Search Results — 2000 specimen records retrieved (1535 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCSB9  Abies concolor Gill, Robert 1959-10-2 Los Angeles Baldy Road campgrounds; San Gabriel Mt. Range; Pacific Slope drainage area 1706 Comment
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  RSA20227  Abronia pogonantha Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9495 Los Angeles Highway between Adelanto and Lancaster. Comment
  UCD109804  Abronia umbellata Daryl Koutnik 1978-4-28 423 Los Angeles Point Dume near Zuma Beach. 45 Comment
  SBBG31226  Acacia decurrens R. F. Thorne with P. C. Everett 1965-6-22 34921 Los Angeles S of Avalon Golf Course; cultivated 121 Comment
  SEINET10452375  Acacia melanoxylon David B. Dunn 1946-1 Dunn 1996 -A Los Angeles Mimosaceae. Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  RSA93733  Acamptopappus sphaerocephalus F. W. Peirson 1921-5-19 2407 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  JEPS42676  Acer macrophyllum Frank W. Peirson 1919-4-5 107 a Los Angeles Old Mt. Wilson trail , Old Mt. Wilson trail (San Gabriel Mountains) 685 Comment
  RSA394178  Acer macrophyllum Robert Gustafson 1977-4-5 402 Los Angeles Angeles Crest Hwy, about 5 miles from the junction with Foothill Blvd. Comment
  RSA650006  Acer macrophyllum Matt Bogdanoff 1981-5-27 41 Los Angeles Ca Hwy 39, 6.3 mi N of junction with Sierra Madre Ave., N of Azusa. 488 Comment
  SD255617  Acer macrophyllum Ian Cain, Natasha Bartely 2010-6-23 1536 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam. 562 Comment
  SEINET12234132  Acer macrophyllum E. Mason, Wunderly, J. 1945-1 s.n. Los Angeles Eaton's Canyon, Pasadena Comment
  UCR150383  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Foot of San Gabriel Mtns, Old meander of San Jose Creek: 46 m east of Valley Blvd. and 1 km N of Grand Ave.; 30 m west of the existing San Jose Creek flood control channel 189 Comment
  RSA0035184  Achillea millefolium var. californica James S. Burns 1992-5-11 27 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  RSA533982  Achillea millefolium var. californica T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5102 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  UC1595313  Achnatherum parishii Tim Ross and Steve Boyd 1990-6-18 3480 Los Angeles vicinity of Verdugo Pines (northerly draw draining to Jackson Lake; Mescal Creek, USGS 7.5' quad); San Gabriel Mtns, Jackson Lake, Mescal Creek 1877 Comment
  RSA226144  Achnatherum speciosum R. F. Thorne, C. W. Tilforth 1971-6-17 39911 Los Angeles N slope of San Gabriel Mountains: 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter, near junction of Bee Canyon with Santa Clara River valley (NAD27) 549 Comment
  RSA91667  Achnatherum speciosum Joseph A. Ewan 1932-5-29 7197 Los Angeles Lower Arrastre Canyon 854 Comment
  CAS-BOT-BC204745  Acmispon argophyllus var. argenteus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4204 Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side Comment
  CAS-BOT-BC204770  Acmispon argophyllus var. argenteus H. E. McMinn 1924-7-25 1300 Los Angeles Catalina Island Comment
  JEPS64872  Acmispon argophyllus var. argenteus W. L. Jepson 1908-7-12 3066 Los Angeles Catalina Island, near Avalon. Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC204897  Acmispon dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove Comment
  SDSU4344  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-1-27 120 Los Angeles San Clemente Island. On slope south of Wilson Island Cove. Comment
  SD64196  Acmispon glaber var. brevialatus Lucille Kempers 1955-4-12 289 Los Angeles Claremont, SE Indian Hill, south slope 274 Comment
  SBBG68090  Acmispon strigosus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  SFV1848  Acmispon strigosus H. L. Bauer 1941-3-23 667 Los Angeles El Segundo sand dunes. 30 Comment
  UCR280772  Acourtia microcephala R. G. Swinney 2014-5-19 16585 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA390577  Adenostoma fasciculatum var. fasciculatum Betty Munson 1940-4-21 s.n. Los Angeles Bouquet Canyon. Comment
  RSA660803  Adenostoma fasciculatum var. fasciculatum Gerald Braden 1988-5-22 31 Los Angeles Strawberry Peak. Comment
  RSA602471  Adiantum capillus-veneris Scott D. White 1997-5-8 5078 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  UCR243006  Adiantum capillus-veneris R. G. Swinney 2009-8-6 11508 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  POM246612  Adiantum capillus-veneris F. R. Fosberg 1931-7-13 R 112 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  LA3986  Adiantum jordanii W. Scott Lewis; 1904-4-24 402 Los Angeles SANTA MONICA MOUNTAINS, Nichols Canyon Comment
  SJSU3876  Ageratina adenophora C. W. Sharsmith 1963-12-30 7172 Los Angeles Eaton Canyon Cr, Eaton Canyon, San Gabriel Mts 670 Comment
  CAS-BOT-BC127233  Agrostis exarata I. M. Johnston 1917-7-28 1510 Los Angeles San Antonio Mountains. North Fork San Antonio Canyon (Old Gold Ridge Mine). 2438 Comment
  CAS-BOT-BC139051  Agrostis pallens Peter H. Raven 1956-6-17 9426 Los Angeles Northwest of Sunset Boulevard at Sepulveda Boulevard, Santa Monica Mountains. Comment
  UC625002  Agrostis pallens F. R. Fosberg 1931-4-29 S 4729 Los Angeles between Cottonwood Canyon and Middle Ranch Canyons (brushy s wall); Santa Catalina Island 80 Comment
  SEINET7594108 Image available Agrostis pallens Unknown 1892-1 45862 Los Angeles Santa Monica, Santa Monica Comment
  RSA469453  Aliciella lottiae Anstruther Davidson 1900-5-1 s.n. Los Angeles Lovejoy Butte. Comment
  UCR101197  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles San Gabriel Valley, Rio Hondo: at Rosemead Blvd. 70 Comment
  UCR104720  Allenrolfea occidentalis David Charlton 1989-4-13 2898 a Los Angeles Western Mojave Desert, Northern edge of Palmdale, corner of 10th Street W & Ave. 'M' at Amargosa Creek 762 Comment
  RSA70454  Allium burlewii F. W. Peirson 1924-5-27 4628 Los Angeles North slope of Strawberry Peak, San Gabriel Mountains. 1677 Comment
  RSA787531  Allium monticola Jane Tirrell 2012-6-4 LS 0058 Los Angeles Ridge above (south) Pacific Crest Trail approximately 0.75 miles west of Mt Hawkins 2566 Comment
  CAS-BOT-BC472944  Allium monticola I. M. Johnston 1917-7-31 1543 Los Angeles Telegraph Peak 2743 Comment
  CAS-BOT-BC475409  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles Half way between Eel Point and seal Cove; San Clemente Island 45 Comment
  RSA654036  Allophyllum divaricatum Valerie L. Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 563 Comment
  UCR108463  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  LA81935  Allophyllum glutinosum O. H. Kappler; 1944-5-7 614 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 152 Comment
  UC1080553  Allophyllum glutinosum Verne and Alva Grant 1951-6-11 16037 Los Angeles Charlton Flats, Hwy. 2 San Gabriel Mts., Charlton Flats 1676 Comment
  UCR162299  Allophyllum glutinosum Anuja Parikh, Nathan Gale 2004-7-21 2089 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon 427 Comment
  RSA639889  Alnus rhombifolia L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA754205  Alnus rhombifolia Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1783 Los Angeles San Gabriel River Watershed; San Dimas Creek, near trail to stream side from gate area. 407 Comment
  UCR208346  Alnus rhombifolia O. F. Clarke 2004-7-11 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  UCD97065  Alternanthera philoxeroides Don Pendleton 1990-8-17 s.n. Los Angeles San Dimas, Bonelli Regional Park. On the S side of Puddingstone Reservoir. 304 Comment
  RSA702201  Amaranthus albus Scott D. White, Pam De Vries 2004-6-14 10487 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC56559  Amaranthus albus Ernest Braunton Oct 1902 707 Los Angeles Echo Park Comment
  UCD97201  Amaranthus blitoides P. B. Kennedy 1918-8-3 s.n. Los Angeles Bakersfield. Comment
  RSA5215  Amaranthus hybridus C. B. Wolf 1932-9-13 4070 ` Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27., [50 ft. N & 1/4 mi: (less 100 ft.) W of SE corner of SE 1/4 sect 27 T4S R12 W] 5 Comment
  RSA752284  Amaranthus palmeri Justin M. Wood 2009-7-25 1160 -A Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  RSA594346  Ambrosia acanthicarpa Steve Boyd, Lauren Raz 1996-10-14 9031 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SD237297  Ambrosia confertiflora Kelly Volansky 2006-2-17 Los Angeles San Gabriel Valley: Montebello Hills, east of Montebello Blvd. near the Paramont Blvd. exit from Hwy 60. 113 Comment
  RSA9764  Ambrosia confertiflora L. C. Wheeler 1933-11-24 2276 Los Angeles Arcadia. 152 Comment
  SBBG61678  Ambrosia dumosa J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  UCR220155  Ambrosia salsola R. G. Swinney 2009-4-2 10268 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  POM86818A  Amelanchier utahensis F. W. Peirson 1919-6-14 471 -A Los Angeles Rock Creek Divide, north side of San Gabriel Mountains. 2012 Comment
  UCR137149  Ammannia coccinea Anstruther Davidson 1902-5-30 s.n. Los Angeles Southern Coast, Bixby Slough [=Harbor Lake/Harbor Park, near Long Beach] 8 Comment
  RSA681934  Ammannia coccinea LeRoy Gross 2003-11-16 1206 Los Angeles Hansen Dam: West of Little Tujunga Canyon Road(Osborne Street) South of Foothill Blvd. In the flood control basin. South of the Athletic Field thats on the San Fernando 7.5 Quadrangle. 305 Comment
  SEINET5325766  Amorpha californica G. B. Grant 1904-5-19 39 Los Angeles Southern California, Mountain Canons, Mt. Wilson Comment
  UC78281  Amsinckia Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  RSA748401  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  UC557747  Amsinckia intermedia Nell Murbarger March, 1936 11 Los Angeles San Clemente Island Comment
  POM71508  Amsinckia intermedia Marcus E. Jones 1882-9-13 s.n. Los Angeles Los Angeles Comment
  RSA0079981  Amsinckia intermedia M. B. Dunkle 1928-3-31 1796 Los Angeles Santa Catalina Island. Cottonwood Canyon. 152 Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  RSA660457  Amsinckia intermedia Ian Thompson 1997-2-14 7 Los Angeles Cal Poly Pomona Ecological Reserve, ridge east of C-line. Comment
  RSA0089907  Amsinckia menziesii Sandy Leatherman, Pam De Vries 2011-4-27 2011 -4 Los Angeles Transverse Ranges; Liebre Mountains region: Haskell Canyon Wash, 1000 meters north of Copper Hill Drive in Saugus. 435 Comment
  SBBG132065  Amsinckia spectabilis S. A. Junak, B. Collins 1991-4-24 SCI 196 Los Angeles S side of mouth of Eel Cove Cyn 42 Comment
  SD260216  Amsinckia tessellata R. G. Swinney 2010-5-19 12816 Los Angeles San Gabriel Mountains / Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Te. Access Rd., west of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  RSA167848  Anagallis arvensis Robert F. Thorne, Percy C. Everett 1964-2-7 33481 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  LA212289  Anagallis arvensis W. M Arbaugh; 1968-5-10 228 Los Angeles Cal Poly, on sunny hillside behind Fremont Hall. Comment
  RSA465154  Anagallis arvensis F. R. Fosberg 1930-6-23 S 2986 Los Angeles Del Rey. 0 Comment
  JEPS20402  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  RSA503865  Anemopsis californica Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  POM220648  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles Browns Flat, San Gabriel Mts. 1310 Comment
  SBBG33447  Anisocoma acaulis A. D. E. Elmer -Jun-1902 3605 Los Angeles Acton Comment
  UCR223761  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SD69455  Anthemis cotula Robert F. Thorne, P. Everett 1965-6-23 34961 Los Angeles Santa Catalina Island; Middle Ranch. Comment
  RSA509605  Anthemis cotula L. C. Wheeler 1967-5-13 9495 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  SD30744  Anthemis cotula Edith A. Purer 1931-4-28 Los Angeles Along roadside, Ballona Road near town of El Segundo. Comment
  UC672555  Antirrhinum coulterianum H. L. Mason 1926-4-26 2949 Los Angeles Pacoima Wash; San Gabriel Mountains Comment
  UCR259760  Antirrhinum coulterianum R. G. Swinney 2010-5-11 12640 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
  UCR261553  Antirrhinum coulterianum R. G. Swinney 2010-6-29 13372 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  SBBG6694  Antirrhinum coulterianum H. and M. Dearing 1940-4-29 4237 Los Angeles E of Castaic Jct Comment
  SEINET4044465  Antirrhinum kelloggii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCR130081  Antirrhinum multiflorum Valerie Oriol 2003-12-9 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mile of Tanbark Flats 976 Comment
  JEPS15510  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1956-6-17 9417 Los Angeles slopes nw Sunset Boulevard (at Sepulveda Boulevard); Santa Monica Mountains Comment
  UC185443  Antirrhinum nuttallianum subsp. subsessile Katharine Brandegee May 17 1916-May 25 1925 Los Angeles Santa Catalina Island Comment
  PASA974  Antirrhinum strictum Frank W. Peirson 1925-4-23 Los Angeles Forks of the San Gabriel River 533 Comment
  SBBG113118  Aphanes occidentalis S. A. Junak 1997-3-27 SCa 348 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 109 Comment
  SBBG131731  Aphanes occidentalis S. A. Junak 1999-5-8 SCa 915 Los Angeles Fern Cyn, Cottonwood watershed, where fenceline crosses cyn 134 Comment
  UC12051  Aphanes occidentalis Geo. B. Grant 1900-4-2 Los Angeles Pasadena Comment
  SD85096  Aphanisma blitoides Peter H. Raven 1962-4-9 17178 Los Angeles San Clemente Island, above Wilson Cove 60 Comment
  UCR155612  Apiastrum angustifolium A. C. Sanders 2005-5-11 30148 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA550384  Apocynum cannabinum T. S. Ross 1992-7-10 6656 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UCR177165  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin; Verdugo Mountains, south side, Burbank, at end of Olive Ave, parked on Via Montana, an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the W and Story Canyon on the E 366 Comment
  UCR205098  Arabis glabra R. G. Swinney 2008-4-11 8660 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA729704  Aralia californica R. G. Swinney 1998-7-28 6515 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  SEINET10532881  Araucaria bidwillii David B. Dunn 1939-10-25 Dunn UMO 46542 Los Angeles Cultivated tree near Colorado Blvd and Orange, Pasadena, California. Comment
  CAS-BOT-BC409990  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6240 Los Angeles San Gabriel Mountains; Pine Flats 1828 Comment
  POM354299  Arceuthobium occidentale Louis C. Wheeler 1932-4-9 579 Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  CAS-BOT-BC23859  Arctostaphylos catalinae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Island Comment
  RSA550439  Arctostaphylos gabrielensis T. S. Ross 1992-7-10 6642 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA626694  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15725 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626818  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21998 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA626805  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22097 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  LA34181  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  POM367278  Arctostaphylos glandulosa subsp. mollis Geo L. Moxley 1919-9-1 713 Los Angeles Ridge 1/2 mile north of Mt. Hollywood, Griffith Park. Comment
  RSA626752  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1979-6-14 7408 Los Angeles 3.2 km east of Short Cut on Angeles Crest Highway. 1600 Comment
  SBBG118767  Arctostaphylos glandulosa subsp. mollis L. Gross with P. Morton 2004-6-9 1335 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  RSA631590  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15956 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631602  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15946 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631609  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15642 Los Angeles Clear Creek Vista, Angeles Crest Highway. 1130 Comment
  RSA631613  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15857 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631644  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15638 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA9796  Arctostaphylos glauca I. M. Johnston 1917-1-28 40 Los Angeles north of San Antonio Canyon Comment
  UCR108212  Arctostaphylos parryana L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Devils Canyon near Bear Creek Divide 1707 Comment
  RSA634348  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1979-6-14 7413 Los Angeles Angeles Crest Highway about 1.3 km east of Singing Pines turnoff. 2000 Comment
  RSA634807  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20453 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634876  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20224 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635059  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20361 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635090  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20412 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635171  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22039 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA228950  Arctostaphylos patula R. F. Thorne 1971-8-25 41289 Los Angeles Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA635273  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20631 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CAS-BOT-BC401796  Argemone munita subsp. rotundata Carl B. Wolf 1928-5-13 2184 Los Angeles One-half way between Castaic and Sandbergs, Liebre Mts. Comment
  SBBG13295  Aristida adscensionis M. A. Piehl 1962-6-9 62341 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  RSA762496  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  CAS-BOT-BC93868  Artemisia dracunculus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UCR276877  Artemisia dracunculus R. G. Swinney 2011-10-13 15777 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  UCR95758  Artemisia dracunculus Lauren Raz, Steve Boyd 1996-10-23 059 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  CAS-BOT-BC93866  Artemisia dracunculus George L. Moxley 1920-8-28 818 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  UC1119364  Artemisia dracunculus A. D. Gifford 1935-4-2 553 Los Angeles 7 mi nne Redrock Mtn.; Tejon Quadrangle, Oakgrove Quadrangle 1066 Comment
  CAS-BOT-BC90812  Artemisia nesiotica M. B. Dunkle 1939-5-28 8126 Los Angeles East side, lower terrace slope, Santa Barbara Island Comment
  RSA158251  Artemisia nesiotica Peter H. Raven 1962-5-9 17709 Los Angeles Wilson's Cove, San Clemente Island 46 Comment
  SDSU6222  Artemisia nesiotica R. M. Beauchamp 1967-3-17 246 Los Angeles East of Wilson Cove, San Clemente Island. Comment
  UCR239961  Artemisia tridentata subsp. parishii R. G. Swinney 2009-11-13 11617 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCSB10295  Asclepias eriocarpa Gill, Robert 1959-6-10 Los Angeles Johnson's pasture, north of Claremont; San Gabiel Mt. Range; Pacific Slope Drainage Area Comment
  RSA785814  Asclepias fascicularis K. Dobry 1991-6-13 837 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  SBBG58639  Asclepias fascicularis M. N. Ackley -Oct-1925 11 Los Angeles Eagle Rock 182 Comment
  UCR88679  Asclepias fascicularis Scott D. White 1995-10-19 3720 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA145429  Asclepias fascicularis Gale Sphon 1959-6-27 370 Los Angeles Twin Valleys Girl Scout Camp, 8 miles west of Wrightwood. Comment
  RSA401246  Asclepias fascicularis Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA544572  Asphodelus fistulosus Timothy S. Ross, E. Kellogg 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, off the E end of the active runway. 43 Comment
  LA202865  Asplenium vespertinum Lawrence L. Kiefer; 1967-4-22 3310 Los Angeles San Gabriel Mountains, Groverland Canyon, tributary to E Fork of San Gabriel River, ca. 0.5 mi. from the mouth 548 Comment
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Jun 17 2014
  RSA0011732  Asplenium vespertinum Anonymous s.n. Los Angeles San Gabriel Mountains Comment
  RSA417671  Aster greatae Fordyce Grinnell Jr. 1915-9-4 3119 Los Angeles Above Arroyo Seco-West Fork Divide. Comment
  RSA93793  Aster hesperius F. W. Peirson 1919-11-7 1279 Los Angeles Rio Hondo Comment
  CAS-BOT-BC308950  Asteraceae J. H. Thomas 1957-4-27 6703 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume, 15 miles due west of Santa Monica 152 Comment
  POM157962  Astragalus bicristatus Marcus E. Jones 1927-8-1 5 M-11-26 Los Angeles San Gabriel Mountains. Swartout [Swarthout] Valley. Comment
  UCR126757  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26134 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
  UC1925789  Astragalus douglasii Naomi Fraga, Sarah De Groot 2004-6-1 1234 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Lytle Creek Ridge Road (3N13). Comment
  UCSB51743  Astragalus lentiginosus Hodgson, John 1929-3-29 Los Angeles Along ridge route, 1/2 mi. toward ??? from Gorman; Santa Barbara-Tejon forest Comment
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Oct 25 2007
  JEPS108276  Astragalus lentiginosus var. variabilis David Gowen 2005-5-11 313 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  SBBG12719  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles China Pt 3 Comment
  RSA600727  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  UCR186571  Astragalus purshii var. tinctus A. C. Sanders 2006-4-25 32195 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UC55018  Astragalus pycnostachyus var. lanosissimus H. P. Chandler 1902-9-9 2045 Los Angeles Ballona Marshes Comment
  SEINET5326932  Astragalus trichopodus G. B. Grant, Walter Wheeler 1904-4-21 72 -6262 Los Angeles on santa Catalina Island, Pacific Ocean, off Southern California Comment
  CATA1670  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2961 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  SD52982  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Santa Catalina Island, Airport Road on main ridge about .5 miles W of Middle Ranch turn-off Comment
  UC57475  Astragalus trichopodus var. lonchus J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA415737  Astragalus trichopodus var. lonchus Frances M. Morey 1922-4-14 s.n Los Angeles Culver City. Comment
  UC397228  Astragalus trichopodus var. lonchus Geo. B. Grant 1906-3-28 2361 Los Angeles Santa Catalina Island Santa Catalina Island (Southern California) Comment
  CAS-BOT-BC200840  Astragalus trichopodus var. trichopodus Marcus E. Jones 1924-4-25 s.n. Los Angeles Brea Canyon Comment
  CAS-BOT-BC170602  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1 -40 Los Angeles Malibu Lagoon State Beach, Santa Monica Mountains 3 Comment
  UC56782  Atriplex californica Ernest Braunton May 1902 267 Los Angeles Redondo Comment
  RSA65360  Atriplex canescens F. W. Peirson 1921-7-1 1811 Los Angeles Soledad Canyon, north base of San Gabriel Mountains. 442 Comment
  SEINET3930637  Atriplex canescens Grant D. Brown 1950-3-31 529 Los Angeles 2 miles S. of Caswell on highway #99.; 0 Comment
  RSA599740  Atriplex canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  UCSC011212  Atriplex canescens Adam Searcy 2015-7-10 73 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  UC205289  Atriplex coulteri Katharine Brandegee Los Angeles Bixby Comment
  SBBG94217  Atriplex leucophylla F. R. Fosberg 1931-5-18 4894 Los Angeles Little Harbor 20 Comment
  RSA478312  Atriplex leucophylla F. R. Fosberg 1930-7-7 S- 3172 Los Angeles Alamitos Bay 4 Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  RSA188190  Atriplex pacifica R. F. Thorne, P. Everett 1965-6-24 35035 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 45 Comment
  SBBG25430  Atriplex prostrata E. R. Blakley, D. E. Breedlove 1961-9-24 1286 Los Angeles ca. 0.5 mi upstream in Middle Ranch Cyn from its mouth 76 Comment
  RSA579130  Atriplex semibaccata T. S. Ross, J. M. Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7438 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  SBBG77639  Atriplex semibaccata E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  RSA453964  Atriplex semibaccata F. R. Fosberg 1930-7-7 7406 Los Angeles Seal Beach, Alamitos Bay. Comment
  POM153314  Atriplex serenana P. A. Munz, I. M. Johnston 1928-9-4 11130 Los Angeles Saugus. 366 Comment
  UCR125122  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  RSA0042226  Atriplex triangularis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 2997 Los Angeles Santa Catalina Island: Cherry Valley, above beach. 6 Comment
  SD85141  Atriplex watsonii E. R. Blakley 1961-9-23 4731 Los Angeles Santa Catalina Island, Catalina Harbor, base of Ballast Point. Comment
  RSA385388  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA653463  Avena barbata Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 756 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  RSA714194  Avena barbata Valerie L. Soza, Miriam Sidibeh 2003-3-26 1616 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC1401317  Avena barbata D. B. Dunn 1947-3-19 2929 Los Angeles n side of Welshire 1/2 block e Manning; Los Angeles Comment
  LA37868  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA600838  Avena fatua L. C. Wheeler 1967-5-13 9535 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA694973  Azolla filiculoides Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon (San Dimas Resevoir) Comment
  IRVC28397  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 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
  SFV12662  Baccharis pilularis M. H. Grayum, D. L. Koutnik 1977-11-25 897 Los Angeles San Gabriel Mountains Roadfill along Placerita Canyon Road. 572 Comment
  UCR161633  Baccharis pilularis Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA799802  Baccharis salicifolia Pam De Vries 2013-4-3 7830 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
  UCR180382  Baccharis salicina Scott D. White, Andrea Warniment 2006-7-6 11604 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  CAS-BOT-BC100023  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-5-11 7810 Los Angeles Sawmill Mountain: W summit area ca 260-350m SE of Sawmill Campground. Burnt Peak 7.5' USGS Quadrangle 1621 Comment
  RSA611366  Bassia hyssopifolia L. C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  CAS-BOT-BC400047  Berberis Joseph Andorfer Ewan 1932-7-4 7590 Los Angeles Millards [Millard] Canyon, San Gabriel Mts. 1158 Comment
  SBBG26691  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 mi S of San Fernando, 2 blocks E of San Fernando Blvd Comment
  UC398723  Berberis nevinii Carl B. Wolf 1927-7-27 682 Los Angeles ca 1/2 mi s San Fernando Comment
  SBBG32154  Bergerocactus emoryi R. N. Philbrick with R. F. Thorne 1967-3-19 B 67 -233 Los Angeles Indian Head Pt Comment
  UCR119046  Beta macrocarpa Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UC468898  Bidens frondosa A. Davidson, M. D. 1917-9-1 3271 Los Angeles Alvarado Street Comment
  RSA188250  Bloomeria crocea var. crocea Robert F. Thorne, Percy C. Everett 1965-6-22 34897 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 213 Comment
  RSA367451  Bloomeria crocea var. crocea Anstruther Davidson 1908-7-7 3102 Los Angeles Topanga Comment
  RSA482649  Boechera californica Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon Comment
  RSA668664  Boechera californica Steve Boyd, Michael Denslow 2002-5-9 10437 Los Angeles Just north of Sunset Peak along Sunset Peak Road, head of Spruce Canyon. 1524 Comment
  UCR141713  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UCR202529  Boschniakia strobilacea R. G. Swinney 2001-8-9 8011 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  RSA452002  Bowlesia incana Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA729749  Boykinia rotundifolia R. G. Swinney 1999-7-28 7595 Los Angeles Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon. 1098 Comment
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Oct 3 2010
  UCR258524  Boykinia rotundifolia R. G. Swinney 2010-8-9 13472 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA268490  Boykinia rotundifolia H. J. Thompson 1960-6-7 3067 Los Angeles Santa Monica Mountains. Malibu Canyon, 0.4 miles south of tunnel, 3 miles north of coast highway US 101. 152 Comment
  RSA592401  Brachypodium distachyon Mark Hoefs, D. Propst 1974-5-10 463 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  RSA0036832  Brassica geniculata Phil Elliott 1981-3-8 29 Los Angeles Diamond Bar, 1/2 mile west of Diamond Bar Blvd., 1/2 miles south of Grand Ave. Comment
  SD212529  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Foothills of San Gabriel Mountains: South Hills Park Glendora. East of Grand Avenue and South of Alostra Avenue. 244 Comment
  SEINET10858337 Image available Brassica rapa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2577 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  CAS-BOT-BC100407  Brickellia californica Mary H. Ward; Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena Comment
  CAS-BOT-BC100420  Brickellia californica C. F. B. 1903-8-2 3696 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  JEPS30664  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14550 Los Angeles Latigo Canyon Road 1 mi E of Newton Canyon, Santa Monica Mountains 563 Comment
  LA31693  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14725 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  POM158297  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  RSA522933  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3297 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  SD85064  Brickellia californica E. R. Blakley 1962-10-5 5451 Los Angeles Santa Catalina Island, Cottonwood Canyon,.25 mile upstream from the ocean 29 Comment
  UCR61035  Brickellia californica R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, vicinity of Glendora Wilderness Park, Big Dalton Cyn. 400 Comment
  LA31687  Brickellia californica Peter H. Raven; Henry J. Thompson 1958-10-11 13765 Los Angeles Santa Monica Mountains, Piuma Road, 4.2 mi W of Saddle Peak 640 Comment
  RSA509618  Brickellia nevinii L. C. Wheeler 1966-11-23 9150 Los Angeles San Gabriel Mountains. Devil's Canyon, near mouth where it suddenly narrows. Comment
  LA51386  Brodiaea jolonensis Peter H. Raven; David S. Verity 1960-5-7 15350 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners, just W of Cornell Corners. 213 Comment
  RSA251546  Brodiaea kinkiensis Robert F. Thorne 1973-4-11 42814 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  SFV19101  Brodiaea terrestris subsp. kernensis P. Saadat 1999-5-16 25 Los Angeles San Fernando Valley Big Tujunga Wash. West of Westcott Ave. and south of Grove St. 390 Comment
  UC185570  Bromus arizonicus T. S. Brandegee 1890-5-12 57 Los Angeles Santa Catalina Island Comment
  RSA0071931  Bromus berteroanus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7005 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
  RSA0091727  Bromus berteroanus R. G. Swinney 2011-4-20 14438 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
  SEINET3128749  Bromus berteroanus G. B. Grant 1905-4-15 123 Los Angeles Pasadena Comment
  SEINET10933498  Bromus berteroanus LeRoy R. Abrams 1903-3-14 Abrams 3132 Los Angeles San Pedro. Comment
  SD31219  Bromus carinatus Edith A. Purer 1931-4-28 1768 Los Angeles Palos Verdes Hills, along roadside Comment
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Jul 11 2010
  CATA995  Bromus diandrus Mark L. Hoefs 1994-5-21 1869 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  SEINET3922248  Bromus diandrus G. D. Wallace, M. Wallace 1985-3-2 2173 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portuguese Bend and the school on Forrestal Rd.; 0 Comment
  UCR281378  Bromus diandrus R. G. Swinney 2014-5-15 16519 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA762138  Bromus grandis Orlando Mistretta, Christine Mistretta 2008-5-15 3066 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA748673  Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles Glendora Mountain summit 1003 Comment
  UCSB339  Bromus hordeaceus B., K. 1943-3-31 Los Angeles Lysimeters at Tanbark Flat, San Dimas Experimental Forest; San Gabriel Mtns 822 Comment
  LA33365  Bromus hordeaceus Peter H. Raven; 1959-4-4 13976 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  SBBG118870  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  CDA1846  Bromus madritensis subsp. madritensis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  RSA0112069  Bromus madritensis subsp. madritensis Steven A. Junak 2000-5-18 SCa- 1292 Los Angeles Santa Catalina Island. Above Goat Harbor. 304 Comment
  CATA1182  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-30 2183 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SDSU961  Bromus madritensis subsp. rubens Gerald Collier 1951-4-28 Los Angeles 3634 N Muscatel Avenue, Rosemead. Weedy lot. Comment
  SEINET10942412  Bromus pseudolaevipes Joseph A. Ewan 1932-6-12 Ewan 7382 Los Angeles Rather dry gravel at foot of high cliff 1/2 mile below Falls Creek. 762 Comment
  UCR269883  Bromus rubens Jeremiah George 2015-4-10 415- 10 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  SEINET11672445  Bromus rubens C. V. Braun 1975-1 157 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  RSA595653  Bromus tectorum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8554 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCR209596  Bromus tectorum R. G. Swinney 2008-7-3 9154 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR97650  Bromus trinii A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19671 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just north of the RR and among gravel pits. 832 Comment
  SD52835  Cakile maritima Peter H. Raven 1962-4-11 17294 Los Angeles San Clemente Island; sandy beach behind Northwest Harbor. 7 Comment
  UCD114964  Cakile maritima Kenneth A. Wilson 1961-3-16 1036 Los Angeles Zuma Beach. Comment
  RSA466531  Calandrinia ciliata L. C. Wheeler 1932-3-20 510 Los Angeles Head Mandeville Canyon. 457 Comment
  SEINET12190686  Callistemon citrinus J. F. Bright, Wyman, C. 1931-1 5327 Los Angeles Hollywood Comment
  RSA0081390  Calocedrus decurrens R. G. Swinney 2010-9-13 13810 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA791804  Calochortus Mark Elvin, Margie P. Elvin, Katie Elvin, Andy Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains: crest of the mountains at head of Salt Creek, 6.5 km southwest of Stevenson Ranch. 927 Comment
  POM123240  Calochortus catalinae Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  POM220018  Calochortus catalinae F. R. Fosberg 1932-5-6 8167 Los Angeles North [of] Avalon, Santa Catalina Island. 50 Comment
  UC1929606  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Channel Island; Santa Catalina Island: Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  IRVC26176  Calochortus clavatus Mark A. Elvin, Cathleen Weigand 2003-4-7 2436 Los Angeles Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley 335 Comment
  SBBG927  Calochortus clavatus H. and M. Dearing 1940-4-29 4235 Los Angeles Vale Verde Rd near Castaic Jct Comment
  SBBG57673  Calochortus clavatus var. gracilis M. N. Ackley 1926-5-8 Los Angeles Mint Cyn 457 Comment
  RSA593006  Calochortus kennedyi var. kennedyi Steve Boyd, Orlando Mistretta 1996-5-1 8736 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA0106745  Calochortus palmeri R. G. Swinney 2011-6-14 15148 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCSB635  Calochortus plummerae Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon, 2 mi. from 101 Comment
  SD232564  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  UCR155128  Calochortus venustus A. C. Sanders 2005-5-5 29925 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCD126078  Calystegia macrostegia Marc Meyer 1993-3-20 10 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. On E-facing slope. 400 Comment
  RSA710774  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont; rocky roadside. 600 Comment
  RSA657955  Calystegia macrostegia subsp. intermedia J. Keeling 1980-5-26 16 Los Angeles Verdugo Mountains Region: South end of dam, beginning of Childs Canyon, 550 yards east of Allen St., Glendale. 335 Comment
  RSA607029  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-5-24 s.n. Los Angeles Lost Canyon at Bear Creek Trail. 1219 Comment
  POM21376  Calystegia soldanella George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  POM31972  Camissonia bistorta C. F. Baker 1909-4-4 5064 Los Angeles Claremont. Comment
  RSA465670  Camissonia bistorta M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Mountains, Verdugo Canyon, sandy wash Comment
  RSA75683  Camissonia boothii subsp. decorticans F. W. Peirson 1919-6-14 479 Los Angeles Rock Creek [Big?] 1524 Comment
  RSA0098640  Camissonia californica R. G. Swinney 2010-5-11 12688 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA660421  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Right Star Mine, S of Acton. Comment
  UCR185590  Camissonia campestris A. C. Sanders 2007-4-25 33586 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SBBG22760  Camissonia campestris subsp. campestris D. Myrick 1965-3-5 1088 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  RSA547429  Camissonia hirtella Tim S. Ross 1992-5-17 6355 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 166 degrees SSE, ca 370m distant from the mouth of Shoemaker Canyon 637 Comment
  UCR276907  Camissonia hirtella R. G. Swinney 2011-3-29 14248 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA454094  Camissonia ignota Anstruther Davidson 1905-6-1 1428 Los Angeles Providence Ranch. Hollywood. Comment
  RSA572173  Camissonia intermedia M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA577281  Camissonia intermedia Orlando Mistretta 1994-7-20 1441 Los Angeles Big Rock Creek. South Fork Campground. 1402 Comment
  UCR205175  Camissonia intermedia R. G. Swinney 2008-4-10 8635 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA449026  Camissonia micrantha M. C. Beymer s.n. Los Angeles Verdugo Canon Comment
  UCR258717  Camissonia pallida R. G. Swinney 2010-5-19 12832 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
  RSA587035  Camissonia pallida subsp. pallida Orlando Mistretta, Mark A. Elvin 1995-5-10 1698 F Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  POM173505  Camissonia pallida subsp. pallida Ralph Hoffmann 1929-4-27 s.n. Los Angeles Little Rock Dam. North base of San Gabriel Mts. Comment
  CHSC13526  Camissoniopsis bistorta L. M. Mayer 1973-4-21 97 Los Angeles In field; ca. 10 yds off the rd through Big Tujunga Canyon ca 3.5 mi ne of the intersection of Foothill Blvd and Mt. Gleason Ave. 518 Comment
  CAS-BOT-BC160250  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles On western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  CAS-BOT-BC160431  Camissoniopsis cheiranthifolia subsp. suffruticosa Geo. B. Grant 1898-2-4 s.n. Los Angeles Santa Monica Comment
  LA82391  Camissoniopsis intermedia O. H. Kappler; 1941-6-3 258 Los Angeles SANTA MONICA MOUNTAINS, Dume Canyon [Zuma Cyn, E-fork], near summit of Mulholland Hwy. 640 Comment
  SFV2534  Camissoniopsis intermedia K. A. Wilson 1961-2-20 864 Los Angeles San Gabriel Mountains Little Tujunga Canyon. Comment
  RSA0113752  Capsella bursa-pastoris Steven A. Junak 1999-5-20 SCa- 947 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 290 Comment
  RSA639732  Capsella bursa-pastoris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  SD52409  Capsella bursa-pastoris Benjamin C. Stone 1953-1-24 282 Los Angeles Behind Holmes Hall, Pomona College Campus, Claremont. 334 Comment
  LA51502  Cardamine californica O. H. Kappler; 1946-4-6 1078 Los Angeles Santa Monica Mountains, Hidden Valley, French Ranch, W of Lake Sherwood 304 Comment
  SD113128  Cardamine californica Darley F. Howe 1915-3-1 23 Los Angeles San Dimas Canyon. Comment
  UCD114195  Cardamine californica Daryl Koutnik 1978-3-24 161 Los Angeles east side of Cornell Road, 1 mile south of Seminole Hot Springs. 365 Comment
  RSA608834  Carduus acanthoides L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  RSA191584  Carex alma Robert F. Thorne 1966-8-29 36587 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA228999  Carex alma Robert F. Thorne, C. W. Tilforth 1971-6-30 40836 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along & above S Fork of Little Rock Creek 1433 Comment
  RSA547832  Carex alma Timothy S. Ross, Peter Fritsch 1990-6-20 3637 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  CAS-BOT-BC21314  Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabrile Mountains. East Fork Alder Creek off Big Tujunga, at below Charlton Flat. Comment
  CAS-BOT-BC21913  Carex heteroneura Robert F. Thorne 1971-8-25 41260 Los Angeles Lily Spring on NW slope of Mt. Hawkins. San Gabriel Mountains, Angeles National Forest. Comment
  UCR209853  Carex multicaulis R. G. Swinney 2008-7-25 9319 Los Angeles San Gabriel Mtns., Twin Peaks Saddle, between Waterman Mtn. and Twin Peaks, the southernmost of the two saddles 2000 Comment
  CAS-BOT-BC118408  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Los Angeles Res. Comment
  RSA228992  Carex subfusca Robert F. Thorne 1971-8-25 41294 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 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
  CATA1919  Carex triquetra Amy Catalano 2014-4-7 008 Los Angeles Santa Catalina Island: Along eastern corner of Exclosure 3A, ca. 1.5 air miles NNW of White's Landing 357 Comment
  RSA364783  Carex triquetra M. B. Dunkle 1929-4-21 2140 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  SD53067  Carex triquetra Peter Raven 1962-5-21 17813 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon, clumps. 198 Comment
  RSA425911  Castilleja affinis M. V. Hood 1945-5-1 C- 2217 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA0110209  Castilleja applegatei Richard G. Swinney 2011-5-16 14755 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in upper Big Tujunga Cyn., c.150m N of lodge on a SW-facing slope, E of the swimming pool. 1220 Comment
  JEPS5222  Castilleja applegatei subsp. martinii Frank W. Peirson 1921-7-17 2505 Los Angeles Prairie Fork San Gabriel Mountains, San Gabriel River 2011 Comment
  RSA448718  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-6-17 3597 Los Angeles San Antonio River Canyon 915 Comment
  UC1561386  Castilleja applegatei subsp. martinii Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6976 Los Angeles ca 5 air mi wnw Wrightwood (Hwy 2 between Blue Ridge and Vincent Gulch); San Gabriel Mts. Comment
  CHSC3743  Castilleja foliolosa Sue Boergadine 1966-4-28 2 Los Angeles App. 8 mi. NE Newhall. 914 Comment
  POM292883  Castilleja foliolosa Lyman D. Benson, Joseph Lanjour, Robert Benson 1953-5-2 15104 Los Angeles Hills, north face of Swain Canyon, Whites Landing Santa Catalina Island. 61 Comment
  JEPS81756  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  RSA756737  Castilleja minor subsp. spiralis R. G. Swinney 2008-6-24 9095 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  UCR138503  Castilleja plagiotoma L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Blue Ridge 2241 Comment
  RSA0115479  Caulanthus amplexicaulis A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller 2007-4-12 33382 B Los Angeles Western Antelope Valley: Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon. 945 Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA587407  Caulanthus cooperi Orlando Mistretta 1995-4-5 1605 Los Angeles drainage W of Little Rock Creek Reservoir. 1311 Comment
  SD37965  Caulanthus coulteri Edith A. Purer 1931-3-15 Los Angeles Elizabeth Lake Comment
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Jul 10 2010
  CAS-BOT-BC41106  Caulanthus heterophyllus John H. Thomas 1957-4-27 6692 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Point Dume. 152 Comment
  SEINET7991928  Caulanthus inflatus Louis C. Wheeler 1973-4-20 No determinado Los Angeles San Gabriel Mountains, Edge of Antelope Valley. 40th Street E, between Californi Comment
  POM219993  Ceanothus arboreus F. R. Fosberg 1932-5-6 947 Los Angeles Santa Catalina Island. Mouth of Big Wash Canyon, Avalon. 20 Comment
  UC1302359  Ceanothus arboreus Robert F. Thorne and P. C. Everett 1964-2-6 33293 Los Angeles above Fourth of July Cove Santa Catalina Island 30 Comment
  UC172816  Ceanothus arboreus George B. Grant and Walter Wheeler Apr 21-26 1904 148 -6146 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC455459  Ceanothus arboreus I. J. Condit 1909-6-29 Los Angeles Catalina Island Comment
  UC870519  Ceanothus crassifolius Marcus E. Jones 1882-2-25 3022 Los Angeles Pasadena Comment
  SBBG71371  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 922 Los Angeles Annandale 243 Comment
  RSA2996  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UCR100057  Ceanothus cuneatus R. G. Swinney 1969-3-21 311 Los Angeles Sab Gabriel Mtns. Foothills/San G. Valley, West side of Junction of Sierra Madre Ave. and Vernon Ave., Azusa 206 Comment
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Sep 17 2010
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  SFV16667  Ceanothus integerrimus P. Wilson, J. M. Albert 1996-6-12 3439 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  UC1070857  Ceanothus leucodermis P. L. Johannsen 1934-2-17 288 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  UCR252571  Ceanothus leucodermis R. G. Swinney 2010-6-21 13255 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA399007  Ceanothus leucodermis Anstruther Davidson 1891-4-5 s.n. Los Angeles River side [more specific information not given]. Comment
  CATA421  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island: 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road 365 Comment
  RSA261705  Ceanothus megacarpus var. insularis T. S. Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island. Comment
  UC1349043  Ceanothus megacarpus var. insularis Robert F. Thorne and P. Everett 1965-5-10 34478 Los Angeles Santa Catalina Island, near Summit road 411 Comment
  UC870598  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  CAS-BOT-BC50465  Ceanothus oliganthus Timothy S. Ross 1992-4-21 6226 Los Angeles San Gabriel Mountains: Head of Horse Canyon: N side of Horse Canyon Saddle 987 Comment
  RSA0116692  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET3162616  Ceanothus oliganthus E. K. Balls 1950-3-28 14448 Los Angeles La Crescenta at upper end of town, hwy. 476 Comment
  UC170186  Ceanothus oliganthus var. oliganthus Geo. B. Grant June, 1904 147 a Los Angeles Pasadena Comment
  LA105112  Ceanothus spinosus Barry A. Prigge; 1988-7-9 8269 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  RSA608840  Celtis laevigata Louis C. Wheeler 1963-10-3 8400 Los Angeles Los Angeles: University Avenue and 27th Street. Comment
  UCR138519  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA596444  Centaurea repens Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8866 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 854 Comment
  RSA682656  Centaurium venustum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1081 Los Angeles 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. 556 Comment
  RSA656178  Centaurium venustum Joseph M. Keefe 1978-6-4 23330 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  RSA167693  Centranthus ruber Robert F. Thorne, Percy C. Everett 1964-2-7 33448 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  RSA585030  Ceratonia siliqua Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  SD181807  Ceratophyllum demersum Louis C. Wheeler 1946-8-24 6232 Los Angeles San Gabriel Mountains; Crystal Lake. 1676 Comment
  CAS-BOT-BC142134  Cercocarpus betuloides R. C. Foster 1937-4-5 155 Los Angeles Near University Club, Claremont Comment
  RSA167627  Cercocarpus betuloides Peter H. Raven, Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA305936  Cercocarpus betuloides Fay A. MacFadden 1933-3-30 s.n. Los Angeles Tejunga [Tujunga] Wash, Stonehurst Comment
  RSA657449  Cercocarpus betuloides C. Schapiro 1979-5-28 24 Los Angeles Verdugo Mountains: On fire road at intersection of Haines Canyon Road and Day St., Tujunga 671 Comment
  UCR220359  Cercocarpus betuloides R. G. Swinney 2009-4-15 10335 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  RSA250435  Cercocarpus betuloides var. betuloides Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41610 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
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Nov 5 2014
  UC1745958  Cercocarpus betuloides var. betuloides Annetta M. Carter, Arthur Carter 1935-9-13 988 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  POM96076  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon. 915 Comment
  UCSB2743  Cercocarpus betuloides var. betuloides Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  SBBG21946  Cercocarpus betuloides var. blancheae R. F. Thorne with P. C. Everett 1964-2-6 33295 Los Angeles above Fourth of July Cove 30 Comment
  SBBG38721  Cercocarpus betuloides var. blancheae R. Moran 1941-3-13 703 Los Angeles Hermit Gulch, near Crk 50 Comment
  UC494759  Cercocarpus ledifolius var. ledifolius T. Craig 1927-6-8 448 Los Angeles Bear Canyon Trail to summit of Mount San Antonio; San Gabriel Mountains, Mount San Antonio 2438 Comment
  HSC24914  Cercocarpus montanus var. glaber Gideon Brunn 1967-3-10 3 Los Angeles 19 mi. NEE of La Canada, 1 mi. S of Mt. Wilson Peak off Angeles Crest Hwy., San Gabriel Mtns. 1738 Comment
  UC457211  Chaenactis artemisiifolia Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR197175  Chaenactis artemisiifolia Valerie Soza, LeRoy Gross 2001-5-9 1203 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  POM183624  Chaenactis artemisiifolia Joseph A. Ewan 1929-5-25 s.n. Los Angeles W of Griffith Park Comment
  RSA93808  Chaenactis artemisiifolia F. W. Peirson 1919-7-3 242 Los Angeles San Gabriel Mountains: Lukens Peak 915 Comment
  RSA252870  Chaenactis fremontii R. F. Thorne 1973-5-11 43527 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UCR125555  Chaenactis glabriuscula A. C. Sanders 2003-5-22 26817 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
  UC53913  Chaenactis glabriuscula var. glabriuscula Ernest Braunton 1902-6-8 429 Los Angeles Ballona Comment
  UC280141  Chaenactis glabriuscula var. orcuttiana S. B. Parish 1918-6-5 11866 a Los Angeles Playa del Rey Comment
  UCSB31624  Chaenactis santolinoides Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 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
  RSA94402  Chaenactis stevioides F. W. Peirson 1923-5-25 3522 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  JEPS32855  Chaenactis xantiana E. R. Blakley 1958-5-9 2260 Los Angeles hills 2 mi e of Gorman 1097 Comment
  UCD168369  Chaenactis xantiana J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UC303791  Chamaesyce melanadenia I. M. Johnston 1917-11-30 1801 Los Angeles mouth Live Oak Canyon; San Antonio Mtns 457 Comment
  RSA603394  Chamaesyce serpens L. C. Wheeler 1975-5-11 s.n. Los Angeles Hacienda Heights: 7th Avenue and Pomona Freeway. Comment
  RSA609984  Chamaesyce serpens L. C. Wheeler 1970-7-7 s.n. Los Angeles Los Angeles: UCLA Campus, south of Slichter Hall. Comment
  RSA432472B  Chamaesyce serpillifolia F. R. Fosberg 1930-7-3 S- 3113 Los Angeles El Monte. 85 Comment
  RSA595426  Chamaesyce serpillifolia Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2398 Los Angeles By road, middle of Cape Canyon, Santa Catalina Island. 244 Comment
  RSA498646  Chamaesyce serpillifolia L. C. Wheeler 1936-6-20 4173 Los Angeles 500 block W. Glenoak Ave. Glendale 152 Comment
  RSA638205  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1945-6-3 6063 Los Angeles San Gabriel Canyon: West Fork San Gabriel Canyon ca 1 mile west of the forks. . Comment
  SBBG130720  Chamaesyce serpyllifolia S. A. Junak 2000-7-1 SCa 1366 Los Angeles LA County Interpretive Center, Avalon 73 Comment
  CAS-BOT-BC70016  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles along trail from Haines Canyon to Mt. Lukens, San Gabriel Mts. Comment
  CAS-BOT-BC70018  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA610785  Cheilanthes covillei L. C. Wheeler 1933-2-21 1469 Los Angeles Little Rock Creek, San Gabriel Mts. 1067 Comment
  UC1595344  Cheilanthes covillei Tim Ross 1992-5-17 6363 Los Angeles sse-draining draw 64 degrees 645 m distant from mouth of Shoemaker Canyon (E Fork San Gabriel River); San Gabriel Mts 710 Comment
  RSA527586  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4413 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR223806  Chenopodium R. G. Swinney 2009-8-25 11492 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA226102  Chenopodium album R. F. Thorne, C. W. Tilforth 1971-6-17 39944 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCD97787  Chenopodium album Louis C. Wheeler 1966-10-1 8936 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. 1005 Comment
  RSA187701  Chenopodium ambrosioides R. F. Thorne 1966-9-14 36645 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  RSA0082962  Chenopodium berlandieri R. G. Swinney 2010-4-23 12355 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR203226  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA478456  Chenopodium botrys F. R. Fosberg 1930-7-3 S 3093 Los Angeles San Gabriel River, El Monte. Comment
  POM264691  Chenopodium botrys L. C. Wheeler 1936-7-4 4213 Los Angeles 1 mile northeast of Glendora 304 Comment
  UC1971286  Chenopodium californicum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent Comment
  LA50751  Chenopodium californicum Arthur C. Gibson; 1932-2-27 3841 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  UCD169509  Chenopodium desiccatum R. G. Swinney 2009-7-22 11333 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA703175  Chenopodium fremontii Scott D. White 2004-8-11 10708 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  POM310575  Chenopodium multifidum Hulda Crooks 1945-10-22 134 Los Angeles Claremont. 351 Comment
  CATA1167  Chenopodium murale Mark L. Hoefs 1995-5-30 2160 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA233617  Chenopodium murale R. F. Thorne 1970-3-6 39404 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA478537  Chenopodium murale F. R. Fosberg 1931-5-22 7162 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA518243  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SD90263  Chenopodium murale Robert F. Thorne 1973-4-12 42926 Los Angeles San Clemente Island: Pyramid Cove at south end of island 3 Comment
  RSA601192  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-27 9918 Los Angeles San Gabriel Mountains : North side Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
  UCR61522  Chorizanthe leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-3 s.n. Los Angeles Big Tujunga Canyon Wash, east of Foothill Blvd. crossing of wash. Site proposed for development of Los Angeles International Golf Course [built, =Angeles National G. Club] 384 Comment
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Oct 25 2015
  NY468299  Chorizanthe parryi A. M. Ottley 1920-5-12 676 Los Angeles San Gabriel Wash 182.9 Comment
  SBBG122078  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2001-5-30 1735 Los Angeles 0.5 km N of Hwy 126, 0.25 km W of San Martinez Grande Cyn Rd 340 Comment
  CAS-BOT-BC252778  Chorizanthe parryi var. parryi Geo. B. Grant 1902-6-1 171 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  POM156531  Chorizanthe staticoides L. R. Abrams 1902-7-2 2637 Los Angeles Sierra Madre. Comment
  SDSU4935  Chorizanthe staticoides D. F. Howe 1947-5-4 1571 Los Angeles Mint Canyon. Comment
  RSA0105218  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 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. 1585 Comment
  SD42641  Chorizanthe watsonii Darley F. Howe 1947-5-5 1596 Los Angeles Between Palmdale and Littlerock Comment
  UC1870209  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  UC1929888  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles LIEBRE MOUNTAINS: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. Comment
  RSA622838  Chrysanthemum parthenium L. C. Wheeler 1975-6-17 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary.. . Comment
  RSA718283  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-7-17 5139 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA522468  Chrysothamnus nauseosus subsp. hololeucus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4036 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA603825  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1997-9-17 10039 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. 915 Comment
  RSA659576  Cirsium californicum Brian McColgan 1988-5-16 17 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 976 Comment
  SEINET11860305  Cirsium californicum J. F. Bright, Wyman, C. 1931-6-16 5565 Los Angeles around Los Angeles Comment
  RSA0091797  Cirsium occidentale var. californicum Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  UC1871044  Cirsium occidentale var. californicum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3962 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
  SBBG39610  Cirsium occidentale var. coulteri E. R. Blakley 1963-4-10 5575 Los Angeles jct of Whites Landing and Airport rd, NE side of Black Jack Mtn 381 Comment
  RSA0068449  Cirsium vulgare R. G. Swinney 2010-9-9 13780 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
  RSA547811  Cirsium vulgare Timothy S. Ross, Peter W. Fritsch 1990-6-20 3613 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR238094  Clarkia affinis Mark A. Elvin, Cathleen Weigand 2003-5-22 2890 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  CAS-BOT-BC172449  Clarkia bottae Le Roy Abrams 1900-4-1 s.n. Los Angeles Pasadena Comment
  POM153236  Clarkia bottae C. L. Hitchcock 1928-4-21 59 Los Angeles Santa Monica Mountains: beside road leading to Ventura Hwy. 500 Comment
  RSA507976  Clarkia bottae Steve Boyd, T. S. Ross 1988-4-28 2230 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  UC173996  Clarkia bottae G. B. Grant 1906-6-10 6666 Los Angeles Mt. Lowe Comment
  UC373525  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth San Dimas Canyon 900 Comment
  CHSC34547  Clarkia cylindrica James Henrickson; E. Parker 1973-6-8 10633 Los Angeles Santa Monica Mts., 1 mile NW of Topanga along Monte Vista Dr. in pastures. 243 Comment
  IRVC28997  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  CAS-BOT-BC172249  Clarkia cylindrica subsp. cylindrica Marcus E. Jones 1927-4-24 s.n. Los Angeles North of Lebec Comment
  CAS-BOT-BC172107  Clarkia dudleyana Timothy S. Ross 1993-6-1 7359 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail, San Gabriel Mountains 731 Comment
  RSA72217  Clarkia heterandra F. W. Peirson 1922-6-3 3083 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  UC284199  Clarkia heterandra P. A. Munz 1923-6-9 6938 Los Angeles Liebre Mts., Oakgrove Canyon Comment
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  RSA458839  Clarkia rhomboidea L. E. Hoffman 1929-6-23 17103 Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA658898  Clarkia unguiculata Geraldine Dodd 1992-5-16 16 Los Angeles 1.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre,. Mt Wilson Hiking Trail 732 Comment
  UCSB30566  Clarkia unguiculata Patterson, R. 1976-5-21 Los Angeles End of San Martinez Canyon Road, near the Los Angeles/Ventura county line 1500 Comment
  UCR270003  Claytonia parviflora R. G. Swinney 2010-5-19 12796 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
  RSA0042239  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains. Bare Mountain Canyon. Head of W. Fork. 1767 Comment
  CDA23957  Claytonia perfoliata T. C. Fuller 1962-4-1 8173 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UCD100778  Claytonia perfoliata subsp. mexicana Geoffrey Levin 1974-4-27 48 Los Angeles Evoy Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. 751 Comment
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Apr 1 2014
  POM18229  Claytonia perfoliata subsp. mexicana P. A. Munz 1923-4-10 6696 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA466691  Claytonia perfoliata subsp. mexicana Paul Currie 1969-1 34 Los Angeles Tapia Park, Malibu Hills, Santa Monica Mountains 610 Comment
  SD234158  Clematis lasiantha Virginia Pinkus Ryder 1964-7-1 242 Los Angeles Road to Mount Wilson, off Angeles Crest, Angeles National Forest. 1562 Comment
  POM340  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles Hills N of Claremont Comment
  RSA578224  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1994-9-20 8263 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 913 Comment
  CAS-BOT-BC423126  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster. 718 Comment
  RSA802451  Collinsia heterophylla Orlando Mistretta, Christine Mistretta 2011-7-13 5930 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  POM99053  Collinsia heterophylla Marcus E. Jones 1926-4-29 s.n. Los Angeles Malibu Hills Comment
  RSA774178  Collomia grandiflora R. G. Swinney 2009-7-22 11336 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA747742  Colutea arborescens Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12688 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA660819  Conium maculatum LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 386 Los Angeles Vedugo Mountains Region: Southeast side. At mouth of Dead Horse Canyon, along road (Heather Ridge Dr.) where paved road ends 305 Comment
  SDSU2279  Conium maculatum Gerald Collier 1951-5-12 M 352 Los Angeles 50 yds. south of P.E. R.R. 1 mile west of El Monte. Comment
  SD69700  Convolvulus arvensis Robert F. Thorne 1966-4-29 36283 Los Angeles Santa Catalina Island; near dam Middle Ranch, Middle Ranch Canyon. 199 Comment
  CATA1731  Convolvulus simulans Mark L. Hoefs, Steven A. Junak, Denise Knapp 2000-5-5 3078 Los Angeles Santa Catalina Island: Near road below El Rancho Escondido 146 Comment
  CAS-BOT-BC286120  Conyza canadensis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom. Near Los Angeles Comment
  RSA0039051  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  CAS-BOT-BC287751  Coreopsis bigelovii Rimo Bacigalupi; G. T. Robbins; Sherwin Carlquist 1954-3-29 4387 Los Angeles Along old Ridge Route Rd to Lancaster from Gorman, 1.5 miles SE of Gorman 1127 Comment
  UCR90813  Coreopsis californica A. C. Sanders, G. K. Helmkamp 1996-3-24 18017 Los Angeles Mojave Desert, 240th Street. E, just north of Ave. 'O' & 4.7 mi south of Ave. 'J', 1 km NE of Moody Springs. 877 Comment
  CAS-BOT-BC101006  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mountains 22 Comment
  POM356025  Coreopsis gigantea Alice Jane Merritt 1894-4-8 s.n. Los Angeles Catalina Island Comment
  UC729528  Coreopsis gigantea Carl B. Wolf 1932-5-14 Los Angeles between Avalon and Pebbly Beach; Santa Catalina Island 30 Comment
  CAS-BOT-BC105714  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  POM356114  Corethrogyne filaginifolia F. R. Fosberg 1931-8-30 5619 Los Angeles El Segundo. 10 Comment
  SBBG60680  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SFV21090  Corethrogyne filaginifolia L. Gross, V. Soza, N. Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains Intersection of Verdugo Mountainway and Hostetter Mountainway, along roadside near above coordinates. 915 Comment
  UCR261323  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCR272530  Corethrogyne filaginifolia R. G. Swinney 2011-10-27 15899 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  POM356143  Corethrogyne filaginifolia var. glomerata Anstruther Davidson 1892-8-20 1995 Los Angeles Mt. Wilson Comment
  UC875865  Cornus glabrata F. R. Fosberg 1931-4-24 S 4679 Los Angeles Santa Catalina Isl, Hamilton Canyon 60 Comment
  SBBG127968  Cotoneaster pannosus B. E. Carter 2012-8-23 6979 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  JEPS30650  Cotula australis Peter H. Raven 1959-3-1 13819 Los Angeles Vermont Canyon Santa Monica Mountains, Griffith Park 243 Comment
  SD124802  Cotyledon orbiculata A. C. Sanders 1986-7-30 6821 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  RSA423441  Crassula connata var. erectoides L. C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  RSA545172  Crassula connata var. eremica Tim Ross 1992-4-15 6195 Los Angeles San Clemente Island. Central upland portion of the island, SW ofLedge; 236 degrees SW, ca 170m distant from summit ofLedge. 393 Comment
  CAS-BOT-BC181054  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Santa Catalina Island Comment
  CDA1008  Crossosoma californicum D. G. Kelch 1991-3-17 1318 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA589504  Crossosoma californicum T. S. Ross, Allan Elvinn, Elvinn 1995-5-21 8611 Los Angeles San Clemente Island, fork at the head of Snail Canyon between the snail's eye-stems, 1970 ft. N of slope triangulation point (781 ft) and 5880 ft. SSE of Rest, triangulation point (1336 ft). 244 Comment
  UC187675  Crossosoma californicum Katharine Brandegee May 17 1916-May 25 1926 Los Angeles Santa Catalina Island Comment
  LA105301  Croton californicus Barry A. Prigge; David S. Verity 1988-10-6 8338 .1 Los Angeles 12 Comment
  RSA764415  Croton californicus Justin M. Wood 2009-8-18 1252 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR259754  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SD31213  Croton setiger Edith A. Purer 1962-8-31 4864 Los Angeles Palos Verdes Hills Comment
  UCR218026  Crypsis schoenoides A. C. Sanders, Dan S. Cooper 2010-8-5 38573 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0115810  Crypsis schoenoides Steven A. Junak 1999-9-11 SCa- 1098 Los Angeles Santa Catalina Island. W side of upper Buffalo SPrings reservoir. 433 Comment
  RSA0106883  Crypsis vaginiflora Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 420 Los Angeles Santa Catalina Island. NE end of Upper Buffalo Corral Reservoir. 188 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  RSA79594  Cryptantha barbigera F. W. Peirson 1928-6-2 7944 Los Angeles Trail up South Fork of Rock Creek. 1677 Comment
  RSA607022  Cryptantha circumscissa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UC1537680  Cryptantha circumscissa Gordon H. True Jr. 1935-4-19 270 Los Angeles Lovejoy Butte 853 Comment
  SD31159  Cryptantha clevelandii var. florosa Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills Comment
  UCR101257  Cryptantha echinella L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, south side of Devil's Cyn. 1402 Comment
  RSA709534  Cryptantha intermedia George K. Helmkamp, E. Helmkamp 1998-5-21 4045 Los Angeles Western Mojave Desert: Junction of Munz Road and Lake Elizabeth Road north of Lake Elizabeth. 1006 Comment
  POM18215  Cryptantha intermedia P. A. Munz 1923-4-10 6712 Los Angeles San Clemente Island, middle of island Comment
  SD39883  Cryptantha intermedia var. johnstonii Edith A. Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  SBBG19190  Cryptantha maritima M. A. Piehl 1963-12-7 631032 Los Angeles point opposite Pyramid Head on SE tip of island 13 Comment
  SBBG132064  Cryptantha maritima S. A. Junak, B. Collins 1991-4-24 SCI 197 Los Angeles S side of mouth of Eel Cove Cyn Comment
  UCR61095  Cryptantha micrantha Steve Boyd, T. S. Ross 1988-4-28 2225 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA190912  Cryptantha micromeres R. F. Thorne 1967-5-18 36872 a Los Angeles Wild Boar Gully, Santa Catalina Island. 183 Comment
  SD255675  Cryptantha micromeres Dan S. Cooper 2015-4-3 315 19 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, Los Angeles, Skyline Trail. (Burbank 7.5'Q) 182 Comment
  SEINET1869751  Cryptantha microstachys Mark A. Elvin, Cathleen Wigand 2003-1 2464 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks. 351 Comment
  UCR191741  Cryptantha muricata A. C. Sanders 2008-4-23 35094 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR67656  Cryptantha muricata L. C. Wheeler 1967-5-8 09339 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  UCSB5541  Cryptantha muricata Wilson, Richard 1958-5-10 Los Angeles 6 miles North of Foothill Blvd. on Angeles Crest Highway 1066 Comment
  RSA0079556  Cryptantha muricata var. muricata Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3996 Los Angeles Liebre Mtn: southerly slope 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. 1389 Comment
  RSA0113431  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA595937  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR191997  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34947 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  RSA0091359  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SEINET3162000  Cucurbita foetidissima G. B. Grant 243 Los Angeles Pasadena Comment
  UCR146260  Cupressus guadalupensis var. forbesii Steve Boyd, Lee W. Lenz 2001-5-2 10425 Los Angeles Transverse Ranges; Liebre Mountains region, Warm Springs Mountain, along road to summit, just west of cutoff to Necktie Basin on slope between road and steep escarpment into Warm Springs Canyon Comment
  UCD126255  Cuscuta californica Daryl Koutnik 1978-6-25 564 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  SD237412  Cuscuta campestris A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/ gravel service road remnants. 24 Comment
  SD39897  Cuscuta campestris Edith A. Purer 1931-4-28 2032 Los Angeles Redondo Beach Comment
  RSA409723  Cuscuta subinclusa T. S. Clare 1929-5-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA762333  Cuscuta subinclusa R. G. Swinney 2008-11-30 9861 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA149738  Cycladenia humilis var. venusta Wesley O. Griesel 1961-8-9 s.n. Los Angeles Dawson Saddle, State Hwy #2, San Gabriel Mts 2439 Comment
  SEINET10957132  Cydonia oblonga Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2652 Los Angeles City of Glendale. Ararat Deli & Grocery 1340 E. Colorado. Comment
  UCR277418  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UCR204575  Cynodon dactylon R. G. Swinney 2005-8-5 8392 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR179241  Cyperus difformis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  UCR231391  Cyperus eragrostis Dan S. Cooper 2011-9-30 911- 128 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  SBBG131510  Cyperus eragrostis S. A. Junak 1999-7-17 SCa 1068 Los Angeles W end of "Rig Field", plant stop 213 Comment
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Jul 28 2016
  UCR194087  Cyperus niger A. C. Sanders, Dan S. Cooper 2008-1-11 34416 Los Angeles South Coast; Los Angeles Basin, Long Beach, El Dorado Park, near 605 Fwy, Willow St. and the San Gabriel River 1 Comment
  UCR129508  Cyperus odoratus A. C. Sanders, Mark Elvin 2002-6-20 25233 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
  RSA0110588  Cystopteris fragilis Richard G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA616714  Cystopteris fragilis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Chilao Creek headwaters. 1798 Comment
  CDA4095  Cytisus canariensis T. C. Fuller, T. Suzuki 1959-3-19 2090 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  RSA583058  Cytisus linifolius T. S. Ross, Janet Takara, Stacey Otte 1993-4-25 6974 Los Angeles Santa Catalina Island. E of Avalon along Mt. Ada road, and ca 345 m S of Abalone Point. 122 Comment
  SDSU7788  Cytisus maderensis R. M. Beauchamp 1967-3-20 371 Los Angeles Santa Catalina Island. Along beach road of Avalon. Escape from cultivation from residence above road. Comment
  SBBG129301  Dactyloctenium aegyptium A. Parikh, N. Gale 2012-5-29 2160 Los Angeles Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns 320 Comment
  UC1536074  Dactyloctenium aegyptium Robert F. Thorne 1975-9-4 47388 Los Angeles Campus of USC Marine Science Center Santa Catalina Island, Fisherman's Cove Comment
  RSA669284  Datisca glomerata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UC635721  Datisca glomerata Herbert L. Mason 1927-6-11 3749 Los Angeles Mount Wilson; San Gabriel Mountains, Mount Wilson 914 Comment
  UC450936  Datura wrightii Fay A. MacFadden 1931-3-15 37 E Los Angeles Tuna Canyon Verdugo Hills; , Tuna Canyon Comment
  RSA421887  Datura wrightii M. Bisbee 1917-9-10 s.n. Los Angeles Fields, Eagle Rock Comment
  SBBG53240  Daucus pusillus S. A. Junak 1978-4-15 SCa 47 Los Angeles E side of ridge just W of Isthmus Cove Comment
  RSA533995  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5131 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and1350 ft. NW of the mouth of Larkspur Canyon 144 Comment
  SBBG108954  Deinandra clementina S. A. Junak 1997-4-22 SCl 846 Los Angeles fork in Chamish Cyn, N side of S fk of cyn 115 Comment
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Apr 30 2012
  SBBG96677  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-7 4272 Los Angeles lower half of China Cyn, W side; sand dunes at cyn mouth Comment
  SD139339  Deinandra clementina Jon Rebman, Jonathan Dunn 1996-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 24 Comment
  SDSU19661  Deinandra clementina Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2189 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. 69 Comment
  UC1409093  Deinandra clementina Robert F. Thorne 1966-4-16 36025 Los Angeles slope above Wilson Cove (ne end of island); San Clemente Island 30 Comment
  CAS-BOT-BC299301  Deinandra fasciculata Moxley; Grinnell 1916-6-15 484 Los Angeles Near Santa Susanna Pass Comment
  UC1870202  Deinandra fasciculata LeRoy Gross 2001-5-27 421 Los Angeles Los Angeles Basin region; Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 427 Comment
  CAS-BOT-BC299297  Deinandra fasciculata Robert F. Thorne; P. Everett 1965-6-22 34896 Los Angeles Rocky slope at upper end of Avalon Canyon along road, Santa Catalina Island 213 Comment
  CAS-BOT-BC299310  Deinandra fasciculata Louis Kienitz 1935-8-11 s.n. Los Angeles Westwood Drive, Across the street from the University of California Los Angeles campus Comment
  UC2026453  Deinandra kelloggii Louis C. Wheeler 1965-6-21 8696 Los Angeles LIEBRE MOUNTAIN: Two Shay Ranch, Bouquet Canyon. Comment
  UCR223510  Delphinium parishii R. G. Swinney 2009-5-28 10960 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CHSC35421  Delphinium parishii subsp. parishii James Henrickson 1973-5-12 9599 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. On slopes above arroyo. 1234 Comment
  JEPS60620  Delphinium parishii subsp. parishii Frank W. Peirson 1919-5-10 419 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA632441  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  POM123104  Delphinium parryi H. E. Hasse 1890-05 s.n. Los Angeles Foothills, Sierra Santa Monica. Comment
  UCR270642  Delphinium parryi subsp. parryi R. G. Swinney 2011-3-22 14188 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CAS-BOT-BC121533  Delphinium patens subsp. hepaticoideum M. E. Jones 1882-5-2 3204 Los Angeles Pasadena Comment
  RSA748186  Delphinium patens subsp. hepaticoideum Scott D. White, Justin M. Wood 2009-5-6 12663 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA0029731  Delphinium patens subsp. montanum Robert F. Thorne, C. W. Tilforth 1971-6-30 40754 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
  SEINET4085839  Dendromecon harfordii R. Moran 1941-1 613 Los Angeles Johnson's Valley, Santa Catalina Island. 76 Comment
  SFV6162  Dendromecon rigida T. Gordon 1974-3-23 136 Los Angeles Santa Monica Mountains Along Mulholland Drive. Comment
  POM1160  Deschampsia danthonioides var. gracilis I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  UCR185609  Descurainia pinnata A. C. Sanders 2007-4-25 33564 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA725094  Descurainia pinnata subsp. halictorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -28 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA433543  Dicentra chrysantha L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA66290  Dicentra chrysantha F. W. Peirson 1922-7-29 4177 Los Angeles S slope of Mt. Pinos 1982 Comment
  UCR223501  Dichelostemma capitatum R. G. Swinney 2009-5-28 10949 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC499437  Dichelostemma capitatum Carl B. Wolf 1932-5-9 3461 Los Angeles small hill; Santa Catalina Island, Jct. of Skyline Drive & Pebbly Beach Road 30 Comment
  RSA15195  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1926-3-22 72 Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA652081  Dichelostemma capitatum subsp. capitatum Frank W. Hedges 1948-5-9 sn Los Angeles One mile north of San Dimas Dam, on side of canyon road. 304 Comment
  POM365099  Digitaria sanguinalis L. E. Hoffman 1932-8-16 s.n. Los Angeles Arroyo Seco, Angeles Forest. [San Gabriel Mountains]. Comment
  SBBG66746  Diplacus brevipes M. N. Ackley -May-1925 1052 Los Angeles Kirby's Cyn, Glendale 266 Comment
  OBI59435  Diplacus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mts, 3.0 mi SE of Valyermo-Big Pines rd along Big Rock Crk rd, NE side of road; T4N, R9W, NW1/4, SW 1/4 S27 Comment
  SEINET8260331  Diplacus rutilus John Dittes 2006-6-4 1388 Los Angeles Western Traverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 08.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  SBBG20569  Distichlis spicata E. R. Blakley 1963-12-7 6362 Los Angeles E of lighthouse at mouth of Chenity Cyn in Pyramid Cove 3 Comment
  SEINET10864560  Distichlis spicata var. stolonifera G. B. Grant 1904-6-5 Grant 289 Los Angeles Redondo. Comment
  UC1080591  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, P. C. Everett, R. Shaw 1958-1-8 22849 Los Angeles 4 mi n Claremont (sw of San Antonio Dam); n of Claremont, sw of San Antonio Dam 579 Comment
  POM50224  Dodecatheon clevelandii subsp. insulare L. W. Nuttall 1921-1 1028 Los Angeles Los Angeles. Hillside above Reservoir. Comment
  RSA670707  Dodecatheon clevelandii subsp. sanctarum Bonnie C. Templeton 1968-5-5 11421 Los Angeles Hills north of Malibu lake. 244 Comment
  RSA0060875  Draba corrugata R. G. Swinney 2010-10-13 14038 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  SEINET6409456  Dryopteris arguta G. B. Grant 1904-4-24 326 Los Angeles Sierra Madre Mts. 1524 Comment
  SBBG70385  Dudleya cymosa R. Hoffmann 1930-6-6 Los Angeles Elizabeth Lake Cyn Comment
  RSA0021415  Dudleya cymosa E. Gooley 1968-5-18 5 Los Angeles San Gabriel Mountains. Big Tujunga Canyon 762 Comment
  RSA516415  Dudleya cymosa subsp. crebrifolia W. Wisura, Orlando Mistretta 1989-8-29 4421 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  SD116677  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 775 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of canyon. 395 Comment
  CAS-BOT-BC428113  Dudleya cymosa subsp. cymosa Geo. B. Grant 1906-6-10 6677 Los Angeles Mt Lowe, Castle Canyon Comment
  UCR238651  Dudleya cymosa subsp. pumila Anuja Parikh, Nathan Gale 2010-6-29 3377 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.6 km east of Cogswell Dam, just south of Devil's Canyon Dam Truck Trail 620 Comment
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  POM93030  Dudleya lanceolata H. E. Hasse 1890-6-19 s.n. Los Angeles Hills and banks. Comment
  RSA0021414  Dudleya lanceolata Carol Haines 1964-5-23 s.n. Los Angeles Beginning of Old Ridge Route 427 Comment
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  UC933204  Dudleya virens Reid Moran 1946-5-31 2075 Los Angeles 1/2 mi e Point Vincente Comment
  UC933198  Dudleya virens Jack Whitehead 1946-6-12 121 Los Angeles w Point Fermin; Whites Point Comment
  RSA190919  Dudleya virens subsp. hassei R. F. Thorne 1967-5-19 s.n. Los Angeles Indian Head Point, Santa Catalina Island. 91 Comment
  UCR259664  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek 537 Comment
  UCD98566  Dysphania ambrosioides Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  CHSC3716  Dysphania multifida Sue Boergadine 1966-5-10 Los Angeles San Rafael Hills. 213 Comment
  RSA601150  Echinochloa crus-galli L. C. Wheeler 1966-9-6 8873 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  IRVC28612  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 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
  UCR178777  Eclipta prostrata R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  UCD95147  Ehrendorferia ochroleuca Henry J. Thompson 1960-5-14 3059 Los Angeles Santa Monica Mountains, along road to Saddle Peak, just west of La Tuna Canon summit. 609 Comment
  CATA3013  Ehrharta calycina Amy Catalano 2016-2-25 019 Los Angeles Santa Catalina Island: Under pine across from driveway to #104 Middle Ranch 210 Comment
  SBBG131706  Ehrharta erecta S. A. Junak 1999-4-22 SCa 834 Los Angeles between YMCA and San Diego Yacht Club facilities 6 Comment
  JEPS45766  Elatine brachysperma Frank W. Peirson 1921-6-19 2470 Los Angeles Crystal Lake San Gabriel Mtns Comment
  SBBG98663  Eleocharis macrostachya T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5182 Los Angeles Twin Dams at W of two earthen dams 473 Comment
  CAS-BOT-BC113279  Eleocharis parishii Roxana S. Ferris 1918-6-12 923 Los Angeles In marsh around artesian well at Lancaster. Comment
  RSA774831  Eleocharis parishii Orlando Mistretta, Christine Mistretta 2010-6-8 5285 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  UCR101736  Eleusine indica L. C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue Comment
  UCR180185  Elymus condensatus R. G. Swinney 1967-6-25 159 Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 488 Comment
  RSA0080765  Elymus elymoides R. G. Swinney 2010-5-12 12734 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA229170  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth 1971-6-30 40753 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA714679  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles Western Transverse Range: private dirt road along crest of range, above Salt Canyon 976 Comment
  SEINET251650  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles santa Susana Mountains, Western Transverse Range: [rivate dirt road along crest of range, above Salt Canyon (Simi Valley East 7.5' Q ) 976 Comment
  SEINET10554315  Elymus glaucus Joseph A. Ewan 1934-8-10 Ewan 8433 Los Angeles Abundant grass about small cienegaon nw slope Mt. Waterman. San Gabriel Mts. 2286 Comment
  CAS-BOT-BC206749  Elymus glaucus subsp. glaucus LeRoy Abrams 1901-6-1 1831 Los Angeles West Fork of San Gabriel Riv. Comment
  LA13075  Elymus glaucus subsp. glaucus A. M. Johnson; 1932-5-30 4090 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mt. Cragg Canyon. 152 Comment
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Apr 22 2014
  POM308935  Elymus glaucus subsp. glaucus Kay H. Beach 1944-6-14 696 Los Angeles Spot B. road near Tanbark San Dimas Experimental Forest. San Gabriel Mountains. Comment
  POM365347  Elymus glaucus subsp. glaucus George B. Grant 1902-6-10 5109 Los Angeles Summit of Mt. Wilson. Comment
  UCR138512  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  UCR143222  Elymus glaucus subsp. glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UCR256579  Elymus lanceolatus subsp. lanceolatus Anuja Parikh, Nathan Gale 2011-7-7 3547 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.4 km west of Shortcut Station, 1.0 km north of State Hwy 2 (Angeles Crest Hwy) 1705 Comment
  CAS-BOT-BC204363  Elymus trachycaulus subsp. trachycaulus I. M. Johnston 1917-7-28 1512 Los Angeles San Antonio Mountains. N. Fk. San Antonio Canon [Canyon] 2438 Comment
  CATA1318  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2410 Los Angeles Santa Catalina Island: White's Landing 3 Comment
  UCR210148  Elymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UCR256464  Elymus triticoides R. G. Swinney 2010-6-8 13187 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  POM3681  Emmenanthe penduliflora W H Spurgeon 80 Los Angeles 0.25 mile N Indian Hill. Claremont. 457 Comment
  UCR155603  Emmenanthe penduliflora A. C. Sanders, T. B. Salvato 2005-4-26 29697 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA167094  Encelia californica W. G. Webb 1935-2-17 s.n. Los Angeles Eagle Rock. Comment
  UCR56324  Encelia californica Bill Wagner 1989-3-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., c. 1/2 mi. south of Hwy 101 & 1/2 mi. west of Kanan Rd (N9), vicinity of Ladyface Peak. 457 Comment
  RSA0055992  Encelia farinosa Richard G. Swinney 2010-3-16 11927 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  RSA0034244  Ephedra nevadensis David Charlton 1992-5-18 s.n. Los Angeles 1 mile north of Redman on southern boundary of Edwards AFB, Western Mojave Desert. 716 Comment
  RSA249746  Ephedra viridis Robert F. Thorne 1973-5-11 43500 Los Angeles Bob s Gap, Holcomb Ridge. 1220 Comment
  CAS-BOT-BC166214  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side Santa Monica Mts. near Girard 426 Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  RSA187710  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 3662 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA588385  Epilobium canum subsp. canum Thekla Mohr s.n. Los Angeles Sierra Madre. Comment
  RSA72331  Epilobium canum subsp. canum F. W. Peirson 1924-10-26 5260 Los Angeles Open space about 1/2 mile below California St. bridge, Arroyo Seco, Pasadena. 198 Comment
  UC557763  Epilobium canum subsp. canum Nell Murbarger April, 1936 11 Los Angeles San Clemente Island Comment
  UC107748  Epilobium canum subsp. latifolium C. A. Purpus July 1897 5584 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  UCR210236  Epilobium ciliatum R. G. Swinney 2008-10-22 9664 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
  RSA588350  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco, Pasadena. Comment
  UC213224  Epilobium glaberrimum subsp. glaberrimum I. M. Johnston 1918-7-6 2075 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2286 Comment
  RSA773829  Epipactis gigantea Richard G. Swinney 2009-6-12 11146 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA783585  Epipactis gigantea Michael Wall, Shawn Overstreet 2011-5-2 602 Los Angeles East road side of Hwy 39 near mile marker 17.43 in lower San Gabriel Canyon just north of Azusa 253 Comment
  SEINET3890358  Epipactis gigantea K. Dorby 1991-5-18 605 Los Angeles Santa Monica Mountains, Cold Creek Canyon, Lower Cold Creek Presv.; 0 Comment
  CAS-BOT-BC57174  Equisetum hyemale subsp. affine 1904-1-1 s.n. Los Angeles unspecified Comment
  RSA588078  Equisetum hyemale var. affine Orlando Mistretta, Timothy S. Ross 1994-6-1 1299 Los Angeles San Gabriel mountains, Santiago Canyon 1613 Comment
  RSA612602  Equisetum hyemale var. affine L. C. Wheeler 1932-4-16 616 Los Angeles West side of Santa Anita Canyon, San Gabriel Mts. 670 Comment
  POM155670  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 a Los Angeles Santa Catalina Island, Middle Ranch Gorge 91 Comment
  RSA725848  Equisetum laevigatum R. G. Swinney 1997-6-25 5648 Los Angeles San Gbriel Mtns.: west of Wrightwood, Blue Ridge Trail, small canyon that is tributary of Sawmill Canyon from the NW, 0.9 mi. SE of Hwy 2 2195 Comment
  SBBG131719  Equisetum laevigatum S. A. Junak 1999-5-21 SCa 980 Los Angeles Coffee Pot Cyn, just upstream from rd crossing 405 Comment
  CAS-BOT-BC57759  Equisetum telmateia Louis C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  LA47630  Equisetum telmateia subsp. braunii Henry J. Thompson; 1960-6-7 3069 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, in deep side canyon ca 0.4 mi S of tunnel, 1.6 mi S of Tapia Park. 152 Comment
  UC810417  Equisetum telmateia subsp. braunii Ezra C. Knopf 248 Los Angeles Santa Catalina Isl. Comment
  UCR65517  Eragrostis curvula T. S. Ross, Steve Boyd 1990-5-14 2472 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  CAS-BOT-BC213597  Eragrostis mexicana subsp. mexicana A. J. McClatchie 189_ s.n. Los Angeles Pasadena Comment
  RSA578718  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7575 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  LA30499  Eremocarpus setiger Jane Turner; T. Mosquin 1958-11-16 C 46 Los Angeles 472 Comment
  RSA594461  Eremocarpus setiger Steve Boyd, Lauren Raz 1996-9-24 8947 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  UC557759  Eremocarpus setiger Nell Murbarger May, 1936 184 Los Angeles San Clemente Island; e side Comment
  RSA600751  Eremocarpus setiger L. C. Wheeler 1967-6-15 9834 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC162974  Eremothera boothii subsp. decorticans A. Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek Comment
  CAS-BOT-BC514255  Eriastrum densifolium subsp. austromontanum G. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon 457 Comment
  RSA0104344  Eriastrum densifolium subsp. austromontanum Fordyce Grinnell Jr. 1910-6-23 s.n. Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  RSA0104345  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4043 Los Angeles San Gabriel Mountains: NNE of Tiw Summit Station and E of Angeles Forest hwy. Tujunga Ranger District, Angeles National Forest. 1558 Comment
  SEINET10638103 Image available Eriastrum pluriflorum subsp. sherman-hoytiae Philip A. Munz, Craig, Thomas Theodore 1933-5-13 Munz 12925 Los Angeles Sandy flats, desert 10 miles south of Muroc Comment
  UC143014  Eriastrum sapphirinum Mrs. K. Brandegee 1910-6 Los Angeles not far from borders of Mohave Desert; Ravenna 750 Comment
  JEPS116992  Eriastrum sapphirinum David Gowen 2008-5-2 895 Los Angeles Northeast of Santa Clarita. Wash area on Sand Creek Road, north of Hwy 14. Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  RSA0050327  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns.: Santa Clarita, Bee Canyon just north of Soledad Canyon Road. SE of Hwy 14, west side of wash. 537 Comment
  RSA679830  Ericameria cooperi LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 853 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  SD42003  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-4 Los Angeles Highway east of Mint Canyon. Comment
  UC68939  Ericameria cooperi var. cooperi H. M. Hall 1905-6-1 6258 Los Angeles Elizabeth Lake Comment
  POM359337  Ericameria cuneata var. cuneata Fordyce Grinnell Jr. 1916-9-20 3481 Los Angeles Mt. Waterman, San Gabriel Mts. Comment
  RSA602397  Ericameria cuneata var. cuneata L. C. Wheeler 1946-10-26 6391 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon; 0.1 mile west of confluence with North Fork. Comment
  JEPS31286  Ericameria linearifolia W. L. Jepson 1935-4-17 17056 Los Angeles n Los Angeles County; Portal Ridge Comment
  UC1118750  Ericameria linearifolia H. A. Jensen 1933-5-14 298 Los Angeles Pallet Creek Rock Creek Quadrangle, Pallet Creek 1280 Comment
  SEINET4560563  Ericameria nauseosa R. G. Swinney 2009-1 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  RSA603184  Ericameria nauseosa var. hololeuca L. C. Wheeler 1970-10-20 s.n. Los Angeles Los Angeles: Northwest corner Figueroa and Pico. Comment
  UC203165  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-27 10580 Los Angeles near Lancaster; Dry Lake Comment
  CAS-BOT-BC299509  Ericameria palmeri var. pachylepis J. Q. Adams 1905-10-1 s.n. Los Angeles Soldiers Home Comment
  POM13552  Ericameria palmeri var. pachylepis P. A. Munz 1922-11-20 6569 Los Angeles Hills south of San Dimas. Comment
  SBBG8356  Ericameria palmeri var. pachylepis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC55084  Ericameria palmeri var. pachylepis Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA802336  Ericameria parishii Orlando Mistretta, Christine Mistretta 2011-7-6 5919 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC1118799  Ericameria parishii var. parishii J. S. Horton 1934-10-23 Los Angeles Bell Canyon Angeles National Forest, Pomona Quad., Bell Canyon 853 Comment
  UCR182242  Ericameria parryi R. G. Swinney 1997-9-6 5868 Los Angeles San Gabriel Mountains., Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1744 Comment
  OBI16560  Ericameria pinifolia H. E. McMinn 1937-3-4 4473 Los Angeles Between Upland and Claremont Comment
  JEPS30699  Ericameria pinifolia Peter H. Raven 1961-10-26 16868 Los Angeles Botanic Garden Claremont, Botanic Garden 259 Comment
  RSA639882  Erigeron breweri var. jacinteus L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  RSA0093131  Erigeron canadensis Richard G. Swinney 2011-3-26 14198 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UCD169690  Erigeron canadensis Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  UCR209267  Erigeron foliosus R. G. Swinney 2008-10-8 9529 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCR223307  Erigeron foliosus R. G. Swinney 2009-7-29 11413 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  LA88388  Erigeron foliosus var. foliosus O. H. Kappler; 1944-6-25 689 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC468819  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  SBBG117043  Erigeron foliosus var. stenophyllus S. A. Junak 2001-5-4 SCa 1483 Los Angeles S of Parson's Landing 103 Comment
  LA202622  Eriobotrya japonica Arthur C. Gibson; Barry A. Prigge 2006-9-1 5135 Los Angeles Santa Monica Mountains, Lower Santa Ynez Canyon, ca 0.2 mi. up canyon form from Vereda de la Montura 188 Comment
  LA105364  Eriodictyon crassifolium Barry A. Prigge; 1989-4-23 8462 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  SFV6004  Eriodictyon crassifolium S. Cutler 1972-4-7 s. n. Los Angeles San Gabriel Mountains Santa Clara Divide Road at Bear Canyon. 945 Comment
  UCD119237  Eriodictyon crassifolium Daryl Koutnik 1978-5-2 451 Los Angeles Bell Canyon in the Simi Hills. 365 Comment
  SEINET8731334 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1752 Los Angeles Summit of Johnstone Peak. Comment
  UCR273578  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-7 15455 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
  CAS-BOT-BC188959  Eriodictyon parryi Le Roy Abrams 1901-7-10 1888 Los Angeles Wilsons Peak 1767 Comment
  CAS-BOT-BC214384  Eriodictyon trichocalyx Alice Eastwood 1919-5-29 8989 Los Angeles San Gabriel Canyon Comment
  UCR202445  Eriogonum R. G. Swinney 2005-8-15 8485 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  CAS-BOT-BC248478  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  UCR108219  Eriogonum angulosum Steve Boyd, Kent Hughes 1998-5-5 10186 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  UCR281663  Eriogonum angulosum R. G. Swinney 2014-4-17 16101 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  RSA709375  Eriogonum baileyi var. baileyi A. C. Sanders, Mark A. Elvin 2002-6-20 25253 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
  RSA632867  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40686 Los Angeles San Gabriel Mountains: Aliso Canyon. 854 Comment
  UCR241700  Eriogonum cinereum Dan S. Cooper 2012-9-6 912- 72 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA393169  Eriogonum davidsonii Anstruther Davidson, H. E. Hasse 1906-6-1 1618 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SBBG125873  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 3275 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.7 km NW of State Hwy 14; E Liebre Mtns 1104 Comment
  SFV19164  Eriogonum davidsonii J. N. Hogue 2004-8-8 231 .2 Los Angeles San Gabriel Mountains Camp Eaton (= Camp Cumorah Crest). 3 km northeast of Newcomb Ranch. 1860 Comment
  UC1871126  Eriogonum davidsonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4819 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
  RSA0004980  Eriogonum davidsonii Anstruther Davidson 1892-8-20 s.n. Los Angeles Mt. Wilson Comment
  RSA766330  Eriogonum davidsonii Joseph A. Ewan 1929-7-11 1528 Los Angeles Trail from Mt. Lowe to Switzers Camp. San Gabriel Mts. 1220 Comment
  RSA603675  Eriogonum elongatum var. elongatum Steve Boyd 1997-9-17 10041 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. 915 Comment
  SFV15564  Eriogonum fasciculatum R. K. Stachelek 1992-4-14 23 Los Angeles Santa Susana Mountains Los Angeles, Northridge. On left side of dirt road about 100 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  RSA0092466  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-27 15922 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  POM306282  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1396 Los Angeles North Craig Ave., Altadena. Comment
  RSA393411  Eriogonum fasciculatum var. foliolosum Alnert B. Ulrey 1903-4-3 s.n. Los Angeles Hollywood. Comment
  UCR280525  Eriogonum fasciculatum var. polifolium R. G. Swinney 2014-4-10 16060 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CATA1998  Eriogonum giganteum var. giganteum Steven A. Junak, Mark Hoefs 1997-6-4 415 Los Angeles Santa Catalina Island: Lower part of small canyon at W end of Empire Landing quarry site 36 Comment
  JEPS56939  Eriogonum gracile Frank W. Peirson 1918-11-2 296 Los Angeles Hennigers Flats San Gabriel Mountains Comment
  SD38717  Eriogonum gracile Edith A. Purer 1933-10-7 5596 Los Angeles stabilized sand dunes, El Segundo Comment
  RSA610549  Eriogonum gracile var. gracile Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon. 976 Comment
  RSA598216  Eriogonum grande var. grande Sara L. Crockett 1996-10-30 543 Los Angeles San Clemente Island: directly across from Casino. 9 Comment
  RSA714984  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains; Jackson Lake area W of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  CAS-BOT-BC268779  Eriogonum mohavense H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  RSA228964  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles San Gabriel Mountains, Angeles National Forest: near Pine Hollow Picnic Area along Angeles Crest Highway 2256 Comment
  UCR223533  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA424974  Eriogonum thurberi Louis C. Wheeler 1932-5-26 749 Los Angeles San Gabriel Wash. 107 Comment
  RSA65986  Eriogonum umbellatum var. minus F. W. Peirson 1920-9-12 21 Los Angeles Summit of 'Baldy' (Mt. San Antonio) 3049 Comment
  UC1375439  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles summit of Mt. Burnham San Gabriel Mts., Angeles National Forest, Mt. Burnham 2740 Comment
  CAS-BOT-BC268212  Eriogonum umbellatum var. munzii F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  POM17603  Eriogonum umbellatum var. munzii P. A. Munz 1923-8-30 7662 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA423072  Eriogonum wrightii var. subscaposum Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak 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
  UC63983  Eriogonum wrightii var. subscaposum Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  UC1032327  Eriogonum wrightii var. trachygonum A. D. Gifford 1935-3-27 517 Los Angeles 2 3/4 mi nne Sawmill Pk.; Tejon Quadrangle Comment
  HSC5617  Eriophyllum confertiflorum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  UCR174642  Eriophyllum confertiflorum Jennifer H. Jones, Jay H. Jones 2006-6-4 378 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  RSA0035038  Eriophyllum confertiflorum Bruce Haines 1962-4-5 173 Los Angeles Mint Canyon Campground, 7.7 miles Northeast of Solemint on U.S. 6. 609 Comment
  JEPS34690  Eriophyllum confertiflorum var. confertiflorum Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  SBBG12000  Eriophyllum confertiflorum var. confertiflorum A. C. Sanders 2003-3-14 25761 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  UC468942  Eriophyllum confertiflorum var. confertiflorum C. F. Millspaugh 1920-3-9 4759 Los Angeles Pebble Beach Road Santa Catalina Island Comment
  UC519907  Eriophyllum confertiflorum var. confertiflorum Carl Epling and Louis Wheeler 1933-6-4 1852 Los Angeles near Summit (Ridge Route) 1524 Comment
  RSA251467  Eriophyllum nevinii R. F. Thorne 1973-4-11 42829 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  RSA772387  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  UCR186948  Erodium brachycarpum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31956 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA0108866  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-3-21 SCa- 492 Los Angeles Santa Catalina Island: Ridge on W side of Cape Canyon, S of Black Jack Peak. 469 Comment
  SBBG44373  Erodium cicutarium G. Sphon, D. Hearn 1956-5-30 7 Los Angeles Black Butte Comment
  UCR223688  Erodium cicutarium R. G. Swinney 2009-6-24 11257 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR272544  Erodium cicutarium R. G. Swinney 2011-5-6 14583 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCR281846  Erodium cicutarium R. G. Swinney 2014-5-8 16452 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA652795  Erodium cicutarium Jim Reutzel 1994-5-8 33 Los Angeles Found all over the campus at lower elevations. Hills behind the Cal Poly Pomona University Health Center. Comment
  RSA595337  Erodium moschatum Louis C. Wheeler 1967-4-30 9206 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  SD75543  Erodium moschatum M. B. Dunkle 1939-4-6 7306 Los Angeles San Clemente Island, Mosquito Harbor, ridge Comment
  SFV20814  Erysimum capitatum L. Gross, N. Fraga 2002-4-4 520 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 457 Comment
  SFV9379  Erysimum capitatum M. L. Vincent, L. Swade 1964-4-2 477 Los Angeles San Gabriel Mountains Mint Canyon. Solemint Canyon Road, 2 miles north of Solemint Store. 500 Comment
  RSA599602  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-31 9406 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
  RSA600171  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-5-1 9663 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  RSA530276  Erysimum capitatum var. capitatum Gale Sphon 1959-4-4 288 Los Angeles 4 miles north of Big Rock Public Camp, Angeles national Forest Comment
  RSA433661  Eschscholzia californica Ora M. Clark 1929-3-30 1887 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
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Apr 10 2012
  SD69712  Eschscholzia californica Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island, on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon. 274 Comment
  UCR269967  Eschscholzia californica R. G. Swinney 2010-6-1 13105 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SEINET10904733  Eschscholzia californica David B. Dunn 1947-4-16 Dunn 2940 Los Angeles 1 mi w of palmdale. 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
  SFV21062  Eucalyptus sideroxylon L. Gross, S. Larson, V. Soza 2001-5-31 387 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon along road (Heather Ridge Drive). 335 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
  UCSB21854  Eucrypta chrysanthemifolia Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman along Highway 99 670 Comment
  LA32294  Eucrypta chrysanthemifolia var. chrysanthemifolia Henry J. Thompson; 1959-4-12 1920 Los Angeles Comment
  RSA75987  Eucrypta chrysanthemifolia var. chrysanthemifolia F. W. Peirson 1921-6-20 5303 Los Angeles North Fork of San Gabriel River 762 Comment
  SD90522  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1966-4-17 36111 Los Angeles San Clemente Island; near bottom of Box Canyon northwest of Horse Canyon, southwest of Thirst. 213 Comment
  RSA0073113  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel. 143 Comment
  SD260282  Eulobus californicus R. G. Swinney 2010-5-19 12825 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytifcs Station, at end of Pacific Telephone Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  UCR282028  Eulobus californicus R. G. Swinney 2014-5-7 16428 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
  SD85102  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, at mouth of first large canyon west of Pyramid Head toward Pyramid Cove 24 Comment
  CDA33561  Euphorbia peplus Michael O Brien 2011-4-3 Los Angeles On the Pacific Coast Highway [CalTrans right-of-way] near El Pescador State Beach. 0 Comment
  UCD142469  Euphorbia peplus Robert F. Thorne 1970-3-6 39415 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 15 Comment
  RSA70545  Euphorbia spathulata F. W. Peirson 1908-4-18 2037 Los Angeles Point Fermin Comment
  CDA4882  Euphorbia terracina T. C. Fuller 1967-10-23 16495 Los Angeles Botanic Garden, UCLA., Westwood. Comment
  RSA748996  Euphorbia terracina A. C. Sanders, T. B. Salvato 2009-5-18 36808 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation. 107 Comment
  JEPS30500  Euthamia occidentalis Peter H. Raven and Henry J. Thompson 1959-10-18 14658 Los Angeles near mouth of Topanga Canyon; Santa Monica Mountains 4 Comment
  UCR152451  Festuca arundinacea A. C. Sanders, Lee Jones 2005-4-8 29338 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA763750  Festuca californica subsp. parishii Orlando Mistretta, Christine Mistretta 2008-5-20 3142 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  SBBG113052  Festuca microstachys S. A. Junak with K. Kirkland 1998-4-30 SCa 578 Los Angeles above head of Hamilton Cyn 304 Comment
  UCR190249  Festuca myuros R. G. Swinney 2000-5-21 7771 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  RSA517174  Ficus carica Tim S. Ross, Orlando Mistretta 1990-10-16 3278 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 665 Comment
  RSA596262  Ficus carica R. G. Swinney 1989-7-14 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. N of Sierra Madre Ave., W debris basin above Church of the Open Door 366 Comment
  UCR155619  Filago californica A. C. Sanders, T. B. Salvato 2005-4-26 29699 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA527731  Filago californica Steve Boyd 1990-4-8 4298 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA523170  Foeniculum vulgare T. S. Ross 1991-2-23 4113 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/4 air mile W of Turnbull Canyon Rd. x Skyline Dr. 252 Comment
  RSA226026  Forestiera pubescens Robert F. Thorne, C. W. Tilforth 1971-6-29 40641 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  SEINET9337875  Frangula californica Unknown 2008-7-2 9109 Los Angeles San Gabriel Mountains (Lat. 34 22' 01") Comment
  RSA391392  Frankenia grandifolia M. B. Dunkle 1933-9-30 3822 Los Angeles San Gabriel River, Long Beach. 9 Comment
  CAS-BOT-BC217366  Frasera neglecta S. B. Parish 1893-7-1 s.n. Los Angeles Rock Creek, San Bernardino Range Comment
  RSA489253  Frasera neglecta J. L. Reveal 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 Charlotn Flat Campground. 1875 Comment
  LA200680  Fraxinus dipetala Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA367728  Fritillaria biflora Louis E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  POM129904  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  CAS-BOT-BC223025  Galium angustifolium A. C. Sanders 2003-3-14 25777 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  IRVC28741  Galium angustifolium A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25576 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  RSA0080764  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  LA200801  Galium angustifolium subsp. angustifolium John O'Leary; 1974-4-15 268 Los Angeles Santa Monica Mountains, Stone Canyon, above Stone Canyon Reservoir 259 Comment
  LA208336  Galium angustifolium subsp. angustifolium R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  RSA311398  Galium angustifolium subsp. angustifolium Cheryl A. Lawson 1971-6-26 398 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UC1584899  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1991-7-24 5608 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' Quad, Granite Mountain vicinity 1892 Comment
  UCD121582  Galium angustifolium subsp. angustifolium Daryl Koutnik 1978-6-24 550 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  UCD121589  Galium angustifolium subsp. gabrielense A. C. Sanders; D. Malueg 1998-6-22 22026 Los Angeles San Gabriel Mts.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln, and along trail to the NE. 549 Comment
  RSA680221  Galium angustifolium subsp. nudicaule Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1675 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
  RSA87439  Galium aparine F. W. Peirson 1923-4-8 3431 Los Angeles Wilson's Cove, San Clemente Island. Comment
  CATA3550  Galium catalinense Peter J. Dixon 2018-5-30 114 Los Angeles Santa Catalina Island: Channel side; Avalon, near Cabrillo Mole (ferry terminal); Steep, rocky, n-facing bluff, diorite. 15 Comment
  UC729798  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  POM367798  Galium catalinense subsp. catalinense R. M. Beauchamp 1967-3-20 376 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  POM367801  Galium catalinense subsp. catalinense M. B. Dunkle 1929-3-3 2055 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  CAS-BOT-BC217513  Galium grande Timothy S. Ross 1993-6-1 7354 Los Angeles Upper Winter Creek Trail bewteen Chantry Flat and Hoegee Camp on Winter Creek, on the W side of Santa Anita Canyon, San Gabriel Mountains 816 Comment
  UC1929648  Galium grande Valerie Soza, Bill Hogshead 2003-5-6 1649 b Los Angeles Transverse Ranges; San Gabriel Mountains region; Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  UC2030053  Galium grande V. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. Comment
  RSA758241  Galium jepsonii Orlando Mistretta, Christine Mistretta 2008-4-17 2476 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  UC1584892  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5633 Los Angeles nne slope Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1901 Comment
  UCR194028  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 8 2012
  UCR73392  Galium johnstonii T. S. Ross 1991-8-14 5755 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  RSA654222  Galium parisiense Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  VVC3080  Galium parisiense Tim Thomas, P. J. MacKay 2015-5-10 6614 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA0106744  Galium porrigens R. G. Swinney 2011-6-14 15147 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCD170503  Galium porrigens var. porrigens D. O. Burge 2017-4-3 2237 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  RSA526622  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4212 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SBBG98541  Gambelia speciosa T. Ross 1991-5-21 5429 Los Angeles upper reaches of Box Cyn, SW side of island 342 Comment
  RSA188285  Gamochaeta ustulata R. F. Thorne 1966-6-2 36514 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  RSA588964  Garrya flavescens var. pallida Orlando Mistretta 1994-6-8 1345 Los Angeles San Gabriel Mtns, Little Rock Creek, unnamed drainage draining N slope of Bare Mtn. 1585 Comment
  CAS-BOT-BC158013  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  CAS-BOT-BC159272  Garrya veatchii Louis C. Wheeler 1932-5-28 792 Los Angeles Hogback, San Antonio Canyon, San Gabriel Mts. 1127 Comment
  LA40311  Garrya veatchii W. R. B.; April 1947 sn Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  OBI14150  Garrya veatchii Louis C. Wheeler 1932-5-28 792 Los Angeles Hogback, San Antonio Cyn, San Gabriel Mts 1128 Comment
  POM76737  Garrya veatchii Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UCR277405  Garrya veatchii R. G. Swinney 2010-8-23 13578 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA718266  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  POM2886  Geranium carolinianum P. A. Munz 1918-4-21 2088 Los Angeles South of Pomona Hills Comment
  RSA750105  Gilia R. G. Swinney 2008-5-5 8777 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
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Dec 7 2018
  SEINET6969903  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
  RSA48561  Gilia achilleifolia subsp. achilleifolia E. K. Balls 1949-11-12 12931 Los Angeles Volunteer in Botanic Garden (turn-around bed near Administration Bldg.) [Claremont] Comment
  LA52319  Gilia angelensis Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC125971  Gilia angelensis C. F. Baker 1904-4-1 4112 Los Angeles Claremont Comment
  RSA470104  Gilia angelensis Anstruther Davidson 1908-08 1797 Los Angeles [illegible] holly, Hollywood, Cal. Comment
  RSA470240  Gilia angelensis L. C. Wheeler 1934-4-24 2559 Los Angeles Liveoak Canyon Dam 457 Comment
  UCD117602  Gilia angelensis Robert F. Thorne 1966-4-6 35915 Los Angeles Santa Catalina Island, west of Empire Landing. 91 Comment
  RSA0095179  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4972 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR130058  Gilia brecciarum subsp. brecciarum George K. Helmkamp, E. A. Helmkamp 1998-5-21 4054 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR281173  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16157 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR110466  Gilia brecciarum subsp. jacens J. M. Porter 1998-4-27 11835 Los Angeles Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G Comment
  RSA0089249  Gilia cana Mitch Provance 2008-4-14 10139 Los Angeles Western Transverse Range: Liebre Mountains: southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road. 1160 Comment
  RSA29729  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-28 790 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1143 Comment
  SBBG45248  Gilia capitata subsp. abrotanifolia Leota Davidson 1966-3-19 231 Los Angeles Agua Dulce Cyn, off Soledad Cyn Comment
  UC133937  Gilia clivorum Ernest Braunton Mar 1903 848 Los Angeles Playa del Rey Comment
  RSA0004781  Gilia inconspicua var. dentiflora Anstruther Davidson 1926-05 3617 Los Angeles Lancaster, Mohave Desert Comment
  LA88523  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1125 Los Angeles 4 mi S of Palmdale, Southern Antelope Valley 914 Comment
  UCR228419  Gilia leptantha subsp. transversa Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8046 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  RSA549586  Gilia minor T. S. Ross 1992-4-4 6080 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA233399  Gilia nevinii R. F. Thorne 1966-4-17 36100 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  SD51884  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles San Clemente Island. Grassland on east-facing slopes along summit ridge about 2 miles north of Thirst. 487 Comment
  UCR192199  Gilia ochroleuca A. C. Sanders 2008-4-16 34894 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UCR192824  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-6 6297 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  UC908931  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1219 Comment
  SD124103  Gilia ochroleuca subsp. ochroleuca Robert F. Thorne, G. Wallace 1973-4-25 43365 Los Angeles 0.25 mile north of Bob's Gap, 3.5 miles south of Llano, north slope of Holcomb Ridge. 1157 Comment
  RSA0017201  Gilia ochroleuca subsp. vivida T. S. Ross 1994-5-31 7966 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA0116703  Gilia ochroleuca subsp. vivida LeRoy Gross, Michael Denslow 2003-6-4 972 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  RSA515217  Gilia sinuata Steve Boyd, Orlando Mistretta 1986-3-31 1528 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA628892  Githopsis diffusa subsp. diffusa L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  SBBG108955  Glebionis coronaria S. A. Junak 1997-5-20 SCl 878 Los Angeles Wilson Cove, in Public Works Storage Yard, behind gymnasium building 60 Comment
  UCR126914  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26191 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA617480  Gnaphalium canescens subsp. beneolens Scott D. White 1998-6-23 6777 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  IRVC26843  Gnaphalium luteo-album S. D. White 1997-11-5 6018 Los Angeles Mouth of Trancas Canyon, N of Pacific Coast Hwy (= CA Hwy 1) Malibu Coast 0 Comment
  UCR99677  Gnaphalium luteoalbum Scott D. White 1992-10-8 896 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
  RSA535333  Gnaphalium luteoalbum Timothy S. Ross, A. R. Ross 1991-5-21 5407 Los Angeles San Clemente Island: E fork of Box Canyon near its jct with the westerly fork. 451 Comment
  CAS-BOT-BC302606  Gnaphalium palustre W. R. Shaw 1901-4-5 598 Los Angeles San Jose Hills, near Claremont 335 Comment
  POM4657  Gnaphalium palustre L. R. Abrams 1901-4-2 1241 Los Angeles Inglewood. Comment
  RSA774082  Gnaphalium stramineum R. G. Swinney 2009-7-22 11344 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR182485  Gnaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  RSA611072  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  UCR99505  Gnaphalium thermale Steve Boyd, L. Raz 1996-10-29 9116 Los Angeles San Gabriel Mtns., Atmore Meadows area at the SE end of Liebre Mtn. in a tributary drainage to the North Fork Fish Canyon 1317 Comment
  RSA595531  Grayia spinosa L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains. Hunt Canyon ca. 1/4 mi. south of National Forest Boundary. 1127 Comment
  UCR282142  Grayia spinosa R. G. Swinney 2014-4-18 16117 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  SJSU2882  Grindelia camporum B. R. Hill 1964-12-31 36 Los Angeles Zelzah Rd 3 mi N of Granada Hills, Santa Susanna Mts Comment
  CAS-BOT-BC305261  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Antelope Valley: Highway 14 at Avenue A 731 Comment
  RSA430025A  Guillenia lasiophylla Anstruther Davidson 1890-05 s.n Los Angeles [no locality information provided] Comment
  RSA661180  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  CATA2001  Hainardia cylindrica Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 436 Los Angeles Santa Catalina Island: N edge of Upper Buffalo Springs Reservoir, just NW of Airport 435 Comment
  SD264705  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1998-6-12 Sca 732 Los Angeles UTM in supplement. Santa Catalina Island: Along Banning House Road, ca. 1.0 mile from Two Harbors. 228 Comment
  CLARK-A1528-1885  Haplopappus ericoides John C. Roos 1946-10-12 3129 Los Angeles West Los Angeles Comment
  SD135121  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch. 199 Comment
  RSA0116460  Hedera helix R. G. Swinney 2011-9-22 15677 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA167651  Hedypnois cretica Peter H. Raven, R. F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCSB42209  Hedypnois cretica Roos, Alfred 1954-5-17 Los Angeles Near North Kenmore and Oakdale Streets, Hollywood Comment
  RSA623465  Helenium bigelovii L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  RSA705000  Helenium bigelovii Tasha LaDoux, Eve Laeger 2002-8-14 9 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lamel Spring, along trail to Mt. Baden-Powell. Comment
  RSA592368  Helenium puberulum Mark Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  CAS-BOT-BC223978  Helianthemum scoparium Mary H. Ward 1970-4-30 LASCA- 904 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  RSA0088255  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 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
  SFV12379  Helianthemum scoparium D. L. Koutnik 1978-5-10 475 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  RSA0096947  Helianthemum scoparium R. F. Thorne, C. W. Tilforth 1971-6-17 39951 a Los Angeles San Gabriel Mts., Angeles National Forest. 2 mi. up Lower Tujunga Road from Forestry Headquarters. 457 Comment
  RSA657159  Helianthus annuus Joseph M. Keefe 1978-4-20 22722 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  UCD132803  Helianthus annuus Elise Jackson 1993-3-30 15 Los Angeles Sylmar, Foothill Boulevard between Glenoaks and Balboa, east side of road. Disturbed sunny area next to road. Growing among grasses. Comment
  RSA594201  Helianthus annuus subsp. lenticularis Steve Boyd, Lauren Raz 1996-10-14 9048 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  CAS-BOT-BC305689  Helianthus gracilentus Le Roy Abrams; E. A. McGregor 1908-6-19 331 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA802573  Helianthus gracilentus Orlando Mistretta, Christine Mistretta 2011-7-6 5917 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC129175  Helianthus gracilentus T. B. 1904-3-1 4709 Los Angeles hills near Claremont Comment
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Jun 3 2012
  RSA487344  Helianthus gracilentus Richard Noyes 1988-10-30 750 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry weed open near Pasture Road. 700 Comment
  UCR206521  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36961 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
  POM369744  Heliotropium curassavicum var. oculatum M. B. Dunkle 1930-7-23 2438 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UC32398  Hemizonella minima J. Burtt Davy May 9 1896-May 24 1896 2462 Los Angeles Manzana Antelope Valley Comment
  RSA155852  Hemizonia clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island at the Isthmus. Comment
  RSA652839  Hemizonia fasciculata Roxanne Smith 1991-5-21 35 Los Angeles Hills 0.4 mile south-east of Golden Springs and Diamond Bar Blvd. Flat area. Comment
  UCR156104  Hemizonia fasciculata A. C. Sanders 2005-5-5 29881 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SD69441  Hesperocnide tenella Robert F. Thorne 1966-4-28 36216 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach canyon 259 Comment
  RSA550432  Heterocodon rariflorum T. S. Ross 1992-7-10 6657 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  SBBG125445  Heterocodon rariflorum A. Parikh, N. Gale 2010-6-16 3313 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  POM21365  Heterotheca fastigiata Fordyce Grinnell Jr 1917-8-19 s.n. Los Angeles Paicoma Wash near San Fernando Comment
  RSA0074474  Heterotheca fastigiata F. W. Peirson 1920-9-13 5274 Los Angeles San Antonio Canyon, San Gabriel Mts. 1982 Comment
  UC1483920  Heterotheca grandiflora Mark Hoefs 1973-7-20 394 Los Angeles by nw corner Middle Ranch Reservoir; Santa Catalina Island 182 Comment
  RSA0074411  Heterotheca grandiflora Timothy S. Ross 1991-5-22 5463 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  RSA0074426  Heterotheca grandiflora J. R. Shevock 1972-9-16 2261 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  RSA0074439  Heterotheca grandiflora Steven A. Junak 1996-10-2 698 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  RSA0075648  Heterotheca grandiflora Joseph M. Keefe 1978-5-23 23276 A Los Angeles Verdugo Mountains: Summit of hill, 200 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 317 Comment
  RSA0075802  Heterotheca grandiflora Gary D. Wallace 1978-2-12 1582 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA0075834  Heterotheca grandiflora Louis C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  SEINET11261239  Heterotheca grandiflora K. Dobry 1991-4-27 d 120 Los Angeles Upper Stunt Road, Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  UCR182249  Heterotheca subaxillaris R. G. Swinney 1997-12-31 5890 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  UCR194570  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  POM360453  Hieracium albiflorum Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  RSA482882  Hirschfeldia incana Donald R. Bissing 1973-6-2 152 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  RSA660781  Hirschfeldia incana J. Doughty 1985-5-19 195 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA592186  Hirschfeldia incana L. C. Wheeler 1967-3-3 9171 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  POM2574  Hoita macrostachya I. M. Johnston 1915-8-4 s.n Los Angeles Hills west of Pomona 274 Comment
  CAS-BOT-BC149956  Holodiscus discolor var. discolor Alice Eastwood 1917-7-20 6464 Los Angeles Santa Catalina Island Comment
  RSA729592  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  RSA164873  Holodiscus microphyllus var. microphyllus Wesley O. Griesel 1963-8-1 861 Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2957 Comment
  POM352450  Hordeum brachyantherum F. R. Fosberg 1930-6-26 53058 Los Angeles Lower Ballona Creek 5 Comment
  UCD85674  Hordeum intercedens Beecher Crampton 1963-5-8 6796 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  RSA639560  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  SDSU1138  Hordeum murinum Gerald Collier 1951-5-10 M 61 Los Angeles Vacant lot Barrington Ave. and Sunset Blvd. L.A. 49 Comment
  SEINET10595763  Hordeum murinum Louis C. Wheeler 1967-7-30 Wheeler 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. T3RN, R13W. Loose, disturbed, dry sandy loam flat in sun; horse tethering area. 945 Comment
  CAS-BOT-BC289335  Hordeum murinum subsp. glaucum Geo. B. Grant 1901-1-1 594 Los Angeles Pasadena Comment
  UC818539  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon (Southern California) Comment
  UC64242  Horkelia cuneata subsp. puberula H. M. Hall Apr 1903 3750 Los Angeles Pasadena Comment
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  CAS-BOT-BC532300  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  SBBG125444  Horkelia rydbergii A. Parikh, N. Gale 2010-6-16 3311 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  CHSC101710  Hornungia procumbens V. Soza; LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges, Liebre Mountains region; west side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  RSA339711  Hymenoclea salsola var. salsola R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55012 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  CAS-BOT-BC311528  Isocoma acradenia var. acradenia Roxana S. Ferris 1918-6-12 903 Los Angeles Between Oban & Lancaster Comment
  CATA3216  Isocoma menziesii Julie L. King 2016-11-30 35 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 166 Comment
  UCR281791  Isocoma menziesii var. decumbens Mitch Provance, Scott Duff 2017-6-29 617- 54 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  CATA1399  Isocoma menziesii var. menziesii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2541 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  CATA1791  Isocoma menziesii var. vernonioides Benjamin E. Carter, Tony Summers 2012-8-16 6975 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  JEPS30532  Isocoma menziesii var. vernonioides Donald M. Kyhos 1958-11-15 58 -233 Los Angeles Turnbull Canyon Whittier Comment
  LA32039  Isocoma menziesii var. vernonioides Peter H. Raven; 1958-9-28 13736 Los Angeles Santa Monica Mountains, Elysian Park 198 Comment
  RSA5863  Jaumea carnosa C. B. Wolf 1932-9-16 4115 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA650894  Juglans californica A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
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Dec 27 2011
  UC1871030  Juglans californica T. S. Ross, Walter Appleby 1993-5-20 7190 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  RSA610542  Juglans californica var. californica Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA0011161  Juglans californica var. californica Wesley O. Griesel 1986-4-25 s.n. Los Angeles Elsmere Canyon area 457 Comment
  UCR190725  Juncus R. G. Swinney 1999-7-5 7510 Los Angeles San Gabriel Mtns., head of Cedar Canyon, stream bottom NW of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2012 Comment
  LA19855  Juncus acutus subsp. leopoldii John Thomas Howell; 1927-6-30 2623 Los Angeles near Long Beach Comment
  UCR129658  Juncus arcticus F. R. Fosberg 1931-4-15 S- 4619 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA749658  Juncus balticus subsp. ater R. G. Swinney 2005-8-5 8364 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  RSA545179  Juncus bufonius Timothy S. Ross 1992-4-16 6202 Los Angeles Central part of island on upland Stipa pulchra grassland; 289 degrees WNW. 500m distant from 1603 peak above Stone station. San Clemente Island 439 Comment
  POM215932  Juncus bufonius var. occidentalis L. C. Wheeler 1934-5-14 2594 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UC534848  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UCR212778  Juncus rugulosus Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1795 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, edge of San Dimas Creek along trail next to the gate 454 Comment
  RSA589091  Juncus rugulosus Orlando Mistretta 1994-9-13 1468 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1213 Comment
  SBBG19250  Juncus xiphioides M. A. Piehl 1959-7-28 59467 Los Angeles Frenchman Flats Cmpgrd ca. 12 mi N of Castaic along W side of US 99 Comment
  UCR208210  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR271203  Juncus xiphioides R. G. Swinney 2011-11-1 15973 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  UC1106407  Juncus xiphioides Peter Kamb 1948-7-13 1211 Los Angeles Wildwood San Gabriel Mts., Big Tujunga Canyon 548 Comment
  RSA651020  Juniperus californica Brent Mishler 1977-10-6 s.n. Los Angeles San Gabriel River flood control area, Irwindale. Comment
  SEINET3237950 Image available Juniperus occidentalis subsp. australis R. G. Swinney 1999-8-9 7601 Los Angeles San Gabriel Mtns.; eastern end of Big Horn Ridge, SW of Mt. San Antonio. 2793 Comment
  UCR147276  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CHSC24581  Keckiella cordifolia T. P. Spira 1976-6-19 Los Angeles In field ca 1 mi e of Las Virgenes Rd off of Mulholland Hwy. 152 Comment
  LA51896  Keckiella cordifolia N. M. Gauss; 1961-5-14 23 Los Angeles 344 Comment
  LA51915  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA401767  Keckiella cordifolia L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA401772A  Keckiella cordifolia Samuel R. Tyson 1942-6-5 s.n. Los Angeles San Dimas Canyon 442 Comment
  RSA401779A  Keckiella cordifolia Jessie Velo 1949-6-24 4234 Los Angeles Los Padres National Forest. Comment
  JEPS22305  Keckiella ternata Rimo Bacigalupi with Reino Alava 1958-7-20 6406 Los Angeles Charlton Flat San Gabriel Mountains, Angeles National Forest (close to Angeles Crest Highway (State Highway 2)) 1623 Comment
  RSA79749  Keckiella ternata subsp. ternata F. W. Peirson 1918-8-6 263 Los Angeles Martins Camp, Mt. Wilson, San Gabriel Mountains. 1677 Comment
  CAS-BOT-BC238334  Keckiella ternata var. septentrionalis Timothy S. Ross; Steve Boyd 1990-6-4 2793 Los Angeles San Gabriel Mountains. Lower Moody Canyon: Moody Truck Road, 0.1 mi N of junction with powerline road 1048 Comment
  RSA223789  Kochia californica E. C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A. 762 Comment
  CHSC84004  Koeleria macrantha John Dittes 1990-6-20 148 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA577557  Lamarckia aurea L. C. Wheeler 1936-6-12 4150 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  RSA592410  Lamarckia aurea Mark Hoefs, Doug Propst 1973-3-14 92 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SD60376  Lamium amplexicaule Peter H, Raven 1962-2-1 16877 Los Angeles waste ground, Los Angeles State and County Arboretum 182 Comment
  RSA0004830  Langloisia flaviflora Anstruther Davidson 1922-5-28 3506 Los Angeles Willow Springs. Comment
  CDA36208  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  HSC24650  Larrea tridentata C. E. Fellows 1965-4-15 22 Los Angeles 1 mi. W of intersection of Hwy. 138 and Victorville cutoff. Comment
  RSA392646  Lastarriaea coriacea Anstruther Davidson 1902-04 s.n. Los Angeles Beach near Playa del Rey. Comment
  SEINET4102016 Image available Lasthenia californica M. B. Dunkle 1940-1 7412 Los Angeles West end of Santa Barbara Island. Comment
  CAS-BOT-BC338134  Lasthenia californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Mojave Desert. Antelope Valley Comment
  POM361600  Lasthenia californica James Richards 1949-4-27 4276 Los Angeles Los Padres National Forest. 457 Comment
  UC891165  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  SBBG61647  Lasthenia glabrata subsp. coulteri unknown 1895-1 Los Angeles Los Angeles Comment
  RSA0110576  Lasthenia gracilis Richard G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  POM361592  Lasthenia gracilis Tom Burch 1940-03 s.n. Los Angeles Castaic. 610 Comment
  POM361599  Lasthenia gracilis Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  RSA586625  Lasthenia gracilis Timothy S. Ross, Steve Boyd 1991-3-23 4279 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UC1215146  Lasthenia gracilis Peter H. Raven 1962-4-10 17207 Los Angeles summit Thirst; San Clemente Island 579 Comment
  RSA608056  Lathyrus splendens L. C. Wheeler 1931-2-21 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  SEINET956191  Lathyrus strictus Unknown 1908-1 393 Los Angeles Oak grove Canon. Lubre Mts. 1158 Comment
  RSA747749  Lathyrus vestitus Scott D. White, J. Wood, J. Miner 2009-5-12 12702 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UCD106495  Lathyrus vestitus Gordon Pilone 1960-4-21 12 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mt. Range. 365 Comment
  RSA167806  Lathyrus vestitus subsp. alefeldii R. F. Thorne, P. C. Everett 1964-2-6 33303 Los Angeles Santa Catalina Island. NW-facing hillside in Cherry Cove. 61 Comment
  RSA187898  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-5 35824 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  RSA188071  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon. 244 Comment
  RSA405675  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-1 S- 4219 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA133390  Lathyrus vestitus subsp. laevicarpus P. H. Raven 1959-5-3 14071 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  OBI13237  Lathyrus vestitus var. alefeldii D. H. Thomson 1944-4-7 s.n. Los Angeles Burbank, Verdugo Hills mt range 671 Comment
  SD252283  Layia Steven A. Junak 1999-5-20 Sca 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  CAS-BOT-BC321519  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  RSA0051669  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi. W. Fairmont, Mohave Desert. 914 Comment
  UCR271212  Layia platyglossa R. G. Swinney 2011-4-20 14453 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  UCR78146  Layia platyglossa subsp. campestris Wandalee Thompson 1964-4-22 31 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  CAS-BOT-BC89170  Lepidium draba Timothy S. Ross 1992-4-21 6208 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon. 1328 Comment
  UC1076213  Lepidium flavum H. L. Mason 1932-4-1 6863 Los Angeles 1 mi e Lancaster Comment
  SD262246  Lepidium fremontii R. G. Swinney 2014-4-17 16076 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 - 0.8 mi. east of Cheseboro Rd., 100 - 200 m soouth of CA Aqueduct, 0.66 mile due S of Hwy. 138 / Pearblossom Hwy. 901 Comment
  RSA590938  Lepidium fremontii var. fremontii Orlando Mistretta 1994-4-12 1029 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  POM144051  Lepidium lasiocarpum L. R. Abrams 1901-04 1182 Los Angeles Ballona Harbor Comment
  RSA527719  Lepidium nitidum Timothy S. Ross, Annette Ross 1991-3-7 4142 Los Angeles Elephant Hill, western Pomona. 230 Comment
  UCR125618  Lepidium virginicum A. C. Sanders 2003-5-22 26809 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
  RSA732533  Lepidium virginicum var. pubescens A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh 2003-3-5 25708 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 335 Comment
  UCR205066  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-4 8612 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA0060874  Lepidospartum squamatum R. G. Swinney 2010-3-22 12087 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  UC472177  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles one mile above Malibu Lake; Santa Monica Mts. Comment
  UCR126236  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCD64011  Leptochloa fusca subsp. uninervia W. M. Phillipson 1914-6-1 s.n. Los Angeles south of San Gabriel. Comment
  UC440452  Leptodactylon californicum Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topango Canyon; Santa Monica Mountains, Topango Canyon Comment
  RSA468566  Leptosiphon androsaceus B. C. Templeton 1931-5-15 s.n. Los Angeles S. end Bouquet Canyon. 500 Comment
  POM19109  Leptosiphon bicolor P. A. Munz 1923-4-9 6677 Los Angeles San Clemente Island. About 3 miles southeast of Casa Blanca Comment
  RSA469977  Leptosiphon breviculus L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swartout Canyon Comment
  RSA0105013  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains: 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy. 1720 Comment
  UCR259063  Leptosyne bigelovii R. G. Swinney 2010-5-19 12795 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
  UCSB9523  Leptosyne gigantea Wedberg, H. 1967-4-4 Los Angeles Pt. Dume 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
  LA38819  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-10-4 14559 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UCR141033  Lessingia filaginifolia var. filaginifolia June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  CAS-BOT-BC339279  Lessingia glandulifera var. glandulifera Geo. B. Grant 1906-9-14 7183 Los Angeles Pasadena Comment
  RSA91156  Lessingia glandulifera var. glandulifera F. W. Peirson 1919-8-30 1261 Los Angeles Desert between Mojave and Lancaster. Comment
  CAS-BOT-BC283747  Leymus condensatus W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, Angeles National Forest 914 Comment
  RSA0060303  Leymus condensatus P. H. Raven, H. J. Thompson 1959-6-4 14336 Los Angeles Point Dume, Santa Monica Mountains. 30 Comment
  RSA226239  Leymus condensatus Gary D. Cromwell, David W. Wheat 1971-7-1 699 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  UC174010  Leymus condensatus G. B. Grant 1901-6-6 2419 Los Angeles Pasadena Comment
  CAS-BOT-BC274468  Leymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Playa del Rey Comment
  POM352204  Leymus triticoides A. Chase 1930-4-26 S- 3008 Los Angeles Los Angeles. Culver gargen. Comment
  PASA2350  Libocedrus Los Angeles PHS grounds, Pasadena Comment
  SEINET3887243  Lilium humboldtii var. ocellatum K. Dobry 1992-10-25 1096 Los Angeles Santa Monica Mts. in the city of Westlake, at So. end of Las Virgines Reservoir at So. end of Lindero Cyn.; 0 Comment
  UC908803  Linanthus bigelovii Herbert L. Mason 1932-4-1 6860 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  RSA60246  Linanthus californicus E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  SJSU13464  Linanthus californicus C. W. Sharsmith 1941-6-22 4404 Los Angeles by Eaton Canyon, San Gabriel Mts 762 Comment
  RSA165137  Linanthus californicus subsp. glandulosus Gordon Pilone 1962-6-24 509 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
  RSA468447  Linanthus californicus subsp. glandulosus Anstruther Davidson 1893-05 s.n. Los Angeles Los Angeles. Comment
  POM364573  Linanthus dianthiflorus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 457 Comment
  RSA67080  Linanthus dianthiflorus Verne Grant, Alva Grant 1951-3-23 15978 Los Angeles Wash by road t base of each lobe; wash by road at base of hills just east of Indian Hill Blvd. north of Claremont. 549 Comment
  SBBG126932  Linanthus dichotomus A. Parikh, N. Gale 2010-6-1 3247 Los Angeles 3.9 km W of St Hwy 14, 2.1 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns [ subsp. pattersonii ] 1130 Comment
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Jul 7 2015
  SBBG126947  Linanthus dichotomus A. Parikh, N. Gale 2011-6-11 3453 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns [ subsp. pattersonii ] 1201 Comment
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Jul 7 2015
  UC106909  Linanthus dichotomus unknown Los Angeles Watts; Sunset Oil Company Comment
  UCR124416  Linanthus nuttallii B. C. Templeton 1932-5-31 5056 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR256242  Linaria canadensis var. texana R. G. Swinney 2010-3-22 11998 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR220352  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  SBBG95235  Lithophragma affine M. B. Dunkle 1928-4-13 1868 Los Angeles Renton Mine Rd Comment
  POM8693  Lithophragma affine subsp. mixtum P. A. Munz, R. D. Harwood 1920-3-13 3311 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
  CAS-BOT-BC432202  Lithophragma bolanderi Frank W. Peirson 1925-3-18 5469 Los Angeles Newhall Grade 381 Comment
  CHSC109285  Lobelia dunnii Scott D. White; Chris Huntley 2008-9-30 12544 Los Angeles San Gabriel Mountains: San Gabriel River-West fork between Bear Creek and Cogswell Dam. 610 Comment
  RSA657152  Lobularia maritima Joseph M. Keefe 2001-1-19 31007 Los Angeles Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District 384 Comment
  SBBG116981  Logfia arizonica S. A. Junak with K. Kirkland 2001-4-13 SCa 1432 Los Angeles just S of old rd, on ridgetop overlooking Empire Landing 225 Comment
  SBBG113067  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 625 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  UC1595309  Lolium perenne Tim Ross and Steve Boyd 1990-6-18 3492 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad, Camp Verdugo Pines 1877 Comment
  RSA658367  Lolium perenne subsp. multiflorum Naomi Zohman 1985-4-28 35 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  POM211256  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  POM356977  Lolium temulentum Anstruther Davidson 1890-05 s.n. Los Angeles San Pedro Comment
  UCR12136  Lomatium dasycarpum Art Whistler 1966-4-17 s.n. Los Angeles Western Transverse Range, Canoga Park, west of Cohasset, above Roscoe Blvd., near Valley Circle Blvd. Comment
  RSA160507  Lomatium dasycarpum subsp. dasycarpum J. D. Olmsted 1959-4-15 377 Los Angeles 1/2 mile up Johnston's Pasture road north on Oxford from Baseline N of Claremont. Thompson Creek 579 Comment
  UC73337  Lomatium lucidum Geo. B. Grant 1901-1 429 Los Angeles Altadena Comment
  UCR138531  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., Center Creek off of Gold Creek off of Little Tujunga Creek. 854 Comment
  RSA599884  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-6 9729 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SFV10360  Lomatium utriculatum M. L. Vincent 1963-4-25 322 Los Angeles Santa Monica Mountains Intersection of Mulholland Highway and Old Topanga Road. 0.5 miles from road. Comment
  CAS-BOT-BC234855  Lonicera subspicata var. denudata Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  SD39393  Lonicera subspicata var. denudata Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  UCR270649  Lonicera subspicata var. denudata R. G. Swinney 2011-11-1 15959 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA572378  Lotus argophyllus F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  RSA158293  Lotus argophyllus subsp. ornithopus P. H. Raven 1962-4-9 17149 Los Angeles San Clemente Island: on sides of small arroyo above Wilson Cove 61 Comment
  RSA406756  Lotus argophyllus subsp. ornithopus Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  UCR141855  Lotus crassifolius R. G. Swinney 1997-8-19 5824 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  POM156519  Lotus heermannii var. heermannii L. R. Abrams 1902-7-4 2651 Los Angeles San Gabriel Canyon Comment
  SEINET3131497  Lotus heermannii var. heermannii G. E. Grant 1904-6-10 716 -6100 Los Angeles Ballona Marsh Comment
  IRVC29547  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26155 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  UC1870244  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles Transverse Ranges; San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle 976 Comment
  JEPS8612  Lotus oblongifolius var. oblongifolius Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4205 Los Angeles 8.8 mi w (below) Messenger Flat Forest Service Public Camp (at crossing of North Fork Pacoima Creek); San Gabriel Mountains, Angeles National Forest 1188 Comment
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  UCR131436  Lotus purshianus Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UC56572  Lotus purshianus var. purshianus Ernest Braunton Aug 1902 626 Los Angeles Cienega Comment
  UC15511  Lotus purshianus var. purshianus State Survey 559 Los Angeles San Antonio River Comment
  RSA406814  Lotus salsuginosus var. salsuginosus Gale Sphon 1955-4-12 s.n. Los Angeles Sandy, beach area, Point Dume Comment
  POM9297  Lotus salsuginosus var. salsuginosus P. A. Munz 1920-4-29 3795 Los Angeles San Dimas Canyon. 457 Comment
  RSA406843  Lotus scoparius M. B. Dunkle 1933-4-19 3327 Los Angeles Palos Verde Hills Comment
  UCR270924  Lotus scoparius subsp. brevialatus R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14329 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA3232  Lotus scoparius var. scoparius C. B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA498736  Lotus strigosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA713819  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26233 Los Angeles Western San Gabriel Mtns: Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property. 351 Comment
  RSA547795  Lotus unifoliolatus T. S. Ross 1990-6-20 3607 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR104145  Ludwigia peploides subsp. peploides Scott D. White 1997-11-5 6014 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  UCR149920  Lupinus R. G. Swinney 1999-6-18 7305 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA213328  Lupinus albifrons var. eminens Reid V. Moran 1941-3-13 704 Los Angeles Santa Catalina Island. Hermit Gulch, near creek. 50 Comment
  CATA1200  Lupinus bicolor Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2232 Los Angeles Santa Catalina Island: By Cape Canyon Road, middle of Cape Canyon 323 Comment
  UC1595302  Lupinus bicolor Tim Ross 1992-4-27 6247 Los Angeles s side Indian Hill Mesa (sw of RSA grounds, area bulldozed for Claremont School of Theolgoy, Claremont); Ontario U.S.G.S. 7.5' Quad., Claremont 393 Comment
  UCD107128  Lupinus bicolor R. A. Blanchard 1932-4-17 2276 Los Angeles Lancaster. Comment
  UCR160087  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., north of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR200023  Lupinus bicolor Valerie Soza, Mariam Sidibeh 2003-3-26 1610 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA350048  Lupinus bicolor Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  UC557774  Lupinus bicolor Nell Murbarger March, 1936 41 Los Angeles e side near the summit San Clemente Island; e side near the summit San Clemente Island Comment
  RSA413485  Lupinus concinnus Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground. 1677 Comment
  RSA643153  Lupinus concinnus Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Broad drainage basin on desert edge W of Little Rock Creek. On Emma section of Little Rock Creek Management Unit. 1112 Comment
  RSA3738  Lupinus concinnus subsp. orcuttii Carl B. Wolf 1932-5-10 3529 Los Angeles At summit of Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  SEINET12154501  Lupinus densiflorus Unknown 1933-1 8326 Los Angeles Tehachopi Pass Comment
  CAS-BOT-BC205150  Lupinus elatus F. W. Peirson 1918-6-10 89 Los Angeles San Gabriel Peak Comment
  RSA579318  Lupinus elatus T. S. Ross 1994-5-31 7980 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  SBBG69075  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  UCR147796  Lupinus excubitus var. austromontanus Valerie Soza, LeRoy Gross 2000-6-13 1001 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  UC1980242  Lupinus excubitus var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042008 Los Angeles Old Ridge Rte, after unmaintained section. Comment
  SEINET10903857  Lupinus excubitus var. hallii David B. Dunn 1957-4-2 Dunn RSA# 8292 x 6226 Los Angeles Plants 3 yrs. Old. Grown in field planting at ranch santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  CAS-BOT-BC216549  Lupinus excubitus var. johnstonii Carl B. Wolf 1935-5-6 6732 Los Angeles 2.4 miles SE of Gorman on New Ridge Route Road, Liebre Mountains 1097 Comment
  RSA586460  Lupinus excubitus var. johnstonii Orlando Mistretta, S. D. Boyd 1994-6-21 1367 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  UC56362  Lupinus formosus Ernest Braunton 1903-1-1 749 Los Angeles Elysian Park Comment
  RSA526067  Lupinus guadalupensis Steve Boyd, Orlando Mistretta, L. Arnseth, Bart O'Brien, Tom Hayduk 1990-4-6 4166 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  CATA368  Lupinus hirsutissimus Mark L. Hoefs 1974-3-28 418 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, near road, by reservoir 289 Comment
  RSA479881  Lupinus latifolius subsp. parishii Walter Wisura 1988-8-5 4248 Los Angeles Litlle fish fork of San Gabriel River above and around campground Comment
  RSA584286  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  CAS-BOT-BC211652  Lupinus longifolius Le Roy Abrams 1901-4-1 1230 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC211686  Lupinus longifolius I. Johnston 1917-5-13 1965 Los Angeles El Monte 137 Comment
  SEINET10485635  Lupinus longifolius Wolf 1931-5-14 WOLF 2053 Los Angeles Shrub. Ht 4 ft, spread 4 ft, trunk diameter 2 in; sun, loam, edges of wash Along beverly blvd. W of the los angeles botanic garden. Upper sonoran life Zone. 122 Comment
  RSA87052  Lupinus microcarpus var. microcarpus F. W. Peirson 1919-6-15 489 Los Angeles Rock Creek 1250 Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  UC537064  Lupinus succulentus P. A. Munz 1934-4-2 13147 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  UC917867  Lupinus succulentus Frank W. Gould 1944-3-26 2182 Los Angeles Palos Verde Hills; near Walteria Comment
  UCR152488  Lupinus succulentus A. C. Sanders, Lee Jones 2005-4-8 29372 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0036918  Lupinus succulentus Phil Elliott 1981-3-10 31 Los Angeles Pomona. On Campus Drive, 1/4 mile east of CA Hwy 57. Comment
  RSA0055060  Lupinus succulentus Jim Shevock 1970-3-23 51 Los Angeles Foothills of San Gabriel Mountains. 304 Comment
  RSA533434  Lupinus succulentus Tim S. Ross 1991-4-21 4515 Los Angeles Whittier Hills (Puente Hills, proparte) Middle Turnbull Canyon drainage just SW of Old water tank. 220 Comment
  RSA658883  Lupinus succulentus Douglas A. Springer 1981-3-4 30 Los Angeles 1 mile SW of Interstate 10 on Kellogg Drive at Cal Poly University Campus. Comment
  LA52456  Lupinus truncatus W. O. Griesel; 1936-4-26 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA182331  Lupinus truncatus J. D. Olmsted 1962-4-20 3418 Los Angeles Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill falls. 457 Comment
  SEINET10489081  Lupinus truncatus Robert F. Thorne 1971-4-2 Thorne 41422 Los Angeles San gabriel mts. Johnson's pastures, n of mtn ave., Claremont. Flowers Purple. 549 Comment
  SD248505  Lycium brevipes var. hassei R. E. Jr. Riefner 2011-8-19 11 104 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West. Along trail next to parking lot. 89 Comment
  SEINET3162273  Lycium brevipes var. hassei G. B. Grant, W. Wheeler 1904-1 739 a/6151 Los Angeles on Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  POM19214  Lycium californicum Philip A. Munz 1923-4-9 6648 Los Angeles San Clemente Island. Comment
  SD69616  Lycium californicum Robert F. Thorne, P. Everett 1965-5-11 34648 Los Angeles ca. I(c) - 1 m. along road from Rancho Escondido above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 106 Comment
  CAS-BOT-BC231605  Lycium cooperi Ira L. Wiggins 1966-4-15 20586 Los Angeles Immediately east of J.F.L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  CATA2073  Lyonothamnus floribundus Michael R. Benedict 1965-12-12 Los Angeles Santa Catalina Island: Small grove near head of major canyon 1 1/2 miles southwest of Johnson's Landing 0 Comment
  CHSC26516  Lyonothamnus floribundus subsp. asplenifolius James Henrickson 1971-6-20 5590 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  CATA2543  Lyonothamnus floribundus subsp. aspleniifolius Michael R. Benedict 1971-6-26 Los Angeles San Clemente Island: Near grove of Prunus, south fork of Eagle Canyon, northerly of triangulation point ""Gray"" 457 Comment
  UCD65154  Lyonothamnus floribundus subsp. floribundus G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7757 Los Angeles CATALINA ISLAND: slopes E of Black Jack; trees 10--15 m high. 400 Comment
  UCR186491  Madia elegans T. B. Salvato 2007-4-27 2090 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA589170  Madia elegans subsp. densifolia Timothy S. Ross 1991-10-5 5992 Los Angeles Santa Monica Mtns: N slope of the range, S of Lake Eleanor along Decker Road 1 mile S of Los Angeles Ventura County line. 450 Comment
  RSA698762  Madia elegans subsp. elegans LeRoy Gross, P. Morton 2004-6-10 1373 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  RSA94373  Madia exigua F. W. Peirson 1921-6-21 2446 Los Angeles West Fork of San Gabriel River 610 Comment
  CATA3410  Madia gracilis Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 024 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 312 Comment
  CAS-BOT-BC343602  Madia sativa Robert F. Thorne; P. Everett 1965-6-22 34910 Los Angeles Santa Catalina Island: canyon above Avalon 152 Comment
  RSA776475  Maianthemum stellatum Jane Tirrell, Graham Bothwell 2011-7-28 LS- 37 Los Angeles Approximately 0.3 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  CAS-BOT-BC230923  Malacothamnus davidsonii Le Roy Abrams 1901-4-7 1401 Los Angeles La Canada Comment
  UCR266381  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4378 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, north of Big Tujunga Canyon Rd., near Bryant Canyon mouth 477 Comment
  CATA1116  Malacothamnus fasciculatus Mark L. Hoefs 1995-5-23 2080 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  SD73407  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 475 Los Angeles Above Malibu, on coastal slope of Santa Monica Mountains, Southwestern Los Angles County. 456 Comment
  RSA583081  Malacothamnus fasciculatus var. catalinensis Tim S. Ross 1993-4-22 6924 -2 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750 meters due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 320 Comment
  LA41771  Malacothamnus fremontii Joseph Andorfer Ewan; 1934-8-3 8448 Los Angeles San Gabriel Mountains, Auto road up Table Mountain, head of Le Montaine Creek 2224 Comment
  SEINET7016740  Malacothrix californica Wanda P. Vestal, A. G. Vestal 1955-3-26 s.n. Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UC284139  Malacothrix foliosa P. A. Munz 1923-4-8 6612 Los Angeles San Clemente Island; e coast Comment
  RSA151237  Malacothrix foliosa subsp. foliosa P. H. Raven 1962-4-11 17291 Los Angeles San Clemente Island. Due west of Wall 2. 61 Comment
  SBBG101143  Malacothrix foliosa subsp. foliosa T. Ross 1992-4-14 6175 Los Angeles coastal E side of island on escarpment, ca. 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  CAS-BOT-BC347614  Malacothrix glabrata A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  UCR197780  Malacothrix glabrata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 111 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  UCSB33232  Malacothrix glabrata Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 52nd st. east 1066 Comment
  CATA282  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs 1973-5-21 296 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  JEPS30511  Malacothrix saxatilis var. tenuifolia Donald Kyhos 1958-11-1 58 -228 Los Angeles Turnbull Canyon Whittier Comment
  UC1584735  Malacothrix saxatilis var. tenuifolia Tim Ross and Annette Ross 1991-6-3 5516 Los Angeles Elephant Hill: West Pomona. 268 Comment
  UC831156  Malacothrix saxatilis var. tenuifolia Ira W. Clokey, B. Templeton May 1929 4550 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  POM2784  Malosma laurina W. R. Shaw 1900-7-1 30 Los Angeles Claremont. 365 Comment
  RSA579305  Malosma laurina T. S. Ross 1994-7-19 8173 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  RSA652782  Malosma laurina Monica Acosta 1998-5-25 41 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  SD85110  Malosma laurina Martin A. Piehl 3-6 Oct 1962 62499 Los Angeles Santa Catalina Island, near main road above Goat Harbor Comment
  PASA1775  Malva parviflora Sally Ellis 1939-4-23 Los Angeles Claremont Comment
  SBBG98085  Malva parviflora T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5105 Los Angeles above Nots Pier on rd near the top of the E escarpment, 1400 ft NNW of the 553 ft Benchmark 138 Comment
  OBI28057  Marah macrocarpa David J. Keil, Dirk Walters 1977-4-30 12281 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail reservoir Comment
  SD234370  Marah macrocarpa Wayne Law, Jun Hu 2000-4-30 2 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UCR16123  Marah macrocarpa R. D. Keys 1973-5-6 s.n. Los Angeles San Gabriel Mountains, 1 mi below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; 15-20 ft. below road on mountainside 1220 Comment
  UCSB6288  Marah macrocarpa Kamb, Peter 1948-2-14 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 396 Comment
  RSA652422  Marah macrocarpa George W. Goris 1948-2-23 s.n. Los Angeles 200' no. of new building on Calif. Poly. campus at San Dimas. 243 Comment
  RSA0036805  Marrubium vulgare Louis Van Velzen 1987-5-27 87 -31 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA579232  Marrubium vulgare Tim S. Ross, J. Mark Porter, H. H. Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7407 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  POM12252  Matricaria matricarioides F. L. Robinson 1921-4-15 27 Los Angeles North of Claremont. Comment
  POM362443  Matricaria matricarioides Robert Gustafson 1981-5-13 2210 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA651341  Matthiola incana Harry Nakada 1949-1-29 s.n. Los Angeles Found in West Los Angeles near Olympic Blvd. Comment
  CAS-BOT-BC422746  Meconella denticulata Le Roy Abrams 1899-3-1 235 Los Angeles Santa Monica Mts, Sepulveda Canon [Canyon] Comment
  UCR50858  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM348029  Medicago polymorpha C. B. Liter 1928-04 s.n. Los Angeles Seal Beach. Comment
  CAS-BOT-BC281513  Melica imperfecta Jack Delaini; Barbara Shervanick 1974-3-22 82 Los Angeles Lodi Canyon. San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  CATA1051  Melica imperfecta Mark L. Hoefs 1995-5-10 1982 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  RSA0060811  Melica imperfecta LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6971 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
  RSA403493  Melica imperfecta Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits Comment
  UCR200145  Melica imperfecta Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UCR210481  Melilotus albus R. G. Swinney 2008-12-2 9925 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA592433  Melilotus albus L. C. Wheeler 1967-5-13 9496 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA0082897  Melilotus indicus R. G. Swinney 2010-5-7 12584 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA652789  Melilotus indicus S. Koukol, E. Lutz 1998-4-26 9 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  SBBG98686  Melilotus indicus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5051 b Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  CATA457  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 600 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 10 m E of road 286 Comment
  RSA0064524  Melilotus indicus J. Lockyer 1970-5-1 F- 5 Los Angeles Collected at Firestone Scout Ranch, 3 miles northeast of Brea. 304 Comment
  RSA5869  Melilotus indicus Carl B. Wolf 1932-9-16 4119 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east and 1400 ft south of NW corner of NE/4, S2. 3 Comment
  UCSB33239  Mentzelia albicaulis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 140th St. east 1066 Comment
  RSA209613  Mentzelia albicaulis W. C. Anderson, E. Yale Dawson 1968-4-26 680426 -7 Los Angeles 10 miles W of Adelanto on the Victorville - Palmdale road in Wash Comment
  RSA69691  Mentzelia albicaulis F. W. Peirson 1917-5-13 749 Los Angeles Near Big Rock Creek, Mojave Desert; San Gabriel Mountains. Comment
  POM263282  Mentzelia congesta J. C. Roos 1937-5-31 547 Los Angeles Big Pines. Comment
  RSA697025  Mentzelia congesta LeRoy Gross, P. Morton 2004-6-9 1341 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  RSA729600  Mentzelia congesta R. G. Swinney 1998-7-10 6383 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  POM17790  Mentzelia laevicaulis P. A. Munz 1923-8-31 7679 Los Angeles Ridge south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  CATA1883  Mentzelia micrantha Denise Knapp 2005-3-4 Los Angeles Santa Catalina Island: Airport Burn, near transect #8 342 Comment
  LA33785  Mentzelia micrantha Peter H. Raven; 1959-5-9 14170 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA279067  Mentzelia micrantha Robert F. Thorne, C. W. Tilforth 1971-4-9 41533 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA446764  Mentzelia micrantha L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA596269  Mentzelia micrantha R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd.; 20 Yards north of road. 412 Comment
  RSA642038  Mentzelia micrantha Orlando Mistretta 1993-6-28 904 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  SDSU21031  Mentzelia pectinata Ian Cain, Ryan Gilmore 2010-6-2 1486 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  JEPS43895  Mentzelia ravenii Frank W. Peirson 1919-5-10 395 Los Angeles San Gabriel Mountains, Arraster Creek 914 Comment
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Feb 20 2013
  CHSC35803  Mentzelia veatchiana Roberta G. Robertson 1974-4-27 219 Los Angeles 3.0 mi S. of junction Pearblossom Hwy. (Hwy 138) and Largo Vista Rd (Hwy N4) on Largo Vista Rd., Antelope Valley, 20.7 air miles ESE Palmdale. 1036 Comment
  RSA599613  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-4-16 9507 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  UCR130832  Mentzelia veatchiana David Charlton 1989-4-7 2871 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  SEINET3071266  Mesembryanthemum chilense Ken Hamilton 1984-4-22 18 Los Angeles La Crescenta City Comment
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Sep 16 2014
  CATA1656  Mesembryanthemum crystallinum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2943 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  POM123142  Mesembryanthemum crystallinum Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  CATA788  Mesembryanthemum nodiflorum Mark L. Hoefs, Robert Given 1991-6-12 1355 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 76 Comment
  UCR187229  Microseris douglasii A. C. Sanders 2006-4-25 32192 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  POM211196  Microseris heterocarpa L. C. Wheeler 1934-5-1 2578 Los Angeles La Verne 305 Comment
  RSA590338  Microseris lindleyi Timothy S. Ross 1993-4-21 6855 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  UCR183841  Microseris sylvatica A. C. Sanders 2007-4-19 33418 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR186906  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32032 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UC1518755  Mimulus Robert F. Thorne 1971-4-2 41432 Los Angeles n Mountain Ave. (Johnson's Pastures); San Gabriel Mts., Claremont 609 Comment
  RSA652516  Mimulus aurantiacus Jim Reutzel 1994-5-22 46 Los Angeles Hills behind the Cal Poly Pomona University Health center. Comment
  LA209157  Mimulus aurantiacus var. pubescens S. F. Blake; 1910-7-23 434 Los Angeles Los Angeles Comment
  RSA0087021  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA532827  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-8-14 5788 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UC943861  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 D Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  RSA624034  Mimulus brevipes T. Gertrude Williamson 1918-06 2712 Los Angeles Sierra Madre Mountains. 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
  UCR259174  Mimulus cardinalis R. G. Swinney 2010-8-30 13620 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA0050045  Mimulus cardinalis Wendy Boes, Andrew Wheeler 2009-7-13 2009 -049 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.3 1981 Comment
  RSA420680  Mimulus cardinalis M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga 610 Comment
  POM306775  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 622 Los Angeles Angeles Crest Highway, 3 miles below Mt. Wilson. Comment
  RSA80076  Mimulus floribundus F. W. Peirson 1921-6-19 2456 Los Angeles Crystal Lake, North Fork San Gabriel River 1677 Comment
  LA51864  Mimulus guttatus Peter H. Raven; 1960-5-7 15329 Los Angeles 335 Comment
  SBBG66636  Mimulus guttatus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC1971403  Mimulus guttatus Louis C. Wheeler 1967-5-15 9595 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon; bottom of canyon near mouth. Comment
  UCSB6065  Mimulus guttatus Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  NY90725  Mimulus inconspicuus Collector unspecified s.n. Los Angeles Comment
  POM50560  Mimulus johnstonii L. R. Abrams 1901-7-10 1892 Los Angeles Mt. Wilson summit. 1768 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
  RSA228078  Mimulus moschatus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38880 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  CAS-BOT-BC9664  Mimulus palmeri Wesley O. Griesel s.n. Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  UC103804  Mimulus parishii Orcutt Sept. 1884 Los Angeles San Rafael Comment
  UCR204057  Mimulus pilosus R. G. Swinney 2005-7-8 8279 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SEINET10570268  Mimulus puniceus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4780 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  RSA641296  Mimulus rubellus Orlando Mistretta, R. T. Hawke 1995-6-29 1859 Los Angeles Blue Ridge Trail, ca 1/4 mile from trail lead at Pines. 2073 Comment
  UC50347  Minuartia douglasii H. M. Hall Apr. 1903 3761 Los Angeles Playa del Rey Comment
  UCR276806  Minuartia douglasii R. G. Swinney 2010-5-21 12897 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. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR95444  Mirabilis californica var. californica L. C. Wheeler 1967-4-30 9245 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA0115756  Mirabilis laevis R. G. Swinney 2011-3-29 14279 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UCR125129  Mirabilis laevis A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25103 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  RSA464642  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-4-14 54602 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UCD40979  Mirabilis laevis var. crassifolia Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1603 Los Angeles Antelope Valley Poppy Reserve. Comment
  RSA464649  Mirabilis laevis var. crassifolia Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  RSA131262  Mirabilis laevis var. villosa Percy C. Everett, E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  UC1368767  Mirabilis laevis var. villosa J. L. Strother and A. R. Smith 1970-4-30 890 Los Angeles State Road N6 to Devils Punch Bowl, above Pearblossom 1097 Comment
  UCR116289  Monardella exilis B. G. Pitzer 1998-5-12 3699 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  RSA408591  Monardella lanceolata Sam Tyson 1943-7-8 s.n. Los Angeles Volfe Canyon in Big Dalton Canyon. 610 Comment
  RSA250394  Monardella linoides subsp. oblonga Robert F. Thorne, John Dourley 1967-10-3 37286 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
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Jun 13 2010
  LA54254  Monardella saxicola Louis Wheeler; 1932-6-27 880 Los Angeles San Gabriel Mountains, 200 yds. NNE San Dimas Canyon Dam near the road 426 Comment
  RSA719753  Monardella saxicola R. G. Swinney, D. W. Larson 1996-7-17 5152 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, S base of Culver Peak, about 0.3 mil (airline) W of head of Cat Canyon 1585 Comment
  RSA733720  Monardella saxicola R. G. Swinney 2000-6-25 7800 Los Angeles San Gabriel Mtns.: ridge on west side of San Antonio Canyon, between Evey Canyon and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  RSA0003928  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  UCD134608  Monolopia lanceolata Henry J. Thompson 1959-3-31 1903 Los Angeles Santa Monica Mountains. cornell road 1 mile north of junction with Mulholland Highway, 1.8 miles south of Malibu Junction. 274 Comment
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Nov 17 2015
  UC1587162  Muhlenbergia appressa Tim Ross 1991-5-21 5382 Los Angeles upper easterly branch Box Canyon; San Clemente Island 472 Comment
  UC1587169  Muhlenbergia californica Tim Ross and Annette Ross 1989-9-20 1780 Los Angeles near pond w Spring Hill (below Baldy Rd); San Gabriel Mountains, San Antonio Canyon 975 Comment
  SEINET2473456 Image available Muhlenbergia microsperma Richard G. Swinney 2009-1 10104 Los Angeles San Gabriel Mtns. Foothills; Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  SEINET4672170  Muhlenbergia microsperma J. B. Davy 1901-3-1 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC515094  Muilla maritima Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR107805  Myosurus minimus Steve Boyd, Kent Hughes 1998-5-5 10179 Los Angeles Liebre Mountains, Portal Ridge, north of the San Andreas Rift Zon, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  RSA526629  Nassella cernua Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4199 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC70990  Nassella cernua J. B. Davy 1901-3-1 Los Angeles Saugus Comment
  CAS-BOT-BC259922  Nassella lepida Mrs. Jos. Clemens 1922-5-5 s.n. Los Angeles Los Angeles Comment
  POM296801A  Nassella lepida Lyman Benson 1947-5-2 12350 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA709752  Nassella lepida A. C. Sanders, Helen Kennedy 2005-4-13 29447 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC1930129  Nassella lepida V. Soza, LeRoy Gross 2001-5-14 1214 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA431546  Nasturtium officinale A. Menke 1955-3-20 s.n. Los Angeles Dry Canyon Comment
  SFV17910  Nasturtium officinale S. Kimball 1999-4-30 63 Los Angeles Pasadena, Arroyo Seco. Trail along stream. Side channel of Arroyo Seco between the Colorado Street Bridge and parking lot. 250 Comment
  IRVC27774  Navarretia jaredii A. C. Sanders 2005-5-11 30136 Los Angeles Santa Clarita area, Plum Cyn, SW of Cruzan Mesa on bench n N side of cyn. Western San Gabriel/Liebre Mtns Region 573 Comment
  UCD61813  Navarretia mitracarpa A. C. Sanders; T. B. Salvato 2005-5-24 30280 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, ca. 0.5 mi. NW of community of Mint Canyon. 549 Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  UCR276761  Nemacladus R. G. Swinney 2011-5-16 14747 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  LA204526  Nemacladus gracilis Carl Epling; 1941-5-8 Los Angeles near Little Rock Comment
  RSA75134  Nemacladus ramosissimus F. W. Peirson 1925-4-23 5784 Los Angeles Forks of San Gabriel River. 534 Comment
  UCSB5334  Nemophila menziesii var. menziesii Wilson, Richard 1958-5-10 Los Angeles 3 miles N of Foothill Blvd. on Angeles Crest Highway 914 Comment
  RSA547422  Nerium oleander T. S. Ross 1992-5-17 6347 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, just NE of Heaton Flat; 25 degrees NNE, 885m distant from East Fork Station 695 Comment
  RSA602553  Nicotiana attenuata Louis C. Wheeler 1967-8-8 10379 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  UCR189836  Nicotiana attenuata R. G. Swinney 1998-8-31 6882 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
  POM155820  Nicotiana bigelovii var. wallacei M. L. Bryan 1928-10-3 94 -a Los Angeles Mandeville Canyon Comment
  POM307173  Nicotiana glauca Henry J. Ramsey, Henry J. Ramsey 1937-8-29 2097 Los Angeles Altadena. 396 Comment
  RSA0036804  Nicotiana glauca Louis Van Velzen 1987-5-23 87 -22 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA611983  Nicotiana glauca Valerie L. Soza, Laura Moore 1997-8-16 60 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS; ca. 10 feet east of fire road. 412 Comment
  SEINET10696861  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3932 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCSB9600  Nuttallanthus texanus Ballard 1954-5-4 Los Angeles lot bounded by Honnold Medical Bldg., Walter and Co; Claremont 259 Comment
  POM355613  Oenothera deltoides subsp. deltoides Unspecified 1906-06 s.n. Los Angeles Lancaster. Comment
  UCR273248  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  UC1007114  Oenothera elata subsp. hirsutissima P. A. Munz 1936-7-1 14180 Los Angeles Claremont Comment
  RSA799972  Opuntia basilaris var. treleasei Pam De Vries 2013-5-17 7819 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1079 Comment
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Feb 4 2019
  RSA604541  Opuntia ficus-indica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  POM317694  Opuntia littoralis var. austrocalifornica David Walkington 1963-5-22 173 Los Angeles East side of Raymond Ave, just south of Skyline Dr., Fullerton. 107 Comment
  POM214682  Opuntia vaseyi F. R. Fosberg 1932-7-17 8615 Los Angeles Claremont. Comment
  POM214689  Opuntia vaseyi F. R. Fosberg 1932-8-1 8609 Los Angeles Tujunga Wash, San Fernando Comment
  RSA82088  Orobanche bulbosa Raymond J. Dobbs 1927-6-29 7681 Los Angeles trail to Strawberry Peak, from Switzer's, San Gabriel Mtns. 1372 Comment
  POM13535  Orobanche californica subsp. feudgei F. W. Peirson 1922-7-7 s.n. Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA0066433  Orobanche fasciculata Louis C. Wheeler 1932-5-28 787 Los Angeles E side San Antonio Canyon, SE Hog Back. San Gabriel Mts. 1280 Comment
  RSA602741  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1951 Comment
  UCR95592  Orobanche parishii subsp. parishii Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8888 Los Angeles Liebre Mtns., along summit of Sawmill Mountain, west of Sawmill camp and just north of 7N23 1610 Comment
  RSA402056  Orthocarpus purpurascens Louis C. Wheeler 1932-3-19 531 Los Angeles UCLA Campus, West L.A 137 Comment
  POM353467  Oxalis pes-caprae H. L. Bauer 1932-03 s.n. Los Angeles Santa Monica Comment
  SEINET6645814  Oxalis pes-caprae N. Bacon 1967-3-29 s.n. Los Angeles Los Angeles, Glenwood Pl., south gate Comment
  UC1375432  Oxytheca trilobata Robert F. Thorne and C. W. Tilforth 1971-6-29 40722 Los Angeles where crossed by Angeles Forest Rd Tie Canyon (slopes along Aliso Creek); San Gabriel Mts., Angeles National Forest, Aliso Creek 1371 Comment
  CAS-BOT-BC121170  Paeonia californica George B. Grant 1902-4-3 s.n. Los Angeles Pasadena Comment
  RSA713803  Panicum capillare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA756986  Panicum dichotomiflorum subsp. dichotomiflorum A. C. Sanders 2009-11-6 37210 Los Angeles Madrona Marsh, Torrance 24 Comment
  CATA3046  Papaver heterophyllum Amy Catalano, Tyler Dvorak and Tomas Setubal 2016-3-25 057 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  SFV21433  Parietaria hespera var. californica L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  CAS-BOT-BC173258  Parietaria judaica R. E. Riefner, Jr. 2006-1-12 06 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  CDA2806  Parietaria judaica R. E. Riefner Jr. 2007-3-1 07 -108 Los Angeles Coastal Strand; City of San Pedro, Cabrillo Beach Marina, Whalers Walk Street at Via Cabrillo Marina Drive, Berth 28. Comment
  CDA35714  Parthenocissus inserta A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa . Comment
  RSA0016997  Paspalum dilatatum Anstruther Davidson 1917-07 3160 Los Angeles La Habra; Los Angeles. Comment
  SEINET7047896  Pectocarya linearis Steven R. Hill, Kate Kramer 2001-4-22 33343 A 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
  RSA0087329  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-3-13 11876 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA596820  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8463 A Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC25017  Pectocarya linearis subsp. ferocula Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA534065  Pectocarya linearis subsp. ferocula Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5253 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. 386 Comment
  UC882256  Pectocarya penicillata I. W. Clokey and B. C. Templeton 1930-4-8 4674 Los Angeles San Francisquita 550 Comment
  RSA549563  Pectocarya recurvata Tim Ross 1992-4-4 6094 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  HSC104215  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA599609  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  POM82691  Pedicularis densiflora P. A. Munz 1925-4-23 9462 Los Angeles San Gabriel Canyon. 488 Comment
  RSA425311  Pedicularis semibarbata Bonnie C. Templeton 1959-4-16 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest. 1677 Comment
  SEINET12182593  Pelargonium quercifolium E. B. Babcock 1904-1 s.n. Los Angeles Los Angeles, Reese Nursery Comment
  UC483378  Pellaea andromedifolia L. R. Abrams and I. L. Wiggins 1931-7-6 350 Los Angeles vicinity of Mosquito Harbor; San Clemente Isl Comment
  RSA128282  Pellaea andromedifolia var. andromedifolia H. J. Thompson 1959-3-27 1884 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak. 701 Comment
  RSA618681  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0115402  Pellaea mucronata R. G. Swinney 2010-9-23 13885 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UCSC001087  Pellaea mucronata Steve Castagnoli 1980-5-8 124 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1585 Comment
  RSA657442  Pellaea mucronata subsp. mucronata Joseph M. Keefe 2001-1-19 30983 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  LA94171  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-4-9 1824 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  UCD89447  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica. Comment
  UC1870335  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley 365 Comment
  SEINET3160247  Penstemon centranthifolius G. B. Grant 932 Los Angeles Pasadena Comment
  SFV18221  Penstemon centranthifolius M. Danielczyk 2001-5-16 32 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  RSA412443B  Penstemon centranthifolius Lester Rowntree 1927-6-27 8812 Los Angeles Arroyo Seco Road. Comment
  UC1012122  Penstemon centranthifolius Francis W. Pennell 1940-4-19 25142 Los Angeles Route 99 about 2 mi s Castaic; s of Castaic 396 Comment
  POM21350  Penstemon grinnellii subsp. grinnellii Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA408042  Penstemon grinnellii subsp. grinnellii Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  UCR271219  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-1 14960 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 1073 Comment
  NY601192  Penstemon grinnellii var. grinnellii R. M. Straw 1954-6-16 615 Los Angeles Just west of Cloudburst Summit on Angeles Crest Highway, San Gabriel Mountains 2133.6 Comment
  NY601207  Penstemon grinnellii var. grinnellii A. G. Jones 1986-8-21 7245 Los Angeles San Gabriel Mountains, near Pinyon Ridge 2600 Comment
  SFV16156  Penstemon grinnellii var. grinnellii P. A. Krueger 1994-5-18 33 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  SFV3435  Penstemon heterophyllus R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  UCR78113  Penstemon heterophyllus Wandalee Thompson 1964-6-16 51 Los Angeles San Gabriel Mtns., Liebre Mountains, Pine Canyon Road, N-2, near foot of Liebre Mtn. c. 10 mi. west of Lake Elizabeth 1128 Comment
  SFV16963  Penstemon labrosus J. N. Hogue, P. Wilson 1997-6-27 87 .7 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  UCR270889  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA401901  Penstemon spectabilis Gale Sphon 1959-4-10 313 Los Angeles Mulholland Drive Comment
  RSA0065220  Pentagramma triangularis Scott D. White, Pam DeVries 1997-11-25 6029 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  RSA0070772  Pentagramma triangularis Paul M. Inman 1983-5-8 50883 -25 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. On Winter Creek trail to Hoegee's Camp. 914 Comment
  CAS-BOT-BC71665  Pentagramma triangularis subsp. triangularis Timothy S. Ross; Steve Boyd 1994-5-4 7681 Los Angeles Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA687381  Pentagramma triangularis subsp. triangularis C. B. Liter, J. A. Powell 1928-04 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB62243  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Cyn. ca. 1 1/2 mi. from confluence with San Gabriel River 853 Comment
  RSA233255  Perideridia parishii subsp. latifolia R. F. Thorne 1969-7-2 38314 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  RSA252911  Perideridia pringlei R. F. Thorne 1973-5-11 43574 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
Read comments
Jul 14 2014
  CATA578  Peritoma arborea Mark L. Hoefs 1991-4-7 1017 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  CAS-BOT-BC73765  Peritoma arborea var. arborea Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  UC455519  Perityle emoryi I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  RSA471856  Perityle emoryi E. C. Jaeger 1921-4-7 s.n. Los Angeles Palm Springs. 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
  RSA771950  Phacelia Robert F. Thorne 1968-2-24 37917 Los Angeles Santa Catalina Island. Fisherman's Cove. Comment
  UC1922364  Phacelia brachyloba Valerie Soza, Susan Caplow 2003-4-11 1624 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, just south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy. Brand Burn 2002 area. 793 Comment
  UCR162292  Phacelia brachyloba Anuja Parikh, Nathan Gale 2004-6-2 2033 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR256572  Phacelia brachyloba Anuja Parikh, Nathan Gale 2011-6-27 3513 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  OBI70448  Phacelia brachyloba David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave. 1 700 Comment
  CATA3100  Phacelia cicutaria var. hispida Amy Catalano 2016-5-11 103 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  CHSC95348  Phacelia cicutaria var. hispida LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 498 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Sunny southwest facing gentle slope, near the main ridgetop south of Morning Glow. 412 Comment
  RSA187967  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-5 35864 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  UC1181203  Phacelia cicutaria var. hispida P. C. Everett and E. K. Balls 1959-6-2 23824 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  UC1595235  Phacelia cicutaria var. hispida Tim Ross and Peter Fritsch 1990-6-20 3600 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UCR124359  Phacelia cicutaria var. hispida I. W. Clokey, B. C. Templeton 1929-1 4521 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR273547  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-22 15238 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
  RSA427351A  Phacelia cicutaria var. hispida Unspecified 1897-06 s.n. Los Angeles San Antonio Canyon. 457 Comment
  UCR187222  Phacelia ciliata A. C. Sanders 2006-4-18 32110 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 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
  UCR197755  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 5 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA311291  Phacelia davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-9 38514 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA225733  Phacelia distans Robert F. Thorne 1971-5-22 39736 b Los Angeles Fish Canyon. 305 Comment
  SEINET13386997 Image available Phacelia distans R. G. Swinney 2011-1 14843 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. (Pacifico Mtn. 7.5' Q.) (T4N R12W S15) 1061 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
  POM9837  Phacelia distans P. A. Munz, R. D. Harwood 1920-3-13 3292 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  RSA0082827  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR179453  Phacelia imbricata R. G. Swinney, Dave Larson 1996-7-17 5120 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA293602  Phacelia imbricata subsp. imbricata Lyman Benson 1945-6-5 11771 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA74918  Phacelia imbricata subsp. imbricata F. W. Peirson 1921-5-18 2827 Los Angeles summit of Newhall Grade, northwest end of San Gabriel Range. 427 Comment
  JEPS2129  Phacelia longipes J. B. Davy May 1896 2492 Los Angeles near Manzana (n side of mt.); Antelope Valley, Richardson Canyon, Sawmill Mt. Comment
  JEPS4089  Phacelia longipes Rimo Bacigalupi with L. R. Heckard, and G. T. Robbins 1953-6-14 4192 Los Angeles upper slopes of the south fork of Rock Creek Canyon Angeles National Forest, San Gabriel Mts. (n slopes of mts.) 1432 Comment
  RSA225710  Phacelia longipes Robert F. Thorne 1971-5-22 39733 Los Angeles Fish Canyon. 305 Comment
  SJSU13499  Phacelia longipes C. W. Sharsmith 1941-6-22 4402 Los Angeles Eaton Canyon, San Gabriel Mts 762 Comment
  POM147455  Phacelia lyonii Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA177773  Phacelia lyonii Robert F. Thorne, P. Everett 1965-5-11 34525 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  RSA428059  Phacelia minor T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UC131489  Phacelia minor Alice Eastwood 1891-3-28 Los Angeles Pasadena Comment
  UCR205083  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  UCSB10359  Phacelia minor Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon, L.A. 304 Comment
  RSA642417  Phacelia mohavensis Orlando Mistretta 1995-7-11 1872 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  LA33998  Phacelia parryi Henry J. Thompson; 1959-3-27 1877 Los Angeles Santa Monica Mountains, 2 mi. from Pacific Coast Highway on Rambla Pacifica Road 304 Comment
  CAS-BOT-BC6829  Phacelia polysperma LeRoy Abrams; Ernest Alexander McGregor 1908-7-2 560 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  UCR205979  Phacelia ramosissima A. C. Sanders, T. B. Salvato 2009-5-29 37050 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA428171  Phacelia ramosissima var. austrolitoralis W. W. Martin 1971-8-11 s.n. Los Angeles Point Dume 15 Comment
  RSA660095  Phacelia ramosissima var. ramosissima Orlando Mistretta 1992-6-12 545 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR95249  Phacelia ramosissima var. ramosissima L. C. Wheeler 1967-7-30 10257 Los Angeles San Gabriel Mtns, Big Tujunga Canyon at Trail Canyon 518 Comment
  HSC31662  Phacelia tanacetifolia Thomas E. Higley 1974-4-20 26 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA339700  Phacelia tanacetifolia Robert F. Thorne 1982-4-20 55001 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams. 976 Comment
  CAS-BOT-BC133980  Phacelia tanacetifolia Le Roy Abrams 1901-4-1 1316 Los Angeles Santa Monico Mts. between Cahuenga Pass & Encino Comment
  RSA682506  Phacelia viscida Scott D. White, Michael Honer 2003-5-7 9200 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  SD230243  Phacelia viscida Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains Region: Upper watershed of Osito Canyon between I-5 and the Old Ridge Route, vicinity of Osito Flat, a disctinctive, open grassy break in slope under the high tension power lines. 792 Comment
  CAS-BOT-BC259059  Phalaris lemmonii Steven A. Junak 1997-5-20 SCI- 880 Los Angeles San Clemente Island: SW side of San Clemente Island Ridge Road, ca. 0.73 miles SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 539 Comment
  RSA459252  Pholistoma auritum I. W. Clokey 1929-4-29 s.n. Los Angeles Manderville [Mandeville] Canyon. 200 Comment
  RSA459259  Pholistoma auritum C. Epling 1930-4-10 s.n. Los Angeles Mandeville Canyon Comment
  RSA248847  Pholistoma racemosum Robert F. Thorne 1973-4-11 42868 Los Angeles Middle part of Norton Canyon. San Clemente Island. 274 Comment
  UC729595  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles about due w. Pebbly Beach (along rd. to Renton Mine); Santa Catalina Isl. 304 Comment
  LA200864  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA132712  Phoradendron macrophyllum Del Wiens 1955-1-12 939 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  RSA133180  Phoradendron macrophyllum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon north of Claremont. 427 Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  UCR216364  Pickeringia montana Dan S. Cooper 2010-5-13 510- 58 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  LA32091  Picris echioides Peter H. Raven; Henry J. Thompson 1959-9-18 14437 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  UCR199866  Pinus canariensis LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2591 Los Angeles Transverse Ranges, Verdugo Mountains, south side of the range, an old overgrown road off of Via Montana at end of Olive Avenue, between Sunset Canyon and Story Canyon 366 Comment
  CATA1925  Pinus halepensis Amy Catalano 2014-9-23 015 Los Angeles Santa Catalina Island: Across road from 106 Middle Ranch residence 201 Comment
  RSA717864  Pinus lambertiana R. G. Swinney 1997-4-25 5498 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  UCR223094  Pinus lambertiana R. G. Swinney 2009-6-2 11011 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC78870  Pinus monophylla G. B. Grant 1901-6-15 s.n. Los Angeles Seven Oaks Trail 1828 Comment
Read comments
Oct 10 2020
  POM184701  Pinus ponderosa Joseph A. Ewan 1932-5-29 7218 Los Angeles Open forest on summit of Mt. Gleason 1890 Comment
  RSA169006  Pinus ponderosa Mark Parratt 1964-4-8 620 Los Angeles Charlton Flats Recreation Area; Angeles Crest Highway 1616 Comment
  UC1134118  Pinus ponderosa A. D. Gifford 1935-4-2 550 Los Angeles 1 mi nw. Sawmill Peak; Tejon Quad., Los Angeles National Forest 1584 Comment
  SFV274  Pinus sabiniana P. G. Kilburn 1958-4-12 738 Los Angeles San Gabriel Mountains Saugus district of Angeles National Forest. Sawmill Mountain area, 0.5 miles east of entrance to Lower Shake Campground. Just SW of road across from picnic site. 1250 Comment
  CATA1878  Piperia cooperi Denise Knapp 2003-4-5 Los Angeles Santa Catalina Island: At the Blair Ironwood Grove, between Black Jack and Echo Lake 373 Comment
  RSA382801  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach, Santa Catalina Island 20 Comment
  RSA382810  Piperia cooperi E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  CAS-BOT-BC251008  Piptatherum miliaceum Tim Ross 1992-5-8 6304 Los Angeles San Gabriel Mtns: Glendora Ridge Road; N side of the ridge at the head of un-named E fork of Oak Canyon 1014 Comment
  CDA33965  Piptatherum miliaceum M. O'Brien 2006-12-1 MOB 06 -3 Los Angeles Santa Monica Mountains; Malibu Creek State Park. Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  IRVC28619  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 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
  UCR206166  Pistacia atlantica A. C. Sanders, T. B. Salvato 2009-5-29 37042 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  CAS-BOT-BC71774  Pityrogramma triangularis var. viscosa Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SBBG63998  Plagiobothrys M. N. Ackley -Apr-1929 64 Los Angeles La Crescenta 457 Comment
  RSA517845  Plagiobothrys arizonicus Steve Boyd 1986-3-30 1494 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA347574  Plagiobothrys arizonicus B. A. Prigge 1986-3-20 6961 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  SFV6242  Plagiobothrys canescens M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Ridge separating upper Ybarra Canyon from East Fork of Devil Canyon. 884 Comment
  POM9289  Plagiobothrys canescens P. A. Munz 1920-2-13 3296 Los Angeles San Jose Hill, 2.5 miles west of Pomona. 305 Comment
  POM246603  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-4-6 696 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC218078  Plagiobothrys collinus P. A. Munz, R. D. Harwood 1920-3-13 3357 Los Angeles Ganesha Park Pomona 304 Comment
  POM3835  Plagiobothrys nothofulvus P. A. Munz, L. T. Street, G. Williams 1919-4-5 2473 Los Angeles Puddingstone Canyon, San Dimas. 290 Comment
  SBBG83306  Plantago arenaria G. Pratt 1986-7-15 Los Angeles El Segundo Dunes, W of LA International Airport Comment
  RSA579144  Plantago erecta Tim S. Ross, Darin Banks 1994-4-12 7460 Los Angeles San Francisquito Canyon. Dike-like ridge with crest descending toward the road in a NW direction; ca 220 m SW of where Drinkwater Canyon joins S. Fr. Canyon. 512 Comment
  RSA250675  Plantago erecta Robert F. Thorne 1971-3-31 41461 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  UCR193167  Platanthera R. G. Swinney 1999-8-14 7622 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  UC440428  Platanus racemosa Carl Epling 1930-4-10 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  POM277123  Platystemon californicus E. S. Steele, G. F. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  RSA751476  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04 -367 Los Angeles City of Malibu, Zuma Lagoon at Westward Beach Road. 3 Comment
  RSA697114  Pluchea sericea Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  UCR65244  Pluchea sericea F. R. Fosberg 1931-4-3 S- 04479 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  RSA728342  Poa Gary D. Wallace 1982-4-17 1902 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  CAS-BOT-BC244434  Poa annua Geo. B. Grant 1903-4-1 s.n. Los Angeles Pasadena Comment
  RSA484174  Poa annua Robert Gustafson 1981-4-14 2168 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR189691  Poa annua R. G. Swinney 1998-7-30 6578 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
  LA12539  Poa fendleriana W. Scott Lewis; 1907-4-22 525 Los Angeles Garvanza Comment
  RSA604686  Poa pratensis subsp. pratensis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  RSA639711  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  POM10499  Poa secunda C. F. Baker 1909-05 s.n. Los Angeles Claremont Comment
  CHSC99444  Poa secunda subsp. secunda LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 926 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) Near 3423386N, 118.10365W. UTM Zone 11; 3788444N 0398352E. 1631 Comment
  RSA611771  Polycarpon depressum L. C. Wheeler 1934-4-24 2554 Los Angeles Liveoak Canyon Dam 457 Comment
  LA35991  Polycarpon tetraphyllum Peter H. Raven; 1960-5-16 15381 Los Angeles 121 Comment
  UCD98424  Polycarpon tetraphyllum R. N. Raynor 1939-7-5 s.n. Los Angeles at Alhambra. Comment
  RSA0065366  Polygala cornuta subsp. fishiae A. E. Hersh 1950-7-15 s.n. Los Angeles Topanga Canyon, above 3 miles from west end. 152 Comment
  UCD105598  Polygonum aviculare Geoffrey Levin 1975-5-17 521 Los Angeles vacant area east of Harwood Court, Pomona College, Claremont. 335 Comment
  RSA764408  Polygonum hydropiperoides Justin M. Wood 2009-8-18 1259 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA611253  Polypodium californicum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  RSA689900  Polypodium californicum T. S. Clare 1930-3-2 s.n. Los Angeles Oak Wilde, Arroyo Seco, Los Angeles Co, CA Comment
  RSA689911  Polypodium californicum M. B. Dunkle 2042 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  RSA52497  Polypodium californicum I. L. Wiggins 1949-2-22 11965 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  UCSB62336  Polypodium californicum Kiefer, Lawrence 1967-1-2 Los Angeles San Gabriel Mtns., NW of San Fernando, Little Tujunga Canyon, Limerock tributary ca. 1/2mi upstream from confluence with Little Tujunga Creek 609 Comment
  UCSB62427  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62493  Polypodium californicum Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns., Hwy 39 E of Falling Springs Resort, Rockbound Canyon ca. 200 yards above the Hwy 1219 Comment
  RSA547800  Polypogon interruptus Timothy S. Ross 1990-6-20 3602 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  SEINET10861092  Polypogon monspeliensis Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park Comment
  CAS-BOT-BC320578  Polypogon viridis Peter Rubtzoff 1988-10-7 9960 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  UC42169  Polystichum imbricans subsp. curtum W. H. Brewer 1860-12-31 99 Los Angeles San Gabriel Mountains, from Camp No. 4 1219 Comment
  CAS-BOT-BC410009  Populus X parryi Joseph Andorfer Ewan 1932-4-22 7181 Los Angeles along Los Angeles River, San Fernando Valley Comment
  CAS-BOT-BC102545  Populus fremontii Alice Eastwood 1906-5-27 238 Los Angeles Roscoe Comment
  UCR276976  Populus fremontii R. G. Swinney 2010-6-1 13145 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
  UCR116282  Porophyllum gracile B. G. Pitzer 1998-5-23 3719 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, and 12.8 mi (airline) west of the San Bernardino County line. 240th Street East, c. 3.1 road mi. north of junction with El Mirage Road (= Avenue 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Avenue 'J 866 Comment
  RSA593580  Portulaca oleracea Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8910 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA383494  Potamogeton crispus Anstruther Davidson 1920-08 3398 Los Angeles Griffith Park, Western Ave, entrance. Comment
  JEPS42951  Potamogeton illinoensis Frank W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake; San Gabriel Mountains 1676 Comment
  UCR17890  Potamogeton pectinatus G. R. Johnstone 1930-6-15 s.n. Los Angeles San Gabriel Mtns., Soledad Canyon near Ravenna 762 Comment
  CAS-BOT-BC453946  Potamogeton pectinatus Peter H. Raven; Henry J. Thompson 1959-10-18 14672 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mouth of Malibu Creek on north arm of Malibu Lake 220 Comment
  UCR204021  Potentilla glandulosa R. G. Swinney 2001-9-15 8145 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  UCR223376  Potentilla glandulosa R. G. Swinney 2009-7-23 11390 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
  RSA636152  Potentilla glandulosa subsp. ewanii Robert F. Thorne 1974-6-28 44755 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  SD42009  Prunus fasciculata Darley F. Howe 1947-5-6 Los Angeles North face of San Gabriel Mountains. Comment
  CAS-BOT-BC154939  Prunus ilicifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3392 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  OBI26245  Prunus ilicifolia Mark Schneider 1973-5-12 27 Los Angeles Vogel Flats, Big Tujunga Cyn, San Bernardino Mts 792 Comment
  UCR174649  Prunus ilicifolia Jennifer H. Jones 2006-6-4 371 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  POM199442  Prunus lyonii R. L. Pendleton 1909-7-4 s.n. Los Angeles South of Avalon, Santa Catalina Island. 366 Comment
  UC586921  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8461 Los Angeles Prairie Fork of San Gabriel River, (over two acre area) Prairie Fork of San Gabriel River; San Gabriel Mountains, Prairie Fork of San Gabriel River 1524 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  CAS-BOT-BC356550  Pseudognaphalium biolettii F. Grinnell 1903-7-3 s.n. Los Angeles Scoville Hill, near Pasadena Comment
  LA25983  Pseudognaphalium biolettii Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SBBG96851  Pseudognaphalium biolettii S. Boyd with T. Ross, L. Arnseth 1990-4-7 3201 Los Angeles upper reaches of China Cyn Comment
  SFV16358  Pseudognaphalium californicum anon. 1992-7-1 s. n. Los Angeles Towsley Canyon. Ed Davis County Park. 460 Comment
  UCR270031  Pseudognaphalium californicum R. G. Swinney 2011-4-9 14389 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  CATA1521  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak 1996-7-9 2739 Los Angeles Santa Catalina Island: Upper Cape Canyon Reservoir 341 Comment
  UC1118549  Pseudognaphalium microcephalum J. Horton 1935-9-20 239 Los Angeles below C.C.C. Camp Dalton Canyon Wash; Pomona Quad. 304 Comment
  RSA279118  Pseudognaphalium stramineum R. F. Thorne 1971-3-18 41493 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA92381  Psilocarphus brevissimus F. W. Peirson 1304 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  SBBG98050  Psilocarphus tenellus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5219 Los Angeles ca. 300' NE of Knob 271 Comment
  UCR61052  Pteridium aquilinum var. pubescens R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns, in & near Glendora Wilderness Park, in Big Dalton Canyon & its tributaries, & Little Dalton Canyon 488 Comment
  IRVC29578  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA681340  Pterostegia drymarioides LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 951 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  UC1583143  Punica granatum Tim Ross, Steve Boyd 1990-5-14 2460 Los Angeles Little Tujunga Canyon along Little Tujunga Road, Angeles Nat'l Forest, San Gabriel Mts Little Tujunga Canyon; San Gabriel Mts, Angeles Nat'l Forest, Tujunga Ranger Distri 463 Comment
  CAS-BOT-BC158664  Purshia tridentata var. glandulosa Timothy S. Ross; Steve Boyd 1990-5-29 2683 Los Angeles SE edge of Balyermo, along NE side of Valyermo Rd. from ca 3730-3750, then S of the road - San Gabriel Mountains 1149 Comment
  HSC19577  Purshia tridentata var. glandulosa M. B. Walsh 1966-5-6 66 Los Angeles W of Hwy. 138 near Pearblossom, near intersection of Ft. Tejon and Juniper Hill Roads Comment
  RSA401593B  Pycnanthemum californicum Geo. L. Moxley 1915-9-6 449 Los Angeles Spanish canyon, NE from Monrovia. Comment
  SD237595  Pyracantha A. C. Sanders, T. B. Salvato 2009-5-19 36841 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. (El Monte 7.5'Q) 103 Comment
  UC993209  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  UCR137345  Quercus X grandidentata R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, south of first debris basin 396 Comment
  RSA188264  Quercus X macdonaldii Robert F. Thorne 1966-4-28 36189 Los Angeles Santa Catalina Island: bottom of gully alongside small stream running S from Hay Press Reservoir. 396 Comment
  CAS-BOT-BC45670  Quercus agrifolia Alice Eastwood 1906-5-27 132 Los Angeles Laurel Canyon Comment
  LA30431  Quercus agrifolia Mary V. Hood; 1940-11-30 40- 195 k* Los Angeles Higgins Canyon Comment
  POM290531  Quercus berberidifolia Lyman Benson, Robert Benson 1951-10-29 14834 Los Angeles Monrovia canyon, behind 461 Norembega Drive; San Gabriel Mt, 305 Comment
  RSA655364  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UC1870139  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 295 Los Angeles Verdugo Mountains: Hostetter Mountainway, Near 34° 13' 37.7'' N 118° 16' 47.5'' W. Elev. 2100 Feet. 640 Comment
  UC450850  Quercus berberidifolia Fay A. McFadden 1931-7-8 3078 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR199967  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA475270  Quercus chrysolepis Mark Hoefs 1974-10-3 593 Los Angeles Santa Catalina Island: Upper Fern Canyon -ridge between Mt. Orizaba & Mt. Banning. 518 Comment
  SFV20845  Quercus chrysolepis L. Gross 2003-3-1 751 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Stough Canyon Motorway (dirt road), past the nature center. 509 Comment
  UC1746091  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  UCD45430  Quercus chrysolepis var. chrysolepis Robin S. Collins 1973-5-15 273 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Cyn., infrequent in oak woodland, ca. 2000-2400 ft. 609 Comment
  CAS-BOT-BC86897  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8315 Los Angeles Sandberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain. 7.5' USGS Quadrangle 1277 Comment
  CAS-BOT-BC86355  Quercus dumosa Ernest Braunton 1902-7-1 545 Los Angeles Griffith Park Comment
  UC337435  Quercus dumosa unknown 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  JEPS46155  Quercus durata var. gabrielensis F. R. Fosberg 1932-6-18 8527 Los Angeles below Camp Baldy; San Gabriel Mts., San Antonio Canyon 1400 Comment
  RSA733304  Quercus durata var. gabrielensis Susan Grose, Lauren Braccio, LeRoy Gross 2007-11-11 184 Los Angeles Monrovia, Hidden Valley Canyon. 278 Comment
  UCR219417  Quercus durata var. gabrielensis R. G. Swinney 2009-3-25 10161 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
  CAS-BOT-BC94181  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island; Middle Bulrush Canyon 243 Comment
  RSA0097612  Quercus engelmannii R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14351 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  RSA190903  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
Read comments
Jul 10 2010
  UCR91300  Quercus ilex B. G. Pitzer, Paul Gomez 1996-4-28 2747 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
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  UCR185602  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCD45304  Quercus pacifica P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island, Calif. Comment
  RSA187883  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  UCD47340  Quercus tomentella Herman Schroeder 1947-10-24 s.n. Los Angeles Pebbly Beach Canyon, Catalina Island, Los Angeles County, California. Comment
  UCD47612  Quercus wislizeni T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  RSA587476  Quercus wislizeni var. frutescens Orlando Mistretta 1994-4-29 1125 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA0088254  Rafinesquia californica R. G. Swinney 2010-5-25 12958 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
  UC1215238  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles second canyon s Seal Cove; San Clemente Island 30 Comment
  UCR261128  Rafinesquia californica R. G. Swinney 2010-6-21 13295 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA399394  Ranunculus californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UCR271486  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UC1071539  Rhamnus californica A. Lewis 1934-2-1 268 Los Angeles Elizabeth Lake Canyon Angeles National Forest, Elizabeth Lake Quad. 883 Comment
  CHSC35812  Rhamnus californica subsp. californica Philip A. Silverstone 1981-5-17 521 Los Angeles Santa Monica Mtns.; Malibu Creek State Park; Mulholland Hwy. 2.4 km E Las Virgenes Rd. 210 Comment
  RSA0016927  Rhamnus californica subsp. californica Kelly Middleton, David Middleton 1988-5-8 12 Los Angeles Glendora Ridge Road, 5.7 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  RSA14668  Rhamnus crocea Fay A. MacFadden 1930-04 1202 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA390810  Rhamnus crocea George B. Grant, Wheeler 1904-5-7 s.n. Los Angeles Glendora. Comment
  UC457337  Rhamnus crocea Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  CAS-BOT-BC59848  Rhamnus ilicifolia G. B. Grant 1901-4-7 s.n. Los Angeles Laurel Canyon. Comment
  POM187986  Rhamnus ilicifolia Marcus E. Jones 1931-10-10 28588 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  RSA391047  Rhamnus ilicifolia Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  UC1121871  Rhamnus ilicifolia P. L. Johannsen 1934-1-18 233 Los Angeles 1 mi nw lower dam Malibu Creek; Calabasas Quad. 365 Comment
  UC1121910  Rhamnus ilicifolia P. L. Johannsen 1934-1-26 243 Los Angeles Mouth of Brown's Canyon Santa Susana Quad. 396 Comment
  CAS-BOT-BC59846  Rhamnus ilicifolia G. B. Grant 1900-4-12 s.n. Los Angeles unspecified. Comment
  RSA95291  Rhamnus ilicifolia F. W. Peirson 1924-5-26 4625 Los Angeles trail to Switzers Camp, Arroyo Seco, north of Pasadena 945 Comment
  JEPS32569  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1936-5-27 Los Angeles 2 mi off Soledad Canyon (Indian Canyon Camp); San Gabriel Mts. 914 Comment
  RSA579460  Rhamnus tomentella subsp. cuspidata Tim S. Ross, S. D. Boyd 1994-9-21 8292 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
  UC440435  Rhus H. Anderson, Carl Epling 1930-5-30 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  SFV2139  Rhus aromatica O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On east side of slope along Topanga Canyon Blvd, about 7 miles south of Ventura Blvd. 457 Comment
  CAS-BOT-BC167911  Rhus integrifolia John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  CAS-BOT-BC170433  Rhus integrifolia V. Bailey 1907-10-7 s.n. Los Angeles San Pedro Comment
  RSA590486  Rhus integrifolia T. S. Ross, Walter Appleby 1993-5-20 7202 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  SBBG37655  Rhus integrifolia K. K. Muller 1953-5-2 591 Los Angeles Swain Cyn above Camp Orizaba Comment
Read comments
Oct 12 2010
  UCR209891  Rhus integrifolia R. G. Swinney 1969-4-2 327 Los Angeles Western Transverse Range; Santa Monica Mtns., about 1 mi north of Encinal Beach on Lechuza Rd 152 Comment
  RSA0056314  Rhus laurina Harold L. Pirie 1963-7-4 s.n. Los Angeles Santa Monica Mountains. Along Stunt Road just off Mulholland Highway. 289 Comment
  IRVC28603  Rhus ovata A. C. Sanders, Mark Elvin 2002-6-20 25210 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  LA94286  Rhus ovata Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA670156  Rhus ovata Joseph M. Keefe 2001-3-19 31161 -a Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SFV16170  Rhus ovata P. A. Krueger 1994-5-14 22 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  POM99  Ribes amarum C. F. Baker 1903-2-27 6327 Los Angeles San Antonia Canyon, Claremont. Comment
  UCR205684  Ribes aureum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36919 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  LA205466  Ribes aureum var. gracillimum J. Sauer; T. Brothers 1979-5-6 6069 Los Angeles Soledad Canyon, near Ravenna Comment
  RSA639739  Ribes aureum var. gracillimum Louis C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 427 Comment
  SBBG70985  Ribes aureum var. gracillimum M. N. Ackley -Jan-1926 994 Los Angeles Verdugo Rd, Glendale 213 Comment
  SEINET12219962  Ribes aureum var. gracillimum L. S. Rose 1934-1 34519 Los Angeles Monrovia Comment
  RSA635052  Ribes californicum var. hesperium Valerie L. Soza, Laura Moore 1999-6-30 575 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 854 Comment
  SDSU5993  Ribes divaricatum var. parishii Gerald Collier 1951-5-12 M 224 Los Angeles Rio Hondo River bottom, 100 yards south of Pacific Electric Railroad tracks 1 mile west of El Monte. Comment
  CAS-BOT-BC173093  Ribes indecorum Marcus E. Jones 1926-2-20 s.n. Los Angeles Claremont Comment
  LA50727  Ribes indecorum Carl Epling; 1936-10-15 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  LA50760  Ribes indecorum Henry J. Thompson; 1959-5-31 2056 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  LA26151  Ribes speciosum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA713812  Ribes speciosum Valerie L. Soza, Miriam Sidibeh 2003-3-26 1621 Los Angeles Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  UC11653  Ribes speciosum J. H. Barber 1897-1-11 17 Los Angeles Sullivan's Canyon Comment
  RSA454976  Ribes viburnifolium Reid V. Moran 1941-2-25 615 Los Angeles Santa Catalina Island, Johnson s Valley 250 Comment
  SD114013  Ribes viburnifolium Darley F. Howe 1968-2-25 4488 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  SEINET3151848  Ribes viburnifolium G. B. Grant, W. Wheeler 1904-4-21 1130 -5053 Los Angeles collected on Santa Catalina Island, Pacific Ocean, off southern CA Comment
  RSA599734  Ricinus communis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  LA201518  Robinia pseudoacacia Arthur C. Gibson; 2003-4-9 4873 Los Angeles Santa Monica Mountains, Mulholland Hwy, E of Las Virgenes Road, just E of Soka University Comment
  RSA0080748  Romneya coulteri R. G. Swinney 2010-6-23 13369 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  CAS-BOT-BC147482  Rosa californica June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island, Middle Ranch Comment
  LA52070  Rosa californica W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD253542  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UCR256140  Rubus leucodermis R. G. Swinney 2010-10-13 14030 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  POM366434  Rubus ursinus L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA584956  Rubus ursinus Tim S. Ross, Steve D. Boyd 1990-6-1 2775 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA648050  Rubus ursinus Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SEINET13203289 Image available Rubus ursinus R. G. Swinney 2011-1 14171 Los Angeles San Gabriel Mts.: Glendora foothills, Mull Canyon below debris basin, along Mull Cyn. Road (Glendora 7.5' Q.) (T1N R9W S28) 329 Comment
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Oct 19 2018
  RSA198817  Rumex conglomeratus Robert F. Thorne, D. Propst 1968-5-27 37633 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA466054  Rumex conglomeratus F. R. Fosberg 1930-7-3 S 3085 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SBBG127527  Rumex conglomeratus M. L. Hoefs, S. A. Junak, M. Gay 1997-6-6 2788 Los Angeles upper Buffalo Springs reservoir 435 Comment
  RSA507533  Rumex conglomeratus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  UC465807  Rumex crispus J. Burtt Davy May 9 1896-May 24 1896 2279 Los Angeles Antelope Valley Comment
  LA33970  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-6-4 14339 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  RSA595691  Rumex hymenosepalus Louis C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 793 Comment
  CATA1143  Rumex salicifolius Mark L. Hoefs 1995-5-23 2134 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  LA201744  Rumex salicifolius Arthur C. Gibson; 2001-5-19 4805 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCR246413  Rumex salicifolius Dan S. Cooper 2011-7-22 711- 86 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., just north of Hollywood Reservoir, adjacent to 'Toyon Tanks' water treatment facility, off Lake Hollywood Drive 243 Comment
  CAS-BOT-BC433920  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA0013472  Rumex salicifolius var. salicifolius Orlando Mistretta, Youssef Atallah 2011-8-16 6044 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  UC814315  Ruppia maritima F. R. Fosberg 1931-5-4 S 4754 Los Angeles Middle Ranch Canyon Santa Catalina Island (2nd bridge below Eagle's Nest) 140 Comment
  SFV3201  Salazaria mexicana K. A. Wilson 1961-4-29 1169 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  RSA595512  Salix exigua Louis C. Wheeler 1969-4-19 s.n. Los Angeles Liebre Mountains region. Una Lake, San Andreas Rift Zone. 854 Comment
  LA208647  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-1-28 7639 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  UCR258960  Salix exigua var. hindsiana R. G. Swinney 2010-2-27 11753 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  SEINET13387018 Image available Salix gooddingii R. G. Swinney 2011-1 14070 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wison 7.5' Q.) (T1N R11W S15) 232 Comment
  UCR126343  Salix gooddingii A. C. Sanders 2003-3-14 25749 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  LA105373  Salix laevigata Barry A. Prigge; 1989-4-23 8475 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air miles NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  UCR187120  Salix laevigata A. C. Sanders 2006-4-10 31984 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR273941  Salix laevigata Mitch Provance 2009-6-24 10971 Los Angeles Tehachapi Mountains Foothills, Tejon Ranch, 3 miles NNE of Quail Lake, 0.3 miles NE of the Oso Pumping Plant, W side of the Tehachapi Afterbay 954 Comment
  POM307815  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1938-2-13 2745 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA133775  Salix lasiolepis Peter H. Raven 1959-2-15 13793 Los Angeles Franklin Canyon 2.3 miles south of Mulholland Drive. 290 Comment
  SBBG44668  Salix lasiolepis W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.66 mi from sea Comment
  UC492358  Salix lasiolepis F. R. Fosberg 1931-1-26 7173 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UC492421  Salix lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR220180  Salix lasiolepis R. G. Swinney, Jane Strong 2009-4-7 10307 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  UCR271726  Salix lasiolepis R. G. Swinney 2011-3-26 14212 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA92640A  Salix lasiolepis F. W. Peirson 1919-3-30 720 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SD252321  Salsola Steven A. Junak 1999-9-9 Sca 1077 Los Angeles Santa Catalina Island: Top of Black Jack Peak, at microwave installation. 609 Comment
  LA30493  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 52 Los Angeles Comment
  RSA777626  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-20 5154 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG64374  Saltugilia splendens subsp. grantii E. Crow 1930-6-29 Los Angeles trail near Crystal Lake Comment
  RSA756963  Saltugilia splendens subsp. splendens Orlando Mistretta, Christine Mistretta 2008-4-14 2448 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA401633B  Salvia apiana William Emboden 1970-6-12 25 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA411300  Salvia apiana Robin S. Collins 1973-5-28 315 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  RSA411311  Salvia apiana N. C. Cooper 1949-6-29 4371 Los Angeles San Gabriel Canyon. 457 Comment
  RSA442846  Salvia apiana William Emboden 1969-5-28 36 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA547789  Salvia apiana Tim S. Ross, Peter Fritsch 1990-6-20 3590 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA651277  Salvia apiana Edward Kai 1970-3-19 s.n. Los Angeles Diamond Bar. 1/2 W. of Golden Springs Dr. below 2000 ft. 610 Comment
  UC57016  Salvia carduacea Ernest Braunton 1902-4-29 200 Los Angeles North Pomona Comment
  RSA401468  Salvia columbariae F. R. Fosberg 1931-4-23 S 4699 Los Angeles Santa Catalina Island: Cape Canyon 260 Comment
  RSA591924  Salvia columbariae Louis C. Wheeler 1967-5-8 9323 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA657355  Salvia columbariae C. Schapiro 1979-4-10 8 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  UCSB46628  Salvia columbariae Welton, Patti 1983-3-28 Los Angeles On northeast side of Mulholland Hwy; 1 mile north of Cold Canyon Road; Santa Monica Mtns 518 Comment
  UCR116295  Salvia dorrii B. G. Pitzer 1998-5-12 3713 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 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
  SD74672  Salvia leucophylla Helen v. Witham 1969-9-25 478 Los Angeles Mulholland Highway, 1.0 mile north of Pacific Highway. 120 Comment
  OBI70597  Salvia mellifera Steve Boyd, Lauren Raz 1997-3-31 9440 Los Angeles Liebre Mts region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre Mtn 1158 Comment
  PASA487  Salvia mellifera Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA724463  Salvia mellifera K. Dobry 1991-3-15 417 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UC519730  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7463 Los Angeles w rim Verdugo Canyon Comment
  SEINET12344299  Salvia mellifera Unknown 1983-7-20 15800 Los Angeles Mt. Baldy Road, near flood control dam at base of canyon Comment
  POM308139  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 2936 Los Angeles Altadena, N. Craig Ave. Comment
  RSA477545  Sambucus mexicana F. R. Fosberg 1931-5-5 S- 4769 Los Angeles Santa Catalina Island: Bullrush Canyon. Comment
  UC1125369  Sambucus mexicana R. St. John 1930-2-15 96 Los Angeles Pico Canyon Santa Susana Quadrangle 533 Comment
  UCR107790  Sambucus mexicana Erin Hewgley, J. Gural 1997-4-27 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  SD107921  Sambucus nigra subsp. caerulea Larry DeBuhr 1977-4-16 2580 Los Angeles Santa Catalina Island, Cottonwood Canyon, southeast of Ranch Comment
  UCR270895  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-26 14873 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
  LA94336  Sambucus nigra subsp. canadensis M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG17871  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles summit of Thirst 579 Comment
  UCR282149  Sanicula arguta R. G. Swinney 2014-5-15 16543 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA749796  Sanicula crassicaulis R. G. Swinney 2005-4-23 8224 Los Angeles Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 556 Comment
  RSA233364  Sanicula crassicaulis Arthur C. Gibson, Linda C. Gibson 1972-3-18 2796 Los Angeles Fish Canyon, San Gabriel Mountains. 396 Comment
  LA33038  Sanicula tuberosa Carl Epling; March 1925 6466 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR202522  Sarcodes sanguinea R. G. Swinney 2001-8-9 8010 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  UC450876  Sarcostemma cynanchoides subsp. hartwegii Fay A. MacFadden 1931-3-29 18 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon 335 Comment
  LA50745  Saxifraga californica O. A. Plunkett; 1936-3-14 sn Los Angeles Boy Scout Camp, Topanga Canyon Comment
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Jul 30 2015
  UCR255473  Schinus molle Dan S. Cooper 2014-6-26 614- 29 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, north end of Fern Dell picnic area near Western Canyon Rd. 205 Comment
  RSA579239  Schinus terebinthifolius T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7410 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  SEINET5322421  Schismus arabicus M. Mooney 1982-4-3 411 Los Angeles Mint Canyon off HWY 14 Comment
  RSA0081320  Schismus barbatus R. G. Swinney 2010-3-16 11920 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA366048  Schoenoplectus americanus Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. 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
  LA104168  Scirpus microcarpus David Hollombe; 1985-9-3 sn Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, short distance below falls. Comment
  RSA730703  Scirpus microcarpus R. G. Swinney 1997-5-31 5535 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  RSA0050044  Scirpus microcarpus Wendy Boes, Andrew Wheeler 2009-7-13 2009 -043 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  POM157994  Scrophularia villosa M. B. Dunkle 1928-3-17 1736 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  RSA427200  Scrophularia villosa Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island. Comment
  RSA729564  Scutellaria siphocampyloides R. G. Swinney 1999-6-30 7493 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  SFV8254  Scutellaria siphocampyloides T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1611 Los Angeles San Gabriel Mountains Chilao Flat. 1585 Comment
  UCSB9256  Scutellaria tuberosa Foster, R. 1937-4-3 Los Angeles Foothills of San Gabriel Mts; about 1/4 mile east of Palmer Canon; north of Claremont Comment
  RSA0081654  Sedum spathulifolium L. C. Wheeler 1932-7-2 908 Los Angeles San Dimas Canyon - Brown Flat trail 1 mi. from Flat. San Gabriel Mts. 1219 Comment
  RSA0081655  Sedum spathulifolium Joseph A. Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  CAS-BOT-BC62035  Selaginella bigelovii Grant 1903-3-16 5338 Los Angeles Sawpit Canyon, Mourovia Comment
  RSA94709  Senecio astephanus F. W. Peirson 1919-7-3 8568 Los Angeles Lukens Peak Trail 762 Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  CDA12156  Senecio flaccidus var. douglasii A. Overturf 1989-12-28 7305 Los Angeles Angeles National Forest; Mt. Wilson. Comment
  UC1584046  Senecio flaccidus var. douglasii Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4020 Los Angeles ne of Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest Comment
  UC1586207  Senecio flaccidus var. douglasii Tim Ross 1991-8-16 5800 Los Angeles n Pasadena (Woodwardia Canyon); Condor Peak Quad., San Gabriel Mountains, Woodwardia Canyon 818 Comment
  UCR191187  Senecio flaccidus var. douglasii R. G. Swinney 1999-7-28 7586 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  UCR207799  Senecio flaccidus var. douglasii O. F. Clarke 2004-5-24 s.n. Los Angeles San Gabriel Mtns. Foothills, Lake Ave., Pasadena 553 Comment
  UCR273277  Senecio flaccidus var. douglasii R. G. Swinney 2011-10-25 15857 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  CATA3282  Senecio lyonii Julie L. King 2017-3-1 60 Los Angeles Santa Catalina Island: Isthmus Rd. above Two Harbors campground 94 Comment
  SD28082  Senecio lyonii Carl B. Wolf 1932-5-14 1498 Los Angeles Santa Catalina Island, between Avalon and Pebbly Beach 29 Comment
  RSA682080  Senecio mikanioides Scott D. White 2003-1-7 8796 Los Angeles Cismontane Interior Valley: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. 332 Comment
  RSA171021  Senecio vulgaris R. F. Thorne, James Henrickson 1963-5-5 32277 Los Angeles Near Mouth of Cobal Canyon. Foothill of San Gabriel Mts. ca. 4 mi. N of Claremont. 518 Comment
  SFV21765  Senecio vulgaris L. Gross 2001-3-31 366 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On west-facing slope on old road above Sunset Canyon. 396 Comment
  UCR256134  Senecio vulgaris R. G. Swinney 2010-4-20 12303 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
  CAS-BOT-BC364567  Senecio vulgaris Louis C. Wheeler 1932-3-19 523 Los Angeles San Gabriel 106 Comment
  UC1870230  Senna artemisioides LeRoy Gross 2002-2-2 469 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on 625 Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  CAS-BOT-BC434371  Sidotheca trilobata Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains Region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1456 Comment
  RSA477832  Silene antirrhina F. R. Fosberg 1931-3-26 S- 4381 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  RSA151107  Silene antirrhina P. H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  UC166886  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena Pasadena (southern California) Comment
  UCR106298  Silene gallica B. G. Pitzer 1996-5-5 2846 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR131388  Silene gallica Alison Lipman 1998-5-4 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  PASA1299  Silene gallica Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA650325  Silene gallica Jim Kishi 1948-2-11 s.n. Los Angeles Foot of mountains west of Dalton Canyon. [ Little or Big Dalton Canyon ?, N of Glendora]. Comment
  CAS-BOT-BC174901  Silene laciniata E. K. Balls; P. C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon, Santa Monica Mts. 152 Comment
  CAS-BOT-BC174910  Silene laciniata John H. Thomas 1956-11-8 6473 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  PASA1300  Silene laciniata J. E. Giguette May '26 Los Angeles Flintridge Comment
  SEINET11944391  Silene laciniata J. F. Brigh, Wywman, C. 1933-1 8349 Los Angeles Boquet Canyon Comment
  RSA439080  Silene multinervia Anstruther Davidson 1620 Los Angeles Santa Monica. Comment
  POM424  Silene parishii I. M. Johnston 1917-8-21 1670 Los Angeles Pine Mountain 2346 Comment
  UCR206258  Silene verecunda R. G. Swinney 2008-6-10 8992 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA230691  Silene verecunda subsp. platyota R. F. Thorne, M. Z. Thorne 1969-7-9 38528 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  RSA438867  Silene verecunda subsp. platyota Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 970 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo 1768 Comment
  SD111580  Silene verecunda subsp. platyota Wayne P. Armstrong 1982-7-24 Los Angeles Near summit of Pine Mountain; San Gabriel Mountains. 2740 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  RSA652800  Silybum marianum Jim Reutzel 1994-5-29 145 Los Angeles Open areas north of the Cal Poly letters on more or less flat ground. Off road above Forest Lawn, Covina. Hills behind Cal Poly Pomona University. Comment
  RSA656973  Silybum marianum Patricia Kouo 1994-5-13 945129 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd., at the most south lake. Comment
  CAS-BOT-BC75084  Sisymbrium altissimum Carl B. Wolf 1936-5-27 7834 Los Angeles San Gabriel Mountains. Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  RSA659871  Sisymbrium altissimum Orlando Mistretta 1992-8-20 765 Los Angeles San Gabriel Mts region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  SBBG51622  Sisymbrium altissimum R. Gustafson, C. Davidson 1977-4-20 12 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  RSA65824  Sisymbrium officinale F. W. Peirson 1920-4-25 2109 Los Angeles Arroyo Seco, west of Pasadena 411 Comment
  UCD115745  Sisymbrium officinale Robert F. Thorne; D. Propst 1968-5-28 37664 Los Angeles Santa Catalina Island, in central part of Bulrush Canyon. 243 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
  SBBG59349  Sisymbrium orientale S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 445 Los Angeles just inland from beach at White's Landing 3 Comment
  UCR184355  Sisymbrium orientale A. C. Sanders 2007-4-19 33465 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0096627  Sisyrinchium bellum R. G. Swinney 2011-3-18 14143 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA366925  Sisyrinchium bellum C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR124445  Sisyrinchium bellum I. W. Clokey, B. C. Templeton 1929-1 4542 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCD138880  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains, Placerita Canyon , 0.25 mile east of highway. 457 Comment
  UCR154191  Solanum americanum A. C. Sanders, T. B. Salvato 2005-5-24 30243 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCSB17929  Solanum americanum Van Scoyoc, Dave 1963-5-18 Los Angeles old Sepulveda Blvd., 0.5 miles W of Hawthorne Blvd., Torrance, California 91 Comment
  LA26160  Solanum douglasii Judith Webb; 1955-4-2 sn Los Angeles SANTA MONICA MOUNTAINS, fireroad below Mount Saint Mary's College. Comment
  RSA427305  Solanum elaeagnifolium F. H. Elmore 1909-01 2348 Los Angeles Pass Rd., Hollywood. Comment
  SEINET7262340 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  UCR131607  Solanum nigrum L. C. Wheeler 1932-10-29 1439 Los Angeles Southern Coast, Atlantic Ave. c. 8 miles north of Anaheim Ave., Long Beach 46 Comment
  CAS-BOT-BC156780  Solanum umbelliferum A. Eastwood 1928-6-15 15390 Los Angeles Claremont Comment
  POM175471  Solanum umbelliferum F. W. Peirson 1919-6-15 1082 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA0105750  Solanum umbelliferum R. G. Swinney 2011-7-7 15446 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA0114811  Solanum umbelliferum R. G. Swinney 2011-5-6 14621 Los Angeles San Gabriel Mountains; north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA482003  Solanum umbelliferum Richard Noyes 1988-5-12 564 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA702908  Solanum umbelliferum Scott D. White, Pam De Vries 2004-5-18 10410 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
  UC1211037  Solanum wallacei Huron H. Smith 1912-5-31 5045 Los Angeles Santa Catalina Island, Pebble Beach Road Santa Catalina Island; , Pebble Beach Road 7 Comment
  UCR114177  Solanum xanti A. C. Sanders, D. Malueg 1998-6-24 22084 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR200116  Solanum xanti Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 765 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  UCR4099  Solanum xanti Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon about 4 mi up from Ventura Blvd. [near Glenview] Right side and down hill, 25 yards from the road at the county road marker A832W1 396 Comment
  RSA0036982  Solidago californica R. G. Swinney 2010-5-29 13405 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0077387  Solidago californica Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UC1070263  Solidago velutina subsp. californica Jerome S. Horton 1935-9-20 244 Los Angeles Big Dalton Canyon Dam Pomona Quad., Big Dalton Canyon Dam Comment
  RSA0085549  Sonchus oleraceus R. G. Swinney 2010-4-21 12326 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  UCR227644  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Channel Islands, Santa Catalina Island, upper end of Gallagher Canyon 412 Comment
  SDSU541  Sonchus oleraceus R. M. Beauchamp 1967-3-18 271 Los Angeles San Clemente Island. Comment
  UC447141  Sorghum halepense J. Ewan 1931-5-11 4185 Los Angeles vacant lots at Bonnie Brae & Beverly Los Angeles Comment
  RSA85193  Sparganium erectum subsp. stoloniferum F. W. Peirson 1919-07 1534 Los Angeles Ballona Marsh. Comment
  RSA65491  Spergula arvensis F. W. Peirson 1869 Los Angeles Devil's Gate, Arroyo Seco Comment
  RSA0097907  Spergularia bocconi Valerie L. Soza, Steve Boyd 2000-4-26 790 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SBBG131930  Spergularia bocconi S. A. Junak 2000-5-19 SCa 1326 Los Angeles W side of first ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor 286 Comment
  UCR217428  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  LA30871  Stachys albens Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 152 Los Angeles 9 Comment
  HSC24822  Stanleya pinnata James Henrickson 1971-5-2 5542 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  UCD99438  Stellaria media Robert F. Thorne; J. Henrickson 1963-5-5 32288 Los Angeles near mouth of Cobal Canyon, foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA0093399  Stephanomeria Mitch Provance, Scott Duff 2015-9-11 1115 -08 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W. 790 Comment
  UCR273797  Stephanomeria Mitch Provance, Eric Serio 2016-8-4 816- 01 Los Angeles Transverse Mountain Ranges, Canada de Los Alamos, E side of Pyramid Lake, 0.6 mi NW of Hwy. 5 and Vista Del Lago Rd. 899 Comment
  LA82339  Stephanomeria cichoriacea David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Malibu Canyon, ca 0.5 mi S of tunnel 152 Comment
  JEPS36710  Stephanomeria parryi Samuel B. Parish June 1888 1910 Los Angeles Rock Creek Mojave Desert Comment
  RSA179932  Stephanomeria pauciflora E. C. Twisselmann 1965-7-23 11073 Los Angeles North side of Antelope Valley 1204 Comment
  POM246619  Stephanomeria virgata F. R. Fosberg 1931-6-13 S 5393 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA474242  Stephanomeria virgata Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  RSA774089  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Pacifico Mountain summit 2134 Comment
  UCSB9881  Stephanomeria virgata Wedberg, H. 1958-7-19 Los Angeles On Point Dume Comment
  RSA474249  Stephanomeria virgata B. C. Templeton 1934-10-13 4809 Los Angeles Los Angeles River Comment
  RSA0091533  Stipa coronata R. G. Swinney 2011-6-14 15130 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CATA816  Stipa miliacea var. miliacea Mark L. Hoefs 1991-6-17 1392 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA0098772  Stipa occidentalis R. G. Swinney 2011-7-8 15488 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR193677  Stipa speciosa R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  RSA66309  Stylomecon heterophylla F. W. Peirson 1923-4-9 3445 Los Angeles San Clemente Island: 5 miles SE of Wilson's Cove Comment
  RSA70017  Suaeda calceoliformis F. W. Peirson 1918-08 1828 Los Angeles Long Beach Comment
  CAS-BOT-BC110426  Suaeda taxifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island. Comment
  LA204736  Suaeda taxifolia J. D. Sauer; 1971-8-15 4988 Los Angeles San Clemente Island, Wilson's Cove, near buildings Comment
  RSA712905  Suaeda taxifolia A. C. Sanders, Lee Jones 2005-4-8 29326 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG20562  Suaeda taxifolia E. R. Blakley 1963-12-8 6404 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 7 Comment
  UC1234620  Suaeda taxifolia Peter H. Raven 1962-7-12 18040 Los Angeles just w North Head (San Clemente Island); San Clemente Island 6 Comment
  SFV16959  Swertia neglecta J. N. Hogue, P. Wilson, et al. 1997-6-27 87 .2 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  JEPS12671  Symphoricarpos rotundifolius var. parishii Frank W. Peirson 1921-6-17 2439 Los Angeles n of Waterman; San Gabriel Mountains 1859 Comment
  UC303521  Symphyotrichum greatae I. M. Johnston 1917-10-27 1761 Los Angeles Evey Canyon San Antonio Mountains 975 Comment
  CAS-BOT-BC520409  Symphyotrichum subulatum Dan S. Cooper 2012-9-26 912 -57 Los Angeles Los Angeles Basin: Culver City, Baldwin HIlls Scenic Overlook 128 Comment
  UCR182204  Syntrichopappus fremontii R. G. Swinney 1998-4-14 6004 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
  UCR192164  Syntrichopappus fremontii A. C. Sanders 2008-4-18 34967 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  RSA586026  Syntrichopappus fremontii Orlando Mistretta 1995-3-17 1554 Los Angeles Slopes northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA252900  Syntrichopappus lemmonii R. F. Thorne 1973-5-11 43559 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
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May 19 2012
  UCSB4138  Tamarix gallica Wedberg, H. 1958-4-14 Los Angeles U.C.L.A. campus