Search Results — 2000 specimen records retrieved (1582 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC57520  Abronia maritima J. H. Barber 1897-1-23 25 Los Angeles Santa Monica Forestry Station Comment
  RSA460989  Abronia umbellata Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  SD41441  Abronia umbellata Edith A. Purer 1931-2-21 103 Los Angeles El Segundo. Comment
  LA200659  Abronia umbellata subsp. umbellata Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  POM184073  Abronia umbellata subsp. umbellata P. A. Munz 1932-8-31 12814 Los Angeles Back beach, Playa del Rey. Comment
  SEINET946799  Acacia longifolia W. G. Spaulding 1972-1 s.n. Los Angeles Hills 2 miles SSW of La Canada, 10 miles NE of Los Angeles, Flintridge Foothills 549 Comment
  CSUSB1300  Acacia melanoxylon Rand Ch. Isbell 1970-5-10 12 A Los Angeles Palos Verdes Peninsula in a barley field at the intersection of Palos Verdes Drive and Hawthorne Blvd. 60 Comment
  RSA0065426  Acacia retinodes Marvin L. Becker 1948-2-13 s.n. Los Angeles Priv. res. Los Angeles. Comment
  LA49823  Acer macrophyllum Carl Epling; March 1937 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM306284  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1394 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC635156  Acer macrophyllum Herbert L. Mason 1927-6-14 3762 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1889 Comment
  UCR219461  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR129695  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 244 Comment
  RSA176284  Achillea millefolium R. F. Thorne, J. Henrickson 1963-5-5 32323 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  POM365955  Achnatherum hymenoides Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCD51171  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  RSA660173  Achnatherum speciosum Orlando Mistretta 1992-5-25 450 Los Angeles Fenner Canyon Conservation Camp. S side of camp. Comment
  LA94384  Achyrachaena mollis A. M. Johnson; 1934-4-20 4441 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA638211  Achyrachaena mollis Louis C. Wheeler 1967-5-15 9607 Los Angeles San Gabriel Mountains; Whitney Canyon. 472 Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  SBBG37918  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island Comment
  CAS-BOT-BC204781  Acmispon argophyllus var. argenteus Geo. B. Grant 1906-9-1 7162 Los Angeles Sta [Santa] Catalina Island Comment
  SBBG98425  Acmispon argophyllus var. argenteus T. Ross 1991-5-22 5454 Los Angeles Spray Pt, ca. 5300 ft N of Eel Pt 9 Comment
  SD72388  Acmispon argophyllus var. argenteus Darley F. Howe 1968-2-25 4491 Los Angeles Santa Catalina Island, north side of Fourth of July Cove, hillside Comment
  CAS-BOT-BC213458  Acmispon argophyllus var. argophyllus Timothy S. Ross; Steve Boyd; Peter Fritsch; Orlando Mistretta 1990-6-25 3804 Los Angeles Vicinity of Crystal Lake, San Gabriel Mountains 1700 Comment
  UCD103985  Acmispon argophyllus var. fremontii Marc Blain 1993-4-16 18 Los Angeles San Gabriel Mountains, 3.5 miles North of Greenridge Ave. on Angeles Crest Highway. 762 Comment
  UCR76410  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles Channel Islands; San Clemente Island, Central east side of island, east escarpment c. 20 m south of where Nanny Canyon drainage meets the sea 18 Comment
  CHSC36033  Acmispon heermannii R. Vandenburgh 1972-6-28 15 Los Angeles 1/2 mi. W. of Mt. Wilson in San Gabriel Mts/ on Los Angeles Crest Hwy. 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
  UCD104220  Acmispon maritimus Daryl Koutnik; John Cuti 1978-4-12 343 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  LA99389  Acmispon maritimus var. maritimus Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  CHSC8310  Acmispon strigosus Edward L. Smith 1957-5-23 171 Los Angeles Located in wash on Pomona College, Claremont. 365 Comment
  RSA0083116  Acourtia microcephala R. G. Swinney 2010-6-4 13045 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA471682  Acourtia microcephala William Greenberg 1939-4-16 s.n. Los Angeles Beverly Hills Canyon. Comment
  CATA239  Adenostoma fasciculatum Mark L. Hoefs, A. Douglas Propst 1973-5-4 235 Los Angeles Santa Catalina Island: Lower Middle Canyon 144 Comment
  RSA687677  Adiantum capillus-veneris H. H. Tracy s.n. Los Angeles Palmers Canyon, N of Claremont 457 Comment
Read comments
Apr 3 2011
  RSA190970  Adiantum capillus-veneris R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36763 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  CDA1005  Adiantum jordanii D. G. Kelch 1991-3-17 1314 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCD137240  Adiantum jordanii Kenneth A. Wilson 1961-2-18 846 Los Angeles Calabasas. Santa Monica Mtns. Mulholland Hwy. Comment
  RSA602481  Ageratina adenophora Scott D. White 1997-5-8 5090 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  CAS-BOT-BC14782  Agoseris retrorsa G. B. Grant 1902-6-10 5106 Los Angeles Summit of Mt. Wilson Comment
  SD255635  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  CAS-BOT-BC127232  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 2133 Comment
  CLARK-A1528-4082  Ailanthus altissima Alfred R. Roos 1949-7-21 Los Angeles Los Angeles Comment
  CAS-BOT-BC445384  Alisma plantago-aquatica A. C. Sanders; Dan S. Cooper 2010-8-5 38538 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  RSA680003  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  CAS-BOT-BC471090  Allium lacunosum var. lacunosum Louis C. Wheeler 1932-4-10 607 Los Angeles 2 mi. W Palmdale Comment
  POM3656  Allophyllum divaricatum I. M. Johnston 1917-7-1 1439 Los Angeles Evey Canyon. 1067 Comment
  RSA86583  Allophyllum divaricatum Verne Grant 1954-5-16 9389 Los Angeles Just above main fork in Evey Canyon, west of San Antonio Canyon, San Gabriel mtns. Comment
  POM199721  Allophyllum glutinosum I. W. Clokey, B. C. Templeton 1929-04 4468 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA187859  Allophyllum glutinosum R. F. Thorne 1966-4-30 36336 Los Angeles W fork Gallagher's Canyon, Santa Catalina Island. 91 Comment
  UC1517700  Allophyllum glutinosum Mrs. Trask May 1897 5 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  CAS-BOT-BC170976  Alnus rhombifolia Henry J. Thompson 1959-2-20 1837 Los Angeles 0.5 miles above ocean, La Tuna Canyon, Santa Monica Mountains 76 Comment
  LA82489  Alnus rhombifolia O. H. Kappler; 1941-5-12 116 Los Angeles Santa Monica Mountains, Topanga Canyon 182 Comment
  RSA452785  Alnus rhombifolia Anstruther Davidson 1891-06 s.n. Los Angeles Millards Canyon Comment
  RSA608901  Alnus rhombifolia L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UCR222770  Amaranthus albus R. G. Swinney 2009-5-8 10692 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR262301  Amaranthus albus R. G. Swinney 2010-6-8 13217 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
  UCSC000229  Amaranthus albus Ernest Braunton 2-Oct 704 Los Angeles Echo Park Comment
  RSA402986  Amaranthus deflexus L. C. Wheeler 1931-9-10 130 Los Angeles Pomona. 259 Comment
  POM715  Amaranthus hybridus I. M. Johnston 1918-9-21 s.n. Los Angeles Upland. Comment
  CAS-BOT-BC13485  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  UCR41715  Ambrosia chamissonis G. R. Ballmer, G. 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
  RSA760597  Ambrosia psilostachya R. G. Swinney 2008-12-4 9948 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  RSA416988  Ambrosia psilostachya Robert Gustafson 1980-8-29 1969 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  RSA415283  Amorpha californica Louis Greata 1900-9-23 s.n. Los Angeles Damp sways, Eagle Rock Canyon. Comment
  POM184688  Amorpha californica var. californica Joseph A. Ewan 1932-6-18 7355 Los Angeles Clear Creek fork of Tujunga Canyon 854 Comment
  RSA244384  Amorpha californica var. californica Robin S. Collins 1973-5-15 272 Los Angeles Trail Canyon, within 1/2 mi. of start of pack trail. 625 Comment
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  LA33459  Amsinckia intermedia Henry J. Thompson; 1959-4-19 1946 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG19163  Amsinckia intermedia M. A. Piehl 1965-12-7 631051 Los Angeles point across SE tip of island from Pyramid Head Comment
  LA40188  Amsinckia intermedia W. O. Griesel; 1936-2-27 sn Los Angeles Faculty Hill U.C.L.A. Campus Comment
  RSA499952  Amsinckia intermedia Bertie Condit 1884-5-31 s.n. Los Angeles Los Angeles. Comment
  RSA0089954  Amsinckia retrorsa P. A. Munz 1922-4-15 5145 Los Angeles Claremont. 365 Comment
  UCR71289  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4311 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  SBBG63559  Amsinckia tessellata R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SEINET5320904  Amsinckia tessellata Unknown 2002-3-25 6134 Los Angeles Antelope Valley; Along State Highway 138, 5.3 miles west of its junction with State Highway 14 720 Comment
  RSA594586  Anagallis arvensis Louis C. Wheeler 1967-5-7 9284 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  UCR138543  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 0.2 mi west of Bear Creek 518 Comment
  RSA0073237  Anemopsis californica Bonnie C. Templeton, H. J. Andrews 1938-6-22 1685 Los Angeles Near Valyermo, Shoemaker Canyon. Comment
  POM220648  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles Browns Flat, San Gabriel Mts. 1310 Comment
  UCR197763  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 68 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA771591  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR217432  Anthriscus caucalis R. G. Swinney 2009-3-10 10057 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC934017  Antirrhinum coulterianum H. L. Cogswell 1951-6-8 115 Los Angeles w side Bell Canyon (Watershed 4); San Gabriel Mountains 853 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  SFV15544  Antirrhinum kelloggii R. K. Stachelek 1992-4-14 11 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along fire road near top of hill. 520 Comment
  UCR270016  Antirrhinum kelloggii R. G. Swinney 2010-3-24 12070 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA80432  Antirrhinum kelloggii F. W. Peirson 1925-4-23 5787 Los Angeles Forks of San Gabriel River. 534 Comment
  LA210397  Antirrhinum nuttallianum subsp. subsessile Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA151228  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles San Clemente Island: on sides of small arroyo above Wilson Cove 61 Comment
  SBBG125534  Apocynum cannabinum A. Parikh, N. Gale 2010-6-15 3299 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1293 Comment
  RSA0016905  Apocynum cannabinum Woodward 1933-11 s.n. Los Angeles El Segundo Comment
  POM150410  Aquilegia formosa var. hypolasia C. F. Baker 1903-8-2 3673 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR85827  Arabis glabra T. S. Ross 1991-8-16 5822 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  UCR201826  Aralia californica Scott D. White, Justin M. Wood 2008-10-7 12549 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  POM3396  Arbutus menziesii L. Struf 1918-5-19 s.n. Los Angeles Mt Wilson Trail. Comment
  UCR202694  Arceuthobium californicum R. G. Swinney 2001-8-11 8044 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA97428  Arceuthobium occidentale F. W. Peirson 1921-11-12 4302 Los Angeles Collins Ranch, Liebre Mts. 1372 Comment
  UCR277122  Arctostaphylos R. G. Swinney 2010-9-23 13890 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA626703  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22113 Los Angeles Glendora Ridge Road, 7 km southwest of Baldy Road. 1410 Comment
  RSA626785  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20194 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA630272  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-25 120 Los Angeles Verdugo Mountains: Along dirt road called Verdugo Mountain Way, main crest on west side of range. 792 Comment
  CAS-BOT-BC39329  Arctostaphylos glauca Tim Ross; Steve Boyd 1993-5-23 7243 Los Angeles Liebre Mountains, Lower easterly ridge of Red Mt., on northerly to northeasterly slope ca 500-570 m 975 Comment
  RSA596849  Arctostaphylos glauca Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9128 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway''. 950 Comment
  RSA631412  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15631 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631516  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15668 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631677  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22069 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  UCR224375  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles San Gabriel Mountains, Little Rock Creek, upstream of Little Rock Reservoir to confluence with Santiago Creek 999 Comment
  RSA634690  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20326 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634746  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20598 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634757  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22016 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635177  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20575 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA233450  Arctostaphylos patula R. F. Thorne 1968-11-9 37866 Los Angeles along trail up S slope of Mt. Williamson 2195 Comment
  RSA238250  Arctostaphylos patula R. F. Thorne 1969-7-2 38333 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  RSA635273  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20631 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR126754  Arctotheca prostrata A. C. Sanders, Andy Thomson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UCR177469  Arenaria douglasii LeRoy Gross 2005-5-3 2237 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  CAS-BOT-BC384748  Arenaria serpyllifolia var. serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont 365 Comment
  RSA385027  Aristida ternipes var. gentilis George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  RSA417235  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  RSA762652  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  SBBG114197  Artemisia californica C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1569 Comment
Read comments
Jul 31 2014
  SFV3694  Artemisia californica K. A. Wilson 1963-10-26 1314 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  POM49717  Artemisia douglasiana L. R. Abrams 1901-08 2181 Los Angeles Ballona Creek. Comment
  RSA188530  Artemisia ludoviciana subsp. ludoviciana R. F. Thorne, John Olmsted 1965-8-26 35396 Los Angeles Near Camp Lupine along Prairie Fork 1982 Comment
  RSA93757  Artemisia spinescens F. W. Peirson 1927-5-7 7262 Los Angeles 3 miles east of Lancaster. Comment
  RSA594313  Artemisia tridentata subsp. parishii Steve Boyd, Lauren Raz 1996-10-14 9045 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SEINET10800380 Image available Artemisia tridentata subsp. parishii Samuel B. Parish, W. F. Parish Parish 1065 Los Angeles Newhall. San Bernardino. Comment
  RSA230382  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains, Angeles National Forest: North of Jackson Lake. 1860 Comment
  RSA0104728  Asclepias eriocarpa R. G. Swinney 2009-7-22 11337 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA0104729  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  UC534844  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  RSA640650  Asphodelus fistulosus Steven A. Junak 1996-5-17 483 -A Los Angeles San Clemente Island: NE portion of island, E of SE end of airfield runways, just N of upper portion of road to Dolphin Bay. 49 Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  UCR219407  Aspidotis californica R. G. Swinney 2009-4-1 10238 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  UCR259160  Aspidotis californica R. G. Swinney 2010-8-30 13624 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA0048640  Astragalus antisellii E. F. 1951-4-4 s.n. Los Angeles Topanga. Summit Rd. 1st bend in rd. down from Smmit. 457 Comment
  UCR208898  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 2134 Comment
  NY621862  Astragalus brauntonii P. O. Schallert 1943-5-7 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC182852  Astragalus douglasii L. R. Abrams 1927-4-30 11726 Los Angeles Head of Antelope Valley Comment
  UCR62240  Astragalus gambelianus S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  POM145515  Astragalus lentiginosus J. B. Feudge 1925-5-23 1133 Los Angeles Lancaster. 716 Comment
  POM228224  Astragalus nevinii Joseph Cook Nevin, Lyon 1885-04 s.n. Los Angeles San Clemente Island Comment
  RSA600727  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  RSA188219  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1965-6-23 34979 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  UCD105472  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge. Shandon, CA. 1143 Comment
  UCR125917  Astragalus trichopodus var. phoxus A. C. Sanders, Mark Elvin 2002-6-19 25198 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA90213  Astragalus trichopodus var. phoxus F. W. Peirson 1920-3-28 2099 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  RSA611657  Athysanus pusillus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10087 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCSB52777  Atriplex argentea Boutin, F. 1967-4-23 Los Angeles San Clemente Island; N end of island, between NW Harbor and airstrip Comment
  RSA411862  Atriplex argentea subsp. expansa H. L. Bauer 1929-09 s.n. Los Angeles Long Beach 30 Comment
  UC1234801  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-10 17964 Los Angeles above Wilson Cove (summit of San Clemente Island); , above Wilson Cove 137 Comment
  SBBG65346  Atriplex confertifolia R. Hoffmann 1929-4-27 Los Angeles Lancaster Comment
  UCR94687  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13944 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  SD255702  Atriplex coronata Mitch Provance 2010-5-18 17485 Los Angeles Westernmost Mojave Desert: Western Antelope Valley, along Lancaster Rd., near entrance to cement plant, ca. 0.6 mile east of intersection of Lancaster Rd. and County Route N2. 1021 Comment
  CAS-BOT-BC170107  Atriplex lentiformis L. R. Abrams 1901-8-21 2189 Los Angeles Santa Monica Comment
  POM265716  Atriplex lentiformis subsp. breweri J. C. Roos 1942-9-12 1724 Los Angeles Northwest of Santa Monica. Comment
  RSA716066  Atriplex micrantha Scott D. White, Andrea Warniment 2006-7-7 s.n. Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA600604  Atriplex rosea L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Grandview Canyon, 1/4 mile south of Largo Vista. 1432 Comment
  RSA478403  Atriplex semibaccata F. R. Fosberg 1931-3-26 S- 4396 Los Angeles Santa Catalina Island. Hillside above St. Catherine Hotel. 10 Comment
  UCR209318  Atriplex semibaccata A. C. Sanders 2009-11-6 37224 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR281825  Atriplex semibaccata Mitch Provance, Scott Duff 2017-6-29 617- 74 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA105584  Atriplex semibaccata Barry A. Prigge; 1989-5-10 8709 Los Angeles Santa Monica Mountains, Point Dume, above Dume Cove 45 Comment
  RSA187777  Atriplex watsonii R. F. Thorne 1966-9-15 36690 Los Angeles Santa Catalina Island. Salina within the base of Ballast Point, Catalina Harbor. 0 Comment
  SBBG13603  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at E end of Northwest Harbor 30 Comment
  SD90603  Atriplex watsonii Robert F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, southwest side of island, 2/3 mile south-southeast of Eel Point and north of Seal Cove. 29 Comment
  RSA0069644  Avena barbata R. G. Swinney 2010-2-27 11775 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA715125  Avena barbata Daisie Huang 2006-3-9 60309 01 b Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  RSA640818  Avena fatua L. C. Wheeler 1931-4-6 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  RSA717040  Avena fatua Gary Kovnat, LeRoy Gross 2003-4-5 38 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  LA10997  Avena fatua Monte Lloyd; 1950-7-11 500711p 1148 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA11005  Avena fatua s.n. Los Angeles near summit, Ridge Route Comment
  RSA618983  Azolla filiculoides LeRoy Gross 1998-9-20 69 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  SD69569  Azolla filiculoides Robert F. Thorne 1966-9-14 36659 Los Angeles Santa Catalina Island, Lower Middle Ranch Canyon, ca.75 miles above Ben Weston Beach, on surface of small shallow stream 53 Comment
  SD107924  Azolla filiculoides Larry DeBuhr 1977-4-16 2571 Los Angeles Santa Catalina Island, bottom end of Cottonwood Canyon, in stream Comment
  UCR256878  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0085333  Baccharis salicifolia R. G. Swinney 2010-4-1 12162 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UC71922  Baccharis salicifolia subsp. salicifolia W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  UC893721  Baccharis salicifolia subsp. salicifolia I. W. Clokey and B. C. Templeton 1930-3-11 4604 Los Angeles Beverly Boulevard Los Angeles Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  UCR184350  Balsamorhiza deltoidea A. C. Sanders 2007-4-19 33461 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  LA200297  Barbarea orthoceras Peter H. Raven; 1960-5-29 15448 Los Angeles 792 Comment
  RSA482811  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles Big Pines Park, San Gabriel Mountains. Comment
  RSA66070  Barbarea orthoceras F. W. Peirson 1922-7-5 3166 Los Angeles Big Pines Meadow, north side of San Gabriel Mountains 2072 Comment
  SD82900  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large, wet sloping meadow at Big Pines. 2090 Comment
  RSA435911  Berberis nevinii Luellapearl Hammer 1929-04 s.n. Los Angeles Sandy slope, Arroyo Seco Comment
  UC205764  Berberis pinnata D. L. Crawford 1915-8-14 Los Angeles mts near Claremont Comment
  UCR138903  Berula erecta L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mtns, Big Tujunga Canyon, near Doske Road Comment
  CAS-BOT-BC101990  Bidens pilosa LeRoy Abrams 1902-5-31 2484 Los Angeles Inglewood Comment
  UCR132312  Bidens pilosa John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  CAS-BOT-BC101994  Bidens pilosa Brandegee s.n. Los Angeles Los Angeles Comment
  RSA0080967  Blitum californicum R. G. Swinney 2010-4-28 12405 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
  SEINET10866702  Bloomeria crocea Ira W. Clokey Clokey 4543 Los Angeles Grassy ridge, Mandeville Canyon, Santa Monica Mountains 500 Comment
  RSA367314  Bloomeria crocea var. crocea F. R. Fosberg 1931-4-22 s 4668 Los Angeles Middle Ranch Canyon. Santa Catalina Canyon. 220 Comment
  CAS-BOT-BC482078  Bloomeria crocea var. montana Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, N Los Angeles Co. Comment
  CAS-BOT-BC482132  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1493 Comment
  RSA0128748  Boechera californica Scott D. White, Dave Bramlet 1998-6-29 6821 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
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA660092  Boechera californica Orlando Mistretta 1992-6-12 542 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA187948  Bothriochloa barbinodis R. F. Thorne 1966-4-28 36196 Los Angeles Santa Catalina Island: Renton Mine Road, E end island 152 Comment
  UC440483  Bothriochloa barbinodis Carl Epling, Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topango Canyon Topango Canyon; Santa Monica Mountains, Topango Canyon Comment
  SD85087  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles San Clemente Island, Canyon head above Mosquito Cove and between Triangulation Points, Malo and Chenity. 274 Comment
  CAS-BOT-BC420338  Boykinia rotundifolia F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  RSA466767  Boykinia rotundifolia F. R. Fosberg, Joseph A. Ewan 1931-8-10 4913 Los Angeles Lower Pine Flats, N Fork San Gabriel [Canyon?], San Gabriel Mountains 1524 Comment
  UCR220090  Brachychiton populneum Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7293 Los Angeles Los Angeles Basin, Montebello, southwest corner of Neil Armstrong Street and Paramount Blvd, just north of the Pomona Fwy 125 Comment
  RSA0055779  Brassica geniculata R. G. Swinney 2010-4-28 12385 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
  CDA3637  Brassica nigra L. C. Wheeler 1967-5-18 9654 Los Angeles San Gabriel Mtns., divide between Reynier and Placerita Canyon Comment
  RSA0066328  Brassica nigra K. Dobry 1991-5-22 d- 657 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA652772  Brassica nigra Monica Acosta 1998-5-14 2 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  SEINET10838674  Brassica nigra David B. Dunn 1941-3-3 Dunn 697 Los Angeles Ucla campus. Comment
  LA203092  Brickellia californica A. M. Johnson; 1927-10-21 2667 Los Angeles E of Palmdale Comment
  RSA761775  Brickellia californica R. G. Swinney 2008-11-30 9871 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA603331  Brickellia nevinii Scott D. White 1997-5-21 5208 Los Angeles San Gabriel River Canyon: N of Azusa; river wash N of Hwy 39, ca. 2 road miles N of Foothill Blvd. 229 Comment
  RSA683894  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand, et al. 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon 488 Comment
  SFV20849  Brickellia nevinii L. Gross, A. E. Gutman, S. Gutman 2000-9-8 266 Los Angeles San Fernando Valley Tujunga Ponds. 335 Comment
  UCR266385  Brickellia nevinii D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4364 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  RSA600156  Bromus Steve Boyd, Lauren Raz 1997-5-1 9650 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  LA200936  Bromus carinatus Norman A. Cole; May 1964 sn Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  UCR193140  Bromus carinatus R. G. Swinney 1998-7-14 6451 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  SEINET14397315  Bromus carinatus R. F. Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island, upper N slope of Bulrush Canyon. 396 Comment
  RSA585669  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3345 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  CAS-BOT-BC149192  Bromus carinatus var. carinatus Peter H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Driver near Beverly Glen Boulevard. 381 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  POM363403  Bromus diandrus Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  RSA573556  Bromus diandrus Timothy S. Ross 1992-5-8 6287 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  LA13866  Bromus diandrus Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET4391182  Bromus diandrus Roth 1903-1 127 a Los Angeles Pasadena Comment
  RSA549184  Bromus grandis Timothy S. Ross, Peter Fritsch 1990-6-20 3664 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  RSA577555  Bromus grandis L. C. Wheeler 1936-6-8 4134 Los Angeles San Gabriel Mountains: Bell Canyon. 701 Comment
  RSA600086  Bromus grandis Steve Boyd, Lauren Raz 1997-5-20 9799 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA592403  Bromus hordeaceus Mark Hoefs, D. Propst 1974-5-10 458 Los Angeles Santa Catalina Island: ridge between Cottonwood and Sweet Water Canyons 61 Comment
  RSA777431  Bromus hordeaceus R. G. Swinney 2009-5-27 10858 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  SBBG131946  Bromus madritensis S. A. Junak 2000-5-18 SCa 1292 Los Angeles above Goat Harbor, N-facing slope, upslope from Ironwood Grove 304 Comment
  UC1551925  Bromus madritensis subsp. rubens David Charlton 1988-4-2 h Los Angeles Cleghorn Road Turnoff on Cajon Pass, I 15, Swarthout Valley Road to end of pavement Cajon Pass; , Cleghorn Road Turnoff, Swarthout Valley Road 1524 Comment
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Feb 4 2015
  SBBG119283  Bromus pseudolaevipes V. Soza, L. Moore 1999-6-30 593 Los Angeles upper Winter Crk Trail; T1N R11W NW/4, NW/4 S3 853 Comment
  SEINET10523822  Bromus rigidus Meryle B. Dunkle 1939-5-30 Dunkle 8139 Los Angeles Canyon bank, east side landing Santa Barbara Island. Comment
  RSA316345  Bromus rubens R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54959 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA463266  Bromus rubens A. C. Sanders 1988-2-3 1988 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA675930  Bromus rubens LeRoy Gross 2003-3-9 789 Los Angeles 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
  SEINET11672445  Bromus rubens C. V. Braun 1975-1 157 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  UCR260370  Bromus tectorum R. G. Swinney 2010-2-27 11663 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0019959  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles Vincent Gulch, San Gabriel Mountains 2012 Comment
  RSA706723  Bromus tectorum var. tectorum Michael Wall 2005-6-2 392 Los Angeles Evey Canyon, ca. 0.3 mile up the canyon from Baldy Rd. gate 804 Comment
  RSA0089239  Bromus trinii Steve D. Boyd, Gary D. Wallace 2011-4-14 12308 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UC53322  Bromus trinii J. Burtt Davy 1896-5-20 2639 Los Angeles Leonis Valley Comment
  CLARK-A1528-4565  Bromus unioloides John C. Roos 1941-2-17 Los Angeles Westwood Village Comment
  RSA764417  Caesalpinia gilliesii Justin M. Wood 2009-8-18 1250 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA710751  Calandrinia breweri Valerie Soza, Bill Hogshead 2003-4-23 1641 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 640 Comment
  POM783  Calandrinia ciliata R. D. Williams 1902-4-20 s.n. Los Angeles Claremont, below park. Comment
  CAS-BOT-BC80409  Calocedrus decurrens G. B. Grant 1900-4-22 s.n. Los Angeles Summit Mt. Wilson 1828 Comment
  LA24311  Calochortus albus Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC132269  Calochortus catalinae Ada Berry s.n. Los Angeles South Pasadena Comment
  CAS-BOT-BC132273  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC132291  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos CAnyon, Santa Monica Mountains Comment
  SBBG117032  Calochortus catalinae S. A. Junak 2001-5-4 SCa 1494 Los Angeles E of Parson's Landing 121 Comment
  UCR150539  Calochortus palmeri R. G. Swinney 1999-6-21 7382 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  RSA577791  Calochortus splendens Louis C. Wheeler 1933-5-12 1721 Los Angeles Puddingstone Canyon, San Jose Hills. 244 Comment
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  UCR232362  Calochortus striatus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8032 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m west of Sierra Hwy, 350 m south of Avenue G 702 Comment
  RSA661176  Calochortus venustus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 407 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  SBBG69697  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles above Fetterley's, San Francisquito Cyn Comment
  RSA65405  Calyptridium parryi F. W. Peirson 1922-7-5 3169 Los Angeles Big Pines Camp, north slope 2073 Comment
  UCR192866  Calyptridium parryi R. G. Swinney 1999-8-9 7606 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  CAS-BOT-BC221402  Calystegia longipes Le Roy Abrams; E. A. McGregor 1908-6-19 385 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SBBG105391  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1976-5-22 4119 Los Angeles debris on N side of cyn below Lemon Tank Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  UCR50075  Calystegia macrostegia subsp. cyclostegia Steve Morgan 1974-4-19 40 Los Angeles Western Transverse Range; Santa Monica Mtns., between Malibu and Point Dume, 4.2 mi. north of Pacific Coast Hwy on Latigo Canyon Road. 396 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  RSA11037  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA465665  Camissonia bistorta Howard Mullins 1931-4-15 s.n. Los Angeles Flintridge Comment
  UCR194013B  Camissonia campestris R. G. Swinney 1999-5-22 7209 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  UC874012  Camissonia campestris subsp. campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  UCR233752  Camissonia cheiranthifolia Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  RSA186643  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-14 17746 Los Angeles Grown at Claremont. Comment
  POM257262  Camissonia claviformis subsp. claviformis H. L. Mason 1926-4-27 3038 Los Angeles Rock Creek. Comment
  UCR205223  Camissonia confusa R. G. Swinney 2008-5-2 8725 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA0045269  Camissonia hirtella R. G. Swinney 2010-3-22 11999 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR256171  Camissonia hirtella R. G. Swinney 2010-3-22 11999 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA756273  Camissonia pallida Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3297 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  RSA774086  Camissonia pallida R. G. Swinney 2009-4-29 10562 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA449228  Camissonia pallida subsp. pallida John S. Garth 1948-4-21 C 2703 Los Angeles Littlerock 762 Comment
  RSA596015  Camissonia strigulosa Tim S. Ross, J. Mark Porter 1995-5-4 8457 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA725218  Camissonia strigulosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -30 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC306302  Camissonia strigulosa I. Johnston 1917-7-1 1442 Los Angeles near Browns Flats Comment
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May 15 2007
  UCSB7332  Camissoniopsis bistorta Wedberg, Lee 1954-4-7 Los Angeles Sierra Madre 365 Comment
  LA200694  Camissoniopsis cheiranthifolia subsp. suffruticosa W. O. Griesel; 1946-4-25 sn Los Angeles Santa Monica Mountains, Along coast near Pt. Dume Comment
  UCSB8428  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, Lee 1954-4-19 Los Angeles Playa dal Rey 30 Comment
  UCR223689  Camissoniopsis hirtella R. G. Swinney 2009-6-24 11258 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  JEPS31788  Camissoniopsis hirtella C. E. Hutchinson 1892-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  SDSU3363  Camissoniopsis hirtella H. Wedberg 1958-5-10 287 Los Angeles On Latigo canyon Road 0.4 mi. from Mulholland Hwy and just north of Calamigos Star 'C' Ranch. Cleistogamous. Comment
  UC440393  Camissoniopsis intermedia Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  SD247461  Camissoniopsis micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountins/Verdugo Mountains: flood plain surrounding Haines Canyon wash, from the I-210 Fwy, in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash (Sunland 7.5'Q) 348 Comment
  SDSU1169  Camissoniopsis pallida D. F. Howe 1947-5-6 1562 Los Angeles North face of San Gabriel Mts. 1676 Comment
  UCR187276  Capsella bursa-pastoris A. C. Sanders 2006-4-18 32096 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  SD52409  Capsella bursa-pastoris Benjamin C. Stone 1953-1-24 282 Los Angeles Behind Holmes Hall, Pomona College Campus, Claremont. 334 Comment
  SFV12049  Cardamine californica D. L. Koutnik 1978-3-24 161 Los Angeles Santa Monica Mountains East side of Cornell Road (Mulholland Highway?), 1 mile south of Seminole Hot Springs. 366 Comment
  UCD114196  Cardamine californica Daryl Koutnik; John Cuti 1978-4-12 337 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  RSA0115975  Cardamine flexuosa A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  CAS-BOT-BC37900  Cardamine oligosperma Louis C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills. Normandy Drive, ca. 100 yards north of LA county-Pasadena city line. Comment
  UCR189416  Carduus pycnocephalus R. G. Swinney 1998-5-30 6164 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR273586  Carduus pycnocephalus R. G. Swinney 2011-4-26 14489 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA654324  Carduus tenuiflorus Benjamen Rangel 1992-5-6 777 -34 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
  UCR179643  Carex R. G. Swinney 1995-9-4 4506 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
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Sep 12 2018
  POM21251  Carex alma Phillip A. Munz 1923-5-25 6809 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  CAS-BOT-BC17666  Carex alma Frank W. Peirson 1918-5-21 1636 Los Angeles San Gabriel Mountains. Arroyo Seco Canyon. Comment
  SEINET9356056  Carex athrostachya Unknown 1999-8-16 7664 Los Angeles San Gabriel Mountains (3) Comment
  SEINET11630074  Carex barbarae H. E. Hasse 1888-1 s.n. Los Angeles Los Angeles Comment
  SEINET7587562 Image available Carex heteroneura Louis C. Wheeler 1966-9-21 8916 Los Angeles San Gabriel Mountains, Lily Sprins. 2438 Comment
  UCR120886  Carex multicaulis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UCR98822  Carex multicaulis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3781 Los Angeles San Gabriel Mtns., Natural depression SSW of Crystal Lake 1704 Comment
  RSA364692  Carex schottii Richard C. Barkelew 1929-2-23 s.n. Los Angeles Nichols Canyon. Comment
  SBBG57202  Carex subfusca R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  RSA600842  Carex subfusca L. C. Wheeler 1966-9-21 8917 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  CATA3048  Carex triquetra Amy Catalano 2016-3-25 060 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 213 Comment
  RSA0106833  Castilleja affinis R. G. Swinney 2011-6-15 15177 A Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  RSA425856  Castilleja affinis Reid V. Moran 1941-2-25 609 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  LA52010  Castilleja affinis N. M. Gauss; 1961-4-8 5 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, 3.4 mi due NE of Malibu Reservoir along Piuma Rd. 457 Comment
  UCR155141  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  SBBG68628  Castilleja exserta subsp. exserta R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA161089  Castilleja foliolosa Peter H. Raven 1962-5-20 17769 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  UC26419  Castilleja foliolosa Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA0091986  Castilleja minor subsp. spiralis R. G. Swinney 2011-10-10 15720 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
  RSA594562  Castilleja minor subsp. spiralis Louis C. Wheeler 1967-7-30 10272 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  RSA643109  Castilleja minor subsp. spiralis Orlando Mistretta, Joe Mistretta 1992-9-22 821 Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  JEPS24714  Castilleja subinclusa subsp. subinclusa E. R. Blakley 1960-4-26 3280 Los Angeles w of Acton (Ward Road) 1005 Comment
  UC479213  Caulanthus amplexicaulis Marcus E. Jones, A. M. 1931-6-28 28882 Los Angeles San Antonio Peak Comment
  UCR276780  Caulanthus lasiophyllus R. G. Swinney 2011-4-1 14309 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR247281  Ceanothus Dan S. Cooper 2013-3-17 313- 51 Los Angeles Los Angeles, Royce Canyon in Griffith Park, along road leading down to canyon, near Mt. Hollywood Dr. 280 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  UC1204711  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles summit Santa Cataline Island 548 Comment
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Jan 15 2015
  UC1211079  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles Santa Catalina Island, Summit Comment
  LA52212  Ceanothus crassifolius Henry J. Thompson; 1959-2-23 1851 Los Angeles SANTA MONICA MOUNTAINS, Castro Peak, Latigo Canyon Rd, 1 mi SE Mulholland Hwy, N side of main crest of mountains, NW slope of Castro Peak. 594 Comment
  RSA593002  Ceanothus crassifolius Steve Boyd, Orlando Mistretta 1996-5-1 8732 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  UC73352  Ceanothus crassifolius E. D. Palmer May 1902 Los Angeles near Claremont Comment
  IRVC28846  Ceanothus cuneatus Mark A. Elvin, Cathleen Weigand 2003-4-8 2458 Los Angeles Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley 297 Comment
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  RSA781009  Ceanothus greggii R. G. Swinney 2009-5-28 10963 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA653038  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  CAS-BOT-BC50528  Ceanothus leucodermis Le Roy Abrams 1901-4-6 1371 Los Angeles Big Tehunga Wash Comment
  POM250329  Ceanothus leucodermis I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA747460  Ceanothus leucodermis R. G. Swinney 2008-4-1 8600 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  SEINET10397680 Image available Ceanothus macrocarpus Bonnie C. Templeton 1930-4-2 4407 Los Angeles Mulholland Drive., San Monica Mountains. Comment
  SEINET12211343  Ceanothus megacarpus N. C. Coile, Coile, R.; Keeley, S. 1985-1 4443 Los Angeles Santa Monica Mountains, along Mulholland Hwy, 3.4 mi from jct with CA hwy 23 Comment
  LA43632  Ceanothus megacarpus var. megacarpus M. Zaitlin; 1951-3-10 sn Los Angeles 304 Comment
  SBBG95465  Ceanothus megacarpus var. megacarpus M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Cyn Comment
  CAS-BOT-BC50454  Ceanothus oliganthus L. R. Abrams 1913-7-18 5014 Los Angeles Russel's Lake Comment
  UC18429  Ceanothus spinosus State Survey 1860-12-18 74 Los Angeles Sierra Santa Monica Comment
  UC519983  Centaurea benedicta Louis C. Wheeler 1933-6-24 1879 Los Angeles Tujunga 533 Comment
  CATA266  Centaurea cineraria Mark L. Hoefs 1973-5-14 273 Los Angeles Santa Catalina Island: By road to Casino, at yacht club 6 Comment
  RSA719491  Centaurea melitensis Gary Kovnat, LeRoy Gross 2003-6-28 45 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG105359  Centaurea melitensis H. L. Ferguson 1979-6-11 3 Los Angeles San Clemente Island 215 Comment
  UCR95473  Centaurea melitensis L. C. Wheeler 1967-4-23 9191 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  POM9681  Centaurium exaltatum F. W. Peirson 1921-7-2 2482 Los Angeles Pallett Creek, San Gabriel Mountains. 1098 Comment
  RSA188697  Centaurium venustum Robert F. Thorne 1966-4-30 36364 a Los Angeles Santa Catalina Island; Grassy slope above Gallagher s Canyon 427 Comment
  UCR2923  Centranthus ruber R. Oshima 1963-4-9 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Monrovia; 1.25 mi up Cloverleaf Drive from 615 Cloverleaf Drive 304 Comment
  UCR261880  Centromadia pungens subsp. pungens Tim Thomas 2014-5-4 6298 Los Angeles Mojave Desert, North Lancaster, 0.3 mi northeast of Sierra Hwy and West Avenue H intersection 713 Comment
  SBBG44385  Centrostegia thurberi G. Sphon, D. Hearn 1956-5-30 27 Los Angeles Black Butte Comment
  SD108967  Centrostegia thurberi James Henrickson 1973-5-12 9606 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  UCR276949  Centrostegia thurberi R. G. Swinney 2010-5-21 12858 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA756629  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-4-19 2489 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA453266  Cercocarpus betuloides Bonnie C. Templeton 1930-4-2 1431 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. 600 Comment
  RSA453282  Cercocarpus betuloides M. B. Dunkle 1940-9-4 s.n. Los Angeles Mill Creek. Comment
  UCR146480  Cercocarpus betuloides Scott D. White 2004-7-27 10625 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  RSA717614  Cercocarpus betuloides var. betuloides Gary D. Wallace 1987-5-5 2646 Los Angeles Monrovia. Gold Hill. Comment
  SBBG70712  Cercocarpus betuloides var. betuloides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  JEPS45570  Cercocarpus traskiae Blanche Trask 1909-9-4 Los Angeles Santa Catalina Island Comment
  RSA190898  Cercocarpus traskiae Robert F. Thorne 1967-3-18 36737 Los Angeles Santa Catalina Island. Salta Verde, Wild Boar Gully (new name in honor of angry boar which charged but missed me). 168 Comment
  CHSC26376  Cestrum parqui Marilyn Chase 1967-7-7 176 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  JEPS8890  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1932 Los Angeles Glendale Comment
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Jun 18 2007
  LA209799  Chaenactis artemisiifolia J. Sauer; Stephanie Hedges 1978-5-27 6037 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, High ridge in park Comment
  RSA0119794  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR110894  Chaenactis fremontii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  JEPS34174  Chaenactis glabriuscula var. glabriuscula F. W. Peirson 1921-5-19 1399 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 975 Comment
  JEPS34183  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  POM351758  Chaenactis glabriuscula var. glabriuscula L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  RSA0068254  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA0088569  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  CDA10722  Chaenactis glabriuscula var. glabriuscula G. D. Barbe, T. C. Fuller 1973-5-21 1387 Los Angeles 4 miles west of Four Points (Highway 138) on Pearblossom Highway at Small Road. Comment
  RSA598079  Chaenactis santolinoides Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3774 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  CAS-BOT-BC279716  Chaenactis xantiana Ernest C. Twisselmann 1962-4-18 6953 Los Angeles Tehachapi Mountains. Oso Canyon, 0.5 mile west of Coe Field fence 1036 Comment
  RSA599344  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-3-26 9373 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
  SEINET3164760  Chamaesyce albomarginata L. Abrams 1902-5-31 2480 Los Angeles Inglewood Comment
  UC303790  Chamaesyce maculata Geo. B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA606160  Chamaesyce maculata L. C. Wheeler 1969-10-19 s.n. Los Angeles San Gabriel Mountains: North Fork Dark Canyon at Angeles Crest Hwy. 868 Comment
  SBBG132308  Chamaesyce maculata S. A. Junak 1995-1-3 SCI- 242 Los Angeles Wilson Cove, next to Officer-in-charge office 45 Comment
  RSA70534  Chamaesyce melanadenia F. W. Peirson 1919-1-25 310 Los Angeles Arroyo Seco, near Pasadena 381 Comment
  SBBG121253  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Wildwood Cyn, W of Wildwood Cyn Rd, trail along ridgetop to Forester Grove, Radio Towers and Verdugo Mtwy 457 Comment
  POM86477  Chamaesyce polycarpa var. polycarpa George B. Grant 3855 Los Angeles Pasadena Comment
  RSA598995  Chamaesyce prostrata L. C. Wheeler 1951-3-30 6843 Los Angeles Altadena. Southwest corner of Mariposa St. and Lake Ave. Comment
  POM187701  Chamaesyce serpillifolia Joseph A. Ewan 1931-10-24 5270 Los Angeles I mile above Malibu Lake Comment
  CDA20448  Chasmanthe floribunda M. O'Brien 2003-2-16 s.n. Los Angeles South Coast; El Pescador State Beach in Malibu. 0 Comment
  RSA549173  Cheilanthes covillei T. S. Ross, Peter Fritsch 1990-6-20 3692 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA641504  Cheilanthes covillei L. C. Wheeler 1967-7-25 70530 Los Angeles San Gabriel Mts., Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  UC1874981  Cheilanthes covillei Ruth Kirkpatrick 2001-7-30 1080 Los Angeles San Gabriel Mountains at Red Box Picnic Area on Angeles Crest Hwy (Hwy 2), Angeles National Forest Red Box Station. Angeles Crest Hwy and Mount Wilson/Red Box 1432 Comment
  SEINET804423  Cheilanthes covillei L. L. Kiefer 1967-1 3567 Los Angeles San Gabriel Mountains, Devil Canyon, Boar Canyon, wild area, W. fork Boar Ck, trib of W. fork of San Gabriel R. ca. 31.5 miles upstream. 1066 Comment
  SBBG133177  Chenopodium album B. C. Templeton 1951-9-12 Los Angeles South Harvard, Claremont Comment
  UCR127887  Chenopodium album var. lanceolatum A. C. Sanders, Mark Elvin 2002-6-20 25220 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA0080391  Chenopodium berlandieri R. G. Swinney 2010-3-24 12042 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA738047  Chenopodium berlandieri Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  UCR125262  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25538 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UCR271823  Chenopodium berlandieri R. G. Swinney 2010-3-24 12069 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA601550  Chenopodium botrys L. C. Wheeler 1967-9-13 10754 Los Angeles San Gabriel Mountains: San Antonio Canyon. 914 Comment
  POM12255  Chenopodium californicum F. L. Robinson 1921-4-15 34 Los Angeles North of Claremont. Comment
  RSA799915  Chenopodium californicum Justin M. Wood 2009-3-20 376 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SBBG94258  Chenopodium californicum F. R. Fosberg 1931-3-18 428 Los Angeles Hamilton Cyn 10 Comment
  UCR193571  Chenopodium californicum R. G. Swinney 1999-4-5 7049 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  OBI69329  Chenopodium californicum John Knapp, Denise Knapp 2003-5-10 64 Los Angeles Catalina Island; 367500.37N x 3695802E 320 Comment
  SEINET4075882  Chenopodium californicum R. Moran 1941-1 578 Los Angeles Middle Ranch, south side of San Clemente Island. 500 Comment
  CAS-BOT-BC174671  Chenopodium fremontii Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8139 b Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA478537  Chenopodium murale F. R. Fosberg 1931-5-22 7162 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  UC452530  Chenopodium murale C. F. Millspaugh 1920-2-4 4662 Los Angeles Avalon Santa Catalina Island Comment
  UC2026424  Chenopodium strictum var. glaucophyllum Louis C. Wheeler 1966-10-25 9068 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA629712  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains: South side of Millard Canyon ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir.. . 609 Comment
  RSA639155  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  RSA791802  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, north of highway 126. 319 Comment
  RSA739747  Chorizanthe staticoides John Dittes 2006-6-5 1407 Los Angeles Transverse Ranges, San Gabriel Mtns, Peace Valley, E of Gorman Creek, 4.9 air miles NW of Pyramid Lake Dam, 6.7 air miles SE of Gorman, 0.6 air miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos;, east side of Interstate Hwy5, N and E of Little Bear Road exit. 896 Comment
  SDSU4940  Chorizanthe staticoides D. F. Howe 1976-6-1 4915 Los Angeles South side o Little Sycamore Canyon. 488 Comment
  SFV21455  Chorizanthe staticoides L. Gross 2001-5-28 414 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 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
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  CAS-BOT-BC36282  Chrysolepis sempervirens H. E. McMinn 1926-7-22 1782 Los Angeles Bear Flat trail to Mt. San Antonio Comment
  UCR126792  Chrysothamnus nauseosus Mark A. Elvin 2003-8-13 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  SD197765  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Highway 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Avenue public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 Comment
  RSA533477  Cirsium vulgare Timothy S. Ross 1991-4-21 4564 Los Angeles Whittier Hills (Puente Hills, pro parte) Skyline Drive at the head of Turnbull Canyon 354 Comment
  RSA791868  Cissus hypoglauca Robert F. Thorne 1977-7-6 49641 Los Angeles Claremont. Comment
  RSA330767  Cistanthe monosperma Wayne E. Sawyer 1980-6-25 2 Los Angeles San Gabriel Mts., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 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
  CAS-BOT-BC172432  Clarkia bottae Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Near Los Angeles Comment
  RSA0085031  Clarkia bottae R. G. Swinney 2010-6-21 13277 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  SFV5496  Clarkia bottae W. A. Kelley Apr 1967 s. n. Los Angeles Santa Monica Mountains Studio City near Laurel Canyon. Comment
  LA45511  Clarkia cylindrica subsp. cylindrica Leo Boyo; 1953-5-14 sn Los Angeles Topanga Canyon, 12 mi. N of U.S. 101 Comment
  RSA448261  Clarkia dudleyana Anstruther Davidson 1896-06 s.n. Los Angeles Elysian Park. Comment
  UCD21826  Clarkia dudleyana L. D. Gottlieb 2003-5-19 301 Los Angeles Tanbark Flats Forest Experiment Station, Angeles Natioinal Forest, San Gabriel Mts. The population was growing along the south bank of creek, on a north-facing slope about 1/4 mile from roadside near the entrance to the station, about 75 feet above the creekbed. The site is probably the one cited in Lewis and Lewis, 1955, as Lewis and Lewis 511. The specimen was transplanted to LDG's backyard and grown to flowering. Comment
  UCR146267  Clarkia dudleyana Orlando Mistretta, Et al. 1995-6-8 1769 Los Angeles San Gabriel Mountains, Below San Gabriel Dam 366 Comment
  RSA9779  Clarkia dudleyana Louis C. Wheeler 1932-5-8 690 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  RSA0060020  Clarkia epilobioides Robert F. Thorne, Percy C. Everett 1965-5-12 34627 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  CAS-BOT-BC163717  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  POM246439  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1931-4-23 S- 4696 Los Angeles Santa Catalina Island. Hay Press 350 Comment
  RSA0115253  Clarkia purpurea subsp. quadrivulnera Richard G. Swinney 2010-5-25 12946 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA127870  Clarkia purpurea subsp. quadrivulnera H. J. Thompson 1959-5-24 2019 Los Angeles 0.6 mi ENE of peak, Saddle Peak. Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  UC1871295  Clarkia rhomboidea T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  POM155766  Clarkia unguiculata M. L. Bryan 1928-5-9 84 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  RSA448590  Clarkia unguiculata N. C. Cooper 1945-5-1 2192 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCSB68615  Clarkia unguiculata Gross, LeRoy 2003-6-19 Los Angeles Verdugo Mtns region: N side of mtn: west of Haines Canyon Park, off Estepa Dr in Tujunga, Follow a ridge sw, then drop down from ridge w into a small tributary nw of this ridge, tributary n of 210 fwy, S of freeway tributary will drain into La Tuna Canyon 457 Comment
  UCR16570  Claytonia perfoliata Karl Bernhard 1967-5-13 s.n. Los Angeles San Gabriel Mtns., County road N3; [vicinity of Lucas Creek] 5 miles from turnoff from Angeles Crest Highway 1067 Comment
  UCR223442  Claytonia perfoliata R. G. Swinney 2009-6-3 11058 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
  CATA969  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1994-5-21 1837 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  CAS-BOT-BC440119  Claytonia perfoliata subsp. perfoliata Timothy S. Ross; Steve Boyd 1994-5-25 7898 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  RSA527826  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5121 Los Angeles San Clemente Island. E side coastal escarpment approximately 2/5 way between Jack (not Jack Point) and the mouth of Larkspur Canyon. 152 Comment
  CAS-BOT-BC91391  Clematis lasiantha I. Johnston 1917-5-6 1916 Los Angeles Ebey Canon [Canyon]. 914 Comment
  RSA386202  Clematis lasiantha N. C. Cooper 4206 Los Angeles Angeles Crest Highway. 1524 Comment
  RSA573736  Clematis lasiantha Tim S. Ross 1992-7-17 6714 Los Angeles Condor Peak and immediate vicinity. 1622 Comment
  SBBG87644  Clematis lasiantha S. Boyd, T. Elias 1987-4-14 2055 Los Angeles Rincon, Red Box Rd S of Rincon Forest Station, N of Glendora Comment
  UC853899  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Santa Monica Mts., Mandeville Canyon 300 Comment
  RSA762062  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-16 1096 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  POM305756  Clematis ligusticifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 937 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  UC545786  Clematis ligusticifolia Annetta M. Carter 1935-9-12 981 Los Angeles San Gabriel Mts., Chilao 1615 Comment
  CAS-BOT-BC92818  Clematis pauciflora Frank W. Peirson 1921-3-6 2362 Los Angeles San Gabriel Wash. 213 Comment
  RSA386220  Clematis pauciflora Donald R. Bissing 1973-5-18 93 Los Angeles Evey Canyon, San Gabriel Mountains: 0.3 mile from mouth of canyon. 732 Comment
  RSA549570  Cleome isomeris T. S. Ross 1991-3-10 4215 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  UC220784  Cleomella obtusifolia A. D. E. Elmer Jun 1902 3629 Los Angeles Lancaster Comment
  UCR127166  Collinsia heterophylla A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26274 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR193702  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-5-15 7144 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  RSA408227  Collinsia heterophylla var. austromontana Anstruther Davidson 1920-05 s.n. Los Angeles Pacoima Canyon. Comment
  CAS-BOT-BC240953  Collinsia parryi Geo. B. Grant 1904-5-5 6260 Los Angeles Arroyo Seco Canyon Comment
  CHSC110012  Comarostaphylis diversifolia subsp. planifolia Mark Elvin; Sarah Crockett 1997-3-17 374 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  RSA679306  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Santa Catalina Island, Cape Canyon. W side of canyon. Comment
  UC1080217  Constancea nevinii Sherwin Carlquist 1952-5-2 315 Los Angeles along n end of waterfront Avalon; Santa Catalina Island Comment
  UCR95188  Convolvulus simulans T. S. Ross 1995-5-21 8604 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  POM355828  Conyza bonariensis F. R. Fosberg 1930-7-3 3155 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR241697  Conyza floribunda Dan S. Cooper 2012-9-6 912- 78 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  RSA412299  Cordylanthus rigidus subsp. setiger E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  RSA602561  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1967-8-28 10551 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA591923  Coreopsis bigelovii L. C. Wheeler 1967-5-8 9322 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCD130996  Coreopsis californica Tom Gordon 1974-4-27 209 Los Angeles Antelope Valley. 165 St. E. T 8 Ave. Comment
  UC219296  Coreopsis californica var. californica P. A. Munz and R. D. Harwood 1920-3-20 3385 Los Angeles Temescal Canyon 365 Comment
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May 2 2014
  UC306179  Coreopsis gigantea George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 680 -2228 Los Angeles Santa Catalina Island Comment
  SBBG60526  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC63363  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  POM356134  Corethrogyne filaginifolia var. filaginifolia L. E. Hoffman 1927-8-19 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest, Clear Creek. Comment
  POM356143  Corethrogyne filaginifolia var. glomerata Anstruther Davidson 1892-8-20 1995 Los Angeles Mt. Wilson Comment
  RSA6204  Cornus glabrata C. B. Wolf 1932-10-4 1582 Los Angeles Left fork of Hamilton Canyon 200 ft. above forks. Comment
  UC1605458  Cornus glabrata Timothy S. Ross and Steve Boyd 1994-6-23 8076 Los Angeles in n.e. draw draining from Grass Mt. to upper Burns Canyon (Dogwood Spring); Liebre Mts., Lake Hughes 7.5' U.S.G.S. Quad. 1264 Comment
  CAS-BOT-BC212113  Cornus sericea H. M. Hall 1901-6-1 2233 Los Angeles Canyons on the west side, San Jacinto Mountains 1828 Comment
  UC2026450  Cotula australis Louis C. Wheeler 1946-12-14 6448 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  CAS-BOT-BC291376  Cotula coronopifolia Arthur C. Gibson; Linda Gibson 1972-3-4 2776 Los Angeles Near Zuma Beach, near Point Dume 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
  RSA592230  Crassula connata var. connata L. C. Wheeler 1967-4-30 9242 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UC1587673  Crassula connata var. erectoides Tim Ross 1991-4-21 4542 Los Angeles ridge n. side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte), Turnbull Canyon 304 Comment
  CATA418  Crossosoma californicum Sara L. Crockett, Michael Daligdig 1996-12-7 555 Los Angeles Santa Catalina Island: 2.0 miles E of USC Marine Center on Two Harbors Road (from Little Harbor); (37)01(000) Northing, (3)62(500) Easting 335 Comment
  RSA595804  Crypsis schoenoides Lauren Raz, Steve Boyd 1996-10-23 48 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  SBBG131624  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1099 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  UCD40976  Cryptantha barbigera var. barbigera Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1600 Los Angeles Antelope Valley Poppy Reserve. Comment
  RSA746954  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR89456  Cryptantha circumscissa T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4967 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  CAS-BOT-BC189515  Cryptantha circumscissa var. circumscissa 1920-6-10 s.n. Los Angeles San Gabriel Mountains. Summit, Mount WIlson Comment
  UC402793  Cryptantha clevelandii Crawford and Hiatt 1916-3-29 995 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  UCR256540  Cryptantha clokeyi Anuja Parikh, Nathan Gale 2011-6-23 3499 Los Angeles Transverse Range: San Gabriel Mountains, north of Iron Mountain, 1.6 km east of Angeles Forest Hwy, 1.1 km south of Monte Cristo Creek 1523 Comment
  RSA0014596  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5704 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  RSA702092  Cryptantha intermedia Scott D. White, Pam De Vries 2004-5-18 10423 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA703493  Cryptantha intermedia Scott D. White, Michael Honer 2004-6-24 10485 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  SBBG97009  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4382 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SD69474  Cryptantha intermedia Robert F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island: Old quarry west of Empire Landing 89 Comment
  SD86346  Cryptantha intermedia R. Mitchel Beauchamp, M. Douglas 1972-3-24 3242 Los Angeles San Clemente Island: on grassy slope, Thirst 600 Comment
  UC1870298  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 396 Comment
  UCR141733  Cryptantha intermedia L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Head of Bad Canyon at Santa Clara Divide Road 1303 Comment
  UCR177142  Cryptantha microstachys L. C. Wheeler 1967-5-8 9332 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  UCR178899  Cryptantha microstachys R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  UCR23589  Cryptantha microstachys John C. Roos 1942-5-23 1066 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  UCR272524  Cryptantha muricata R. G. Swinney 2011-7-7 15445 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  POM3905  Cryptantha muricata var. jonesii I. M. Johnston 1918-5-12 1950 Los Angeles San Antonio Mountains. San Antonio Canyon. At Hog Back 1128 Comment
  RSA0078913  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-23 2615 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  UCR203180  Cryptantha nevadensis var. rigida R. G. Swinney 2005-7-21 8311 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CHSC98598  Cryptantha pterocarya LeRoy Gross 2005-5-3 2210 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  SFV9385  Cryptantha pterocarya M. L. Vincent, L. Swade 1964-4-2 485 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  RSA0079045  Cryptantha pterocarya var. pterocarya George R. Johnstone 1930-3-30 s.n. Los Angeles 3 1/2 mi W of Llano. Mojave Desert. Comment
  RSA0079166  Cryptantha pterocarya var. purpusii LeRoy Gross 2005-4-28 2161 a 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
  POM368161  Cryptantha simulans B. C. Templeton 1932-6-18 4931 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mountains. Comment
  SEINET10625755  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3834 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET12192402  Cuphea ignea W. F. Wight 1907-1 1641 Los Angeles East Lake Park, Los Angeles Comment
  UC2030117  Cupressus guadalupensis var. forbesii Steve Boyd, Lee Lenz 2001-5-2 10425 Los Angeles Transverse Ranges; Liebre Mountains region: Warm Springs Mountain, along road to summit, just west of cutoff to Necktie Basin on slope between road and steep escarpment into Warm Springs Canyon. Comment
  RSA0022377  Cuscuta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC224483  Cuscuta californica G. B. Grant 1901-6-23 4141 Los Angeles Pasadena Comment
  CHSC95789  Cuscuta californica LeRoy Gross 2002-6-24 548 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side. Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 518 Comment
  UC124468  Cuscuta californica Katharine Brandegee 1905-1 Los Angeles Ramona Comment
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Jun 1 2018
  LA105115  Cuscuta californica Barry A. Prigge; 1988-6-9 8625 Los Angeles Santa Monica Mountains, 0.3 mi. SE of N-junction of Mulholland Hwy. and Old Topanga Rd., S. of Calabasas High School 405 Comment
  RSA594649  Cuscuta ceanothi Steve Boyd, Lauren Raz 1996-10-29 9106 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA641447  Cuscuta denticulata L. C. Wheeler 1967-7-23 10174 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  UCR180173  Cuscuta subinclusa R. G. Swinney 1989-8-29 s.n. Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon and its tributaries, West Hook Canyon Debris Basin 305 Comment
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Mar 4 2013
  RSA166489  Cuscuta subinclusa W. G. Webb 1935-3-3 s.n. Los Angeles Glenoaks, Glendale Comment
  RSA729542  Cycladenia humilis R. G. Swinney 1998-9-7 6941 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR131382  Cyclospermum leptophyllum Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA786841  Cynosurus echinatus LeRoy Gross 2012-6-17 5551 Los Angeles Along trail and benches of the creek bottom, near Idlehour campground. In upper Eaton Canyon. 808 Comment
  SBBG128216  Cyperus eragrostis B. E. Carter 2012-8-23 6985 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  RSA200066  Cyperus erythrorhizos W. W. Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  RSA669284  Datisca glomerata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  CHSC95371  Datura wrightii LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 286 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  RSA226115  Datura wrightii Robert F. Thorne, C. W. Tilforth 1971-6-17 39895 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  RSA421875  Datura wrightii Claire Kibbe 1936-07 19962 Los Angeles Santa Ana Canyon 915 Comment
  RSA155825  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA535289  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5339 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA602956  Daucus pusillus Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2417 Los Angeles Santa Catalina Island. Upper end of Renton Mine Rd. 244 Comment
  RSA248845  Daucus pusillus R. F. Thorne 1973-4-11 42862 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA533995  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5131 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and1350 ft. NW of the mouth of Larkspur Canyon 144 Comment
  UC1349023  Deinandra clementina Robert F. Thorne and P. Everett 1965-5-11 34547 Los Angeles rocky roadside ca. 1 mi e Isthmus Cove; Santa Catalina Island 152 Comment
  UC1375366  Deinandra clementina C. Davidson 1971-5-7 1522 Los Angeles Catalina Is. Isthmus Cataline Harbor Catalina Is. Isthmus Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  SEINET219254  Delphinium ajacis L. Cenotto 1973-5-21 70 Los Angeles Pomona College Blanchard Park Claremont 0 Comment
  SEINET12099510  Delphinium cardinale J. F. Bright, Wyman, C. 1931-1 5480 Los Angeles near Pasadena Comment
  RSA395725  Delphinium parryi Thekla Mohr 1786 Los Angeles Sierra Madre. Comment
  RSA720650  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-29 s.n. Los Angeles Western Transverse Range: Castaic Mesa, study area 68 north of the water plant, ca. 1 km E of Castaic Lagoon 427 Comment
  RSA15337  Delphinium parryi Carl B. Wolf 1926-04 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  CAS-BOT-BC116268  Delphinium parryi subsp. parryi P. H. Raven 1962-5-22 17820 Los Angeles Santa Catalina Island...open grassland above Emerald Bay, 121 Comment
  RSA398719  Delphinium parryi subsp. parryi Ralph Hoffmann 1930-5-3 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG122020  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-6-13 754 Los Angeles E of dirt track between Cruzan Mesa and Plum Cyn, 1.9 km W of Sierra Hwy, 1.8 km SW of Vasquez Cyn Rd 682 Comment
  CAS-BOT-BC116261  Delphinium parryi subsp. parryi John Gill Lemmon 1888-5-1 S.N. Los Angeles Santa Catalina Mountains Comment
  RSA398737  Delphinium parryi subsp. parryi Donald R. Bissing 1973-6-2 108 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA609134  Delphinium parryi subsp. parryi Louis C. Wheeler 1931-4-27 s.n. Los Angeles 1/4 mile W Thompson Creek Dam. 503 Comment
  SBBG119603  Delphinium parryi subsp. parryi A. C. Sanders et al 2003-4-14 25982 Los Angeles ca. 0.4 N of Hwy 126, W of Castaic Crk and N of its confluence with the Santa Clara river, 0.6 mi S of Commerce Center Dr along Franklin Parkway 305 Comment
  RSA0030024  Delphinium patens subsp. montanum F. W. Peirson 1921-7-3 2479 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  RSA251517  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island, plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  CAS-BOT-BC82815  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnsons Cove, Catalina Island. Comment
  UC9977  Dendromecon harfordii Blanche Trask May 1890 Los Angeles Avalon Santa Catalina Island Comment
  RSA582207  Dendromecon rigida Tim S. Ross, S. D. Boyd 1992-7-5 6613 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  UCR271561  Dendromecon rigida R. G. Swinney 2011-5-19 14788 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  CAS-BOT-BC82912  Dendromecon rigida W. R. Dudley; F. H. Lamb 1896-6-9 4415 Los Angeles Liebre Mountains. Elizabeth Lake Canon [Canyon]. Comment
  RSA562192  Dendromecon rigida subsp. rigida D. Charlton 1989-4-30 2962 Los Angeles San Gabriel Mtns. Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  SD1933  Descurainia pinnata subsp. glabra Ruth B. Randall 1931-7-9 176 Los Angeles Recreation Ground, Big Pine Swartout Comment
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Jul 5 2010
  RSA587269  Descurainia pinnata subsp. intermedia Orlando Mistretta 1994-5-13 1221 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  SD44661  Dicentra ochroleuca Darley F. Howe 1951-4-6 2084 Los Angeles Decker Mulholland Road, ca., 5.0 miles northwest of Malibu, Santa Monica Mountains. 395 Comment
  SEINET4044531  Dichelostemma capitatum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  POM244872  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  CAS-BOT-BC152896  Diplacus brevipes Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC153189  Diplacus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles Summit of Mt. Wilson Comment
  CAS-BOT-BC150852  Diplacus puniceus Peter H. Raven 1962-5-22 17819 Los Angeles Santa Catalina Island: above Emerald Bay 121 Comment
  SD66878  Diplacus puniceus R. Mitchell Beauchamp 1967-3-20 342 Los Angeles In shady canyon above the beach road, south of Avalon, Santa Catalina Island Comment
  LA211195  Dipsacus fullonum Tarja Sagar; 2010-12-14 s.n. Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park Comment
  RSA596069  Distichlis spicata L. C. Wheeler 1946-8-28 6290 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  SBBG20569  Distichlis spicata E. R. Blakley 1963-12-7 6362 Los Angeles E of lighthouse at mouth of Chenity Cyn in Pyramid Cove 3 Comment
  RSA392729  Dodecahema leptoceras Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  SEINET4904067  Dodecatheon clevelandii C. E. 1925-1 6508 Los Angeles Griffith Park, Los Angeles Comment
  UC168870  Dodecatheon clevelandii subsp. clevelandii Geo. B. Grant March, 1904 304 Los Angeles Pasadena Comment
  RSA461490  Dodecatheon clevelandii subsp. clevelandii Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  RSA249737  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, M. Z. Thorne 1973-2-12 42465 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA748800  Dodecatheon redolens R. G. Swinney 2001-8-11 8033 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  UCR282210  Draba cuneifolia Gary Hans 2015-2-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south of 'one-mile tree 281 Comment
  UCD150594  Drosanthemum floribundum Mindy Kilpatrick 1972-4-30 s.n. Los Angeles Hermosa Beach, Artisia and Ardmore. Comment
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May 29 2015
  UC586837  Drymocallis cuneifolia var. ewanii Joseph Andorfer Ewan 1934-8-13 8336 Los Angeles n slope, 1/2 mi w Windy Camp Mt. Islip; San Gabriel Mts., n slope Mt. Islip 2286 Comment
  RSA0110786  Drymocallis glandulosa Richard G. Swinney 2010-9-30 13922 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
  UCR259405  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 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
  CAS-BOT-BC157706  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1904-5-5 6179 Los Angeles Pasadena, Oak Knoll Comment
  POM366518  Drymocallis glandulosa var. glandulosa Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  POM48460  Drymocallis glandulosa var. wrangelliana Philip A. Munz 1925-3-16 9359 Los Angeles Cobal Canyon, north of Claremont. 488 Comment
  RSA545308  Drymocallis glandulosa var. wrangelliana Robert F. Thorne, M. Z. Thorne 1966-11-1 41379 Los Angeles San Gabriel Mountains, Angeles National Forest: Bear Flats Trail in Bear Creek Canyon. Comment
  RSA0088006  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA693703  Dryopteris arguta L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  SFV20840  Dryopteris arguta L. Gross 2003-2-22 741 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  UC399300  Dryopteris arguta G. B. Grant Feb. 1903 Los Angeles Covina Comment
  UC2059991  Dudleya cymosa K. Nakai 1981-6-24 776 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of Canyon. Comment
  RSA602444  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  CAS-BOT-BC428408  Dudleya lanceolata K. Nakai 1981-6-24 778 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  CAS-BOT-BC411385  Dudleya lanceolata LeRoy Abrams 1902-6-15 2546 Los Angeles Sepulveda Canyon, Santa Monica Comment
  LA104976  Dudleya lanceolata K. Nakai; 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi fron junction of Glendora Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. On N-facing slope 914 Comment
  RSA592879  Dudleya pulverulenta L. C. Wheeler 1967-4-30 9220 Los Angeles San Gabriel Mountains. Limekiln Canyon. 670 Comment
  RSA151260  Dudleya virens P. H. Raven 1962-7-10 17984 Los Angeles Canyon below Lemon Tank, San Clemente Island 229 Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 Comment
  SD132743  Dudleya virens James C. Dice, Rowena Thompson & Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km south of Palos Verdes Drive South, on cliff above ocean. 35 Comment
  SEINET3089347 Image available Dudleya virens Jim Dice, Rowena Thompson, Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South, on cliff above ocean. 120 Comment
  RSA355908  Dudleya virens subsp. hassei R. F. Thorne 1975-9-3 47376 Los Angeles Santa Catalina Island. Sea bluff S of docks at Fisherman's Cove Comment
  UCR180184  Echinochloa crus-galli R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  RSA611847  Elatine chilensis Steve Boyd, Valerie Soza 1998-4-28 10165 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 536 Comment
  UCR214651  Eleocharis A. C. Sanders, Dan S. Cooper 2010-4-30 38142 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC113670  Eleocharis Elizabeth McClintock 1952-10-10 s.n. Los Angeles Evans and Reeves Nurseries, propagating area. West Los Angeles. Comment
  CAS-BOT-BC112853  Eleocharis macrostachya LeRoy Abrams 1901-4-10 1452 Los Angeles Inglewood Comment
  SEINET6794808 Image available Elymus R. G. Swinney 2008-1 9133 Los Angeles San Gabriel Mtns; north of Buckhorn Flat campgrounds at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR127238  Elymus elymoides Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2923 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA756960  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-14 2451 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
  HSC24481  Elymus elymoides var. elymoides R. F. Thorne, M. Z. Thorne 1969-7-9 38502 Los Angeles Sana Gabriel Mountains, Angeles National Forest: summit of Table Mt., elev. c. 7000 ft. 2134 Comment
  POM365339  Elymus glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Eagles Nest. Middle Ranch Canyon. Santa Catalina Island. 180 Comment
  RSA733764  Elymus glaucus R. G. Swinney 2000-6-19 7826 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  SBBG32080  Elymus glaucus R. N. Philbrick 1967-5-18 B 67 -216 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UCR143545  Elymus glaucus Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  CAS-BOT-BC206760  Elymus glaucus subsp. glaucus Timothy S. Ross; Orlando Mistretta 1993-5-26 7318 Los Angeles Santa Clara Road U.S.F.S. between Wilson Canyon Saddle and May Canyon Saddle, N slope of the 3834 foot peak NW of May Canyon Saddle, W end of the San Gabriel Mtns. 1109 Comment
  CAS-BOT-BC206764  Elymus glaucus subsp. glaucus I. M. Johnston 1917-5-6 1017 Los Angeles Mouth of San Antonio Canyon, San Antonio Mountains 609 Comment
  RSA778924  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2010-6-2 5240 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  UCR206416  Elymus triticoides R. G. Swinney 2008-6-9 8957 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA0084495  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12537 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA115039  Emmenanthe penduliflora E. K. Balls 1955-7-25 20980 Los Angeles Claremont, San Gabriel Mts. Comment
  SEINET3156054  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  SFV2954  Emmenanthe penduliflora K. A. Wilson 1961-3-1 884 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  UC56710  Emmenanthe penduliflora Harley P. Chandler 1897-5-17 Los Angeles San Jose Hills; Pomona 304 Comment
  UCD119212  Emmenanthe penduliflora Daryl Koutnik 1978-5-2 461 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR124553  Emmenanthe penduliflora B. C. Templeton 1932-8-26 5092 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCR149903  Encelia actoni R. G. Swinney 1999-6-18 7320 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR180367  Encelia actoni Scott D. White, Andrea Warniment 2006-7-7 11627 Los Angeles SE Tehachapi Mtns, Gorman area, west of the I-5 Freeway at SR-138 interchange 1037 Comment
  CAS-BOT-BC131203  Encelia californica Alice Eastwood 1906-5-27 148 Los Angeles Laurel Canyon Comment
  JEPS26148  Encelia californica Peter H. Raven 1959-5-3 14095 Los Angeles 0.3 mi e of Laurel Pass (Woodrow Wilson Drive); Santa Monica Mountains, Laurel Pass 350 Comment
  SBBG95437  Encelia californica M. B. Dunkle 1928-4-21 1877 Los Angeles Renton Mine Hill 335 Comment
  SD37538  Encelia californica Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  UC472318  Encelia californica C. F. Millspaugh 1920-1-3 4527 Los Angeles Descanso Canyon Santa Catalina Island, Descanso Canyon Comment
  UCR205978  Encelia farinosa var. farinosa A. C. Sanders, T. B. Salvato 2009-5-29 37049 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  NY73772  Ephedra nevadensis T. S. Ross 1992-4-4 6104 Los Angeles San gabriel Mountains: Big Rock Creek: ca. 0.25 mile south of Big Pines Highway, on alluvial bench between the stream and Bog Rock Creekl Road. Valyermo USGS 7.5' Quad 1207.0 Comment
  RSA0060812  Ephedra nevadensis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6960 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
  POM17987  Ephedra viridis Philip A. Munz 1923-5-27 6876 Los Angeles Rock Creek; San Gabriel Mts 1296 Comment
  SEINET5869067 Image available Ephedra viridis C. E. Jones, Y. Atallah 2001-1 CEJ 19 Los Angeles Rock Springs Rd ca 0.1 mi above/SW of intersec with Big Pines Hwy, NW side of rd on banks of Rock Springs Creek. In northeastern foothills of San Gabriel Mountains. Comment
  UCR182755  Epilobium R. G. Swinney 1997-7-22 5711 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
  RSA786884  Epilobium canum Doris Bowers 1967-8-3 417 Los Angeles Palos Verdes Pen. 0 Comment
  UCR210230  Epilobium canum R. G. Swinney 2008-10-22 9675 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CAS-BOT-BC166257  Epilobium canum subsp. canum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards [Canon] Canyon, San Gabriel Mountains Comment
  RSA128647  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13764 Los Angeles 0.7 miles south of junction of roads at summit. Saddle Peak. 747 Comment
  RSA595642  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 9005 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA72103  Epilobium canum subsp. canum F. W. Peirson 1918-10-15 279 Los Angeles Foot of Echo Mountain Trail to Mount Lowe and San Gabriel Range. 549 Comment
  RSA72333  Epilobium canum subsp. canum F. W. Peirson 1916-8-31 758 Los Angeles Ridge road about 2 miles north of Sandberg's, Liebre Mts. 1143 Comment
  UC20673  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  CAS-BOT-BC482467  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles San Gabriel Mountains: NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA0081625  Epilobium canum subsp. latifolium R. G. Swinney 2010-8-30 13633 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0096795  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains: 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
  RSA588872  Epilobium canum subsp. latifolium Orlando Mistretta 1994-9-21 1493 Los Angeles Santiago Canyon. At junction of Forest Rd. 4N20 with Santiago Creek. 1250 Comment
  UCR209465  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR223169  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0073364  Epilobium ciliatum R. G. Swinney 2010-3-16 11959 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
  RSA330812  Epilobium ciliatum subsp. glandulosum Wayen E. Sawyer 1981-7-5 77 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. 2241 Comment
  SBBG60233  Epilobium densiflorum V. Duran 1933-7-10 3511 Los Angeles Sulphur Springs 1524 Comment
  SD11894  Epilobium densiflorum Victor Duran 1933-7-10 3511 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  UCR180570  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA0051507  Epiphyllum Carol Haines 1964-5-18 s.n. Los Angeles Artique Road, Topanga, Santa Monica Mountains. 289 Comment
  RSA639359B  Equisetum hyemale var. affine L. C. Wheeler 1932-8-2 1109 B Los Angeles N. Fork San Gabriel R., San Gabriel Mts. 1433 Comment
  LA94012  Equisetum laevigatum Lawrence L. Kiefer; 1962-12-24 338 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  CAS-BOT-BC174317  Eragrostis barrelieri A. C. Sanders; Kim Marsden 2003-6-20 26989 Los Angeles Western Transverse Range/Santa Clara River Watershed: Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  UCR125638  Eragrostis lehmanniana A. C. Sanders 2003-5-26 25861 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
  SEINET11677286  Eragrostis mexicana Unknown 1931-1 s.n. Los Angeles 6 mi W of Harold Comment
  SEINET10555546  Eragrostis pectinacea Samuel B. Parish, W. F. Parish Parish 1601 Los Angeles Near Santa Ana. San Bernardino. Comment
  UC634846  Eremalche exilis Herbert L. Mason 1932-4-1 6873 Los Angeles rd. Roosevelt to Muroc; Mojave Desert Comment
  CHSC3693  Eriastrum Mary Mac Arthur 1966-5-12 14 Los Angeles Low Rafael Hills-Glendale College. Comment
  RSA0106911  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-29 11435 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC514253  Eriastrum densifolium subsp. austromontanum Le Roy Abrams 1901-7-1 1886 Los Angeles Wilson's Peak Comment
  RSA0105542  Eriastrum densifolium subsp. austromontanum Thekla Mohr s.n. Los Angeles Sister Elsie trail to sister Elsie Peak, SW San Gabriel Mtns. Comment
  RSA621046  Eriastrum hooveri J. Mark Porter 1998-4-27 11834 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
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Mar 29 2014
  CHSC40094  Eriastrum sapphirinum K. Bandegee 1910-1-1 135 Los Angeles Ravenna, in the Upper Sonoran Zone, not far from the borders of the Mohave Desert. 750 Comment
  LA52313  Eriastrum sapphirinum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC397410  Eriastrum sapphirinum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  UCSB6488  Ericameria arborescens Beach, Kay 1942-10-1 Los Angeles San Dimas Exp. Forest; Road to Sunset; about 1 mi above Glendora Mt. Rd. 1066 Comment
  SBBG62824  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  LA105972  Ericameria ericoides A. C. Sanders; 1987-9-18 7376 Los Angeles El Segundo Dunes, W of Los Angeles Int. Airport and Pershing Dr 38 Comment
  RSA0091351  Ericameria linearifolia R. G. Swinney 2011-4-1 14316 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA606011  Ericameria linearifolia L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UC74059  Ericameria linearifolia J. Burtt Davy May 9 1896-May 24 1896 2296 Los Angeles Llano Verde Antelope Valley, Llano Verde (foothills at Mr. Bell's) Comment
  UCD166195  Ericameria linearifolia Jack Major 1962-4-15 760 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  RSA004622  Ericameria linearifolia Fay A. MacFadden 1929-10-1 1308 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA758717  Ericameria nauseosa var. bernardina R. G. Swinney 2008-10-8 9532 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  SD251193  Ericameria nauseosa var. oreophila Jane Tirrell 2012-8-20 LS 159 Los Angeles Transverse Ranges; San Gabriel Mountains region: North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  CAS-BOT-BC131656  Ericameria parishii var. parishii V. Bailey 1907-9-30 s.n. Los Angeles San Gabriel Mts. Comment
  OBI5767  Ericameria parishii var. parishii Carl B. Wolf 1931-10-20 2470 Los Angeles Just below the Padua Hills Theatre; above Claremont, west slope of San Gabriel Mts Comment
  POM6575  Ericameria pinifolia L. R. Abrams 1916-10-30 6378 Los Angeles Near Azusa. Comment
  RSA775958  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2010-6-17 5335 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  CAS-BOT-BC293352  Ericameria teretifolia R. F. Hoover 1966-10-16 10193 Los Angeles 3 mi. s. of Palmdale Comment
  LA203164  Ericameria teretifolia C. B. Wolf; 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway 975 Comment
  SFV21037  Erigeron bonariensis L. Gross 2001-11-10 454 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
  SD5427  Erigeron breweri Ruth Randall Jul 1931 Los Angeles Big Pines Comment
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Jul 5 2010
  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
  RSA729793  Erigeron breweri var. covillei R. G. Swinney 1998-6-12 6963 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  UC185439  Erigeron foliosus var. foliosus Katharine Brandegee May 17 1916-May 26 1916 Los Angeles Santa Catalina Island Comment
  UCD131903  Erigeron foliosus var. foliosus Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles About one mile southwest of Encinal Canyon Road, Charmlee Regional Park. 243 Comment
  RSA226906  Eriodictyon crassifolium var. nigrescens Robert F. Thorne, C. W. Tilforth 1971-6-17 39975 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA454995  Eriodictyon crassifolium var. nigrescens Bonnie C. Templeton 1931-4-8 s.n. Los Angeles Bouquet Canyon. 500 Comment
  SFV22114  Eriodictyon crassifolium var. nigrescens J. M. Keefe 2001-1-19 30972 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  CAS-BOT-BC188956  Eriodictyon parryi Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mount Wilson Comment
  RSA190886  Eriodictyon traskiae Robert F. Thorne 1967-5-19 36887 Los Angeles Santa Catalina Island; at head of Sweetwater Cyn. 457 Comment
  RSA455103  Eriodictyon traskiae F. R. Fosberg 1931-5-6 4795 Los Angeles Cape Canyon. Santa Catalina Island. 240 Comment
  SD72754  Eriodictyon traskiae F. R. Fowberg 1931-7-11 S 5383 Los Angeles Santa Catalina Island; Middle Cape Canyon. 239 Comment
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Dec 3 2014
  CAS-BOT-BC222687  Eriodictyon trichocalyx John Thomas Howell 1947-7-18 23421 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC222690  Eriodictyon trichocalyx Mrs. G. Earle Kelly 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  LA205725  Eriodictyon trichocalyx var. trichocalyx Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  POM3878  Eriodictyon trichocalyx var. trichocalyx I. M. Johnston 1917-5-6 s.n. Los Angeles Mouth of San Antonio Canon. 610 Comment
  RSA455072  Eriodictyon trichocalyx var. trichocalyx F. R. Fosberg 1931-8-11 S 5656 Los Angeles Pine Flats, N fork San Gabriel Canyon. 1800 Comment
  RSA589240  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-6-8 2906 a Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  UCR209626  Eriogonum R. G. Swinney 2008-10-10 9551 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA756177  Eriogonum angulosum Orlando Mistretta, Christine Mistretta 2008-4-3 2263 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 69, per TRTP survey 2008) just south of state Hwy 14 in the vicinity of Soledad Pass 1002 Comment
  SBBG61807  Eriogonum angulosum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  RSA0080359  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA766416  Eriogonum baileyi Joseph A. Ewan 1934-8-3 8369 Los Angeles San Gabriel Mts. Swartout Valley. Near county line 1982 Comment
  UCR127662  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC244061  Eriogonum brachyanthum James L. Reveal 1978-6-25 4779 Los Angeles On the off-ramp of California Hghway 14 and Avenue P north of Palmdale 792 Comment
  CHSC35461  Eriogonum cithariforme James Henrickson 1975-5-12 9604 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St.; in arroyo bottom. 1234 Comment
  RSA587124  Eriogonum cithariforme var. agninum Orlando Mistretta, S. D. Boyd 1995-5-23 1732 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  JEPS56695  Eriogonum davidsonii Frank W. Peirson 1920-9-12 2278 Los Angeles South Trail, Baldy San Gabriel Mountains, Baldy 2438 Comment
  RSA782511  Eriogonum davidsonii Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 2 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  SD247478  Eriogonum davidsonii R. G. Swinney 2010-10-8 14002 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA587215  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 A Los Angeles San Gabriel Mountains: Carr canyon. 1098 Comment
  UCR239040  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3250 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.7 km west of State Hwy 14, 2.2 km southwest of California Aqueduct, under power lines 1150 Comment
  SEINET6417990  Eriogonum elongatum James Henrickson 1972-11-2 8098 Los Angeles 8 miles NW of Newhall, ca. 1 mile W of Highway 5 on grassy slopes above Hasley Cyn. Rd. 366 Comment
  SBBG62014  Eriogonum elongatum var. elongatum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA393511  Eriogonum fasciculatum Gary D. Wallace 1978-2-12 1579 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  CAS-BOT-BC250112  Eriogonum fasciculatum var. polifolium A. D. E. Elmer 1902-6-1 3660 Los Angeles Palmdale Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  RSA65079  Eriogonum giganteum var. formosum F. W. Peirson 1923-4-10 3450 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  UC75289  Eriogonum gracile Abrams 1902-7-5 1561 Los Angeles Agusa Comment
  RSA393242  Eriogonum gracile var. gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  SEINET3385928 Image available Eriogonum gracile var. gracile H. E. Hasse 1892-8-1 Los Angeles Santa Monica, Uplands and foothills Comment
  RSA572345  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 73 Los Angeles Upper Fork of Little Rock Creek ( near Hwy 2). Comment
  CAS-BOT-BC268776  Eriogonum mohavense H. E. Hasse 1893-8-20 s.n. Los Angeles Acton Comment
  RSA0086579  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  UCR182487  Eriogonum nudum R. G. Swinney 1997-7-22 5704 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
  SD1308  Eriogonum nudum var. pauciflorum R. B. Randall 1931-7-19 Los Angeles San Bernardino Mts., Swartout Comment
  LA201187  Eriogonum parvifolium Norman A. Cole; May 1964 346 Los Angeles 3 Comment
  RSA697027  Eriogonum roseum LeRoy Gross, P. Morton 2004-6-9 1343 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
  RSA271930  Eriogonum saxatile Anstruther Davidson 1892-06 s.n. Los Angeles Wilson's Peak. Comment
  RSA424901A  Eriogonum saxatile Anstruther Davidson s.n. Los Angeles Top Mt. San Antonio [Los Angeles - San Bernardino counties]. Comment
  RSA798114  Eriogonum saxatile Jane Tirrell 2012-7-25 LS 0122 Los Angeles Approx. 0.5 mi northwest of Mt. Hawkins on Claude's Ridge 2481 Comment
  CAS-BOT-BC267606  Eriogonum saxatile James L. Reveal; C. Rose Broome 1987-6-25 6571 Los Angeles Along teh Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground, San Gabriel Mountains 1615 Comment
  RSA766273  Eriogonum saxatile Joseph A. Ewan 1936-8-13 10037 Los Angeles On east and south side of summit area. Baldy Notch 2835 Comment
  UCD101213  Eriogonum saxatile W. Perry 1980-7-19 86 Los Angeles San Gabriel Mountains, Mount Baldy. Comment
  RSA590853  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-5-15 2527 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA226988  Eriogonum umbellatum var. subaridum Robert F. Thorne 1971-8-25 41238 Los Angeles below summit of Mt. Hawkins 2652 Comment
  UCR43306  Eriogonum umbellatum var. subaridum David Charlton 1986-6-15 236 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA766284  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-9 8408 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  UC729481  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles on road to Little Rock 8 mi below Big Pines Park; San Gabriel Mts. 1371 Comment
  UCR95369  Eriogonum wrightii var. subscaposum Steve Boyd, Lauren Raz 1996-9-24 8968 Los Angeles San Gabriel Mtns., Sawmill Mtn along Forest Service road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon 1622 Comment
  CAS-BOT-BC297933  Eriophyllum confertiflorum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  UCR260089  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10712 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR68846  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles Channel Islands, San Clemente Island, Lemon Tank Canyon, E side of island 274 Comment
  SEINET11850699  Eriophyllum confertiflorum Unknown 1965-1 s.n. Los Angeles Santa Monica Mts, Benedict Canyon, Beverly Hills, on Ferrari Drive near intersection of Summit Rd Comment
  LA203530  Eriophyllum confertiflorum var. confertiflorum Harvey Anderson; 1932-5-13 sn Los Angeles Pine Canyon Road Comment
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Jun 26 2015
  LA94440  Eriophyllum confertiflorum var. confertiflorum W. O. Griesel; 1934-5-3 4449 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1118340  Eriophyllum confertiflorum var. confertiflorum P. L. Johannsen 1934-2-9 274 Los Angeles 1/8 mi e of Saugus; Santa Susana Quadrangle 365 Comment
  UC31752  Eriophyllum pringlei A. Davidson 1894-5-1 Los Angeles Lancaster Comment
  RSA358143  Eriophyllum wallacei Anstruther Davidson 1893-5-1 s.n. Los Angeles San Fernando Comment
  RSA653643  Erodium botrys S. Koukol, E. Lutz 1998-4-26 14 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  CDA4356  Erodium botrys L. C. Wheeler 1947-1-5 6454 a Los Angeles Along Santa Fe Railroad, 180 yards east of California Street on Duarte Road, Monrovia 0 Comment
  CATA1743  Erodium brachycarpum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3140 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  RSA598116  Erodium cicutarium Steve Boyd, Lauren Raz 1997-3-4 9141 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA600361  Erodium cicutarium Steve Boyd, Lauren Raz 1997-5-28 9876 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
  SBBG67632  Erodium cicutarium R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SFV20786  Erodium cicutarium L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 691 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  SFV6230  Erodium cicutarium R. M. Muran 1974-3-26 53 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCR281964  Erodium cicutarium R. G. Swinney 2014-4-24 16194 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA390925  Erodium moschatum Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  UCR190899  Erysimum capitatum R. G. Swinney 1998-7-2 6201 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  LA85125  Erysimum suffrutescens O. H. Kappler; 1948-4-30 1848 Los Angeles sand dunes, between Del Rey and El Segundo Comment
  RSA530240  Erysimum suffrutescens E. S. Spalding 1924-5-3 283 Los Angeles Manhattan Beach. Comment
  RSA0060779  Eschscholzia californica LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6811 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SD69712  Eschscholzia californica Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island, on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon. 274 Comment
  RSA0038397  Eschscholzia californica L. Haines 1935-7-4 s.n. Los Angeles San Dimas, San Gabriel Mts. Comment
  RSA433663  Eschscholzia californica subsp. californica George B. Grant 1903-03 418 a Los Angeles Pasadena. Comment
  LA46242  Eschscholzia minutiflora Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  RSA0060778  Eschscholzia minutiflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6812 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA598380  Eschscholzia minutiflora Louis C. Wheeler 1967-5-24 9741 Los Angeles Indian Canyon, near mouth 701 Comment
  SD69636  Eschscholzia ramosa Robert F. Thorne, P. Everett 1965-5-11 34573 Los Angeles Santa Catalina Island, north side of north beach of Little Habor. 14 Comment
  RSA0012836  Eucalyptus tereticornis Stephen Hill 1981-2-2 2 Los Angeles 0.7 mi. S. of Silverbit on Valley Center on S. side of street. Comment
  RSA708681  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1608 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC1349359  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1966-4-5 35840 Los Angeles s-facing slope above stream Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  RSA628890  Eucrypta chrysanthemifolia var. chrysanthemifolia Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  SBBG17351  Eucrypta chrysanthemifolia var. chrysanthemifolia K. A. Wilson 1961-3-11 985 Los Angeles Bouquet Cyn, small stream gully, 2 mi N of Texas Cyn Comment
  LA202520  Eulobus californicus Peter H. Raven; 1959-5-2 14046 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  SBBG61342  Eulobus californicus R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UC450937  Eulobus californicus Fay A. Macfadden 1931-3-28 36 E Los Angeles Tuna Canyon Verdugo Hills Comment
  CDA19812  Eulobus californicus Adams 2002-3-26 PDR 067846 Los Angeles Southern California; Hwy 210 in Pacoima. 0 Comment
  SD181558  Euphorbia melanadenia Scott D. White, Pam Devries 2000-5-18 7901 Los Angeles Southern foothills above Irwindale; Fish Creek Canyon from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR119550  Euphorbia melanadenia L. C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mtns., Bailey Canyon 396 Comment
  SEINET4044572  Euphorbia polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  RSA598931  Euphorbia terracina Scott D. White 1997-3-12 4750 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR240292  Euthamia occidentalis R. G. Swinney 2009-11-18 11654 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  RSA0051676  Feijoa sellowiana Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  SBBG117114  Festuca bromoides S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1520 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  LA13159  Festuca microstachys Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  SBBG80232  Festuca microstachys F. R. Fosberg 1931-4-29 4728 Los Angeles between Cottonwood and Middle Ranch Cyns, near ocean 20 Comment
  RSA0127381  Festuca microstachys Louis C. Wheeler 1967-7-15 10037 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  LA13079  Festuca myuros A. M. Johnson; 1928-4-1 272 Los Angeles Sunland Comment
  RSA0053884  Festuca myuros R. G. Swinney 2010-5-11 12639 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR86827  Festuca myuros Scott D. White 1995-4-27 2963 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  LA99130  Festuca octoflora R. L. Armacost; 1968-4-18 2357 Los Angeles 365 Comment
  UCR264730  Festuca octoflora Steve Boyd, Gary D. Wallace 2011-4-14 12309 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  LA99236  Festuca perennis R. L. Armacost; 1967-7-2 2289 Los Angeles Santa Monica Mountains, Santa Monica: SW corner of Alta and 26th Street Comment
  RSA0045268  Filago californica R. G. Swinney 2010-3-22 12013 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR186934  Filago californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32066 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR255784  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA158206  Filago californica Peter H. Raven 1962-5-8 17604 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  UCR153569  Filago gallica A. C. Sanders 2005-5-11 30178 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
  RSA639248  Filago gallica R. F. Thorne, M. Z. Thorne 1971-4-25 41341 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA80363  Foeniculum vulgare F. W. Peirson 1920-6-22 2164 Los Angeles Fruiting branch from New York Drive, Altadena Comment
  UC22589  Forestiera pubescens Prof. A. P. Hayne Oct 1897 Los Angeles Antelope Valley Comment
  CAS-BOT-BC52543  Frangula californica subsp. californica Geo. B. Grant 1904-1-30 s.n. Los Angeles Pasadena Comment
  LA82205  Frangula californica subsp. californica O. H. Kappler; 1941-3-21 143 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  RSA729323  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-30 7470 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  RSA547829  Fraxinus dipetala Tim S. Ross, Peter Fritsch 1990-6-20 3640 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  CATA3531  Fraxinus uhdei Peter J. Dixon 2017-9-13 098 Los Angeles Santa Catalina Island: Channel side; Emerald bay area at Corsair Yacht Club, planted and naturalizing in drainage, canyon bottom area 10 Comment
  RSA464931  Fraxinus velutina Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA69898  Fraxinus velutina var. coriacea F. W. Peirson 1921-6-20 2459 Los Angeles West fork of San Gabriel River 457 Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  POM184718  Fremontodendron californicum Joseph A. Ewan 1932-3-29 7211 Los Angeles Arrastre Canyon. 1220 Comment
Read comments
Dec 17 2014
  UCD116293  Fremontodendron californicum Stephen Mason 1995-5-14 64 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  POM261348  Fritillaria biflora Philip A. Munz 1940-5-1 15769 Los Angeles S of San Dimas. Comment
  RSA632859  Fritillaria pinetorum Robert F. Thorne, Robert Frampton 1971-6-27 40983 Los Angeles San Gabriel Mountains: Angeles National Forest, West Baldy Peak. 2987 Comment
  RSA746542  Funastrum cynanchoides var. hartwegii A. C. Sanders, T. B. Salvato 2009-5-20 36865 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  CAS-BOT-BC304322  Galinsoga parviflora Peter H. Raven 1956-6-14 9396 Los Angeles Westwood, Los Angeles Comment
  RSA747183  Galium angustifolium R. G. Swinney 2008-6-9 8966 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  JEPS114013  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-5-10 7701 Los Angeles Saddle divide between E. Fork Fish Canyon and Warm Springs Canyon; vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), NNW of Warm Springs Mountain summit. Comment
  LA50687  Galium angustifolium subsp. angustifolium J. A. Ewan; 1929-5-25 3479 Los Angeles Comment
  RSA229182  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40736 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  UC1584230  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2869 Los Angeles scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UC440442  Galium angustifolium subsp. angustifolium Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains Comment
  HSC19778  Galium angustifolium subsp. angustifolium David Porter 1965-5-11 Los Angeles Simi Hills, 1 mi. N of Chatsworth 351 Comment
  UCR186971  Galium aparine A. C. Sanders 2006-4-25 32172 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  POM367745  Galium aparine E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  UC1478698  Galium catalinense Larry DeBuhr 1977-4-17 2584 Los Angeles ridge se Shark Harbor; Santa Catalina Island Comment
  RSA656934  Galium grande Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1050 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  RSA678816  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. 838 Comment
  UC2029955  Galium grande V. Soza, Monica Acosta 2001-6-19 1296 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Mt. Wilson Trail helispot, west side Little Santa Anita Canyon, ca. 2 miles from the Mt. Wilson trailhead in Sierra Madre. Comment
  UCR146235  Galium grande Valerie Soza, Monica Acosta 2001-6-19 1296 B Los Angeles Transverse Ranges, San Gabriel Mountains region, Mt. Wilson Trail helispot, W side Little Santa Anita Canyon, c. 2 mi from the Mt. Wilson trailhead in Sierra Madre 823 Comment
  CAS-BOT-BC494157  Galium hallii Valerie Soza 2004-6-17 1724 a Los Angeles San Gabriel Mountains, along Hwy 2 at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  UC1375413  Galium johnstonii Robert F. Thorne 1969-7-2 38265 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest 1615 Comment
  UCR223115  Galium johnstonii R. G. Swinney 2009-5-20 10801 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC223172  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  RSA488011  Galium nuttallii subsp. insulare Mark Hoefs, D. Propst 1973-3-3 18 Los Angeles Santa Catalina Island. Near upper White's Landing Road. 381 Comment
  UC1586223  Galium porrigens var. porrigens Tim Ross 1991-8-16 5857 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. (s end) 1720 Comment
  RSA252964  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1973-4-20 43113 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
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Mar 7 2014
  RSA74868  Gamochaeta pensylvanica Elroy Robinson 1935-6-25 s.n. Los Angeles Glendale Comment
  CATA1549  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2789 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  SBBG131526  Gamochaeta ustulata S. A. Junak 1999-5-22 SCa 1007 Los Angeles cyn at E end of beach at Goat Harbor, at fork in cyn 30 Comment
  RSA392408  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  UCR193993  Gayophytum R. G. Swinney 1998-8-13 6748 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 1 2012
  RSA776489  Gayophytum decipiens LeRoy Gross, Jane Tirrell 2011-7-20 5522 Los Angeles Spring, along Angeles Crest Highway, north of Lily Spring. 2287 Comment
  RSA747174  Gayophytum decipiens Orlando Mistretta 1992-6-23 610 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  RSA776515  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  UC1595380  Gayophytum diffusum subsp. parviflorum Tim Ross and Steve Boyd 1990-6-18 3468 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  UCR129377  Gayophytum diffusum subsp. parviflorum Orlando Mistretta 1995-7-11 1879 Los Angeles San Gabriel Mtns, Santiago Canyon. N slope of Pacifico Mtn, near summit 2073 Comment
  UCR273562  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  POM156288  Gayophytum heterozygum L. R. Abrams 1902-6-30 2581 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA0073296  Gayophytum nuttallii Bonnie C. Templeton 1932-6-1 4872 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mts. Comment
  RSA729457  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR150359B  Gazania linearis Scott D. White 2003-10-22 9837 Los Angeles San Gabriel Mtns, foothills above Altadena. Los Angeles Dept. of Public Works 'Kinneloa West' debris basin. Northern terminus of Brambling Lane 427 Comment
  POM40090  Gazania splendens George B. Grant 1905-5-10 494 Los Angeles Pasadena. Comment
  SBBG38249  Genista linifolia S. A. Junak with K. Kirkland 1998-4-5 SCa 551 Los Angeles Toyon Bay, just inland from mouth of cyn 18 Comment
  LA201967  Genista monspessulana Arthur C. Gibson; 2004-3-17 5018 Los Angeles Comment
  RSA70498  Geranium californicum F. W. Peirson 1922-7-6 3185 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA590418  Gilia angelensis T. S. Ross 1993-4-21 6850 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit. 427 Comment
  UCR95281  Gilia angelensis L. C. Wheeler 1967-5-2 9260 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  RSA470105  Gilia angelensis Thekla Mohr 1897-03 s.n. Los Angeles San Gabriel, So. Calif. Comment
  RSA334181  Gilia brecciarum subsp. brecciarum R. F. Thorne 1973-5-11 43508 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA470174  Gilia brecciarum subsp. brecciarum Anstruther Davidson 1895-5-5 s.n. Los Angeles Antelope Valley Comment
  LA202769  Gilia capitata subsp. abrotanifolia S. Beller; 1926-3-4 sn Los Angeles Santa Monica Mountains, near Calabasas Comment
  LA206506  Gilia capitata subsp. abrotanifolia Doris Daw; 1940-5-7 2 Los Angeles Elizabeth Lake Comment
  RSA578294  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-4 7662 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA597450  Gilia capitata subsp. abrotanifolia T. S. Ross, J. Mark Porter 1995-5-4 8501 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  CAS-BOT-BC226344  Gilia latiflora subsp. davyi C. C. Parry 1888-3-1 s.n. Los Angeles Lancaster, Mohave [Mojave] Desert Comment
  UC880171  Gilia latiflora subsp. davyi L. R. Abrams 1927-4-30 11725 Los Angeles head of Antelope Valley Comment
  CAS-BOT-BC226340  Gilia latiflora subsp. davyi Lyman Benson 1932-3-25 3146 Los Angeles Little Rock, San Gabriel Mt. Range, Mojave Desert 762 Comment
  RSA304909  Gilia latiflora subsp. davyi J. R. Shevock 1971-4-25 1023 Los Angeles Ave 165, S of Pearblossum. Comment
  RSA95660  Gilia latiflora subsp. latiflora Verne Grant 1955-4-16 9583 Los Angeles Along powerline road south of Hwy. 138 between Littlerock and Pearblossom. Comment
  CAS-BOT-BC225497  Gilia nevinii Robert F. Thorne 1973-4-12 42976 Los Angeles Large canyon S of Mosquito Cove N of Chenity, San Clemente Is. 274 Comment
  RSA0017077  Gilia ochroleuca subsp. bizonata LeRoy Gross, Paul Morton 2004-6-9 1339 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
  RSA0016247  Gilia ochroleuca subsp. bizonata R. F. Thorne, Gary D. Wallace 1973-4-24 43432 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  RSA469479  Gilia ochroleuca subsp. bizonata N. C. Cooper 1948-4-21 2723 Los Angeles Saugus. 762 Comment
  UCR281401  Gilia stellata R. G. Swinney 2014-4-24 16220 Los Angeles San Gabriel Mountains, NE of Valyermo, Bob's Gap, from 50-400 m east of 165th Street/Bob's Gap Rd. 1366 Comment
  SEINET952183  Glycyrrhiza lepidota E. M. Johnstone 1915-1 W- 119 Los Angeles Los Banos Comment
  POM358711  Gnaphalium beneolens I. M. Johnston 1918-9-3 2146 Los Angeles Brea Canyon, Puente Hills 396 Comment
  POM292499  Gnaphalium beneolens E. A. Purer 1933-10-7 5595 Los Angeles El Segundo. Comment
  NY43167  Gnaphalium californicum J. B. Walker 1995-6-6 1436 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  RSA198823  Gnaphalium californicum R. F. Thorne 1968-5-27 37631 Los Angeles Santa Catalina Island: lower end of Middle Ranch Canyon, perhaps, 0.5 mile above Ben Weston Beach Comment
  UCR270826  Gnaphalium californicum R. G. Swinney 2011-5-24 14827 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
  UCR73399  Gnaphalium californicum T. S. Ross, O. Mistretta, M. Hammitt 1991-5-18 5199 Los Angeles San Clemente Island, 1300 ft NNW of Guds marker 268 Comment
  SEINET11849336  Gnaphalium californicum Unknown 1933-1 8501 Los Angeles near Los Angeles Comment
  RSA0094717  Gnaphalium microcephalum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14328 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
  POM358868  Gnaphalium microcephalum Anstruther Davidson 1887-07 2010 Los Angeles Temple. Comment
  CATA1225  Gnaphalium palustre Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2291 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA762694  Gnaphalium palustre R. G. Swinney 2008-7-24 9354 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA590926  Grayia spinosa Orlando Mistretta 1994-04 1016 Los Angeles San Gabriel Mountains: Little Rock creek. Slopes E of Little Rock creek reservoir. 1006 Comment
  RSA301988  Grindelia camporum var. bracteosa J. R. Shevock 1972-9-16 2270 Los Angeles Along Hwy 1, near Point Dume 30 Comment
  RSA618766  Guillenia lasiophylla L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  RSA430048  Guillenia lasiophylla Robert Gustafson, Christopher Davidson 1977-4-20 404 Los Angeles Escondido Cyn. Road, about 1 mi NE of junction with Agua Dulce Cyn. Road. 762 Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  CATA1995  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 405 Los Angeles Santa Catalina Island: Along W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing 106 Comment
  UCR143116  Harpagonella palmeri F. R. Fosberg 1931-3-26 S- 4384 Los Angeles Channel Islands, west [of] Hamilton Beach, Santa Catalina Island 80 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
  CAS-BOT-BC307285  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5294 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  LA203733  Hazardia squarrosa var. grindelioides Louis C. Wheeler; 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  POM4759  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles San Antonio Cayon [canyon] near Claremont. Comment
  CLARK-A1528-1935  Hedypnois cretica Alfred R. Roos 1954-5-17 Los Angeles Hollywood 91 Comment
  UCR282517  Helenium puberulum Mitch Provance, Tegan Provance 2017-9-30 917- 09 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  RSA654016  Helianthemum scoparium Valerie L. Soza, Laura Moore 2000-5-10 845 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UCR258802  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  CAS-BOT-BC305431  Helianthus annuus Peter H. Raven 1957-9-21 11327 Los Angeles Small hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  RSA0048580  Helianthus annuus Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  RSA244373  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-8-6 892 Los Angeles San Antonio Canyon High exposed bank above road along west side of San Anonio Canyon, north of Claremont Comment
  UCSB5616  Heliotropium curassavicum DeWitt, Jack 1959-5-15 Los Angeles Mint Canyon Campground; 4.3 miles E of Solemint 609 Comment
  SD85044  Heliotropium curassavicum var. oculatum E. R. Blakley 1961-9-24 4782 Los Angeles Santa Catalina Island; Little Springs Canyon. 14 Comment
  POM369748  Heliotropium curassavicum var. oculatum G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  CATA1427  Helminthotheca echioides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2588 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  SFV4073  Helminthotheca echioides R. L. Armacost 1959-5-27 1149 Los Angeles Pacific Palisades. Near Riviera Country Club. Comment
  RSA748890  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 107 Comment
  UCR206512  Hemizonia fasciculata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36954 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA188375  Hemizonia fasciculata R. F. Thorne 1965-6-24 35046 Los Angeles Santa Catalina Island: above pond impounded behind dam in lower Cottonwood Canyon Comment
  UCR88686  Hemizonia minthornii Scott D. White 1995-10-11 3694 Los Angeles Santa Susana Mtns., Santa Susana Pass Rd., turnout at unnamed dirt rd., c. 1/2 mi east of Lilac Ln. Comment
  UCR238073  Hemizonia paniculata Mark A. Elvin, M. S. Enright 2002-7-22 2112 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  UCR232386  Hemizonia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A 704 Comment
  RSA792781  Hesperocnide tenella Justin M. Wood 2009-3-24 385 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  LA34209  Hesperoyucca whipplei Peter H. Raven; Henry J. Thompson 14150 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA229094  Heterocodon rariflorum R. F. Thorne, C. W. Tilforth 1971-6-30 40768 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 Los Angeles along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
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Dec 17 2008
  UC466692  Heteromeles arbutifolia Mrs. Blanche Trask 1833-7-4 Los Angeles Catalina Island Comment
  RSA0072424  Heteromeles arbutifolia Bonnie C. Templeton, I. W. Clokey 1929-11-19 1451 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  RSA0074504  Heterotheca fastigiata C. F. Baker 1903-8-2 3669 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA0075649  Heterotheca grandiflora Joseph M. Keefe 2001-3-19 31157 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SDSU4595  Heterotheca grandiflora Joan Godsil 1952-10-2 527 Los Angeles Claremont, in field by P.E. station. 366 Comment
  UCR108321  Heterotheca grandiflora L. C. Wheeler 1970-10-10 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard 79 Comment
  UCR210485  Heterotheca grandiflora R. G. Swinney 2008-11-30 9873 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  RSA0074418  Heterotheca grandiflora M. B. Dunkle 1928-10-7 2014 Los Angeles Santa Catalina Island. Descanso Canyon. 244 Comment
  RSA0074419  Heterotheca grandiflora C. B. Wolf 1932-5-10 3507 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  RSA0075648  Heterotheca grandiflora Joseph M. Keefe 1978-5-23 23276 A Los Angeles Verdugo Mountains: Summit of hill, 200 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 317 Comment
  UC1587641  Heterotheca grandiflora Tim Ross 1991-4-21 4555 Los Angeles ridgetop between Turnbull canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  RSA709748  Heterotheca sessiliflora A. C. Sanders, Dave Fleitner, Mark Elvin 2003-8-6 27138 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  LA32109  Heterotheca sessiliflora subsp. fastigiata Peter H. Raven; 1959-11-7 14732 Los Angeles 274 Comment
  UC1577652  Heterotheca sessiliflora subsp. fastigiata Jerome S. Horton 1935-9-20 237 Los Angeles near C.C.C. Camp; Pomona Quad., Dalton Canyon Wash 304 Comment
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Sep 22 2020
  RSA0062929  Heuchera elegans Anstruther Davidson 1915-8-1 3087 Los Angeles Camp Baldy. Comment
  UC212561  Heuchera elegans I. M. Johnston 1917-7-15 1456 Los Angeles head of South Fork (by the Creek); San Antonio Mountains 1828 Comment
  SD129426  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immed. W of L.A. Int. Airport Comment
  RSA733225  Hieracium argutum R. G. Swinney 1998-8-17 6766 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  POM2574  Hoita macrostachya I. M. Johnston 1915-8-4 s.n Los Angeles Hills west of Pomona 274 Comment
  RSA449772  Holodiscus discolor L. E. Hoffman 1929-5-20 s.n. Los Angeles San Gabriel Mtns. San Gabriel Mountains, Big Santa Anita Cyn. Comment
  UCR99424  Holodiscus microphyllus R. G. Swinney 1995-8-28 4472 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  SEINET11678327  Hordeum brachyantherum J. F. Bright, Wyman, C. 1931-1 5491 Los Angeles near Pasadena Comment
  CAS-BOT-BC289494  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Marsh along the Lancaster Road, va. 3 miles southeast of Gorman, Tehachapi Mountains 1097 Comment
  LA82507  Hordeum brachyantherum subsp. californicum O. H. Kappler; 1943-5-2 396 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR255828  Hordeum murinum R. G. Swinney 2010-5-12 12736 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET10595772  Hordeum murinum Louis C. Wheeler 1967-4-30 Wheeler 9209 Los Angeles Libre mountains. Northwest end of foothills (of San Gabriel Mountains) betweeb Bouquet Junction and Bonelli Ranch. 366 Comment
  CATA1159  Hordeum murinum subsp. glaucum Mark L. Hoefs 1995-5-30 2152 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  LA14696  Hordeum murinum subsp. glaucum Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  RSA670031  Hordeum murinum subsp. leporinum Joseph M. Keefe 2001-3-13 31087 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.6'' West: 118 deg 11' 30.6''. 256 Comment
  RSA18523  Horkelia cuneata subsp. puberula Carl B. Wolf 1927-7-24 675 Los Angeles 1/2 mile east of Montrose Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  UCR146683  Horkelia rydbergii Scott D. White 2004-8-20 10721 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA638954  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek near Cedar Springs. 1982 Comment
  NY546780  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles East of Chilao, San Gabriel Mts. 1828.8 Comment
  POM223063  Hydrocotyle ranunculoides L. C. Wheeler 1933-7-14 1939 Los Angeles San Gabriel Valley Rio Hondo. 58 Comment
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Feb 24 2020
  RSA650959  Hymenoclea salsola Marion P. Harthill 1976-11-9 s.n. Los Angeles Mojave Desert, Hwy N4. 1067 Comment
  RSA509701  Hypericum androsaemum L. C. Wheeler 1967-8-9 10427 Los Angeles San Gabriel Mts., Angelels National Forest: Devil's Canyon S side Mt. Waterman. 2042 Comment
  SBBG112934  Isocoma menziesii S. A. Junak with K. Kirkland 1979-11-15 SCa 485 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  POM359495  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-12 4576 Los Angeles Santa Catalina Island; Palisades near Jewfish Point. 15 Comment
  RSA279091  Isocoma menziesii var. vernonioides R. F. Thorne 1974-9-12 45113 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  RSA595157  Isolepis cernua Steve Boyd 1996-4-25 8702 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
  RSA766855  Isolepis cernua Justin M. Wood 2009-9-9 1288 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA747131  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  SEINET11446673 Image available Jaumea carnosa G. B. Grant 1904-6-10 625 Los Angeles Redondo Comment
  RSA0011169  Juglans californica Tim S. Ross, Annette Ross 1991-6-3 5531 Los Angeles Elephant Hill: W Pomona. 329 Comment
  SD181472  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Verdugo Mountains region, southeast side, along Las Flores Mountain Way, dirt road south of Polaris Drive; Pasadena [quad]. Collected along road; top of ridge in open grassy area, just north of the road, has one large specimen. 395 Comment
  RSA653418  Juglans regia Brad Henderson 2000-7-21 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon, above Glendora. Comment
  LA34221  Juncus acutus subsp. leopoldii Peter H. Raven; Henry J. Thompson 1959-10-4 14556 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Pacific Coast Highway oppsite Canfield's. 12 Comment
  RSA747580  Juncus balticus subsp. ater R. G. Swinney 2005-8-22 8507 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  SDSU11758  Juncus balticus subsp. ater D. F Howe 1947-5-5 426 Los Angeles Antelope Valley . Comment
  SBBG77274  Juncus bufonius F. R. Fosberg 1931-5-4 4751 Los Angeles Middle Ranch Cyn, second bridge below Eagle's Nest 140 Comment
  UCR277017  Juncus bufonius R. G. Swinney 2010-9-30 13924 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
  CATA835  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1434 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  UCR126702  Juncus bufonius var. congestus A. C. Sanders, Mark Elvin 2003-8-7 27180 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA601153  Juncus bufonius var. occidentalis L. C. Wheeler 1966-9-6 8863 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA235258  Juncus bufonius var. occidentalis M. A. Piehl, Peter H. Raven 1962-6-10 62410 Los Angeles San Clemente Island: [Mount] Thirst. 579 Comment
  UCR199995  Juncus macrophyllus Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1345 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 442 Comment
  RSA0035862  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA608458  Juncus rugulosus L. C. Wheeler 1946-9-2 6338 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  RSA368385  Juncus xiphioides Geo C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  CAS-BOT-BC81002  Juniperus californica Carl B. Wolf 1928-3-29 1552 Los Angeles Foothills at south side of Antelope Valley, 2 mi. so. of Neenach 1066 Comment
  RSA250673  Juniperus californica Robert F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39484 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  SEINET3863447 Image available Juniperus californica Steve Boyd 1996-4-24 8659 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon.; 0 1067 Comment
  UCR239972  Juniperus californica R. G. Swinney 2009-11-18 11659 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  JEPS24088  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles 1 mi s Sandberg's Lodge (Old Ridge Route) 1249 Comment
  UC1871274  Keckiella breviflora var. breviflora T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC235735  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade 1/4 mi. above crossing of L. A. Aqueduct 457 Comment
  CAS-BOT-BC235749  Keckiella cordifolia Joseph Andorfer Ewan 1933-7-4 7879 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  LA28268  Keckiella cordifolia Philip A. Munz; 1920-5-15 3952 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 152 Comment
  JEPS11217  Keckiella ternata Frank W. Peirson 1918-8-6 263 Los Angeles Mt. Wilson; San Gabriel Mountains 1584 Comment
  LA209311  Keckiella ternata W. R. Ernst; August 1946 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  RSA660184  Keckiella ternata subsp. ternata Orlando Mistretta 1992-7-9 655 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  NY790464  Keckiella ternata var. septentrionalis A. D. E. Elmer 06 1902 3597 Los Angeles Acton Comment
  LA33407  Koeleria macrantha Peter H. Raven; Henry J. Thompson 1959-5-5 14148 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA188133  Lactuca serriola R. F. Thorne 1966-4-29 36276 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  POM4987  Lagophylla ramosissima Dian Haynes 1890-1 s.n. Los Angeles Near Pasadena. Comment
  SBBG61192  Lagophylla ramosissima R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG128757  Lamarckia aurea M. L. Hoefs, R. Given 1992-4-16 1808 Los Angeles Wild Boar Gully 152 Comment
  SBBG98047  Lamarckia aurea T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5228 Los Angeles 1650 ft WNW of Guds, graded by the Navy to form a "pad" 201 Comment
  SFV21801  Lamarckia aurea A. M. Hodges 2010-4-24 s. n. Los Angeles Marina del Rey, Ballona Creek. Between creek and bike path near UCLA boathouse. 2 Comment
  RSA595875  Lamium amplexicaule Tim S. Ross, Victor W. Steinmann 1995-5-8 8544 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  SD186284  Lastarriaea coriacea Andy C. Sanders, Mark Elvin, et al. 2003-4-16 26052 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west end of Magic Mountain Parkway, south of Magic Mtn. theme park 366 Comment
  LA88352  Lasthenia californica O. H. Kappler; 1941-3-30 176 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  UC1118943  Lasthenia gracilis A. D. Gifford 1935-4-12 553 Los Angeles 2 mi w Manzana; Tejon Quadrangle Comment
  UC1614261  Lasthenia gracilis Charles M. Belshaw 1935-3-29 504 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp, W. Antelope Valley); W. Antelope Valley, La Liebre Scarp Comment
  UC30444  Lasthenia gracilis Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR102536  Lasthenia gracilis George K. Helmkamp 1997-3-6 1343 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCSB41996  Lasthenia gracilis Purviance, Susan 1979-3-28 Los Angeles Munz Ranch Road 1 mi. west of Avenue I, Antelope Valley Comment
  UC1587158  Lathyrus latifolius Tim Ross 1991-5-21 5406 Los Angeles e fork of Box Canyon, near its junction with the westerly fork San Clemente Island, Box Canyon 451 Comment
  RSA711508  Lathyrus tingitanus Alison Lipman 1998-6-1 s.n. Los Angeles South Coastal Plains Region: Forestal property, Rancho Palos Verdes. 305 Comment
  RSA405674  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-1 S- 4226 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  RSA405695  Lathyrus vestitus subsp. laetiflorus Christina Clark 1929-1-16 7120 Los Angeles North Hollywood Comment
  SBBG37665  Lathyrus vestitus var. alefeldii R. Moran 1941-2-23 605 Los Angeles Johnson's Valley 250 Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  RSA405683  Lathyrus vestitus var. vestitus L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  UC1587714  Lavatera cretica Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5140 Los Angeles at the beginning of Larkspur Canyon drainage, 900 ft sse of the 924' BM at the e end of the old airfield landing strip San Clemente Island; , Larkspur Canyon drainage 266 Comment
  POM361621  Layia glandulosa Roy R. Snelling 1977-4-18 7 Los Angeles 2 miles south of Pearblossom. 1066 Comment
  RSA518031  Layia glandulosa Steve Boyd 1986-3-31 1527 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA630308  Layia glandulosa L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 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
  UCR189273  Layia glandulosa R. G. Swinney 1998-5-16 6085 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  CATA386  Layia platyglossa Mark L. Hoefs 1974-5-2 450 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  RSA762361  Lemna minuta R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
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May 10 2012
  RSA613092  Lemna valdiviana M. E. Siqueiros D. 1997-3-1 4356 Los Angeles Bernard Biological Field Station : Claremont Colleges. NW corner of Mills Avenue and Foothill Boulevard, Claremont 412 Comment
  RSA253134  Lepechinia fragrans Gary D. Wallace 1975-3-23 1405 Los Angeles Along road NW of Black Jack Camp, Santa Catalina Island. 503 Comment
  SBBG70801  Lepidium dictyotum R. Hoffmann 1932-4-2 Los Angeles just N of Lancaster Comment
  RSA697445  Lepidium dictyotum Elisabeth Norland 1929-2-16 2 Los Angeles Cypress. Comment
  SEINET11992602  Lepidium flavum H. H. Heller 1937-1 465 Los Angeles 20 mi E of Lancaster on Victorville Rd Comment
  RSA585323  Lepidium lasiocarpum Timothy S. Ross 1991-4-27 4719 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  UC1922648  Lepidium virginicum var. pubescens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1157 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 457 Comment
  RSA65793  Lepidium virginicum var. pubescens F. W. Peirson 1921-3-3 2357 Los Angeles Hills west of Arroyo Seco, near Pasadena 426 Comment
  POM94304  Lepidium virginicum var. robinsonii Marcus E. Jones 1926-3-16 s.n. Los Angeles Pomona Comment
  RSA678209  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1135 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  CAS-BOT-BC328066  Lepidospartum squamatum LeRoy Abrams 1900-8-10 885 Los Angeles San Gabriel Canon Comment
  POM361764  Lepidospartum squamatum Anstruther Davidson 1889-09 s.n Los Angeles Los Angeles Comment
  SFV16471  Lepidospartum squamatum P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  RSA468562  Leptosiphon androsaceus I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  POM364524  Leptosiphon breviculus G. R. Johnstone 1928-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  UCR269259  Leptosiphon liniflorus Pam De Vries 2013-5-17 7856 Los Angeles Tehachapi Mountains/Western Transverse Range, Gorman Hills, about 0.50 air mile NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1048 Comment
  RSA783486  Leptosyne bigelovii J. D. Olmsted 1959-4-25 496 Los Angeles 1 mi. NNE of Valyermo P. O. along Holcomb Ridge east of Wrightwood-Pearblossom road. Mt. range: San Gabriel Mts.; drainage area: Big Rock Creek. 1128 Comment
  SBBG7994  Leptosyne calliopsidea H. and M. Dearing 1933-4-9 2363 Los Angeles Little Rock Cyn Comment
  UCR209971  Lessingia filaginifolia R. G. Swinney 2008-9-9 9328 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  LA31702  Lessingia filaginifolia var. filaginifolia Henry J. Thompson; 1958-10-10 1808 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  UCR280741  Lessingia glandulifera R. G. Swinney 2014-4-23 16167 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CAS-BOT-BC339274  Lessingia glandulifera var. glandulifera Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  JEPS52197  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1966-9-8 12787 Los Angeles Castaic Valley; San Emigdio Range and Mt. Pinos 1188 Comment
  RSA0116902  Lessingia glandulifera var. glandulifera Lyman Benson 1945-9-26 11849 Los Angeles Claremont. 365 Comment
  POM11333  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains: Head of San Antonio Canyon [Los Angeles Co?] 2439 Comment
  RSA330791  Lewisia rediviva Wayne E. Sawyer 1981-6-16 46 Los Angeles ridge trail, 0.7 mi W of Mt. Hawkins 2530 Comment
  POM365317  Leymus condensatus Edith A. Purer, Freda Detmers 1931-8-20 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA725240  Leymus condensatus K. Dobry 1991-6-28 d- 867 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  PASA2350  Libocedrus Los Angeles PHS grounds, Pasadena Comment
  UCR147557  Lilium humboldtii subsp. ocellatum Naomi Fraga, Sarah De Groot, , R. Villanueva G. 2004-6-30 1288 Los Angeles Transverse Ranges; San Gabriel Mountains region, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  POM48011  Limonium californicum I. M. Johnston 1924-8-29 s.n. Los Angeles 3 miles SE of Artesia Comment
  UCD170139  Limonium perezii R. G. Swinney 2008-12-6 9974 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  RSA0081382  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA747345  Linanthus breviculus R. G. Swinney 2008-5-8 8800 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  LA52330  Linanthus californicus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA135125  Linanthus californicus P. H. Raven, Henry J. Thompson 1960-4-12 15036 Los Angeles south-west Seminole Hot Springs. 366 Comment
  RSA60291  Linanthus californicus G. R. Campbell 1948-5-13 586 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  LA34978  Linanthus concinnus Mary V. Hood; 1945-5-19 45- 30 k* Los Angeles 'Valcrest,' Mt. Watermann 1828 Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  SBBG126932  Linanthus dichotomus A. Parikh, N. Gale 2010-6-1 3247 Los Angeles 3.9 km W of St Hwy 14, 2.1 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns [ subsp. pattersonii ] 1130 Comment
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Jul 7 2015
  UCD118540  Linanthus dichotomus Steve Boyd 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of junction with Highway 138, NE of Pinyon Hills. Comment
  UCR204037  Linanthus parryae R. G. Swinney 2005-5-14 8231 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  RSA586687  Linanthus pungens Orlando Mistretta, Mark Elvin 1995-6-20 1788 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  SEINET3246317  Lithophragma R. G. Swinney 1998-1 5909 Los Angeles San Gabriel Mtns.: Evey Canyon, ca. 0.75 mi. west of Mt. Baldy Rd., ca. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
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Dec 7 2018
  RSA0045217  Lithophragma affine R. G. Swinney 2010-6-21 13268 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  SBBG95419  Lithophragma affine M. B. Dunkle 1929-4-13 2124 Los Angeles Bannings Cyn Comment
  UCD102691  Lithophragma affine James Dilley 1997-3-29 150 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr. 0.5 mile west of Laurel Cyn. Dr. 243 Comment
  RSA468221  Lithophragma affine subsp. mixtum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel. Comment
  SBBG129324  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3576 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 650 Comment
  RSA436328  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3044 Los Angeles North Fork, San Gabriel River. Comment
  UCR146528  Lobelia dunnii Scott D. White 2004-7-28 10658 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  SFV21843  Lobularia maritima J. N. Hogue 2011-2-2 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  SFV6169  Lobularia maritima R. M. Muran 1974-2-12 20 Los Angeles Santa Monica Mountains Open field in Mandeville Canyon area south of Mulholland Drive. 427 Comment
  RSA279035  Lobularia maritima R. F. Thorne 1971-4-23 41487 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA249765  Loeseliastrum matthewsii R. F. Thorne 1973-5-11 43471 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
  SBBG98449  Logfia arizonica T. Ross 1991-5-22 5475 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 53 Comment
  OBI56580  Logfia filaginoides Steve Boyd, Lauren Raz 1997-3-25 9317 Los Angeles Liebre Mts Region: Upper end of broad alluvial vlley at head of Cienaga Cyn, southern base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E 1/2 SW 1/4 sec 14 1280 Comment
  SFV7987  Logfia filaginoides T. Gordon, H. Grayum, K. Felt 1976-5-7 1353 Los Angeles San Gabriel Mountains On ridge adjacent to lower Trail Canyon. 762 Comment
  UC1109345  Lolium multiflorum Peter H. Raven 1962-4-12 17348 Los Angeles Wilson Cove San Clemente Island (near docks); , Wilson Cove 15 Comment
  RSA747053  Lolium perenne R. G. Swinney 2008-5-30 8901 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA682614  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR176945  Lomatium utriculatum Scott D. White, S. Leatherman, D. E. Bramlet, A. Oneal, Weena Sangkatavat 2001-4-24 8415 Los Angeles Southwestern Liebre Mtns, Grasshopper Canyon area near Castaic Lake 701 Comment
  OBI8887  Lomatium utriculatum W. L. Jepson 1939-4-21 19228 A Los Angeles Leonis Valley 975 Comment
  POM243773  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 S- 4851 Los Angeles Hay Press, Santa Catalina Island. 350 Comment
  UCR172461  Lonicera interrupta Anuja Parikh, Nathan Gale 2005-6-2 2113 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46 366 Comment
  SFV16416  Lonicera subspicata J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. Along trail to Coyote Canyon. 793 Comment
  UCR277039  Lonicera subspicata R. G. Swinney 2010-5-25 12923 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA455371  Lonicera subspicata var. denudata Wm. Martin 1971-8-5 s.n. Los Angeles Junction of Stunt Canyon Road and Mulholland Hwy; Santa Monica Mountains. Comment
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  RSA697963  Lotus argophyllus J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina Island, Isthmus. Comment
  RSA406761  Lotus argophyllus subsp. ornithopus M. B. Dunkle 1939-11-24 7350 Los Angeles San Clemente Island: Pyramid Cove Comment
  RSA533905  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5150 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
  UC864767  Lotus argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UC1594371  Lotus argophyllus var. argenteus Tim Ross 1992-4-14 6172 Los Angeles ca 100 m n Nanny Canyon drainage meets the sea (central e side of San Clemente Island); San Clemente Island 15 Comment
  RSA628822  Lotus argophyllus var. argophyllus Scott D. White 1998-6-29 6827 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. 1707 Comment
  RSA253143  Lotus dendroideus var. dendroideus Gary D. Wallace, Mark Hoefs 1975-3-23 1414 Los Angeles Santa Catalina Island. Near entrance to Arboretum in upper Avalon Canyon. Comment
  RSA498838  Lotus dendroideus var. dendroideus G. R. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA158296  Lotus dendroideus var. traskiae P. H. Raven 1962-7-12 18044 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  UC57381  Lotus grandiflorus J. H. Barber 1897-3-28 107 a Los Angeles Santa Monica Canyon Comment
  RSA582637  Lotus grandiflorus var. grandiflorus E. Loyd 1933-4-8 s.n. Los Angeles Santa Monica Mts, Temescal Canyon Comment
  RSA587478  Lotus heermannii var. heermannii Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1127 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  IRVC27962  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26122 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA229052  Lotus nevadensis var. davidsonii R. F. Thorne, Tilforth, John Dourley 1969-7-29 38866 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  UC1282133  Lotus nevadensis var. davidsonii Victor Duran 1933-7-24 3529 Los Angeles Buckhorn San Gabriel Mountains 1981 Comment
  UCR127004  Lotus purshianus A. C. Sanders, Kim Marsden 2003-6-20 26992 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA0114806  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA188237  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-6-22 34856 Los Angeles Santa Catalina Island: Renton Mine area. 243 Comment
  UC864879  Lotus salsuginosus Louis C. Wheeler 1932-3-19 529 Los Angeles Head Sepulveda Canyon Santa Monica Mts. 426 Comment
  UCR126571  Lotus salsuginosus A. C. Sanders, Andy Thomson 2003-4-15 25984 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA498799  Lotus salsuginosus E. S. Spalding 1925-4-23 20339 Los Angeles Turnbull [?] Canyon Comment
  POM82719  Lotus salsuginosus var. salsuginosus P. A. Munz 1925-4-23 9446 Los Angeles San Gabriel Canyon. 488 Comment
  RSA406818  Lotus salsuginosus var. salsuginosus Howard Mullins 1931-5-9 s.n. Los Angeles Griffith Park Comment
  UC217982  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4000 Los Angeles Sepulveda Canyon Santa Monica Mts. 213 Comment
  RSA406840  Lotus scoparius Anstruther Davidson 1892-09 s.n. Los Angeles Redondo. Comment
  SFV1857  Lotus scoparius M. L. Vincent 1962-7-5 268 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 4 miles south of Ventura Blvd. Comment
  UCR281958  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-24 16233 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA732847  Lotus scoparius var. brevialatus R. G. Swinney 2001-5-18 7935 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA0116316  Lotus scoparius var. scoparius A. C. Sanders 2006-5-16 32349 Los Angeles Tehachapi Mtns. Foothills: off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake. 1015 Comment
  LA52437  Lotus strigosus H. Lewis; 1940-4-3 1270 Los Angeles Santa Monica Mountains, 10 mi. N of Malibu Beach Comment
  RSA250641  Lotus strigosus R. F. Thorne 1971-3-31 41447 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA586341  Lotus strigosus Orlando Mistretta 1995-3-17 1553 Los Angeles Slopes northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA406936  Lotus strigosus var. strigosus Reid V. Moran 1941-3-11 701 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  UCR256143  Lotus strigosus var. strigosus R. G. Swinney 2010-3-22 11995 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA498709  Lotus strigosus var. strigosus T. W. Minthorn 1923-4-3 s.n. Los Angeles Playa del Rey. Comment
  RSA608935  Lotus unifoliolatus L. C. Wheeler 1931-5-8 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  CAS-BOT-BC201204  Lupinus C. B. Clokey; I. W. Clokey; B. C. Templeton 1930-5-13 4746 Los Angeles Boquet [Bouquet] Canyon Comment
  CAS-BOT-BC201200  Lupinus F. A. M. 1931-3-10 3003 Los Angeles Tuna Canyon - Verdugo HIlls Comment
  UC1129306  Lupinus albifrons A. D. Gifford 1935-3-16 480 Los Angeles 5 mi e Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  CAS-BOT-BC201426  Lupinus albifrons var. albifrons Harriet L. Menker 1925-1-1 s.n. Los Angeles Santa Monica Comment
  RSA755978  Lupinus andersonii Orlando Mistretta, Christine Mistretta 2008-4-12 2422 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA496673  Lupinus benthamii var. benthamii A. C. Sanders, E. J. Lawlor 1988-4-3 7749 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA593020  Lupinus bicolor Steve Boyd 1996-4-25 8729 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  SBBG13685  Lupinus bicolor E. R. Blakley 1962-6-9 5180 Los Angeles Triangulation Pt Thirst 598 Comment
  SBBG47501  Lupinus bicolor M. B. Dunkle 1928-4-10 1835 Los Angeles Johnson's Landing Cyn Comment
  SD186206  Lupinus bicolor A. C. Sanders, Helen Kennedy 2005-4-13 29433 Los Angeles San Gabriel/Liebre Mountains, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR205127  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  NY15799  Lupinus bicolor subsp. marginatus D. B. Dunn 1946-4-19 2129 Los Angeles 0.9 mile south of the junction of Hwys. 99 & 138, abundant along the valley floor for several miles to the north of the jct. & north of the town of Gorman. 1066.8 Comment
  UCR197217  Lupinus bicolor subsp. microphyllus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  SBBG78227  Lupinus concinnus F. R. Fosberg 1931-3-27 4413 Los Angeles Hamilton Cyn, North Wall 120 Comment
  POM184696  Lupinus elatus Joseph A. Ewan 1932-6-17 7247 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  UCR180020  Lupinus excubitus R. G. Swinney, Dave Larson 1996-8-7 5223 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  SEINET12154515  Lupinus excubitus Unknown 1933-1 8533 Los Angeles Hollywood hills Comment
  SEINET10484025  Lupinus excubitus subsp. austromontanus August J. Breitung 1953-5-16 Breitung 15120 Los Angeles Glendora mt. Rd, san gabriel mts. Comment
  POM307957  Lupinus excubitus var. austromontanus Lyman D. Benson 1963-5-3 16257 Los Angeles Tejon Ranch, 1 mile east of State 138 and US99 near Gorman, Tehachapi Mt Range. 1220 Comment
  SEINET10970261  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  RSA585954  Lupinus excubitus var. johnstonii T. S. Ross 1990-5-23 2616 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  POM11103  Lupinus formosus H. D. Collins 1921-4-18 92 Los Angeles Claremont. 366 Comment
  SEINET10485353  Lupinus formosus Smith 1914-6-20 Smith 2857 Los Angeles Mt. Wilson peak, under pines. Comment
  LA89126  Lupinus formosus var. bridgesii Dave Dunn; 1941-3-29 943 Los Angeles Claremont Golf Course by Foothill Blvd Comment
  RSA628800  Lupinus formosus var. formosus Scott D. White 1998-6-29 6835 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. 1707 Comment
  SFV10196  Lupinus formosus var. formosus J. G. Cuti 1978-4-19 56 Los Angeles Verdugo Mountains About 1 mile from end of Walnut Ave. on Stough Canyon fire road. 518 Comment
  UC1594343  Lupinus guadalupensis Tim Ross 1992-4-16 6206 Los Angeles central part San Clemente Island (291 degrees wnw, 725 m distant from summit of 1603' peak above Stone field station); central part of San Clemente Island 416 Comment
  UCR94467  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Channel Islands, San Clemente Island, Pyramid Cove 8 Comment
  SFV7337  Lupinus hirsutissimus T. Gordon, M. H. Grayum 1975-3-21 853 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  RSA0115849  Lupinus hirsutissimus Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 561 Los Angeles Santa Catalina Island. Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 305 Comment
  RSA413688  Lupinus hirsutissimus Robin S. Collins 1973-3-26 212 Los Angeles Angeles National Forest: San Gabriel Mountains: Trail Canyon. Along pack trail ca. 1/2 - 1 mile into canyon 671 Comment
  UC397196  Lupinus hirsutissimus Crawford and Hiatt 1916-3-29 Los Angeles Santa Monica Mts. Comment
  POM19045  Lupinus hyacinthinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout Valley, San Gabriel Mts 2591 Comment
  UCR252570  Lupinus latifolius R. G. Swinney 2010-6-21 13256 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  LA91485  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1972-4-11 86 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  SEINET3131588  Lupinus longifolius Unknown 1902-7-10 2505 Los Angeles Playa del Rey Comment
  SEINET10871026  Lupinus longifolius August J. Breitung 1953-6-16 Breitung 15614 Los Angeles Glendora mtn rd. Comment
  SBBG66987  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SBBG89132  Lupinus microcarpus var. microcarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  RSA625862  Lupinus succulentus Scott D. White, Pam De Vries 1998-4-19 6271 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  UC1587684  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Puente Hills, pro parte Whittier Hills (se side of ridgetop knoll, head of Oak Canyon); (Puente Hills, pro parte), , head Oak Canyon 368 Comment
  SEINET10936772  Lupinus succulentus Mayer 1974-4-10 Mayer 147 Los Angeles N side of bouquet canyon rd, ca 1/4 mi ne of intersection with vasquez canyon Rd. Comment
  PASA1686  Lupinus truncatus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  SD21277  Lupinus truncatus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina Island; Avalon. Comment
  UCSB72622  Lupinus truncatus Soza, Valerie; Sidibeh, Miriam 2003-3-26 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Caraino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA3187  Lupinus truncatus C. B. Wolf 1932-5-8 2676 Los Angeles Low bluffs bordering Newport Bay, 1/2 mile north Corona Delmar, Orange County, Alt 25ft 8 Comment
  RSA536078  Lupinus truncatus Tim S. Ross 1991-5-21 5420 Los Angeles San Clemente Island, E fork of Box Canyon near its junction with the westerly fork 453 Comment
  CATA3236  Lycium californicum Julie L. King 2017-1-17 47 Los Angeles Santa Catalina Island: North side of West End Rd., north side of Cherry Valley, 0.5 road miles east of road to Cherry Valley 62 Comment
  SD251809  Lycium californicum M. B. Dunkle 1940-3-18 7418 Los Angeles Santa Barbara Island, west end. Comment
  RSA774243  Lycium cooperi R. G. Swinney 2009-5-5 10642 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  SDSU11114  Lycium cooperi D. F. Howe 1947-5-6 1565 Los Angeles Near Vincent, western Mojave Desert. Comment
  SEINET13383963 Image available Lycium cooperi R. G. Swinney 2011-1 14443 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. (Pacifico Mountain 7.5' Q.); 34.480278 -118.0675 1219 Comment
  UCR281659  Lycium cooperi R. G. Swinney 2014-4-18 16143 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  RSA578204  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8188 Los Angeles Santa Catalina Island. 1150m SW from the Catalina Airfield runway, along rocky, shallow draw, ultimately draining to Little Harbor. 277 Comment
  SBBG51688  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -518 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM3038  Lythrum californicum M. Hitchock 1918-7-28 27 Los Angeles Pacoima Canyon. Comment
  RSA0011265  Lythrum californicum Louis Greata 1900-08 s.n. Los Angeles Los Angeles Comment
  SEINET5343079  Lythrum californicum G. B. Grant 1904-1 740 Los Angeles Cienega Comment
  UCSB22798  Madia elegans Wilken, Dieter 1967-7-15 Los Angeles Near summit of Mt. Gleason west of Mill Creek Summit, San Gabriel Mtns. 1981 Comment
  UCR95504  Madia elegans subsp. elegans Steve Boyd, M. Elvin, Victoria Jotikasthira 1996-6-25 8883 Los Angeles San Gabriel Mtns., along summit of Liebre Mtn, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23 1646 Comment
  SD230176  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10021 B Los Angeles Liebre Mountains Region: Summit of Liebre mountain, saddle between Richardson and Bear canyons, along Forect Service Road (7N23), 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  UCR194077  Madia gracilis R. G. Swinney, Dave Larson 1999-5-29 7238 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  POM362173  Madia gracilis B. C. Templeton 1933-5-16 5150 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2165 Comment
  RSA607388  Madia minima L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon 1433 Comment
  RSA702367  Madia sativa Scott D. White, Pam DeVries 2004-6-14 10490 -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
  NY24347  Mahonia nevinii F. A. MacFadden 1932-4-19 10180 Los Angeles Pacoima Wash, San Fernando Valley Comment
  RSA656318  Mahonia nevinii Valerie L. Soza, Steve D. Boyd, Gary D. Wallace 2000-3-28 652 Los Angeles San Gabriel Mountains, south side: Cobal Canyon, Claremont Hills Wilderness Park, W of fire road up Cobal Canyon. Below junction of Burbank and Cobal Canyon fire roads. 518 Comment
  CAS-BOT-BC512880  Maianthemum stellatum Wesley O. Griesel 1961-6-16 s.n. Los Angeles Near Dawson Saddle, San Gabriel Mts. 2286 Comment
  RSA188144  Malacothamnus fasciculatus Robert F. Thorne, P. Everett 1965-6-24 35045 Los Angeles Santa Catalina Island. Road down to Shark Harbor Beach 30 Comment
  SD85201  Malacothamnus fasciculatus E. R. Blakely 1962-10-3 5391 Los Angeles Santa Catalina Island, east side of Blackjack Mountain at start of road to White's landing 410 Comment
  UCD116356  Malacothamnus fasciculatus Marc Meyer 1993-4-25 30 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2.5 mi. N of Tampa offramp of 118 Fwy. 400 Comment
  UCR125770  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25542 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  UC56291  Malacothamnus fasciculatus var. fasciculatus Ernest Braunton Apr 1902 220 Los Angeles Griffith Park Comment
  RSA609143  Malacothamnus fasciculatus var. laxiflorus Louis C. Wheeler 1932-6-18 837 Los Angeles San Dimas Wash 381 Comment
  CAS-BOT-BC206357  Malacothamnus fremontii C. B. Wolf 1931-10-23 1353 Los Angeles Swartout Valley, 1/8 mi. E of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  POM17009  Malacothamnus fremontii P. A. Munz 1923-9-1 7723 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  SFV12562  Malacothamnus fremontii M. H. Grayum, D. L. Koutnik 1977-11-25 892 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA0119359  Malacothamnus marrubioides Pam De Vries 2011-6-16 7771 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 air mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek. 427 Comment
  POM362277  Malacothrix coulteri Anstruther Davidson 3640 Los Angeles Catalina [Island] Comment
  POM362301  Malacothrix glabrata N. C. Cooper 1948-4-21 2688 Los Angeles Littlerock Creek. 762 Comment
  RSA621295  Malacothrix glabrata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  SD231226  Malacothrix glabrata Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 111 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
  UC1563082  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles 0.5 mi e Highway 18 junction with Highway 138 (ne of Pinyon Hills); Mojave Desert Comment
  RSA632948  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, Kent Hughes 1999-6-17 550 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA658404  Malacothrix saxatilis var. tenuifolia R. Aguayo 1992-5-22 8 Los Angeles 13.5 miles north of Interstate 210 in Azusa on State Hwy. 39 to gated road along West Fork. San Gabriel River 1.1 miles west of gate, roadside. 883 Comment
  POM362367  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-24 4231 Los Angeles Los Padres National Forest. 457 Comment
  RSA0062689  Malosma laurina R. G. Swinney 2010-8-16 13559 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA650020  Malosma laurina Claude T. Powers 1949-1-2 s.n. Los Angeles In vacant lot behind 5030 Angeles Crest, La Canada 512 Comment
  RSA650022B  Malosma laurina A. E. Hersh 1950-7-9 s.n. Los Angeles roadside [Topanga] Canyon, about 2 miles from west end. 91 Comment
  CAS-BOT-BC167850  Malosma laurina S. Y. Parnay Mar. s.n. Los Angeles Unspecified Comment
  POM13564  Malva nicaeensis P. A. Munz 1922-5-10 5600 Los Angeles Claremont. 366 Comment
  RSA611923  Malva parviflora Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UC284780  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island Comment
  OBI69363  Marah macrocarpa John Knapp, Denise Knapp 2002-11-27 13 Los Angeles Santa Catalina Island 46 Comment
  POM296450  Marah macrocarpa Lyman Benson 1945-5-21 11718 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SBBG95934  Marah macrocarpa M. B. Dunkle 1939-11-24 7352 Los Angeles San Clemente Island Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  RSA498131  Marah macrocarpa Edwin Kline 1925-2-15 s.n. Los Angeles Mulholland Estate, Santa Monica Mountains. 549 Comment
  UCSB9124  Marah macrocarpa Wedberg, H. 1957-3-3 Los Angeles Pt. Dume Comment
  RSA649615  Marah macrocarpa var. macrocarpa Lori Ackerman, Gerald Braden 1988-4-22 12 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA724459  Marrubium vulgare K. Dobry 1991-6-13 d- 727 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCD125009  Marrubium vulgare Gordon Pilone 1961-3-22 168 Los Angeles south of the Santa Anna Botanic Gardens in Claremont, San Gabriel Mountain Range. Comment
  UCR124744  Medicago polymorpha B. C. Templeton, I. W. Clokey 1930-4-2 4408 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA669629  Medicago polymorpha LeRoy Gross 2002-4-13 527 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UCSB3418  Medicago polymorpha Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  RSA747287  Melaleuca citrina A. C. Sanders, T. B. Salvato 2009-5-19 36840 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. Comment
  CHSC95426  Melia azedarach LeRoy Gross 2002-3-31 502 Los Angeles Los Angeles Basin region: Big Tujunga Was, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of wash. 366 Comment
  CAS-BOT-BC281496  Melica imperfecta H. E. Hasse 1891-4-1 s.n. Los Angeles Near Santa Monica Comment
  POM137986  Melica imperfecta R. F. Thorne, P. Everett 1965-6-23 34997 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA0097171  Melica imperfecta R. G. Swinney 2011-6-1 14972 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA592485  Melica imperfecta Mark Hoefs, Doug Propst 1973-3-14 97 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SEINET263605 Image available Melica imperfecta R. L. Lingenfelter 1954-5-17 859 Los Angeles Side canyon off Soledad Canyon near mouth of Agua Dulce Canyon Comment
  UCR51868  Melica stricta Steve Boyd, Laura Kopase 1987-6-8 2072 Los Angeles San Gabriel Mtns., 5 mi. WNW of Wrightwood in Cedar Canyon, near junction with Mescal Creek 1524 Comment
  LA200495  Melilotus indicus Norman A. Cole; May 1964 323 b Los Angeles 518 Comment
  RSA409917  Mentha spicata Anstruther Davidson 1923-9-1 s.n. Los Angeles Near lake Comment
  UCR261764  Mentha suaveolens R. G. Swinney 2010-9-13 13828 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  SFV6136  Mentzelia affinis M. H. Grayum, D. R. Perry 1974-4-3 7442 Los Angeles Palos Verdes Peninsula Palos Verdes Peninsula. Coastal bluff at Flat Rock Point. 15 Comment
  RSA69706  Mentzelia congesta F. W. Peirson 1919-6-14 472 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  UCR191735  Mentzelia dispersa A. C. Sanders 2008-4-23 35080 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  RSA230033  Mentzelia dispersa Robert F. Thorne 1971-6-26 40601 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  CATA1540  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak 1997-6-4 2767 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  JEPS42773  Mentzelia micrantha F. M. Reed 1909-7-2 2818 Los Angeles Pebble Beach Road Catalina Island 15 Comment
  LA91514  Mentzelia micrantha Bruce Douglas Clayton; Greg Shaw 1972-5-11 114 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Half way along trail on S slope of castle 548 Comment
  RSA279067  Mentzelia micrantha Robert F. Thorne, C. W. Tilforth 1971-4-9 41533 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA305703  Mentzelia micrantha Mark Hoefs, D. Propst 1973-5-4 257 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  CHSC3704  Mentzelia veatchiana M. MacArthur 1966-4-28 1 Los Angeles San Franciscito. 304 Comment
  RSA229004  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-30 40833 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
  SEINET3155071  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 miles E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  SBBG31430  Mesembryanthemum crystallinum R. F. Thorne 1966-4-4 35783 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  CAS-BOT-BC435237  Mesembryanthemum crystallinum I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  RSA402609  Mesembryanthemum crystallinum Tom Burch 1940-4-23 4026 -8 Los Angeles Redondo Beach. Comment
  CAS-BOT-BC348452  Micropus californicus var. californicus Geo. B. Grant April 21 s.n. Los Angeles Griffith Park., L.A. Comment
  RSA188051  Microseris heterocarpa R. F. Thorne 1966-4-5 35805 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  RSA0077096  Microseris lindleyi R. G. Swinney 2010-4-15 12227 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA574342  Microseris lindleyi R. G. Swinney 1994-5-7 2826 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
  RSA618782  Microseris lindleyi L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  RSA0118873  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32033 Los Angeles Tehachapi Mtns. Foothills: west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings. 945 Comment
  SEINET3145681  Microsteris gracilis G. B. Grant 784 Los Angeles Pasadena Comment
  RSA469893  Microsteris gracilis subsp. gracilis Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  POM305747  Mimulus aurantiacus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 946 Los Angeles Little Tujunga Canyon, Summit., Angeles National Forest, San Gabriel Mountains. Comment
  RSA442629  Mimulus aurantiacus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -72 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  SEINET10796553  Mimulus aurantiacus George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -18 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  UC1870286  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA442645  Mimulus aurantiacus var. pubescens G. R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  RSA550785  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-23 1077 Los Angeles 1.5 mi NW of Bouquet Canyon Road along road to Green Valley. 915 Comment
  SEINET3159640  Mimulus brevipes G. B. Grant 1901-1 424 Los Angeles From Pasadena, California. Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC56258  Mimulus cardinalis Ernest Braunton July 1902 549 Los Angeles Arroyo Seco Comment
  UC682200  Mimulus cardinalis Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  UCD94028  Mimulus cardinalis Joel Smith; Dena Grossenbacher 2008-8-3 JS 01 Los Angeles Cobal Canyon, Clairmont Wilderness Park about 0.5 miles north of trailhead along trail. 542 Comment
  UCR141150  Mimulus cardinalis June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  UCR217822  Mimulus cardinalis Dan S. Cooper 2010-8-27 810- 93 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  RSA629682  Mimulus floribundus Scott D. White, Dave Bramlet 1998-8-11 7043 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
  RSA729189  Mimulus floribundus R. G. Swinney 1999-5-15 7152 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA747195  Mimulus johnstonii R. G. Swinney 2005-8-11 8440 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  SDSU12002  Mimulus longiflorus David Shaari, Jennifer Swanson 1995-4-11 17 Los Angeles 0.4 mile up dirt road to the Topanga fire look-out station, from Saddle Peak Road. 762 Comment
  RSA447976  Mimulus moschatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5566 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA582789  Mimulus pilosus Tim S. Ross, S. D. Boyd 1993-5-23 7233 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  RSA229166  Mimulus pilosus Robert F. Thorne, C. W. Tilforth 1971-6-30 40828 -B Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  CAS-BOT-BC388663  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  UC284789  Mirabilis laevis var. crassifolia P. A. Munz 1923-4-9 6645 Los Angeles San Clemente Island Comment
  CAS-BOT-BC434813  Mirabilis laevis var. retrorsa Timothy S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1082 Comment
  UC284647  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1421 Los Angeles s slope Baldy 2590 Comment
  LA62776  Monardella exilis Carl Epling; 1937-6-16 sn Los Angeles 2.2 mi. E of Highway on Ave. I, Lancaster Comment
  SEINET892778  Monardella exilis B. Pitzer 1998-1 3699 Los Angeles Western Mojave Desert: W side of 170th Street East, 0.5 mi S of Avenue 'J' (N5), ca. 0.2 mi N of the west entrance to Saddleback Butte State Park. 890 Comment
  UC519710  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  CAS-BOT-BC220434  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles San Antonio Mountains. Head of Evey Canon [Canyon] 1447 Comment
  OBI73115  Morus alba Matt Ritter 2010-4-2 5068 Los Angeles Street tree, Claremont Comment
  CAS-BOT-BC109001  Mucronea californica Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Cajon Pass. Comment
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Nov 5 2018
  SD230266  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
  UCSB40903  Muhlenbergia californica Roos, John 1951-7-30 Los Angeles Big Rock Creek; north of Mt. Baden Powell 1981 Comment
  RSA188394  Muhlenbergia microsperma R. F. Thorne, P. Everett 1965-6-23 34992 a Los Angeles Santa Catalina Island. Near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  RSA403579  Muhlenbergia microsperma Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  UCR210126  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0010799  Myoporum laetum Tim S. Ross, Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; lower Altamira Canyon (first small canyon NW of Portuguese Point). 15 Comment
  SEINET269168 Image available Myoporum laetum Scott D. White 1995-1 2575 Los Angeles Upslope from Winter Cyn. near Pepperdine Univ. north of Pacific Coast Hwy. E of Maliby Cyn. Rd. SW of Maliby Civic C 91 Comment
  SEINET6412905  Myriopteris covillei G. B. Grant, W. Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1524 Comment
  SBBG90568  Myriopteris newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Chenetti Cyn Comment
  RSA565754  Nandina domestica Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; between Gould Mesa Picnic area and Oakwilde Picnic area Comment
  RSA187910  Nassella cernua R. F. Thorne 1966-4-29 36303 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  CAS-BOT-BC259921  Nassella lepida Louis C. Wheeler 1936-6-8 4125 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mountains 960 Comment
  RSA188181  Nassella lepida R. F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA484109  Nassella lepida F. R. Fosberg 1931-4-14 694 Los Angeles Eagles Nest. Middle Ranch Canyon. Santa Catalina Island. 180 Comment
  POM158253  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  UCR238102  Navarretia atractyloides Mark A. Elvin 2003-6-30 2960 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  POM129401  Navarretia atractyloides R. L. Pendleton 1909-7-3 1392 Los Angeles Chicken John's Ranch, Santa Catalina Island. 23 Comment
  POM9194  Navarretia atractyloides M. L. Kindall 1920-6-1 s.n. Los Angeles Claremont. 365 Comment
  CATA2996  Navarretia hamata subsp. leptantha Peter J. Dixon 2015-3-3 029 Los Angeles Santa Catalina Island: Shark Harbor 400 m East of the beach. 45 Comment
  UCR239614  Navarretia ojaiensis Dan S. Cooper 2012-6-14 612- 41 Los Angeles Western Transverse Range; Santa Monica Mountains, Newton Canyon Rd. near Latigo Canyon Rd. intersection 521 Comment
  SD87808  Nemacladus longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 640 Comment
  RSA600062  Nemacladus sigmoideus Steve Boyd, Lauren Raz 1997-5-20 9817 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  SEINET7063082  Nemacladus sigmoideus A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains west of turn off to Littlerock. UTM Zone 11, 400864mE, 3822439mN. (WGS84/NAD83). 883 Comment
  JEPS1497  Nemophila menziesii John Thomas Howell 1928-2-9 3329 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  RSA660848  Nemophila menziesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 13 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SDSU6137  Nemophila menziesii J. Godsil 1952-4-1 151 Los Angeles Azusa Canyon. Angeles Natl. Forest near Coldstream Guard Station. 1036 Comment
  UCR182260  Nemophila menziesii R. G. Swinney 1998-4-14 6025 Los Angeles San Gabriel Mtns./Southern Mojave Desert, 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m east of 237th St. East 1512 Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 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
  POM3611  Nemophila menziesii var. integrifolia O. W. Robinson 1916-3-10 s.n. Los Angeles East of Greek Theater. Claremont. Comment
  UCR128013  Nemophila menziesii var. menziesii Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  RSA0091743  Nemophila pedunculata R. G. Swinney 2011-5-26 14847 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCR118783  Nicolletia occidentalis B. G. Pitzer 1998-5-12 3691 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UCR204829  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CHSC85565  Nicotiana glauca John Dittes 2003-12-24 857 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts., on ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  LA45878  Nicotiana glauca Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA658475  Nicotiana glauca Erinn Wilson 1996-4-26 5 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA0060154  Nicotiana quadrivalvis Philip A. Munz 1923-6-9 6929 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  SEINET10851870  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3957 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA125209  Oenothera californica subsp. californica P. A. Munz 1957-5-15 22578 Los Angeles 14 mi. E of Lancaster. Comment
  POM355614  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-4-19 3610 Los Angeles Mojave Desert, Lancaster. 762 Comment
  UC1007150  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13996 Los Angeles Claremont Comment
  POM126857  Oenothera rosea F. M. Reed 1905-10-2 267 Los Angeles Chicago Ave, Riverside. Comment
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May 22 2009
  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
  RSA0127623  Opuntia basilaris var. brachyclada Richard G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on side of Big Pines Hwy at 2nd horseshoe curve, 0.7 miles ENE of Big Rock Creek Rd. 1244 Comment
  RSA799969  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7818 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1090 Comment
  POM317747  Opuntia ficus-indica David Walkington 1963-6-25 194 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  RSA0036215  Opuntia oricola Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA604538  Opuntia vaseyi L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon, Bluebird Truck Trail. 464 Comment
  RSA228953  Oreonana vestita R. F. Thorne 1971-8-25 41283 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  CATA1194  Orobanche bulbosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2207 Los Angeles Santa Catalina Island: Upper White's Landing Road. 426 Comment
  RSA0070995  Orobanche californica subsp. feudgei Louis Cutter Wheeler 1946-5-12 6203 Los Angeles San Gabriel Mountains. Chilao Guard Station, Chilao Flat. Comment
  RSA601332  Orobanche fasciculata Steve Boyd, Lauren Raz 1997-6-17 9962 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA0076270  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1950 Comment
  RSA591067  Orthocarpus purpurascens var. purpurascens J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10915 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA601031  Osmorhiza berteroi L. C. Wheeler 1966-9-21 8919 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  POM2735  Oxalis albicans subsp. californica D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  SD52173  Oxalis corniculata H. E. House 1892-1 1464 Los Angeles Santa Monica Comment
  RSA656419  Oxalis pes-caprae Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 673 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  RSA450807  Oxalis rubra A. C. Sanders 1987-12-4 7443 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  UCR150877  Oxytheca caryophylloides L. C. Wheeler 1967-9-3 10621 Los Angeles Transverse Ranges; San Gabriel Mountains, 0.2 mile northeast of Bench Mark 'Twin ' at summit of Waterman Mountain 2363 Comment
  UCR206273  Oxytheca parishii R. G. Swinney 2008-6-10 8990 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA732923  Oxytheca parishii var. parishii R. G. Swinney 1999-8-16 7636 Los Angeles San Gabriel Mtns.:Grandview Canyon, c. 100 m north of Big Pines Highway at All Nations Camp. 1695 Comment
  SEINET3245985  Oxytheca trilobata R. G. Swinney 2009-1 10878 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300m downstream. 483 Comment
  UCR191701  Oxytheca trilobata A. C. Sanders 2008-4-23 35088 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA0053890  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA599779  Paeonia californica Steve Boyd, Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA716930  Paeonia californica LeRoy Gross, Naomi Fraga 2006-1-20 2443 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower, near the Cerro Negro Trail. Near 527 Comment
  RSA630362  Paeonia californica Louis C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near La Paloma Flat. 564 Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  SFV7342  Parietaria hespera T. Gordon, M. H. Grayum 1975-3-21 858 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  RSA599846  Parietaria hespera var. hespera Steve D. Boyd, Lauren Raz 1997-5-6 9762 B Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA615306  Parietaria hespera var. hespera Valerie L. Soza 1998-5-3 104 Los Angeles Claremont, Bernard field Station (bfs) Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard, west of main road, S of Fake lake. 412 Comment
  CLARK-A1528-4790  Paspalum dilatatum John C. Roos 1947-5-11 3605 Los Angeles Los Angeles Comment
  LA8367  Paspalum distichum J. A. Ewan; 1932-6-28 7514 Los Angeles 99 Comment
  CDA36204  Passiflora caerulea A. C. Sanders, T. B. Salvato 2009-5-21 36900 Los Angeles San Gabriel Valley Whittier Narrows; Between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. Comment
  UCR192057  Pectocarya linearis A. C. Sanders 2008-4-11 34860 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UC557793  Pectocarya linearis subsp. ferocula Nell Murbarger March, 1936 100 Los Angeles San Clemente Island Comment
  SBBG6312  Pectocarya penicillata H. and M. Dearing 1935-4-13 1589 Los Angeles Bouquet Cyn Comment
  UCR149811  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  RSA184063  Pectocarya recurvata I. L. Wiggins 1966-4-24 20620 Los Angeles E side of 145St E between Palmdale Blvd and Ave , N of Pearblossom, Mojave Desert. Comment
  RSA518005  Pectocarya setosa Steve Boyd 1986-3-31 1534 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC1595477  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles 1 mi se Black Butte (middle of the three buttes); SW Mojave Desert, Three Sisters 981 Comment
  LA51894  Pedicularis densiflora W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA495623  Pedicularis semibarbata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort; W of Wrightwood. North slopes of San Gabriel Mountains. 2018 Comment
  CATA2237  Pelargonium X hortorum Sara L. Crockett 1996-10-28 17 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  CAS-BOT-BC67723  Pellaea andromedifolia Alice Eastwood 1919-5-29 8967 Los Angeles San Gabriel Canyon Comment
  RSA686743  Pellaea andromedifolia F. H. Elmore 1939-2-18 413 Los Angeles San Clemente Island. Comment
  UCR219904  Pellaea mucronata R. G. Swinney 2009-4-17 10383 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  RSA747329  Pellaea mucronata subsp. mucronata R. G. Swinney 2005-8-11 8438 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SD153121  Pellaea mucronata subsp. mucronata Steven A. Junak 1997-4-22 855 Los Angeles San Clemente Island; west side of island, just below rim on north side of Waynuk Canyon, just upstream from large drop-off, across canyon from old fenceline. 365 Comment
  UC42620  Pellaea mucronata var. mucronata W. H. Brewer 1860-12-18 55 Los Angeles Santa Monica Range Comment
  UC450859  Pellaea mucronata var. mucronata Fay A. MacFadden 1931-3-1 52 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR280773  Pennisetum setaceum R. G. Swinney 2014-5-27 16647 A Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA0086830  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCR146695  Penstemon grinnellii Scott D. White 2004-8-20 10738 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA0097780  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-8 15494 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  JEPS23214  Penstemon grinnellii var. grinnellii Rimo Bacigalupi with Reino Alava 1958-7-20 6427 Los Angeles along Angeles Crest Highway (State Highway 2) (along nw shoulder of Mt. Islip watershed of South Fork of Big Rock Creek); San Gabriel Mountains, Angeles National Forest 2164 Comment
  RSA549810  Penstemon grinnellii var. scrophularioides Wandalee Thompson 1964-6-16 50 Los Angeles Pine Canyon Rd, south side of N-2, 10 miles west of Elizabeth Lake, foot of Liebre Mountain 1128 Comment
  LA51902  Penstemon heterophyllus var. australis A. M. Johnson; 1932-5-30 4085 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  LA82046  Penstemon heterophyllus var. australis O. H. Kappler; 1940-5-19 24 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC61539  Penstemon heterophyllus var. australis Ernest Braunton June 1903 893 Los Angeles Glendale to Burbank; Glendale to Burbank Comment
  RSA579441  Penstemon labrosus Tim S. Ross, D. L. Banks 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA774604  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC1409013  Penstemon rostriflorus Robert F. Thorne and J. Dourley 1967-10-10 37368 Los Angeles 1.5 mi e Dawson Saddle (Angeles National Forest); San Gabriel Mts., Angeles National Forest 2346 Comment
  RSA401799  Penstemon spectabilis H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  SEINET13383122 Image available Penstemon spectabilis R. G. Swinney 2010-1 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA79860  Penstemon spectabilis subsp. subviscosus F. W. Peirson 1920-4-28 206 Los Angeles San Anita Wash, south base of San Gabriel Mountains. 213 Comment
  LA88592  Pentachaeta lyonii O. H. Kappler; 1944-6-11 677 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA687374  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  RSA687395  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1932-1-31 2865 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA733758  Pentagramma triangularis subsp. triangularis R. G. Swinney 2000-5-21 7779 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  SBBG31203  Pentagramma triangularis subsp. triangularis R. F. Thorne 1966-6-2 36530 Los Angeles Hay Press area [Haypress] 426 Comment
  UCSB8289  Pentagramma triangularis subsp. triangularis Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  UCR65560  Perityle emoryi Aaron Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 7 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA0021425  Perityle emoryi C. Epling 1931-5-12 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mtns. Comment
  RSA344531  Perityle emoryi F. C. Boutin 1967-4-23 1621 Los Angeles San Clemente Island: NE of runway of main airstrip, N end of island Comment
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  RSA788638  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-24 4848 Los Angeles Whittier Narrows Recreation Area: East shoreline of the middle Legg Lake, 32 6m W of Santa Anita Ave., and 570m S 60 freeway. 64 Comment
  RSA729211  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles Dawson Peak Ridge Trail c. 0.9mi. west of saddle between Dawson Pk. and Pine Mtn. Montane coniferous forest with Pinus contorta. 2561 Comment
  UCR271481  Phacelia brachyloba R. G. Swinney 2011-6-14 15145 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  LA81954  Phacelia cicutaria var. hispida O. H. Kappler; 1940-5-12 5 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1181203  Phacelia cicutaria var. hispida P. C. Everett and E. K. Balls 1959-6-2 23824 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  UCR138534  Phacelia cicutaria var. hispida L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  CHSC95500  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  SFV11581  Phacelia curvipes M. L. Vincent 1964-6-24 588 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 0.5 miles from New Highway (Angeles Crest) at Grassy Hollow camping area. 2250 Comment
  POM145306  Phacelia curvipes J. B. Feudge 1925-5-25 1217 Los Angeles Big Pines 2088 Comment
  RSA0034297  Phacelia davidsonii Orlando Mistretta 1990-6-20 s.n. Los Angeles Vicinity of Mt. Gleason 1896 Comment
  RSA771567  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CHSC8104  Phacelia distans Edward L. Smith 1958-4-5 414 Los Angeles Located in Cobal Canyon. San Gabriel Mountain range. 304 Comment
  RSA426228  Phacelia distans T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills. Comment
  SD237469  Phacelia distans R. G. Swinney 2009-5-28 10950 Los Angeles Transverse Range: San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mtn. 7.5'Q) 1584 Comment
  SEINET3245641  Phacelia distans R. G. Swinney 2008-1 8742 Los Angeles San Gabriel Mtns: Big Rock Creek at Paradise Springs, on campground property (Valyermo 7.5') 1469 Comment
  RSA17986  Phacelia egena P. A. Munz 1923-5-26 6875 Los Angeles San Gabriel Mountains, Rock Creek. 1296 Comment
  UC1228866  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Northwest Harbor San Clemente Island (w end) Comment
  RSA426159  Phacelia fremontii Roy R. Snelling 1977-3-19 27 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  UC672356  Phacelia fremontii Herbert L. Mason 1926-4-26 2984 Los Angeles along road from Vincent to Palmdale Comment
  UCR124611  Phacelia grandiflora I. W. Clokey, B. C. Templeton 1929-1 4450 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC56893  Phacelia hubbyi W. A. Setchell 1901-3-13 Los Angeles Elysian Park Los Angeles Comment
  UCR223737  Phacelia imbricata R. G. Swinney 2009-5-28 10913 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA561824  Phacelia imbricata subsp. imbricata Steve Boyd 1993-6-3 8179 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  UCR271222  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-6-1 14964 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  POM156296  Phacelia imbricata subsp. patula L. R. Abrams 1902-6-29 2591 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  UC192180  Phacelia longipes S. B. and W. F. Parish June 1887 1979 Los Angeles Rock Creek Comment
  RSA139587  Phacelia lyonii Reid V. Moran 1958-9-15 6826 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  SBBG13693  Phacelia lyonii P. H. Raven 1962-5-23 17854 Los Angeles E side of Avalon Bay Comment
  RSA172243  Phacelia minor Robert F. Thorne, J. Henrickson 1963-5-5 32314 Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA0089523  Phacelia mohavensis R. G. Swinney 2011-8-17 15627 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA0088568  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA660335  Phacelia ramosissima var. latifolia David Finch 1984-4-30 20 Los Angeles Upland, Benson Ave., .2 miles north of Basline Road. Comment
  RSA74162  Phacelia tanacetifolia F. W. Peirson 1920-3-28 2101 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  UCR277190  Phacelia tanacetifolia R. G. Swinney 2011-4-19 14420 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
  SEINET12280406  Phacelia tanacetifolia J. F. Bright 1934-1 9256 Los Angeles Santa Monica Coast Range Comment
  UCR127182  Phacelia viscida A. C. Sanders 2003-6-20 26997 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  CATA795  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1363 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  SEINET10660260  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  CAS-BOT-BC250599  Phalaris minor L. A. Greata 1901-4-1 s.n. Los Angeles The Palms Comment
  POM356922  Phalaris minor Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  SD30639  Phalaris minor Edith A. Purer 1931-4-28 2026 Los Angeles Roadside along Ballona Road Near El Segundo Comment
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Jul 9 2014
  UC1605464  Phalaris minor Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5136 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  POM356900  Phalaris minor F. R. Fosberg 1930-6-26 S 3005 Los Angeles Culver Garden. Comment
  UCR127052  Phlox gracilis M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  SD241089  Pholisma arenarium Jeremiah George 2011-7-12 Los Angeles South Coast: Palos Verdes Estates, just off Palos Verdes Drive North (Redondo Beach 7.5'Q) Comment
  UC124544  Pholisma arenarium C. G. Pringle 1882-7-4 Los Angeles Lancaster Comment
  RSA527794  Pholistoma auritum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4359 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA592519  Pholistoma auritum Mark Hoefs, D. Propst 1973-3-14 80 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  RSA459254  Pholistoma auritum N. C. Cooper 1945-5-1 2239 Los Angeles Tapia Park region 762 Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA730070  Pholistoma auritum var. auritum R. G. Swinney, D. W. Larson 1999-5-15 7139 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest. 549 Comment
  UCR188889  Pholistoma auritum var. auritum R. G. Swinney 1990-5-3 1583 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1.2 miles NE of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  SD215687  Phoradendron juniperinum Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3370 Los Angeles Big Rock Creek Canyon: along stream and immediately adjacent flats and slopes; ca 130 miles north to 250 miles north-northwest of Icy Springs; Valyermo 7.5' USGS topo sheet 1712 Comment
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Jul 21 2014
  RSA585446  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  POM354332  Phoradendron villosum Louis C. Wheeler 1932-4-9 581 Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  UC1871046  Phoradendron villosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3917 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  RSA188352  Phyllospadix scouleri Robert F. Thorne 1966-5-31 36443 Los Angeles Santa Catalina Island, washed up in wrack on beach but growing abundantly on S side of Little Harbor in shallow water, Comment
  SD20350  Phyllospadix torreyi C. Epling July 1933 Los Angeles Palos Verdes Comment
  UCR142892  Physalis lancifolia L. C. Wheeler 1932-7-19 965 Los Angeles San Gabriel Valley, 2 miles north of Claremont 412 Comment
  UC104081  Physalis philadelphica Rev. J. C. Nevin Los Angeles Los Angeles Comment
  RSA412026  Pickeringia montana Thrask 1911-01 s.n. Los Angeles Near Los Angeles Comment
  SEINET10530510  Pinus canariensis David B. Dunn 1939-10-18 Dunn UMO 46537 Los Angeles Cultivated tree commonly planted in southern California, tree with a stem injury or something which caused many sprouts from the base which all had juvinile foliage. Coll. along Sunset Blvd. near Beverly Hills Hotel. 213 Comment
  UCR277100  Pinus contorta subsp. murrayana R. G. Swinney 2010-9-23 13888 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UCR189960  Pinus contorta var. murrayana R. G. Swinney 1998-8-27 6824 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  SFV18302  Pinus jeffreyi J. N. Hogue 2002-7-21 179 1 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  UCR256247  Pinus jeffreyi R. G. Swinney 2010-9-21 13847 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA0078386  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA384422  Pinus muricata B. C. Templeton 1936-10-1 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UCR274959  Pinus sabiniana Michael Honer 2006-4-14 2188 Los Angeles Tehachapi Mountains area, 1/4 mile north of Hwy 138, 1/4 mile west of cement plant rd. 1006 Comment
  RSA382801  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach, Santa Catalina Island 20 Comment
  RSA535327  Piptatherum miliaceum Timothy S. Ross 1991-5-20 5358 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  UC122380  Piptatherum miliaceum A. J. McClatchie Aug. 1896 Los Angeles Los Angeles Comment
  UCR126903  Pityrogramma triangularis A. C. Sanders 2003-4-29 26161 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CAS-BOT-BC71778  Pityrogramma triangularis var. viscosa Grant 1900-3-29 2381 Los Angeles Avalon, Santa Catalina I. Comment
  UCR192187  Plagiobothrys acanthocarpus A. C. Sanders 2008-4-10 34797 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA527627  Plagiobothrys canescens Steve Boyd 1990-4-8 4410 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA80191  Plagiobothrys canescens F. W. Peirson 1918-4-28 2735 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  UCR216684  Plagiobothrys collinus Dan S. Cooper 2010-5-13 510- 44 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., northern base of Burbank Peak, Griffith Park 322 Comment
  SBBG98682  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5176 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  UCR177278  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  SBBG131571  Plantago erecta S. A. Junak 2000-4-15 SCa 1193 Los Angeles Avalon Cyn, near E Summit Rd, 0.4 mi inland from gate at Wrigley Memorial, just S of lone water tank 195 Comment
  SBBG98666  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5208 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UC28014  Plantago major J. H. Barber 1897-4 306 Los Angeles Santa Monica Canyon Comment
  UCR202727  Platanthera dilatata var. leucostachys R. G. Swinney, Cody Clarke 2001-8-22 8077 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SEINET3892861  Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mtns.: Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi south of Camp Lupine (Mount San Antonio 7.5' Q.:).; 0 2195 Comment
  UCR189855  Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA545255  Platanus racemosa D. Propst, Mark Hoefs 1973-3-3 50 Los Angeles Santa Catalina Island: Cottonwood Canyon. 183 Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  POM6277  Platystemon californicus Caroline S. Weinland s.n. Los Angeles Indian Hill. Claremont. 366 Comment
  RSA9661  Poa secunda L. C. Wheeler 1932-3-26 538 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  CHSC95918  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 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. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA709680  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 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
  JEPS51379  Polycarpon tetraphyllum Frank W. Peirson 1931-5-25 9376 Los Angeles Altadena; 1077 New York Avenue. Comment
  UCR205679  Polycarpon tetraphyllum A. C. Sanders, T. B. Salvato 2009-5-18 36810 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  HSC87802  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Pasadena, McCaskill Gardens, 25 South Michillinda Avenue. Comment
  POM293179  Polycarpon tetraphyllum Lyman Benson 1946-6-20 12103 Los Angeles Claremont, Drainage Slope Pacific Slope Comment
  RSA460041  Polygala cornuta var. fishiae Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
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May 8 2014
  RSA0077388  Polygonum arenastrum Orlando Mistretta 1992-7-13 671 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA608023  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  UCR210493  Polygonum hydropiperoides R. G. Swinney 2008-11-30 9862 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  CATA496  Polypodium californicum Sara L. Crockett 1997-4-1 638 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  LA4266  Polypodium californicum A. M. Johnson; 1934-3-16 4346 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA689873  Polypodium californicum Martha Hilend 1928-2-9 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCSB62466  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  POM12481  Polypodium californicum M. L. Kendall 1921-3-19 62 Los Angeles Puddingstone Canyon, San Dimas Comment
  RSA689884  Polypodium californicum Alva Watry 1930-5-23 s.n. Los Angeles Arroyo Seco Canyon Comment
  UC399448  Polypodium californicum C. F. Millspaugh 1920-1-2 4521 Los Angeles rd. to Pebble Beach; Santa Catalina Isl. Comment
  UCSB62313  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, N Fork Mill Creek, ca. 4mi upstream from Angeles Forest Hwy. 1219 Comment
  RSA600147  Polypogon interruptus Steve Boyd, Lauren Raz 1997-5-6 9738 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG31197  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-23 34966 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  CATA1701  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3018 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  SEINET3282794 Image available Polypogon monspeliensis R. G. Swinney 2008-7-12 9168 Los Angeles San Gabriel Mtns.; San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon. 573 Comment
  UCR148054  Polypogon monspeliensis Steve Boyd, Amber Maurice 2004-5-18 11337 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
  UCR261758  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  UCR273221  Polypogon semiverticillatus R. G. Swinney 2011-10-18 15820 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA191376  Polypogon viridis R. F. Thorne, M. Z. Thorne 1967-7-19 37138 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  UCD91464  Polypogon viridis P. B. Kennedy 1917-6-1 s.n. Los Angeles Highway Ventura to Los Angeles. Comment
  LA94791  Polypogon viridis O. A. Plunkett; 1925-11-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CAS-BOT-BC72282  Polystichum imbricans subsp. curtum Timothy S. Ross; Steve Boyd 1990-5-31 2731 Los Angeles Ride descending northward from Mt Gleason, between the upper ridges of Moody Canyon and Arrastre Canyon 1847 Comment
  UCR217311  Populus balsamifera subsp. trichocarpa R. G. Swinney 2009-2-20 10020 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  POM360755  Populus fremontii Robert Gustafson 1981-3-10 2107 Los Angeles Ballona Wetlands, Area 1. Comment
  CATA2057  Populus trichocarpa Steven A. Junak, Keri Kirkland 1998-7-17 771 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach 36 Comment
  RSA708107  Populus trichocarpa Gary D. Wallace, B. Gustafson, F. Nishida 1985-4-24 2197 Los Angeles San Gabriel Mountains, 1.2 mi. E of Sawpit Dam on dirt road. 549 Comment
  RSA383478  Potamogeton illinoensis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5486 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  CAS-BOT-BC453949  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 304 Comment
  RSA763505  Potentilla glandulosa subsp. reflexa Orlando Mistretta, Christine Mistretta 2008-5-6 2666 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
  UCR124478  Potentilla gracilis var. fastigiata B. C. Templeton 1932-7-20 5006 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SEINET10629183  Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2596 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC157931  Prunus emarginata Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10103 Los Angeles Head of Little Rock Creek, 1 mi. s. of Buckhorn, San Gabriel Mts. 2042 Comment
  UCD113456  Prunus fasciculata Daryl Koutnik; Bruce Holguin 1978-4-1 224 Los Angeles Northwest of Palmdale on Elizabeth Lake Road. 914 Comment
  RSA550703  Prunus munsoniana Tim S. Ross, Annette Ross 1991-7-29 5703 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 274 Comment
  CAS-BOT-BC154778  Prunus virginiana var. demissa Tim Ross 1990-8-17 3180 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  RSA719587  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  SD215651  Prunus virginiana var. demissa Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3368 Los Angeles Big Rock Creek Canyon: ca 120 meters north-northwest of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin); Valyermo 7.5' USGS topo sheet 1730 Comment
  UC55057  Pseudognaphalium beneolens Ernest Braunton 1902-9-1 673 Los Angeles Los Angeles Comment
  UCR259259  Pseudognaphalium luteoalbum R. G. Swinney 2010-9-9 13745 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
  CAS-BOT-BC357038  Pseudognaphalium luteoalbum David B. Weissman 1971-6-15 57 Los Angeles Santa Catalina Island. Mills Landing 6 Comment
  SFV6213  Pseudognaphalium microcephalum R. M. Muran 1974-2-9 11 Los Angeles Santa Monica Mountains Rustic Canyon. 427 Comment
  CAS-BOT-BC80060  Pseudotsuga macrocarpa Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  UCR223557  Pteridium aquilinum R. G. Swinney 2009-6-2 10999 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA94233  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-9 1820 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  CAS-BOT-BC421195  Pterostegia drymarioides Geo. B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC421213  Pterostegia drymarioides Le Roy Abrams 1899-4-1 214 Los Angeles Ballona Harbor Comment
  RSA0080780  Pterostegia drymarioides R. G. Swinney 2010-4-15 12245 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SBBG133397  Pterostegia drymarioides S. McDonough, J. Lambert 2008-3-25 Bot 45 -05 Los Angeles E slope of Jack Nots Cyn 210 Comment
  SBBG31356  Pterostegia drymarioides R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles Renton Mine area, near head of cyn Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  RSA451422  Purshia tridentata var. glandulosa Robert Gustafson, Gary D. Wallace 1982-4-26 2533 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA679875  Purshia tridentata var. glandulosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 857 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA86647  Purshia tridentata var. glandulosa F. W. Peirson 1926-4-27 6668 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  UC883752  Pycnanthemum californicum P. A. Munz 1922-7-17 6069 Los Angeles San Antonio Cayon San Gabriel Mts., San Antonio Canyon (hillside below Camp Baldy) 1280 Comment
  CAS-BOT-BC45793  Quercus George B. Grant; Walter Wheeler 1904-4-21 6138 Los Angeles Santa Catalina Island Pacific Ocean of Southern California, at Eagle nest Comment
  UCSB27895  Quercus X grandidentata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 975 Comment
  UCSB61876  Quercus X grandidentata Ewan, Joseph 1934-12-27 Los Angeles Sawpit Cyn. Monrovia Comment
  CATA1782  Quercus X macdonaldii Benjamin E. Carter, John R. Clark 2012-8-9 6960 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, just below Valley of the Moons 333 Comment
  SBBG32150  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -220 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  POM273499D  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA476594  Quercus berberidifolia Bonnie C. Templeton 1931-4-29 s.n. Los Angeles Mulholland Drive Comment
  RSA653365  Quercus berberidifolia LeRoy Gross 2000-10-28 303 a Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  UC450850  Quercus berberidifolia Fay A. McFadden 1931-7-8 3078 Los Angeles Tuna Canyon Verdugo Hills Comment
  LA46471  Quercus chrysolepis A. H. Lange; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  CAS-BOT-BC86231  Quercus dumosa Le Roy Abrams 1901-4-7 1420 Los Angeles Verdugo Hills Comment
  SEINET5792299 Image available Quercus dumosa Marcus E. Jones 1882-1 3034 Los Angeles Pasadena, California Comment
  RSA584052  Quercus durata var. gabrielensis Tim S. Ross 1991-4-25 4571 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA702173  Quercus durata var. gabrielensis Michael Honer 2004-6-22 2021 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA87166  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 1710 Los Angeles Eaton Canyon. 686 Comment
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Dec 19 2014
  SFV22025  Quercus durata var. gabrielensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 988 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UCR178216  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 327 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCR213772  Quercus durata var. gabrielensis Scott D. White, Justin M. Wood 2009-5-6 12683 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  UCR271200  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  POM285663  Quercus engelmannii Lyman Benson 1951-10-15 14804 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UCD46045  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles Clay knoll. Thompson Wash 3 miles NE La Verne. 403 Comment
  UCSB27874  Quercus engelmannii Gill, Robert 1959-3-12 Los Angeles 1400 Rancho Dr., Monrovia 152 Comment
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Oct 30 2014
  SBBG105565  Quercus garryana var. breweri T. Ross, S. Boyd 1994-9-21 8307 Los Angeles upper W end of the mtn, along Forest Service Rd, SW of Sandberg Triangulation Pt 1575 Comment
  POM273376  Quercus john-tuckeri Lyman Benson 1947-10-9 12837 A Los Angeles (Cajon) West side of the canyon, San Gabriel Mt. 915 Comment
  RSA476815  Quercus kelloggii T. S. Clare 1936-5-25 s.n. Los Angeles Deep Creek near Landcaster [Lancaster]. Comment
  UC848097  Quercus lobata Carl B. Wolf 1932-10-19 Los Angeles 0.25 mi s Santa Clara River (Ridge Route Road) 365 Comment
  UCR18945  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Transverse Range, Placerita Canyon [in Santa Clarita] Comment
  SBBG27694  Quercus pacifica R. Moran 1941-3-14 707 Los Angeles Middle Ranch 200 Comment
  UCR86532  Quercus tomentella T. S. Ross, Elizabeth A. Kellogg 1992-4-12 6126 A Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  POM284118  Quercus turbinella Lyman Benson 1949-11-17 14298 Los Angeles 1.5 miles south of Lebec Hill East of U.S99, Tehachapi Mt. San Joaquin Valley. 1159 Comment
  CAS-BOT-BC362467  Rafinesquia californica L. R. Abrams 1899-3-1 210 Los Angeles Santa Monica Mts Comment
  UC1293677  Rafinesquia californica P. C. Everett and E. K. Balls 1959-6-2 23829 Los Angeles 1 mi ne entrance Stokes Canyon; Santa Monica Mountains 228 Comment
  LA52189  Ranunculus californicus Mary Reynolds; 1937-4-12 95 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM308886  Ranunculus californicus Kay H. Beach 1943-4-29 649 Los Angeles Johnstone [Peak], below peak, near edge of San Dimas Experimental Forest. U.S. Forestry Department, Angeles Forest, San Gabriel Mountains. Comment
  SEINET11261096  Raphanus sativus K. Dobry 1991-6-13 d 721 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  SFV1507  Raphanus sativus K. A. Wilson 1961-3-12 1010 Los Angeles Santa Monica Mountains Point Dume, roadside at Cliffside Drive and Fernhill Drive. 35 Comment
  RSA613301  Rhamnus californica E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  CAS-BOT-BC55995  Rhamnus ilicifolia Annette M. Carter 1935-9-8 956 Los Angeles Sierra Madre 381 Comment
  LA32121  Rhamnus ilicifolia Henry J. Thompson; 1959-5-24 1996 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA317211  Rhamnus ilicifolia Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Loop trail. 1402 Comment
  RSA582500  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1993-5-23 7272 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA624981  Rhamnus ilicifolia Louis C. Wheeler 1963-6-25 8264 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  UCR140961  Rhamnus ilicifolia June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  CAS-BOT-BC59824  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  RSA390858  Rhamnus pirifolia Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SDSU10370  Rhamnus pirifolia D. F. Howe 1953-5-3 2278 Los Angeles Mouth of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  RSA390151  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1904-06 1085 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UCR73390  Rhus aromatica T. S. Ross 1991-8-14 5749 Los Angeles San Gabriel Mtns, Granite Mountain, southeasterly slope 1887 Comment
  CAS-BOT-BC170470  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  CAS-BOT-BC170474  Rhus integrifolia Reid Moran 1941-2-18 582 Los Angeles Steep canyon side, Middle Ranch Canyon, San Clemente Island Comment
  CATA936  Rhus integrifolia Mark L. Hoefs, Robert Given 1992-4-16 1796 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SD69002  Rhus integrifolia Robert F. Thorne, D. Propst 1968-5-28 37670 Los Angeles Santa Catalina Island, south-facing slope of Salta Verde Ridge 424 Comment
  SFV21026  Rhus integrifolia L. Gross 2002-2-24 486 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  UCD116868  Rhus integrifolia Daryl Koutnik 1978-4-21 410 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  UCR71193  Rhus integrifolia Steve Boyd, T. Ross, et al 1990-4-8 4402 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CLARK-A1528-1415  Rhus laurina John C. Roos 1937-7-19 2419 Los Angeles San Gabriel Mountains Comment
  SEINET12235097  Rhus laurina I. W. Clokey, Templeton, B. 1929-1 4588 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CAS-BOT-BC167942  Rhus ovata Robert F. Thorne 1970-3-5 39375 Los Angeles Santa Catalina Island: Upper Avalon Canyon Comment
  RSA386378  Rhus ovata Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA653853  Rhus ovata Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  SD253354  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from the trailhead in tosn of Sierra Madre (Mt. Wilson 7.5'Q) 548 Comment
  RSA774271  Rhus trilobata R. G. Swinney 2009-6-8 11094 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  JEPS104676  Ribes John L. Morrison 1937-6-17 2541 Los Angeles San Gabriel Mountains. Around the spring about 200 m from Windy Camp. N sid of Mount Islip 2209 Comment
  UCR256256  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  SFV1607  Ribes aureum var. gracillimum K. A. Wilson 1961-3-11 978 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  CAS-BOT-BC93082  Ribes californicum var. hesperium Le Roy Abrams 1902-3-11 3119 Los Angeles Sepulvada Canyon, Santa Monica Mountains. Comment
  UCSB41546  Ribes divaricatum var. parishii Roos, John; Roos, Lucille 1951-3-10 Los Angeles San Gabriel River at Whittier Narrows 60 Comment
  CAS-BOT-BC173093  Ribes indecorum Marcus E. Jones 1926-2-20 s.n. Los Angeles Claremont Comment
  HSC93409  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Sunshine Cyn. Landfill expansion area, directly W of I-5, just S of interchange w/ Hwy 14 457 Comment
  RSA441486  Ribes malvaceum var. viridifolium E. Crow 1929-1-13 146 Los Angeles San Dimas Canyon. Comment
  SEINET13387008 Image available Ribes malvaceum var. viridifolium R. G. Swinney 2011-1 14592 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break (Glendora 7.5' Q.) (T1N R9W S8) 1006 Comment
  JEPS49398  Ribes montigenum Frank W. Peirson 1920-9-12 685 Los Angeles Summit, a few feet down the n slope Baldy; San Gabriel Range, Mt. San Antinio 3048 Comment
  CAS-BOT-BC6181  Ribes nevadaense George Bernard Grant; William Wheeler 1904-5-17 s.n. Los Angeles Mt. Wilson Comment
  RSA229075  Ribes nevadense R. F. Thorne 1969-7-29 38905 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA656943  Ribes nevadense Valerie L. Soza, LeRoy Gross 2000-6-13 997 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  RSA84842  Ribes nevadense F. W. Peirson 1919-5-10 688 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts. 1677 Comment
Read comments
Aug 21 2014
  RSA585542  Ribes roezlii Tim S. Ross 1992-4-21 6234 Los Angeles Fallen leaf spring: draining northward to Cow Canyon. 1335 Comment
  RSA659872  Ribes roezlii Orlando Mistretta 1992-8-20 768 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR192882  Ribes roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA0040542  Ribes roezlii var. roezlii Orlando Mistretta 1990-8-8 s.n. Los Angeles Little Jimmy Spring 2259 Comment
  RSA529200  Ribes roezlii var. roezlii Tim S. Ross, Steve Boyd 1991-7-24 5670 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  UCR124733  Ribes roezlii var. roezlii B. C. Templeton 1932-7-21 5020 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  LA50724  Ribes speciosum W. O. Griesel; March 1936 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC212407  Ribes speciosum P. A. Munz 1919-4-5 2414 Los Angeles Puddingstone Canyon San Dimas Comment
  CATA160  Ricinus communis Mark L. Hoefs, A. Douglas Propst 1973-3-14 121 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  UCSB7420  Ricinus communis Wilson, Richard 1958-5-10 Los Angeles 1 mile N of Foothill Blvd. on Angeles Crest Highway 457 Comment
  UCR199974  Robinia pseudoacacia Valerie Soza, L. Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains, Drainage off Whiting Woods Motorway, aridge north of Henderson Canyon 549 Comment
  SDSU1279  Rorippa nasturtium-aquaticum Gerald Collier 1951-5-5 M 195 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  UCR242707  Rubus armeniacus R. G. Swinney 2009-8-6 11541 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  POM243784  Rubus ursinus F. R. Fosberg 1931-5-2 S 4740 Los Angeles Santa Catalina Island. Below Middle Ranch Dam, Middle Ranch Canyon. Comment
  RSA0010521  Rubus ursinus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6802 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA578643  Rubus ursinus Tim S. Ross 1994-4-28 7567 Los Angeles 'Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  RSA603677  Rubus ursinus Steve D. Boyd 1997-9-17 10043 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. 854 Comment
  SEINET7707021  Rubus ursinus G. B. Grant 1904-1 1136 Los Angeles Pasadena Comment
  CATA2002  Rumex conglomeratus Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 439 Los Angeles Santa Catalina Island: Along N end of Upper Buffalo Springs Reservoir, just NW of Airport 435 Comment
  POM187767  Rumex conglomeratus Thos. Craig 1933-10-9 2017 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA29896  Rumex conglomeratus Louis C. Wheeler 1932-6-14 826 Los Angeles Pomona. 244 Comment
  LA52271  Rumex crispus M. Zaitlin; 1951-4-8 sn Los Angeles 9 Comment
  CAS-BOT-BC433924  Rumex salicifolius L. R. Abrams; I. L. Wiggins 1931-7-6 366 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  LA33887  Rumex salicifolius Peter H. Raven; Henry J. Thompson 1959-6-4 14340 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  RSA0091086  Rumex salicifolius R. G. Swinney 2011-6-29 15357 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  CAS-BOT-BC433920  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA466117  Rumex salicifolius Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  RSA235264  Rumex salicifolius var. denticulatus E. R. Blakley 1963-4-10 5593 Los Angeles Santa Catalina Island. Echo Lake NE of Black Jack Mountain. 366 Comment
  RSA0105202  Rumex salicifolius var. denticulatus D. Bramlet 1999-5-21 2787 Los Angeles Puente Hills. The site is located 488m northwest of the 57/60 freeway and 823m north of Grand Avenue. The site is located 92m southwest of Beaverhead Drive in Diamond Bar. 250 Comment
  JEPS65650  Rupertia physodes F. W. Peirson 1918-5-26 93 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  SBBG13769  Salicornia pacifica E. R. Blakley 1961-9-23 4727 Los Angeles Ballast Pt, Catalina Harbor Comment
  RSA478879  Salicornia virginica F. R. Fosberg 1930-6-23 S 2977 Los Angeles Del Rey. 0 Comment
  SBBG131702  Salix exigua S. A. Junak 1999-9-10 SCa 1097 Los Angeles Middle Ranch Cyn, at old rd crossing 85 Comment
  UCR273910  Salix gooddingii Steven A. Junak 1999-5-20 SCa- 928 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon, at reservoir 134 Comment
  RSA0034662  Salix hindsiana var. leucodendroides F. Raymond Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains. Comment
  LA52064  Salix laevigata Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG27243  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn, 2.5 km W of Ocean Beach Comment
  UC492416  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  POM362721  Salix lasiolepis Robert Gustafson 1981-3-18 2128 a Los Angeles Ballona Wetlands, Area 1. Comment
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  UC506474  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-15 7639 Los Angeles Comment
  SEINET5586220  Salsola australis A. C. Sanders, Dan S. Cooper 2010-1 38572 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  CDA20915  Salsola australis M. O'Brien 2004-9-13 s.n. Los Angeles Southern California Coast; betw. Figueroa St. and Dewap just S of Temple St. in downtown Los Angeles. 0 Comment
  CATA3227  Salsola tragus Schylar Gholson, Margie Pfeffer, Julia Parish 2016-8-1 1 Los Angeles Santa Catalina Island: Junction of Lands End, West End, and Silver Peak roads 198 Comment
  RSA624447  Salsola tragus L. C. Wheeler 1932-9-5 1342 Los Angeles San Antonio Canyon 1066 Comment
  RSA800794  Salsola tragus Jane Tirrell 2012-8-20 LS 0154 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  RSA599104  Saltugilia splendens subsp. grantii V. W. Steinmann, R. Cerros T. 1996-7-7 922 -b Los Angeles 1 km. from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
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Jan 11 2007
  RSA779214  Saltugilia splendens subsp. grantii R. G. Swinney 2009-6-8 11066 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC184326  Saltugilia splendens subsp. splendens A. D. E. Elmer June, 1902 3685 Los Angeles Acton , Acton (Mt. Gleason) Comment
  RSA0021396  Salvia apiana A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
  RSA442855  Salvia apiana William Emboden 1969-5-28 47 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SEINET12872883  Salvia carduacea Unknown 2010-5-12 12763 Los Angeles San Gabriel Mountains Comment
  UCR265955  Salvia carduacea Orlando Mistretta, Christine Mistretta 2005-4-21 2050 Los Angeles Transverse Range; San Gabriel Mountains, alluvial fans below north base of range along Fort Tejon Road 1098 Comment
  CATA3353  Salvia columbariae Amy Catalano 2017-4-21 059 Los Angeles Santa Catalina Island: N side of West End Rd. on S-facing hillside, 80 meters W of parking area at Lion Head 21 Comment
  RSA199695  Salvia columbariae I. W. Clokey, Bonnie C. Templeton 1929-04 4495 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA569936  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4844 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA651672  Salvia columbariae Brian Koch 1981-4-26 9 Los Angeles 1.5 miles west on the west fork of the San Gabriel River service road. Comment
  UC450788  Salvia columbariae Fay A. MacFadden 1931-7-1 76 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA515216  Salvia columbariae Steve Boyd, Orlando Mistretta 1986-3-31 1521 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  LA69672  Salvia dorrii var. pilosa J. A. Ewan; Nesta Dunn 1936-8-5 9966 Los Angeles San Gabriel Mountains, Mescal Creek 1447 Comment
  CAS-BOT-BC233653  Salvia leucophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  UC1124755  Salvia leucophylla A. Lewis 1933-5-1 194 Los Angeles Honby; San Fernando Quad. 457 Comment
  RSA580985  Salvia mellifera Catherine A. Mish 1995-3-4 10 Los Angeles Santa Susana Mtns, Eddleston Park 400 Comment
  SBBG53970  Salvia mellifera K. R. Montgomery, T. W. Strid 1973-5-13 73 -9 Los Angeles N facing slope at Dillon Divide; site of LASCA Cistus field plot Comment
  SD69536  Salvia mellifera Robert Thorne, P. Everett 1965-5-10 34431 Los Angeles Santa Catalina Island: Cape Canyon; near small stream. 274 Comment
  UC1302313  Salvia mellifera Robert F. Thorne and P. C. Everett 1964-2-6 33436 Los Angeles central part Santa Catalina Island (above airport road) 457 Comment
  UC1922276  Salvia mellifera Valerie Soza, Miriam Sidibeh 2003-3-26 1601 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UCR200013  Salvia mellifera Valerie Soza, Mariam Sidibeh 2003-3-26 1601 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  RSA134847  Salvia spathacea Peter H. Raven, Henry J. Thompson 1960-4-12 15020 Los Angeles Sepulveda Canyon. 244 Comment
  SBBG17052  Salvia spathacea K. A. Wilson 1961-3-10 962 Los Angeles Old Topanga Cyn Rd, ca. 1/4 mi W of Topanga Cyn Rd Comment
  PASA282  Sambucus mexicana Nora Serruirer Los Angeles Altadena Comment
  RSA738056  Sambucus mexicana Jane Snyder 1966-5-10 6 Los Angeles San Rafael Hills 213 Comment
  UC1125333  Sambucus mexicana A. D. Gifford 1935-3-15 464 Los Angeles 2 1/4 mi wsw Red Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA0036167  Sambucus mexicana Bill Duval s.n. Los Angeles Montrose. 60 Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  UC520325  Samolus parviflorus Louis C. Wheeler 1933-7-7 1917 Los Angeles near El Monte (Lexington Wash); Lexington Wash 73 Comment
  SEINET11155647  Sanicula arguta G. B. Grant 1904-1 1174 a Los Angeles Pasadena. Comment
  UC21334  Sanicula bipinnata A. J. McClatchie 1893-3-30 1 Los Angeles near Pasadena Comment
  RSA250684  Sanicula bipinnatifida R. F. Thorne 1971-3-31 41459 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA126693  Sanicula crassicaulis H. J. Thompson 1959-4-9 1941 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage. 274 Comment
  SEINET269288  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3004 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  RSA199201  Satureja douglasii Robert F. Thorne, D. Propst 1968-5-28 37647 Los Angeles Santa Catalina Island, Middle Bulrush Canyon. 244 Comment
  UCR142711  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles Transverse Ranges; San Gabriel Mountains, Lower Moody Canyon 1073 Comment
  POM17612  Saxifraga californica P. A. Munz 1923-3-10 7324 Los Angeles Johnson s Pasture, 3 miles north of Claremont. 488 Comment
  RSA726056  Schedonorus arundinaceus R. G. Swinney 1997-6-25 5637 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  CDA2421  Schismus arabicus J. J. Heuer 1964-2-4 Los Angeles Back of Santa Fe Dam, Irwindale. 0 Comment
  SBBG132309  Schismus arabicus S. A. Junak, B. Collins 1991-4-26 SCI- 241 Los Angeles E side of island along main rd, S of airfield 115 Comment
  RSA0081303  Schismus barbatus R. G. Swinney 2010-3-24 12075 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR220213  Schismus barbatus R. G. Swinney 2009-4-24 10473 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  RSA0115848  Schismus barbatus Steven A. Junak 1999-4-24 SCa- 859 Los Angeles Santa Catalina Island. Plant stop, main road. 445 Comment
  RSA762727  Schoenoplectus acutus var. occidentalis R. G. Swinney 2008-12-4 9940 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA602290  Schoenoplectus acutus var. occidentalis R. G. Swinney 1994-8-1 3142 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin. N side of water margin. 366 Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  CDA39109  Scirpus californicus Bernard Rohrer Jul 1948 s.n. Los Angeles San Pedro. 0 Comment
  JEPS79982  Scirpus microcarpus C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-5-13 4618 Los Angeles Bouquet Canyon Bouquet Canyon (marsh) 450 Comment
  SEINET12287679  Scrophularia californica I. W. Clokey, Templeton, B. 1929-1 4573 Los Angeles Mandeville Canyon, Santa Monica Mts 300 Comment
  LA51840  Scrophularia californica subsp. californica N. M. Gauss; 1961-4-8 6 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, Latigo Canyon Road (from US 101A), 4.4 mi from Pacific Coast Hwy. 365 Comment
  SD252382  Scrophularia villosa Steven A. Junak 1999-4-24 Sca 866 Los Angeles Santa Catalina Island: Below Empire Landing Road, N-facing slope. 415 Comment
  SD90446  Scrophularia villosa Robert F. Thorne, Doug Propst 1973-2-12 42484 Los Angeles Santa Catalina Island, Ironwood Gully, E of Isthmus above Banning House 182 Comment
  UCR280860  Scutellaria mexicana R. G. Swinney 2014-4-23 16151 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SEINET13384123 Image available Scutellaria siphocampyloides R. G. Swinney 2011-1 15298 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); 34.328056 -118.017222 1570 Comment
  UC1043439  Scutellaria siphocampyloides Richard M. Straw 1954-6-16 618 Los Angeles Horse Flats Road, off Angeles Crest Hwy Horse Flats Road; San Gabriel Mountains, Horse Flats Road Comment
  RSA45097  Scutellaria tuberosa Marcus E. Jones s.n. Los Angeles Los Angeles. Comment
  JEPS48028  Sedum spathulifolium Frank W. Peirson 1919-5-14 428 Los Angeles West Fork Eaton Canyon San Gabriel Mountains, West Fork Eaton Canyon 990 Comment
  LA200017  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-26 1787 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  RSA482390  Selaginella bigelovii Richard Noyes 1987-10-17 456 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
  SBBG13137  Selaginella bigelovii P. H. Raven 1962-5-8 17635 Los Angeles W slope of island opposite Wilson Cove 60 Comment
  SBBG20515  Selaginella bigelovii E. R. Blakley 1963-12-7 6321 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  CAS-BOT-BC333124  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  CAS-BOT-BC539375  Senecio flaccidus var. douglasii R. G. Swinney 2009-11-16 11647 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Aliso Canyon, 2.6 mi W of jct with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd 1027 Comment
  POM262782  Senecio flaccidus var. douglasii J. C. Roos 1940-8-31 242 Los Angeles San Gabriel River, near El Monte Comment
  UC535544  Senecio flaccidus var. douglasii Ira W. Clokey, B. Templeton July 1929 4592 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA94714  Senecio flaccidus var. douglasii F. W. Peirson 1919-10-20 247 Los Angeles Along stream bed of Rubio Canyon, northeast Altadena Comment
  CAS-BOT-BC341202  Senecio lyonii Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  RSA526570  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4278 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SDSU495  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile southeast of Eel Point; San Clemente Island. Comment
  POM302243  Senecio mikanioides George B. Grant 1900-1-2 s.n. Los Angeles Garden, Pasadena Comment
  SEINET270805  Senecio mikanioides Richard J. Shaw 1958-1-6 1084 Los Angeles One mile up Little Dalton Canyon by a locked gate. 427 Comment
  UCR256134  Senecio vulgaris R. G. Swinney 2010-4-20 12303 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA473107  Senecio vulgaris L. C. Wheeler 1933-9-26 2124 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  UCD170321  Sidotheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UC1922366  Silene antirrhina Valerie Soza, Bill Hogshead 2003-4-23 1635 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 381 Comment
  RSA0085280  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA477863  Silene gallica Michael A. Vincent 1963-4-25 319 Los Angeles One fourth mile east of Cornell Rd. on Mulhollard Hwy. Growing in a plowed field. Comment
  RSA527752  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4319 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SFV1223  Silene gallica M. L. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Cornell Road. Comment
  UC519734  Silene gallica Joseph Andorfer Ewan 1932-5-10 7467 Los Angeles Verdugo Canyon Colina Drive; Verdugo Canyon at Colina Drive Comment
  UCSB45457  Silene laciniata subsp. laciniata Batson, J. 1979-5-25 Los Angeles 15 miles southwest of junction of Highway 101 and Westlake Boulevard, on Highway 23 609 Comment
  RSA0081630  Silene laciniata subsp. major R. G. Swinney 2010-8-30 13626 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA477917  Silene laciniata subsp. major T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  POM82710  Silene multinervia P. A. Munz 1925-4-23 9462 a Los Angeles San Gabriel Canyon. 488 Comment
  POM424  Silene parishii I. M. Johnston 1917-8-21 1670 Los Angeles Pine Mountain 2346 Comment
  CHSC36044  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, along beach near Long Beach Arena. 3 Comment
  RSA428429  Sisymbrium irio Ida Lou Sayler 1942-4-19 s.n. Los Angeles Vacant lot, San Marino Comment
  UCR224265  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 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
  UCR259128  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA624049  Sisymbrium orientale L. C. Wheeler 1967-5-23 9705 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SFV12451  Sisymbrium orientale M. H. Grayum, D. L. Koutnik 1978-1-28 954 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  LA24031  Sisyrinchium bellum A. M. Johnson; 1932-4-4 3927 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR204417  Sisyrinchium bellum R. G. Swinney 2001-9-15 8177 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  OBI35679  Solanum douglasii Rebecca Cicoria 1982-4-25 51 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  OBI69298  Solanum douglasii John Knapp, Denise Knapp 2003-5-10 49 Los Angeles Catalina Island 472 Comment
  RSA0110753  Solanum douglasii R. G. Swinney 2011-4-26 14484 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA422419  Solanum douglasii Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA422437  Solanum douglasii E. Crow 1928-10-21 3 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  SBBG105475  Solanum douglasii F. H. Elmore -Feb-1929 438 Los Angeles Santa Catalina Island Comment
  UCR259680  Solanum douglasii R. G. Swinney 2010-4-13 12204 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR48855  Solanum douglasii Steve Morgan 1974-4-20 47 Los Angeles W boundary point of Scholl Canyon Park, Glendale 335 Comment
  RSA0020271  Solanum douglasii Jim Reutzel 1994-5-8 135 Los Angeles Hills behind the Cal Poly Pomona university campus. Comment
  CAS-BOT-BC157418  Solanum umbelliferum Y. W. Winblad 1941-6-4 s.n. Los Angeles Antelope Valley. Between Lancaster and Highway 99 Comment
  RSA0092235  Solanum umbelliferum R. G. Swinney 2010-5-25 12953 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR205890  Solanum umbelliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37086 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA517112  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-5-14 2467 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA651338  Solanum umbelliferum Carol Zuck 1981-2-27 65 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  UC26249  Solanum wallacei Blanche Trask Mar. 1890 Los Angeles Santa Catalina Island, Avalon Avalon; Santa Catalina Island, Avalon Comment
  NY820357  Solanum xanti L. Abrams 1908-7-2 597 Los Angeles Rock Creek, San Gabriel Mountains 1524 Comment
  NY820381  Solanum xanti F. A. MacFadden 1931-3-15 s.n. Los Angeles LaTuna Canyon, Verdugo Hills Comment
  NY820491  Solanum xanti L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and [Unclear: Duork] Comment
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Dec 23 2014
  UCR100063  Solanum xanti R. G. Swinney 1969-4-22 346 Los Angeles San Gabriel Valley, west side of junction of Sierra Madre Avenue and Vernon Ave., Azusa 198 Comment
  RSA427411  Solanum xanti var. intermedium H. H. Crawford 1936-4-26 s.n. Los Angeles Vacant lots, Glendale Comment
  POM155782  Solidago californica M. B. Dunkle 1928-10-7 2001 Los Angeles Middle Ranch Canyon 168 Comment
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Jun 5 2014
  UCR242028  Solidago californica Dan S. Cooper 2012-7-22 712- 46 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Brush Canyon near 'waterfall' about half way up canyon 264 Comment
  SBBG63042  Solidago confinis R. Hoffmann 1927-9-21 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC365031  Solidago velutina subsp. californica Fordyce Grinnell 1903-12-22 24 Los Angeles Arroyo Seco Canon [Canyon], near Pasadena Comment
  JEPS32342  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  RSA529290  Sonchus oleraceus Timothy S. Ross 1991-4-8 4463 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  LA32077  Sorghum halepense Peter H. Raven; Henry J. Thompson 1959-10-18 14665 Los Angeles SANTA MONICA MOUNTAINS, Pacific Coast Hwy, 1.6 mi S of junction to Malibu Canyon. 22 Comment
  RSA0105022  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  RSA0049490  Spartium junceum Richard G. Swinney 2010-5-7 12618 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  UCR275544  Spergularia D. E. Bramlet 2010-1-12 4444 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  RSA0097067  Spergularia I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA0097919  Spergularia bocconi R. G. Swinney 2009-3-12 10102 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SFV12397  Spergularia bocconi D. L. Koutnik 1978-4-21 404 Los Angeles San Rafael Hills Glendale, at east end of Glenoaks Ave. near Scholl Canyon Park. 305 Comment
  RSA0097918  Spergularia bocconi R. F. Thorne 1966-4-17 36105 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  SBBG13281  Spergularia macrotheca var. macrotheca M. A. Piehl 1962-6-9 62361 Los Angeles China Pt, S of lighthouse 3 Comment
  RSA0092873  Spergularia marina Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-7-16 SCa- 756 Los Angeles Santa Catalina Island: N end of salina just inland from mouth of Cherry Canyon. 3 Comment
  RSA0098383  Spergularia platensis L. R. Abrams 1903-4-14 3252 Los Angeles Between Rivera and Florence. Comment
  RSA714790  Spinacia oleracea A. C. Sanders 2003-6-19 26984 Los Angeles Western Transverse Range/Santa Clara River Watershed: near mouth of Off-haul Canyon , ca. 1 mile west of Mayo Spur between San Martinez Grand Canyon and the Ventura Co. Line, norht of Hwy 126, Newhall Ranch. 274 Comment
  RSA651037  Stachys bullata Eleanor McClung 1937-4-12 101 Los Angeles Higgin's Can., L.A. Comment
  SD38749  Stachys rigida var. quercetorum Edith A. Purer 1935-5-11 6547 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  SEINET1007492  Stebbinsoseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-1 26116 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, 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
  UCR261538  Stellaria media R. G. Swinney 2010-2-27 11703 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA478126  Stellaria nitens Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  SBBG88582  Stenotaphrum secundatum C. F. Smith 1957-11-14 5680 Los Angeles above ocean at Manhattan Beach Comment
  RSA127763  Stephanomeria cichoriacea P. H. Raven, Henry J. Thompson 1958-10-11 13744 Los Angeles Las Tunas Canyon at Coast Highway 152 Comment
  UCR209122  Stephanomeria cichoriacea R. G. Swinney 2008-6-24 9088 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  LA202760  Stephanomeria diegensis Barry A. Prigge; 2011-10-20 16131 Los Angeles Santa Monica Mountains, Mt Bell, Griffith Park, Mt Hollywood Trail ca 70 m E (upslope) of junction with Vista del Valle Dr Comment
  RSA474189  Stephanomeria diegensis M. B. Dunkle 1929-10-20 2148 Los Angeles Howland's, Santa Catalina island. Comment
  SBBG131990  Stephanomeria diegensis S. A. Junak, R. Philbrick 1990-11-8 SCI 126 Los Angeles Camera Pad "Pebble" 365 Comment
  UCSB7370  Stephanomeria exigua S. Albright 1957-4-21 Los Angeles collected 15.0 mi E, along S