Search Results — 2000 specimen records retrieved (1586 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM735  Abronia maritima M. Hitchcock 1918-7-3 8 Los Angeles near mouth of Topanga Canyon Comment
  CAS-BOT-BC383913  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  UCR193450  Abronia pogonantha R. G. Swinney 1999-6-5 7263 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR209125  Abronia pogonantha R. G. Swinney 2008-6-18 9079 Los Angeles San Gabriel Mountains, Juniper Hills, Devil's Punchbowl Co. Park, 0.1 mi. SW of nature center 1476 Comment
  RSA0025889  Abronia umbellata Peter H. Raven 1962-4-11 17297 Los Angeles San Clemente Island, sandy beach behind Northwest Harbor. 6 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  SDSU21063  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
  SFV21413  Acer macrophyllum L. Gross, N. Fraga, S. Williams 2002-7-17 566 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Side canyon off of La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 488 Comment
  UC1870246  Acer macrophyllum LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 566 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road, (Santa Monica Mountains Conservancy land) side canyon off of La Tuna Canyon 488 Comment
  RSA0056532  Acer macrophyllum Orlando Mistretta 1992-5-16 13 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains region. Comment
  RSA642511  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Old meander of San Jose Creek. 46m east of Valley Blvd. and 1km north of Grand Ave. 30m west of the existing San Jose Creek flood control channel. 58 Comment
  UCR247459  Acer negundo subsp. californicum Dan S. Cooper 2013-8-8 813- 47 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  SD197640  Acer negundo var. californicum A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, est side of San Gabriel Boulevard, southeast of Darlington Street intersection. 60 Comment
  UCR210119  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0087105  Achillea millefolium Steven A. Junak 2001-5-4 SCa- 1496 Los Angeles Santa Catalina Island. E of Parson's Landing. 121 Comment
  RSA660038  Achillea millefolium Mary De Arche 1981-5-8 81 -81 Los Angeles 3.5 mi E on East Fork Road. 793 Comment
  UC284788  Achillea millefolium P. A. Munz 1923-4-9 6647 Los Angeles stony slope on east coast San Clemente Island Comment
  RSA545212  Achillea millefolium var. californica T. S. Ross 1992-4-14 6188 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  CAS-BOT-BC211914  Achnatherum coronatum Tim Ross; Orlando Mistretta 1993-5-26 7300 Los Angeles Southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle, drainint to Wilson Canyno and Sylmar, W end of the San Gabriel Mtns. 993 Comment
  CAS-BOT-BC260446  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  POM180588  Achnatherum parishii Le Roy Abrams, E. A. McGregor 1908-7-3 623 Los Angeles North Baldy Mt 2438 Comment
  SBBG57064  Achnatherum speciosum R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA717212  Achyrachaena mollis Scott D. White, Pam DeVries 2006-5-10 11427 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  LA201723  Acmispon americanus var. americanus Arthur C. Gibson; 2001-5-18 4816 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, Near Mullholand and Malibu Comment
  SDSU4280  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-1-29 162 Los Angeles East side of Pyramid Cove below Marine outpost. Comment
  CHSC24449  Acmispon glaber var. brevialatus G. R. Pintler 1976-4-16 18 Los Angeles Ca. 15 m se of junc of Mt Baldy Rd, and Padua Rd, ca. 1 mi sw of San Antonio Dam. 499 Comment
  UCR271597  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-19 14761 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
Read comments Aug 31 2017
  SBBG95249  Acmispon micranthus M. B. Dunkle 1928-4-10 1841 Los Angeles above Parson's Landing Comment
Read comments Mar 14 2012
  SBBG91838  Acmispon strigosus S. A. Junak 1978-4-15 SCa 22 Los Angeles N side of Cherry Valley, on slopes above Boy Scout Camp 30 Comment
  CDA19945  Acroptilon repens J. Santos 2002-7-1 PDR 053580 Los Angeles Southern California; Sierra Hwy & Ave E. 0 Comment
  RSA774601  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR191665  Adenostoma fasciculatum Alex R. Van Dam 2004-4-25 042 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  POM90018  Adenostoma fasciculatum Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA390563  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1960-5-14 8446 Los Angeles Mint Canyon near Solemint. Comment
Read comments Jul 14 2011
  SEINET10931761  Adenostoma sparsifolium Walter H. Lewis Lewis 15648 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  RSA687697  Adiantum capillus-veneris M. B. Dunkle 1928-10-7 1987 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  UCR217426  Adiantum capillus-veneris R. G. Swinney 2009-2-26 10036 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  IRVC14115  Adiantum jordanii B. T. Gittins 1968-2-25 4271 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  LA4001  Adiantum jordanii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  LA94092  Adiantum jordanii Lawrence L. Kiefer; 1966-4-30 1953 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  RSA574303  Adiantum jordanii R. G. Swinney 1994-5-7 2833 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA687715  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Santa Catalina Island, Hamilton Canyon. 30 Comment
  UC811113  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Hamilton Canyon; Santa Catalina Isl 30 Comment
  UCR137598  Adiantum jordanii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR88665  Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA599888  Adiantum jordanii Steve Boyd, Lauren Raz 1997-5-6 9734 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 914 Comment
  SEINET8081887 Image available Agapanthus africanus E. Sundell 1974-7-13 564 a Los Angeles West Covina, Holiday Inn Comment
  RSA602765  Ageratina adenophora Louis C. Wheeler 1972-12-24 12800 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  UC75801  Agoseris retrorsa Geo. B. Grant 1890-1 28 Los Angeles Pasadena Comment
  UC574011  Agrostis alba H. S. Yates 1936-8-28 6366 Los Angeles Big Pine Park San Antonio Quad., Big Pine Park Comment
  RSA607826  Agrostis exarata L. C. Wheeler 1947-6-8 6515 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  CAS-BOT-BC47983  Ailanthus altissima Tim Ross; Steve Boyd 1990-5-29 2697 Los Angeles San Gabriel Mtns: Big Rock Creek. Empted, gutted cabin on E side of riparian strip, 1235 Comment
  CLARK-A1528-4082  Ailanthus altissima Alfred R. Roos 1949-7-21 Los Angeles Los Angeles Comment
  RSA258428  Aira caryophyllea C. W. Tilforth 1972-4-17 494 Los Angeles Found only in neglected pots in Screen House. [no precise locality indicated, but label header reads 'Weeds of Rancho Santa Ana Botanic Garden.' Probably collected from greenhouse at RSABG] Comment
  RSA630743  Allium burlewii LeRoy Gross 1999-6-12 163 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  RSA587747  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA727538  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-5-16 6084 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  POM96042  Allium fimbriatum var. fimbriatum F. W. Peirson 1926-4-26 6661 Los Angeles 5 miles west of Rock Creek, Mohave Desert. Comment
  SDSU11551  Allium fimbriatum var. mohavense D. F Howe 1947-5-5 1531 Los Angeles North side of San Gabriel Mts., LA. Comment
  LA21449  Allium haematochiton W. O. Griesel; 1936-5-9 21449 Los Angeles Santa Monica Mountains, Mulholland Hwy between Latigo and Decker roads 579 Comment
  UCR124247  Allium haematochiton L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns, Divide between W fork Ebey and Little Tujunga Canyons 610 Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 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
  UCR276744  Allophyllum divaricatum R. G. Swinney 2010-8-11 13498 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA733036  Allophyllum gilioides subsp. violaceum R. G. Swinney 1998-7-8 6328 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  CHSC109278  Allophyllum glutinosum Scott D. White; Michael Honer 2003-6-23 9579 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Alt.: 351-381 m. 366 Comment
  RSA127998  Alnus rhombifolia H. J. Thompson 1959-2-20 1837 Los Angeles Santa Monica Mountains: East facing rocky bank along stream, 0.5 mile above ocean, La Tuna Canyon 76 Comment
  RSA773853  Alnus rhombifolia R. G. Swinney 2009-8-19 11451 Los Angeles Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  UCR157692  Alnus rhombifolia Scott D. White 1994-7-18 2264 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  CDA35672  Amaranthus albus Michael O Brien 2011-10-2 s.n. Los Angeles Malibu; El Pescador State Beach. 0 Comment
  RSA606029  Amaranthus retroflexus L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  UC729789  Amblyopappus pusillus Carl B. Wolf 1932-5-11 3569 Los Angeles w side of (at point) Fourth O'July Cove; Santa Catalina Island 30 Comment
  RSA251394  Amblyopappus pusillus R. F. Thorne 1966-4-16 36035 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  UCR210483  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCSB51542  Ambrosia acanthicarpa Hodgson, John 1928-10-4 Los Angeles Cr. bottom at upper gato, Bailey Place, Peace Valley 975 Comment
  JEPS41042  Ambrosia acanthicarpa Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Rico Comment
  RSA585027  Ambrosia acanthicarpa Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UC34490  Ambrosia acanthicarpa Prof. Brewer Dec 1-5, 1860 22 Los Angeles sandy flats near town Los Angeles Comment
  JEPS19922  Ambrosia chamissonis Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  UCSB31574  Ambrosia chamissonis McHargue, Lawrence 1962-5-26 Los Angeles Zuma Beach 2 Comment
  RSA151074  Ambrosia confertiflora Peter H. Raven 1961-10-13 16844 Los Angeles Along U.S. Highway 66, Arcadia. 198 Comment
  SBBG61678  Ambrosia dumosa J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  CAS-BOT-BC222260  Amsinckia Alice Eastwood 1939-4-16 18912 Los Angeles Santa Ana Botanic Garden Comment
  RSA0079965  Amsinckia intermedia L. R. Abrams 1901-4-1 1233 Los Angeles Ballona Harbor. Comment
  SD185164  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 456 Comment
  UCR125413  Amsinckia intermedia A. C. Sanders, Mark Elvin 2003-3-5 25735 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UC78286 Image available Amsinckia microsperma T. S. Brandegee 1889-5-1 Los Angeles Santa Catalina Island Comment
  CHSC14155  Amsinckia tessellata L. M. Mayer; I. J. Mayer 1974-4-10 153 Los Angeles On Bouquet Canyon ca. 1/4 mi e of Vasquez Canyon Rd. Comment
  UC597674  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  RSA503834  Anemopsis californica George B. Grant 1904-04 43 Los Angeles Redondo. Comment
  UCD97909  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  RSA507532  Anthriscus caucalis L. C. Wheeler 1967-5-13 9517 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. 259 Comment
  POM6272  Antirrhinum coulterianum A. Lucille Reed 1908-5-2 5 Los Angeles Claremont. 100 Comment
  RSA165715  Antirrhinum coulterianum Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  RSA587971  Antirrhinum coulterianum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4006 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA683180  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1101 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  CATA3399  Antirrhinum kelloggii Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 089 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA191024  Antirrhinum kelloggii Robert F. Thorne, James Henrickson 1963-5-5 32308 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA0098608  Antirrhinum multiflorum R. G. Swinney 2011-6-14 15122 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA80433  Antirrhinum multiflorum F. W. Peirson 1951-1 190 Los Angeles Summit of Mt. Lowe Comment
  UC1063069  Antirrhinum multiflorum Jerome S. Horton 1935-6-4 169 Los Angeles Little Dalton Canyon Pomona Quad. (Glendora Motorway) 609 Comment
  RSA536044  Antirrhinum nuttallianum subsp. subsessile Tim S. Ross 1991-5-21 5418 Los Angeles San Clemente Island: Ridgetop at the 'armpit' jct of the upper two forks of Box Canyon. 470 Comment
  SBBG131565  Aphanes occidentalis S. A. Junak 2000-4-15 SCa 1200 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  RSA3572  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  CHSC95444  Apocynum cannabinum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Vergen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UC1302312  Aptenia cordifolia Robert F. Thorne and P. C. Everett 1964-2-7 33454 Los Angeles at lower end of Pebbly Beach Canyon (at base of building, e end of Santa Catalina Island); Santa Catalina Island, Pebbly Beach Canyon 76 Comment
  CAS-BOT-BC392024  Aquilegia eximia Le Roy Abrams; E. A. McGregor 1908-7-2 555 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains Comment
  RSA66505  Arabis glabra F. W. Peirson 1903-3-10 658 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  POM264789  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antolope Valley near Neenach,, 13.5 miles west of Lancaster. 915 Comment
  RSA628870  Arabis pulchra var. gracilis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  RSA0020294  Arabis sparsiflora Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5121 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  LA200296  Arabis sparsiflora var. californica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR209140  Arceuthobium campylopodum R. G. Swinney 2008-6-17 9049 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA0073275  Arceuthobium campylopodum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles Natl. Forest. Comment
  CAS-BOT-BC102201  Arctium lappa Alice Eastwood 1915-8-25 4209 Los Angeles Duarte Comment
  CAS-BOT-BC23856  Arctostaphylos catalinae Robert F. Thorne; P. C. Everett 1965-5-12 34599 Los Angeles Santa Catalina Island, wooded slopes of Bulrush Canyon. 274 Comment
  RSA626686  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15729 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  RSA652398  Arctostaphylos glandulosa G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 426 Comment
  UCD162815  Arctostaphylos glandulosa D. O. Burge 2015-3-17 1688 Los Angeles Newhall Pass. 550 Comment
  SD230216  Arctostaphylos glandulosa subsp. glaucomollis Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: West side of divide north of Smith Mountain, on Bear Creek Trail. 1310 Comment
  CAS-BOT-BC23063  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1994-5-10 7692 Los Angeles Liebre Mountains, Saddle divide between east Fork Fish Canyon and Warm Springs Canyon: 890 Comment
  RSA609386  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1930-3-15 15 Los Angeles Mandeville Canyon.. . Comment
  RSA626777  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25168 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA631420  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15703 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA631421  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15984 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631580  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15626 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631581  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22012 Los Angeles Dirt road between Chilao and Mill Creek Summit, 4.8 km east of turnoff to Pacifico Mountain. 1720 Comment
  RSA641497  Arctostaphylos parryana L. C. Wheeler 1967-8-28 10553 Los Angeles Dollar Mine at head of Dry Gulch off Coldwater Canyon 2195 Comment
  RSA634345  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22072 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634698  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20304 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634827  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22015 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635157  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20285 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635187  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20396 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635193  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20383 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  UCR202926  Arctostaphylos patula R. G. Swinney 2001-8-18 8066 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  CAS-BOT-BC401703  Argemone munita subsp. munita A. D. E. Elmer 1902-6-1 3721 Los Angeles Acton Comment
  PASA443  Argemone platyceras Lavina M. S. Watson Los Angeles Verdugo Cañon Comment
  POM116476  Aristida ternipes var. hamulosa Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  JEPS26118  Artemisia californica Peter H. Raven and Henry J. Thompson 1959-9-19 13715 Los Angeles along, 0.2 mi. e of turn to Zuma Beach US Highway 101; Santa Monica Mountains 45 Comment
  UC29661  Artemisia californica J. H. Barber 1897-9-19 284 Los Angeles Santa Monica Exp't Station Comment
  UCR256470  Artemisia douglasiana R. G. Swinney 2010-6-8 13192 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
  RSA0039392  Artemisia dracunculus R. G. Swinney 2009-11-16 11639 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA417358  Artemisia nesiotica M. B. Dunkle 1939-4-5 7276 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA596736  Artemisia parishii L. C. Wheeler 1966-10-22 9040 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  POM11483  Artemisia tridentata subsp. tridentata Philip A. Munz 1921-6-18 4627 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  SFV12571  Arundo donax M. H. Grayum 1977-11-24 874 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 210 Comment
  UCR270076  Asclepias eriocarpa R. G. Swinney 2011-7-21 15545 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA314165  Asclepias eriocarpa W. Wisura 1983-8-4 3925 Los Angeles San Gabriel Mtns: Johnson's Pasture, Claremont. Comment
  SBBG31249  Asclepias fascicularis R. F. Thorne 1966-4-7 35977 Los Angeles near Arrow Pt, W end of island 60 Comment
  CATA3424  Asparagus asparagoides Olivia Reda, Julia Parish, Jamie Choi, Tobias Nickel, Stuart Olshevski 2017-3-31 001 Los Angeles Santa Catalina Island: Middle Ranch reservoir 206 Comment
  CAS-BOT-BC478975  Asphodelus fistulosus Tim Ross; Elizabeth Kellogg 1992-4-13 6137 Los Angeles North head of San Clemente Island, on sandy NE-facing terrace off the E end of the active runway. 42 Comment
  CAS-BOT-BC68855  Aspidotis californica Ernest Braunton 1902-6-4 419 Los Angeles Griffith Park Comment
  POM155736  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Santa Catalina Island: Johnson's Canyon. 274 Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA686318  Aspidotis californica H. L. Bauer 1933-2-11 s.n. Los Angeles Near Saddle Peak Sana Monica Mts. 457 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  UCR270977  Aspidotis californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA609123  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  UCR95756  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA0006712  Astragalus bicristatus J. C. Roos 1937-5-31 491 Los Angeles Big Pines. Comment
  UCR190752  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  CAS-BOT-BC180490  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  CAS-BOT-BC182577  Astragalus didymocarpus var. dispermus Lois E. James 1947-4-13 1752 Los Angeles About 1/2 mile W. of Ravenna in Soledad Canyon Comment
  CAS-BOT-BC182579  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1748 Los Angeles Acton, Soledad Canyon Comment
  SBBG125869  Astragalus didymocarpus var. dispermus A. Parikh, N. Gale 2010-6-9 3271 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3 km NW of State Hwy 14; E Liebre Mtns 1125 Comment
  CAS-BOT-BC182842  Astragalus douglasii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley Comment
  UCSB2994  Astragalus douglasii Ballard 1954-5-26 Los Angeles Near Claremont, north of Route 66, San Gabriel Mts. 259 Comment
  RSA660181  Astragalus douglasii var. douglasii Orlando Mistretta 1992-5-25 404 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UC57472  Astragalus douglasii var. douglasii J. H. Barber 1897-6-28 204 Los Angeles Kentucky Springs Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  RSA415517  Astragalus gambelianus Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  CAS-BOT-BC187069  Astragalus lentiginosus H. M. Hall 1899-6-1 s.n. Los Angeles Swarthout Canon [Canyon], San Antonio Mt. Comment
  CAS-BOT-BC187374  Astragalus lentiginosus var. variabilis Timothy S. Ross 1992-4-4 6097 Los Angeles Mojave Desert: just NW of Palmdale Blvd. x North 210th Street East, roughly 4 air-miles ESE of Lovejoy Buttes 868 Comment
  RSA415567  Astragalus lentiginosus var. variabilis Christopher Davidson 1973-4-7 1908 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA232624  Astragalus miguelensis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 685 Los Angeles San Clemente Island NW side of island. Comment
  UCR97771  Astragalus pachypus C. Pierce, G. Pratt 1997-3-4 s.n. Los Angeles San Gabriel Mtns., Carr Canyon, near town of Little Rock 1159 Comment
  CAS-BOT-BC193028  Astragalus purshii var. tinctus Paul F. Covel 1938-4-19 1307 Los Angeles Hgwy just east Gorman Comment
  NY345444  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1117 Los Angeles Ballona Rancho Comment
Read comments Mar 12 2011
  RSA725901  Astragalus trichopodus A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  CATA208  Astragalus trichopodus var. lonchus Mark L. Hoefs 1973-4-15 190 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  CAS-BOT-BC199087  Astragalus trichopodus var. phoxus Le Roy Abrams 1901-4-5 1345 Los Angeles Near Chatsworth Park, San Fernando Mts. Comment
  CAS-BOT-BC199089  Astragalus trichopodus var. phoxus Louis C. Wheeler 1973-5-6 s.n. Los Angeles Near the mouth, east side little Tujunga, near BM. 1227, San Gabriel Mountains 396 Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  UC1980259  Atriplex R. E. Riefner Jr. 2006-7-8 06 -286 Los Angeles City of Malibu, Malibu Lagoon W side of Pacific Coast Hwy. Comment
  RSA251424  Atriplex argentea subsp. expansa R. F. Thorne 1966-4-16 36023 Los Angeles San Clemente Island, Wilson Cove, NE end of island. 30 Comment
  UCR280469  Atriplex argentea var. expansa Onkar Singh 2015-8-2 5550 Los Angeles Mojave Desert, Antelope Valley, 6 km WNW of Lancaster, margins on 30th St West, between Avenue F and Avenue G 714 Comment
  RSA452437  Atriplex canescens Chris Henne 1944-4-20 s.n. Los Angeles Lovejoy Buttes, Antelope Valley Comment
  CAS-BOT-BC168272  Atriplex canescens var. canescens Eugene Walls 1909-11-27 4 Los Angeles Lancaster Comment
  UCR177453  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  SBBG131636  Atriplex coulteri S. A. Junak 1999-9-10 SCa 1084 Los Angeles just S of Bulrush Cyn Trail 438 Comment
  RSA524194  Atriplex lentiformis subsp. breweri T. S. Ross, Steve D. Boyd 1990-6-6 2887 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest 927 Comment
  OBI17301  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 8 Comment
  SD40188  Atriplex nummularia Edith A. Purer 1935-5-11 6586 Los Angeles Coastal bluffs at Playa del Rey. Comment
  SBBG105331  Atriplex pacifica H. L. Ferguson 1981-4-10 221 Los Angeles just S of Eel Pt on first exposed terrace 3 Comment
  SBBG31320  Atriplex prostrata R. F. Thorne with P. C. Everett 1965-6-24 35044 Los Angeles Shark Harbor, W side of island 7 Comment
  RSA596177  Atriplex rosea L. C. Wheeler 1946-8-28 6294 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  RSA442167  Atriplex semibaccata F. H. Elmore 419 Los Angeles San Clemente Island. Comment
  RSA453962  Atriplex semibaccata Joseph A. Ewan 1931-7-31 4773 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  UCR24093  Atriplex semibaccata John C. Roos 1937-9-7 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  UC1215228  Atriplex semibaccata Peter H. Raven 1962-7-11 17999 Los Angeles just s old airstrip (San Clemente Island); San Clemente Island Comment
  UC520378  Atriplex serenana Louis C. Wheeler 1932-9-4 1315 Los Angeles La Verne 304 Comment
  CAS-BOT-BC176748  Atriplex serenana var. serenana Ernest Braunton 1902-8-1 634 Los Angeles Cienega Comment
  IRVC28600  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  RSA251429  Atriplex watsonii R. F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA534124  Atriplex watsonii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5088 Los Angeles San Clemente Island, west Cove, SW of the new landing field 6 Comment
  SBBG11013  Atriplex watsonii R. Moran 1958-9-18 6855 Los Angeles lowest terrace, 1.7 mi SE of Eel Pt 10 Comment
  CAS-BOT-BC146031  Avena barbata Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Los Angeles. Comment
  SDSU760  Avena fatua Gerald Collier 1951-5-12 Los Angeles Along P.E. railroad tracks, Rosemead CA - 1 mile west of El Monte Comment
  RSA654015  Avena sativa Valerie L. Soza, Laura Moore 2000-5-10 846 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''. 579 Comment
  RSA654592  Baccharis glutinosa Scott Lowe 1991-4-20 6 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  UC1595287  Baccharis pilularis Tim Ross 1991-3-10 4221 Los Angeles e side of, (Bernard Field Stn, near Phake Lake, marked as Pit on topo map) RSA; Claremont, Phake Lake 391 Comment
  UCR95779  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  CAS-BOT-BC99627  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  RSA606366  Baccharis plummerae Jon E. Keeley 1994-6-17 25381 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  CAS-BOT-BC98162  Baccharis salicifolia Marcus E. Jones 1882-2-25 3021 Los Angeles Pasadena Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  LA31667  Baccharis salicifolia Peter H. Raven; 1959-2-15 13792 Los Angeles 289 Comment
  RSA670199  Baccharis salicifolia Joseph M. Keefe 2001-3-16 31097 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UC30395  Baccharis salicifolia subsp. salicifolia Harley P. Chandler 1897-1-1 Los Angeles Claremont, foothills Comment
  UC71922  Baccharis salicifolia subsp. salicifolia W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  UCR178893  Baccharis sarothroides R. G. Swinney 1989-9-11 s.n. Los Angeles San Gabriel Mtns. Foothills, Glendora, east end of South Hills, at end of High Country Drive 305 Comment
  UC1119010  Balsamorhiza deltoidea A. D. Gifford 1935-4-12 571 Los Angeles 4 mi wsw of Manzana; Tejon Quadrangle 1005 Comment
  SBBG31490  Bassia hyssopifolia R. F. Thorne 1966-4-6 35922 Los Angeles W of Empire Landing 76 Comment
  SBBG65264  Bassia hyssopifolia R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  RSA96806  Bellardia trixago E. K. Balls 1954-4-26 19066 Los Angeles In Botanic Garden, Claremont. 366 Comment
  SFV7292  Bellis perennis T. Gordon, K. Kimbrough 1975-1-17 789 Los Angeles Grass lawn at Washington Street on Venice Beach. Directly adjacent to Venice Fishing Pier. Comment
  UC68606  Berberis nevinii H. M. Hall July, 1905 6715 Los Angeles along SPRR a few mi se Fernando Comment
  UC207749  Bergerocactus emoryi R. L. Pendleton 1909-7-6 1424 Los Angeles Santa Cataline Isl., Catalina Cove 6 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  RSA608596  Bidens pilosa L. C. Wheeler 1931-8-6 11 Los Angeles 2.5 miles NE of La Verne 412 Comment
  UCD129558  Bidens pilosa Collector Unknown 1923-3-18 305 Los Angeles Eaton Canyon. Comment
  CDA3997  Bituminaria bituminosa T. C. Fuller 1963-4-25 10298 Los Angeles San Gabriel Mountains: Brown Mountain, 0.5 mile northwest above Millard Canyon campground at end of pavement. 0 Comment
  RSA367446  Bloomeria crocea var. crocea Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  RSA0125879  Boechera Steve Boyd, Lauren Raz 1997-6-17 9949 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  UCR272618  Boechera repanda R. G. Swinney 2011-8-5 15591 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  CAS-BOT-BC30970  Bolboschoenus maritimus Ernest Braunton 1902-9-1 677 Los Angeles Los Angeles. Comment
  CATA403  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 529 Los Angeles Santa Catalina Island: Little Harbor, just behind sand dune 3 Comment
  UCR149343  Borago officinalis R. G. Swinney 1998-4-13 5967 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  RSA657927  Bougainvillea spectabilis S. Campbell 1980-6-2 29 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  RSA0022978  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-24 5230 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA702175  Boykinia rotundifolia Scott D. White 2004-7-28 10660 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UCR190079  Boykinia rotundifolia R. G. Swinney 1998-8-5 6633 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  SD88017  Brachypodium distachyon R. R. Blakley 1961-9-23 4746 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fishermans Cove 6 Comment
  JEPS30525  Brickellia californica Henry J. Thompson 1958-10-22 1812 Los Angeles Just N of Mt. Hollywood, Griffith Park, Santa Monica Mountains. 381 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
  RSA654339  Brickellia nevinii Valerie L. Soza, Laura Moore 2000-5-30 972 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  CAS-BOT-BC106137  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains - Yerba Buena road 1.0 miles north of Mulholland Highway 518 Comment
  CAS-BOT-BC106139  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains - Yerba Buena road 1.0 miles north of Mulholland Highway 518 Comment
  UC1929741  Brodiaea filifolia V. Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (less than 100 feet below). 473 Comment
  SD186029  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR179590  Bromus carinatus R. G. Swinney, Dave Larson 1996-8-7 5238 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  UC1586197  Bromus carinatus var. carinatus Tim Ross 1991-8-16 5814 Los Angeles San Gabriel Mountain, Horse Flats Horse Flats; San Gabriel Mountain, Horse Flats 1719 Comment
  CAS-BOT-BC534058  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 524 Comment
  RSA729193  Bromus diandrus R. G. Swinney 1999-5-15 7165 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR260331  Bromus diandrus R. G. Swinney 2010-5-4 12551 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  POM363875  Bromus hordeaceus N. C. Cooper 1945-5-1 2215 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  UCR186943  Bromus hordeaceus A. C. Sanders 2006-4-10 31998 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA92044  Bromus hordeaceus F. W. Peirson 1918-04 4198 Los Angeles Altadena. Comment
  RSA623787  Bromus madritensis subsp. madritensis Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  RSA656160  Bromus marginatus Joseph M. Keefe 1977-6-11 22105 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  SBBG80213  Bromus maritimus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher Comment
Read comments May 19 2014
  UC121250  Bromus pseudolaevipes T. S. Brandegee 1890-5-16 62 Los Angeles Santa Catalina Island Comment
  RSA557824  Bromus rubens D. Charlton 1989-4-7 2830 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA653347  Bromus rubens Kelly Middleton, David Middleton 1988-5-23 30 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  RSA660438  Bromus rubens Orlando Mistretta 1992-6-17 577 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SEINET10835306  Bromus rubens David B. Dunn 1946-4-20 Dunn 2151 Los Angeles Station 66, near the foothills on the west side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs and along the road. 823 Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  CAS-BOT-BC161408  Bromus tectorum I. Johnston 1917-5-6 1012 Los Angeles Evey Canyon mouth. Comment
  UCR187100  Bromus trinii A. C. Sanders 2006-5-16 32315 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR50854  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA747556  Calandrinia ciliata R. G. Swinney 2008-4-16 8677 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  CAS-BOT-BC438406  Calandrinia ciliata Geo. B. Grant 1898-1-12 s.n. Los Angeles Pasadena Comment
  SD90420  Callitriche marginata Robert F. Thorne 1966-4-17 36088 Los Angeles San Clemente Island; muddy margin of small reservoir between Boulder & Horton, northeast side of island. 490 Comment
  CHSC35741  Calocedrus decurrens B. Prigge 1970-12-12 110 Los Angeles 32 mi NEE of La Canada on State Hwy 2, at Buckhorn Campground in San Gabriel Mountains. 1920 Comment
  RSA670417  Calocedrus decurrens B. C. Templeton 1932-5-31 4897 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
  CHSC26513  Calochortus albus P. Bailey 1971-5-28 56 Los Angeles Millard Canyon, 6 miles N of Pasadena, San Gabriel Mts. 457 Comment
  CATA1047  Calochortus catalinae Mark L. Hoefs 1995-5-10 1975 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA33470  Calochortus catalinae Peter H. Raven; 1959-4-4 13966 Los Angeles SANTA MONICA MOUNTAINS, E of Zuma Beach. 30 Comment
  POM155608  Calochortus catalinae M. L. Bryan 1928-4-20 53 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA377300  Calochortus catalinae Gale Sphon 1955-5-5 s.n. Los Angeles 0.5 miles west of Beverly Glen on Mulholland Drive Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  RSA377322  Calochortus catalinae Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SEINET3884910  Calochortus catalinae K. Dobry 1991-5-4 d 264 Los Angeles Stunt Ranch, Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  UCR4077  Calochortus catalinae Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 1.7 mi from the junction of Old Topanga Canyon Road and Mulholland Drive up Old Topanga Canyon Road 381 Comment
  UCR50765  Calochortus catalinae Lyman Benson 1945-5-11 12083 Los Angeles San Gabriel Valley, midway between Pomona and Brea in the Puente Hills. Pacific Slope Drainage 274 Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  UCR127895  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26098 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  UCR282009  Calochortus splendens R. G. Swinney 2014-5-19 16578 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
  RSA0037065  Calystegia macrostegia Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA572379  Calystegia macrostegia subsp. amplissima F. H. Elmore 1939-11-26 s.n. Los Angeles Northwest Harbor of San Clemente Island. Comment
  CAS-BOT-BC215753  Calystegia macrostegia subsp. intermedia Robert F. Thorne; P. Everett 1965-6-22 34882 Los Angeles rocky slope along new road along East Mountain, S end of island, Santa Catalina Island 457 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  RSA71123  Calystegia occidentalis subsp. fulcrata Raymond J. Dobbs 1927-6-28 7682 Los Angeles Arroyo Seco near Waterman's station 1005 Comment
  UC126774  Calystegia sepium subsp. binghamiae Pupils of Los Angeles High School 1904-5 Los Angeles Near Los Angeles. Comment
  POM3195  Camissonia bistorta L. R. Abrams 1901-4-6 1389 Los Angeles Big Tujunga Wash Comment
  RSA225715  Camissonia californica Robert F. Thorne, A. C. Gibson 1971-5-22 39705 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA715431  Camissonia californica A. C. Sanders, Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  POM96344  Camissonia californica P. A. Munz 1926-4-4 10012 Los Angeles 2 miles north of Saugus. Comment
  RSA551278  Camissonia campestris subsp. campestris Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA702954  Camissonia claviformis Scott D. White, Michael Honer 2004-3-30 9965 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UCR99475  Camissonia graciliflora Steve Boyd, Orlando Mistretta 1997-3-14 9171 Los Angeles Liebre Mtns., Lower southeastern flank of Bald Mtn, near head of Liebre Gulch, due west of Sandberg 1213 Comment
  RSA448973  Camissonia hirtella Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA777208  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-5-19 5125 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA449015  Camissonia intermedia Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA186458  Camissonia micrantha Peter H. Raven 1962-4-8 17120 Los Angeles Disturbed ground just inside rear auto gate, native to the Garden 335 Comment
  UCR65192  Camissonia micrantha F. R. Fosberg 1931-3-20 S- 04315 Los Angeles Santa Catalina Island, Mouth of Hamilton Canyon 2 Comment
  UCR166276  Camissoniopsis bistorta Scott D. White 1996-3-18 3839 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  SBBG126125  Camissoniopsis bistorta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36917 Los Angeles San Gabriel River floodplain, Whittier Narrows Nature Center and E to Peck Rd along powerlines and the river levee 70 Comment
  UC56471  Camissoniopsis bistorta Avis Smith Apr 1899 39 Los Angeles Claremont Comment
  UCSB72233  Camissoniopsis hirtella Gross, LeRoy 2003-5-23 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff (Chilao Flat 7.5Quad.: T3N R11W S3, SWl/4,SWl/4) 1799 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  RSA604149  Capsella bursa-pastoris L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  CAS-BOT-BC37459  Cardamine californica J. Ewan 1930-3-30 2279 Los Angeles San Gabriel Mountains. Monrovia Canyon. 640 Comment
  LA51503  Cardamine californica O. H. Kappler; 1945-3-25 729 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  SBBG31244  Cardamine californica R. F. Thorne 1966-4-7 35962 Los Angeles bottom of cyn, Cherry Valley 60 Comment
  RSA670692  Cardamine californica var. integrifolia Geo L. Moxley 1917-3-11 530 Los Angeles Pacoima Canyon, near San Fernando Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  CAS-BOT-BC384775  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains. Point Dume 42 Comment
  CDA6820  Carduus nutans subsp. leiophyllus George Garrettson 1954-6-24 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA631391  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross 1999-5-10 459 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA751114  Carduus pycnocephalus Justin M. Wood 2009-6-5 841 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET4044454 Image available Carduus pycnocephalus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  CAS-BOT-BC18179  Carex Steve Boyd; Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region. Northern Flank of Sawmill Mountain, upper Heryford Canyon Drainage. 1584 Comment
  RSA601839  Carex Steve Boyd 1996-4-25 8692 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  CAS-BOT-BC17688  Carex alma H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton. Comment
  RSA230247  Carex alma Robert F. Thorne 1969-7-2 38250 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 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
  RSA641523  Carex alma L. C. Wheeler 1967-5-31 9807 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  CAS-BOT-BC19230  Carex barbarae Ernest Braunton 1903-1-20 802 Los Angeles Oak Knoll. Comment
  RSA667893  Carex multicaulis Michael Denslow, Samantha Tessel 2002-6-4 689 Los Angeles Upper Rincon Red Box Road, 1372 Comment
  RSA750214  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCD140837  Carex senta Kenneth A. Wilson 1961-3-10 950 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca, 1/4 mile west of Topanga Canyon Rd. Comment
  UCR130210  Carex triquetra M. B. Dunkle 1929-4-21 2140 Los Angeles Channel Islands, Santa Catalina Island, [near Avalon] Rock Spring Canyon Comment
  RSA167808  Castilleja affinis Robert F. Thorne 1964-2-6 33307 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  POM4458  Castilleja applegatei subsp. martinii I. M. Johnston 1917-5-6 1915 Los Angeles Evey Canyon, north of Claremont. 915 Comment
  RSA596422  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3364 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  JEPS66320  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2584 Los Angeles just above the canyon bridge along road (N3) over San Gabriel Mts. to Palmdale San Gabriel Mts. 1341 Comment
  SBBG50972  Castilleja exserta J. Doty 1969-4-19 626 Los Angeles E side of Bouquet Cyn Rd, 6.9 mi N of jct with Francisquito Cyn Rd 487 Comment
  SDSU10852  Castilleja exserta Gerald Collier 1951-4-7 Los Angeles At Point Dume, about 2 miles W of US Hwy 101. Comment
  RSA0118845  Castilleja exserta subsp. exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32089 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
  UCSB6126  Castilleja exserta subsp. exserta Haller, John 1958-4-11 Los Angeles 0.2 miles North of Palmdale's northern city limit; 3.0 miles S of Avenue M (Lancaster); Los Angeles 6 Comment
  RSA187712  Castilleja foliolosa Robert F. Thorne 1966-4-5 35802 Los Angeles Santa Catalina Island. Along paved road on N slope Black Jack Mt. 412 Comment
  SBBG108182  Castilleja foliolosa S. L. Crockett 1997-4-2 642 Los Angeles third N/S-tending ridge on N side of Skull Cyn; 0.65 mi up Skull Cyn from jct with Middle Cyn Rd; ca. 0.2 mi up ridge Comment
  UCR147776  Castilleja foliolosa Valerie Soza, Et al. 2000-6-29 1043 Los Angeles Liebre Mountains, Jct. of Old Ridge Rte. (FSR 8N04) and road to summit of Liebre Mountain (FSR 7N23) 1189 Comment
  POM280816  Castilleja foliolosa Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tijuna Canyon. Comment
  RSA400572  Castilleja foliolosa Mark Morris 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale. Comment
  SBBG47139  Castilleja linariifolia K. K. Muller 1972-5-2 3078 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UCR139374  Castilleja minor subsp. spiralis I. M. Johnston 1917-5-13 983 Los Angeles San Gabriel Valley, El Monte 91 Comment
  UCR210497  Castilleja minor subsp. spiralis R. G. Swinney 2008-12-6 9955 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  SD230296  Castilleja plagiotoma Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1431 Comment
  UCR271880  Castilleja plagiotoma R. G. Swinney 2011-6-23 15296 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA599325  Castilleja subinclusa subsp. subinclusa Steve D. Boyd, Lauren Raz 1997-3-26 9353 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA660180  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1992-5-25 410 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  RSA587407  Caulanthus cooperi Orlando Mistretta 1995-4-5 1605 Los Angeles drainage W of Little Rock Creek Reservoir. 1311 Comment
  RSA0038369  Caulanthus coulteri L. Haines 1949-4-3 s.n. Los Angeles 1/2 mi. W. of Topanga Summit. Comment
  CAS-BOT-BC48747  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  RSA398854  Ceanothus crassifolius George B. Grant 1903-1 2547 Los Angeles Mt. Lowe Comment
  RSA398859  Ceanothus crassifolius G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  RSA398884  Ceanothus crassifolius I. M. Johnston 1917-2-4 38 Los Angeles Evey Canyon, north of Upland. Comment
  UC1071023  Ceanothus crassifolius R. St. John 1930-2-5 86 Los Angeles Oat Mountain 1066 Comment
  UC80008  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles near Claremont (San Antonio Canyon) Comment
  UCD111438  Ceanothus crassifolius Kenneth A. Wilson; D. E. Bianchi 1961-2-2 819 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  SEINET11191173  Ceanothus crassifolius Brandegee s.n. Los Angeles South side Comment
  RSA774748  Ceanothus greggii R. G. Swinney 2009-6-17 11163 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA774861  Ceanothus integerrimus R. G. Swinney 2009-6-24 11251 Los Angeles summit of Granite Mountain 1988 Comment
  UCR223092  Ceanothus integerrimus R. G. Swinney 2009-6-2 11008 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR223795  Ceanothus integerrimus R. G. Swinney 2009-8-25 11476 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
  RSA399875  Ceanothus integerrimus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  CAS-BOT-BC51028  Ceanothus integerrimus var. macrothyrsus Carl B. Wolf 1941-8-15 11153 Los Angeles Santa Ana Mts. W. Slope Santiago Truck Trail, 1.6 mi. below main divide motorway 1219 Comment
  RSA724568  Ceanothus leucodermis K. Dobry 1991-4-22 462 Los Angeles West San Gabriel Mts. along Sand Cyn to Whitney Cyn Comment
  UCR273042  Ceanothus leucodermis R. G. Swinney 2011-7-8 15484 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  SD124039  Ceanothus megacarpus var. insularis James Henrickson Jan 1973 8120 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon Comment
  CAS-BOT-BC51424  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Griffith Park Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  LA91465  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-4-4 65 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, on S slope of BDC peak. 560 Comment
  UCD112295  Ceanothus oliganthus Kenneth A. Wilson 1961-2-18 859 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Semiole Hot Springs. Comment
  HSC98206  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 mi along Angeles Crest Hwy. 2 NE of La Canada 854 Comment
  RSA660630  Ceanothus oliganthus var. oliganthus Matt Bogdanoff 1981-5-25 23 Los Angeles Glendora Mtn. Rd., 4.1 mi N of junction with Sierra Madre Ave., N of Glendora. 549 Comment
  RSA762366  Ceanothus oliganthus var. oliganthus R. G. Swinney 2009-3-16 10117 Los Angeles Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  UCR217435  Ceanothus sorediatus R. G. Swinney 2009-2-26 10046 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  UC1071348  Ceanothus spinosus H. A. Jensen 1933-3-15 270 Los Angeles Slope above Thompson Creek Cucamonga Quad. 548 Comment
  UC1071357  Ceanothus spinosus F. H. Raymond 1930-1-13 23 Los Angeles head Corral Canyon; Calabasas Quadrangle 426 Comment
  RSA650497  Ceanothus thyrsiflorus Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Park. 244 Comment
  UCR223807  Ceanothus vestitus R. G. Swinney 2009-6-17 11163 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  JEPS30627  Centaurea melitensis Peter H. Raven and Henry J. Thompson 1959-5-5 14112 Los Angeles 1 mi w of Las Virgenes Rd. Mulholland Hwy. (Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  UCR210453  Centaurea melitensis R. G. Swinney 2008-11-30 9877 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  LA94405  Centaurea melitensis Norman A. Cole; May 1964 334 B Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA628699  Centaurium venustum Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  RSA644926  Centromadia pungens subsp. pungens R. E. Riefner s.n. Los Angeles Lancaster, SW of Rte 14 and Rte 138 int. Comment
Read comments Dec 16 2012
  UC129098  Centrostegia thurberi var. thurberi H. M. Hall and H. P. Chandler 1906-6-11 7387 Los Angeles near Lancaster; Southern California Comment
  RSA535884  Cercocarpus betuloides Tim S. Ross 1991-9-2 5907 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  POM307182  Cercocarpus betuloides var. betuloides Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2088 Los Angeles Little Tujunga Canyon Comment
  RSA580306  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-25 7925 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UCR197213  Cercocarpus betuloides var. betuloides Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 Los Angeles Verdugo Mountains, south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  UCSB2753  Cercocarpus betuloides var. betuloides Foster, R. 1937-4-5 Los Angeles Near University Club, Claremont Comment
  LA93931  Cercocarpus betuloides var. blancheae Unknown; 1925-2-25 sn Los Angeles 518 Comment
  RSA449415  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Catalina Island. Bullrush Canyon south of Middle Ranch. 229 Comment
  UC1302362  Cercocarpus betuloides var. blancheae Robert F. Thorne and P. C. Everett 1964-2-6 33432 Los Angeles above Airport Road (ene slope of Black Jack Mountain, central part of Santa Catalina Island); Santa Catalina Island, Black Jack Mountain 457 Comment
  CATA1780  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6920 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0058225  Chaenactis artemisiifolia Richard G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango Comment
  UC894408  Chaenactis artemisiifolia Ira W. Clokey, B. Templeton 1929-5-1 4489 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  JEPS34175  Chaenactis glabriuscula F. W. Peirson 1918-6-28 243 Los Angeles foothills e of (which is about 2 mi n of Pasadena) Rubio Canyon 609 Comment
  SEINET7063584  Chaenactis glabriuscula A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  CAS-BOT-BC277325  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd 1994-5-24 7871 Los Angeles Liebre Mountains. Lower NE slope of Grass Mountain: Northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon 1158 Comment
  CAS-BOT-BC277340  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  CHSC98604  Chaenactis glabriuscula var. glabriuscula LeRoy Gross; Laura Moore 2000-6-5 223 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy land. Sunny south slope, on trail up out of canyon. 579 Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 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
  RSA748778  Chaenactis glabriuscula var. glabriuscula Justin M. Wood 2009-4-10 474 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  UC1211166  Chaenactis glabriuscula var. glabriuscula Huron H. Smith 1912-5-3 4916 Los Angeles Azusa 243 Comment
  UC31024  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  UC718348  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1936-5-27 Los Angeles 2 mi of Soledad Canyon (Indian Canyon Camp); San Gabriel Mts., Indian Canyon 914 Comment
  UCR205584  Chaenactis stevioides R. G. Swinney 2008-5-12 8829 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  CDA10728  Chaenactis stevioides G. D. Barbe, T. C. Fuller 1973-4-6 1190 Los Angeles 4 miles south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  CHSC95709  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCR184357  Chaenactis xantiana A. C. Sanders 2007-4-19 33456 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR221904  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  UCSB6433  Chaenactis xantiana Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
Read comments Dec 21 2014
  CDA35233  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains; Shoemaker Canyon, just north of Pallett Ranch by side of Pear Blossom Highway. Comment
  RSA596741  Chamaesyce albomarginata L. C. Wheeler 1966-10-23 9055 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  SBBG4008  Chamaesyce albomarginata H. and M. Dearing 1936-5-16 973 Los Angeles Red Hill Comment
  SBBG132308  Chamaesyce maculata S. A. Junak 1995-1-3 SCI- 242 Los Angeles Wilson Cove, next to Officer-in-charge office 45 Comment
  RSA604605  Chamaesyce prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles Pasadena: Huntington Memorial Hospital. Comment
  RSA589501  Chamaesyce serpens T. S. Ross 1995-5-19 8576 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  RSA716886  Chamaesyce serpillifolia subsp. serpillifolia LeRoy Gross 2006-6-19 2521 Los Angeles Forest Service road survey: Santa Clara Divide. Along road (3N17.6) from North Fork Saddle Station east to near 34.37875, 118.23062. Comment
  RSA70400  Chamaesyce serpillifolia subsp. serpillifolia F. W. Peirson 1924-9-1 5171 Los Angeles Arrastre Flat. 2271 Comment
  RSA616071  Cheilanthes covillei Scott D. White 1997-1-14 6045 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA0048630  Cheilanthes covillei Jeff Goldberg 1973-1-14 s.n. Los Angeles Angeles Crest Highway, near the Narrows, San Gabriel Mountains. 609 Comment
  SEINET10938400  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32273 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  UC42542  Cheilanthes newberryi W. H. Brewer 1861-1-12 135 Los Angeles San Gabriel Comment
Read comments Jan 1 2015
  UC557639  Cheilanthes newberryi Nell Murbarger March, 1936 40 Los Angeles from e side to mesa summit San Clemente Isl (also along parts of w coast) Comment
  SBBG131911  Chenopodium album S. A. Junak 2000-6-30 SCa 1355 Los Angeles upper end of Little Harbor, near camp area, cmpgrd (N end) 7 Comment
  UCR109682  Chenopodium ambrosioides R. D. Goeden, Don W. Ricker 1968-12-3 s.n. Los Angeles San Gabriel Mtns., Whittier Narrows Dam, East San Gabriel 61 Comment
  POM11273  Chenopodium ambrosioides P. A. Munz 1921-10-15 4690 Los Angeles Orange grove, Claremont. 366 Comment
  LA50810  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-6-4 Los Angeles Santa Monica Mountains, Point Dume, Point dume 45 Comment
  SBBG13270  Chenopodium californicum M. A. Piehl 1962-6-9 62338 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCD97949  Chenopodium californicum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  RSA0065386  Chenopodium multifidum Jim Graham 1953-5-25 s.n. Los Angeles 15616 E. Lemon Dr., Whittier. 68 Comment
  POM265711  Chenopodium pumilio J. C. Roos 1942-6-17 1276 Los Angeles Garden, mouth of Mandeville Canyon. Comment
  SFV21036  Chenopodium strictum var. glaucophyllum L. Gross 2001-11-10 455 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  SEINET10767859  Chorispora tenella Andrew C. Sanders 2010-3-30 Sanders 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave. H (Alpine Butte 7.5' Q.). 727 Comment
  UC849134  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC252775  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC244665  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1986 Los Angeles Rock Cr. Border of Mojave Desert Comment
  CAS-BOT-BC244800  Chorizanthe staticoides John Thomas Howell 1931-5-29 6585 Los Angeles Santa Susana Pass. On a burn in chaparral Comment
  LA52283  Chorizanthe staticoides Goerge R Smart; 1952-6-29 24 Los Angeles 609 Comment
  RSA0116761  Chorizanthe staticoides Andrew C. Sanders, Dan Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns.: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon. 1006 Comment
  UCD105104  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant. 563 Comment
  RSA226027  Chorizanthe xanti Robert F. Thorne, C. W. Tilforth 1971-6-29 40699 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  UCR228424  Chorizanthe xanti var. xanti Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8053 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
  CLARK-A1528-2049  Chrysanthemum carinatum Alfred R. Roos 1956-5-23 Los Angeles El Segundo Comment
  UCR92661  Chrysanthemum coronarium Scott D. White 1996-4-9 3886 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  CAS-BOT-BC36283  Chrysolepis sempervirens LeRoy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC285407  Cirsium occidentale var. californicum A. J. McClatchie 1895-1-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC285409  Cirsium occidentale var. californicum Louis Wheeler 1933-7-4 1903 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA0094370  Cirsium occidentale var. californicum R. G. Swinney 2011-5-31 14921 B Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  POM6123  Cirsium occidentale var. occidentale P. A. Munz 1918-5-16 2249 Los Angeles Claremont. Comment
  RSA614984  Cirsium vulgare L. C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 449 Comment
  RSA756147  Cirsium vulgare R. G. Swinney 2008-7-13 9185 Los Angeles San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  LA105097  Cirsium vulgare Barry A. Prigge; 1988-7-3 8163 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  RSA595994  Cistanthe monandra L. C. Wheeler 1967-5-8 9354 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA702184  Cistus creticus Scott D. White 2004-7-27 10626 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  CHSC22112  Clarkia bottae Robert A. Schlising 1968-7-6 2897 Los Angeles Santa Monica Mts. along Mulholland Dr. 1.4 miles west of Jct. with San Diego Hwy. Roadside. Comment
  RSA226126  Clarkia cylindrica subsp. cylindrica Robert F. Thorne, C. W. Tilforth 1971-6-17 39934 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  RSA756158  Clarkia dudleyana R. G. Swinney 2008-7-13 9187 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  UC144376  Clarkia dudleyana C. F. Baker May 1904 4714 Los Angeles hills near Claremont Comment
  UCSB4359  Clarkia dudleyana Kamb, Peter 1947-5-25 Los Angeles Upper Sonoran Zone; Millards Canyon near Sunset Ride guard station; San Gabriel Mts Comment
  CATA513  Clarkia epilobioides Sara L. Crockett 1997-4-9 658 Los Angeles Santa Catalina Island: 1.0 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail ca. 10 m upslope 304 Comment
  RSA448272  Clarkia epilobioides F. R. Fosberg 1931-4-2 S- 4454 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 150 Comment
  RSA567159  Clarkia heterandra Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3895 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  RSA73356  Clarkia rhomboidea F. W. Peirson 1922-6-3 3087 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  SD197834  Clarkia similis Peter L. Morrell, L. D. Gottlieb, Vera Ford 1996-4-10 489 Los Angeles San Gabriel Mountains: San Antonio Canyon, Mount Baldy Road, along edges of trail in Evey Canyon, trail begins beyond curve within 200 meters of entrance, just beyond large rock outcrop. 719 Comment
  RSA0055771  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA448592  Clarkia unguiculata E. Crow 1929-4-21 329 Los Angeles Foothills northeast of Glendora. Comment
  SEINET10969625  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-A Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many cultivar. Comment
  UCR205908  Claytonia parviflora R. G. Swinney 2008-5-5 8778 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA0097615  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  SBBG112772  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 524 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  RSA587106  Claytonia parviflora subsp. utahensis Orlando Mistretta 1995-4-21 1626 Los Angeles San Gabriel Mts., Little Rock Creek, Unnamed Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon. 1037 Comment
  SD101080  Claytonia parviflora subsp. viridis John M. Miller 1977-3-28 622 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 2.6 mi. NW of Big Tujunga Rd. on Angeles Forest Hwy. (just before the bridge over B. Tujunga Canyon) Comment
  RSA578838  Clematis lasiantha Tim S. Ross, Darin Banks 1994-4-13 7529 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  RSA747072  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  UCD95608  Clematis lasiantha A. D. Gifford 1934-4-4 67 Los Angeles 1/3 mile N.E. of Oat Mt. 944 Comment
  UCR205554  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA386247  Clematis ligusticifolia Geo. L. Moxley 1915-9-6 445 Los Angeles Sawpit Canyon near Monrovia. Comment
  UC625048  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  UCR150554  Clematis ligusticifolia R. G. Swinney 1999-6-21 7353 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA439944  Cleome lutea A. J. Merrit 1894-05 s.n. Los Angeles Los Angeles, near Downey. Comment
  RSA408244  Collinsia callosa Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  RSA729535  Collinsia childii R. G. Swinney 1998-6-16 6972 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  PASA1015  Collinsia heterophylla Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA191108  Collinsia heterophylla Robert F. Thorne, M. Z. Thorne 1967-6-25 37107 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  UCR193502  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-6-25 7412 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  RSA547446  Collinsia heterophylla Tim S. Ross 1992-5-17 6377 Los Angeles SanGabriel Mountains: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation. 753 Comment
  UCR65564  Collinsia torreyi var. wrightii Orlando Mistretta 1987-5-5 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Head of Delker Canyon along trail 7W08 immediately east of Kelly's Camp 2409 Comment
  UCR149909  Colutea arborescens R. G. Swinney 1999-6-18 7338 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  LA212297  Convolvulus arvensis Harold Pirie; 1963-5-11 s.n. Los Angeles Woodland Hills, Pierce College campus. 243 Comment
  CAS-BOT-BC285957  Conyza bonariensis George L. Moxley 1927-5-1 2009 Los Angeles Los Angeles Comment
  CAS-BOT-BC285959  Conyza bonariensis Louis C. Wheeler 1931-8-24 26 Los Angeles 1 1/2 mi. N Claremont 396 Comment
  RSA611363  Conyza canadensis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  POM355838  Conyza canadensis Ora M. Clark 1928-10-21 1221 Los Angeles Waste Places, NW Santa Monica Comment
  UCR209925  Cordylanthus nevinii R. G. Swinney 2008-7-15 9205 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA761150  Cordylanthus rigidus R. G. Swinney 2008-10-10 9561 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR126352  Cordylanthus rigidus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27125 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  SBBG54522  Cordylanthus rigidus subsp. setiger F. W. Pennell, F. W. Peirson 1940-8-23 26467 Los Angeles Mt Wilson 1676 Comment
  UC56998  Cordylanthus rigidus subsp. setiger Ernest Braunton 1902-7-9 513 Los Angeles Hobart Comment
  UCR281152  Coreopsis bigelovii R. G. Swinney 2014-4-30 16246 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
  RSA0070835  Coreopsis calliopsidea C. B. Wolf 1937-4-28 8522 Los Angeles Western Mojave Desert, Antelope Valley, 3.6 miles south of Palmdale. 854 Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  UCD131016  Coreopsis gigantea Kenneth A. Wilson 1961-2-4 836 Los Angeles along Route 101 A (Pacific Coast Highway) about 2 miles west of Decker Road (Route 23). Comment
  CAS-BOT-BC105681  Corethrogyne filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus 762 Comment
  CAS-BOT-BC105706  Corethrogyne filaginifolia Fordyce Grinnell 1903-12-1 43 Los Angeles Upper Arroyo Seco Canyon [Canon], near Pasadena Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  POM246454  Corethrogyne filaginifolia F. R. Fosberg 1931-7-15 5418 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  POM356140  Corethrogyne filaginifolia E. A. Purer, Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. Comment
  POM356141  Corethrogyne filaginifolia Wm Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA0087854  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UC63364  Corethrogyne filaginifolia Jos. Burtt Davy 1901-6-1 7772 Los Angeles Redondo Comment
  UC895244  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon; Santa Catalina Island 200 Comment
  POM356125  Corethrogyne filaginifolia var. filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  SD69034  Corethrogyne filaginifolia var. filaginifolia Robert F. Thorne 1966-9-16 36723 Los Angeles Santa Catalina Island; Dry rocky slope along Wrigley Drive above Pebbly Beach, southeast end of island. 45 Comment
  RSA93349  Corethrogyne filaginifolia var. filaginifolia Raymond J. Dobbs 1924-7-8 5400 Los Angeles San Gabriel Mountains: N of Pasadena, trail 2.7 miles below Switzer's Camp. 731 Comment
  UC625045  Cornus glabrata F. R. Fosberg 1931-4-24 S 4679 Los Angeles Santa Catalina Isl., Hamilton Canyon 60 Comment
  UCR162576  Coronopus didymus Anuja Parikh, Nathan Gale 2004-6-1 2017 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  UCR47921  Coronopus didymus D. L. Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Ave., Reseda 213 Comment
  LA211204  Cotoneaster pannosus Arthur C. Gibson; Tarja Sagar 2010-7-22 5297 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Along service road of Crags Rd. Comment
  RSA762295  Cotula australis Orlando Mistretta, Christine Mistretta 2008-5-6 2660 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UC485345  Cotula australis C. F. Millspaugh 1920-3-8 4729 Los Angeles Avalon, Catalina Island Comment
  UC485348  Cotula coronopifolia I. M. Johnston 1917-4-11 Los Angeles Los Angeles Basin; Nigger Slough Comment
  RSA0113363  Crassula connata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7519 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
  RSA772893  Crassula connata LeRoy Gross 2011-3-28 5436 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  SBBG128025  Crassula connata M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2812 Los Angeles hillside of upper Cape Cyn 451 Comment
  RSA0106120  Crassula tillaea R. G. Swinney 2011-3-15 14075 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UC729808  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-10 Los Angeles back of Avalon (100 yds se of summit of the equestrian trail); Santa Catalina Island 304 Comment
  CAS-BOT-BC181052  Crossosoma californicum June Giddings 1924-8-1 s.n. Los Angeles Giddings Hill - Santa Catalina Island Comment
  RSA3540  Crossosoma californicum C. B. Wolf 1932-5-9 3484 Los Angeles Santa Catalina Island. Along the trail in the left (east) fork of Pebbly Beach Canyon, 1/2 mile above the Mexican houses. 61 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  UC1234760  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Lyonothamnus grove above Whites Landing (on Airport Rd.); Santa Catalina Island 426 Comment
  UC729597  Crossosoma californicum Carl B. Wolf 1932-5-9 3493 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  PASA690  Croton californicus Annetta Carter 1928-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  POM2755  Croton californicus M. Hitchcock 1918-5-30 2 Los Angeles Indian Hill, Claremont Comment
  RSA592234  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  SBBG28477  Croton setiger L. R. Abrams 1902-8-20 2966 Los Angeles near Inglewood Comment
  SEINET9591991  Croton setiger G. B. Grant 1901-1 445 Los Angeles Pasadena. Comment
  RSA711455  Crypsis schoenoides LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2439 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  RSA0092144  Cryptantha R. G. Swinney 2011-6-7 15021 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
Read comments Feb 18 2020
  SD260217  Cryptantha Dan S. Cooper 2012-4-30 412 5 Los Angeles Santa Monica Mountains: Topanga, west end of Robinson Road / Kim Trail, off North Topanga Canyon Blvd / Hwy 27. 281 Comment
  UCR276749  Cryptantha R. G. Swinney 2010-8-11 13492 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
Read comments Dec 7 2018
  UCR223256  Cryptantha barbigera R. G. Swinney 2009-5-20 10853 A Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA756958  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2453 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
  JEPS85156  Cryptantha circumscissa Roy E. Buck and Rexford Palmer 1989-4-29 1237 Los Angeles 10 air km sse Gorman (s side of Hungry Valley Road, ca 2.7 air km nw of confluence of Gorman Creek and Hungry Valley drainage); Lower Hungry Valley 922 Comment
  RSA595116  Cryptantha circumscissa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8578 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UC625008  Cryptantha clevelandii F. R. Fosberg 1931-3-24 S 4350 Los Angeles Hamilton Canyon Santa Catalina Island 30 Comment
  SBBG119374  Cryptantha decipiens R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39531 Los Angeles rd to Valyermo, ca. 1 mi E of Pallet Ranch at foot of grade N of Pinyon Ridge in Shoemaker Cyn Comment
  CATA479  Cryptantha intermedia Sara L. Crockett, Mark Hoefs, Steve Junak, Janet Takara 1997-3-28 621 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, 20 - 30 m upslope 42 Comment
  HSC3615  Cryptantha intermedia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  LA31579  Cryptantha intermedia Henry J. Thompson; 1959-4-12 1927 Los Angeles 304 Comment
  SFV21796  Cryptantha intermedia V. Soza, L. Gross, A. Munoz 2000-5-12 889 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-northeast-facing slope alongside trail to fire road, near junction. 396 Comment
  UCR162755  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-5-17 2585 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  UCR265508  Cryptantha intermedia Dan S. Cooper 2015-3-18 315- 6 Los Angeles Los Angeles Basin/Western Transverse Range, Eastern Santa Monica Mtns/Hollywood Hills, at Hollywood Bowl 216 Comment
  RSA0076125  Cryptantha intermedia var. johnstonii P. H. Raven, Robert F. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SD247353  Cryptantha leiocarpa A. C. Sanders 1988-5-18 7826 Los Angeles South Coast: El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vistal Del Mar Blvd. 0 Comment
  RSA252980  Cryptantha micrantha var. lepida R. F. Thorne 1973-4-20 43103 Los Angeles Mojave Desert slope: Mormon Rocks and Cajon Canyon 1037 Comment
Read comments Aug 16 2013
  RSA596001  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA596076  Cryptantha microstachys T. S. Ross, Steve D. Boyd 1995-6-28 8623 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA661168  Cryptantha microstachys LeRoy Gross 2001-5-27 427 Los Angeles 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 305 Comment
  RSA746961  Cryptantha microstachys R. G. Swinney 2008-4-30 8706 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  SBBG63696  Cryptantha microstachys E. Crow 1930-6-29 Los Angeles above Camp Coldbrook Comment
  UCR153570  Cryptantha microstachys A. C. Sanders 2005-5-11 30177 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA80736  Cryptantha microstachys F. W. Peirson 1919-2-12 172 Los Angeles Hills west of Arroyo Seco, near Pasadena 427 Comment
  UC1871088  Cryptantha muricata Tim Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 853 Comment
  RSA0079145  Cryptantha muricata var. denticulata L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mile north of South Mt. Hawkins. 2287 Comment
  RSA0079279  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-31 2751 Los Angeles San Gabriel Mountains: Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR265959  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2005-4-21 2072 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0079280  Cryptantha muricata var. muricata James Henrickson 1985-3-30 19786 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 353 Comment
  RSA709629  Cryptantha nevadensis var. rigida LeRoy Gross 2005-4-28 2121 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR228575  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8044 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
  UCR277192  Cryptantha nevadensis var. rigida R. G. Swinney 2011-4-19 14417 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
  RSA586462  Cryptantha oxygona Orlando Mistretta, Steve D. Boyd 1994-6-21 1368 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  RSA587368  Cryptantha oxygona Orlando Mistretta 1995-4-25 1641 C Los Angeles San Gabriel Mountains. Kitter Canyon. Near the confluence of Kitter canton and Little Rock creek. 1098 Comment
  UCR280419  Cryptantha pterocarya var. pterocarya Onkar Singh 2014-3-18 4375 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA0079047  Cryptantha pterocarya var. pterocarya Orlando Mistretta 1992-5-4 244 Los Angeles San Gabriel Mountains: Little Rock Creek; Alimony Ridge. 1263 Comment
  POM11632  Cryptantha similis George B. Grant 1906-6-15 6691 Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA750452  Cucurbita foetidissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37071 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA394299  Cucurbita foetidissima L. C. Wheeler 1931-8-22 10 Los Angeles 2 miles NNE La Verne Comment
  RSA703237  Cupressus arizonica subsp. arizonica Scott D. White 2004-7-27 10645 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UCR200690  Cupressus guadalupensis var. forbesii Steve Boyd 2004-4-15 10899 Los Angeles Transverse Ranges; Liebre Mountains region, Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  CHSC5098  Cuscuta M. MacArthur 1967-7-16 83 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  UCR125159  Cuscuta californica A. C. Sanders, Mark Elvin 2002-6-18 25122 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  SD230211  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Ridge at head of South Fork Alder Gulch. 2133 Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR176978  Cuscuta subinclusa Steve Boyd, Lauren Raz 1996-10-8 8997 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  RSA0065373  Cycladenia humilis var. venusta S. Granger 1974-7-21 s.n. Los Angeles Angles Crest Hwy., Lmi. E. Windy Gap. 2133 Comment
  SBBG112830  Cynara cardunculus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 757 Los Angeles upper end of salina at mouth of Cherry Cyn 3 Comment
  CLARK-A1528-4576  Cynodon dactylon John C. Roos 1942-9-5 1717 Los Angeles Los Angeles Comment
  RSA483548  Cynodon dactylon Helen H. Smith 1936-7-30 s.n. Los Angeles Los Angeles. Comment
  RSA623811  Cynodon dactylon K. Scott 1921-2-8 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SDSU982  Cynodon dactylon Gerald Collier 1951-5-10 M 47 Los Angeles 11621 Mayfield Ave, L.A. 49 Comment
  RSA133387  Cyperus eragrostis Peter H. Raven, H. J. Thompson 1959-9-6 14407 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA365054  Cyperus eragrostis Anstruther Davidson 1923-9-1 s.n. Los Angeles Montebello. Comment
  RSA365075  Cyperus eragrostis L. E. Hoffman 1932-8-16 s.n. Los Angeles Arroyo Seco, Angeles Forest. [San Gabriel Mountains]. Comment
  POM220093  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  UCD169670  Cyperus esculentus Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. 116 Comment
  RSA365089  Cyperus esculentus Louis Greata 1900-08 s.n. Los Angeles [Los Angeles] University. Comment
  RSA656258  Cyperus involucratus Yvonne Younger 1977-3-10 2 Los Angeles Verdugo Mountains: By vacant lot, disturbed area, 1210 Cresthaven Drive, Pasadena-Eagle Rock. 259 Comment
  RSA595417  Cyperus odoratus Mark Hoefs, Robert F. Thorne 1995-7-26 2458 Los Angeles Santa Catalina Island. Middle Canyon in stream bed just below reservoir. 169 Comment
  RSA365113  Cyperus odoratus Anstruther Davidson 1920-08 s.n. Los Angeles Los Angeles - River. Comment
  UC1870231  Cytisus striatus LeRoy Gross 2001-11-10 451 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road f 457 Comment
  UCR194013A  Datisca glomerata R. G. Swinney 1998-8-17 6776 Los Angeles San Gabriel Mtns., side canyon along Heaton Flat Trail, c. 1/4 mile east of trailhead at Heaton Flat in San Gabriel Canyon 732 Comment
  UCR48951  Datura wrightii A. C. Sanders 1987-10-13 7419 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  SD69538  Datura wrightii Robert F. Thorne, P. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island: open fields S of Avalon golf course in Avalon Canyon 91 Comment
  CATA226  Daucus pusillus Mark L. Hoefs, A. Douglas Propst 1973-5-4 216 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon 243 Comment
  IRVC28124  Daucus pusillus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26282 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UC620085  Daucus pusillus F. R. Fosberg 1931-4-12 S 4573 Los Angeles near Newfish Point Santa Catalina Island 3 Comment
Read comments Feb 20 2012
  UCD127425  Daucus pusillus A. C. Sanders 2003-5-22 26819 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 Railroad, east of the San Gabriel River channel. 170 Comment
  CAS-BOT-BC299268  Deinandra fasciculata M. E. Jones 1902-6-27 s.n. Los Angeles Catalina Is. Comment
  UC1930049  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles CISMONTANE INTERIOR VALLEY: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. Comment
  RSA772591  Delphinium ajacis Ken Rafanan 1972-5-16 33 Los Angeles Pomona College wash (Blanchard Park), Claremont; San Gabriel Mt. Range, Pacific slope Drainage 335 Comment
  RSA683181  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR132356  Delphinium cardinale John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  SEINET12099517  Delphinium decorum I. W. Clokey, Templeton, B. 1929-1 4433 Los Angeles Mandeville Canyon, Santa Monica Mts 425 Comment
  UCR189709  Delphinium parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA191575  Delphinium parishii subsp. parishii Robert F. Thorne 1966-4-23 36150 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  RSA715158  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UC519729  Delphinium parryi Joseph Andorfer Ewan 1932-5-10 7461 Los Angeles w rim Verdugo Canyon Comment
  POM6343  Delphinium parryi M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  CHSC3730  Dendromecon rigida Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 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
  UCR271583  Descurainia pinnata R. G. Swinney 2011-5-19 14762 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UC1871058  Descurainia pinnata subsp. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4788 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
  SFV6291  Descurainia sophia M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Along main ridge road on north side of Oat Mountain. 1052 Comment
  RSA0080394  Dichelostemma capitatum R. G. Swinney 2010-3-24 12098 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  CAS-BOT-BC499434  Dichelostemma capitatum E. K. Balls 1954-5-26 19413 Los Angeles (Rancho Santa Ana Botanic Garden) Native plants in garden, Claremont Comment
  SDSU11628  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common on grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island Comment
  POM155740  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1928-4-10 1819 Los Angeles Santa Catalina Island, Johnson s Canyon. 61 Comment
Read comments Jul 21 2010
  UCR125639  Dichondra micrantha A. C. Sanders 2003-5-26 26850 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
  RSA714062  Digitaria sanguinalis G. Ocampo 2006-3-19 1674 Los Angeles Sobre College Ave., entre Bonita y 2nd St., lado E de la calle. Claremont. Comment
  SD235037  Diplacus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 395 Comment
  SD114418  Diplacus longiflorus Darley F. Howe 1915-1 46 Los Angeles Claremont Comment
  RSA783370  Diplacus longiflorus J. D. Olmsted 1959-4-3 338 Los Angeles At beginning of Johnson's Pasture fire road, North of Oxford from Baseline 549 Comment
  CATA3215  Distichlis spicata Julie L. King 2016-11-30 34 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 166 Comment
  LA12280  Distichlis spicata Joseph Andorfer Ewan; 1932-4-30 7432 Los Angeles Pacifc Electric right-of-way, Culver City Comment
  LA12294  Distichlis spicata A. M. Johnson; 1933-3-22 4183 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica, Pacific Palisades. Comment
  LA33378  Distichlis spicata Peter H. Raven; 1959-4-4 13980 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, About houses behind point. 21 Comment
  UC38077  Distichlis spicata J. Burtt Davy May 9-24 1896 2944 Los Angeles margin of Dry Lake, near Rosamond Comment
  UCR125175  Distichlis spicata A. C. Sanders, Mark Elvin 2002-6-25 25295 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR70848  Dodecatheon redolens I. M. Johnston 1919-7-6 2100 Los Angeles San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 2134 Comment
  POM48758  Drymocallis glandulosa var. viscida Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  CAS-BOT-BC67948  Dryopteris arguta Marcus E. Jones 1882-11-28 3032 Los Angeles Pasadena Comment
  LA200090  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1705 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  RSA482387  Dryopteris arguta Richard Noyes 1987-10-17 453 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  SFV14644  Dryopteris arguta S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Upstream of Ranger Station 2.5 miles, next to trail. 490 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA660268  Dudleya cymosa subsp. pumila Orlando Mistretta, Peter L. Morrell 1992-6-4 498 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA598224  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 346 Los Angeles Santa Catalina Island. NE facing slope above Pebbly Beach Dr. between Avalon Bay and Abalone Point. 23 Comment
  RSA660218  Dudleya lanceolata Fred Brooks 1988-5-7 45 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. 1372 Comment
  RSA733555  Dudleya lanceolata R. G. Swinney 1998-8-21 6779 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  SD207019  Dudleya lanceolata Reid Moran 1946-5-30 2063 Los Angeles San Gabriel Canyon; 8 kilometers below Rincon Guard St. 399 Comment
  RSA786893  Dudleya lanceolata Doris Bowers 1957-5-5 740 Los Angeles Road just N/o Puddingstone, La Verne 320 Comment
  SD73457  Dudleya lanceolata R. S. Woglum 1935-6-15 813 Los Angeles San Gabriel Mountains, San Gabriel River. Comment
  SD85166  Dudleya virens E. R. Blakley 1962-6-10 5244 Los Angeles San Clemente Island; 0.25 mile from mouth of canyon and on north slope, canyon between Eel Point and Seal Cove. 45 Comment
  POM243843  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 S- 4502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  IRVC28757  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  UC895466  Eclipta prostrata Louis C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills, Puddington Dam 274 Comment
  SBBG126182  Ehrharta erecta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36971 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr, E bank of San Gabriel River NE of its confluence with Walnut Crk, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA0108859  Eleocharis macrostachya Steven A. Junak 1998-6-12 SCa- 729 Los Angeles Santa Catalina Island: On E side of Catalina Harbor. 36 Comment
  UCR204561  Eleocharis montevidensis R. G. Swinney 2005-8-5 8378 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CHSC95290  Eleocharis parishii LeRoy Gross; Wayne Law 2000-8-8 4 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA295261  Eleocharis parishii Paul Currie 1969-07 13 Los Angeles Tapia Park, Santa Monica Mountains. 610 Comment
  RSA571882  Eleocharis radicans R. L. Moxley 1914-9-3 13 Los Angeles Arroyo Seco, Near Colorado Street bridge. Comment
Read comments Nov 12 2009
  UCR130504  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 453 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Rosemont St. and Seco St. 258 Comment
  IRVC28563  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA0094389  Elymus condensatus Richard G. Swinney 2011-5-31 14934 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR209217  Elymus elymoides R. G. Swinney 2008-6-17 9060 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA603025  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9906 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  LA206375  Elymus glaucus Barry A. Prigge; 1989-5-13 8751 Los Angeles Santa Susana Mountains, Devil Canyon, ca 1.8 mi. NW of junction of Simi Valley Frwy and Topanga Blvd, N of Chatsworth 426 Comment
  RSA3544  Elymus glaucus C. B. Wolf 1932-5-9 3488 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  RSA733579  Elymus glaucus R. G. Swinney 1998-7-29 6552 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  UCR190541  Elymus glaucus R. G. Swinney 2000-6-19 7826 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  SBBG128330  Elymus multisetus S. Ratay 2009-10-15 106 Los Angeles hill S of "Fox Country" SW of Wrigley Reservoir, midslope 444 Comment
  SBBG59338  Elymus multisetus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA0068077  Elymus trachycaulus R. G. Swinney 2010-10-13 14047 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCR125184  Elymus triticoides A. C. Sanders, Mark Elvin 2002-6-25 25263 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR190525  Elymus triticoides R. G. Swinney 1990-3-24 1553 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UC1871131  Emmenanthe penduliflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4808 Los Angeles Transverse Ranges; Liebre Mountains region; Parker Mountain and ridge to 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
  UCR190898  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR96144  Emmenanthe penduliflora B. G. Pitzer 1996-4-21 2709 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  CAS-BOT-BC131153  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-7-2 548 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  SBBG8067  Encelia actoni H. and M. Dearing 1940-4-29 4250 Los Angeles Mint Cyn, near Acton Comment
  SBBG39616  Encelia californica E. R. Blakley 1963-4-7 5507 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  SBBG45038  Encelia californica I. W. Clokey, B. Templeton -Mar-1929 4453 Los Angeles Mandeville Cyn 200 Comment
  UC1118060  Encelia californica R. St. John 1933-3-24 353 Los Angeles Aliso Canyon Santa Susana Quadrangle, Aliso Canyon Comment
  UCR195288  Encelia californica Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1169 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  RSA603040  Encelia farinosa L. C. Wheeler 1967-7-8 9943 Los Angeles San Gabriel Mountains: Point of hills between Fish and Van Tassel Canyons. Comment
  UCR178590  Encelia farinosa R. G. Swinney 1969-4-22 344 Los Angeles San Gabriel Valley, west side of junction of Sierra Madre Avenue and Vernon Ave., Azusa 198 Comment
  UCR272011  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  LA28379  Ephedra californica H. Lewis; 1940-4-5 1365 Los Angeles Palmdale Comment
  NY99490  Ephedra nevadensis S. D. Boyd 1996-5-1 8740 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Yound Canyon along the Pacific Crest Trail 853.4 Comment
Read comments Apr 24 2014
  UC1928582  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 110 Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA774787  Epilobium brachycarpum R. G. Swinney 2009-7-23 11385 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA86170  Epilobium canum Karen Bartholomew; 1966-5-11 20 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  LA94391  Epilobium canum subsp. canum Norman A. Cole; May 1964 316 D Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA588439  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  UCR273405  Epilobium canum subsp. canum R. G. Swinney 2011-10-27 15917 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA522450  Epilobium canum subsp. latifolium Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA733585  Epilobium canum subsp. latifolium R. G. Swinney 1998-7-24 6561 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  RSA588500  Epilobium canum subsp. latifolium H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  RSA588315  Epilobium ciliatum subsp. ciliatum Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  RSA0127464  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-7-18 10103 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  JEPS43881  Epilobium glaberrimum subsp. glaberrimum Frank W. Peirson 1921-7-17 2499 Los Angeles Prairie Fork <of> San Gabriel Riv. San Gabriel Mountains 2011 Comment
  RSA732765  Epipactis gigantea Richard G. Swinney 2000-5-25 7783 Los Angeles Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. 238 Comment
Read comments Nov 15 2010
  UC429310  Epipactis gigantea Geo. B. Grant June, 1904 Los Angeles Eagle Rock Canyon Pasadena Comment
  RSA84282B  Equisetum hyemale var. affine F. W. Peirson 1920-4-25 8450 B Los Angeles Arroyo Seco, Pasadena 411 Comment
Read comments Jan 4 2014
  UCR182751  Equisetum laevigatum R. G. Swinney 1997-7-22 5720 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
  POM9737  Equisetum laevigatum F. W. Peirson 1920-5-12 2133 Los Angeles El Monte Comment
  RSA0077549  Equisetum laevigatum G. Wallace 1964-5-11 s.n. Los Angeles Arcadia. Comment
  UCSC001070  Equisetum laevigatum Peter Kamb 1947-9-28 735 Los Angeles Pine Flats, San Gabriel Mts 1829 Comment
  CAS-BOT-BC174318  Eragrostis barrelieri A. C. Sanders; Mark A. Elvin 2002-8-27 25593 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, Santa Clara River Valley, south of Hwy 126 274 Comment
  CAS-BOT-BC204481  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 miles N Claremont 411 Comment
  UCD62985  Eragrostis cilianensis H. S. Yates 1936-8-28 6357 Los Angeles 5 miles ESE of Palmdale. 813 Comment
  RSA578716  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7610 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA421564  Eremocarpus setiger Anstruther Davidson 3657 Los Angeles Malibu Creek. Comment
  UCR238099  Eriastrum densifolium Mark A. Elvin, Margie P. Elvin, K. Elvin, A. Elvin 2003-7-1 2965 Los Angeles Western Transverse Range; Santa Susana Mountains, crest of the mountains at head of Salt Creek, 6.5 km SW of Stevenson Ranch 927 Comment
  RSA0106909  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-7-2 6247 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR126226  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  RSA0121166  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12930 Los Angeles 12 miles south of Munroc. Comment
  RSA0118101  Eriastrum rosamondense Sarah J. J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  UCR222803  Eriastrum sapphirinum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  UCD118315  Eriastrum sapphirinum G. Haught 1997-5-10 37 Los Angeles Santa Monica Mountains, between Stunt and Stoke Roads. Comment
  RSA0117758  Eriastrum sapphirinum subsp. dasyanthum Sarah J. J. De Groot, Linda Lee Worlow 2005-5-26 5013 Los Angeles Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Ave. Bajada of the San Gabriel Mountains. 398 Comment
  RSA0121269  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 1998-6-23 6766 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  SD241917  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mountains: Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd., on east side of El Encanto Parkway (Azusa 7.5'Q) 182 Comment
  CAS-BOT-BC514967  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC514969  Eriastrum sapphirinum subsp. dasyanthum Frank W. Peirson 1920-6-22 4708 Los Angeles Temescal Canyon 304 Comment
  RSA0121287  Eriastrum sapphirinum subsp. dasyanthum George B. Grant s.n. Los Angeles Santa Monica Range. Comment
  RSA0123073  Eriastrum sapphirinum subsp. dasyanthum Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UCR281297  Eriastrum sapphirinum subsp. sapphirinum R. G. Swinney 2014-4-18 16120 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UCR241085  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
  UC1432747  Ericameria cooperi var. cooperi J. L. Strother 1968-4-18 612 Los Angeles ca 20 mi w Route 14 (Route 138) 792 Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  HSC79973  Ericameria linearifolia James Henrickson 1973-5-12 9593 Los Angeles 9 mi. SW of Little Rock, .2 mi. S of Mt. Emma Rd., along Hwy. N3 1189 Comment
  JEPS31363  Ericameria linearifolia W. L. Jepson 1939-4-21 19245 Los Angeles Quail Lake Liebre Mountains Comment
  JEPS59917  Ericameria linearifolia Lewis S. Rose 1968-4-5 68016 Los Angeles Acton Mojave Desert 822 Comment
  LA202490  Ericameria linearifolia A. M. Johnson; 1932-4-17 3965 Los Angeles N of Palmdale Comment
  POM184702  Ericameria linearifolia Joseph A. Ewan 1932-5-29 7233 Los Angeles Lower Arrastre Canyon 854 Comment
  RSA0091519  Ericameria linearifolia R. G. Swinney 2010-5-12 12723 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
  RSA747369  Ericameria linearifolia R. G. Swinney 2008-6-10 8979 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  UCR255829  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-23 13882 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA149837  Ericameria palmeri var. pachylepis George W. Barclay 1839-10 3047 Los Angeles San Pedro Comment
  RSA739716  Ericameria parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges, San Gabriel Mtns, Upper Big Tujunga Canyon, 5.2 air miles SE of Roundtop Mt. 4 lair miles NE of Redbox Gap, 1.3 air miles SW of Vetter Mtn., 0.6 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2), S side of upper Big Tujunga Canyon road on slope above upper Big Tujunga Creek. 1274 Comment
  SFV21465  Ericameria parishii L. Gross 2001-9-1 446 Los Angeles Verdugo Mountains North side of mountains. Along Hostetter Mountain Way. Steep, old, bulldozed ridge line that runs east off of Hostetter. 610 Comment
  CAS-BOT-BC131664  Ericameria parishii var. parishii Moxley 1920-9-7 830 Los Angeles Mt. Wilson Toll Road 600 Comment
  UCSB6731  Ericameria pinifolia Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mountain Range 1036 Comment
  CAS-BOT-BC294822  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. e.n.e. of Valyermo, Holcomb Ridge Comment
  PASA1727  Erigeron foliosus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  SD239590  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  UCR202713  Erigeron foliosus R. G. Swinney 2001-8-18 8063 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 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
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SBBG31302  Erigeron foliosus var. foliosus R. F. Thorne 1965-6-22 34874 Los Angeles behind Bird Park 91 Comment
  PASA1735  Erigeron philadelphicus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM3808  Eriodictyon crassifolium var. crassifolium W. R. Dudley, F. H. Lamb 1896-6-8 4343 Los Angeles Kings Canyon, Liebre Mts. Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  RSA748438  Eriodictyon trichocalyx Justin M. Wood 2009-6-1 805 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  UCR209941  Eriodictyon trichocalyx R. G. Swinney 2008-7-15 9209 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR223300  Eriodictyon trichocalyx R. G. Swinney 2009-7-29 11424 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC219336  Eriodictyon trichocalyx var. trichocalyx Herman Knoche 1919-6-12 Series A, No. 807 Los Angeles Glendora Comment
  IRVC28811  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  CAS-BOT-BC241580  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3690 Los Angeles Acton Comment
  IRVC28810  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 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
  RSA393144  Eriogonum cinereum Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  RSA766379  Eriogonum cinereum C. Epling 1931-5-2 5988 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UC1032015  Eriogonum cinereum R. St. John 1933-2-15 338 Los Angeles Santa Ynez Canyon Calabasas Quad., Santa Ynez Canyon 91 Comment
  UCR147299  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA586653  Eriogonum clavatum Orlando Mistretta 1995-6-1 1752 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
Read comments Dec 22 2020
  UCR194063  Eriogonum davidsonii R. G. Swinney 1999-6-5 7259 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA0004980  Eriogonum davidsonii Anstruther Davidson 1892-8-20 s.n. Los Angeles Mt. Wilson Comment
  UCR126334  Eriogonum elongatum A. C. Sanders 2003-8-5 27107 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  RSA717059  Eriogonum elongatum Andrea Edwards, Pam De Vries 2006-4-11 66 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA65159  Eriogonum elongatum var. elongatum F. W. Peirson 1919-10-26 19 Los Angeles Along Pacific Electric tracks to Rubio Canyon, San Gabriel Mts. 549 Comment
  UC849404  Eriogonum elongatum var. elongatum P. A. Munz 1922-11-20 6569 Los Angeles hills s San Dimas Comment
  CDA22588  Eriogonum fasciculatum A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  CAS-BOT-BC253206  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles E. slope of Coldwater Canyon, Santa Monica Mts. 335 Comment
  CAS-BOT-BC253261  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 s.n. Los Angeles Camp 6, San Gabriel Canyon Comment
  CAS-BOT-BC253273  Eriogonum fasciculatum var. foliolosum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC250101  Eriogonum fasciculatum var. polifolium Tim Ross; Steve Boyd 1992-7-5 6605 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  JEPS86562  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-25 904 Los Angeles 0.3 rd. mi n, on e side of road Three Point (ca. 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon; 26 air kmk n of Castaic) 1036 Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  UC6285  Eriogonum fasciculatum var. polifolium J. Burtt Davy May 9 1896-May 24 1896 2534 Los Angeles Manjana Antelope Valley, Manjana Comment
Read comments Apr 10 2012
  SEINET7856417  Eriogonum gracile var. gracile M. A. Elvin 2003-8-8 2970 A Los Angeles NE end of Santa Susana Mtns, Val Verde 7.5' Q. 304 Comment
  RSA680179  Eriogonum gracillimum Scott D. White 2003-6-8 9500 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SBBG62140  Eriogonum gracillimum R. Hoffmann 1927-9-23 Los Angeles E end of Pine Cyn Comment
  SBBG62141  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SD236378  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert: NE edge of Plamdale ca 2 mi N of Pearland, 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q. 793 Comment
  RSA578519  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-6-22 8000 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1140 Comment
  RSA611517  Eriogonum maculatum Louis C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1159 Comment
  CAS-BOT-BC268782  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  SBBG64118  Eriogonum nudum Anstruther Davidson 1893-1 Los Angeles Big Rock Crk Comment
  CAS-BOT-BC269774  Eriogonum nudum var. pauciflorum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mts. 1524 Comment
  UC61703  Eriogonum nudum var. pauciflorum Geo. R. Hall Sep. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  RSA522451  Eriogonum nudum var. pauciflorum Tim S. Ross, Peter Fritsch 1990-7-10 4054 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest. 1634 Comment
  CHSC110083  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -9 Los Angeles 491 Comment
  RSA594298  Eriogonum plumatella Steve Boyd, Lauren Raz 1996-10-14 9063 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  SFV15540  Eriogonum pusillum K. C. Molina, K. L. Garrett 1992-5-10 21 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. In bed of dry wash. 1200 Comment
  SBBG64251  Eriogonum roseum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  UCR194009B  Eriogonum saxatile R. G. Swinney 1999-5-22 7186 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCSB23144  Eriogonum saxatile Wilken, Dieter 1967-7-1 Los Angeles Ridge west of headwaters of Soldier Creek; south of Highway 39 between Islip Saddle and Crystal Lake Junction, San Gabriel Mts 1767 Comment
  SBBG65500  Eriogonum thurberi R. Hoffmann 1929-4-27 Los Angeles near Castaic, Little Martinez Crk Comment
  UC635032  Eriogonum umbellatum var. munzii Frank W. Peirson 1922-7-5 4684 Los Angeles peak n Big Pines Camp; San Gabriel Mts. Comment
  UCR232382  Eriogonum viridescens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8063 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m east of Sierra Highway and 630 m north of Avenue F 703 Comment
  RSA766284  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-9 8408 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  CAS-BOT-BC297927  Eriophyllum confertiflorum W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC297929  Eriophyllum confertiflorum Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  OBI35602  Eriophyllum confertiflorum Rebecca Cicoria 1981-4-24 8 Los Angeles Sepulveda Canyon, Rolling Hills Comment
  POM357903  Eriophyllum confertiflorum M. Bisbee 1917-5-24 s.n. Los Angeles Dry hillsides, n. Eagle Rock Comment
  POM4910  Eriophyllum confertiflorum G. R. Stephenson 1909-5-30 56 Los Angeles Claremont. Comment
Read comments Oct 10 2009
  RSA0088575  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA599341  Eriophyllum confertiflorum var. confertiflorum Steve Boyd, Lauren Raz 1997-3-26 9370 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SBBG17979  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1963-4-9 5558 Los Angeles Pebbly Beach, S of Avalon 15 Comment
  SEINET13297609 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 15290 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UCR281632  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2014-6-5 16719 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA92657  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1921-7-19 2711 Los Angeles San Gabriel Mountains. 1981 Comment
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  UC1871146  Eriophyllum pringlei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4990 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA190995  Eriophyllum pringlei R. F. Thorne 1963-5-15 31682 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SD112730  Eriophyllum wallacei Darley F. Howe 1947-5-4 Los Angeles Near Vincent, western Mojave Desert. Comment
  UC1537023  Eriophyllum wallacei Gordon H. True Jr. 1935-3-6 56 Los Angeles Lovejoy Butte Lovejoy Butte (sandy s slope) 853 Comment
  UCR213768  Erodium botrys Scott D. White, Justin M. Wood 2009-5-6 12673 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  UCR62321  Erodium brachycarpum R. G. Swinney 1990-3-24 1551 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  POM293337  Erodium brachycarpum Lyman Benson 1947-3-29 12289 Los Angeles Indian Hill, City of Claremont. 427 Comment
  UCR126762  Erodium cicutarium A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26126 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
  LA200509  Erodium cicutarium C. L. Hogue; 1954-5-4 sn Los Angeles Santa Monica Mountains, off Mulholland Drive Comment
  LA32293  Erodium cicutarium Henry J. Thompson; 1959-3-27 1885 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA650523  Erodium cicutarium Richard A. Goodfellow 1948-3-29 s.n. Los Angeles In the parkway at the conter of California Ave. and Glendale Ave. Glendale. Comment
  UCSB9869  Erodium cicutarium Haller, John 1950-3-30 Los Angeles UCLS; base o faculty hill; near Sunset Blvd Comment
  RSA390924  Erodium moschatum H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  RSA390929  Erodium moschatum Tom Burch 1940-3-9 4020 -3 Los Angeles Redondo Beach. 0 Comment
  OBI44885  Erysimum capitatum David J. Keil, V. L. Holland, Michael Stiles, & Francis Villablanca 1987-4-30 20038 Los Angeles Ca. 1 mi W of jctn with Calif Rte 14 along Calif Rte 138 Comment
  SEINET10481318  Erysimum capitatum John T. Middleton Middleton 161 b Los Angeles Comment
  CHSC3662  Erysimum capitatum var. capitatum Mary MacArthur 1966-6-4 45 Los Angeles Chilao (upper). Along road. 1524 Comment
  RSA131042  Erysimum capitatum var. capitatum Percy C. Everett, E. K. Balls 1959-6-2 23831 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA303596  Erysimum capitatum var. capitatum J. R. Shevock 1970-3-7 22 Los Angeles Big Tujunga Canyon 610 Comment
  RSA530299  Erysimum capitatum var. capitatum Elbert Benjamine 1929-3-3 46 Los Angeles Gravelly hillside, La Crescenta. Comment
  RSA651365  Erysimum capitatum var. capitatum Earl J. Crowley 1949-5-4 s.n. Los Angeles San Dimas Canyon 457 Comment
  SD124799  Erysimum suffrutescens A. C. Sanders 1986-7-30 6823 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr. east of Vista Del Mar Blvd. 29 Comment
  UCSB8508  Erysimum suffrutescens Wedberg, H. 1957-3-25 Los Angeles Playa Del Rey Comment
  SBBG31345  Erythranthe cardinalis R. F. Thorne with P. C. Everett 1965-6-23 34969 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  SEINET5736547 Image available Erythrina macrophylla M. Reynolds, E. McClintock 1943-1 173 Los Angeles UCLA Botanical Garden.; UCLA Botanical Garden Comment
  RSA710753  Eschscholzia caespitosa Valerie L. Soza, Bill Hogshead 2003-4-23 1644 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 595 Comment
  UCR200043  Eschscholzia caespitosa Valerie Soza, B. Hogshead 2003-4-23 1644 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  CAS-BOT-BC403171  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CATA59  Eschscholzia californica Mark L. Hoefs, A. Douglas Propst 1973-3-3 37 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  RSA725900  Eschscholzia californica Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2920 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  CAS-BOT-BC403163  Eschscholzia californica unspecified 1901-4-9 s.n. Los Angeles Avalon, Central Canon [Canyon] near pump, Santa Catalina Id. [Island] Comment
  RSA483587  Eschscholzia californica var. crocea D. Charlton 1988-4-3 1707 Los Angeles West of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley. 1067 Comment
  SD262332  Eschscholzia ramosa Mitch Provance 2017-6-30 617 45 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. (Santa Catalina East 7.5'Q) 78 Comment
  UCSB43774  Eschscholzia ramosa Nakashima, L. 1982-4-17 Los Angeles On Renton Mine Road; .6 miles south of its junction with Mount Ada Road; on Santa Catalina Island 167 Comment
Read comments Dec 8 2014
  OBI69848  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 23 Los Angeles Near Tarzana Park, end of Beckford Rd Comment
  POM7010  Eucrypta chrysanthemifolia P. A. Munz, G. Williams 1919-4-5 2434 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA0081377  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-16 11915 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
  RSA599847  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd, Lauren Raz 1997-5-6 9763 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  NY519452  Eupatorium adenophorum T. S. Ross 1992-5-17 6375 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 737.6 Comment
  RSA0116847  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UC520375  Euphorbia helioscopia Louis C. Wheeler 1933-7-14 1936 Los Angeles near Rio Hondo (Potrero Chico); Potrero Chico 68 Comment
  RSA9651  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UCD143096  Euphorbia lurida R. F. Thorne; M. Z. Thorne 1969-7-9 38485 Los Angeles San Gabriel Mountains. Angeles National Forest. Table Mt. above Big Pines Ranger Station. 2118 Comment
  RSA0117871  Euphorbia melanadenia Robert L. Benson 1960-4-21 25 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 365 Comment
  UCR109013  Euphorbia melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., W side of divide between Little Tujunga and Ebey Canyon, along road 640 Comment
  POM222388  Euphorbia peplus L. C. Wheeler 1936-6-30 4195 Los Angeles Wolfskill Canyon 533 Comment
  UCR205677  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-29 37034 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  CDA19852  Euphorbia terracina P. Davis 2002-4-15 PDR 053578 Los Angeles Southern California; LAX property at 9100 S Hastings Ave. 0 Comment
Read comments May 30 2014
  RSA66311  Fallopia convolvulus F. W. Peirson 1918-5-26 1800 Los Angeles Hennigers Flat, Mt. Wilson Toll Road 854 Comment
  CATA1498  Festuca microstachys Mark L. Hoefs, Steven A. Junak 1996-5-1 2705 Los Angeles Santa Catalina Island: By road above Avalon Canyon, behind Wrigley Memorial 268 Comment
  SBBG19210  Festuca myuros M. A. Piehl 1963-12-7 631074 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  SEINET2473476 Image available Festuca myuros Richard G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 960 Comment
  UCR153571  Festuca octoflora A. C. Sanders 2005-5-11 30176 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA547430  Ficus carica Tim S. Ross 1992-5-17 6356 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 156 degrees SSE, ca 285m distant from the mouth of Shoemaker Canyon 640 Comment
  RSA0020289  Filago californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5103 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM277128  Filago californica E. S. Steele, H. S. Pratt 1935-5-10 s.n. Los Angeles West hills of Eagle Rock. Comment
  UCR194727  Filago gallica Valerie Soza, Laura Moore 2000-5-10 830 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  SBBG12445  Foeniculum vulgare P. H. Raven 1962-4-10 17252 Los Angeles above Wilson Cove 182 Comment
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
Read comments Apr 30 2015
  POM18144  Forestiera pubescens P. A. Munz 1923-5-26 6835 Los Angeles head of Vincent Gulch. 2012 Comment
  RSA0036426  Forestiera pubescens LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6982 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
  UCR177164  Forestiera pubescens LeRoy Gross 2001-3-25 360 a Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 549 Comment
  RSA730391  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA20513  Frankenia grandifolia P. A. Munz 1923-4-11 6769 Los Angeles San Clemente Island, along west coast Comment
  CAS-BOT-BC223757  Frankenia salina Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Is. Comment
  CAS-BOT-BC223759  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  SBBG12020  Frankenia salina P. H. Raven 1962-7-11 18014 Los Angeles Wilson Cove 60 Comment
  NY169406  Franseria strigulosa L. T. Chamberlain s.n. Los Angeles Comment
  UC1929534  Frasera neglecta Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1685 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1921 Comment
  POM98783  Frasera parryi M. E. Churchill 1926-5-2 a.n. Los Angeles San Dimas Canyon. Comment
  CDA5386  Fraxinus uhdei C. R. Tower Sep 1950 Los Angeles West bank of Rio Hondo, Montebello. 0 Comment
  SEINET6646745  Fremontodendron californicum W. D. Billings 1951-6-18 2104 Los Angeles Tanbark Flat, San Dimas Exp. Forest, San Gabriel Range 823 Comment
  UCR256544  Fremontodendron californicum Anuja Parikh, Nathan Gale 2011-6-14 3464 Los Angeles Transverse Range: San Gabriel Mountains, north ofAliso Canyon, 0.1 mi west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1222 Comment
  SBBG17155  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camp area, on Santa Monica Girl Scout Camp Comment
  UCR216911  Galium angustifolium R. G. Swinney 2009-3-17 10129 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  UCR227649  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-12 31634 Los Angeles Channel Islands; Santa Catalina Island, upper end of Middle [Ranch] Canyon 305 Comment
  LA82081  Galium angustifolium subsp. angustifolium O. H. Kappler; 1940-7-1 65 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UC575026  Galium angustifolium subsp. angustifolium E. Lloyd 1933-5-5 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  RSA592014  Galium angustifolium subsp. foliosum Mark Hoefs, D. Propst 1973-4-6 142 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  RSA0022954  Galium angustifolium subsp. gabrielense Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5135 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA733425  Galium angustifolium subsp. gabrielense R. G. Swinney 2000-5-28 7788 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Redbox Road 3.1 mi. SW of Hwy 39 at Rincon Station 305 Comment
Read comments Nov 3 2011
  UC1971208  Galium angustifolium subsp. gabrielense Scott D. White, Dave Bramlet 1998-8-11 7048 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Highway 2. 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
  JEPS54621 Image available Galium angustifolium subsp. nudicaule L. T. Dempster and G. L. Stebbins 1966-6-16 4236 Los Angeles ne of Chilao Recreation Area (Angeles Crest Highway); Cloudburst Summit; Angeles Crest Hwy., Los Angeles Co. 2139 Comment
  RSA747364  Galium angustifolium subsp. nudicaule Orlando Mistretta 1994-7-12 1404 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  CDA9422  Galium aparine D. G. Kelch 1991-3-23 1308 Los Angeles Catalina Island. East of Avalon. Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  POM367736  Galium aparine Freda Detmers 1929-4-13 s.n. Los Angeles Horse Trail, Santa Catalina Island. Comment
  POM367741  Galium aparine Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  RSA588082  Galium aparine Orlando Mistretta, Tim S. Ross 1994-6-1 1295 Los Angeles San Gabriel Mountains: Santiago Canyon. 1799 Comment
  RSA549185  Galium californicum subsp. flaccidum Tim S. Ross, Peter Fritsch 1990-6-20 3663 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SDSU9325  Galium catalinense R. M. Beauchamp 1967-3-18 276 Los Angeles Growing beside rocks on slope in canyon below Lemon Tank. San Clemente Island. Comment
Read comments May 16 2008
  POM155741  Galium catalinense subsp. catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  RSA653388  Galium grande Steve Fischer 1998-7-24 SFCNPS 21 Los Angeles On lower side of Upper Winter Creek Trail. 744 Comment
  SEINET11616248  Galium hallii V. Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains, along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell. 2027 Comment
  SEINET3245983  Galium hilendiae R. G. Swinney 2009-1 10828 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  JEPS21682  Galium jepsonii Rimo Bacigalupi with Reino Alava 1958-7-20 6422 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, near base of n-facing side of Kratka Ridge); San Gabriel Mountains, Angeles National Forest, Little Rock 2072 Comment
  RSA0051341  Galium jepsonii Valerie Soza 2004-6-17 1723 b Los Angeles San Gabriel Mountains, along Pacific Crest Trail, from Cloudburst Summit to Cooper Canyon, just below summit along Hwy 2. 2103 Comment
  RSA585935  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2638 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon 1308 Comment
  SD70484  Galium johnstonii Lauramay Dempster, Clare Hardham 1965-6-16 4118 Los Angeles South slope, on Angeles Crest highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains (mak 10/07) Comment
  CATA1224  Galium parisiense Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2290 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UC1409198  Galium porrigens Robert F. Thorne 1971-4-2 41416 Los Angeles n Mountain Ave.; San Gabriel Mts., Claremont, Johnson's Pastures 548 Comment
  SBBG112944  Gamochaeta ustulata S. A. Junak 1998-5-16 SCa 699 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 381 Comment
  POM258632  Gaura sinuata Garrettson 1938-6-10 s.n. Los Angeles Beet field east of Puente. Comment
  UCR189873  Gayophytum R. G. Swinney 1998-7-21 6484 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
Read comments May 1 2012
  UCR193138  Gayophytum R. G. Swinney 1998-7-14 6449 A Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA586697  Gayophytum diffusum subsp. parviflorum Orlando Mistretta, Mark A. Elvin 1995-6-20 1799 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA638976  Gayophytum diffusum subsp. parviflorum Valerie L. Soza, LeRoy Gross 1999-9-14 641 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  SBBG125460  Gayophytum heterozygum A. Parikh, N. Gale 2010-6-18 3328 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  UC1122619  Gayophytum oligospermum Jerome S. Horton 1935-8-1 234 Los Angeles near Fern Canyon; Cucamonga Quadrangle, Dry Lake Comment
  SD212592  Genista monspessulana Jennifer H. Jones, Jay H. Jones 2006-6-4 382 Los Angeles Foothills of San Gabriel Mountains; Webb Canyon Road. 415 Comment
  RSA598847  Gilia Steve Boyd, T. S. Ross 1997-3-21 9220 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR214065  Gilia A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37950 Los Angeles Tehachapi Mountains, Crane Canyon, 0.83 mi. SE (142 deg. ) of Castac Lake, 1.81 mi. NE (35 deg. ) of Gorman, just S of Kern Co. line 1128 Comment
  JEPS69442  Gilia angelensis Frank W. Peirson 1919-5-14 424 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 762 Comment
  SBBG31491  Gilia angelensis R. F. Thorne 1966-4-6 Los Angeles ca. 1 mi W of Empire Landing 213 Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  UCR263064  Gilia cana Mitch Provance 2008-4-14 10139 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SD178204  Gilia capitata A. C. Sanders, T. B. Salvato 2005-4-26 29682 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. On south-facing slopes. 594 Comment
  RSA470228  Gilia capitata subsp. abrotanifolia Geo Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  UCR186998  Gilia latiflora A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32238 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR194159  Gilia latiflora A. C. Sanders 2008-4-13 34875 Los Angeles Western Mojave Desert, Antelope Valley, Lancaster Rd. near California Poppy Reserve, c. 0.8 mi. west of Munz Ranch Rd., 9.8 mi. (air) NW of Quartz Hill 806 Comment
  RSA0115692  Gilia latiflora subsp. elongata A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mnts. Foothills/W Mojave Desert; west end of Antelope Valley, hills c. 1.25 mi NE of Quial Lake, c. 0.7 mile north of Hwy 138. 970 Comment
  RSA0062844  Gilia latiflora subsp. latiflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6767 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC23664  Gilia latiflora subsp. latiflora J. H. Barber 1897-6-28 208 Los Angeles Kentucky Springs Kentucky Springs (Southern California) Comment
  RSA729729  Gilia modocensis R. G. Swinney 1999-5-22 7208 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  UCR68924  Gilia nevinii Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4262 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CHSC95704  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  CAS-BOT-BC401993  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Peter Fritsch 1990-6-28 3951 Los Angeles Liebre Mountains. Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon 1536 Comment
  RSA0017200  Gilia ochroleuca subsp. vivida Verne Grant, Alva Grant 1951-6-15 16055 Los Angeles Big Pines to Inspiration Point. 2134 Comment
  UCR23181  Gilia splendens Polly Schiffman 1981-5-23 026 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  POM358699  Glyptopleura setulosa H. de Forest 1937-4-3 315 Los Angeles Near Lancaster. Comment
  RSA0104647  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 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
  RSA156207  Gnaphalium californicum L. R. Abrams 1902-6-15 2547 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA485354  Gnaphalium californicum Steve Boyd, Thomas Elias 1987-4-14 2035 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA650964  Gnaphalium californicum A. E. Hersh 1950-7-9 s.n. Los Angeles roadside [Topanga] Canyon, about 2 miles from west end. 91 Comment
  UCR154437  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2005-5-24 30254 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
  UCR204863  Gnaphalium californicum R. G. Swinney 2006-6-18 8538 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  LA203656  Gnaphalium leucocephalum Louis Wheeler; 1931-9-11 136 Los Angeles 2 mi. NE of La Verne 373 Comment
  LA32053  Gnaphalium palustre Peter H. Raven; Henry J. Thompson 1959-9-6 14392 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  LA204727  Grayia spinosa S. Atsatt; 1926-4-20 sn Los Angeles Lancaster Comment
  RSA244777  Guillenia lasiophylla F. R. Fosberg 1931-4-13 4594 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island 25 Comment
  RSA628871  Guillenia lasiophylla L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  UC1563060  Guillenia lasiophylla Steve Boyd and Orlando Mistretta 1986-3-31 1565 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA67364  Guillenia lasiophylla F. W. Peirson 1923-4-12 3451 Los Angeles Wilson s Cove, San Clemente Island. Comment
  UCR144094  Gutierrezia californica Scott D. White 1997-5-7 5058 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UC112087  Halleria lucida H. M. Hall 1907-6-7 7933 Los Angeles Los Angeles Calif. (Elysian Park) Comment
  SBBG128205  Hazardia cana M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2199 Los Angeles Horse Beach Cyn, ca. 2.5 mi N of China Point 183 Comment
  JEPS26168  Hazardia squarrosa var. grindelioides Peter H. Raven and Henry J. Thompson 1959-9-18 14453 Los Angeles University of California Santa Monica Mountains, West Los Angeles, University of Cali 152 Comment
  RSA188503  Helenium bigelovii R. F. Thorne, John Olmsted 1965-8-26 35358 Los Angeles Angeles National Forest: along switchback below Guffy Camp on Blue Ridge 2470 Comment
  RSA733776  Helenium bigelovii R. G. Swinney 1998-7-29 6537 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  SBBG65774  Helenium bigelovii E. Crow 1930-6-29 Los Angeles trail between Coldbrook and Pine Flats Comment
  CAS-BOT-BC309437  Helenium puberulum Scott D. White; Dave Bramlet 1998-8-11 7041 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2 2010 Comment
  CAS-BOT-BC309439  Helenium puberulum Geo. B. Grant 1904-6-5 s.n. Los Angeles Unspecified Comment
  RSA295260  Helianthemum scoparium Jon Nickoloff 1973-5-2 730502 -5 Los Angeles on ridge 600' N. of Mt. Wilson trail, Sierra Madre; S facing ridge. 304 Comment
  RSA80682  Helianthemum scoparium F. W. Peirson 1920-4-22 115 Los Angeles foothill of Rubio Canyon 533 Comment
  CHSC8382  Helianthus annuus Edward L. Smith 1957-4-30 250 Los Angeles Located in a wash at Claremont. 365 Comment
  POM14243  Helianthus annuus subsp. lenticularis Minnie Reed 1895-8-7 15258 Los Angeles Pomona. Comment
  JEPS30479  Helianthus gracilentus Henry J. Thompson 1959-5-2 1977 Los Angeles Yerba Buena Road 1.2 mi w of junction with Mulholland Highway; Santa Monica Mountains 609 Comment
  UC306229  Heliotropium curassavicum S. B. Parish 1918-6-5 11861 Los Angeles Playa del Rey Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  POM246524  Hemizonia clementina F. R. Fosberg 1931-4-8 S 4505 Los Angeles Avalon; Santa Catalina Island. 2 Comment
  POM360257  Hemizonia fasciculata George R. Johnstone 1934-5-20 18974 Los Angeles Santa Catalina Is. Descanso Canyon. Comment
  UCR125132  Hemizonia fasciculata A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25100 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
  RSA616544  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Pass Rd., turnout at unnamed dirt rd., ca. 1/2 mi E of Lilac Ln. Comment
  CHSC95506  Hesperocnide tenella LeRoy Gross; Valerie Soza 2003-5-15 913 a Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  SD260144  Hesperoyucca whipplei R. G. Swinney 2010-5-19 12807 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 National Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 1335 Comment
  LA20819  Heteromeles arbutifolia Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  RSA0072416  Heteromeles arbutifolia M. E. Siqueiros D. 1997-3-19 4381 Los Angeles Bernard Field Station of the Claremont Colleges. NW corner of Mills Ave. and Foothill Blvd. SE of Phake Lake. 412 Comment
  RSA0072406  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62496 Los Angeles Santa Catalina Island. Near junction of main road and White's Landing Road. Comment
  UCSB2814  Heteromeles arbutifolia Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 457 Comment
  RSA573693  Heterotheca fastigiata Timothy S. Ross 1990-8-17 3184 Los Angeles San Gabriel Mtns.; Prairie Fork. 1799 Comment
  JEPS20379  Heterotheca grandiflora Elizabeth Day Palmer 1908-8-2 Los Angeles Los Angeles Comment
  UCR174982  Heterotheca grandiflora Holly Summers 2006-4-30 006 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  RSA0074074  Heterotheca grandiflora L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  CAS-BOT-BC310854  Heterotheca sessiliflora subsp. fastigiata F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  LA203939  Heterotheca sessiliflora subsp. fastigiata Louis Wheeler; 1933-9-26 2134 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  SFV12576  Heterotheca sessiliflora subsp. fastigiata M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 865 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 317 Comment
  RSA0062930  Heuchera elegans Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  RSA0063105  Heuchera elegans L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  UCR190782  Hieracium albiflorum R. G. Swinney 1999-7-5 7537 Los Angeles San Gabriel Mtns., upper Cedar Canyon, c. 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1915 Comment
  RSA0022373  Hirschfeldia incana Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5133 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC55359  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-9-6 14376 Los Angeles Santa Monica Mountains. Near mouth of Malibu Creek. 12 Comment
  UCD115135  Hirschfeldia incana Daryl Koutnik 1978-3-27 167 Los Angeles Johnson's Pasture. At north end of Mountain Ave, Claremont. 579 Comment
  RSA594578  Holodiscus microphyllus Louis C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  POM128503  Hordeum brachyantherum subsp. californicum Le Roy Abrams 1901-06 1718 Los Angeles Mesmer. Comment
Read comments Jun 26 2015
  SD52845  Hordeum intercedens Peter H. Raven 1962-4-9 17141 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  SBBG120074  Hordeum marinum subsp. gussoneanum A. C. Sanders 2005-5-5 29937 Los Angeles SW end of Cruzan Mesa at site of former dairy, E of Bench Mark "Plum"; Santa Clarita area 655 Comment
  CAS-BOT-BC532280  Horkelia cuneata var. puberula I. M. Johnston 1918-5-1 1892 Los Angeles Southern California, San Antonio Canon Wash between Upland and Claremont 365 Comment
  CAS-BOT-BC144035  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  CAS-BOT-BC213006  Hosackia crassifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3355 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  SEINET3245996  Hosackia crassifolia R. G. Swinney 2009-1 11479 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. Mescal Creek. 628 Comment
  LA205037  Hosackia crassifolia var. crassifolia Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET957960  Hosackia oblongifolia V. Duran 1933-1 3698 Los Angeles Buckham, San Gariel Mts. 1981 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  PASA2225  Hulsea vestita var. callicarpha Frank W. Peirson 1921-6-15 Los Angeles Trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  CDA2199  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Northwest corner of Sunset Blvd. & Groverton Street, Westwood. 0 Comment
  CAS-BOT-BC401311  Hypericum scouleri Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8105 Los Angeles Liebre Mountains. Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring 847 Comment
  CATA1582  Hypochaeris glabra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2852 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  RSA601568  Hypochaeris glabra L. C. Wheeler 1967-6-15 9814 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  RSA34196  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  CAS-BOT-BC315737  Isocoma menziesii var. decumbens Martin A. Piehl 1963-12-8 631104 Los Angeles 100 yards inland in Horse Beach Canyon just e. of China Pt., San Clemente Island 7 Comment
  UC32928  Isocoma menziesii var. vernonioides Katharine Curran 1883-8-1 Los Angeles Newhall Comment
Read comments Nov 23 2006
  LA211270  Isolepis cernua Arthur C. Gibson; Tarja Sagar, Tony Valois 2007-9-6 5175 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach Comment
  UCR141029  Ivesia santolinoides June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UCR126712  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA9659  Juglans californica Louis C. Wheeler 1932-4-2 549 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  SFV5524  Juglans californica var. californica W. A. Kelley May 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR177169  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  UC1950784  Juncus A. C. Sanders, Mark A. Elvin 2002-6-22 25279 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  UCR204560  Juncus R. G. Swinney 2005-8-5 8377 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
Read comments Mar 21 2019
  SBBG57234  Juncus acutus R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  CATA116  Juncus acutus subsp. leopoldii Peter Henrikson 1987-5-8 87 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  UCR187101  Juncus balticus A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR273745  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA368155  Juncus bufonius var. bufonius L. C. Wheeler 1933-11-19 2273 Los Angeles San Gabriel Canyon. 335 Comment
  RSA509578  Juncus bufonius var. occidentalis L. C. Wheeler 1967-8-2 10328 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  UCR210114  Juncus duranii R. G. Swinney 2008-7-24 9348 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA587170  Juncus macrophyllus Orlando Mistretta 1995-10-2 1933 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  SD124370  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles San Clemente Island, east side of island, next [to] major drainageway and canyon southeast of Lemon Tank, at seasonal pool. Comment
  SEINET6174589  Juncus phaeocephalus var. paniculatus G. B. Grant 1904-6-10 636 -6117 Los Angeles Sherman Comment
  UCR168559  Juncus textilis Joseph A. Ewan 1930-10-22 3431 Los Angeles Transverse Ranges; Liebre Mtns region, Bouquet Canyon, 5 miles above mouth 488 Comment
  UCR180565  Juncus xiphioides Scott D. White, Andrea Warniment 2006-7-18 11632 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  CAS-BOT-BC81012  Juniperus californica Mrs. E. C. Sutliffe 1931-10-1 s.n. Los Angeles between Pasadena and Mojave, along the road Comment
  RSA597879  Juniperus californica F. C. Vasek 1964-5-27 640527 -5 Los Angeles In yucca grove between Gorman and Lancaster in Antelope Valley. Comment
  RSA710805  Juniperus californica LeRoy Gross 2005-5-3 2244 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UCR184348  Juniperus californica A. C. Sanders 2007-4-19 33457 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SEINET10613609  Juniperus californica William H. Brewer Brewer 110 Los Angeles California State Survey. In dry places near San Gabriel Canon. Sent by Prof. Brewer 1861. Comment
  SEINET8981245 Image available Juniperus chinensis Arboretum Staff 68 P934 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  CAS-BOT-BC235742  Keckiella cordifolia L. R. Abrams; Ira L. Wiggins 1931-7-6 379 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC235764  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. About 1/2 way to mexican houses 60 Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  RSA401699  Keckiella cordifolia T. B. Merson 1940-7-11 20513 Los Angeles Griffith Park. Comment
  SD252360  Keckiella cordifolia Steven A. Junak 2000-5-19 Sca 1321 Los Angeles Santa Catalina Island: N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W os powerline route. 228 Comment
  LA82505  Koeleria macrantha O. H. Kappler; 1943-5-9 401 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA720490  Koelreuteria bipinnata R. G. Swinney 1997-9-27 5878 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
  RSA247966  Krascheninnikovia lanata R. F. Thorne, Gary D. Wallace 1973-4-24 43435 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG72611  Krascheninnikovia lanata M. N. Ackley 1927-5-8 100 Los Angeles Little Rock foothills 914 Comment
  SEINET7585557 Image available Kyllinga brevifolia G. L. Skutt s.n. Los Angeles Pasadena. Comment
  RSA640039  Lactuca serriola Steven A. Junak 1996-10-2 SCI 700 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  CAS-BOT-BC341490  Lagophylla ramosissima Timothy S. Ross; Steve Boyd 1994-6-23 8040 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  RSA713822  Lagophylla ramosissima Mark Elvin 2003-6-12 2946 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  UC2026448  Lagophylla ramosissima Louis C. Wheeler 1967-6-26 9865 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  CATA3218  Lamarckia aurea Julie L. King 2016-11-30 37 Los Angeles Santa Catalina Island: North side of Quarry Haul Rd., about 0.6 road miles from SE junction with Empire Landing Rd. 134 Comment
  UC50511  Lamarckia aurea Harley P. Chandler 1897-4-12 Los Angeles Claremont 365 Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  UC519990  Lamium amplexicaule Louis C. Wheeler 1932-5-30 796 Los Angeles 2 mi ne La Verne 373 Comment
  RSA592153  Lamium amplexicaule Louis C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 610 Comment
  UCR205532  Lantana camara A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36972 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA123087  Larrea tridentata H. A Jensen 1933-6-1 323 Los Angeles S of Rock Creek Ditch. Rock Creek. Comment
  POM361486  Lasthenia californica Geo L. Moxley 1914-7-22 s.n Los Angeles Supramore Grove Comment
  SBBG31090  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles ca. 1 mi W of Empire Landing Comment
  SJSU7537  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  UC2061411  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 5 Los Angeles Tejon Ranch. Mojave Side; close to 290th Street Gate (Loomis Gate). Comment
  RSA786887  Lasthenia gracilis Doris Bowers 1957-3-23 933 Los Angeles Rocky Point, LaVerne. 335 Comment
  UCR88527  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  POM1799  Lathyrus vestitus subsp. alefeldii C. F. Baker 1904-7-22 4187 Los Angeles Monrovia Comment
  CATA83  Lathyrus vestitus var. alefeldii Mark L. Hoefs 1973-3-13 64 Los Angeles Santa Catalina Island: Upper Avalon Canyon by road above Wrigley Memorial 213 Comment
  RSA90280  Lathyrus vestitus var. vestitus F. W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 473 Comment
  SEINET3143225  Lavatera assurgentiflora Unknown 1904-1 672 -4841 Los Angeles Santa Catalina Island, Pacific Ocean off coast of S California Comment
  CAS-BOT-BC321531  Layia glandulosa Alice Eastwood 1906-5-27 236 Los Angeles Roscoe [Big Tujunga Wash] Comment
  RSA702959  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SBBG89130  Layia glandulosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7768 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  RSA92276  Layia glandulosa F. W. Peirson 1921-5-19 2413 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  UC1069734  Layia glandulosa A. D. Gifford 1935-3-15 466 Los Angeles 2 mi from mouth Elizabeth Lake Canyon; Tejon Quadrangle Comment
  UC53938  Layia glandulosa Ernest Braunton 1902-5-10 324 Los Angeles Rivera Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  SBBG31091  Layia platyglossa R. F. Thorne 1966-4-6 35928 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  SBBG95244  Layia platyglossa M. B. Dunkle 1928-4-10 1834 Los Angeles Johnson's Cyn 243 Comment
  SFV4011  Layia platyglossa K. A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCSB52708  Layia platyglossa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  CATA540  Lepechinia fragrans Sara L. Crockett 1997-5-1 700 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  RSA640315  Lepechinia fragrans Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Wolfskill Canyon. Comment
  SDSU7301  Lepechinia fragrans D. F. Howe 1953-5-2 2270 Los Angeles Head of Wain Canyon, Comment
Read comments Dec 5 2014
  RSA0116327  Lepidium didymum Steven A. Junak 1999-5-22 SCa- 1012 Los Angeles Santa Catalina Island. Avalon Canyon, at entance to Catalina Stables. 49 Comment
  SBBG70810  Lepidium flavum Anstruther Davidson 1895-1 Los Angeles Lancaster Comment
  UCSB2385  Lepidium fremontii Ralph, F. 1960-4-1 Los Angeles N. side of Calif. Hwy. 138; 9.0 miles E. of its jct. with the road to Valyermo & Big Pines; E. of Pear Blossom; 0.6 miles W. of jct. with road to Victorville; Mojave Desert Comment
  RSA251532  Lepidium lasiocarpum R. F. Thorne 1973-4-11 42874 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UC72930  Lepidium virginicum Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  CATA1418  Lepidium virginicum subsp. menziesii Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 1996-2-12 2575 Los Angeles Santa Catalina Island: Upper Avalon Canyon at Hermit's Gulch Campground 91 Comment
  CAS-BOT-BC60037  Lepidium virginicum var. menziesii Alice Eastwood 1919-5-29 9001 Los Angeles San Gabriel Canyon. Comment
  UC10651  Lepidium virginicum var. pubescens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  JEPS37112  Lepidospartum latisquamum Frank W. Peirson 1923-9-1 4017 Los Angeles w end Swarthout Valley (about 1 mi e of Big Pines at the Divide); San Gabriel Mountains, Swartout Valley 2011 Comment
  SFV6868  Lepidospartum squamatum T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 566 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  RSA122196  Leptosiphon aureus subsp. aureus A. D. Gifford 1935-3-27 520 Los Angeles Kings Canyon. 1067 Comment
  UCSB32970  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mts.; Table Mtn. Campground; N of Big Pines 2220 Comment
Read comments Aug 20 2013
  POM321779  Leptosiphon grandiflorus Esther Gerberding 1972-5-15 38 Los Angeles The wash at Pomona college, Claremont 335 Comment
  LA202233  Leptosiphon liniflorus Arthur C. Gibson; 2005-6-29 5041 Los Angeles SANTA MONICA MOUNTAINS, Agoura Hills, Cornell Corner opposite Cornell Way. Comment
  RSA584338  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Darin L. Banks 1994-4-12 7468 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  SFV3845  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  UCSB43296  Leptosyne bigelovii Murphey, Tom 1982-5-20 Los Angeles On north side of frontage road, along Interstate 5, 500 yards west of Hungry Valley Road offramp 914 Comment
  UCR160790  Lessingia filaginifolia David Charlton, Robb Fishman 1990-7-30 3909 Los Angeles Mojave Desert, Palmdale, corner of Ave. 'P' and Sierra Highway 797 Comment
  CAS-BOT-BC339284  Lessingia glandulifera var. glandulifera Ernest Braunton 1902-9-1 694 Los Angeles Arroyo Seco Comment
  POM153337  Lessingia glandulifera var. glandulifera P. A. Munz, I. M. Johnston 1928-9-5 11177 Los Angeles road from Rock Creek to Big Pines 1371 Comment
  RSA587171  Lessingia glandulifera var. glandulifera Orlando Mistretta 1995-10-2 1932 Los Angeles San Gabriel Mountains: Little Rock Creek. Basin Campground 1037 Comment
  UC729517  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-9-15 4078 Los Angeles 2.5 mi above Saugus Glenwood's Cafe on Highway; Mint Canyon 457 Comment
  CAS-BOT-BC123033  Lessingia lemmonii var. peirsonii Frank Warrington Peirson 1923-6-9 3550 Los Angeles Liebre Mts., at lowest point between the divides of Pine and Oak Grove Canyons 1173 Comment
  RSA729948  Leymus triticoides R. G. Swinney 1999-5-8 7134 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  UC817472  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  UCD86639  Leymus triticoides Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA651264  Lilium humboldtii subsp. ocellatum Russell S. Woglum 1935-08 2443 Los Angeles San Gabriel Canyon, North Fork Soldier Creek. [San Gabriel Mountains] Comment
  UCD98515  Limonium perezii Arthur Alcantara; Earl Brown 1993-4-6 s.n. Los Angeles Palos Verdes Peninsula, Hawthorne Blvd. to end towards ocean, make rt. On Palos Verdes Dr. West, left on Via Margarita to end, hike through gate down cliffs to shoreline, sea level. 540 Comment
Read comments Jul 8 2014
  SDSU3168  Linanthus aureus D. F. Howe 1948-5-2 1779 Los Angeles Desert side of Angeles Crest Highway, San Gabriel Mtns. Comment
Read comments Nov 19 2014
  UC1728657  Linanthus breviculus Richard Olmstead 1986-6-8 789 Los Angeles near picnic ground at Chilao Chilao 1600 Comment
  CAS-BOT-BC226765  Linanthus californicus V. June Wetherell; C. F. Quibell 1960-4-29 242 Los Angeles Angeles National Forest, along road to Crystal Lake Recreation Area Comment
  LA206677  Linanthus californicus M. Zaitlin; 1951-4-14 sn Los Angeles Angeles National Forest, Elizabeth Lake Canyon 304 Comment
  LA33442  Linanthus californicus Henry J. Thompson; 1959-3-27 1879 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  POM230717  Linanthus californicus I. W. Clokey, B. C. Templeton 1936-5-18 6805 Los Angeles San Gabriel Canyon. Comment
  SEINET7042272  Linanthus ciliatus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA679942  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 941 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  POM364564  Linanthus dianthiflorus subsp. dianthiflorus Blanche Trask 1901-03 H.- 3017 Los Angeles Catalina Island. Comment
  RSA579799  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-24 7862 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA599336  Linanthus parryae Steve Boyd, Lauren Raz 1997-3-26 9364 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR162296  Linaria bipartita Anuja Parikh, Nathan Gale 2004-6-3 2036 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  RSA0022055  Linum usitatissimum R. G. Swinney 2009-4-13 10324 Los Angeles 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
  UCR17163  Lithophragma affine P. H. Raven, H. J. Thompson 1960-4-24 15124 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Decker Road on Mulholland Hwy 610 Comment
  RSA468207  Lithophragma affine subsp. mixtum Freda Detmers 1929-4-13 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  CLARK-A1528-4106  Lithophragma heterophyllum John C. Roos 1942-4-18 1083 Los Angeles San Gabriel Mountains Comment
Read comments Aug 22 2016
  RSA436328  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3044 Los Angeles North Fork, San Gabriel River. Comment
  SJSU13574  Lobelia dunnii var. serrata C. W. Sharsmith 1940-8-29 4223 Los Angeles at head of Eaton Canyon, San Gabriel Mts 1371 Comment
  VVC151  Lobularia maritima P. J. MacKay 1975-4-22 s.n. Los Angeles Campus of Cal Poly Pomona, Manison Lane 220 Comment
  CAS-BOT-BC60185  Lobularia maritima Peter H. Raven 1959-2-15 13784 Los Angeles Santa Monica Mountains. Beverly Glen Canyon, 2.6 miles north of Sunset Boulevard. 213 Comment
  POM320497  Lobularia maritima Greg Wright 1971-6-26 205 Los Angeles Live Oak Canyon Dam drainage basin, west of Live Oak Canyon Road, Northwest of Claremont. Pacific slope drainage area. 396 Comment
  UCR127650  Loeflingia squarrosa A. C. Sanders, Mark Elvin 2002-6-18 25138 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  CAS-BOT-BC342195  Logfia filaginoides F. W. Peirson 1921-6-20 5278 Los Angeles West fork San Gabriel River, San Gabriel Mts. 533 Comment
  CATA60  Logfia filaginoides USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  UCR276928  Logfia filaginoides R. G. Swinney 2011-3-29 14262 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
  SFV3917  Logfia filaginoides R. L. Armacost 1959-6-2 1172 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  RSA601834  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC398767  Lomatium macrocarpum Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  UC1605194  Lomatium mohavense Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 5015 Los Angeles ca. 0.6 mi. e.-s.e. Acton (s. edge of Soledad Canyon Wash); San Gabriel Mts., Acton Quad., Soledad Canyon Wash 841 Comment
  UC875165  Lomatium mohavense Ralph Hoffmann 1932-4-27 Los Angeles Palmdale Comment
  UCR190455  Lomatium mohavense R. G. Swinney 2001-4-18 7893 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA598858  Lomatium nevadense var. parishii Steve Boyd, Timothy S. Ross 1997-3-21 9234 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  UCR98729  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  SD82875  Lomatium nevadense var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38543 Los Angeles San Gabriel Mountains, Angeles National Forest, summit if Table Mountain above Big Pines Ranger Station 2135 Comment
  SEINET12118935  Lomatium utriculatum J. F. Bright, Wyman, C. 1933-1 8359 Los Angeles Antelope Valley Comment
  SBBG10284  Lonicera hispidula M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  RSA188238  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-6-22 34907 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  SDSU1440  Lonicera hispidula var. vacillans R. M. Beauchamp 1967-3-18 299 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC240745  Lonicera interrupta A. D. E. Elmer 1902-6-1 3694 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  JEPS23710  Lonicera subspicata var. denudata Peter H. Raven, Henry J. Thompson 1959-10-11 13758 Los Angeles Saddle Peak Santa Monica Mountains 822 Comment
  RSA455365  Lonicera subspicata var. denudata E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  UC1125286  Lonicera subspicata var. denudata A. Lewis Feb 1934 291 Los Angeles Little Tujunga Canyon San Fernando Quadrangle Comment
  CAS-BOT-BC198537  Lotus G. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  UC864767  Lotus argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  RSA622842  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  UCR256471  Lotus corniculatus R. G. Swinney 2010-6-8 13193 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
  IRVC29008  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  POM243734  Lotus hamatus F. R. Fosberg 1931-4-22 S- 4675 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UC1929740  Lotus hamatus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  UCR222774  Lotus heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR139933  Lotus humistratus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  RSA774860  Lotus nevadensis R. G. Swinney 2009-6-24 11243 Los Angeles summit of Granite Mountain 1988 Comment
  RSA609276  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1371 Comment
  RSA730390  Lotus procumbens var. procumbens R. G. Swinney 1999-6-18 7292 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  UC56572  Lotus purshianus var. purshianus Ernest Braunton Aug 1902 626 Los Angeles Cienega Comment
  UC457253  Lotus salsuginosus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR41724  Lotus scoparius G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UC80694  Lotus strigosus C. F. Baker 1904-2-17 4006 Los Angeles Claremont Comment
  UCR187122  Lotus strigosus A. C. Sanders 2006-4-10 31982 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
  JEPS55830  Lotus wrangelianus A. M. Ottley 1920-5-8 636 Los Angeles between Linda Vista Rd and Arroyo Seco; Pasadena Comment
  SEINET2063042 Image available Lupinus J. Harry Lehr 1971-4-12 323 Los Angeles North side of Rte. 138, 7.1 mi east of Pearblossom, foothills, San Gabriel Mts. 1219 Comment
  UCR191517  Lupinus R. G. Swinney 1998-7-8 6315 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM7993  Lupinus agardhianus Anstruther Davidson 1920-04 s.n. Los Angeles Santa Susana Pass Comment
  RSA536049  Lupinus agardhianus T. S. Ross 1991-5-21 5398 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  RSA646988  Lupinus agardhianus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 200 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge . 488 Comment
  SEINET10488424  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (2) Comment
  CATA1495  Lupinus bicolor Mark L. Hoefs, Steven A. Junak 1996-5-1 2702 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  RSA0010529  Lupinus bicolor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6794 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA562570  Lupinus bicolor Steve Boyd 1993-4-22 7980 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA714715  Lupinus bicolor A. C. Sanders 2005-5-5 29920 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  UC1129387  Lupinus bicolor A. D. Gifford 1935-3-15 475 Los Angeles mouth of Elizabeth Lake Canyon; Angeles National Forest, Tejon Quad. Comment
  RSA638176  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UC1203739  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. (beside the Red Car Tracks) Comment
  RSA191029  Lupinus bicolor subsp. microphyllus Robert F. Thorne, James Henrickson 1963-5-5 32325 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  UCD170869  Lupinus chamissonis Jeremiah George; Audrey George 2014-1-15 s.n. Los Angeles South Coast, Redondo Beach, immediately east of intersection of Artesia Blvd. and Goodman Ave. 33 Comment
  CATA3298  Lupinus concinnus Amy Catalano, Jen Dreizehn 2017-3-16 015 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  RSA659951  Lupinus concinnus Orlando Mistretta 1992-5-18 347 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA678243  Lupinus concinnus Valerie L. Soza, S. D. Boyd 2002-4-10 1408 Los Angeles Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 518 Comment
  SBBG69027  Lupinus concinnus R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  SFV1875  Lupinus concinnus P. G. Kilburn 1958-3-29 673 Los Angeles Santa Susana Mountains Beside road leading to Standard Oil land from Phil Gentile Ranch. Comment
  RSA710783  Lupinus concinnus LeRoy Gross 2005-4-28 2143 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA0036523  Lupinus excubitus Daisie Huang 2007-5-30 07053302 Los Angeles Glendora Ridge Road. Comment
  SBBG112164  Lupinus excubitus C. Bornstein, B. Collins 1997-4-14 Los Angeles Liebre Mtn Rd Comment
  RSA0044681  Lupinus excubitus John F. Emmel 1996-5-11 1399 Los Angeles Sierra Pelona, ESE of Bouquet Reservoir; along USFS Road 6N07, 0.6-1.1 road miles ENE of junction with USFS Road 6N08. 1371 Comment
  POM295534  Lupinus excubitus var. hallii Lyman D. Benson 1945-6-5 11753 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  POM350144  Lupinus excubitus var. johnstonii I. M. Johnston 1930-6-26 16778 Los Angeles Camp Coldbrook 1524 Comment
  POM2586  Lupinus formosus J. Tucker 1902-04 s.n. Los Angeles Near Pasadena. Comment
  RSA586062  Lupinus formosus var. formosus Orlando Mistretta 1995-6-20 1814 Los Angeles Bare Mountain Canyon. 1738 Comment
  RSA600020  Lupinus formosus var. formosus Steve Boyd, Lauren Raz 1997-5-29 9933 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  RSA697022  Lupinus formosus var. formosus LeRoy Gross, P. Morton 2004-6-9 1338 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
  RSA0061216  Lupinus formosus var. robustus Daisie Huang, Bart O'Brien 2008-4-20 08042009 Los Angeles Off Hwy 1138, on 280th St. (dirt road). 274 Comment
  UC56226  Lupinus formosus var. robustus H. M. Hall Apr. 1903 3746 Los Angeles <Arroyo Seco>; near Pasadena, <Arroyo Seco> 396 Comment
  RSA533897  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5142 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG112967  Lupinus hirsutissimus S. A. Junak 1998-6-13 SCa 752 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  UCR270401  Lupinus hyacinthinus John F. Emmel 2001-6-3 1715 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA413732  Lupinus inyoensis Robert Kessler 1921-6-1 s.n. Los Angeles Mt. Markham. Comment
  CAS-BOT-BC211711  Lupinus longifolius Moxley 1920-5-1 747 Los Angeles Hamilton Canyon, Santa Catalina Island Comment
  RSA0062870  Lupinus longifolius Daisie Huang 2008-4-6 08040604 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  RSA549155  Lupinus longifolius T. S. Ross 1990-6-20 3669 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10485632  Lupinus longifolius Bryan 1928-2-18 BRYAN 59 Los Angeles Mandeville canyon, near santa monica. Comment
  IRVC26357  Lupinus microcarpus var. microcarpus A. C. Sanders, Mark A. Elvin 2003-4-16 26037 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  SBBG67050  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  UCR274956  Lupinus microcarpus var. microcarpus Michael Honer, Rachel Woodard 2006-4-12 2183 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  SD254621  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315 3 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mtns/Hollywood Hills at Hollywood Bowl. 155 Comment
  SEINET13203165 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11832 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UC1871130  Lupinus sparsiflorus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4809 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
  RSA249813  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1973-4-20 43011 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA596022  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross, J. Mark Porter 1995-5-4 8437 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA251554  Lupinus succulentus Robert F. Thorne 1973-4-12 42906 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  SBBG13711  Lupinus succulentus P. H. Raven 1960-4-11 17280 Los Angeles due W of Wall 2 9 Comment
  RSA251399  Lupinus succulentus Robert F. Thorne 1966-4-15 35995 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  SEINET10489080  Lupinus truncatus Robert F. Thorne 1973-4-12 Thorne 42915 Los Angeles San clemente island. Horse cove, s end of island, coastal sage scrub with Encelia c. Californica, atriplex californica, oligomeris linifolia, plantago Insularis, trifolium palmeri, opuntia littoralis,etc. Flowers purplish. 5 Comment
  UCSB8505  Lupinus truncatus Haller, John 1950-3-26 Los Angeles San Gabriel Mountains; west slope of Little Dalton Canyon 518 Comment
  RSA587758  Lycium andersonii Tim S. Ross 1991-4-27 4705 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA578200  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8183 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  RSA578201  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8185 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 410m SSW of 940-ft Peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 247 Comment
  RSA589779  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8200 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 128 Comment
  SBBG12581  Madia elegans E. R. Blakley 1958-5-9 2267 Los Angeles hills 2 mi E of Gorman 1097 Comment
  SD248341  Madia elegans subsp. elegans Mitch Provence, Callen Huff 2009-4-29 10683 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec; ridge overlooking Interstate 5., ca. 0.6 mile north of Gorman. 1000 Comment
  RSA549179  Madia elegans subsp. wheeleri Timothy S. Ross 1992-7-16 6688 Los Angeles Near summit of Mt. Gleason, just E of the military reservation. 1901 Comment
  UC830849  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak Canyon San Gabriel Mts. 518 Comment
  POM175362  Madia gracilis E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA0068249  Malacothamnus R. G. Swinney 2010-3-10 11837 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SBBG52885  Malacothamnus clementinus F. C. Boutin 1967-4-23 1655 Los Angeles Lemon Tank 304 Comment
  SBBG72801  Malacothamnus davidsonii J. Ewan 1931-7-4 Los Angeles 1 mi below dam, Pacoima Cyn Comment
  CAS-BOT-BC206203  Malacothamnus fasciculatus L. R. Abrams; I. L. Wiggins 1931-7-4 337 Los Angeles White's Landing, Santa Catalina Island Comment
  CAS-BOT-BC206220  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  CATA1654  Malacothamnus fasciculatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2941 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA573701  Malacothamnus fremontii Tim S. Ross 1990-8-17 3161 Los Angeles Road crossing the drainage just below Icy Springs, In upper Big Rock Creek. 1738 Comment
  RSA599340  Malacothrix californica Steve Boyd, Lauren Raz 1997-3-26 9369 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA611842  Malacothrix californica Steve Boyd, Valerie Soza 1998-4-28 10170 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA547431  Malacothrix glabrata Timothy S. Ross 1992-5-17 6357 Los Angeles E Fork of the the San Gabriel River; about 95m S of the mouth of Shoemaker Canyon 655 Comment
  UCR157916  Malacothrix saxatilis Robert J. Steers 2005-5-8 5 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR241079  Malacothrix saxatilis 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
  LA32066  Malacothrix saxatilis var. tenuifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14378 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  CAS-BOT-BC167856  Malosma laurina L. R. Abrams 1901-8-1 2192 Los Angeles Santa Monica [Canon] Canyon Comment
  UC1584718  Malosma laurina Tim Ross and Annette Ross 1991-6-3 5536 Los Angeles s.e. summit of Elephant Hill (w. Pomona); Pomona, Elephant Hill 316 Comment
  SD249238  Malva assurgentiflora Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2212 Los Angeles San Clemente Island; Courage Street, across from the Galley. 116 Comment
  UCR3971  Malva nicaeensis Art Whistler 1965-5-9 s.n. Los Angeles c. 200 yards west of the intersection of Brackenridge and Stagg Streets, Canoga Park 244 Comment
  POM155582  Malva parviflora M. B. Dunkle 1928-4-11 1856 Los Angeles Bird Rock 6 Comment
  UCR48956  Malva parviflora A. C. Sanders 1987-7-22 7174 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR239967  Manihot R. G. Swinney 2009-11-16 11620 Los Angeles San Gabriel Mountains/San Gabriel Valley, San Gabriel Canyon, Duarte/Azusa, under 2nd span from west of Puente Largo Railway Bridge at 0.5 miles north of Foothill Blvd., E side of El Encanto Parkway 184 Comment
  RSA0089153  Marah macrocarpa R. G. Swinney 2010-3-24 12073 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SD253432  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR271851  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA0042666  Marah macrocarpa Laura Moore, Jean Moore 1999-2-6 003 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  RSA592469  Marah macrocarpa Mark Hoefs 1973-3-13 59 Los Angeles Upper Avalon Canyon, by water tank above Wrigley Memorial, north exp. 274 Comment
  UCSB9124  Marah macrocarpa Wedberg, H. 1957-3-3 Los Angeles Pt. Dume Comment
  RSA0036892  Marrubium vulgare Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA0104994  Marrubium vulgare R. G. Swinney 2011-3-18 14144 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA657364  Marrubium vulgare Joseph M. Keefe 2001-1-19 30953 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  SEINET4044529  Marrubium vulgare D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  RSA608716  Marrubium vulgare Louis C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  UCD125005  Marrubium vulgare Larry DeBuhr; Gary Wallace 1972-9-3 711 Los Angeles San Clemente Island, Herse Canyon. 457 Comment
  CATA3295  Medicago polymorpha Amy Catalano, Jen Dreizehn 2017-3-16 012 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  RSA675004  Medicago polymorpha LeRoy Gross 2003-2-22 735 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CAS-BOT-BC281516  Melica imperfecta Frank W. Gould 1944-4-1 2193 Los Angeles At Playa Del Rey Comment
  CAS-BOT-BC281524  Melica imperfecta I. M. Johnston 1918-6-2 2021 Los Angeles San Antonio Mts. Evey Canon 914 Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA573555  Melica imperfecta Timothy S. Ross 1992-5-8 6288 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  UC537062  Melica imperfecta P. A. Munz 1934-4-2 13139 Los Angeles Puddington Canyon; San Dimas 304 Comment
  UCSB12229  Melica imperfecta Hochberg, Fred 1961-3-17 Los Angeles North slope 1/2 mile from Middle Ranch into Cape Canyon, Catalina Island Comment
  RSA646958  Melica stricta Orlando Mistretta 1993-6-2 850 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. 2042 Comment
  POM348157  Melilotus albus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA0112762  Melilotus albus R. G. Swinney 2010-9-30 13904 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UCR125954  Melilotus albus A. C. Sanders, Mark Elvin 2002-6-19 25146 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  POM348187  Melilotus indicus Wayne E. Sawyer 1891-5-10 s.n. Los Angeles University Place Comment
  RSA239463  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles San Clemente Island, 200 yards S E of new air strip. 61 Comment
  RSA654334  Melilotus indicus Benjamen Rangel 1992-5-10 777 -40 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  UCR192827  Mentzelia R. G. Swinney 1998-7-8 6300 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR270022  Mentzelia R. G. Swinney 2010-6-1 13104 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
  SBBG11639  Mentzelia affinis E. R. Blakley 1958-5-9 2273 Los Angeles hills 2 mi E of Gorman 1097 Comment
  RSA0108881  Mentzelia congesta R. G. Swinney 2010-5-21 12881 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC56513  Mentzelia jonesii H. M. Hall 1902-4-30 3044 Los Angeles Antelope Valley 1066 Comment
  RSA588052  Mentzelia montana Orlando Mistretta 1994-4-29 1098 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  UC494779  Mentzelia ravenii T. Craig 1928-4-28 1039 Los Angeles Road to Los Angeles County Playground Big Rock Creek Comment
  RSA11071  Mentzelia veatchiana Carl B. Wolf 1928-3-29 1559 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR54649  Mentzelia veatchiana A. C. Sanders 1988-4-22 7795 Los Angeles Western Mojave Desert, near Quartz Hill in Lancaster, south of Avenue 'L' at 37th St. West 747 Comment
  CATA2969  Mesembryanthemum crystallinum Amy Catalano 2016-1-27 006 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley 125 Comment
  SBBG95490  Mesembryanthemum nodiflorum M. B. Dunkle 1939-4-2 7215 Los Angeles Pyramid Pt Comment
  SBBG117004  Microseris douglasii subsp. platycarpha S. A. Junak 2001-5-18 SCa 1545 Los Angeles Cottonwood Cyn, along Cottonwood-Blackjack Rd, ca. 1.6 mi WSW of Blackjack Pk 304 Comment
  UCR108184  Microseris heterocarpa Steve Boyd, V. Soza 1998-4-28 10160 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  RSA600883  Microseris lindleyi L. C. Wheeler 1946-4-14 6185 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  UCD122181  Mimulus aurantiacus Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canon. Comment
  UCR178380  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Transverse Ranges: San Rafael hills, (Verdugo Mountains Flora), Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south 357 Comment
  RSA0056541  Mimulus aurantiacus var. parviflorus Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  POM73  Mimulus aurantiacus var. pubescens L. R. Abrams 1913-7-18 5020 Los Angeles Russel Lake. 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
  UC718209  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7774 Los Angeles base Santa Susana Pass 365 Comment
  POM183625  Mimulus aurantiacus var. pubescens J. Ewan 1929-5-18 3418 Los Angeles 1 mile above mouth of Los Flores Canyon. 84 Comment
  UC886334  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S 4497 Los Angeles Hamilton Beach Santa Catalina Island 2 Comment
  UCR272010  Mimulus brevipes R. G. Swinney 2010-4-28 12414 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
  RSA101691  Mimulus brevipes Henry A Pilsbry 1925-7-22 s.n. Los Angeles Maillard [Millard] Canyon, San Gabriel Mountains, back of Pasadena. Comment
  RSA80121  Mimulus cardinalis F. W. Peirson 1910-08 194 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  SEINET13387126 Image available Mimulus cardinalis R. G. Swinney 2011-1 15384 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  POM183636  Mimulus cardinalis J. Ewan 1929-6-22 3428 Los Angeles Brushy streamside growth Tuna Canyon near the sea. Comment
  RSA250337  Mimulus floribundus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42237 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  UCR220204  Mimulus floribundus R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA595467  Mimulus fremontii Louis C. Wheeler 1967-5-12 9473 -A Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  LA104038  Mimulus guttatus Barry A. Prigge; 1986-4-20 7020 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  RSA650914  Mimulus guttatus Matt Bogdanoff 1981-5-24 14 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UCR243018  Mimulus guttatus R. G. Swinney 2009-8-6 11518 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
  LA35215  Mimulus guttatus Mary V. Hood; 1939-4-28 39- 20 -k* Los Angeles near Gorman Comment
  RSA650919  Mimulus guttatus Mike Maculsay 1981-5-2 24 Los Angeles West Fork San Gabirel River, 1 1/2 miles west of CA Hwy 39. Canyon trailhead is 11.5 miles north of intersection of Hwy 39 and Sierra Madre Ave. in Azuza. 610 Comment
  RSA0056591  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth 1971-6-30 40830 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along and above S Fork of Little Rock Creek. 1433 Comment
  RSA733041  Mimulus moschatus R. G. Swinney 1999-8-16 7650 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  RSA0056578  Mimulus parishii Orlando Mistretta, Christine Mistretta 1995-5-2 1664 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  RSA0028702  Mimulus puniceus Dan Milojevich 1981-5-12 38 Los Angeles 80 feet S. of Workman Mill Rd. 1 mile from Peck intersection. Comment
  CATA3319  Mirabilis laevis var. crassifolia Amy Catalano, Laura Roll 2017-3-25 039 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  RSA464663  Mirabilis laevis var. crassifolia E. A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  UCR209940  Monardella R. G. Swinney 2008-7-15 9210 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UC1602239  Monardella australis subsp. cinerea I. M. Johnston 1917-6-20 1261 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  UCR282004  Monardella breweri subsp. breweri R. G. Swinney 2014-5-1 16312 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UC213275  Monardella breweri subsp. lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Antonio Mountains 1310 Comment
  CAS-BOT-BC219995  Monardella breweri subsp. lanceolata J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  PASA1137  Monardella candicans Florence Brubaker Los Angeles Mint Canyon Comment
  SFV19152  Monardella exilis J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .3 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  UC1537597  Monardella exilis Gordon H. True Jr. 1935-4-18 245 Los Angeles Lovejoy Butte 853 Comment
  UCR280414  Monardella exilis Onkar Singh 2014-3-18 4371 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  JEPS63349  Monardella linoides var. stricta Frank W. Peirson 1922-7-5 3160 Los Angeles near Swartout Valley (Le Montaine Creek, n of Big Pines); San Gabriel Mts. 2225 Comment
  POM47138  Monardella macrantha subsp. hallii I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  SEINET5333385  Monardella saxicola L. Wheeler 1935-11-3 4065 Los Angeles Palmer Canyon, San Gabriel Mts. 518 Comment
  CAS-BOT-BC349492  Monolopia lanceolata LeRoy Abrams 1903-3-14 3142 Los Angeles San Pedro Hills, near Rocky Point Comment
  UCR271881  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR204813  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  CAS-BOT-BC275286  Muhlenbergia microsperma John H. Thomas 1957-4-27 6697 Los Angeles Santa Monica Mountains. W side of mouth of Latigo Canyon, about 3 miles NW of Point Dume. 15 miles due W of Santa Monica 152 Comment
  SBBG112970  Muhlenbergia microsperma S. A. Junak 1998-6-13 SCa 748 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  UC60838  Muhlenbergia microsperma Dr. A. Davidson Los Angeles Los Angeles Comment
  SD236336  Myoporum laetum Sandra Murica, Gregg Miller 2006-3-10 Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  UCSB10051  Nama demissa Krogen, Roger 1957-1 Los Angeles 1 mi. E of Pearblossom on HWY. 138 Comment
  RSA614989  Nama demissa var. demissa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  POM113987  Nassella cernua Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA695391  Nassella cernua A. C. Sanders, Mark A. Elvin 2002-6-19 25181 Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  SFV21468  Nassella cernua L. Gross 2001-5-27 424 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  IRVC26850  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles Hamilton Canyon; near Avalon. Santa Catalina Island 10 Comment
  UC821970  Nassella lepida Agnes Chase Apr 12 1910-Apr 15 1910 5559 Los Angeles near mouth of Rubio Canyon (base of mt); Echo Mt. Comment
  RSA0112066  Nassella lepida Steven A. Junak 2000-5-6 SCa- 1286 Los Angeles Santa Catalina Island. Above Empire Landing Quarry site. 204 Comment
  SBBG128215  Nassella pulchra M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3188 Los Angeles ridge above KBRT radio station, W of airport rd jct 432 Comment
  UC440480  Nassella pulchra Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  UCR95534  Navarretia setiloba J. M. Porter, J. T. Columbus, G. dos Santos 1996-6-5 10913 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  RSA252950  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-24 43410 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA596000  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-2 9258 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  HSC79847  Nemophila menziesii var. integrifolia Bill Fugimoto 1971-5-9 55 Los Angeles 10 mi. NE of Azusa, 3 mi. N of Rincon fire station on Hwy. 39 in Angeles National Forest in San Gabriel Mtns. 610 Comment
  SBBG70563  Nicotiana attenuata R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UCR51487  Nicotiana glauca A. C. Sanders 1987-12-4 7582 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  LA26065  Nicotiana glauca Judith Webb; 1955-4-2 sn Los Angeles SANTA MONICA MOUNTAINS, canyon below Mt. St. Mary's College. Comment
  UCSB5911  Nicotiana glauca Kamb, Peter 1948-3-6 Los Angeles Upper Sonoran Zone. Southern Crest of the San Rafael Hills 426 Comment
  SEINET10696853  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3959 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA616070  Notholaena californica subsp. leucophylla Scott D. White, Brian Leatherman 1997-1-14 6047 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA507554  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-8 10378 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  SD185275  Oenothera deltoides S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert; northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  SBBG31321  Oenothera sinuosa R. F. Thorne 1966-6-1 36478 Los Angeles near riding stables, Avalon 30 Comment
  SFV21716  Olea europaea J. N. Hogue 2010-7-30 369 .2 Los Angeles Santa Monica Mountains 1 mile south of Seminole Hot Springs. At trailhead near road. 335 Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  UCR222779  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-6 10660 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UCR130509  Orcuttia californica R. E. Riefner Jr. 2003-7-26 03- 328 Los Angeles Western San Gabriel Mtns., Near Solemint, in Plum Canyon, near intersection with Arline Drive and Sierra Hwy. 587 Comment
  RSA599495  Orobanche bulbosa Steve Boyd, Lauren Raz 1997-3-25 9320 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA0084351  Orobanche bulbosa Albert J. Perkins 1917-5-26 s.n. Los Angeles Upper end Arroyo Seco. San Gabriel Mts. Comment
  LA82089  Osmorhiza brachypoda O. H. Kappler; 1944-4-2 572 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  UCSB7440  Oxalis corniculata Philbrick, Ralph 1954-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. 304 Comment
  RSA715261  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  UCR209936  Oxytheca caryophylloides R. G. Swinney 2008-7-15 9213 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR101509  Oxytheca trilobata Steve Boyd, T. S. Ross, Laura Moore, Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mtns., Saddle between Sawmill Mountain and Liebre Mountain at the head of the north fork of Fish Canyon 1457 Comment
  RSA598888  Packera breweri Steve Boyd, Timothy S. Ross 1997-3-21 9204 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR223565  Packera ionophylla R. G. Swinney 2009-6-2 10990 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC274173  Pappostipa speciosa A. D. E. Elmer 1902-6-1 3709 Los Angeles Acton Comment
  CHSC95449  Parietaria hespera var. californica LeRoy Gross; Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  RSA448015  Parietaria hespera var. hespera F. R. Fosberg 1931-3-24 S- 4349 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  RSA595017  Parietaria hespera var. hespera Mark Hoefs, Robert F. Thorne 1996-4-6 2599 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  RSA725100  Pectocarya anisocarpa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -118 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA549537  Pectocarya linearis subsp. ferocula Tim Ross 1992-4-27 6244 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  SD253409  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA593456  Pectocarya setosa Steve Boyd 1996-4-24 8639 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  UCR263069  Pectocarya setosa Mitch Provance 2008-4-14 10144 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
  SEINET13276779 Image available Pellaea andromedifolia R. G. Swinney 2011-1 14495 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCD137562  Pellaea andromedifolia unknown collector 1923-5-22 260 Los Angeles Eaton Canyon Trail over Oak Flat. Comment
  CAS-BOT-BC67720  Pellaea andromedifolia Jon Nickoloff 1973-3-1 730301 -9 Los Angeles San Gabriel Mtns. - c. 200' east of Mt. Wilson Trail 975 Comment
  RSA686747  Pellaea andromedifolia May N. Ackley 1935-01 80 Los Angeles Big Tujunga Wash 457 Comment
  SD81814  Pellaea andromedifolia var. andromedifolia L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  UCR210523  Pellaea mucronata R. G. Swinney 2008-11-30 9893 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  RSA230378  Penstemon centranthifolius Robert F. Thorne, M. Z. Thorne 1969-7-10 38378 Los Angeles San Gabriel Mountains, Angeles National Forest: North of Jackson Lake. 1860 Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  UC1063183  Penstemon heterophyllus Jerome S. Horton 1935-7-18 227 Los Angeles trail above Tanbark; San Gabriel Divide, Pomona Quad. Comment
  RSA408090A  Penstemon heterophyllus var. australis Erwin Miller 1934-6-30 19115 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  NY604274  Penstemon labrosus L. Abrams 1902-6-30 2606 Los Angeles Summit of Mount Wilson 1767.8 Comment
  RSA0098618  Penstemon labrosus R. G. Swinney 2011-9-27 15717 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA774793  Penstemon labrosus R. G. Swinney 2009-7-23 11391 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  PASA1018  Penstemon palmeri Stason 1931-5-9 Los Angeles Near Willow Springs Comment
  JEPS11390  Penstemon speciosus Joseph Andorfer Ewan 1936-8-2 9894 Los Angeles Cedar Canyon off Mescal Creek San Gabriel Mts., Cedar Canyon off Mescal Creek 1920 Comment
  RSA0035197  Penstemon spectabilis Marianne Marshall 1981-5-29 14 Los Angeles CA Hwy. 39, 5.9 mi. N of junction w/ Sierra Madre Ave., N of Azusa. Comment
  OBI53698  Penstemon spectabilis Kim Sheffron 1994-5-8 15 Los Angeles Santa Monica Mts, Las Virgenes Rd across from entrance to Camp David Gonzales on E side of rd Comment
  RSA549174  Penstemon spectabilis subsp. subviscosus Tim S. Ross, Peter Fritsch 1990-6-20 3690 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  UC88028  Pentachaeta fragilis T. S. Brandegee Los Angeles San Pedro Comment
Read comments Nov 11 2010
  RSA687379  Pentagramma triangularis subsp. triangularis M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  CATA572  Peritoma arborea Mark L. Hoefs 1991-4-16 1005 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  UCD116259  Peritoma arborea Kenneth A. Wilson 1961-3-11 982 Los Angeles Bouquet Canyon. 1 mile S of Texas Canyon. Comment
  SD21265  Peritoma arborea var. arborea Norman E. Bilderback 1938-4-23 Los Angeles Santa Catalina Island; Catalina Harbor. Comment
  CAS-BOT-BC419007  Persicaria lapathifolia John Thomas Howell 1927-9-30 3122 Los Angeles Bank of Los Angeles River, n. side of Griffith Park, Los Angeles Comment
  CAS-BOT-BC167751  Petalonyx thurberi Cecil Hart 1925-9-3 s.n. Los Angeles Lancaster Comment
  SBBG69397  Petalonyx thurberi subsp. thurberi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA0092151  Phacelia brachyloba R. G. Swinney 2011-9-22 15668 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA0094367  Phacelia brachyloba R. G. Swinney 2011-5-31 14919 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA524966  Phacelia brachyloba Tim S. Ross, Steve D. Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR220209  Phacelia campanularia R. G. Swinney 2009-4-24 10469 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR216378  Phacelia cicutaria Dan S. Cooper 2010-5-10 510- 52 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Mt. Hollywood Dr., near Royce Canyon, Griffith Park 284 Comment
  UCR266382  Phacelia cicutaria D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4374 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, west of Big Tujunga Canyon Rd., SW of County Probation Camp 15 450 Comment
  LA38555  Phacelia cicutaria var. hispida Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC131468  Phacelia cicutaria var. hispida C. F. Baker 1904-5-6 4749 Los Angeles hills near Pomona Comment
  UC1400395  Phacelia cicutaria var. hispida Robin S. Collins 1973-5-15 275 Los Angeles Trail Cyn. Angeles National Forest, San Gabriel Mts. 609 Comment
  RSA427667  Phacelia cicutaria var. hispida E. Crow 1928-4-11 247 Los Angeles Hills southwest of Pomona. Comment
  HSC13741  Phacelia cicutaria var. hubbyi C. E. Fellows 1965-6-27 109 Los Angeles 3/10 mi. S of Dartford St. on Sepulveda Blvd. Comment
  LA35886  Phacelia cicutaria var. hubbyi Peter H. Raven; Henry J. Thompson 1960-4-12 15023 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  SEINET3158087  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 miles E of junction of Hwy 138 and road to Sandberg, Antelope Valley. 914 Comment
  RSA426028  Phacelia curvipes Robert Gustafson 1982-4-26 2548 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR190362  Phacelia curvipes R. G. Swinney 2001-6-16 7978 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
Read comments Mar 12 2017
  RSA0087878  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR126339  Phacelia distans A. C. Sanders 2003-3-14 25753 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
  UCR223286  Phacelia distans R. G. Swinney 2009-5-13 10772 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCSB27917  Phacelia distans Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SBBG64918  Phacelia douglasii R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR147722  Phacelia egena Steve Boyd, Amber Maurice 2004-5-18 11326 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  SBBG105342  Phacelia floribunda R. M. Beauchamp 1976-5-29 4149 Los Angeles Indian midden below Permit, W of Seal Cove 38 Comment
  UCR281982  Phacelia fremontii R. G. Swinney 2014-4-17 16091 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
  RSA733395  Phacelia lemmonii R. G. Swinney 2001-6-2 7956 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills, junction of Tumbleweed Rd. and Long View Rd. (131st St. East) in ravine west of Long View Comment
Read comments May 13 2009
  UC672395  Phacelia longipes Herbert L. Mason 1927-6-11 3739 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  LA46949  Phacelia minor Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA199028  Phacelia minor W. M. Gauntt 1966-4-30 160 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA732933  Phacelia minor R. G. Swinney 1998-8-1 6614 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River. 1427 Comment
  UC457333  Phacelia parryi Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  IRVC28676  Phacelia ramosissima A. C. Sanders, Mark Elvin 2002-6-18 25116 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UCR141024  Phacelia tanacetifolia June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA74159  Phacelia tanacetifolia F. W. Peirson 1932-4-17 9855 Los Angeles Margin of Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  UC1563061  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Hwy 18 about 1 mi e juct with Hwy 138 (ne of Pinyon Hills); Mojave Desert Comment
  SD125449  Phacelia viscida Daryl Koutnik 1978-5-10 466 Los Angeles Santa Monica Mts, Corral Canyon Rd, roadside 640 Comment
  RSA623860  Phalaris minor K. Scott 1921-5-12 s.n. Los Angeles Lincoln Ave, Pasadena Comment
  UCR88668  Phalaris minor Scott D. White, Chet McGaugh 1995-5-9 2986 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA435580  Pholisma arenarium H. E. Hasse, Anstruther Davidson 1906-6-6 1499 Los Angeles Big Rock Creek Comment
  UC127285  Pholisma arenarium N. L. Gardner 1907-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  UCR60535  Pholistoma membranaceum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54999 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  UCR97759  Pholistoma membranaceum A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19670 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
  UCSB1323  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1944-1-4 Los Angeles Near Tanbark Comment
  RSA755338  Phoradendron pauciflorum R. G. Swinney 2008-7-25 9309 Los Angeles Twin Peaks, west peak. 2299 Comment
  RSA774622  Phoradendron pauciflorum R. G. Swinney 2009-7-29 11418 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA434514  Phyla nodiflora F. R. Fosberg 1931-7-14 S- 5414 Los Angeles Santa Catalina Island. Avalon. 20 Comment
  RSA683951  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17746 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  POM220640  Physalis lancifolia Louis C. Wheeler 1932-7-19 965 Los Angeles 2 miles north of Claremont. 412 Comment
  RSA655470  Physalis philadelphica LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-29 273 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: West of 210 freeway, downstream from the Tujunga Ponds close to south side of channel (near the old gravel pit) north of Wentworth Street. 325 Comment
  CATA3263  Pinus canariensis Julia Parish, Ben Dion 2017-1-30 005 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 495 Comment
  CAS-BOT-BC78445  Pinus contorta subsp. murrayana Le Roy Abrams; E. A. McGregor 1908-7-3 624 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  CHSC35740  Pinus contorta subsp. murrayana James Henrickson 1971-7-3 5649 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  SFV21075  Pinus coulteri L. Gross 2001-3-16 341 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 579 Comment
  SEINET10612012  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles San Dimas, at 730 Walnut Street. Comment
  RSA774600  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA384352  Pinus lambertiana B. C. Templeton 1932-5-31 4863 Los Angeles Between Big Pines Camp and Jackson Lake. Big Pines Park, Angeles National Forest 2000 Comment
  CHSC35725  Pinus monophylla B. Prigge 1970-12-29 114 Los Angeles 8 miles SE of Llano on county road N-4 on north slope of San Gabriel mountains. 1188 Comment
  NY99566  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles Liebre Mountains. West end of Liebre Mountain along Forest Service Road 7N23 ca. 0.9 road-miles northeast of its junction with the Old Ridge Route; ca. 4550 ft. south southwest of Sandberg Triangulation Point. USGS 7.5' Liebre Mtn. Quadrangle 1341.1 Comment
  UCR191313  Piperia R. G. Swinney 1998-7-10 6360 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA382862  Piperia michaelii Anstruther Davidson 1891-3-8 1918 Los Angeles W of Sycamore Grove Comment
  RSA656161  Piptatherum miliaceum Joseph M. Keefe 1977-6-11 22081 Los Angeles Camp Max Straus, Engleheard Canyon, Glendale. 366 Comment
  SBBG128786  Piptatherum miliaceum M. L. Hoefs 1995-6-21 2295 Los Angeles Upper Bullrush Cyn 286 Comment
  UCR273442  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 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
  SBBG132318  Plagiobothrys S. A. Junak, B. Collins 1991-4-26 SCI- 234 A Los Angeles along rd to field station, N side of rd 411 Comment
  UCR170396  Plagiobothrys arizonicus John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR180376  Plagiobothrys arizonicus Scott D. White, Pam Devries 2006-5-9 11415 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA80210  Plagiobothrys arizonicus F. W. Peirson 1934-3-11 11105 Los Angeles Antelope Buttes, 14 miles W of Lancaster, Mojave Desert Comment
  UCR93299  Plagiobothrys canescens T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6954 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main east-west ridgetop; upper NW slope of Silver Peak (= West Peak Triangulation Point, 1804 ft.) 527 Comment
  SBBG126027  Plagiobothrys canescens var. catalinensis A. Parikh, N. Gale 2010-5-11 3154 Los Angeles 1.5 km S of Hwy 138 near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  SBBG18706  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-10 5587 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UC1069085  Plagiobothrys nothofulvus Jerome S. Horton 1939-4-17 530 Los Angeles meadow e San Dimas (on Camp 10 road); Pomona Quad. 518 Comment
  RSA273288  Plantago erecta Glenn A. Gorelick 1978-5-6 s.n. Los Angeles Santa Catalina Island. West end of island above Cherry Cove. Comment
  RSA721303  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mts. Claremont, 0.5-1 mi NE of Padua Hills Restaurant, which is on Padua Dr. 768 Comment
  RSA412569  Plantago major Edwin Kline 1924-8-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA533420  Plantago major Tim S. Ross 1991-4-21 4529 Los Angeles Whittier Hills (Puente Hills, Proparte) Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UCR214592  Plantago ovata A. C. Sanders, Dan S. Cooper 2010-4-30 38119 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA592019  Plantago patagonica Mark Hoefs 1973-3-13 63 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA0089519  Platanthera dilatata var. leucostachys R. G. Swinney 2011-8-17 15619 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA0022991  Platanthera sparsiflora Duncan S. Bell, Caitlin Elam 2013-8-1 5563 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA382909  Platanthera sparsiflora F. R. Fosberg, Joseph A. Ewan 1931-8-13 S- 5549 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  SEINET3818341 Image available Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mountains; Columbine Spring north slope of pine Mountain Ridge and flowing into Prarrie Fork 0.3 miles south of Camp Lupine 2195 Comment
  RSA600420  Platanus racemosa Steve Boyd, Lauren Raz 1997-4-30 9625 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  CAS-BOT-BC91667  Platystemon californicus C. F. Baker 1909-5-15 5328 Los Angeles Claremont. Comment
  LA104035  Platystemon californicus Barry A. Prigge; 1986-4-20 7017 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  LA200730  Platystemon californicus Carl Epling; March 1925 6442 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA249790  Platystemon californicus Robert F. Thorne 1973-5-11 43480 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  SBBG28922  Plectritis ciliosa subsp. ciliosa L. C. Wheeler 1932-3-26 537 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  POM21359  Pluchea odorata Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  RSA484178  Poa annua George B. Grant 1905-4-7 s.n. Los Angeles Pasadena. Comment
  POM202411  Poa secunda P. A. Munz 1934-4-2 13140 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  POM244892  Poa secunda F. R. Fosberg 1931-3-24 4343 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 70 Comment
  RSA587007  Poa secunda Orlando Mistretta 1992-5-8 289 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA590530  Poa secunda Orlando Mistretta 1994-3-30 960 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA715210  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1945 Los Angeles Fort Tejon Road. Comment
  RSA715211  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1946 Los Angeles Fort Tejon Road. Comment
  RSA728292  Poa secunda Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1959 Los Angeles Fort Tejon Road Comment
  UCR221909  Poa secunda R. G. Swinney 2009-4-28 10533 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR270818  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA477720  Polycarpon tetraphyllum Robert Gustafson 1981-4-29 2230 Los Angeles Ballona Wetlands, Area 2 In disturbed plaes; found along the gas Co. road. Comment
  RSA477721  Polycarpon tetraphyllum Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  UCD100167  Polygonum aviculare subsp. depressum Kenneth A. Wilson 1961-2-21 873 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA608356  Polygonum lapathifolium Louis C. Wheeler 1966-10-25 9082 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CAS-BOT-BC71882  Polypodium californicum Alice Eastwood 1906-6-1 145 Los Angeles Laurel Canyon Comment
  UCSB8311  Polypodium californicum Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mtn. range 426 Comment
  CAS-BOT-BC71891  Polypodium californicum Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt. Wilson Comment
  UCSC001089  Polypodium californicum Peter Kamb 1947-2-1 453 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1097 Comment
  CAS-BOT-BC232411  Polypogon monspeliensis Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles San Fernando Comment
  RSA720491  Polypogon monspeliensis R. G. Swinney 1997-9-6 5875 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  UC1109376  Polypogon monspeliensis Peter H. Raven 1962-4-9 17127 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 60 Comment
  UCD91391  Polypogon monspeliensis Ernest C. Twisselmann 1964-5-7 9371 Los Angeles At the south end of Rogers Lake, Edwards Air Force Base. 609 Comment
  POM120952  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena. Comment
  POM9792  Polystichum scopulinum F. W. Peirson 1921-6-17 2464 Los Angeles canyon on divide between Little Rock Creek tributary and Bear Creek, San Gabriel Mts. 1920 Comment
  CAS-BOT-BC102546  Populus fremontii Ernest C. Twisselmann 1970-9-8 17485 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  UCR216910  Populus fremontii R. G. Swinney 2009-3-19 10133 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  RSA188307  Potamogeton crispus Robert F. Thorne 1966-6-1 36493 Los Angeles Santa Catalina Island: near margin of reservoir at upper end of Cape Canyon. 335 Comment
  CAS-BOT-BC453819  Potamogeton nodosus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Garvanza Comment
  UCR194175  Potentilla glandulosa R. G. Swinney 1998-7-29 6539 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 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
  UCR265954  Prunus fasciculata Orlando Mistretta, Christine Mistretta 2005-4-21 2077 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC154942  Prunus ilicifolia Steven M. Kaune 1962-6-13 382 Los Angeles Ca. 15-20 miles south of Tejon Pass on route toward Castaic off Hwy. 99, just south and above Oso Canyon, sw end of Tehachapi Mts. 914 Comment
  UC56544  Prunus ilicifolia Ernest Braunton 1902-6-4 392 Los Angeles Griffith Park Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  CDA970  Prunus ilicifolia subsp. ilicifolia D. G. Kelch 1991-3-24 1337 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  LA33816  Prunus ilicifolia subsp. ilicifolia Henry J. Thompson; 1959-3-27 1892 Los Angeles 731 Comment
  RSA651522  Prunus ilicifolia subsp. ilicifolia Glenda Long 1981-4-26 18 Los Angeles West Fork of San Gabriel Canyon, right up side of road 10 feet from stream bed. 0.25 mile up from canyon. Comment
  RSA659950  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1992-5-18 348 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA695390  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  RSA652645  Prunus lyonii Phil Drooks 1981-5-30 57 Los Angeles Found at Valinda Ave and Merced in West Covina, in residential yard. 610 Comment
  RSA624550  Prunus persica Louis C. Wheeler 1945-4-17 6015 Los Angeles Mesa Dr. Garvey Monterey Park. Comment
  LA83693  Prunus virginiana var. demissa O. H. Kappler; 1946-5-30 Los Angeles San Gabriel Mountains, Los Angeles County Park, Wrightwood 2011 Comment
  RSA600742  Prunus virginiana var. demissa Louis C. Wheeler 1956-9-14 7233 Los Angeles San Gabriel Mountains: Prairie Fork. Comment
  UCSB6554  Pseudognaphalium beneolens Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  POM158323  Pseudognaphalium biolettii M. B. Dunkle 1928-3-31 1771 Los Angeles Little Harbor, Santa Catalina Island. 91 Comment
  UCR108175  Pseudognaphalium biolettii Jeanne Gural, E. Hewgley 1997-4-27 38 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW cornerof Mills Ave. and Foothill Blvd. SW of pHake lake, south of Vernal Pool 412 Comment
  UCR271553  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14164 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CATA544  Pseudognaphalium luteoalbum Mark L. Hoefs, Robert F. Thorne 1975-8-7 808 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  UC1947296  Pseudognaphalium stramineum I. M. Johnston 1917-8-23 1705 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork Comment
  RSA91737  Pseudognaphalium stramineum F. W. Peirson 1923-4-12 3464 Los Angeles Wilson's Cove, San Clemente Island. Comment
  RSA589500  Psilocarphus tenellus Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8590 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  SBBG119340  Pteris vittata S. D. White with P. De Vries 2000-5-18 7888 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  LA52267  Pterostegia drymarioides A. M. Johnson; 1935-4-26 4604 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM8634  Pterostegia drymarioides P. A. Munz, R. D. Harwood 1920-4-21 3696 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  UCR24288  Pterostegia drymarioides John C. Roos 1942-5-23 1067 Los Angeles Transverse Range; San Gabriel Mtns., Chantry Flats, Santa Anita Canyon Comment
  CATA1766  Pulicaria paludosa Benjamin E. Carter, John Clark & Elizabeth Baniaga 2012-7-24 6907 Los Angeles Santa Catalina Island: Big Springs, at road crossing just east of Little Harbor 3 Comment
  LA36841  Purshia glandulosa L. R. Abrams; 1941-4-24 13936 Los Angeles BIg Rock Creek near Valyermo 1280 Comment
  UCR270001  Purshia glandulosa R. G. Swinney 2010-5-19 12786 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
  UC1234711  Pycnanthemum californicum D. Gregory 1961-8-10 482 Los Angeles just above the bottom Coldwater Canyon (sw of Mt. San Antonio); San Gabriel Mountains, sw of Mt. San Antonio Comment
  UC1587670  Pycnanthemum californicum Tim Ross 1991-8-14 5794 Los Angeles Pacifico Mtn Rd 3200 ft nw Alder Saddle; San Gabriel Mtns., Chilao Flat Quad., Pacifico Mtn Rd 1767 Comment
  RSA717032  Pyrus communis Gary Kovnat, LeRoy Gross 2003-2-16 28 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  CAS-BOT-BC45789  Quercus S. B. Parish 1916-3-31 10759 Los Angeles Santa Catalina Island Comment
  UC1135539  Quercus X alvordiana A. D. Gifford 1935-3-15 460 Los Angeles 4 mi n Warm Springs; Angeles National Forest, Tejon Quad. 1524 Comment
  UCSB27967  Quercus X grandidentata Lloyd, Robert 1959-3-12 Los Angeles Rear of 461 Norumbega in Monrovia, Calif., base of the foothills of the San Gabriel Mts. 182 Comment
  RSA600421  Quercus agrifolia Steve Boyd, Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  POM18619  Quercus berberidifolia E. S. Spalding 1921-4-9 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  SEINET238519  Quercus berberidifolia A. C. Sanders, D. Malueg 1998-6-22 22035 Los Angeles San Gabriel Mtns.: La Canada SCE Gould Substation off Hwy 2 Gould Canyon. 595 Comment
  UC1595248  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 B Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA475266  Quercus chrysolepis Mark Hoefs 1974-10-3 591 Los Angeles Santa Catalina Island, upper Fern canyon- ridge between Mt. Orizaba and Mt. Banning 457 Comment
  UCD170604  Quercus chrysolepis D. O. Burge 2017-9-17 2307 Los Angeles San Gabriel Mountains, Bailey Canyon, N of Sierra Madera. 740 Comment
  UCD45435  Quercus chrysolepis Rudolph Fischer 1965-10-22 1 Los Angeles Granitic soil, elevation 4000 feet, in chaparral. San Gabriel Mountains, State Highway 39, ca. 20 miles north of Azusa, Los Angeles County, California. 1219 Comment
  UCR121671  Quercus chrysolepis Steve Boyd, T. S. Ross 1988-4-28 2239 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  CAS-BOT-BC86237  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 323 Los Angeles Santa Catalina Island. White's Landing Comment
  UC1135534  Quercus dumosa F. H. Raymond 1930-3-3 53 Los Angeles San Rafael Mountains Pasadena Quad. 335 Comment
  UC767802  Quercus dumosa Wm. H. Brewer Feb 1861 166 Los Angeles San Gabriel Comment
  POM121997  Quercus durata var. gabrielensis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA573425  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-13 356 Los Angeles Mouth of Liveoak Canyon 409 Comment
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  SBBG44662  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  UCR182178  Quercus engelmannii R. G. Swinney 1997-9-27 5881 Los Angeles San Gabriel Mountains, between Live Oak Canyon and Marshall Canyon, c. 0.25 mi. NW of Live Oak Canyon Dam 512 Comment
  UC1135725  Quercus lobata A. D. Gifford 1935-4-15 581 Los Angeles 7 mi wsw Manzana; Angeles National Forest, Tejon Quad. 1219 Comment
  UCR249899  Quercus lobata R. E. Riefner Jr. 2012-12-11 12- 595 Los Angeles Sun Valley, La Tuna Canyon, La tuna Canyon Road at Wildwood Ave. 281 Comment
  RSA141567  Quercus macdonaldii Percy C. Everett 1960-9-27 24295 Los Angeles Santa Catalina Island, Along Road through Middle Ranch 183 Comment
  JEPS37773  Quercus pacifica Blanche Trask 1901-1-1 Los Angeles Bullrush Canyon Santa Catalina Island Comment
  SD225830  Quercus pacifica John M. Tucker 1992-3-31 Los Angeles Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon. 256 Comment
  UC1281416  Quercus pacifica H. E. McMinn Jul 1924 1297 Los Angeles Catalina Island Comment
  UCSB34858  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Lower end of Swain Canyon, Santa Catalina Island Comment
  UCD170538  Quercus palmeri D. O. Burge 2017-5-5 2269 Los Angeles Bard Lake area. 375 Comment
  RSA232629  Quercus tomentella Larry E. DeBuhr, Wallace 1972-9-2 700 Los Angeles San Clemente Island; In the second large canyon south of Lemon Tank 366 Comment
  RSA479367  Quercus tomentella Mark Hoefs 1974-10-2 568 Los Angeles Santa Catalina Island, side canyon below Renton Mine 91 Comment
  UC625052  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 100 Comment
  SEINET13953936 Image available Quercus turbinella Martha P. Creighton 1952-1 294 Los Angeles Juniper Hills (Sima Mesa, Gabriel Mts.) Comment
  SD234137  Quercus wislizeni Virginia Pinkus Ryder 1964-7-1 243 Los Angeles Road to Mount Wilson. 1562 Comment
  SEINET13387013 Image available Quercus wislizeni var. frutescens R. G. Swinney 2011-1 15167 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UC848384  Quercus wislizeni var. frutescens J. Franklin Collins 1918-4-16 A Los Angeles above Alpine Tavern; Mt. Lowe Comment
  CAS-BOT-BC362469  Rafinesquia californica Grant No date on label s.n. Los Angeles Avalon Comment
  UCR265013  Rafinesquia californica Mitch Provance, Callen Huff 2009-4-28 10668 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SBBG71858  Ranunculus aquatilis var. diffusus R. Hoffmann 1929-5-21 Los Angeles Hughes Lake Comment
  CAS-BOT-BC378868  Ranunculus californicus var. californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona, grassy hills Comment
  RSA638922  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1946-8-27 6253 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1113 Comment
  UCR108189  Raphanus raphanistrum L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  UCR92666  Raphanus sativus Scott D. White 1996-4-9 3884 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA660631  Rhamnus californica subsp. californica Matt Bogdanoff 1981-5-24 9 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UC167092  Rhamnus californica subsp. californica Geo. B. Grant 1904-1 1114 Los Angeles Pasadena Comment
  CAS-BOT-BC55978  Rhamnus ilicifolia Herman Knoche 1919-6-25 Series A, No. 886 Los Angeles Catalina Island, Avalon Comment
  RSA0094088  Rhamnus ilicifolia Richard G. Swinney 2011-11-3 15997 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA640803  Rhamnus ilicifolia Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  CATA1007  Rhamnus pirifolia Mark L. Hoefs 1994-7-18 1889 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA1828  Rhamnus pirifolia Knopf, Johnson 1930-1-30 698 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA390860  Rhamnus pirifolia R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA342506  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, M. Z. Thorne 1969-7-10 38447 Los Angeles Slope from wet Seepage just E of Big Pines Ranger Station 2073 Comment
  OBI25836  Rhus aromatica Glen Holstein 1970-4-19 2 Los Angeles Indian Canyon 1 mile south of Soledad Canyon Rd Comment
  RSA126737  Rhus integrifolia P. H. Raven 1959-3-15 13854 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume. 15 Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 Comment
  RSA720244  Rhus integrifolia LeRoy Gross 2007-4-27 2655 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  SDSU2184  Rhus integrifolia Gerald Collier 1951-4-7 M 293 Los Angeles Hangin over sea bluff at Point Dume. About 2 miles west of U.S. Hwy 101 Comment
  UC124590  Rhus integrifolia H. M. Hall 1908-6-16 8288 Los Angeles Avalon, in Mrs. Trasks yard Santa Catalina Island Comment
  UCR117552  Rhus laurina A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23294 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  UCR133732  Rhus laurina F. R. Fosberg 1931-7-10 S- 5373 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  POM137315  Rhus ovata C. F. Baker 1903-4-2 4147 Los Angeles Hills near Monrovia Comment
  RSA0116757  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA386378  Rhus ovata Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA624002  Rhus ovata Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  RSA746829  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  CAS-BOT-BC167954  Rhus ovata A. J. Mc. 1892-5-14 s.n. Los Angeles In Santa Rosa Mts. Comment
  RSA595692  Rhus trilobata L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA0038419  Rhus trilobata Lee Haines 1935-7-11 s.n. Los Angeles Big Dalton, San Gabriel Mts. Comment
  POM199684  Rhus trilobata var. quinata I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  UCR56172  Ribes aureum var. gracillimum J. A. Adams 1963-4-2 3 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  RSA679142  Ribes californicum var. hesperium Valerie L. Soza, Bill Hogshead 2002-5-10 1462 a Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon 854 Comment
  CAS-BOT-BC93403  Ribes cereum Joseph Andorfer Ewan 1936-8-14 10040 Los Angeles San Gabriel Mountains. South shoulder Throop Peak. 2743 Comment
  RSA733040  Ribes cereum var. cereum R. G. Swinney 1999-8-16 7660 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  RSA517107  Ribes indecorum T. S. Ross 1990-5-14 2462 Los Angeles SAN GABRIEL MOUNTAINS: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1155 Comment
  SFV12538  Ribes indecorum M. H. Grayum, D. L. Koutnik 1977-11-13 850 Los Angeles Santa Susana Mountains Along tributary, west of Limekiln Canyon and just southwest of Horse Flats. 442 Comment
  RSA279106  Ribes indecorum R. F. Thorne 1971-3-25 41506 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA713876  Ribes malvaceum C. Epling 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
Read comments Nov 11 2014
  UC567129 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  SFV21031  Ribes malvaceum var. viridifolium L. Gross 2002-2-23 478 Los Angeles Verdugo Mountains Northeast side of mountains along Beaudry North Mountainway (dirt road). From bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 366 Comment
  RSA0021943  Ribes montigenum W. L. Stern, S. Carlquist 1969-8-14 2820 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  CAS-BOT-BC219299  Ribes nevadense Geo. B. Grant 1902-6-1 1125 Los Angeles Mount Wilson 1828 Comment
  RSA628377  Ribes nevadense Scott D. White 1998-6-29 s.n. Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA757073  Ribes nevadense R. G. Swinney 2008-9-13 9451 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA788178  Ribes roezlii Doris Bowers 1957-2-3 333 Los Angeles Dalton Canyon above Glendora 610 Comment
  LA82099  Ribes speciosum O. H. Kappler; 1941-3-15 129 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA652588  Ribes speciosum G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 549 Comment
  UCSB41825  Ribes speciosum Weidert, S. 1971-3-22 Los Angeles Puddingstone Reservoir 457 Comment
  RSA0035147  Ribes speciosum Geo. R. Julian 1962-3-27 s.n. Los Angeles Dry Canyon Road. Santa Monica Mountains. Comment
  SEINET13942817 Image available Ribes speciosum E. D. Palmer 1900-1 117 Los Angeles Santa Monica Canyon Comment
  SEINET3151846  Ribes tenuiflorum G. B. Grant, W. Wheeler 1904-5-7 1128 Los Angeles Glendora Comment
  CAS-BOT-BC173938  Ribes viburnifolium Knopf; Johnson 1930-2-1 1464 Los Angeles Cherry Valley, near Isthmus Harbor, Catalina Island Comment
  UCR107781  Ricinus communis Anna Christensen 1997-4-21 24 Los Angeles Claremont, Bernard BIological Field Station (Claremont Colleges) NW corner of Mills Avenue and Foothill Blvd., touching E fence, 170 yds into N panhandle region 412 Comment
  UCR225777  Rigiopappus leptocladus Dave Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA702154  Robinia pseudoacacia Michael Honer 2004-6-22 1989 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCSB50278  Robinia pseudoacacia Reisentz, Paul 1977-4-2 Los Angeles Corner of Hatteras and Yolanda, Reseda 243 Comment
  SEINET3100961 Image available Romneya coulteri G. Rink 2011-6-2 10583 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  RSA597043  Rorippa curvipes var. truncata Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA431535  Rorippa curvisiliqua Anstruther Davidson 1902-6-1 s.n. Los Angeles Big Slough, Comment
  UCR205559  Rorippa nasturtium-aquaticum R. G. Swinney 2008-5-30 8884 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  HSC19618  Rosa californica C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  SBBG118135  Rosa californica F. R. Fosberg 1931-5-2 4743 Los Angeles Middle Ranch Dam 200 Comment
  RSA230258  Rubus parviflorus Robert F. Thorne 1969-7-2 38319 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  RSA0080733  Rubus ursinus R. G. Swinney 2010-4-23 12361 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR179271  Rubus ursinus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  RSA0038409  Rubus vitifolius Elwood Fordham 1951-4-12 s.n. Los Angeles Topanga, creek bottom, opposite Pasquero Pl. Comment
  CDA2880  Rumex acetosella Phillipson 1915-9-3 Los Angeles Monrovia. Comment
  UCR158863  Rumex conglomeratus Scott D. White 1994-7-14 2243 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA252951  Rumex hymenosepalus Robert F. Thorne, Gary D. Wallace 1973-4-24 43408 Los Angeles SAN GABRIEL MTS., MOJAVE DESERT SLOPE: junction of Pallett Creek and Longview Roads, c. 4 mi S of Pearblossom 1174 Comment
  UCR149904  Rumex salicifolius R. G. Swinney 1999-6-18 7343 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA600402  Rumex salicifolius var. denticulatus Steve Boyd, Lauren Raz 1997-4-30 9626 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA466078  Rumex salicifolius var. salicifolius Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 Comment
  UC284187  Rumex salicifolius var. salicifolius P. A. Munz 1923-4-9 6679 Los Angeles about 3 mi se Casa Blanca; San Clemente Island Comment
  POM361056  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mountains 300 Comment
  RSA225697  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39884 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA570021  Salix exigua Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4945 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR228786  Salix exigua Dick Newell 2011-5-23 158 Los Angeles South Coast; Los Angeles Basin, 6500 block of Pacific Coast Highway, Long Beach 3 Comment
  RSA0104967  Salix exigua Steven A. Junak 1999-7-16 SCa- 1051 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  POM362606  Salix laevigata F. R. Fosberg, H. P. Bracelin 1931-10-11 s.n. Los Angeles Topanga canyon, 1.5 mi. above mouth. Comment
  SJSU212  Salix laevigata C. W. Sharsmith 1931-10-15 2 Los Angeles Santa Clara R Valley, 1.5 km N of Castaic 314 Comment
  LA208791  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7652 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA600002  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-5-28 9841 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA628806  Salix lasiolepis Scott D. White, David E. Bramlet 1998-6-29 6833 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  SBBG13710  Salix lasiolepis P. H. Raven 1962-5-20 17801 Los Angeles Bullrush Cyn, about opposite ranch in Middle Cyn 213 Comment
  UCR270868  Salix lasiolepis R. G. Swinney 2010-9-9 13792 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  CAS-BOT-BC107536  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles in bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC128487  Salix lasiolepis var. lasiolepis G. B. Grant 1904-1-30 4652 Los Angeles Pasadena Comment
  CAS-BOT-BC128489  Salix lasiolepis var. lasiolepis J. Ewan 1931-2-2 4018 Los Angeles Along river banks, Rio Hondo River near Downey Comment
  UCR48979  Salsola australis A. C. Sanders 1987-9-18 7358 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC180750  Salsola tragus Cecil Hart 1921-7-1 s.n. Los Angeles Howard & Smith's Nursery, Montebello Comment
  CDA6219  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -199 Los Angeles City of Santa Clarita/Newhall area, near I-5 Freeway at SR-126. Comment
  RSA606024  Salsola tragus L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placenta Canyon. 1/2 mile East of Oak of Golden Dream 518 Comment
Read comments May 23 2011
  RSA722085  Salsola tragus R. E. Riefner 2007-2-11 7 -50 Los Angeles City of Santa Fe Springs, near Alondra St. and Carmentia St., S of Firestone Blvd. 99 Comment
  UCSB46396  Salsola tragus Pruss, N. 1983-1-30 Los Angeles On the fire road behind Mount St. Mary's College, 1/2 mile from Chalon Rd., Santa Monica Mtns. 76 Comment
  POM296994  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA144727  Salvia apiana Alice Ann Webb 1961-2-28 780 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  UC416699  Salvia carduacea Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  UCD125721  Salvia columbariae Steven Mason; Helen M. Mason 1993-5-9 40 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 3.8 miles east of #7N11 Rd; north road slide. 1341 Comment
  SEINET2093124  Salvia dorrii var. pilosa S. Rhodes 2000-4-26 132 Los Angeles Highway 138 ca. 5 mi S of Highway 18 turnoff; 1097 Comment
  UC1281066  Salvia dorrii var. pilosa H. E. McMinn 1935-6-28 4079 Los Angeles approaching Palmdale Comment
  POM4083  Salvia leucophylla D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA533421  Salvia leucophylla Tim S. Ross 1991-4-21 4530 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  CATA58  Salvia mellifera USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA651803  Salvia mellifera Bill Amling 1948-5-12 3 Los Angeles La Habra Hills, off Hacienda Avenue, 4 miles south of Puente. 183 Comment
  UCR126235  Salvia mellifera A. C. Sanders 2003-3-14 25763 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
  UC170392  Salvia spathacea H. M. Hall 1902-5-9 3250 Los Angeles San Fernando Pass at head of San Fernando Valley Comment
Read comments May 19 2016
  RSA653836  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 773 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. 335 Comment
  RSA666727  Sambucus mexicana A. C. Sanders, D. Malueg 2001-5-17 24327 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  RSA720249  Sambucus mexicana LeRoy Gross 2007-4-27 2652 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UCR125154  Sambucus mexicana A. C. Sanders, Mark Elvin 2002-6-18 25107 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
  JEPS23711  Sambucus mexicana Peter H. Raven 1959-5-3 14065 Los Angeles along Mulholland Drive 0.5 mi e Beverly Glen Boulevard; Santa Monica Mountains 381 Comment
  RSA0037189  Sambucus mexicana Ron Martinolich 1991-4-7 42 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (north) on fire road ca. .5 mi. Comment
  SD234776  Sambucus nigra subsp. caerulea A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 395 Comment
  CATA877  Sanicula arguta Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1688 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  RSA133767  Sanicula arguta P. H. Raven 1959-4-4 13953 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  RSA533883  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5159 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA708101  Sanicula arguta Gary D. Wallace 1985-3-3 2189 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  RSA595166  Sanicula crassicaulis Steve Boyd 1996-4-25 8690 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
  RSA458890  Saxifraga californica Louis C. Wheeler 1934-3-19 2479 Los Angeles Liveoak Canyon. Altitude 1550 feet. 473 Comment
  RSA458891  Saxifraga californica Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UC520331  Schinus molle Louis C. Wheeler 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne; Liveoak Wash 403 Comment
  UCR270000  Schismus arabicus R. G. Swinney 2010-5-19 12787 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
  UCR274093  Schismus arabicus Steven A. Junak 1999-5-20 SCa- 959 Los Angeles California Islands, Santa Catalina Island, base of paved road leading to top of Black Jack Peak 530 Comment
  CAS-BOT-BC243452  Schismus barbatus Peter H. Raven 1962-2-5 16879 Los Angeles Rancho Santa Ana Botanic Garden 335 Comment
  RSA0047910  Schismus barbatus R. G. Swinney 2010-5-12 12750 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  SFV20787  Schismus barbatus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 690 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  CAS-BOT-BC111518  Schoenoplectus americanus George B. Grant 1902-4-1 1943 Los Angeles Los Angeles Comment
  CAS-BOT-BC111238  Schoenoplectus californicus George B. Grant 1902-6-20 915 Los Angeles Margin of pond, Redondo Comment
  RSA366073  Schoenoplectus maritimus F. R. Fosberg 1930-6-23 S- 2955 Los Angeles Del Rey. 1 Comment
  SEINET7591827 Image available Schoenoplectus pungens Steve Boyd 1996-1 8826 Los Angeles LiLiebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  UCR9389  Scirpus microcarpus D. H. Wilken 1965-4-23 223 Los Angeles San Gabriel Mtns., San Antonio Canyon between Mt. Baldy P.O. & mouth of canyon 1220 Comment
  CAS-BOT-BC238503  Scrophularia villosa C. B. Wolf 1941-6-25 s.n. Los Angeles On Santa Catalina Island, head of Avalon Valley, 300 yds. sw. of Wrigley Mausoleum Comment
  CATA988  Scrophularia villosa Mark L. Hoefs 1994-5-21 1862 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA155771  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles North of Thirst, San Clemente Island. 305 Comment
  SBBG71562  Scutellaria mexicana R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCD125745  Scutellaria tuberosa Daryl Koutnik 1978-3-27 174 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  UCR108639  Sedum spathulifolium L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Mine Gulch Camp, East Fork San Gabriel River 1372 Comment
  RSA0081653  Sedum spathulifolium Frank W. Peirson 1908-5-9 428 Los Angeles Rocky banks of West Fork of Eaton Canyon, south base of San Gabriel Mts. 991 Comment
  LA200010  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-26 1771 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  UC1587671  Senecio Tim Ross 1991-8-14 5795 Los Angeles 3200 ft nw Alder Saddle (Pacifico Mtn Rd); San Gabriel Mts., Chilao Flat USGS 7.5' 1767 Comment
  RSA647965  Senecio douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-19 31 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  RSA472952  Senecio flaccidus var. douglasii V. V. Giles 1936-7-5 267 Los Angeles San Gabriel River where highway 66 crosses Comment
  SD212512  Senecio flaccidus var. douglasii T. B. Salvato, Sarah Flack 2007-8-8 3025 Los Angeles San Gabriel Mountains: East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2012 Comment
  UCR157994  Senecio flaccidus var. monoensis David Charlton, Robb Fishman 1989-5-17 3184 B Los Angeles Mojave Desert, Antelope Valley, Quartz Hill, corner of Ave. 'M' and 50th St. West 762 Comment
  CAS-BOT-BC341210  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier. San Clemente Island Comment
  CATA654  Senecio lyonii Mark L. Hoefs 1991-4-18 1141 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  SBBG79875  Senecio lyonii W. A. Wright 1931-2-26 Los Angeles Santa Catalina Island Comment
  SD112010  Senecio lyonii Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Mid-Avalon Canyon-Hour Trail Comment
  UCR149812  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SD69714  Senecio vulgaris Robert F. Thorne 1966-4-28 36209 Los Angeles Santa Catalina Island: along roadside to Renton Mine, Pebbly Beach Canyon 245 Comment
  RSA785528  Senecio vulgaris Doris Bowers 1957-4-3 938 Los Angeles University of LaVerne 320 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
  SEINET10905250  Sequoiadendron giganteum David B. Dunn 1939-10-18 Dunn UMO 46554 Los Angeles Cultivated specimen of a native tree of the Sierra Nevada Mts. of central Calif. growing in Westlake Park, Los Angeles. 213 Comment
  UCD92630  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street (downtown district.) 60 Comment
  UCR256907  Silene californica Orlando Mistretta 1992-7-13 688 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA3513  Silene gallica C. B. Wolf 1932-5-9 3456 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  UC1922484  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  CAS-BOT-BC387021  Silene gallica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4240 Los Angeles Los Angeles; Racho Santa Ana Botanic Garden; San Clemente Island Comment
  RSA650327  Silene gallica H. J. Thompson 1959-5-24 2006 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  SFV21078  Silene gallica L. Gross 2001-2-17 338 Los Angeles Verdugo Mountains North side of mountains east of Hostetter Mountainway. Follow dirt road that splits east of Hostetter, parallel with 210 Freeway. This road dips down into a canyon then climbs back up and around the first ridge east facing slope. 549 Comment
  CAS-BOT-BC174911  Silene laciniata L. R. A. 1901-6-6 1691 Los Angeles Los [Tunas Canon] Tuna Canyon, S. Monica Mts. Comment
  LA94381  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SDSU12063  Silene laciniata subsp. major Jennifer Swenson, David Shaari 1995-5-2 2 V95A Los Angeles Off Encinal Canyon Rd. in Charmlee Regional Park, 1 mile on dirt road beyond park gate, before open meadow. 419 Comment
  UCR263282  Silene lemmonii Anuja Parikh, Nathan Gale 2012-5-10 3590 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km south of the West Fork San Gabriel River, 0.9 km northeast of Newcomb Pass 1070 Comment
  POM82710  Silene multinervia P. A. Munz 1925-4-23 9462 a Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC389572  Silene parishii Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38870 Los Angeles San Gabriel Mts., Angeles National Forest: NE-facing slope above Angeles Crest Hwy. 0.6 mi. SSE of Dawson's Saddle 2392 Comment
  POM286427  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn 1981 Comment
  RSA438865  Silene verecunda subsp. platyota F. R. Fosberg 1931-8-11 S 5598 Los Angeles Lshio trail 1 mi. above Big Cienega, S slope 1080 Comment
  UC218196  Silene verecunda subsp. platyota P. A. Munz 1922-7-21 6119 Los Angeles Little Baldy San Gabriel Mts., Little Baldy 2895 Comment
  RSA637506  Silybum marianum Valerie L. Soza, LeRoy Gross 1999-5-10 448 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA642510  Sinapis arvensis D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills. 427m northwest of the 57/60 freeway and 762m north of Grand Avenue. 122m southwest of Beaverhead Drive in Diamond Bar. 253 Comment
  RSA0048221  Sisymbrium altissimum A. Lee Haines 1973-3-17 s.n. Los Angeles S. slope of Mesa Park, W. of Malibu Creek, Santa Monica Mts. Comment
  SEINET3289851 Image available Sisymbrium erysimoides M. W. Denslow, Steve Boyd 2003-5-7 1089 Los Angeles Transverse Ranges; San Gabriel Mountains region: North of Azusa at end Glendora Ridge motorway (1N26) in small unnamed canyon just above small Avocado orchard. 274 Comment
  RSA0080389  Sisymbrium irio R. G. Swinney 2010-3-24 12044 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0081298  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  RSA639976  Sisymbrium orientale L. C. Wheeler 1967-5-29 9772 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  UCR193688  Sisymbrium orientale R. G. Swinney, Dave Larson 1999-5-29 7222 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  SBBG109045  Sisymbrium orientale S. A. Junak 1996-5-29 SCl 545 Los Angeles China Pt Rd, ca. 1.3 mi S of intersection with San Clemente Ridge Rd 289 Comment
  RSA592414  Sisyrinchium bellum Mark Hoefs 1974-5-2 451 Los Angeles Santa Catalina Island: above Parsons Landing 61 Comment
  UCSB908  Sisyrinchium bellum Albright, S. 1957-5-7 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  RSA702189  Solanum americanum Scott D. White, Pam De Vries 2004-6-14 10483 -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
  RSA422378  Solanum douglasii Anstruther Davidson 1891-6-25 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA670308  Solanum douglasii Joseph M. Keefe 2001-3-19 31163 Los Angeles San Rafael Mountains. 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, CA 91208 466 Comment
  SBBG105475  Solanum douglasii F. H. Elmore -Feb-1929 438 Los Angeles Santa Catalina Island Comment
  UC284785  Solanum douglasii P. A. Munz 1923-4-8 6605 Los Angeles San Clemente Island Comment
  RSA0020267  Solanum douglasii A. E. Hersh 1950-7-9 s.n. Los Angeles Rindge and Rees Ave., Playa del Rey. 15 Comment
  RSA0020270  Solanum douglasii Daniel Curran 1981-2-25 26 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  CAS-BOT-BC156780  Solanum umbelliferum A. Eastwood 1928-6-15 15390 Los Angeles Claremont Comment
  CAS-BOT-BC83639  Solanum umbelliferum L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and Duarte. Comment
  JEPS12159  Solanum umbelliferum Frank W. Peirson 1918-6-1 185 Los Angeles Echo Mountain; San Gabriel Montains, Echo Mountain 1036 Comment
Read comments Mar 3 2012
  POM9216  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-17 3980 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA0040462  Solanum umbelliferum R. G. Swinney 2010-5-11 12647 Los Angeles 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
  RSA648281  Solanum umbelliferum Jami Liberi 1983-5-19 22 Los Angeles Located in Claremont, across the [street] from the San Antonio Dam. 640 Comment
  UC1595293  Solanum umbelliferum Tim Ross 1991-3-10 4218 Los Angeles Bernard Field Station, on e side of Rancho Santa Ana Rancho Santa Ana; Claremont, Bernard Field Station, Rancho Santa Ana 391 Comment
  POM50613  Solanum umbelliferum L. R. Abrams 1901-4-3 1298 Los Angeles Santa Monica Mountains. Comment
  RSA427376  Solanum wallacei Blanche Trask 1901-03 3366 Los Angeles Avalon, Santa Catalina Island. Comment
  IRVC28748  Solanum xanti A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25517 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA473616  Solidago californica F. R. Fosberg 1930-11-11 54182 Los Angeles Templeton, South Puente 100 Comment
  SEINET11262434  Solidago confinis Steve Boyd, Lauren Raz 1996-9-24 8936 Los Angeles Liebr Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountains.; 0 914 Comment
  UC57571  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Forestry Station Comment
  UCD136149  Sonchus asper subsp. asper Ipso. 1904-3-22 s.n. Los Angeles St Anna. Comment
  RSA0054193  Sonchus oleraceus Richard G. Swinney 2010-4-23 12341 Los Angeles San Gabriel Moutains; lower Loop Canyon, 0.2-0.6 miles upstream from Verterans Park, below US Forest Sercive boundary. 549 Comment
  RSA3479  Sonchus oleraceus C. B. Wolf 1932-5-9 3422 Los Angeles Santa Catalina Island; Avalon. 8 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
  RSA534008  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5110 Los Angeles San Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point). 239 Comment
  RSA506190  Sorghum bicolor L. C. Wheeler 1966-11-23 9153 Los Angeles West fork of San Gabriel Canyon Comment
  RSA383718  Sparganium erectum Anstruther Davidson s.n. Los Angeles Glendale. Comment
  JEPS32244  Sparganium erectum subsp. stoloniferum Ernest Braunton Jul 1902 571 Los Angeles Los Angeles River Comment
  POM349193  Spartium junceum E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  UC465709  Spergula arvensis subsp. arvensis D. L. Crawford 1916-3-28 996 Los Angeles low hills near city - Santa Monica Mts. Santa Monica Mts. Comment
  SBBG105392  Spergularia bocconi R. M. Beauchamp 1976-5-22 4114 Los Angeles dump at Lemon Tank 332 Comment
  RSA0097891  Spergularia bocconi I. M. Johnston 1918-5-20 2006 Los Angeles Claremont (between Harwood Hall and Green House). 366 Comment
  SBBG10765  Spergularia macrotheca var. macrotheca R. Moran 1958-9-15 6836 Los Angeles above Wilson Cove 50 Comment
  SBBG20568  Spergularia macrotheca var. macrotheca E. R. Blakley 1963-12-8 6410 Los Angeles between Northwest Harbor and Whale Pt 15 Comment
  SD90424  Spergularia macrotheca var. macrotheca Robert F. Thorne 1966-4-15 36019 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point southwest side of island. Comment
  RSA0098596  Spergularia marina L. R. Abrams 1901-4-10 1458 Los Angeles Hyde Park. Comment
  SBBG69972  Spergularia marina M. N. Ackley -Feb-1928 78 Los Angeles Linwood 24 Comment
  SBBG125310  Sphaeropteris cooperi J. R. Clark with T. Dvorak, C. de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Twin Rocks 218 Comment
  POM50693  Sporobolus airoides A. D. E. Elmer 1902-06 3623 Los Angeles Lancaster. Comment
  LA52394  Stachys albens J. A. Ewan; 1931-10-24 5281 Los Angeles Santa Monica Mountains, La Sierra Canyon, 0.5 mi. below Seminole Hot Springs 304 Comment
  RSA446627  Stachys albens M. B. Dunkle 1933-6-17 3610 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  LA52380  Stachys bullata Carl Epling; 1931-3-28 52380 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA52384  Stachys bullata L. Larson; 1928-4-21 105 Los Angeles Comment
  CAS-BOT-BC60916  Stanleya pinnata W. R. Dudley; F. H. Lamb 1896-6-4 4324 Los Angeles Lancaster. Comment
  CATA3083  Stebbinsoseris heterocarpa Amy Catalano 2016-4-15 069 Los Angeles Santa Catalina Island: Along southwest edge of exclosure 4A, ca. halfway up hill to FAR fence, N-facing slope 424 Comment
  RSA329563  Stellaria media Gary D. Wallace 1966-3-12 136 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. Comment
  RSA478124  Stellaria nitens M. B. Dunkle 1929-4-7 2088 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA151312  Stephanomeria blairii P. H. Raven 1962-5-10 11717 Los Angeles South side of canyon just north of Thirst, San Clemente Island. 198 Comment
  SD114761  Stephanomeria cichoriacea Wayne P. Armstrong 1982-10-17 Los Angeles San Gabriel Moiuntains, South fork of Big Rock Creek (along South Fork Trail) 1700 Comment
  RSA474198  Stephanomeria exigua subsp. exigua F. R. Fosberg 1931-8-30 812 Los Angeles El Segundo. 5 Comment
  RSA249791  Stephanomeria parryi R. F. Thorne 1973-5-11 43490 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA640501  Stephanomeria spinosa L. C. Wheeler 1967-9-4 10646 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment