Search Results — 2000 specimen records retrieved (1557 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460979  Abronia John P. Hill 1929-3-1 s.n. Los Angeles El Segundo. Comment
  RSA680067  Abronia maritima Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 324 Los Angeles San Clemente Island. West dunes along road to S end of dunes next to ocean. Comment
  UCR246414  Abronia maritima Dan S. Cooper 2011-8-25 811- 103 Los Angeles South Coast, Dockweiler State Beach, directly under LAX take-off route 5 Comment
Read comments
Apr 22 2014
  UCR272702  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles Channel Islands, San Clemente Island, Pyramid Cove 8 Comment
  RSA69979  Abronia pogonantha F. W. Peirson 1923-5-27 5215 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1098 Comment
  SD52897  Abronia umbellata Peter H. Raven 1962-7-10 17952 Los Angeles San Clemente Island; sandy slope near west shore of island due west of Wall 2. Comment
  UC851646  Abronia villosa I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  UCR172740  Acacia cyclops Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  UCR213261  Acacia cyclops A. C. Sanders, Karen Kirtland 2010-5-7 38339 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
  RSA682649  Acacia dealbata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1037 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  RSA651425  Acacia longifolia J. G. Page 1949-2-7 s.n. Los Angeles Collected at corner of Towne & Lincoln, Pomona. Comment
  RSA596219  Acamptopappus sphaerocephalus var. hirtellus T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3402 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  CAS-BOT-BC331553  Acer macrophyllum Geo. B. Grant 1904-5-1 s.n. (Ex. 17 .) Los Angeles Mt. Wilson Comment
  UC1071627  Acer macrophyllum A. Lewis 1935-3-14 658 Los Angeles mouth of Topanga Canyon Calabasa Quad. Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  CAS-BOT-BC331558  Acer macrophyllum Peter H. Raven; Henry J. Thompson 1959-6-4 14352 Los Angeles Santa Monica Mountains, Topanga Canyon, 1.1 miles N of US Hwy 101A 91 Comment
  RSA0048298  Acer macrophyllum Elwood Fordham 1951-4-18 s.n. Los Angeles Topanga. 60 Comment
  RSA773912  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  POM186248  Achillea millefolium Joseph A. Ewan 1933-7-4 7873 Los Angeles San Gabriel Mtns. Ridge east of Monrovia Peak 1372 Comment
  RSA94581  Achillea millefolium Raymond J. Dobbs 1927-5-26 7674 Los Angeles near relay station, south slope of San Gabriel Mtns. Comment
  RSA249795  Achnatherum speciosum R. F. Thorne 1973-5-11 43485 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
  RSA584773  Achnatherum speciosum Timothy S. Ross 1992-7-17 6715 Los Angeles Condor Peak and immediate vicinity. 1622 Comment
  UCR84575  Achyrachaena mollis T. S. Ross, Et al 1993-4-24 6946 Los Angeles Channel Islands, Santa Catalina Island, near upper Buffalo Corral Reservoir 221 Comment
  UCD103864  Acmispon americanus var. americanus Daryl Koutnik 1978-6-3 514 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  SD92029  Acmispon argophyllus var. argenteus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22676 Los Angeles San Clamente Island: East slope, Wilson's Cove. 49 Comment
  UCD104160  Acmispon glaber Kenneth A. Wilson 1961-3-12 998 Los Angeles Zuma Beach. Comment
  RSA0015846  Acmispon heermannii var. heermannii LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6202 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  SEINET5327552  Acmispon maritimus var. maritimus J. Barber 1897-3-28 106 Los Angeles Collected at Santa Monica Forestry Station Comment
  UCD104251  Acmispon nevadensis Victor Duran 1933-7-24 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  CHSC5093  Adenostoma fasciculatum M. MacArthur 1967-7-16 78 Los Angeles Along lower Chilao Flat road, keeping to left at fork, near turn-off to water tower, about 1/2 mi. off Angeles Crest Hwy., Angeles National Forest, San Gabriel Mts. 1584 Comment
  UCR223460  Adenostoma fasciculatum R. G. Swinney 2009-6-8 11095 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
  RSA610760  Adenostoma sparsifolium Katherine Kneen 1933-8-25 s.n. Los Angeles foot of Saddle Peak. Comment
  RSA687669  Adiantum capillus-veneris L. E. Hoffman 1932-3-24 s.n. Los Angeles Trail Canyon Comment
  CDA1005  Adiantum jordanii D. G. Kelch 1991-3-17 1314 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  LA33450  Adiantum jordanii Peter H. Raven; 1959-5-9 14173 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  RSA85007  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  POM120345  Adiantum jordanii George B. Grant 1904-4-20 26 Los Angeles Santa Catalina Island. Comment
  UCR210531  Agave americana R. G. Swinney 2008-12-4 9945 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA0093117  Ageratina adenophora Richard G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA624991  Ageratina adenophora Louis C. Wheeler 1963-5-5 8256 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 541 Comment
  UCD128535  Ageratina adenophora T. C. Fuller 1958-5-9 s.n. Los Angeles Cheney Trail, Millard Canyon, above Altadena. Comment
  SBBG66244  Agoseris grandiflora R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  POM33864  Agoseris heterophylla var. heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  SFV19327  Agoseris retrorsa P. Wilson, J. N. Hogue 242.4 2005-5-23 4209 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  UC75801  Agoseris retrorsa Geo. B. Grant 1890-1 28 Los Angeles Pasadena Comment
  RSA228892  Agrostis exarata R. F. Thorne 1971-8-25 41296 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR259659  Agrostis exarata R. G. Swinney 2010-9-7 13722 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  JEPS68411  Agrostis viridis Elizabeth Day Palmer 1908-7 Los Angeles Los Angeles Comment
  RSA367071  Allium burlewii Albert J. Perkins 1918-6-26 s.n. Los Angeles Mt. San Antonio. 3049 Comment
  RSA0048392  Allium fimbriatum James R. Shevock 1972-4-25 1593 Los Angeles 5 miles west of Palmdale on Sierra Highway. 975 Comment
  RSA0056374  Allium fimbriatum James R. Shevock 1972-4-26 1593 Los Angeles Sierra Hwy. 967 Comment
  CHSC35417  Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 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
  SEINET3884727  Allium haematochiton Valerie Soza, Ian Gillespie; Leroy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, aboe Wildwood Canyon.; 0 655 Comment
  CHSC3663  Allium lacunosum var. davisiae Mary Mac Arthur 1966-6-4 46 Los Angeles Chilao. Comment
  CAS-BOT-BC472941  Allium monticola H. M. Hall 1899-6-1 s.n. Los Angeles San Antonio St. 3048 Comment
  RSA595557  Allophyllum divaricatum Alan Prather, Alice Hempel 1993-5-17 1350 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
Read comments
Dec 15 2016
  RSA410088  Allophyllum glutinosum H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  RSA598579  Allophyllum glutinosum L. C. Wheeler 1967-5-24 9713 Los Angeles San Gabriel Mountains. Indian Canyon Campground 822 Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  CAS-BOT-BC171445  Alnus rhombifolia W. R. Dudley 1899-7-22 s.n. Los Angeles Alpine Tavern, Mt. Lowe Comment
  RSA0049476  Alnus rhombifolia Richard G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  LA31572  Amaranthus albus Henry J. Thompson; 1958-10-23 1825 Los Angeles Santa Monica Mountains, Point Dume, Along road 30 Comment
  IRVC28672  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-6-18 25112 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  CAS-BOT-BC42893  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-20 8247 Los Angeles Upper Bouquet Canyon; ca 2225 m WSW of Lincoln Crest, and 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  UCR277185  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA695720  Ambrosia acanthicarpa Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  UCR188678  Ambrosia chamissonis Tim Searl 2007-10-15 s.n. Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  RSA416935  Ambrosia chamissonis Robert Gustafson 1980-8-29 1881 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  IRVC29178  Ambrosia psilostachya A. C. Sanders, Lee Jones 2004-11-7 29024 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  SD231217  Ambrosia salsola var. salsola Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 82 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA772277  Amorpha californica R. G. Swinney 2009-5-8 10696 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR192935  Amorpha californica Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, south fork (south of the one with amphitheater), Griffith Park, Los Angeles 197 Comment
  RSA415275  Amorpha californica var. californica Robert L. Dressler 1949-6-19 893 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  UC1061794  Amsinckia douglasiana A. D. Gifford 1935-2-7 422 Los Angeles mouth of Elizabeth Lake Canyon 365 Comment
  SEINET10456366  Amsinckia eastwoodiae David B. Dunn 1941-3-22 Dunn 894 Los Angeles 3 mi N from Clear Creek Service Station; N side of Tehachepis-oak covered hills. Comment
  RSA0069776  Amsinckia intermedia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6994 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
  SBBG79022  Amsinckia intermedia F. R. Fosberg 1931-3-23 4329 Los Angeles Hamilton Cyn 30 Comment
  RSA0089645  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles Elephant Hill: western Pomona. On the southwesterly ridge. 303 Comment
  RSA638174  Amsinckia intermedia L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  RSA717349  Amsinckia menziesii Scott D. White, Pam De Vries 2006-5-9 11405 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC537066  Amsinckia menziesii var. menziesii Philip A. Munz 1934-4-2 13148 Los Angeles Puddingsstone Canyon; San Dimas 304 Comment
  RSA0108896  Amsinckia tessellata Richard G. Swinney 2011-4-1 14293 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
  UCR260085  Amsinckia tessellata Mitch Provance, Callen Huff 2009-4-29 10706 B Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  RSA571539  Amsinckia tessellata var. tessellata Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8304 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  SEINET4044528  Anagallis arvensis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  RSA465136  Anagallis arvensis Robert Gustafson 1980-9-16 1917 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA465150  Anagallis arvensis Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  RSA545244  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 20 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  RSA654410  Anagallis arvensis Matt Brooks 1988-5-12 61 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  RSA599514  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA0063155  Andropogon glomeratus var. scabriglumis F. W. Peirson 1918-10-16 1571 Los Angeles Near foot of Pacoima Canyon, west end of San Gabriel Mts. Comment
  CAS-BOT-BC400318  Anemopsis californica Carl B. Wolf 1932-9-16 4097 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  SEINET12097556  Anemopsis californica J. F. Bright, Wyman, C. 1932-1 7982 Los Angeles Hollywood Comment
  UC1174486  Anisocoma acaulis Ira L. Wiggins and W. R. Ernst 1958-5-2 228 Los Angeles 4 mi s, on Hwy 2, (two-year old burn on hillside) Big Rock Store Comment
  RSA94577  Anthemis cotula F. W. Peirson 1920-6-13 2105 Los Angeles Weed at 1250 Holliston Ave., Altadena. Comment
  UCR281328  Anthriscus caucalis R. G. Swinney 2014-5-15 16524 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  LA201025  Anthriscus caucalis Carl Wishner; 1991-5-7 1946 Los Angeles Santa Monica Mountains, Corbin Canyon 99 Comment
  RSA584501  Anthriscus caucalis T. S. Ross 1992-5-24 6410 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  JEPS6992  Antirrhinum coulterianum Frank W. Peirson 1918-6-12 188 Los Angeles Rubio Canyon foothills Rubio Canyon; San Gabriel Mountains Comment
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  UCR265498  Antirrhinum kelloggii Dan S. Cooper 2015-3-3 315- 12 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  RSA584973  Antirrhinum multiflorum Tim S. Ross 1993-5-16 7160 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  UCR181254  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  UCR270942  Antirrhinum multiflorum R. G. Swinney 2011-6-14 15122 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR271254  Antirrhinum multiflorum R. G. Swinney 2011-6-1 14959 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
  SBBG117034  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 2001-5-5 SCa 1502 Los Angeles W side of Middle Ranch Cyn, near Middle Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 326 Comment
  CATA2973  Aphanisma blitoides Peter J. Dixon 2015-2-17 001 Los Angeles Santa Catalina Island: Ben Weston Ridge Rd. near feral animal removal fence gate. 60 m West of Middle Ranch Rd. Population bisected by road. 137 Comment
  CATA3445  Aphanisma blitoides Benjamin J. Dion, Tobias Nickel 2017-5-11 027 Los Angeles Santa Catalina Island: Pacific Side; near cliffside bluff in Cactus Bay watershed, close to the border of Salt Cedar Glen watershed 161 Comment
  RSA714521  Aphanisma blitoides A. C. Sanders 2005-4-8 29323 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG94255  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles 1.5 mi from Little Harbor on rd to isthmus 91 Comment
  LA200141  Apiastrum angustifolium O. H. Kappler; 1944-4-1 567 Los Angeles Santa Monica Mountains, Carbon Canyon Beach Comment
  RSA0106571  Apocynum cannabinum R. G. Swinney 2011-6-23 15304 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  UCR192862  Aquilegia formosa R. G. Swinney 1998-7-14 6429 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
  RSA0031448  Arabis glabra var. glabra Orlando Mistretta, Christine Mistretta 2008-5-19 3113 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA0126429  Arabis glabra var. glabra R. F. Thorne, C. W. Tilforth 1971-6-30 40826 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  RSA776480  Arabis platysperma var. platysperma Jane Tirrell 2011-7-25 LS- 36 Los Angeles Along use trail from mile marker 66.36 on Highway 2 to Windy Gap. 2252 Comment
  UCR149897  Arabis pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA588145  Arabis pulchra Orlando Mistretta 1994-5-23 1228 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  SBBG32045  Arctostaphylos catalinae R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -271 Los Angeles upper Swain's (Swain) Cyn Comment
  UC193241  Arctostaphylos glandulosa subsp. mollis Samuel B. Parish June 1887 1957 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC39342  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  RSA631653  Arctostaphylos glauca Jon E. Keeley 1982-7-29 7797 Los Angeles Study site off Angeles Crest Highway, above Switzers Campground. Comment
  RSA652401  Arctostaphylos glauca Brent Mishler 1977-10-6 s.n. Los Angeles San Gab. R. flood control Area, Irwindale. 170 Comment
  RSA634769  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20429 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634821  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22028 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634830  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22063 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634856  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20572 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635053  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20359 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635078  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20559 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635080  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20372 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635150  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22035 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635183  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20473 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA635270  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20630 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UC1369835  Arctostaphylos patula Robert F. Thorne and John Olmstead 1965-8-26 35352 Los Angeles near top of ridge se Holiday Hill Ski Lift; San Gabriel Mountains, Angeles National Forest, Blue Ridge 2560 Comment
  UCR197772  Arenaria douglasii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 65 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
  RSA65500  Arenaria macradenia var. arcuifolia F. W. Peirson 1929-7-1 8430 Los Angeles Aliso Creek at Tie Canyon. 1356 Comment
  RSA434334  Argemone munita Gus Gluechert 1937-6-26 s.n. Los Angeles Mint Canyon. Comment
  CAS-BOT-BC90336  Artemisia douglasiana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom, near Los Angeles Comment
  UC892573  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  UCR133737  Artemisia douglasiana F. R. Fosberg 1931-7-11 S- 5381 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 230 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
  CAS-BOT-BC97289  Artemisia tridentata subsp. parishii Marcus E. Jones 1900-7-12 s.n. Los Angeles Farmdale Comment
  SFV12564  Artemisia tridentata subsp. parishii M. H. Grayum, D. L. Koutnik 1977-11-25 889 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA562694  Artemisia tridentata subsp. parishii D. Charlton 1989-9-15 4148 b Los Angeles Plant 42, east of Palmdale 762 Comment
  RSA591525  Arundo donax L. C. Wheeler 1931-9-12 142 Los Angeles Eagle Rock 243 Comment
  UCSB18313  Asclepias californica Mori, Dianna 1964-5-3 Los Angeles Old Ridge Road, 3 miles from State Highway 138 1127 Comment
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  RSA401680C  Asclepias eriocarpa F. R. Fosberg, J. A. Ewan 1931-8-11 S 5530 Los Angeles NW spur Mt Islip Comment
  LA200144  Asclepias fascicularis Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  POM3650  Asclepias fascicularis Minnie Reed 1895-8-17 s.n. Los Angeles Pomona, Los Angeles County Comment
  SBBG128809  Asparagus asparagoides M. L. Hoefs, S. A. Junak, R. Philbrick, S. Chaney 1996-2-14 2589 Los Angeles Falls Cyn, above city warehouse and other buildings, below reservoir 57 Comment
  CAS-BOT-BC68855  Aspidotis californica Ernest Braunton 1902-6-4 419 Los Angeles Griffith Park Comment
  SD69727  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, on talus from mine shaft above upper end of Renton Mine road 274 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
  LA204882  Astragalus bicristatus Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  UC1128764  Astragalus didymocarpus A. D. Gifford 1935-4-21 617 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  UC13358  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  CAS-BOT-BC178344  Astragalus gambelianus Geo. B. Grant 1903-4-23 5438 Los Angeles Saugus Comment
  POM7056  Astragalus gambelianus P. A. Munz 1919-4-5 2435 Los Angeles Puddingstone Canon. 274 Comment
  RSA415512  Astragalus gambelianus F. R. Fosberg 1931-5-4 707 Los Angeles Bulrush Canyon, Santa Catalina Island. 200 Comment
  SD178160  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. At foot of slope on canyon bottom. 395 Comment
  SEINET5325699  Astragalus gambelianus Unknown 1904-5-23 75 -a Los Angeles Saugus Comment
  UCR11597  Astragalus leucolobus O. H. Kappler 1946-5-30 1198 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  NY345446  Astragalus pycnostachyus var. lanosissimus E. Braunton 09 1902 682 Los Angeles Ballona Slough Comment
  RSA307593  Astragalus trichopodus Lyman Benson 1963-4-15 16244 Los Angeles San Jose Hills. Ridge east of Diamond Bar Boulevard, Diamond Bar Ranch. 304 Comment
  SBBG37554  Astragalus trichopodus var. lonchus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 547 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  CAS-BOT-BC194037  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  CAS-BOT-BC194075  Astragalus trichopodus var. lonchus Robert F. Thorne; C. W. Tilforth 1971-6-17 39970 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  LA205768  Astragalus trichopodus var. phoxus Marcus E. Jones; 1934-4-26 Los Angeles Castaic Canyon, Ridge Road Comment
  RSA524177  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd 1990-6-6 2870 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UC40778  Asystasia bella Ernest Braunton May 1901 Los Angeles Los Angeles Cal. Comment
  UCR121255  Atriplex argentea J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  SBBG13701  Atriplex argentea var. expansa P. H. Raven 1962-7-10 17964 Los Angeles summit of island above Wilson Cove 137 Comment
  RSA659936  Atriplex canescens subsp. canescens Orlando Mistretta 1992-5-18 326 -A Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  CAS-BOT-BC170020  Atriplex confertifolia Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SBBG65345  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  POM184498  Atriplex johnstonii P. A. Munz 1932-8-31 12817 Los Angeles Playa Del Rey Comment
  UCR127184  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 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
  POM278745  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 571 Los Angeles 6 miles W. of Topanga Canyon at base of coastal bluff (just SE of Malibu Creek) Comment
  CATA201  Atriplex leucophylla Mark L. Hoefs 1973-4-15 180 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  UC110244  Atriplex leucophylla T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC56776  Atriplex leucophylla Ernest Braunton Oct 1902 711 Los Angeles Ballona Ballona (on beach) Comment
  CAS-BOT-BC180940  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 7 Comment
  LA210078  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  UCR125244  Atriplex rosea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25515 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  SBBG31264  Atriplex semibaccata R. F. Thorne 1966-9-14 36623 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  SBBG65402  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  UCR228420  Atriplex serenana var. serenana Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8005 Los Angeles Mojave Desert, Antelope Valley, along Sierra Highway, E of sewer ponds, jct of 10th Ave and Sierra Highway, 730 m S of Avenue C 702 Comment
  RSA654211  Avena barbata Fred Brooks, P. Sobkowiak 1988-4-23 17 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA661075  Avena barbata Orlando Mistretta 1992-4-5 183 Los Angeles Guds, San Clemente Island. Comment
  RSA674242  Avena barbata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 694 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UCR155342  Avena barbata A. C. Sanders 2005-5-5 29864 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA0031714  Avena fatua Dana Roche 1998-5-17 19 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  UCR127645  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27137 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  LA88394  Baccharis pilularis O. H. Kappler; 1948-12-5 1812 Los Angeles Santa Monica Mountains, Cold Creek, N-side of summit, Las Flores-monte Nido Road 365 Comment
  OBI69358  Baccharis pilularis John Knapp, Denise Knapp 2002-11-27 7 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC98156  Baccharis salicifolia Le Roy Abrams 1901-4-6 1393 Los Angeles Big Tujunga River, Monte Viste Comment
  POM257558  Baccharis salicifolia C. B. Wolf 1932-5-10 3508 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  RSA93203  Baccharis salicifolia F. W. Peirson 1924-12-3 5384 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  UC68865  Balsamorhiza deltoidea H. M. Hall 1905-6-1 6263 Los Angeles Tejon Pass 1280 Comment
  RSA495618  Barbarea orthoceras S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 313 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  RSA650240  Beloperone guttata George Maruko 1948-2-25 16 Los Angeles 4th Ave & 29th St. Los [Angeles] Comment
  RSA2008  Berberis nevinii C. B. Wolf 1931-5-13 2004 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA3831  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 miles south of San Fernando Comment
  SD69452  Bergerocactus emoryi Robert F. Thorne, P. Everett 1965-6-24 35050 Los Angeles Santa Catalina Island: abundant on several acres of rocky southwest-facing slopes on ridge between Little Harbor and mouth of Cottonwood Canyon. (IPB 6/07) 60 Comment
  UCR219348  Beta macrocarpa Lorraine Weller 2010-3-10 100310- 01 Los Angeles Vermont Square Community Garden, 4712 South Vermont, South Los Angeles 48 Comment
  CDA2993  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  SD252317  Beta vulgaris subsp. maritima Steven A. Junak 1999-7-16 Sca 1041 Los Angeles Santa Catalina Island: Deer Valley Reservoir, E of Two Harbors. 164 Comment
  POM350846  Bidens laevis B. C. Templeton 1934-10-13 4807 Los Angeles Los Angeles River Comment
  RSA603909  Bloomeria crocea L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon.. . Comment
  UCR100612  Bloomeria crocea B. G. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0106332  Bloomeria crocea Lyman Benson 1945-5-11 11698 Los Angeles Claremont. Mt. Range San Gabriel. 548 Comment
  UC1537190  Bloomeria crocea Gordon H. True Jr. 1935-5-16 290 Los Angeles Bouquet Canyon; mouth, n slope 457 Comment
  UC72254  Bloomeria crocea Miss E. D. Palmer 1904-11-1 Los Angeles Vicinity of Los Angeles Comment
  RSA367314  Bloomeria crocea var. crocea F. R. Fosberg 1931-4-22 s 4668 Los Angeles Middle Ranch Canyon. Santa Catalina Canyon. 220 Comment
  RSA367453  Bloomeria crocea var. crocea N. C. Cooper 1948-5-13 2755 Los Angeles Pomona 305 Comment
  LA204389  Boechera arcuata J. A. Ewan; 1929-5-11 2112 Los Angeles San Gabriel Mountains, Mt. Lukens Trail 1219 Comment
  SEINET7596660 Image available Bothriochloa barbinodis E. R. Blakley 1963-1 5566 Los Angeles Hillside above Pebbly Beach along Terrace Drive. Santa Catalina Island. 107 Comment
  RSA640013  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  LA92007  Brachypodium distachyon Peter H. Raven; 1962-5-22 17825 Los Angeles Santa Cruz Island, above Emerald Bay 121 Comment
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Jun 5 2014
  SEINET208523 Image available Brachypodium hybridum Peter H. Raven 1962-5-22 17825 Los Angeles Above Emerald Bay; Santa Catalina Island. 122 Comment
  RSA0087389  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SBBG98687  Brassica geniculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5050 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  RSA0042800  Brassica oleracea var. botrytis Elwood Fordham 1951-3-25 s.n. Los Angeles Topanga, Pasquero Pl. 266 Comment
  SEINET10626302  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3814 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET5340941  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC100401  Brickellia californica David D. Keck 1932-10-14 1954 Los Angeles North of Chatsworth city limits on first hill to west of Topango Canyon Blvd. (Santa Susana Ave.) Comment
  CATA3419  Brickellia californica Ben Dion, Morgan Fleming 2017-4-16 018 Los Angeles Santa Catalina Island: Rattlesnake WMU, past Hamilton Cove near Frog Rock on cliff above beach 20 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  RSA127930  Brickellia californica Peter H. Raven, A. Thompson 1958-10-11 13765 Los Angeles 4.2 mi. E of top of Saddle Peak on Piuma Road 640 Comment
  CAS-BOT-BC106139  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains - Yerba Buena road 1.0 miles north of Mulholland Highway 518 Comment
  UCD85243  Brodiaea filifolia Christopher Michael Bronny 2010-6-8 24 Los Angeles Los Angeles County; Southern end of Glendora Fuelbreak; San Gabriel Mountains. 600 Comment
  RSA716619  Bromus arenarius Andrea Edwards, Pam De Vries 2006-5-15 109 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR180364  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11403 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  CAS-BOT-BC149414  Bromus berteroanus G. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles. Elysian Park. Comment
  SEINET10933498  Bromus berteroanus LeRoy R. Abrams 1903-3-14 Abrams 3132 Los Angeles San Pedro. Comment
  RSA736231  Bromus carinatus var. carinatus Scott D. White, Justin M. Wood 2008-5-8 11944 Los Angeles SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. 213 Comment
  RSA762160  Bromus carinatus var. carinatus Orlando Mistretta, Christine Mistretta 2008-5-20 3163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  CAS-BOT-BC148920  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-11 7808 Los Angeles Liebre Mountains. Sawmille Mountain. West summit area ca. 260-350 m southeast of Sawmill Campground. 1621 Comment
  RSA0112849  Bromus carinatus var. marginatus Steven A. Junak 1999-5-7 SCa- 895 Los Angeles Santa Catalina Island. Between Cape & Middle Ranch canyons, overlooking Cape Canyon Reservoir, conspicuous butte on ridge. 476 Comment
  POM364044  Bromus catharticus Gary D. Wallace 1979-4-13 1676 Los Angeles LASCA Arcadia. Comment
  RSA0107649  Bromus diandrus R. G. Swinney 2011-6-23 15309 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA748896  Bromus diandrus R. G. Swinney 2005-5-21 8268 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC148001  Bromus diandrus C. F. Baker 1909-4-20 5279 Los Angeles Claremont; Southern California, Claremont Comment
  UCR127054  Bromus diandrus Mark A. Elvin, Cathleen Weigand 2003-4-8 2466 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  RSA573465  Bromus grandis Timothy S. Ross 1992-5-8 6301 Los Angeles Glendora Ridge Road; steep northerly slope draining NW to Cattle Canyon; ca. 1480 meters NE of Peacock Saddle. 1146 Comment
  RSA0097181  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA177672  Bromus hordeaceus R. F. Thorne 1965-5-10 34508 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  RSA623790  Bromus hordeaceus K. Scott 1921-4-20 168 Los Angeles Occidental College Campus, Eagle Rock Comment
  UC519878  Bromus madritensis subsp. rubens Carl Epling April, 1931 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA0089150  Bromus rubens R. G. Swinney 2010-3-24 12056 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA518482  Bromus rubens A. C. Sanders 1988-2-3 7606 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA650441  Bromus rubens Vernon Cliffe 1948-5-13 s.n. Los Angeles found growing in flood control nr. Gladstone St. Bridge. 3 miles W. of San Dimas. 259 Comment
  SBBG14233  Bromus rubens M. A. Piehl 1962-10-3 62484 Los Angeles S fork of Gallagher Cyn 304 Comment
  UCD59562  Bromus rubens Kenneth A. Wilson 1961-4-26 1155 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  UCR157906  Bromus rubens Robert J. Steers 2005-5-8 9 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  UCR123808  Bromus tectorum Steven R. Hill, K. Kramer 2001-4-22 33349 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR127235  Bromus tectorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2916 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR255757  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA583014  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  RSA713150  Cakile maritima A. C. Sanders, Lee Jones 2005-4-8 29369 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  POM123119  Calandrinia ciliata Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA799927  Calandrinia ciliata Justin M. Wood 2009-3-20 368 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  CATA3017  Calandrinia menziesii Amy Catalano 2016-2-26 023 Los Angeles Santa Catalina Island: Above northwestern end of Empire Quarry 148 Comment
  UC3361  Calochortus albus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont Comment
  LA22345  Calochortus catalinae Mary Reynolds; 1937-4-29 152 Los Angeles Highland Park Comment
  SBBG117103  Calochortus catalinae S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1567 Los Angeles Bottom Fern Cyn (one of the middle S forks of Cottonwood Cyn), along rd into Fern Cyn, ca. 0.3 mi upstream from jct with Cottonwood Cyn Rd 161 Comment
  SD31207  Calochortus catalinae Edith A. Purer 1931-3-12 958 Los Angeles Palos Verdes Hills, in field. Comment
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Jul 11 2010
  UC535509  Calochortus catalinae Ira W. Clokey, B. Templeton Apr 1929 4426 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  LA200918  Calochortus clavatus Jonathan Sauer; D. Bradbury 1969-6-4 4561 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UCR155140  Calochortus clavatus A. C. Sanders 2005-5-5 29943 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA660795  Calochortus clavatus var. gracilis LeRoy Gross, Valerie Soza 2001-6-6 434 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 549 Comment
  POM123266  Calochortus plummerae H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  RSA377422  Calochortus plummerae Robert L. Dressler 1949-6-19 890 Los Angeles Johnstone Peak, San Gabriel Mountains. 762 Comment
  SBBG69699  Calyptridium monandrum M. N. Ackley 1926-5-8 777 Los Angeles Little Rock 914 Comment
  SD262313  Calyptridium monandrum R. G. Swinney 2014-5-8 16457 Los Angeles San Gabriel Mountains: near Lang, 50-100 meters SW of Soledad Cyn Rd. at a curve, Santa Clara Wash and Bee Cyn confluence (Agua Dulce 7.5'Q) 537 Comment
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR280563  Calyptridium monandrum R. G. Swinney 2014-4-10 16013 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR281966  Calyptridium monandrum R. G. Swinney 2014-4-24 16231 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
  SBBG58112  Calystegia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA646093  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2011 Comment
  RSA777896  Calystegia soldanella Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  RSA625857  Camissonia Scott D. White, Pam DeVries 1998-4-19 6282 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  RSA717319  Camissonia A. C. Sanders, Mark A. Elvin 2003-4-14 25958 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt services road, south of Santa Clara River. 351 Comment
  POM3102  Camissonia bistorta F. G. Reed 1902-04 2 Los Angeles Claremont. 366 Comment
  UCR126583  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA465669  Camissonia bistorta Ralph Hoffmann 1930-6-7 s.n. Los Angeles Elizabeth Lake Canyon. Comment
  RSA547425  Camissonia bistorta Tim S. Ross 1992-5-17 6351 Los Angeles 164 degrees, ca 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA0110842  Camissonia californica R. G. Swinney 2011-4-26 14515 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
  RSA145184A  Camissonia campestris subsp. campestris E. G. Linsley, J. W. MacSwain 1959-4-5 59 -68 Los Angeles Mojave Desert, Little Rock Comment
  RSA474239  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. 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
  RSA127869  Camissonia intermedia H. J. Thompson 1959-4-12 1926 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  POM11356  Camissonia micrantha E. Robinson 1921-6-2 93 Los Angeles Between Claremont and Upland. Comment
  RSA756788  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-28 2533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1128 Comment
  RSA0030722  Camissonia strigulosa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1017 Los Angeles San Fernando Road. 305 Comment
  UCSB7332  Camissoniopsis bistorta Wedberg, Lee 1954-4-7 Los Angeles Sierra Madre 365 Comment
  SFV15349  Camissoniopsis confusa J. C. Dittes, D. Stolp 1990-4-1 67 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  RSA0113488  Camissoniopsis confusa Lyman Benson 1945-6-5 11769 Los Angeles Cold Spring, 2-1/2 miles southwest of Camp Baldy on the Glendora Road. Mt. Range: San Gabriel. 1371 Comment
  SDSU8630  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp 1967-3-19 330 Los Angeles Growing in sand dunes south of Darter spotting station, south of West Cove, San Clemente Island Comment
  SBBG61443  Camissoniopsis hirtella R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA0061130  Camissoniopsis pallida subsp. pallida LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6835 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCSB11548  Canbya candida Dearing, Hugh; Dearing, Margaret 1941-5-10 Los Angeles Big Rock Creek Road Comment
  RSA530911  Cannabis sativa B. C. Templeton 1945-6-7 8210 Los Angeles Collected in backyard of residence near Los Angeles. Comment
  CAS-BOT-BC282955  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  UCR260359  Carduus pycnocephalus R. G. Swinney 2010-4-30 12449 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR182702  Carex R. G. Swinney 1997-8-6 5768 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  UCR277389  Carex R. G. Swinney 2011-10-13 15783 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
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Sep 12 2018
  CAS-BOT-BC17672  Carex alma Joseph Andorfer Ewan 1931-5-30 4266 Los Angeles San Gabrile Mountains. Short Cut Canyon, off West Fork San Gabriel River. Comment
  CAS-BOT-BC177175  Carex alma Steve Boyd; Amber Maurice 2004-5-18 11336 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
  RSA0098781  Carex alma R. G. Swinney 2011-6-1 14941 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  UCD169234  Carex alma R. G. Swinney 2008-9-10 9423 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek. 1463 Comment
  UCR210136  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  SEINET6053110  Carex alma Unknown 1946-5-19 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET10823026  Carex barbarae Hermann E. Hasse Hasse s.n. Los Angeles Marshes. Comment
  CAS-BOT-BC20596  Carex douglasii R. F. Thorne; C. W. Tilforth; et al 1972-6-29 42081 Los Angeles Angeles National Forest. San Gabriel Moutains. Summit of Table Mountain above Big Pines. 2286 Comment
  SD90320  Carex heteroneura R. F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles San Gabriel Mountains; Angeles National Forest; bottom of cold, snow-melt gully, northwest facing slope near Lodgepole Picnic Ground; ca. 1.5 miles southeast of Dawson Saddle along Angeles Crest Highway. 2316 Comment
  RSA756006  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  CAS-BOT-BC117970  Carex rossii John Thomas Howell 1947-7-18 23393 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  LA82494  Carex senta O. H. Kappler; 1941-2-9 89 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA772157  Carex senta R. G. Swinney 2009-5-27 10898 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA364766  Carex spissa B. C. Templeton 1932-3-24 s.n. Los Angeles Trail Canyon, Angeles forest Comment
  RSA402598  Carpobrotus edulis F. R. Fosberg 1930-6-23 S - 2976 Los Angeles Del Rey 2 Comment
  POM155576  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  POM292800  Castilleja affinis Lyman D. Benson 1945-5-11 11684 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA3516  Castilleja affinis Carl B. Wolf 1932-5-9 3459 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA425904  Castilleja affinis Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest [actually Angeles National Forest], Sawmill Mountain. 1189 Comment
  CATA231  Castilleja affinis subsp. affinis Mark L. Hoefs, A. Douglas Propst 1973-5-4 224 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon 243 Comment
  POM71680  Castilleja affinis subsp. affinis P. A. Munz, M. Hill 1925-3-16 9354 Los Angeles 3 miles north of Claremont. 457 Comment
  RSA656854  Castilleja applegatei subsp. martinii Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 993 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy and W of junction with Hostetter Mtwy, above Wildwood Canyon. 884 Comment
  LA51890  Castilleja exserta subsp. exserta Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA210398  Castilleja exserta subsp. venusta K. Larson; J. Neel 1950-4-15 1 .4 Los Angeles 2 mi. SE of intersection of Mulholland Drive and Beverly Glen Blvd Comment
  POM50220  Castilleja foliolosa L. R. Abrams 1901-4-5 1367 Los Angeles San Fernando Mts. Comment
  NY68087  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  SBBG47139  Castilleja linariifolia K. K. Muller 1972-5-2 3078 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  RSA0073229  Castilleja miniata Bonnie C. Templeton 1931-5-17 1210 Los Angeles Boquet Canyon, San Gabriel Mts. Comment
  RSA587256  Castilleja minor subsp. spiralis Orlando Mistretta 1994-5-13 1206 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  UC1745909  Castilleja minor subsp. spiralis Annetta M. Carter, Arthur Carter 1935-9-11 972 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA610971  Castilleja plagiotoma Louis C. Wheeler 1970-6-28 s.n. Los Angeles Blue Ridge 2241 Comment
  OBI25684  Caulanthus amplexicaulis David J. Keil, Dirk Walters 1977-4-30 12302 Los Angeles Ridge Rte, ca 2 mi S of jctn with Los Angeles Co Rd N-2 1280 Comment
  UCR108336  Caulanthus cooperi L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  UCR282194  Caulanthus heterophyllus D. E. Bramlet 2011-4-27 4811 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, south Big Tujunga Reservoir 915 Comment
  SEINET7991928  Caulanthus inflatus Louis C. Wheeler 1973-4-20 No determinado Los Angeles San Gabriel Mountains, Edge of Antelope Valley. 40th Street E, between Californi Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA188098  Ceanothus arboreus Robert F. Thorne 1965-6-23 35003 Los Angeles Santa Catalina Island, lower portion of Hamilton Canyon near main fork. 122 Comment
  POM2729  Ceanothus crassifolius Dian Haynes 1893-02 s.n. Los Angeles Arroyo Seco, collected near Pasadena Comment
  SEINET3162179  Ceanothus crassifolius G. B. Grant 1901-1 147 Los Angeles Mt. Lowe, S. Cal. Comment
  UCR198398  Ceanothus crassifolius Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 764 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  UCD111754  Ceanothus cuneatus Daryl Koutnik 1978-3-16 118 Los Angeles south of intersection of Cornell and Agoura Roads. 274 Comment
  RSA399029  Ceanothus cuneatus var. cuneatus Elbert Benjamine 1929-3-24 100 Los Angeles Mint Canyon. Comment
  RSA164759  Ceanothus cyaneus Wesley O. Griesel 1963-5-17 784 Los Angeles About 1/4 mi southeast of Devil's gate Dam Pasadena 366 Comment
  RSA250592  Ceanothus greggii var. vestitus Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41579 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  UC1070658  Ceanothus greggii var. vestitus A. Lewis May 1933 206 Los Angeles Bear Canyon 1341 Comment
  RSA399010  Ceanothus leucodermis Martha Hilend 1928-2-9 47 Los Angeles Big Santa Anita Canyon. Comment
  RSA399113  Ceanothus megacarpus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills, Los Angeles. Comment
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Oct 25 2015
  UCD112276  Ceanothus megacarpus James Dilley 1997-1-17 s.n. Los Angeles Studio City, in the Santa Monica Mts. 1/2 mile down Betty Dearing trail, on Mulhollant Dr. west of Laurel Cyn Dr. 609 Comment
  RSA399712  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S- 4559 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  SBBG95473  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Cape Cyn Comment
  UC557730  Ceanothus megacarpus var. insularis Nell Murbarger April, 1936 165 Los Angeles w side of San Clemente Island Comment
  LA103214  Ceanothus oliganthus Barry A. Prigge; 1985-6-14 6408 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA399742  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1920-3-20 s.n. Los Angeles San Gabriel Mts. Millards Canyon. Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  PASA2515  Ceanothus spinosus Frank W. Peirson 1921-2-26 Los Angeles Topanga Canyon, Santa Monica Mts. 457 Comment
  UCR124375  Ceanothus spinosus I. W. Clokey, B. C. Templeton 1929-1 4439 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SD2993  Ceanothus tomentosus Ruth Randall July 1931 Los Angeles Big Pines Comment
  UCD129952  Centaurea cineraria Robert F. Thorne; P. Everett 1974-2-7 33443 Los Angeles Avalon, Santa Catalina Island. Comment
  UCR87151  Centaurea repens R. D. Goeden, J. Teerink 1995-6-15 s.n. Los Angeles Western Mojave Desert, Sierra Hwy, north of Lancaster 701 Comment
  UCR179295  Centranthus ruber R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  SD197689  Centromadia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines. 64 Comment
  RSA0135654  Centrostegia thurberi David E. Bramlet 2016-6-2 5315 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA442196  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles 0.4 mile from canyon mouth 725 Comment
  UC284130  Cerastium glomeratum P. A. Munz 1923-4-10 6715 Los Angeles slope s. of Lemon Tank San Clemente Isl. Comment
  RSA607554  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-10-16 257 Los Angeles Foothills, San Gabriel Mountains: 1 mile E Palmer Canyon. 610 Comment
  UCR194000  Cercocarpus ledifolius R. G. Swinney 1998-8-13 6735 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CAS-BOT-BC143812  Cercocarpus ledifolius var. ledifolius Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10070 Los Angeles Mt. Hawkins crest, San Gabriel Mts. 2499 Comment
  UCR205901  Chaenactis fremontii R. G. Swinney 2008-5-8 8823 A Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SD40451  Chaenactis glabriuscula Edith A. Purer 1931-4-9 Los Angeles El Segundo Comment
  CAS-BOT-BC277370  Chaenactis glabriuscula var. glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Santa Monica Mountains, just south of Agoura 259 Comment
  SBBG65583  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC53914  Chaenactis glabriuscula var. glabriuscula Ernest Braunton 1902-4-1 248 Los Angeles Griffith Park Comment
  UCD130376  Chaenactis glabriuscula var. glabriuscula Daryl Koutnik; John Cuti 1978-4-19 382 Los Angeles Verdugo Mountains on fireroad above Stough Canyon. 762 Comment
  OBI16832  Chaenactis santolinoides Rimo Bacigalupi, G. Thomas Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles Upper slopes of So. Fork of Little rock Crk Cyn, higher N slopes of the San Gabriel Mts, Angeles Natl forest 1554 Comment
  HSC104221  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  JEPS8877  Chaenactis stevioides Frank W. Peirson 1923-5-25 3522 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1295 Comment
  RSA746414  Chaenactis stevioides R. G. Swinney 2008-5-12 8829 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR223053  Chaenactis stevioides R. G. Swinney 2009-5-5 10649 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA593688  Chaenactis xantiana Steve Boyd 1996-4-25 8709 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  UCR141021  Chaenactis xantiana June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR96132  Chaenactis xantiana B. G. Pitzer 1996-4-20 2691 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  POM351855  Chaenactis xantiana B. C. Templeton 1932-6-17 4913 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA435968  Chamaesyce albomarginata H. S. Budd 1901-10-25 4 Los Angeles Los Angeles, Cal. On top of hill--south side of reservoir. Comment
  RSA591662  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  RSA571803  Chamaesyce melanadenia Jerome S. Horton 1941-3-25 574 Los Angeles 2 miles W. of Johnston Peak. 518 Comment
  RSA643110  Chamaesyce melanadenia Orlando Mistretta 1992-9-16 806 Los Angeles San Gabriel Mountains: Oak Springs Trail; Tujunga Ranger District. 624 Comment
  RSA674632  Chamaesyce polycarpa var. polycarpa Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  RSA230193  Cheilanthes covillei R. F. Thorne 1969-7-2 38238 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  RSA533941  Cheilanthes newberryi T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5221 Los Angeles San Clemente Island. South-east end of island in the vicinity of Knob, 5100 feet NW of Guds. 271 Comment
  UCR277234  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  RSA423280  Chenopodium album Robert L. Dressler 1948-7-28 66 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  SD248396  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon borrom/Gabrieleno Trail to 0.5 mile upstream (Mt. Wilson 7.5'Q) 594 Comment
  SEINET12723482 Image available Chenopodium berlandieri R. G. Swinney 2011-1 15680 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  UCR223270  Chenopodium berlandieri R. G. Swinney 2009-8-19 11454 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  RSA423253  Chenopodium berlandieri E. S. Spalding 1931-7-31 s.n. Los Angeles Between Manhattan & Hermosa Beaches. Comment
  UCR147752  Chenopodium botrys L. C. Wheeler 1953-11-11 7054 Los Angeles District 5020, District 5020: Mission road El Sereno 124 Comment
  RSA606036  Chenopodium botrys L. C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon. 670 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  UCR272527  Chenopodium fremontii R. G. Swinney 2011-7-8 15468 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak 1256 Comment
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Jan 24 2017
  CLARK-A1528-2567  Chenopodium multifidum John C. Roos 1937-7-19 1159 Los Angeles Pasadena Comment
  RSA674748  Chenopodium murale Scott D. White, B. Leatherman 2001-7-25 8723 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  RSA478539  Chenopodium murale Fred H. Jensen 1921-7-10 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA478541  Chenopodium murale E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  CDA19998  Chenopodium pumilio Herrera 2002-7-25 PDR P 173113 Los Angeles Boething Treeland Farm, Long Valley Rd, Woodland Hills. 0 Comment
  RSA0120021  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA709812  Chorizanthe Gary D. Wallace, Ann Hiller 1983-5-18 2061 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA732843  Chorizanthe brevicornu var. brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles Mojave Desert: Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  UCR265468  Chorizanthe spinosa Jordan Zylstra 2015-6-5 15006 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1015 Comment
  IRVC26326  Chorizanthe staticoides A. C. Sanders, Andy Thompson 2003-4-15 26002 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA392670  Chorizanthe staticoides M. Bisbee 1917-5-12 70 Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA9703  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  SEINET13094759  Chorizanthe staticoides var. latiloba A. D. E. Elmer 3689 Los Angeles Acton. Comment
  RSA225695  Chrysanthemum coronarium R. F. Thorne, A. C. Gibson 1971-5-22 39730 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA0047918  Chrysolepis sempervirens R. G. Swinney 2010-9-23 13879 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA623960  Chrysolepis sempervirens Arthur R. Kruckeberg 8639 Los Angeles Islip - San Gabriel Mts. 2512 Comment
  RSA755610  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles Twin Peaks, west peak. 2299 Comment
  UCR193996  Chrysothamnus nauseosus R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM122622  Chrysothamnus nauseosus subsp. consimilis Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  RSA0036273  Chrysothamnus nauseosus subsp. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles San Gabriel Mts., Swartout Valley, 1 mile east of Wrightwood Lodge. 1828 Comment
  CAS-BOT-BC162780  Chylismia claviformis subsp. claviformis Louis C. Wheeler 1932-4-10 597 Los Angeles Portal Ridge near Elizabeth Lake 1036 Comment
  CHSC3733  Cirsium occidentale Suesie Boergadine 1966-5-12 Los Angeles San Raphael Mts. 213 Comment
  OBI63078  Cirsium occidentale var. californicum R. K. Brummitt & S. D. Boyd, S. D. Boyd 1998-5-25 20037 Los Angeles 14 km N of Castaic, near summit of Warm Springs Mt 1190 Comment
  RSA729318  Cirsium occidentale var. californicum R. G. Swinney 1998-7-2 6215 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCD130642  Cirsium occidentale var. californicum Daryl Koutnik 1978-6-25 557 Los Angeles One mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  UCSB7244  Cirsium occidentale var. occidentale Haller, Norman 1953-3-22 Los Angeles Santa Monica Mts., Mulholland Dr. near Sepulveda 457 Comment
  CDA1601  Cirsium undulatum E. M. Becker 1945-5-8 s.n. Los Angeles Walnut. 0 Comment
  POM249882  Cirsium undulatum Ed Johnson 1988-8-15 s.n. Los Angeles W of Citrus Ave, W. Covina. Comment
  RSA639149  Cirsium vulgare L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon Comment
  RSA643964  Cistanthe monosperma V. W. Steinmann 1996-5-17 916 Los Angeles San Gabriel Mountains, ca. 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
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Nov 8 2010
  SFV16172  Cistus ladanifer P. A. Krueger 1994-5-3 12 Los Angeles San Gabriel Mountains 8 miles on 2N25-2 from Highway 39. 900 Comment
  UCR51909  Cistus ladanifer Adelina Munoz 1988-4-16 104 Los Angeles Transverse Range; San Gabriel Mtns, Angeles National Forest, Big Santa Anita Canyon, along Water Trail to the fire road 610 Comment
  SBBG28051  Clarkia bottae I. W. Clokey, B. Templeton -May-1929 Los Angeles Mandeville Cyn 250 Comment
  UC142993  Clarkia bottae unknown Aug. 1910 Los Angeles Los Angeles Comment
  UCR130864  Clarkia bottae A. C. Sanders, D. Malueg 1998-6-22 22055 Los Angeles San Gabriel Mtns., Little Tujunga Canyon Road near mile post 12, 3.5 miles south of Bear Divide and 1 km (air) west of Dillon Divide 701 Comment
  UCSB4356  Clarkia bottae DeWitt, Jack 1959-5-15 Los Angeles Mint Canyon; at park 4.3 miles E of Solemint 609 Comment
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Nov 13 2014
  SFV6279  Clarkia cylindrica M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Oat Mountain. Along main ridge road. 1021 Comment
  SBBG60294  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CAS-BOT-BC172245  Clarkia cylindrica subsp. cylindrica Peter H. Raven 1959-5-3 14069 Los Angeles Mulholland Drive 0.5 miles east of Berverly Glen Boulevard, Santa Monica Mountains 411 Comment
  POM153247  Clarkia dudleyana C. L. Hitchcock 1928-5-1 45 Los Angeles Evey s canyon, near Claremont. 800 Comment
  RSA29727  Clarkia dudleyana Louis C. Wheeler 1932-5-28 781 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  RSA448255  Clarkia dudleyana Elbert Benjamine 1929-5-26 208 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA603784  Clarkia dudleyana Louis C. Wheeler 1948-6-17 6656 Los Angeles San Gabriel Mountains: West side Big Santa Anita Canyon, on trail from Chantry Flat to Camp Fry, ca. 2 miles S of West Fork. Comment
  RSA683320  Clarkia dudleyana LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1100 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCD104063  Clarkia dudleyana Clinton C. Shock 1980-6-16 141 Los Angeles Interstate Highway 5, 0.4 mile NW of Tejon Pass. 1219 Comment
  UCR238656  Clarkia dudleyana Anuja Parikh, Nathan Gale 2010-6-22 3357 Los Angeles Transverse Range, San Gabriel Mountains, Upper Shortcut Canyon, 1.1 km south of State Hwy 2 (Angeles Crest Hwy), 1.3 km southeast of intersection of State Hwy 2 and Upper Big Tujunga Canyon Road 1330 Comment
  POM3132  Clarkia epilobioides C. F. Baker 1904-5-5 4735 Los Angeles Claremont. Comment
  POM8249  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 3933 Los Angeles [Coldwater] Canyon 305 Comment
  LA45495  Clarkia purpurea subsp. quadrivulnera A. M. Johnson; 1934-5-4 4452 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC164726  Clarkia rhomboidea I. M. Johnston 1917-7-3 1404 Los Angeles San Antonio [Canon] Canyon 1524 Comment
  RSA165714  Clarkia unguiculata Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  RSA580452  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd 1994-5-11 7813 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA592843  Claytonia exigua subsp. exigua Steve Boyd, Orlando Mistretta 1996-5-1 8750 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA670425  Claytonia parviflora I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR125381  Claytonia parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25724 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA732813  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA679884  Claytonia parviflora subsp. viridis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -a Los Angeles East side of Punchbowl Canyon. 1585 Comment
  SFV15327  Claytonia perfoliata J. C. Dittes, D. Stolp 1990-3-10 34 Los Angeles San Gabriel Mountains 0.75 miles upstream of Big Tujunga flood control reservoir. 701 Comment
  SBBG20573  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-12-7 6335 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UC56763  Claytonia perfoliata subsp. mexicana Ernest Braunton 1902-3-30 164 Los Angeles Elysian Hills Comment
  CAS-BOT-BC91385  Clematis lasiantha Tim Ross; Steve Boyd 1992-7-5 6604 Los Angeles Liebre Mountains. Red Mountain. 1217 Comment
  RSA582499  Clematis lasiantha Tim S. Ross, S. D. Boyd 1993-5-23 7297 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
  RSA188488  Clematis ligusticifolia Robert F. Thorne, John Olmsted 1965-8-26 35408 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA386256  Clematis ligusticifolia Robert Gustafson 1981-7-15 2343 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA584958  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1990-6-1 2773 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR182846  Clematis ligusticifolia R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, along Big Dalton Canyon Rd, 1.2 mi NE of Glendora Mtn Rd., south side of road 427 Comment
  CAS-BOT-BC92815  Clematis pauciflora L. R. Abrams 1916-1-3 5571 Los Angeles Between Azusa and Duarte. Comment
  CLARK-A1528-2384  Cleomella obtusifolia John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  CAS-BOT-BC423121  Cleomella obtusifolia Cecil Hart 1925-9-5 s.n. Los Angeles Lancaster Comment
  POM187467  Cnicus benedictus L. C. Wheeler 1933-6-24 1879 Los Angeles Tujunga (Town) 533 Comment
  POM355814  Cnicus benedictus L. C. Wheeler 1933-9-26 2136 Los Angeles San Gabriel Canyon, San Gabriel Mts 365 Comment
  SFV3347  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles Mojave Desert Near Lancaster. Comment
  SBBG66398  Collinsia callosa R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  HSC20592  Collinsia heterophylla C. S. Apperson 1966-4-29 4 Los Angeles Tapia Park vicinity near Malibu Cyn. in Santa Monica Mnts. Comment
  RSA606178  Collinsia heterophylla Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  SEINET10317250 Image available Collinsia wrightii Wesley O. Griesel 1962-5-28 Los Angeles Big Pines, San Gabriel Mountains 1829 Comment
  RSA411144  Collomia grandiflora F. A. Thackery 1928-5-18 521 Los Angeles Tujunga Comment
  RSA0069420  Conium maculatum R. G. Swinney 2010-3-10 11797 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  SBBG95181  Constancea nevinii M. B. Dunkle 1928-5-27 1969 Los Angeles Hamilton Cyn Comment
  UC468954  Constancea nevinii F. M. Reed 1909-7-4 2806 Los Angeles near Avalon; Catalina Island 15 Comment
  RSA652786  Convolvulus arvensis S. Koukol, R. Koukol 1998-5-3 28 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  NY643143  Convolvulus arvensis H. E. Hasse 07 1888 4148 Los Angeles Comment
  POM307073  Convolvulus arvensis Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1937-8-19 1933 Los Angeles Below north Whittier Heights Comment
  RSA394793  Convolvulus arvensis Anstruther Davidson 1930-1 s.n. Los Angeles [Unspecified] Comment
  UC906448  Convolvulus arvensis Joseph Ewan 1933-6-29 10816 Los Angeles near Culver City; Ballona Creek Comment
  POM355827  Conyza bonariensis F. R. Fosberg 1931-7-10 5364 Los Angeles Eagle's Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  POM355844  Conyza canadensis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  RSA586064  Conyza canadensis Orlando Mistretta 1995-10-2 1930 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA198833  Conyza coulteri R. F. Thorne, D. Propst 1968-5-28 37679 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  UC56999  Cordylanthus rigidus subsp. setiger Miss E. D. Palmer July, 1902 11 Los Angeles Glendora Comment
  JEPS86574  Coreopsis bigelovii Roy E. Buck 1988-4-9 888 Los Angeles s side of Antelope Valley (e of Largo Vista Rd. ca. 3.1 rd. mi s of CA hwy. 138, on w facing slope above large wash) 1280 Comment
  POM355974  Coreopsis bigelovii Ora M. Clark 1920-3-30 1900 Los Angeles W Lancaster Comment
  RSA339275  Coreopsis bigelovii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54978 Los Angeles 2.5 miles S of Llano 1158 Comment
  UC1523435  Coreopsis bigelovii Robert F. Thorne, Walter Wisura, Suzanne Granger, and Pamela Burton 1982-4-20 54978 Los Angeles 0.25 to 0.50 mi n Bob's Gap (2.5 miles due s of Llano, n slope of Holcomb Ridge, Mojave Desert slopes); San Gabriel Mountains, Mojave Desert, Holcomb Ridge 1158 Comment
  UCR192041  Coreopsis bigelovii A. C. Sanders 2008-4-17 34951 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  SEINET3146399  Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  RSA670442  Coreopsis gigantea I. W. Clokey, B. C. Templeton 1929-03 4520 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
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Mar 6 2010
  UC625001  Coreopsis gigantea F. R. Fosberg 1931-3-27 S 4420 Los Angeles Pebble Beach Road Santa Catalina Island 50 Comment
  UCR143403  Coreopsis gigantea F. R. Fosberg 1931-3-27 S- 4420 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  CAS-BOT-BC105697  Corethrogyne filaginifolia Moxley 1920-8-28 812 Los Angeles Garpito Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC105715  Corethrogyne filaginifolia Ernest Braunton 1902-10-1 708 Los Angeles Ballona Comment
  UCR247995  Corethrogyne filaginifolia David J. Keil 1986-9-27 19737 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  UCR141865  Cornus sericea R. G. Swinney 1997-9-6 5861 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground], along boardwalk about 50 m N of Big Pines Highway 1866 Comment
  UCR205573  Coronopus didymus R. G. Swinney 2008-5-30 8878 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  LA94421  Cotula australis Louis Wheeler; 1932-5-7 687 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UC485345  Cotula australis C. F. Millspaugh 1920-3-8 4729 Los Angeles Avalon, Catalina Island Comment
  CAS-BOT-BC291369  Cotula coronopifolia Louis C. Wheeler 1932-4-21 642 Los Angeles U.C.L.A. Campus, West Los Angeles 121 Comment
  SBBG32022  Crassula connata R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -259 Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  UCR138496  Crassula connata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  JEPS47820  Cressa truxillensis W. F. Parish 1891-1 Los Angeles Long Beach Comment
  SBBG13486  Crocanthemum greenei E. R. Blakley 1962-10-5 5433 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  SD107910  Crocanthemum scoparium var. vulgare Larry DeBuhr 1977-4-16 2579 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  RSA0127212  Crocanthemum scoparium var. vulgare Louis C. Wheeler 1967-7-18 10108 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  HSC101376  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns.: Azusa, mouth of San Gabriel Canyon, 1 mi. north of Foothill Blvd. 201 Comment
  RSA479353  Croton californicus Johnstone 1937-7-25 s.n. Los Angeles Angeles Crest Blvd. Comment
  UCR178178  Croton californicus LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  RSA737074  Crypsis schoenoides Scott D. White, Justin M. Wood 2008-10-7 12559 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA783423  Cryptantha J. D. Olmsted 1959-3-27 322 Los Angeles On terrace 1/4 mile SW of stream gaging station below San Dimas Ranger station; Mt. Range: San Gabriel Mts; Drainage area: San Dimas Creek. 488 Comment
  SD260217  Cryptantha Dan S. Cooper 2012-4-30 412 5 Los Angeles Santa Monica Mountains: Topanga, west end of Robinson Road / Kim Trail, off North Topanga Canyon Blvd / Hwy 27. 281 Comment
  UCR192039  Cryptantha A. C. Sanders 2008-4-11 34858 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  RSA523931  Cryptantha barbigera G. H. True 1935-5-17 303 Los Angeles Hills S of Littlerock. 945 Comment
  CAS-BOT-BC189397  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-25 7881 Los Angeles Liebre Mountains. W Summit of Liebre Mountain 1708 Comment
  SFV3077  Cryptantha circumscissa M. L. Vincent 1962-5-7 224 Los Angeles Mojave Desert Highway, 1 mile south of Palmdale and Pearblossom turnoff. 1000 Comment
  POM3948  Cryptantha clevelandii Crawford, H. D. Hiatt 1916-3-28 573 Los Angeles Santa Monica Mountains. 305 Comment
  RSA0031372  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles Santa Catalina Island, ridges S of Grand Canyon. Comment
  UCR138551  Cryptantha decipiens Steve Boyd 1986-3-30 1515 Los Angeles Mojave Desert, Hwy 18, 0.5 mi east of jct with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA773010  Cryptantha decipiens R. F. Thorne 1963-5-15 31676 -b Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  CAS-BOT-BC174979  Cryptantha intermedia Timothy S. Ross; Steve Boyd 1994-7-7 8148 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  RSA187758  Cryptantha intermedia R. F. Thorne 1966-4-7 35974 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  UCR136844  Cryptantha intermedia John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA533890  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5164 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  SEINET12280825  Cryptantha intermedia J. F. Bright, Wyman, C. 1931-1 5502 Los Angeles foothills of Mt. Wilson Comment
  RSA0016892  Cryptantha intermedia var. johnstonii P. A. Munz, R. D. Harwood 1920-3-13 3319 Los Angeles San Jose Hills, 2 mi W of Pomona. 304 Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  RSA0076124  Cryptantha intermedia var. johnstonii T. S. Ross 1992-4-27 6245 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA grounds. 393 Comment
  RSA607969  Cryptantha micrantha L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  SEINET13386994 Image available Cryptantha micrantha var. lepida R. G. Swinney 2011-1 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  SD255675  Cryptantha micromeres Dan S. Cooper 2015-4-3 315 19 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, Los Angeles, Skyline Trail. (Burbank 7.5'Q) 182 Comment
  RSA682619  Cryptantha microstachys Scott D. White, Michael Honer 2003-5-7 9217 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR108462  Cryptantha microstachys L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  UCSB63962  Cryptantha microstachys White, Scott 1995-4-27 Los Angeles Upslope from Winter Canyon, near Pepperdine Univ.; N of Pacific Coast Hwy., E of Malibu Cyn. Rd., SW of Malibu Civic Center Way; USGS Malibu Beach Quad.; T1S, R17W, S31 91 Comment
  POM9045  Cryptantha microstachys P. A. Munz, R. D. Harwood 1920-5-15 3942 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  CHSC100170  Cryptantha muricata John Dittes 2006-5-30 1374 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  SD254559  Cryptantha muricata R. G. Swinney 2011-6-22 15246 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 Hwy (Waterman Mt 7.5'Q) 1780 Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0079123  Cryptantha muricata var. denticulata R. G. Swinney 1998-8-1 6630 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell. 1631 Comment
  SEINET13203242 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14598 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break (Glendora 7.5' Q.) (T1N R9W S8) 1006 Comment
  RSA0079384  Cryptantha muricata var. jonesii R. G. Swinney 1998-7-27 6490 Los Angeles San Gabriel Mtns.: Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  CAS-BOT-BC173168  Cryptantha muricata var. muricata Timothy S. Ross; Steve Boyd 1994-5-4 7628 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  SBBG125852  Cryptantha muricata var. muricata A. Parikh, N. Gale 2010-6-1 3242 Los Angeles Sierra Pelona 3.9 km W of State Hwy 14, 1.9 km SW of California Aqueduct; E Liebre Mts 1070 Comment
  RSA0079201  Cryptantha muricata var. muricata Orlando Mistretta 1994-4-29 1110 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N of Forest Road 4N20. 1372 Comment
  RSA571541  Cryptantha nevadensis var. rigida Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8306 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  UCR280900  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-1 16327 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  UCR281996  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16415 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SBBG63850  Cryptantha oxygona R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA616940  Cryptantha similis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA655931  Cupressus arizonica James Henrickson 2000-4-21 20716 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole; about 1 mile S of Hwy 138. Comment
  CAS-BOT-BC224476  Cuscuta californica Le Roy Abrams 1900-8-1 1028 Los Angeles Ballona Harbor Comment
  OBI74753  Cuscuta californica K. Dobry 1991-6-24 d 773 Los Angeles At Soka univ. Santa Monica MTs. Las Virgenes and Mulholland hwy Comment
  RSA781297  Cuscuta californica R. G. Swinney 2009-7-22 11368 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC75424  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  RSA0077384  Cuscuta californica var. californica Orlando Mistretta 1992-8-20 763 Los Angeles Transverse Ranges; San Gabriel Mts region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. Comment
  RSA631347  Cuscuta californica var. californica L. C. Wheeler 1967-7-6 9939 Los Angeles San Gabriel Canyon, across the river, south of the gauging station 274 Comment
  RSA54069  Cuscuta campestris J. T. Howell 1948-7-2 24765 Los Angeles Redondo Beach. Comment
  RSA647904  Cuscuta pentagona LeRoy Gross, Wayne Law 2000-8-8 253 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  JEPS47134  Cuscuta subinclusa Frank W. Peirson 1918-8-6 261 Los Angeles old trail to Mt. Wilson 609 Comment
  SBBG57105  Cynodon dactylon M. N. Ackley -Aug-1928 36 Los Angeles Eagle Rock Comment
  UCR162510  Cyperus difformis Anuja Parikh, Nathan Gale 2004-9-15 2100 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  OBI45102  Cyperus eragrostis J. Ewau 1931-7-31 4778 Los Angeles Telegraph Rd near Santa fe Crossing Comment
  UCR92111  Cyperus eragrostis B. G. Pitzer, Paul Gomez 1996-8-28 2745 Los Angeles Harbor City/City of Wilmington, Harbor Regional Park, at the intersection of Pacific Coast Hwy (State Hwy 1) & Vermont Ave. 4 Comment
  UCR194087  Cyperus niger A. C. Sanders, Dan S. Cooper 2008-1-11 34416 Los Angeles South Coast; Los Angeles Basin, Long Beach, El Dorado Park, near 605 Fwy, Willow St. and the San Gabriel River 1 Comment
  RSA365111  Cyperus odoratus F. R. Fosberg 1930-10-12 S- 3945 Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] 20 Comment
  UC57101  Cyperus odoratus Ernest Braunton July 1902 578 Los Angeles L.A. River Comment
  UC838477  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles 3 mi. n. Pomona (Garey Ave.) Comment
  RSA92300  Cyperus virens F. W. Peirson 1918-4-28 1609 Los Angeles Southeast of El Monte. Comment
  RSA167862  Cytisus linifolius R. F. Thorne, P. C. Everett 1964-2-6 33277 Los Angeles Santa Catalina Island. On road from airport to horse ranch, E of Little Harbor Comment
  UCR153477  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-7-26 38216 Los Angeles San Gabriel Mtns, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  UCR194013A  Datisca glomerata R. G. Swinney 1998-8-17 6776 Los Angeles San Gabriel Mtns., side canyon along Heaton Flat Trail, c. 1/4 mile east of trailhead at Heaton Flat in San Gabriel Canyon 732 Comment
  RSA3736  Daucus pusillus C. B. Wolf 1932-5-10 3526 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 Comment
  RSA780002  Daucus pusillus R. G. Swinney 2009-4-7 10294 -A Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  POM12330  Daucus pusillus F. L. Robinson 1921-5-18 81 Los Angeles Claremont. 365 Comment
  CATA3150  Deinandra clementina Amy Catalano 2016-6-2 137 Los Angeles Santa Catalina Island: Thompson Reservoir Road, near gate to stables 169 Comment
  CAS-BOT-BC299299  Deinandra fasciculata L. R. Abrams; I. L. Wiggins 1931-7-3 303 Los Angeles Santa Barbara Island Comment
  SBBG17761  Deinandra fasciculata P. H. Raven 1962-5-9 17689 Los Angeles rd above Pyramid Cove 121 Comment
  CAS-BOT-BC9097  Delphinium cardinale Louis Cutter Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, 0.25 miles south of Arrow Highway Comment
  RSA226133  Delphinium cardinale Robert F. Thorne, C. W. Tilforth 1971-6-17 39924 Los Angeles 0.6 mi. below Bear Divide station, San Gabriel Mountains, Angeles National Forest 732 Comment
  RSA683319  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UC854075  Delphinium cardinale Ira W. Clokey, B. Templeton 1929-8-1 4601 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  RSA394500  Delphinium cardinale R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  RSA0088146  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UC2026432  Delphinium parishii Louis C. Wheeler 1975-6-8 s.n. Los Angeles SAN GABRIEL MOUNTAINS: ca. 1 mile E of mouth of little Tujunga Canyon. Comment
  UCR223352  Delphinium parishii R. G. Swinney 2009-5-20 10837 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR140167  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA398733  Delphinium parryi subsp. parryi I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0029535  Delphinium parryi subsp. purpureum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles Nat'l Forest; On the road between Liebre and Sawmill Mountains 1463 Comment
  RSA0102432  Delphinium patens subsp. hepaticoideum G. F. Orr 1956-4-28 s.n. Los Angeles Malibu Canyon. 610 Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  RSA648683  Dendromecon rigida Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 32 Los Angeles 5.2 miles past [the] Pasadena on rocky cliff on left side of road as one is going up into mountains, no pull off. Comment
  RSA755571  Deschampsia danthonioides R. G. Swinney 2008-7-24 9336 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR223519  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 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
  RSA248843  Descurainia pinnata subsp. menziesii R. F. Thorne 1973-4-11 42858 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA670622  Dicentra chrysantha Bonnie C. Templeton, I. W. Clokey 1930-5-10 1471 Los Angeles North end of Bouquet Canyon. 800 Comment
  CAS-BOT-BC499444  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone., San Clemente Island, Comment
  POM243783  Dichelostemma capitatum subsp. capitatum F. R. Fosberg 1931-3-25 S 4369 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 50 Comment
  RSA666507  Dicksonia antarctica F. C. Boutin 1960-4-1 s.n. Los Angeles Temple City. J. Fasset garden on Serrano Dr. (El Monte 7.5 Q; 34 05 33 N, 118 04 10 E). Alt: 110m/360 ft. 110 Comment
  POM356424  Dicoria canescens Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  UCD64075  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica. Comment
  RSA0019261  Dimorphotheca ecklonis Scott D. White 1995-12-5 3772 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR271871  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12099 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  CAS-BOT-BC152891  Diplacus brevipes Le Roy Abrams 1899-8-1 335 Los Angeles Ballona Harbor Comment
  SBBG66726  Diplacus constrictus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SBBG98600  Diplacus johnstonii T. Ross, S. Boyd 1990-6-6 2879 Los Angeles Piru Ponds, SW end of pond 644 Comment
  SD217383  Diplacus parviflorus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4421 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  CATA1814  Distichlis spicata Benjamin E. Carter 2012-8-23 7002 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 0 Comment
  RSA0001937  Dithyrea maritima Anstruther Davidson 1892-1 1865 Los Angeles Redondo. Comment
  SEINET4091191  Dodecatheon clevelandii R. Moran 1941-1 604 Los Angeles South of Johnson's Valley, Santa Catalina Island. 200 Comment
  RSA592361  Dodecatheon clevelandii subsp. insulare Mark Hoefs 1974-3-28 415 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  CAS-BOT-BC67904  Dryopteris arguta Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC67908  Dryopteris arguta unspecified 1901-4-14 3851 Los Angeles Arroyo Seco Canyon Comment
  CHSC34392  Dryopteris arguta Philip A. Silverstone 1978-8-20 322 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km fron jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Comment
  LA2187  Dryopteris arguta W. Scott Lewis; 1085 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  POM8268  Dryopteris arguta P. A. Munz 1920-5-17 3973 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA592501  Dryopteris arguta Mark Hoefs, Doug Propst 1973-3-14 123 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  RSA723078  Dryopteris arguta LeRoy Gross, Naomi Fraga 2006-1-20 s.n. Los Angeles East end of the Verdugo's. North side of the main crest. A small draw south of Deer Creek that drains into Deer Creek, off of Beaudry Road. Southwest of Debris Basin. 412 Comment
  RSA649988  Dryopteris arguta Marion P. Harthill 1972-4-8 666 Los Angeles Glendora Mt. Rd., Angeles Nat. For. 762 Comment
  RSA650210  Dryopteris arguta Brinkerhoff 1949-2-2 s.n. Los Angeles Below Cal Poly, San Dimas. 182 Comment
  UCR147050  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-7-6 9935 Los Angeles San Gabriel Mountains, San Gabriel Canyon 274 Comment
  UC147287  Dudleya hassei Blanche Trask 1903-5-2 Los Angeles Avalon Santa Catalina Island Comment
  SD2084  Dudleya lanceolata Ruth B. Randall 1925-4-1 278 Los Angeles Mint Canyon Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA136787  Dudleya multicaulis Percy C. Everett, E. K. Balls 1960-5-6 24107 Los Angeles Way Hill, S side of Gladstone Road, San Dimas Comment
  SBBG65266  Dysphania ambrosioides F. Davis -Jul-1928 109 Los Angeles Verdugo Wash, Glendale 243 Comment
  SD112655  Dysphania botrys D. F. Howe 1956-7-1 2550 Los Angeles Tujunga Can, San Gabriel Mts. 456 Comment
  CAS-BOT-BC197139  Echinochloa crus-galli 12 Sept. 527 Los Angeles Los Angeles Comment
  UC1870175  Echium candicans LeRoy Gross 2004-3-19 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  SD69663  Ehrharta calycina Robert F. Thorne, Reed Rollins et al 1967-5-18 36741 Los Angeles Santa Catalina Island, above lower end Bulrush Canyon 244 Comment
  HSC101302  Ehrharta erecta R. G. Swinney 2009-3-28 10188 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  SBBG119545  Eleocharis montevidensis V. Soza, L. Moore 2000-6-14 1013 Los Angeles spring at Big Cienega, ca. 0.6 mi NE of Deer Flat Cmpgrd along S Hawkins Rd (FS Rd 3N07.2) 1981 Comment
  RSA596421  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3358 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  CAS-BOT-BC207180  Elymus elymoides subsp. elymoides Timothy S. Ross 1994-5-31 7961 Los Angeles Pacifico Mountain, W slope, ca 315 m WSW of the 7124-ft summit - San Gabriel Mountains 2109 Comment
  RSA229122  Elymus elymoides subsp. elymoides R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38859 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Angeles Crest Highway at headwater of South Fork, Big Rock Creek, ca. 1.7 miles south of Dawson Saddle. 2317 Comment
  RSA0091102  Elymus glaucus R. G. Swinney 2011-8-17 15646 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA714679  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles Western Transverse Range: private dirt road along crest of range, above Salt Canyon 976 Comment
  SBBG117007  Elymus glaucus S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1547 Los Angeles S side of Fern Cyn (one of the middle S forks of Cottonwood Cyn), above first crk crossing in rd up Fern Cyn, ca. 0.5 mi upstream from jct with Cottonwood Cyn Rd 182 Comment
  RSA188521  Elymus glaucus subsp. glaucus R. F. Thorne, John Olmsted 1965-8-26 35385 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA594671  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-7-30 10251 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA609968  Emex spinosa Louis C. Wheeler 1970-5-14 s.n. Los Angeles Watts: 103rd Street and Grandee Street. Comment
  RSA628720  Encelia actoni R. S. Woglum 1942-5-20 3331 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. . Comment
  UCD131196  Encelia actoni Kenneth A. Wilson 1961-4-26 1163 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  POM356644  Encelia californica F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  RSA674878  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie L. Soza 2003-2-10 723 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  POM145530  Endolepis covillei J. B. Feudge 1925-5-23 1885 Los Angeles Near Lancaster. 716 Comment
  HSC24950  Ephedra nevadensis James Henrickson 1968-4-27 2760 Los Angeles 2 mi. W of Little Rock along Hwy. 138, Mojave Desert 854 Comment
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR280076  Ephedra nevadensis Onkar Singh 2016-4-2 5693 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  LA6823  Ephedra viridis Carl Epling; 1931-10-25 sn Los Angeles Bald Mountain-Liebre Mountain, Between Sandbergs and Pine Canyon Comment
  UCR193477  Ephedra viridis R. G. Swinney 1999-6-5 7273 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  UCR132295  Epilobium canum 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
  RSA251421  Epilobium canum subsp. canum Robert F. Thorne 1966-4-17 36115 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA596196  Epilobium canum subsp. canum Lauren Raz, Steve D. Boyd 1996-10-23 29 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 610 Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  UCD105424  Epilobium canum subsp. canum Jon A. Nickoloff 1973-5-21 504 Los Angeles Ca. 3 miles SE on Devil's Canyon Trail, San Gabriel Mountains. 1066 Comment
  UCR100422  Epilobium canum subsp. canum Scott D. White, Pam DeVries 1997-11-25 6035 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  RSA591465  Epilobium canum subsp. latifolium Louis C. Wheeler 1966-10-12 8970 Los Angeles San Gabriel Mountains. Susanna Canyon, ca. 100 m downstream from falls. 549 Comment
  UCR199985  Epilobium ciliatum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1363 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  UCR259171  Epilobium ciliatum R. G. Swinney 2010-6-23 13359 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA0050042  Epilobium ciliatum Wendy Boes, Andrew Wheeler 2009-7-13 2009 -052 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.3 1981 Comment
  RSA162772  Epilobium ciliatum subsp. ciliatum J. D. Olmsted 1959-5-13 622 Los Angeles In Evey Canyon, 1/4 mi. west of San Antonio Canyon. 701 Comment
  RSA588320  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-6-26 S- 3026 Los Angeles Lower Ballona Creek. 9 Comment
  RSA588349  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA660832  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Valerie Soza 2001-6-6 429 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  SD114103  Epilobium ciliatum subsp. ciliatum Darley F. Howe 1947-8-26 1747 Los Angeles San Gorgonio trail from north side. 2438 Comment
  RSA616929  Epilobium densiflorum Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  POM247922  Epilobium glaberrimum subsp. glaberrimum Joseph A. Ewan 1936-8-13 10035 Los Angeles Sufts about the margin of spring hole, Lamel Springs on N slope of N Baldy 2652 Comment
  RSA747069  Epipactis gigantea Richard G. Swinney 2008-5-30 8908 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Nov 15 2010
  RSA792096  Epipactis gigantea Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0096 Los Angeles South side California State Route 2 near mile marker 67.7 2311 Comment
  UC2026396  Epipactis gigantea Louis C. Wheeler 1964-5-9 8472 Los Angeles SAN GABRIEL MOUNTAINS: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  POM175361  Epipactis gigantea E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  SEINET6166317  Epipactis gigantea G. B. Grant June 1904 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  MACF015285  Equisetum laevigatum F. A. MacFadden 1931-6-8 10674 Los Angeles Tuna Canyon, Beverly Hills 350 Comment
  UCSB8212  Equisetum laevigatum Wedberg, H. 1958-7-3 Los Angeles 5 mi below Crystal L., San Gabriel Mtns. Comment
  CAS-BOT-BC57754  Equisetum telmateia Le Roy Abrams 1902-6-12 2531 Los Angeles Ballona creek, near Mesmer. Comment
  CAS-BOT-BC204477  Eragrostis cilianensis Ernest C. Twisselmann 1970-10-17 17549 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  CAS-BOT-BC284122  Eragrostis pectinacea var. pectinacea John Thomas Howell 1927-9-30 3126 Los Angeles Los Angeles River bed east of Griffigh Park, Los Angeles Comment
  UCR21045  Eragrostis pectinacea var. pectinacea John C. Roos 1940-9-6 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  UC1180504  Eranthemum pulchellum H. W. Shepherd 1940-6-15 Los Angeles At Del Amo nursery; Compton, California Comment
  RSA421557  Eremocarpus setiger Edwin Kline 1924-6-22 a.n. Los Angeles foothills, Mt. Wilson. Comment
  RSA421760  Eremocarpus setiger Larry E. DeBuhr, Gary D. Wallace 1972-9-3 706 Los Angeles San Clemente Island, on top of Thirst Peak. 579 Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  IRVC29107  Eriastrum densifolium A. C. Sanders, Mark A. Elvin 2003-6-20 27005 Los Angeles lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle Western Transverse Range/Santa Clara River Watershed 305 Comment
  JEPS116899  Eriastrum densifolium David Gowen 2008-6-20 955 Los Angeles Plum Canyon Road at drainage from north, just southwest of following coordinates. Comment
  SEINET12278716  Eriastrum densifolium C. L. Abbott 1926-1 s.n. Los Angeles Comment
  RSA0107949  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd 1991-7-24 5671 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0108911  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-16 137 Los Angeles San Jacinto Mts. Thomas Mtn Road 1.5 km west of thomas Mtn. Campground, both sides of road. 1939 Comment
  UCR141732  Eriastrum densifolium subsp. densifolium L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mtns, East Fork of Alder Creek off Big Tujunga 1494 Comment
  SD234470  Eriastrum densifolium subsp. elongatum Mark S. Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns.: Lower Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400 m N of western end of Wentworth St in ciry of Sunland (Sunland 7.5' Q) 377 Comment
  CAS-BOT-BC514871  Eriastrum pluriflorum subsp. sherman-hoytiae W. R. Dudley; F. H. Lamb 1896-6-4 4311 Los Angeles Near Lancaster Comment
  SJSU13399  Eriastrum sapphirinum C. W. Sharsmith 1943-9-10 4581 Los Angeles Mohave Desert near Llano Comment
  UC1123877  Eriastrum sapphirinum H. S. Yates 1936-8-28 6368 Los Angeles 2 mi se Big Pine Park; San Antonio Quadrangle Comment
  UCR242049  Eriastrum sapphirinum Dan S. Cooper 2012-6-22 612- 27 Los Angeles Western Transverse Range; Santa Monica Mountains, Topanga, Will Geer Road 405 Comment
  VVC2936  Eriastrum sapphirinum Tim Thomas 2014-5-4 6300 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  JEPS69103  Eriastrum sapphirinum Frank W. Peirson 1921-7-1 922 Los Angeles Arraster Creek San Gabriel Mountains (n slope of mt.) 944 Comment
  RSA0122861  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1999-6-18 7280 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  CAS-BOT-BC514939  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  RSA0030710  Eriastrum sapphirinum subsp. dasyanthum Pam De Vries 2014-3-25 7874 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA0121295  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 s.n. Los Angeles Laurel Canon, Santa Monica Mountains. Comment
  UCR281297  Eriastrum sapphirinum subsp. sapphirinum R. G. Swinney 2014-4-18 16120 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA587221  Ericameria cooperi Orlando Mistretta, Christine Mistretta 1995-5-2 1671 Los Angeles San Gabriel Mountains: Carr Canyon. 1052 Comment
  UC1293711  Ericameria cooperi var. cooperi P. C. Everett and E. K. Balls 1959-5-22 23803 Los Angeles 13.6 mi se of Elizabeth Lake (dry sandy slope) 548 Comment
  RSA773806  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA776327  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC298893  Ericameria nauseosa var. bernardina H. E. Hasse 1893-8-24 s.n. Los Angeles Near Acton. San Gabriel Range 1828 Comment
  CAS-BOT-BC298898  Ericameria nauseosa var. bernardina Joseph Andorfer Ewan 1936-8-2 9892 Los Angeles 1.5 miles below head of Cedar Canyon off Mescal Canyon, San Gabriel Mts Comment
  CAS-BOT-BC299015  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10586 Los Angeles 16 km W of Lancaster, Antelope Valley Comment
  UCR5059  Ericameria nauseosa var. hololeuca Mark A. Dimmitt 1970-10-20 s.n. Los Angeles Western Mojave Desert, [toward] Cajon Pass, c. 4 mi above Llano 1220 Comment
  CAS-BOT-BC298047  Ericameria nauseosa var. mohavensis Le Roy Abrams; E. A. McGregor 1908-7-2 625 Los Angeles Rock Creek, San Gabriel Mts 1158 Comment
  CAS-BOT-BC299513  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide, Santa Monica Mts. 518 Comment
  CAS-BOT-BC299518  Ericameria palmeri var. pachylepis Peter H. Raven 1957-11-14 11405 Los Angeles U.C.L.A. campus, west Los Angeles Comment
  RSA292676  Ericameria pinifolia James Henrickson 1979-5-23 3 Los Angeles ca. 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 396 Comment
  UC579514  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi ssw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  POM357480  Erigeron divergens Anstruther Davidson 1910-07 2508 Los Angeles Hollywood Comment
  UCR271174  Erigeron foliosus R. G. Swinney 2011-7-8 15496 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC296180  Erigeron foliosus var. foliosus F. W. Peirson 1920-5-12 231 Los Angeles San Gabriel Wash near Foothill Boulevard 182 Comment
  LA105048  Erigeron foliosus var. foliosus Barry A. Prigge; 1988-7-3 8182 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School track 316 Comment
  POM304738  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 142 Los Angeles Soldiers Creek. Comment
  RSA18412  Erigeron foliosus var. stenophyllus C. B. Wolf 1927-7-27 691 Los Angeles Ridge Route Road, 10 miles N of Sandburg. Comment
  SFV15346  Eriodictyon crassifolium J. C. Dittes, C. Dittes 1990-3-31 63 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 396 Comment
  RSA222244  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA587610  Eriodictyon crassifolium var. nigrescens Orlando Mistretta 1994-4-29 1139 Los Angeles San Gabriel Mountains, Santiago Canyon. 1143 Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SFV8265  Eriodictyon parryi T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1622 Los Angeles San Gabriel Mountains Along Angeles Crest Highway, at head of Upper Big Tujunga Canyon, southeast of Charleton Flats. 1677 Comment
  SBBG65120  Eriodictyon trichocalyx R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  UCR223150  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCSB5288  Eriodictyon trichocalyx var. trichocalyx Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  PASA1483  Eriogonum angulosum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA766415  Eriogonum baileyi Fay A. MacFadden 1929-11-2 86 Los Angeles Near Palmdale 823 Comment
  IRVC27446  Eriogonum baileyi var. baileyi David Charlton, Robb Fishman 1990-8-30 3905 Los Angeles NE Palmdale, corner of Ave "P" and Sierra Hwy. Western Mojave Desert 793 Comment
  SD234490  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3003 Los Angeles Santa Carita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126. 289 Comment
  RSA393106  Eriogonum brachyanthum L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert near mouth of Little Rock Creek. Comment
  UC634602  Eriogonum brachyanthum Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA303971  Eriogonum cinereum James R. Shevock 1978-9-16 2273 Los Angeles Point Dume. 6 Comment
  SBBG28198  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles lower Topanga Cyn, about 1.5 mi E of ocean beach Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  JEPS56689  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-3 8396 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  RSA642100  Eriogonum davidsonii Orlando Mistretta 1994-7-22 1447 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  RSA393172  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA393501  Eriogonum elongatum var. elongatum A. R. Roos 1922-11-8 s.n. Los Angeles San Gabriel Mountians: Lytle Creek Canyon 915 Comment
Read comments
Aug 18 2012
  UCR210490  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2008-11-30 9867 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  CDA12036  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. 1676 Comment
  RSA596220  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-11 3401 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA672296  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-1-19 30940 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UCR273394  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-3-18 14140 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA599497  Eriogonum fasciculatum var. polifolium Steve Boyd, Lauren Raz 1997-3-25 9322 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UC635080  Eriogonum fasciculatum var. polifolium Herbert L. Mason 1926-4-26 2962 Los Angeles 4 mi w Saugus Comment
  CAS-BOT-BC250292  Eriogonum giganteum var. giganteum Timothy S. Ross; Annette H. Ross 1991-6-3 5548 Los Angeles San Jose Hills: west edge of California State Polytechnic University, Pomona 280 Comment
  RSA393370  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon, Santa Catalina Island. 30 Comment
  CAS-BOT-BC253470  Eriogonum gracile LeRoy Abrams 1900-8-1 1041 Los Angeles Ballona Harbor Comment
  UC72558  Eriogonum gracile Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  SD38717  Eriogonum gracile Edith A. Purer 1933-10-7 5596 Los Angeles stabilized sand dunes, El Segundo Comment
  RSA779252  Eriogonum gracile var. gracile Pam De Vries 2011-6-16 7770 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
  CAS-BOT-BC252233  Eriogonum grande var. grande G. B. Grant 1906-9-1 7169 Los Angeles Catalina Is. Comment
  UCR209253  Eriogonum maculatum R. G. Swinney 2008-10-8 9524 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  RSA641074  Eriogonum microtheca var. corymbosoides Orlando Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mountains. Comment
  RSA641311  Eriogonum microtheca var. corymbosoides Orlando Mistretta 1995-09 1953 Los Angeles San Gabriel Mountains: Headwaters of Little Rock Creek off of Angeles Crest Highway. Comment
  RSA749081  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2005-8-17 8493 Los Angeles Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail. 1402 Comment
  UCR209278  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-9-12 9444 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CHSC113757  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -8 Los Angeles Los Angeles County. Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1500 meters from Bouquet Canyon Road in Santa Clarita. Alt.: 491m/1610ft. UTM Zone 11S; 366107. 08E 3814909.99N. Comment
  RSA755449  Eriogonum plumatella R. G. Swinney 2008-10-7 9477 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC267755  Eriogonum roseum A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  CAS-BOT-BC267576  Eriogonum saxatile Le Roy Abrams 1901-7-10 1901 Los Angeles Wilson's Peak 1767 Comment
  UCR192011  Eriogonum saxatile A. C. Sanders 2008-4-17 34918 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  UCD101452  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains, summit of Mt. Hawkins. 2697 Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC1348911  Eriogonum umbellatum var. munzii Robert F. Thorne and John Olmstead 1965-8-26 35365 Los Angeles along ridge near upper end of Holiday Hill Ski Lift; San Gabriel Mts., Angeles National Forest, Blue Ridge 2468 Comment
  UC6546  Eriogonum wrightii var. subscaposum Dr. A. Davidson 1892-1 Los Angeles Wilson's Peak Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  POM158264  Eriophyllum confertiflorum M. B. Dunkle 1928-5-27 1970 Los Angeles Hamilton Canyon, Santa Catalina Island. 46 Comment
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Jun 5 2014
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  UCR209528  Eriophyllum confertiflorum R. G. Swinney 2008-7-3 9162 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR223531  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10911 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0035038  Eriophyllum confertiflorum Bruce Haines 1962-4-5 173 Los Angeles Mint Canyon Campground, 7.7 miles Northeast of Solemint on U.S. 6. 609 Comment
  CHSC83589  Eriophyllum confertiflorum var. confertiflorum John Dittes; Gina Hall 1990-7-19 257 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, north of Angeles Crest Highway. Growing upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  RSA226021  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, C. W. Tilforth 1971-6-29 40664 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA660099  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1992-6-12 551 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC1584896  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Steve Boyd 1991-7-24 5610 Los Angeles ridge nne of Granite Mountain (Pacifico Mountain USGS 7.5 ft quad, Granite Mountain vicinity); Pacifico Mountain Quadrangle 1892 Comment
  UC557660  Eriophyllum confertiflorum var. confertiflorum Nell Murbarger 1936-3-1 69 Los Angeles e side San Clemente Island Comment
  POM175388  Eriophyllum confertiflorum var. confertiflorum West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA596166  Eriophyllum wallacei L. C. Wheeler 1967-5-12 9455 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA584172  Erodium botrys Tim S. Ross 1990-5-15 2354 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
  UC1215134  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles Wilson Cove San Clemente Island 60 Comment
  UCR200142  Erodium cicutarium Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 806 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 549 Comment
  UCR272544  Erodium cicutarium R. G. Swinney 2011-5-6 14583 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  CAS-BOT-BC211091  Eryngium aristulatum var. parishii Le Roy Abrams 1901-7-20 1863 Los Angeles Wiseburn Comment
  LA51505  Erysimum capitatum var. capitatum O. H. Kappler; 1941-4-14 202 Los Angeles Santa Monica Mountains, Las Virgenes Canyon 243 Comment
  RSA433653  Eschscholzia californica Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  RSA433678  Eschscholzia californica A. G. Goodwin 1940-05 s.n. Los Angeles San Fernando Comment
  RSA652132  Eschscholzia californica A. E. Hersh 1950-6-28 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  RSA250625  Eschscholzia californica subsp. californica Robert F. Thorne 1971-4-2 41409 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  SBBG45407  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles near Palmdale Comment
  CAS-BOT-BC83103  Eschscholzia minutiflora H. L. Mason 1926-4-27 3043 Los Angeles Rock Creek. Comment
  UCR188653  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1576 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  UCR189391  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1575 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  OBI69848  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 23 Los Angeles Near Tarzana Park, end of Beckford Rd Comment
  RSA673622  Eucalyptus globulus LeRoy Gross 2003-1-25 687 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  RSA0012820  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG92291  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  UCR178050  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. Climbs to main crest 549 Comment
  POM7010  Eucrypta chrysanthemifolia P. A. Munz, G. Williams 1919-4-5 2434 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA746624  Eucrypta chrysanthemifolia R. G. Swinney 2008-4-10 8636 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SBBG31474  Eucrypta chrysanthemifolia R. F. Thorne 1966-4-5 35840 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UCR271890  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-28 12404 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA420825  Eucrypta chrysanthemifolia H. L. Bauer 1932-03 1538 Los Angeles Santa Monica Mts. Comment
  RSA675865  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2003-3-7 767 Los Angeles 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. 564 Comment
  SFV2531  Eulobus californicus M. L. Vincent 1962-4-6 162 Los Angeles Santa Monica Mountain Old Topanga Canyon Road, 3 miles south of Ventura Blvd. Hillside. 400 Comment
  RSA758075  Euphorbia albomarginata D. E. Bramlet, Jennifer Pareti 2008-4-14 4188 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  CDA37941  Euphorbia lathyris Michael O Brien 2012-7-8 s.n. Los Angeles Lower Topanga Canyon State Park. 0 Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 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
  CDA36825  Euphorbia peplus M. O Brien 2012-1-26 s.n. Los Angeles Malibu; La Piedra State Beach. 0 Comment
  UCR215134  Euphorbia terracina Sarah C. Pasquini 2008-4-19 18 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  RSA613503  Euthamia occidentalis L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  SFV7065  Euthamia occidentalis T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  SBBG80290  Extriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles Wilson Cove Comment
  RSA608755  Feijoa sellowiana Louis C. Wheeler 1963-10-10 8404 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  UCR108206  Festuca microstachys L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  LA13115  Festuca myuros Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0091350  Festuca octoflora R. G. Swinney 2011-4-1 14300 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CATA994  Festuca temulenta Mark L. Hoefs 1994-5-21 1868 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  SD30985  Festuca temulenta Edith A. Purer 1931-3-12 984 Los Angeles Palos Verdes Hills, along roadside Comment
  CAS-BOT-BC487551  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -348 Los Angeles City of Los Langeles, Toluca Terrace, E side of Cahuenga Blvd, S ca 0.2 mi from Magnolia Blvd. 188 Comment
  CAS-BOT-BC502102  Ficus microcarpa R. E. Riefner, Jr. 2015-4-18 15 -118 Los Angeles City of Los Angeles, Westlake, MacArthur Park, W of S. Alvarado St. alog 7th St. 84 Comment
  RSA0116296  Ficus microcarpa R. E. Riefner Jr. 2014-8-11 14 -288 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. between Quincy Ave. and Park Ave. 4 Comment
  RSA611772  Filago californica L. C. Wheeler 1934-4-17 2530 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  UCR190408  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  POM11359  Filago californica F. L. Robinson 1921-5-18 83 Los Angeles Claremont. 365 Comment
  SFV12561  Forestiera pubescens M. H. Grayum, D. L. Koutnik 1977-11-25 893 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA151205  Frankenia grandifolia Peter H. Raven 1962-7-11 18014 Los Angeles Wilson's Cove; San Clemente Island. 61 Comment
  RSA391392  Frankenia grandifolia M. B. Dunkle 1933-9-30 3822 Los Angeles San Gabriel River, Long Beach. 9 Comment
  CATA1365  Frankenia salina Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2484 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  LA200502  Frankenia salina L. Larson; 1928-4-21 98 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  RSA505037  Frankenia salina S. J. Myers 1989-6-28 s.n. Los Angeles Ca. 3 mi. W of Palmdale: 1 mi. SE of intersection of Elizabeth Lake Road and the California Aqueduct. Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA628582  Frasera neglecta Louis C. Wheeler 1967-7-15 10059 Los Angeles Mt. Waterman, on W ridge. 1951 Comment
  RSA0091976  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2011-11-1 15949 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UCSB70302  Fraxinus velutina Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  OBI80785  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 233 Comment
  SEINET8716151 Image available Fritillaria biflora Louis C. Wheeler 1932-1 453 Los Angeles Near mouth San Dimas Canyon, San Gabriel Mts. Alt. 1400 ft. 427 Comment
  UCR90329  Fritillaria pinetorum Ed LaRue 1992-7-18 SGM- 15 Los Angeles San Gabriel Mtns., [west of] Wrightwood, 0.25 mi east of parking lot above Mountain High Ski area Comment
  CAS-BOT-BC223023  Galium angustifolium A. C. Sanders; T. B. Salvato 2009-5-29 37035 Los Angeles San Gabriel Valley: Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCR190796  Galium angustifolium R. G. Swinney 2001-5-18 7936 Los Angeles San Gabriel Mtns./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
  UCD121569  Galium angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles Small canyon 1/2 mi e of intersection of Colima Rd and Punta del Este Ave, n of Whittier. 1554 Comment
  RSA87107  Galium angustifolium subsp. angustifolium J. T. Howell 1931-5-29 6564 Los Angeles Hills of Santa Monica Mts. at Santa Monica. Comment
  POM96972  Galium angustifolium subsp. angustifolium Philip A. Munz 1925-5-23 9433 Los Angeles San Gabriel Canyon. 488 Comment
  UCR270912  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-5-26 14874 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA592813  Galium aparine Steve D. Boyd, Orlando Mistretta 1996-5-1 8754 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  SBBG20558  Galium aparine E. R. Blakley 1963-12-7 6338 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  RSA157785  Galium aparine var. echinospermum Peter H. Raven 1962-5-8 17595 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove. 9 Comment
  CAS-BOT-BC217454  Galium catalinense Geo. B. Grant No date on label. 2282 Los Angeles Avalon Isthmus Comment
  CAS-BOT-BC217463  Galium catalinense Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CAS-BOT-BC217468  Galium catalinense Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  UCR143197  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  RSA3706  Galium catalinense subsp. catalinense Carl B. Wolf 1932-5-11 3553 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  UCD121754  Galium catalinense subsp. catalinense Robert F. Thorne; P. C. Everett 1964-2-6 33299 Los Angeles Above Fourth of July Cove, Santa Catalina Island. 30 Comment
  CAS-BOT-BC217510  Galium grande Le Roy Abrams 1901-4-15 1516 Los Angeles Wilson's Peak Comment
  RSA602749  Galium jepsonii Louis C. Wheeler 1967-8-1 10209 Los Angeles San Gabriel Mountains: Granite Mt.. . Comment
  UCR223183  Galium johnstonii R. G. Swinney 2009-7-22 11315 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  POM17602  Galium parishii Philip A. Munz 1923-8-30 7663 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA600354  Galium porrigens Steve D. Boyd, Lauren Raz 1997-5-28 9885 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
  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
  RSA424704A  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG118703  Gambelia speciosa O. Mistretta 1992-4-5 141 Los Angeles Guds Comment
  RSA3723  Gamochaeta ustulata C. B. Wolf 1932-5-10 3513 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  RSA97227  Garrya flavescens var. pallida F. W. Peirson 1920-6-10 822 Los Angeles Trail from San Gabriel Peak to Mt. Wilson, San Gabriel Mts. 1677 Comment
  RSA630285  Garrya veatchii LeRoy Gross 1999-1-16 106 Los Angeles San Gabriel Moutains: Grizzly Flat Road (dirt). Headwaters of Vasquez Creek, above Grizzly Flat. North side, near top of ridge. 1037 Comment
  RSA188081  Gastridium phleoides R. F. Thorne 1966-4-28 36265 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 182 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UCR146682  Gayophytum decipiens Orlando Mistretta 1993-6-16 883 Los Angeles San Gabriel Mountains, On bench below Devils Backbone Ridge 2530 Comment
  RSA590661  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1990-5-31 2739 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA72137  Gayophytum heterozygum F. W. Peirson 1921-7-3 2483 Los Angeles San Gabriel Mts., upper trail, Vicent Gulch. 1982 Comment
  RSA511030  Genista canariensis Pinney 1890-1 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  RSA70503  Geranium carolinianum F. W. Peirson 1921-6-20 8219 Los Angeles North Fork of San Gabriel River, San Gabriel Mts 762 Comment
  RSA681156  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1065 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  SDSU3100  Gilia achilleifolia subsp. multicaulis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. Abot 2 miles up canyon from bottom of Chantry Flats Trail. Along trail. Comment
  RSA0113399  Gilia aliquanta subsp. aliquanta LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7529 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA0118838  Gilia aliquanta subsp. aliquanta A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller 2007-4-2 33346 Los Angeles West end of the Antelope Valley: hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch. 960 Comment
  CHSC40022  Gilia angelensis LeRoy Abrams 1903-4-10 3245 Los Angeles Near Inglewood. Comment
  RSA590857  Gilia angelensis T. S. Ross, S. D. Boyd 1990-5-15 2518 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  UC909023  Gilia angelensis Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  RSA470240  Gilia angelensis L. C. Wheeler 1934-4-24 2559 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA161663  Gilia brecciarum subsp. brecciarum E. C. Twisselmann 1962-4-18 6975 Los Angeles Tejon ranch: Oso Canyon, 1 mile above the Oso corral. 1037 Comment
  RSA72316  Gilia brecciarum subsp. brecciarum F. W. Peirson 1921-5-20 4704 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  SD215603  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-3-26 9335 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1096 Comment
  UCR130058  Gilia brecciarum subsp. brecciarum George K. Helmkamp, E. A. Helmkamp 1998-5-21 4054 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR125398  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25710 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  RSA523920  Gilia capitata subsp. abrotanifolia G. H. True 1935-3-27 169 Los Angeles Foothills. 5 miles southwest of Palmdale. 945 Comment
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Aug 2 2008
  UCR126550  Gilia capitata subsp. abrotanifolia Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  UCR6143  Gilia diegensis Karl Bernhard 1967-5-13 s.n. Los Angeles San Gabriel Mtns, County road N3; 100 yards north of Mt. Emma Road, 50 ft. from road 1067 Comment
  RSA624988  Gilia inconspicua L. C. Wheeler 1963-5-5 8252 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  RSA469402  Gilia latiflora subsp. davyi Robert M. Perkins 1937-4-23 s.n. Los Angeles 3 miles south of Palmdale. Comment
Read comments
Aug 21 2007
  UCR228419  Gilia leptantha subsp. transversa Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8046 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  RSA756791  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-21 2507 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  CAS-BOT-BC225504  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Triangulation Thirst, San Clemente Island 598 Comment
  RSA187843  Gilia nevinii R. F. Thorne 1966-4-6 35892 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  RSA526147  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4141 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA549899  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-4 127 Los Angeles San Clemente Island, appros. 1.5 km S of Wilson Cove. 200 Comment
  SD51882  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles San Clemente Island. Side of small arroyo in rocky grassland above Wilson cove. 60 Comment
  CAS-BOT-BC402070  Gilia ochroleuca subsp. vivida Wesley O. Griesel 1962-6-6 s.n. Los Angeles State Hwy. 2, east of Newcomb's Ranch, San Gabriel Mts. 1828 Comment
  SEINET10906034  Githopsis diffusa subsp. diffusa Davidson 1892-1 Davidson s.n. Los Angeles Near Los Angeles Comment
  SDSU6300  Glebionis coronaria Ronald H. Bigelow 1962-5-13 Los Angeles 1 mile west of Wardlow in vacant lot along Santa Fe Road - North side of Wardlow, Long Beach. Comment
  SFV12491  Glycyrrhiza lepidota M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  POM358783  Gnaphalium californicum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  RSA0104647  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA127921  Gnaphalium californicum Peter H. Raven, H. J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  UCR204863  Gnaphalium californicum R. G. Swinney 2006-6-18 8538 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  CDA5878  Gnaphalium californicum Webber 1952-5-9 Los Angeles Santa Monica Mountains; Beyond Malibu. 0 Comment
  UCR223288  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-23 11386 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
  RSA659750  Gnaphalium palustre Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 70 Los Angeles San Clemente Island. Comment
  UCR176955  Gnaphalium stramineum L. C. Wheeler 1946-8-28 6285 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  UCR231904  Goodmania luteola Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8025 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, north of old drive-in theater, 100 m west of Sierra Highway and 800 m south of Avenue H 707 Comment
  CAS-BOT-BC110280  Grayia spinosa Le Roy Abrams; E. A. McGregor 1908-6-24 826 Los Angeles Near Willow Springs, Antelope Valley. 792 Comment
  RSA478803  Grayia spinosa Robert M. Perkins 1937-4-23 361 Los Angeles Between Lancaster & Palmdale. Comment
  SFV3945  Grindelia camporum M. L. Vincent 1962-7-5 267 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of Topanga Canyon Blvd. 245 Comment
  RSA656488  Guillenia lasiophylla Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 717 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  RSA762251  Guillenia lasiophylla Orlando Mistretta, Christine Mistretta 2008-5-19 3112 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  POM369712  Harpagonella palmeri F. R. Fosberg 1931-4-10 S- 4557 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  SBBG131569  Harpagonella palmeri S. A. Junak 2000-4-15 SCa 1219 Los Angeles Avalon Cyn, E of Lone Tree, at head of cyn, next to top of S-facing bluffs 445 Comment
  RSA678465  Hazardia cana Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 166 Los Angeles San Clemente Island. 3rd canyon south of Bryce. Comment
  UCR50857  Hedypnois cretica A. C. Sanders 1988-5-18 7825 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC111239  Hedypnois rhagadioloides Theodore W. Minthorn 1905-5-14 11 Los Angeles Los Angeles Comment
  RSA585673  Helenium bigelovii Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3340 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA0116281  Helianthemum scoparium R. G. Swinney 2010-8-23 13574 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UCR204893  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA441794  Helianthemum scoparium var. vulgare Anstruther Davidson 2392 Los Angeles Sierra Madre Comment
  RSA0085070  Helianthus annuus L. C. Wheeler 1967-7-6 9927 Los Angeles San Gabriel Mountains: San Dimas Canyon. 457 Comment
  UCR242031  Helianthus gracilentus Dan S. Cooper 2012-8-31 812- 82 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Hassted Dr. 511 Comment
  POM369742  Heliotropium curassavicum var. oculatum M. Salino 1943-07 s.n. Los Angeles vacant lot near Bimini Baths Comment
  POM246524  Hemizonia clementina F. R. Fosberg 1931-4-8 S 4505 Los Angeles Avalon; Santa Catalina Island. 2 Comment
  LA210755  Hemizonia congesta subsp. luzulifolia Arthur C. Gibson; Tarja Sagar 2004-9-21 5236 Los Angeles SANTA MONICA MOUNTAINS, Zuma Creek just below trail bridge over creek. Comment
  POM199703  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-08 4600 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mts. 200 Comment
  UCR177503  Hemizonia pungens subsp. pungens LeRoy Gross 2005-5-19 2304 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  UCR238621  Herniaria hirsuta var. cinerea Anuja Parikh, Nathan Gale 2010-5-11 3150 Los Angeles Western Mojave Desert, Antelope Valley, 1.3 km south of Hwy 138, 0.2 km N of Ave. E, 0.4 km west of powerlines 786 Comment
  SFV21954  Hesperolinon micranthum L. L. Zung, T. Sagar 2011-5-2 4 Los Angeles Santa Monica Mountains Malibu Creek near spillway of Malibu Lake. 215 Comment
  SEINET12265278  Hesperoyucca whipplei I. W. Clokey 1935-1 6994 Los Angeles Pasadena Glen 400 Comment
  HSC49070  Heteromeles arbutifolia Patricia Shesgreen 1978-6-17 102 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA534042  Heteromeles arbutifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5290 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  SD143733  Heteromeles arbutifolia Scott D. White 1997-2-2 4657 Los Angeles San Dimas/Pomona area: Bonelli Regional Park. Just NW of Puddingstone Reservoir, S of San Dimas Ave., and E of the I-210 Freeway. 244 Comment
  RSA0072426  Heteromeles arbutifolia Louis C. Wheeler 1933-1-7 1455 Los Angeles San Dimas Canyon, San Gabriel Mountains. 427 Comment
  SD69551  Heteromeles arbutifolia var. macrocarpa Robert F. Thorne, P. Everett 1965-6-22 34920 Los Angeles Santa Catalina Island: S of Avalon golf course in open, flat, sandy bottom of Avalon Canyon 91 Comment
  UCR133646  Heterotheca grandiflora A. C. Sanders 2003-7-15 27097 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks 335 Comment
  CAS-BOT-BC318849  Heterotheca grandiflora Herman Knoche 1919-6-25 916 Los Angeles Santa Catalina Island Comment
  RSA0075655  Heterotheca grandiflora L. C. Wheeler 1966-10-1 8944 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  CAS-BOT-BC310843  Heterotheca sessiliflora subsp. fastigiata C. F. B. 1903-8-2 3669 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  CAS-BOT-BC310848  Heterotheca sessiliflora subsp. fastigiata LeRoy Abrams 1904-9-2 4175 Los Angeles Elysian Park, Los Angeles Comment
  CAS-BOT-BC48166  Heuchera elegans Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3769 Los Angeles San Gabriel Mountains - Vicinity of Crystal Lake USGS 7.5' Quad. 1700 Comment
  SEINET2431527 Image available Heuchera elegans Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mountains. 2290 Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  RSA482880  Hirschfeldia incana Robert Gustafson 1981-3-26 2143 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA190943  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island. Descanso Canyon ca. 1/4 way down from head at Airport Road to mouth. 229 Comment
  SEINET176011 Image available Hordeum murinum M. E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  RSA12406  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5619 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  CAS-BOT-BC289406  Hordeum murinum subsp. leporinum Peter H. Raven; Henry J. Thompson 1959-5-5 14123 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Road Malibu Creek drainage, Santa Monica Mountains 274 Comment
  POM293791  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-5-11 11713 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  SBBG125464  Horkelia rydbergii A. Parikh, N. Gale 2010-6-18 3332 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  UCD170961  Horkelia rydbergii R. G. Swinney 2009-7-23 11396 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
  UCR270248  Horkelia rydbergii R. G. Swinney 2011-10-10 15748 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 1585 Comment
  UC10305  Hornungia procumbens A. Davidson 1904-5-18 Los Angeles Antelope Valley Comment
  CAS-BOT-BC311970  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-5-10 7748 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  POM156537  Hulsea heterochroma L. R. Abrams 1902-7-1 2629 Los Angeles Near summit of Mt. Wilson 1737 Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  UCSB26720  Hulsea heterochroma Wilken, Dieter 1968-6-1 Los Angeles North Fork Mill Creek Canyon, along Los Angeles County Road N3, 3 miles south of Mill Creek Summit, San Gabriel Mtns. 1463 Comment
  RSA716599  Hulsea vestita subsp. gabrielensis Charlie Hohn 2006-6-5 005 Los Angeles Mendenhall Ridge. Southern side of road, just west of gate, approximately 3.3 road miles west of Lightning Point Campground. 3N32. 1675 Comment
  CAS-BOT-BC312939  Hypochaeris glabra Geo. B. Grant 1905-4-19 s.n. Los Angeles Garvanza Comment
  CHSC98726  Hypochaeris glabra LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 242 Los Angeles Verdugo Mountains; off La Tuna Canyon road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest, northwest side of ridge, red clay soil. 726 Comment
  SBBG109018  Hypochaeris glabra S. A. Junak 1996-5-20 SCl 513 Los Angeles mouth of cyn at Mosquito Cove 3 Comment
  SFV12386  Hypochaeris glabra D. L. Koutnik 1978-4-28 425 Los Angeles Point Dume near Zuma Beach. 46 Comment
  UCR209158  Hypochaeris glabra Dan S. Cooper 2009-4-30 409- 17 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  SEINET10637907  Ipomoea batatas Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2561 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA735839  Isocoma menziesii Scott D. White, Justin M. Wood 2008-5-6 11931 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA746736  Isocoma menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  SBBG128245  Isocoma menziesii var. decumbens M. L. Hoefs, S. A. Junak, K. Kirkland 1998-10-22 3003 Los Angeles near rd above Two Harbors dump 195 Comment
  RSA608513  Isocoma menziesii var. vernonioides L. C. Wheeler 1930-11-28 s.n. Los Angeles Clark's Grove (vicinity of Claremont). Comment
  SBBG12860  Jaumea carnosa E. R. Blakley 1961-9-23 4722 Los Angeles Ballast Pt Comment
  CAS-BOT-BC101903  Juglans californica C. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  CAS-BOT-BC101908  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  UCR210053  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles San Gabriel Valley, Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  RSA401005  Juglans californica var. californica Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon. 457 Comment
  CAS-BOT-BC474721  Juglans hindsii R. E. Riefner, Jr. 2015-8-23 15 -343 Los Angeles Universal City, along E side of Barham Blvd., vicinity of Craig Dr. 233 Comment
  UCR209207  Juglans regia A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37165 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA574316  Juncus bufonius var. bufonius R. G. Swinney 1993-9-11 2655 Los Angeles Wrightwood, jct of Pine Rd & Hwy 2. S side of stream & adjacent to it. 1799 Comment
  UCR270218  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 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 1585 Comment
  SEINET3877874  Juncus canaliculatus Victor Duran 1933-7-22 3526 Los Angeles Buckhorn, San Gabriel Mountains.; 0 1981 Comment
  UCR101219  Juncus duranii L. C. Wheeler 1954-9-1 7086 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  RSA0022983  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-8-1 5572 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCR210291  Juncus macrophyllus R. G. Swinney 2008-7-16 9265 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA0127457  Juncus macrophyllus Louis C. Wheeler 1967-7-20 10137 Los Angeles Aliso Canyon. 1067 Comment
  RSA368237  Juncus mexicanus F. R. Fosberg 1930-7-3 S- 3110 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA602457  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA762502  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA187773  Juncus xiphioides Robert F. Thorne 1966-9-14 36652 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  RSA368378  Juncus xiphioides T. S. Clare 1929-7-4 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA368380  Juncus xiphioides Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  RSA352541  Juniperus communis var. montana Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA401723A  Keckiella antirrhinoides L. E. Hoffman 1923-3-17 s.n. Los Angeles Temescal canyon. Comment
  POM244244  Keckiella breviflora Carl B. Wolf 1936-5-27 7842 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  CHSC100240  Keckiella cordifolia John Dittes 2006-5-30 1383 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  HSC20975  Keckiella cordifolia C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  RSA533939  Keckiella cordifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles San Clemente Island: south-east end of island in the vicinity of Knob, 5100 feet NW of Guds. 271 Comment
  UCR132346  Keckiella cordifolia 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
  RSA567185  Keckiella ternata subsp. septentrionalis Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3957 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA400474  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1911-06 3504 Los Angeles San Gabriel Mountains. Comment
Read comments
May 19 2015
  UC1971344  Keckiella ternata subsp. ternata Louis C. Wheeler 1973-7-21 Los Angeles SAN GABRIEL MOUNTAINS: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mi north of windy gap on Angeles Crest Highway. Comment
  CAS-BOT-BC271346  Koeleria pyramidata Timothy S. Ross; Steve Boyd 1994-5-24 7848 Los Angeles North slopes draining toward Elizabeth Lake, south slopes otward Green Valley, northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  RSA720490  Koelreuteria bipinnata R. G. Swinney 1997-9-27 5878 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
  UCR253911  Lagophylla ramosissima Mitch Provance 2010-5-11 0510- 15 Los Angeles Westernmost Mojave Desert, south of Hwy 138 between Quail Lake and Neenach 960 Comment
  POM12342  Lamarckia aurea F. L. Robinson 1921-3-16 4 Los Angeles Claremont. 365 Comment
  POM352638  Lamarckia aurea F. R. Fosberg 1931-4-16 S- 4660 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  RSA11028  Lamarckia aurea C. B. Wolf 1928-3-29 1600 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  HSC46445  Lasthenia californica M. B. Dunkle 1940-3-17 7401 Los Angeles N ridge, Santa Barbara Island Comment
  CAS-BOT-BC338135  Lasthenia californica Carl B. Wolf 1932-5-10 3518 Los Angeles Santa Catalina Island. Along the equestrian trail, back of Avalon 259 Comment
  RSA264062  Lasthenia californica Noel Holmgren 1974-4-5 7626 Los Angeles N foothills of the San Gabriel Mtns, Portal Riudge, 13 airline miles W of Lancaster. 1067 Comment
  POM6002  Lasthenia glabrata subsp. coulteri L. R. Abrams 1903-4-10 3240 Los Angeles Ballona marshes near Mesmer Comment
  RSA0107286  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  POM361502  Lasthenia gracilis M. Bisbee 1917-4-24 s.n. Los Angeles Low hills, e. Eagle Rock Comment
  RSA0115472  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert: Cow Spring Canyon, west side of canyon toward mouth. 1004 Comment
  RSA0116337  Lathyrus Steven A. Junak 2000-4-15 SCa- 1195 Los Angeles Santa Catalina Island. Upper Avalon Canyon, along E Summit Road, ca. 0.1 mi. inland from gate at Wrigley Memorial. 305 Comment
  RSA674718  Lathyrus vestitus subsp. vestitus Scott D. White, P. De Vries 2000-5-18 7906 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA549177  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-20 3687 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA595114  Layia glandulosa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8580 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UC912563  Layia glandulosa Herbert L. Mason 1926-4-26 3000 Los Angeles Little Rock Comment
  SEINET10813325  Layia glandulosa Noel H. Holmgren, Patricia K. Holmgren 1974-4-6 Holmgren 7638 Los Angeles Antelope Valley, 3 airline miles northeast of Threepoint. 914 Comment
  UC557742  Layia platyglossa Nell Murbarger 1936-3-1 84 Los Angeles w side San Clemente Island Comment
  UC934013  Layia platyglossa H. L. Cogswell 1951-5-8 78 Los Angeles w slope near bottom of small valley 2/3 mi n San Dimas Foothill Co. Park (base of San Gabriel Mountains); , Plot 2 457 Comment
  RSA603413  Layia platyglossa subsp. campestris L. C. Wheeler 1936-4-12 4088 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  SD90561  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-12 42948 Los Angeles San Clemente Island; Pyramid Cove at south end of island. Comment
  RSA344532  Layia platyglossa subsp. campestris F. C. Boutin 1967-4-23 1670 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  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
  CAS-BOT-BC89309  Lepidium flavum Ernest C. Twisselmann 1962-4-10 6831 Los Angeles Mojave Desert. Rosamund region. Avenue A 1.3 mile east of Highway 6. 624 Comment
  RSA429873  Lepidium flavum N. C. Cooper 1948-4-21 2698 Los Angeles Littlerock Creek. 762 Comment
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  UC10615  Lepidium flavum Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCR108350  Lepidium oblongum L. C. Wheeler 1970-6-2 s.n. Los Angeles USC Campus. 56 Comment
  UCR25949  Lepidium pinnatifidum John C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd., along RR tracks between Westwood and Beverly Glen Blvds. 90 Comment
  RSA550688  Lepidium pinnatifidum Timothy S. Ross, Annette Ross 1991-7-29 5712 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  SBBG112867  Lepidium strictum S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 507 Los Angeles SE end of Little Harbor Cmpgrd 18 Comment
  CAS-BOT-BC13011  Lepidium virginicum Robin Scott Collins 1973-3-11 203 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon from beginning of pack trail into canyon about 1-2 miles. 731 Comment
  UCR205066  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-4 8612 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  POM187702  Lepidospartum squamatum Joseph A. Ewan 1931-10-24 s.n. Los Angeles 1 mile above Malibu Lake on Seminole Hot Springs Rd. Comment
  POM6044  Lepidospartum squamatum C. F. Baker 1909-12-15 5236 Los Angeles Claremont. 365 Comment
  UC1069792  Lepidospartum squamatum P. L. Johannsen 1934-2-8 270 Los Angeles 3/4 mi nw Newhall; Santa Susana Quad., Placerita Creek Comment
  POM9641  Lepidospartum squamatum P. A. Munz 1920-12-5 4402 Los Angeles Claremont. 366 Comment
  RSA602582  Leptochloa fusca subsp. uninervia L. C. Wheeler 1932-9-30 1409 Los Angeles Los Angeles River at Los Feliz Blvd. 122 Comment
  UCR54028  Leptochloa uninervia S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  RSA670615  Leptodactylon californicum B. C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  POM3494  Leptosiphon androsaceus P. A. Munz 1918-4-30 2094 Los Angeles South Hills, Pomona Comment
  UCR276762  Leptosiphon breviculus R. G. Swinney 2011-5-16 14746 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  CHSC4748  Leptosiphon ciliatus M. MacArthur 1967-6-24 63 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA599902  Leptosiphon parviflorus L. C. Wheeler 1933-5-5 1691 Los Angeles San Gabriel Mountains: Fish Canyon. 274 Comment
  CHSC95794  Leptosyne bigelovii LeRoy Gross 2005-5-3 2204 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  UCR259063  Leptosyne bigelovii R. G. Swinney 2010-5-19 12795 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCSB43296  Leptosyne bigelovii Murphey, Tom 1982-5-20 Los Angeles On north side of frontage road, along Interstate 5, 500 yards west of Hungry Valley Road offramp 914 Comment
  SD53037  Leptosyne gigantea Peter H. Raven 1962-5-22 17848 Los Angeles Santa Catalina Island: slope above canyon about 1 mile below Middle Ranch Comment
  SD80917  Leptosyne gigantea James Henrickson 1969-4-10 4210 Los Angeles 8 miles west of Malibu along Sandstone Cliff east of Pacific Coast highway at Zuma Beach. 3 Comment
  LA32100  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-6-4 14332 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA225978  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-29 40676 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  CAS-BOT-BC339285  Lessingia glandulifera var. glandulifera Geo. B. Grant No date on label 7183 Los Angeles Lamanda [Lamanda Park] Comment
  POM11457  Lessingia glandulifera var. glandulifera P. A. Munz 1920-8-11 4384 Los Angeles 1 mi. So. of Claremont. 366 Comment
  RSA40487  Leymus cinereus W. R. Dudley, F. H. Lauch 1896-6-4 4304 Los Angeles Lancaster. Comment
  RSA0064054  Leymus triticoides R. G. Swinney 2010-6-8 13187 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  LA103211  Lilium humboldtii subsp. ocellatum Barry A. Prigge; 1985-6-14 6411 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Murphy Ranch site. 601 Comment
  RSA162812  Lilium humboldtii subsp. ocellatum J. D. Olmsted 1958-6-12 152 Los Angeles E. Fork San Gabriel River 3 miles north of the Fire Control Station at intersection of Cattle Canyon with E. Fork 640 Comment
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Feb 12 2018
  RSA547442  Lilium humboldtii subsp. ocellatum Timothy S. Ross 1992-5-17 6373 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  SBBG58687  Lilium humboldtii subsp. ocellatum M. N. Ackley -Jun-1922 Los Angeles Verdugo Hills Comment
  RSA604148  Lilium parryi Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  RSA0098630  Limosella acaulis R. G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  POM6383  Linanthus aureus L. T. Street, G. Williams 1919-5-10 2716 Los Angeles San Gabriel River near Bassett. 90 Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  UCR138908  Linanthus breviculus L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  UCR1063  Linanthus dianthiflorus B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  UCR140949  Linanthus dichotomus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, Antelope Valley, 200th Ave. East, north of Hi Vista, toward Edwards AFB 915 Comment
  RSA616313  Linanthus dichotomus subsp. pattersonii Scott D. White, Pam De Vries 1998-4-20 6315 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  UCR124416  Linanthus nuttallii B. C. Templeton 1932-5-31 5056 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SBBG64494  Linanthus parryae R. Hoffmann 1929-4-28 Los Angeles Harold 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
  RSA400294  Linaria canadensis var. texana F. R. Fosberg 1931-5-6 S- 4820 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  SBBG122673  Linaria maroccana S. L. Crockett 1997-2-19 63 Los Angeles 0.3 mi NE of Wrigley Botanical Garden (toward Avalon) on Avalon Cyn Rd, LA County Interpretive Center 91 Comment
  UCR101196  Linum usitatissimum L. C. Wheeler 1975-5-13 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo: c. 0.25 mi. north of San Gabriel Blvd. 58 Comment
  UCR220352  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  CATA3325  Lithophragma affine Amy Catalano 2017-4-3 042 Los Angeles Santa Catalina Island: About 1.25 miles down canyon from eastern junction between Middle Ranch & Skull Ridge roads, on n-facing bank on south side of road 249 Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UCR180712  Lithophragma bolanderi R. G. Swinney 1995-4-4 3481 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
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Mar 18 2013
  RSA724679  Lithophragma heterophyllum K. Dobry 1991-3-15 d- 425 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  RSA439330  Lobelia dunnii var. serrata Thekla Mohr 1915-1 3002 Los Angeles Sister Elsie Trail, San Gabriel Mountains. Comment
  UCR275506  Lobelia dunnii var. serrata D. E. Bramlet 2011-8-26 4942 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  RSA436049  Lobularia maritima Freda Detmers 1930-1-18 s.n. Los Angeles Sand and Gravel of dry creek bed, Verdugo Hills Comment
  UCD115922  Lobularia maritima Kenneth A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Seminole Hot Springs. Comment
  POM273281  Lobularia maritima George B. Grant 1898-3-26 s.n. Los Angeles Pasa 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
  RSA739664  Logfia filaginoides John Dittes 2006-5-30 1376 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  CAS-BOT-BC269096  Lolium perenne Geo. B. Grant 1904-7-8 6318 Los Angeles Cienega Comment
  RSA12179  Lolium rigidum C. B. Wolf 1934-4-11 5637 Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
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Jul 22 2014
  UC50704  Lolium temulentum J. H. Barber 1897-4-20 136 Los Angeles near Agric. Exp. Sta. Pomona Pomona; , near Agric. Exp. Sta. Comment
  RSA0034931  Lolium temulentum P. R. Brown 1970-5-4 60 Los Angeles Upper end of Canon de Lana. Pierce College Nature Center. Comment
  RSA654440  Lomatium lucidum Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 981 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler Canyon, S of La Tuna Canyon. 426 Comment
  UCR190267  Lomatium lucidum R. G. Swinney 2000-6-25 7794 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCSB4666  Lomatium mohavense Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 road miles E. of road to Acton and 10 road miles E. of Angeles forest Highway junc. 914 Comment
  RSA452120  Lomatium nevadense var. parishii Ora M. Clark 1929-3-30 1916 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA452149  Lomatium vaginatum Geo L. Moxley 1915-4-18 312 Los Angeles Ridge north of Mt. Washington. Comment
  RSA97246  Lomatium vaginatum F. W. Peirson 1926-4-26 6647 Los Angeles Summit of Mint Canyon Grade, northwest part of San Gabriel Mts. Comment
  RSA141569  Lonicera hispidula var. vacillans Percy C. Everett 1960-9-27 24293 Los Angeles Santa Catalina Island, ridge road to airport 366 Comment
  RSA3550  Lonicera hispidula var. vacillans C. B. Wolf 1932-5-9 3494 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  UC557761  Lonicera hispidula var. vacillans Nell Murbarger May, 1936 179 Los Angeles canyon on w side San Clemente Island (near top of the Mesa) Comment
  UC889518  Lonicera hispidula var. vacillans Ezra C. Knopf 519 Los Angeles Santa Catalina Island Comment
  RSA729836  Lonicera interrupta R. G. Swinney 1999-6-21 7354 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  RSA0116115  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA455377  Lonicera subspicata var. denudata G. D. Wallace 1965-7-18 s.n. Los Angeles Angeles Crest Hwy, 2 miles past Switzer Park . Comment
  UC421577  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles trail to Santa Anita Canyon; San Gabriel Mts. Comment
  UCR180010  Lotus R. G. Swinney 1996-4-9 4586 Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.2 mi. north of Golden Hills Rd at San Dimas Cyn Rd. 396 Comment
  RSA406751  Lotus argophyllus subsp. ornithopus R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC126744  Lotus argophyllus var. argenteus I. J. Condit 1908-6-27 12 Los Angeles Santa Catalina Island Comment
  POM50233  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-12-11 961 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA669287  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. 976 Comment
  UCR113747  Lotus nevadensis var. davidsonii Scott D. White 1997-5-8 5086 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR117622  Lotus nevadensis var. davidsonii Scott D. White 1997-5-8 5086 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR213782  Lotus nevadensis var. davidsonii Scott D. White, Justin M. Wood 2009-5-6 12682 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA406214  Lotus oblongifolius Anstruther Davidson 1892-5-3 s.n. Los Angeles Devil's Gate, Pasadena Comment
  POM1910  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 j Los Angeles Camp Baldy 1220 Comment
  UCR210261  Lotus purshianus R. G. Swinney 2008-8-13 9371 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  SFV1843  Lotus salsuginosus K. A. Wilson 1961-3-1 879 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  RSA406805  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-10 S- 4556 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  RSA654649  Lotus scoparius var. brevialatus Fred Brooks 1988-4-23 25 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCR258779  Lotus scoparius var. brevialatus R. G. Swinney 2010-2-27 11773 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
  RSA724521  Lotus strigosus K. Dobry 1991-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UC15751  Lotus strigosus Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  LA210147  Lotus strigosus O. H. Kappler; Los Angeles Comment
  RSA563504  Lotus strigosus T. S. Ross 1993-5-13 7134 Los Angeles Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll. 909 Comment
  SEINET10484479  Lotus strigosus Donald R. Bissing 1973-6-2 Bissing 132 Los Angeles Evey canyon, san gabriel mtns, small annuals to 6" tall, flowers yellow. In open Grassy area at road side. .5 Mi from canyon mouth. 744 Comment
  POM244227  Lotus unifoliolatus F. R. Fosberg 1931-7-11 4386 Los Angeles Mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  RSA738048  Lupinus James W. Raymond 1960-3-20 s.n. Los Angeles Hansen Dam Comment
  SD64111  Lupinus albifrons var. albifrons Lucille Kempers 1953-5-26 69 Los Angeles Little Dalton Canyon, San Gabrial Mountains. 366 Comment
  SEINET10484545  Lupinus albifrons var. eminens David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa 6452 x 6456 Comment
  CAS-BOT-BC196401  Lupinus arboreus C. B. Wolf 1931-6-25 2241 Los Angeles Along Beverly Blvd., west of Los Angeles Botanic Garden 60 Comment
  CHSC29257  Lupinus benthamii Geraldine Brown 1977-4-11 83 Los Angeles E of Hwy 99 along roadside, 48 mi s of Bakersfield. 128 Comment
  CHSC8292  Lupinus bicolor Edward L. Smith 1957-5-9 168 Los Angeles In a wash, Pomona College campus, at Claremont. 365 Comment
  RSA0099414  Lupinus bicolor R. G. Swinney 2011-6-7 15052 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  UC1922332  Lupinus bicolor Gary Kovnat with LeRoy Gross 2003-2-16 29 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR270806  Lupinus bicolor R. G. Swinney 2010-6-1 13114 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA716211  Lupinus bicolor Andrea Edwards, Pam De Vries 2006-4-11 87 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SEINET4035700  Lupinus bicolor var. microphyllus D. B. Dunn 1947-1 2949 Los Angeles route from Newhall to Palmdale, Action Junction on northwest side of highway, in open field. Comment
  CATA469  Lupinus concinnus Sara L. Crockett, Steve Junak 1997-3-27 611 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  UCR132316  Lupinus excubitus John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA230268  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-2 38308 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA586340  Lupinus excubitus var. excubitus Orlando Mistretta 1995-3-17 1555 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1066 Comment
  CAS-BOT-BC216542  Lupinus excubitus var. johnstonii R. F. Thorne; M. Z. Thorne 1969-7-9 38473 Los Angeles S facing slope of Table Mountain, above Big Pines Ranger Station, San Gabriel Mountains, Angeles National Forest 2118 Comment
  UC15868  Lupinus formosus J. H. Barber 1892-6-29 213 Los Angeles near Acton; near Acton Comment
  RSA0061216  Lupinus formosus var. robustus Daisie Huang, Bart O'Brien 2008-4-20 08042009 Los Angeles Off Hwy 1138, on 280th St. (dirt road). 274 Comment
  UC535506  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  UCSB34092  Lupinus hirsutissimus Nixon, Kevin 1977-2-11 Los Angeles Pickens Canyon, one mile north of junction of Canyonside Road and Service Road on slopes above stream 701 Comment
  SBBG69136  Lupinus latifolius subsp. parishii V. Duran 1933-7-21 3523 Los Angeles Buckhorn 1981 Comment
  CAS-BOT-BC211723  Lupinus longifolius Theodore Payne 1948-5-15 12285 Los Angeles Palos Verdes Comment
  CLARK-A1528-4981  Lupinus longifolius John C. Roos 1937-6-29 1707 Los Angeles Santa Monica Mountains Comment
  LA82132  Lupinus longifolius O. H. Kappler; 1941-3-24 145 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Lower end Sepulveda Canyon 152 Comment
  SEINET10485606  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR191286  Lupinus sparsiflorus T. B. Salvato 2008-4-22 3301 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  SD181511  Lupinus sparsiflorus Louis C. Wheeler 1968-4-13 Los Angeles San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon. Sunny rocky (lava) disturbed hilltop (firebreak). 495 Comment
  RSA414314  Lupinus succulentus N. C. Cooper 1945-5-1 2247 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA674880  Lupinus truncatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 725 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  SBBG38755  Lupinus truncatus R. Moran 1941-2-18 588 Los Angeles Middle Ranch Crk 30 Comment
  SBBG98484  Lupinus truncatus T. Ross 1991-5-23 5479 Los Angeles mouth of Tota Cyn 4 Comment
  RSA747678  Luzula comosa var. laxa R. G. Swinney 2001-9-15 8136 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  CAS-BOT-BC233473  Lycium californicum R. M. Beauchamp 1967-1-27 103 Los Angeles Slope east of Wilson Cove area, San Clemente Island Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  RSA780138  Lycium parishii Larry Hendrickson 2010-2-14 4429 Los Angeles Anza-Borrego Desert State Park: Tierra Blanca Mountains, in Indian Gorge, 7.4 air miles SE of intersection of County Road S-2 and access road to Agua Caliente Regional Park, and 0.8 mile W of S-2 275 Comment
  RSA232627  Lyonothamnus floribundus subsp. aspleniifolius Larry E. DeBuhr 1972-9-3 707 Los Angeles San Clemente Island: Horse Canyon, the first canyon west of Thirst Park. 457 Comment
  RSA632533  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-10-29 SCI- 985 Los Angeles San Clemente Island: E side of island, near head of first canyon S of Camer Pad 'Malo,' 0.1 mile SSW of 'Malo 1' 381 Comment
  SBBG78141  Lyonothamnus floribundus var. floribundus A. Conrad 1936-8-25 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC343706  Madia elegans Louis C. Wheeler 1931-9-1 44 Los Angeles Foothills E Palmer Canyon, San Gabriel Mts. 609 Comment
  CAS-BOT-BC344376  Madia exigua Alice Eastwood 1917-7-20 6462 Los Angeles Santa Catalina Island Comment
  LA105306  Malacothamnus fasciculatus Barry A. Prigge; David S. Verity 1988-10-6 8344 Los Angeles Comment
  SD28094  Malacothamnus fasciculatus Carl B. Wolf 1932-8-11 4005 Los Angeles North slope of San Gabriel Mountains, 8.0 miles below Big Pines Park on road to Little Rock. 1372 Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  SBBG72798  Malacothamnus orbiculatus R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA611842  Malacothrix californica Steve Boyd, Valerie Soza 1998-4-28 10170 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  UCR278653  Malacothrix clevelandii R. G. Swinney 2011-5-16 14749 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  CAS-BOT-BC345406  Malacothrix clevelandii Steve Boyd; Tim Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  RSA0055775  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 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
  RSA0038350  Malacothrix saxatilis Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills, Glendale College. Comment
  CAS-BOT-BC167871  Malosma laurina Grant 1901-7-25 4451 Los Angeles Sturtevants Camp Trail Comment
  JEPS66249  Malosma laurina Frank W. Peirson 1918-6-28 105 Los Angeles Lower Rubio Canyon San Gabriel Mts., Lower Rubio Canyon 609 Comment
  UCR256840  Malosma laurina R. G. Swinney 2010-8-16 13559 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SBBG127963  Malva assurgentiflora M. G. Simpson, A. Russell, J. Dunn 2000-7-21 2212 Los Angeles Courage St, across from the Galley 116 Comment
  SBBG13433  Malva parviflora E. R. Blakley 1962-6-10 5225 Los Angeles near the military camp, Wilson Cove 30 Comment
  OBI12365  Malvastrum fasciculatum Louis C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Wash 107 Comment
  RSA226030  Malvella leprosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40648 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  UCR272694  Marah macrocarpa Reid Moran 1941-2-16 573 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  RSA656260  Marah macrocarpa Steve Archer 1977-4-6 5 Los Angeles Verdugo Mountains: Scoll Canyon, north on Briggs Avenue from Foothill Blvd., La Crescenta. 366 Comment
  RSA651645  Marrubium vulgare A. E. Hersh 1950-6-27 s.n. Los Angeles Faculty Hill UCLA. 61 Comment
  SFV12556  Marsilea vestita subsp. vestita M. H. Grayum 1977-11-24 881 Los Angeles San Fernando Valley Sepulveda Basin. Field just northwest of junction of Burbank Blvd. and San Diego Freeway. 210 Comment
  POM11234  Meconella denticulata George B. Grant 1901-05 s.n. Los Angeles Eagle Rock Canon Comment
  RSA599694  Medicago lupulina L. C. Wheeler 1936-6-12 4154 Los Angeles Monroe Canyon. 549 Comment
  CDA4221  Medicago polymorpha L. C. Wheeler 1945-4-17 6016 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  UC1871169  Medicago polymorpha T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4919 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR205128  Medicago polymorpha R. G. Swinney 2008-4-17 8690 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR258849  Medicago polymorpha R. G. Swinney 2010-3-16 11908 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  OBI30169  Medicago polymorpha T. Pringle 1966-3-16 63 Los Angeles At La Alba and Cardesa Dr on a vacant lot. Whittier Comment
  RSA348057  Medicago polymorpha I. M. Johnston 1917-5-20 1245 Los Angeles Claremont Comment
  OBI35701  Medicago sativa Rebecca Cicoria 1982-4-25 47 Los Angeles Palos Verdes Peninsula; upper end of Altamira Cyn, rancho Palos Verdes Comment
  POM2399  Medicago sativa D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA0035459  Medicago sativa Roxanne Smith 1991-5-7 16 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/8 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  CAS-BOT-BC281516  Melica imperfecta Frank W. Gould 1944-4-1 2193 Los Angeles At Playa Del Rey Comment
  UC818919  Melica imperfecta I. M. Johnston 1918-6-2 2021 Los Angeles Evey Canyon; San Antonio Mountains 914 Comment
  UCR270040  Melica imperfecta R. G. Swinney 2011-4-9 14377 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA0046836  Melica imperfecta Albert J. Perkins 1920-3-6 s.n. Los Angeles Trail, Opids Camp, San Gabriel Mountains. Comment
  OBI26219  Melilotus albus Mark Schneider 1974-1-3 s.n. Los Angeles 7-Hills Ranch, Avocado orchard, Tujung 549 Comment
  UCR277055  Mentha suaveolens R. G. Swinney 2011-9-22 15658 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR220261  Mentzelia R. G. Swinney 2009-4-28 10503 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SBBG69291  Mentzelia albicaulis R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  RSA0108881  Mentzelia congesta R. G. Swinney 2010-5-21 12881 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC73396  Mentzelia congesta H. M. Hall 1899-6-20 1228 Los Angeles San Antonio Mountains, Lytte Creek Canyon 1752 Comment
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Mar 21 2014
  RSA579433  Mentzelia congesta Tim S. Ross 1994-6-21 7983 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. 2070 m NW of Pac. Mtn s 7124-foot summit. 1963 Comment
  RSA762063  Mentzelia dispersa Orlando Mistretta, Christine Mistretta 2008-5-16 3088 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  RSA703555  Mentzelia gracilenta Gary D. Wallace, M. Wallace 1983-5-20 2078 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA679293  Mentzelia laevicaulis Mark A. Elvin, Anne Marie Ruff 1996-8-1 296 -A Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.5mi from gate. Along road cuts on N side. Comment
  SDSU8051  Mentzelia laevicaulis Joan Godsill 1952-10-2 528 Los Angeles Claremont, in field by P.E. station 366 Comment
  RSA578622  Mentzelia laevicaulis Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8092 Los Angeles 'Cottonwood Swamp'': confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 514 Comment
  UC586869  Mentzelia laevicaulis var. laevicaulis Joseph Andorfer Ewan 1934-8-4 8327 Los Angeles along auto road in crest of Blue Ridge San Gabriel Mts. 2529 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA446773  Mentzelia micrantha Geo. C. Johnstone 1926-5-15 s.n. Los Angeles Griffith Park Comment
  UCR189843  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR223471  Mentzelia veatchiana R. G. Swinney 2009-5-28 10929 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM246826  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  CAS-BOT-BC348447  Micropus californicus var. californicus Louis Wheeler 1932-5-28 784 Los Angeles E side San Antonio Canyon SE Hogback, San Gabriel Mts. 1280 Comment
  RSA611812  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles Spring Hill, San Antonio Canyon 1220 Comment
  RSA9775  Micropus californicus var. californicus L. C. Wheeler 1932-5-28 784 Los Angeles San Antonio Canyon, below hogback 1280 Comment
  UCR170613  Microseris lindleyi Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UCR220270  Microseris lindleyi R. G. Swinney 2009-4-24 10494 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SBBG128620  Microseris sylvatica A. Parikh, N. Gale 2010-4-24 3142 Los Angeles hills ca. 0.75 mi N of Quail Lake, N--facing slope below grassy ridge 1075 Comment
  CATA1993  Mimulus aurantiacus Steven A. Junak 1997-3-28 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing 137 Comment
  LA51935  Mimulus aurantiacus A. M. Johnson; 1932-4-4 3931 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA748594  Mimulus aurantiacus Justin M. Wood 2009-6-1 787 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  UC1595265  Mimulus aurantiacus var. pubescens Tim Ross, Peter Fritsch 1990-6-20 3615 Los Angeles near Confluence of E and W Forks of the San Gabriel River (mouth of canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC56997  Mimulus aurantiacus var. pubescens Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UC76130  Mimulus aurantiacus var. pubescens Pupils of Los Angeles High School June 1902 Los Angeles near Garvanza Comment
  UCR124626  Mimulus aurantiacus var. pubescens I. W. Clokey, B. C. Templeton 1929-1 4441 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC729593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles about 1/2 way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  RSA746950  Mimulus bigelovii R. G. Swinney 2008-5-2 8723 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR186604  Mimulus cardinalis T. B. Salvato, Sarah Flack 2007-8-8 3032 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR270872  Mimulus cardinalis R. G. Swinney 2011-8-17 15633 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR138847  Mimulus fremontii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  PASA110  Mimulus guttatus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA649006  Mimulus guttatus Scott Lowe 1991-5-7 15 Los Angeles San Gabriel River channel, beneath the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA80137  Mimulus guttatus F. W. Peirson 1918-6-28 259 Los Angeles Sierra Madre trail to Mt. Wilson, San Gabriel Mountains 838 Comment
  RSA0094563  Mimulus palmeri Richard G. Swinney 2011-6-6 15013 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  POM19082  Mimulus rubellus P. A. Munz 1923-5-26 6843 Los Angeles head of Vincent Gulch. 2012 Comment
  SEINET1007480  Minuartia douglasii A. C. Sanders 2003-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. 411 Comment
  UC1532964  Minuartia nuttallii subsp. gracilis Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41068 Los Angeles on ridge running e toward Old Baldy (Mt. San Antonio); San Gabriel Mts., Angeles National Forest, West Baldy Peak 3017 Comment
  UCR219474  Mirabilis laevis R. G. Swinney 2009-3-19 10142 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  RSA523167  Mirabilis laevis Tim S. Ross 1991-2-23 4103 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  SEINET3142102  Mirabilis laevis var. crassifolia R. S. Ferris 1918-7-12 938 Los Angeles 5 miles south of Lancaster Comment
  RSA464830  Mirabilis laevis var. villosa T. W. Minthorn 1925-5-3 s.n. Los Angeles Palmdale. Comment
  LA33416  Monanthochloe littoralis Peter H. Raven; 1959-4-19 14006 Los Angeles SANTA MONICA MOUNTAINS, Point Mugu, just W of Point Mugu. 0 Comment
  CAS-BOT-BC220134  Monardella exilis W. R. Dudley; F. H. Lamb 1896-6-4 4302 Los Angeles Lancaster Comment
  RSA600984  Monardella lanceolata Louis C. Wheeler 1967-6-26 9885 Los Angeles Elsmere Canyon. 441 Comment
  LA209929  Monolopia lanceolata Arthur C. Gibson; 2005-5-5 5063 Los Angeles Simi Hills, Cheeseboro Canyon, Chesseboro SMMNRA, Along hiking trail just above Senecio breweri site Comment
  SBBG51651  Monolopia lanceolata R. Gustafson, C. Davidson 1977-4-20 407 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  UC54055  Monolopia lanceolata L. A. Greata Mar 1903 Los Angeles Highland Park Comment
  UCR96140  Monolopia lanceolata B. G. Pitzer 1996-4-21 2716 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA710183  Mucronea perfoliata LeRoy Gross 2005-5-3 2216 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA13801  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork, Big Rock Creek 1600 Comment
  RSA599103  Muhlenbergia californica V. W. Steinmann, R. Cerros T 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail. 1350 Comment
  RSA617233  Muhlenbergia californica LeRoy Gross 1998-9-12 53 Los Angeles Arroyo Seco Canyon between Switzer's Falls and Switzer's Campground 853 Comment
  UCR210288  Muhlenbergia californica R. G. Swinney 2008-7-16 9266 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA9733  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA655749  Muilla maritima James Henrickson 2000-4-15 2068 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SBBG42161  Munzothamnus blairii M. B. Dunkle 1939-11-24 7353 Los Angeles SE rim above Mosquito Harbor Comment
  UC1194902  Munzothamnus blairii Reid Moran 1958-9-15 6824 Los Angeles Walls of canyon 1.8 mi SE of Eel Point, San Clemente Island. 100 Comment
  SD216573  Myoporum laetum Andrew Chen 2011-1-3 1438 Los Angeles Azusa; Along San Gabriel River Bike Trail, east bank, 100-350m north of Foothill Blvd. Comment
  RSA421092  Nama californica Anstruther Davidson 1923-06 s.n. Los Angeles [Unspecified] Comment
  RSA618731  Nassella cernua Scott D. White 1998-5-19 6542 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  UCD87865  Nassella lepida C. Epling 1931-5-2 9445 Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  CAS-BOT-BC260142  Nassella pulchra F. A. MacF. 1935-3-6 13502 Los Angeles Mulholland Drive, Santa Monica Mountains Comment
  SEINET4056823  Nassella pulchra R. Moran 1941-1 570 Los Angeles West end of ravine, Middle Ranch, San Clemente Island. 500 Comment
  POM219214  Nasturtium officinale F. R. Fosberg 1932-6-18 8536 Los Angeles Below Camp Baldy, San Antonio Canyon 1400 Comment
  SFV15352  Nasturtium officinale J. C. Dittes, D. Stolp 1990-4-1 73 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCR252701  Navarretia Jeremiah George 2014-7-29 s.n. Los Angeles South Coastal Plain, Torrance, immediately south of Bishop Montgomery School, SW of junction of Torrance Blvd. and Palos Verdes Blvd. 22 Comment
  RSA614282  Navarretia atractyloides L. C. Wheeler 1932-6-4 804 Los Angeles Live Oak Canyon 518 Comment
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  UCR177760  Navarretia hamata subsp. hamata LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1074 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
  RSA469834  Navarretia hamata subsp. hamata Sam Tyson 1942-6-19 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. 1067 Comment
  UC23794  Navarretia prostrata Dr. A. Davidson May 1895 Los Angeles Downey Comment
  RSA674853  Nemacladus ramosissimus Scott D. White, Kent Hughes 2000-5-17 7872 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR189252  Nemacladus sigmoideus R. G. Swinney 1998-5-16 6076 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR193674  Nemophila menziesii R. G. Swinney, Dave Larson 1999-6-25 7414 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  RSA652200  Nemophila menziesii G. Foster 1961-5-29 s.n. Los Angeles Mt. Wilson Rd., Angeles Natl. Forest. Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0115705  Nemophila menziesii subsp. integrifolia Andrew C. Sanders 2008-4-10 34804 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  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
  UCR190537  Nemophila spatulata R. G. Swinney 2000-6-19 7832 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR172454  Nicotiana acuminata var. multiflora Anuja Parikh, Nathan Gale 2005-6-29 2120 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes above Potrero Canyon, south of Santa Clara River c. 1 mi. east of the Ventura Co. line, study area 16 396 Comment
  RSA426782B  Nicotiana glauca F. R. Fosberg 1931-7-14 S- 5408 Los Angeles Whites' Landing, Santa Catalina Island. 5 Comment
  RSA0060134  Nicotiana quadrivalvis Scott D. White, Pam De Vries 2004-6-14 10488 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
  UC68731  Nicotiana quadrivalvis H. M. Hall 1905-7-23 6711 Los Angeles San Francisquito Canyon 762 Comment
  RSA40561  Notholaena californica subsp. leucophylla J. C. Roos 1946-11-23 3160 Los Angeles Placerita canyon, east of Newhall Comment
  UCD124109  Nuttallanthus texanus Daryl Koutnik 1978-4-14 363 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  UCR210007  Ocimum R. G. Swinney 2008-12-2 9920 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCSB4457  Oenothera elata Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles 1828 Comment
  UCR273248  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA226932  Oenothera elata subsp. hirsutissima Robert F. Thorne, C. W. Tilforth 1971-6-17 39962 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  SEINET5345533  Oenothera speciosa R. Linka 1950-4-9 29 Los Angeles Benedict Canyon, Los Angeles Comment
  UC1870255  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges; Verdugo 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. 555 Comment
  UCD169564  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-20 10856 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
  POM317748  Opuntia ficus-indica David Walkington 1963-6-20 183 Los Angeles Southwest of Walnut Ave., 0.2 mi N of Puddingstone Rd., San Dimas. 305 Comment
  UCSB31762  Opuntia oricola Patterson, Ralph 1965-4-1 Los Angeles Palos Verdes; Palos Verdes Foothills 7 Comment
  CAS-BOT-BC502623  Orobanche bulbosa Carl B. Wolf 1932-10-5 4232 Los Angeles Santa Catalina Island, S side of Black Jack Peak, below workers' dormitories 304 Comment
  SBBG118592  Orobanche fasciculata J. Henrickson 2000-4-15 20697 Los Angeles ca. 2 mi SE of Newhall in upper Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, along Whitney Cyn Rd S of Whitney Cyn; near T3N, R15W, S 8 640 Comment
  RSA0059164  Orobanche parishii subsp. parishii Tim Ross, Steve D. Boyd 1991-7-24 5651 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1942 Comment
  RSA402056  Orthocarpus purpurascens Louis C. Wheeler 1932-3-19 531 Los Angeles UCLA Campus, West L.A 137 Comment
  CAS-BOT-BC355761  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  RSA729348  Osmorhiza brachypoda R. G. Swinney 1999-4-9 7081 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  LA50660  Oxalis californica W. O. Griesel; 1936-3-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  UCR205558  Oxalis corniculata R. G. Swinney 2008-5-30 8883 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA162825  Oxalis corniculata J. D. Olmsted 1959-3-23 310 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  UCR271911  Oxalis pes-caprae R. G. Swinney 2010-4-30 12474 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  POM353467  Oxalis pes-caprae H. L. Bauer 1932-03 s.n. Los Angeles Santa Monica Comment
  UCR114734  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR209906  Oxytheca caryophylloides R. G. Swinney 2008-7-24 9287 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  SBBG62568  Packera breweri R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA232251A  Packera ionophylla R. F. Thorne 1969-7-2 38334 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  CAS-BOT-BC121171  Paeonia californica LeRoy Abrams 1902-3-11 3112 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  UC1126119  Paeonia californica A. D. Gifford 1935-3-31 542 Los Angeles 3.2 mi nnw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCSB49819  Paeonia californica Reisentz, Paul 1975-3-16 Los Angeles 2 miles east on Stunt Rd. from Mulholland Hwy., Santa Monica Mtns. 365 Comment
  RSA126686  Papaver californicum H. J. Thompson 1959-5-24 2002 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 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
  RSA235295  Parietaria hespera var. hespera E. R. Blakley 1963-12-7 6337 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  UCD108121  Parkinsonia aculeata Brenda J. Kanno-Lai 1992-5-10 91 Los Angeles Stoney Point, N end of CA 27, west side of area. 324 Comment
  RSA187958  Paspalum dilatatum R. F. Thorne 1966-6-1 36486 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  RSA733146  Paspalum vaginatum R. E. Riefner 2006-7-8 6 -290 Los Angeles City of Malibu, Malibu Lagoon, W. lagoon South of Pacific Coast Hwy. 1 Comment
  HSC101612  Passiflora caerulea Steve Boyd, Rick Riefner 2007-4-27 11742 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  RSA653048  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills: La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights. 171 Comment
  UCR176755  Passiflora caerulea Harry Spilman 1998-4-29 2 Los Angeles Pasadena, Arroyo Seco about 75 meters south of the La Loma Rd. bridge along the east side of the flood control basin 221 Comment
  UCR177144  Pectocarya anisocarpa L. C. Wheeler 1967-5-8 9352 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
  RSA762714  Pectocarya linearis R. G. Swinney 2009-2-20 10029 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA675932  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-9 794 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
  SBBG108986  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-7 SCl 732 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  RSA639322  Pectocarya penicillata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55007 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  UCR198508  Pectocarya penicillata Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR273040  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 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-BC94729  Pectocarya recurvata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 728 Los Angeles Antelope Valley Poppy Preserve. Off Hwy 138, about 13 miles W of Lancaster. About 1/3 miles SW of visitor center 853 Comment
  UC1595475  Pectocarya recurvata Tim Ross 1992-4-4 6105 Los Angeles 1 mi se Black Butte (middle butte of the three); sw Mojave Desert, Three Sisters 969 Comment
  UCR223078  Pectocarya setosa R. G. Swinney 2009-5-13 10779 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA595811  Pectocarya setosa L. C. Wheeler 1967-5-9 9378 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  RSA230689  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR191787  Pedicularis semibarbata R. G. Swinney 1998-7-8 6336 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  UC1215285  Pellaea andromedifolia Peter H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi s Wilson Cove; San Clemente Isl 121 Comment
  UCR1104  Pellaea andromedifolia Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/2 mile from waterfalls 610 Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR271741  Pellaea andromedifolia R. G. Swinney 2011-3-26 14228 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA85028  Pellaea andromedifolia var. andromedifolia F. W. Peirson 1919-12-2 1513 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  UCR276792  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  LA94177  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-13 1739 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca. 3.5 mi from canyon mouth. 182 Comment
  CATA3416  Pennisetum clandestinum Ben Dion, Julia A. Parish 2017-2-9 014 Los Angeles Santa Catalina Island: Residence at junction of Airport Rd. and Renton Pass Rd (KBRT) 427 Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  SEINET210044  Penstemon centranthifolius P. S. Ratlle 1938-7-1 Los Angeles Found growing in the San Gabriel Mountains Comment
  UC566018  Penstemon centranthifolius A. D. Gifford 1935-2-12 432 Los Angeles 2 1/2 mi ssw Redrock Mountain; Tejon Quadrangle Comment
  UCR209481  Penstemon centranthifolius R. G. Swinney 2008-6-17 9038 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  POM156297  Penstemon centranthifolius L. R. Abrams 1902-6-20 2593 Los Angeles Summit of Mt. Wilson 1768 Comment
  RSA412434  Penstemon centranthifolius George R. Johnston 1932-4-24 15110 Los Angeles 15 mi. E of Palmdale Comment
  UC1012242  Penstemon grinnellii Francis W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676 Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA285694  Penstemon grinnellii subsp. grinnellii D. C. Michener 1980-6-29 3688 Los Angeles San Gabriel Mountains. Big Rock Creek road ca 0.5 mile northwest of Vincent Gap. Comment
  POM49961  Penstemon heterophyllus A. D. E. Elmer 1902-06 3707 Los Angeles Acton, Mt. Gleason. Comment
  RSA643405  Penstemon heterophyllus var. australis Orlando Mistretta 1993-5-28 843 Los Angeles San Gabriel Mountains: Old Forest Service Road off of Glendora Mt. Road; 1.5 miles west of Cow Canyon Saddle. 1524 Comment
  UCR223136  Penstemon labrosus R. G. Swinney 2009-7-22 11353 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR94448  Penstemon speciosus R. G. Swinney 1996-5-27 4736 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR180040  Penstemon spectabilis R. G. Swinney, Dave Larson 1996-8-7 5231 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  RSA640312  Penstemon spectabilis Louis C. Wheeler 1931-6-11 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  LA51905  Penstemon spectabilis var. subviscosus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA0060336  Pentagramma triangularis R. F. Thorne 1970-3-5 39361 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  RSA0070768  Pentagramma triangularis Ron Martinolich 1991-5-16 79 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of lower, eastern end, west along trail about 0.4-0.5 mile, at sharp left turn south, on bank west of trail. Comment
  CAS-BOT-BC71663  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1991-4-25 4581 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon 792 Comment
  UCSB62234  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-2 Los Angeles San Gabriel Mtns., NW Mt. Gleason, upper Mill Cyn. Ca. 1/2 mi. above the power line rd. (USFS 4N32) 1097 Comment
  UC1611540  Perideridia pringlei Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3931 Los Angeles n slope of mt. between Cow Spring Canyon and Horse Camp Canyon; Liebre Mountains, Liebre Mtn 7.5' USGS Quadrangle, Liebre Mt 1338 Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  SD27743  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach 7 Comment
  POM308326  Petalonyx thurberi Henry J. Ramsey, Henry J. Ramsey 1937-8-7 3057 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  RSA0003582  Phaca davidsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA75512  Phacelia affinis F. W. Peirson 1919-5-10 410 Los Angeles Arraster Creek, San Gabriel Mts. Comment
  UCR138526  Phacelia affinis L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  JEPS84902  Phacelia bicolor var. bicolor L. R. Heckard 1985-5-4 6231 Los Angeles s side of Avenue E 1 mi e 10th St. East (s of Rosamond Dry Lake, ne of Lancaster); Mohave Desert 701 Comment
  RSA574346  Phacelia brachyloba R. G. Swinney 1994-5-12 2842 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  SD255768  Phacelia brachyloba R. G. Swinney 2011-6-22 15257 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 Angels Crest Highway. 1780 Comment
  UCR51948  Phacelia brachyloba Steve Boyd, T. S. Elias 1987-4-14 2067 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  LA38795  Phacelia cicutaria var. hispida Henry J. Thompson; 1959-5-24 1993 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA11007  Phacelia cicutaria var. hispida Carl B. Wolf 1928-4-1 1622 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA156044  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA188260  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-28 36215 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UC1584866  Phacelia cicutaria var. hispida Tim Ross 1991-4-8 4459 Los Angeles mesic nw slope of hill San Dimas USGS 7.5' quadrangle, western Pomona, Elephant Hil 228 Comment
  UCR197207  Phacelia cicutaria var. hispida Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 755 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  RSA0011519  Phacelia cicutaria var. hispida Orlando Mistretta, Christine Mistretta 2011-6-23 5739 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA346645  Phacelia cicutaria var. hispida Barry Burnell 1971-3-29 312 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  RSA427696A  Phacelia ciliata Anstruther Davidson 1922 Los Angeles Gorman Station, Antelope Valley. Comment
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Jan 24 2015
  UCR43325  Phacelia davidsonii David Charlton 1986-6-15 230 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
  CHSC95764  Phacelia distans LeRoy Gross; Laura Moore 2000-6-5 220 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  RSA426183B  Phacelia distans Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA763662  Phacelia distans Doris Bowers 1957-4-25 919 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  SD41344  Phacelia distans Edith A. Purer 1935-5-12 6595 Los Angeles El Segundo Comment
  UCR95305  Phacelia distans L. C. Wheeler 1967-5-8 9328 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
  PASA1382  Phacelia distans Annetta Carter 1929-3-31 Los Angeles Near Clayton Comment
  RSA229201  Phacelia distans Robert F. Thorne 1971-6-30 40825 Los Angeles San Gabriel Mountains. 1555 Comment
  RSA602197  Phacelia distans R. S. Woglum 1930-4-28 s.n. Los Angeles Glendora Comment
  UC1426038  Phacelia distans Robert F. Thorne, A. C. Gibson, J. -P. Simon, and D. J. McGillivray 1970-4-17 39515 Los Angeles edge of national forest ca 5 mi s Hwy. 138 (10 mi se of Pearblossom); San Gabriel Mts., Angeles National Forest, Grandview Canyon 1432 Comment
  RSA587038  Phacelia egena Orlando Mistretta 1995-5-10 1698 C Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  RSA74486  Phacelia floribunda F. W. Peirson 1923-4-12 3484 Los Angeles Wilson s Cove, San Clemente Island. Comment
  UC557756  Phacelia floribunda Nell Murbarger May, 1936 198 Los Angeles extreme n end of island near beach San Clemente Island Comment
  UCR194157  Phacelia fremontii A. C. Sanders 2008-4-13 34880 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  RSA660069  Phacelia fremontii Orlando Mistretta 1992-5-25 403 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UC1400400  Phacelia fremontii Robert F. Thorne and C. W. Tilforth, et al. 1972-6-29 42101 Los Angeles on road from Jackson Lake ca. 2 mi se Valyermo; San Gabriel Mts., Angeles National Forest 1432 Comment
  CATA3317  Phacelia grandiflora Amy Catalano, Laura Roll 2017-3-25 037 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  UCR131371  Phacelia hubbyi Jeremiah George 2001-5-29 010 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UC1005268  Phacelia imbricata A. R. Kruckeberg 1955-6-25 3820 Los Angeles Mt. Wilson Angeles National Forest (summit) Comment
  RSA134016  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-15 502 Los Angeles along road to Mt. Gleason, ca. 9 miles up Tujunga Canyon from highway 118. 976 Comment
  RSA191139  Phacelia imbricata subsp. imbricata Robert F. Thorne 1967-6-25 37108 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  UCSB23147  Phacelia imbricata subsp. imbricata Wilken, Dieter 1967-7-15 Los Angeles Near Summit of Mt. Gleason west of Hill Creek Summit, San Gabriel Mtns. 1981 Comment
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Apr 12 2016
  CAS-BOT-BC145069  Phacelia mohavensis Le Roy Abrams; E. A. McGregor 1908-7-5 641 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1676 Comment
  LA46948  Phacelia parryi Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG125836  Phacelia parryi A. Parikh, N. Gale 2010-5-25 3221 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1115 Comment
  UCSB12493  Phacelia parryi Haines, A. 1962-3-25 Los Angeles Bottom of Escondido Canyon after burn; Santa Monica Mountains 45 Comment
  RSA0098637  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR273218  Phacelia ramosissima R. G. Swinney 2011-10-18 15834 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
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Aug 24 2017
  CAS-BOT-BC144950  Phacelia ramosissima var. austrolitoralis Dr. H. E. Hasse 1890-6-25 s.n. Los Angeles Near Santa Monica Comment
  CAS-BOT-BC134022  Phacelia ramosissima var. latifolia F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA638860  Phacelia ramosissima var. latifolia Valerie L. Soza, LeRoy Gross 1999-7-15 638 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 823 Comment
  CLARK-A1528-5109  Phacelia viscida John C. Roos 1937-7-7 404 Los Angeles La Crescenta 478 Comment
  RSA428238  Phacelia viscida var. albiflora Anstruther Davidson 1890-3-14 s.n. Los Angeles Los Angeles. Comment
  RSA703125  Phalaris aquatica R. E. Riefner Jr. 2004-10-24 4 -448 Los Angeles City of Whittier, Puente Hills, Puente Hills Habitat Conservation Authority Preserve, S along access road in watershed of Worsham Creek, S of Turnbull Canyon Road. 355 Comment
  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
  UC1587628  Pholistoma auritum Tim Ross 1991-4-21 4512 Los Angeles just s.w. of old water tank Middle Trunbull Canyon drainage; Whittier Hills (Puente Hills, pro parte) 219 Comment
  LA205675  Pholistoma auritum var. auritum Carl Clawson Epling; March 1925 6523 Los Angeles Santa Monica Mountains, Griffith Park Comment
  SBBG31534  Pholistoma racemosum R. M. Beauchamp 1967-3-17 252 Los Angeles E of "Date 2" Comment
  SD51797  Pholistoma racemosum Roy L. Taylor, R. O. Ornduff 1960-3-18 4384 Los Angeles Santa Catalina Island. Near moist creek areas in near vicinity of the town of Avalon. 100 yards S of board walk on road to Pebble Beach. Comment
  RSA534025  Pholistoma racemosum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5299 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  POM123322  Phoradendron macrophyllum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  SEINET10327137  Phoradendron serotinum subsp. macrophyllum L. C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam, near Claremont. 495 Comment
  CAS-BOT-BC141306  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  RSA535703  Phyllospadix scouleri Timothy S. Ross 1991-5-22 5438 Los Angeles San Clemente Island, Spray, W side of island about 5300ft N of Eel Point, Marine perennial washed up amid rocks at shoreline, just below Spray. 1ft below sea level, but obviously washed in from a greater depth. Comment
  SD69625  Phyllospadix scouleri Robert F. Thorne, P. Everett 1965-5-11 34562 Los Angeles shoreline; S side of N beach of Little Harbor, Santa Catalina Island Comment
  CAS-BOT-BC452033  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island: Catalina Harbor at Isthmus 0 Comment
  RSA794888  Physalis acutifolia Justin M. Wood, Brandy Wood 2010-10-16 2940 Los Angeles City of Pomona: California State Polytechnic University, Pomona. Just southwest of intersection of Temple and Campus, just north of the Farm Store. 213 Comment
  LA202416  Physalis philadelphica Arthur C. Gibson; 2005-9-14 5096 Los Angeles 365 Comment
  RSA188271  Picris echioides R. F. Thorne 1966-5-31 36450 Los Angeles Santa Catalina Island: Little Harbor. 5 Comment
  RSA628323  Pinus flexilis L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  RSA226056  Pinus monophylla Robert F. Thorne, C. W. Tilforth 1971-6-29 40663 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  RSA0048412  Pinus muricata Robin J. Tausch 1963-4-23 s.n. Los Angeles Pierce College Campus, Woodland Hills. 243 Comment
  CATA298  Piperia cooperi Mark L. Hoefs 1973-6-5 317 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  RSA382793  Piperia cooperi Anstruther Davidson 1906-5-12 1460 Los Angeles Providencia Ranch, Hollywood. Comment
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  RSA599776  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9270 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
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Dec 20 2007
  UCR126605  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26062 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  JEPS68018  Plagiobothrys canescens W. L. Jepson 1939-4-21 19222 Los Angeles Saugus Santa Clara River Valley Comment
  UC537069  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  LA40190  Plagiobothrys nothofulvus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  VVC3395  Plagiobothrys nothofulvus Tim Thomas 1973-4-24 13 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  POM3828  Plagiobothrys nothofulvus Anonymous 1891-3-29 s.n. Los Angeles Alhambra. Comment
  CATA1278  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2364 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  POM158294  Plantago coronopus M. B. Dunkle 1928-4-29 1911 Los Angeles Low ground, foot of hill Little Harbor. 5 Comment
  UC28038  Plantago erecta J. H. Barber 1897-3-23 89 Los Angeles near Soldiers' Home; Santa Monica Comment
  SD215598  Plantago erecta Louis C. Wheeler 1969-5-3 Los Angeles San Gabriel Mountains: Bluebird Truck Trail 715 Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  RSA424281  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  RSA68980  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  RSA0025155  Platanthera sparsiflora Jane Tirrell, Walter Fidler 2012-6-11 LS 0067 Los Angeles Middle fork of drainage above California State Route 2 at mile marker 67.7, approximately 100 feet above highway. 2347 Comment
  RSA762362  Platanus racemosa R. G. Swinney 2009-3-11 10084 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UC1280002  Platanus racemosa Peter H. Raven 1957-9-21 11365 Los Angeles 2.3 mi above U.S. 101A; Santa Monica Mountains, Topanga Canyon Comment
  UCR271739  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA445700  Platystemon californicus Alnert B. Ulrey 1903-4-20 s.n. Los Angeles Sierra Madre Comment
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Nov 20 2010
  SD237541  Platystemon californicus R. G. Swinney 2009-5-13 10763 Los Angeles Transverse Range: San Gabriel Mountains: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  UCR186992  Platystemon californicus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31963 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR222652  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04- 367 Los Angeles South Coast, city of Malibu, Zuma Lagoon at Westward Beach Rd. 3 Comment
  CAS-BOT-BC237685  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7769 Los Angeles Liebre Mountains. central summit area, ca. 1750 m WSW of Bear Gulch Camp 1732 Comment
  SD232154  Poa secunda V. Soza, Leroy Gross & Bill Hogshead 2002-5-9 1463 Los Angeles Transverse Ranges, San Gabriel Mountains region: Along Sunset Peak Road, 2.8 km ESE from Glendora Ridge Road. 1494 Comment
  CATA880  Poa secunda subsp. secunda Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1692 Los Angeles Santa Catalina Island: Above Black Jack Road by fenced mine shaft 411 Comment
  UC284717  Poa secunda subsp. secunda P. A. Munz 1923-4-12 6778 Los Angeles Casa Blanca; San Clemente Isl Comment
  SEINET13276686 Image available Poaceae R. G. Swinney 2011-1 15250 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  SD125916  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles El Segundo Dunes, west of Los Angeles International Airport and east of Vista Del Mar Blvd. Comment
  UCR131390  Polycarpon tetraphyllum Alison Lipman 1998-7-2 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
  UCR201827  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  UCR274935  Polygala cornuta subsp. fishiae Kai T. Palenscar 2014-6-15 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, 100 m east of Santa Anita Wash channel, south base of San Gabriel Mts., City of Arcadia 195 Comment
  RSA0065365  Polygala cornuta subsp. fishiae A. E. Hersh 1950-7-15 s.n. Los Angeles Topanga Canyon above 3 miles from west end. 152 Comment
  CAS-BOT-BC167818  Polygala cornuta var. fishiae A. J. McC. 1893-7-29 168 Los Angeles Pasadena 1219 Comment
  SBBG17791  Polygonum arenastrum P. H. Raven 1962-7-11 18016 Los Angeles docks area, Wilson Cove 9 Comment
  RSA611070  Polygonum argyrocoleon Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: South of 200 E. Signal Street. Comment
  RSA466386  Polygonum aviculare subsp. aviculare F. R. Fosberg 1931-4-8 S- 4510 Los Angeles Santa Catalina Island; Avalon Valley 30 Comment
  RSA594985  Polygonum aviculare subsp. aviculare Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-13 2377 Los Angeles Santa Catalina Island. Boushay canyon Road, by Ironwood grove off of Upper West End Road. 396 Comment
  RSA641209  Polygonum orientale Louis C. Wheeler 1966-5-7 s.n. Los Angeles Rio Hondo, south El Monte. Comment
  UCR197088  Polygonum persicaria LeRoy Gross 2007-5-16 2742 Los Angeles Transverse Range; Verdugo Mountains, southern side of the range, near debris basin by Bel Aire Park, ortheast of the intersection of Bel Aire Drive and Cambridge Drive 273 Comment
  CAS-BOT-BC71897  Polypodium californicum J. H. Thomas 1949-2-22 7 Los Angeles near northeast end of San Clemente Island 38 Comment
  LA94052  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1720 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  RSA611253  Polypodium californicum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  UCSB62424  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  RSA150858  Polypodium californicum P. H. Raven 1962-4-12 17329 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  UC42877  Polypodium californicum D. O. Allen 1884-12-25 5 Los Angeles bank of Arroyo Seco Pasadena Comment
  UCSB62304  Polypodium californicum Kiefer, Lawrence 1967-4-30 Los Angeles San Gabriel Mtns., N of Sierra Madre, N fork of Big Santa Anita Canyon, vicinity of upper Sturtevant Falls, ca. 3/4mi up from confluence of main stream 853 Comment
  UCSB62389  Polypodium californicum Kendall, M. 1921-2-12 Los Angeles Palmer's Canon Comment
  UCSB62447  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  RSA483708  Polypogon monspeliensis Richard Noyes, L. Arnseth 1988-4-30 528 Los Angeles 100 meters E of Thompson Creek Dam 500 Comment
  RSA651595  Polypogon monspeliensis Bill Amling 1948-5-12 16 Los Angeles 5 miles from Puente on Hacienda Ave. 152 Comment
  SBBG105370  Polypogon monspeliensis R. M. Beauchamp 1976-5-23 4161 Los Angeles curve in rd N of Middle Ranch site and W of Boulder 472 Comment
  UCR95772  Polypogon monspeliensis Lauren Raz, Steve Boyd 1996-10-23 052 Los Angeles Liebre Mtns, Ruby Canyon, just w of the junction of F.S. Road 6N24 w/ Lake Hughes Road, at confluence w/ Elizabeth Lake Canyon 610 Comment
  CAS-BOT-BC237497  Polypogon viridis Edgar A. Mearns; L. Schoenfeldt 1894-6-22 3679 Los Angeles Cameron's Ranch Laguna Comment
  UCR223549  Polystichum imbricans R. G. Swinney 2009-6-2 10991 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA277973  Populus balsamifera subsp. trichocarpa F. C. Boutin 1965-5-13 s.n. Los Angeles Around old cabin sites, just below where TT crossed stream, Haines Canyon, above Tujunga, San Gabriel Mountains. Comment
  JEPS64529  Populus fremontii subsp. fremontii Frank W. Peirson 1919-3-30 386 Los Angeles Big Tujunga Canyon; San Gabriel Mountains, Big Tujunga Canyon 441 Comment
  RSA591904  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-8 9312 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  SFV19346  Populus fremontii subsp. fremontii A. E. Tibbels 1999-5-1 32 Los Angeles San Fernando Valley Big Tujunga Wash. West of Wescott Avenue and south of Grove Street. 390 Comment
  UC1971407  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-15 9604 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon; bottom of canyon near mouth. Comment
  UC1971604  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles SOUTHERN BASE SAN GABRIEL MTNS.: Tujunga Ponds. West of 210 freeway in Big Tujunga Wash, city of Sunland. Comment
  SEINET3892554  Potamogeton foliosus Louis C. Wheeler 1946-10-26 6388 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side.; 0 259 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  LA52093  Potentilla glandulosa subsp. glandulosa Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR182694  Potentilla gracilis var. fastigiata R. G. Swinney 1997-8-6 5778 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  LA99320  Poterium sanguisorba Jonathan Sauer; J. Leishman 1978-4-18 5994 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  RSA699567  Prunus emarginata LeRoy Gross, Paul Morton 2004-6-9 1350 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.) 1727 Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  OBI26245  Prunus ilicifolia Mark Schneider 1973-5-12 27 Los Angeles Vogel Flats, Big Tujunga Cyn, San Bernardino Mts 792 Comment
  RSA0036835  Prunus ilicifolia Matt Bogdanoff 1981-5-27 36 Los Angeles CA Hwy 39, 4.5 mi N of junction with Sierra Madre Ave., N of Azusa. 426 Comment
  RSA580963  Prunus ilicifolia Catherine A. Mish 1995-3-18 26 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  SEINET13382491 Image available Prunus ilicifolia R. G. Swinney 2011-1 14935 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UC1595346  Prunus ilicifolia Tim Ross 1992-5-17 6361 Los Angeles 740 m distant from the mouth of Shoemaker Canyon (East Fork of the San Gabriel River, San Gabriel Mountains); San Gabriel Mountains, San Gabriel River 713 Comment
  UC2042035  Prunus ilicifolia Orlando Mistretta with Oscar Dorado 1989-5-10 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA659950  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1992-5-18 348 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA187813  Prunus lyonii Robert F. Thorne 1966-4-7 35970 Los Angeles Santa Catalina Island. Howland Landing Canyon near road to Johnson's Landing. 23 Comment
  UC1595316  Prunus virginiana var. demissa Tim Ross, Steve Boyd 1990-6-18 3486 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  CATA3139  Pseudognaphalium beneolens Sarah Ratay 2010-9-1 132 Los Angeles Santa Catalina Island: Near junction of Parsons Landing Road and West End Road 74 Comment
  POM358736  Pseudognaphalium biolettii M. B. Dunkle 1932-5-28 2964 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA188126  Pseudognaphalium biolettii R. F. Thorne 1966-4-28 362236 Los Angeles Santa Catalina Island: along road from Avalon to Pebbly Beach 6 Comment
  SBBG54255  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles NW of Eel Pt Comment
  UCD135041  Pseudognaphalium biolettii Beth Greenhalgh 1993-3-19 35 Los Angeles Santa Monica Mountians, Malibu, at south end of 29716 Baden Pl. 15 Comment
  SBBG96684  Pseudognaphalium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4265 a Los Angeles lower half of China Cyn, W side; at cyn mouth Comment
  SD69729  Pseudognaphalium californicum Robert F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island, below road to White's Landing above turnoff to Echo Lake 409 Comment
  SEINET4044525 Image available Pseudognaphalium californicum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 91 Comment
  SD240862  Pseudognaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7 - 1.2 mi. north and NE of Foothill Blvd., Azusa /Duarte. 188 Comment
  RSA724556  Pseudognaphalium luteoalbum K. Dobry 1992-10-25 D- 1084 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CATA3136  Pseudognaphalium microcephalum Sarah Ratay 2010-7-26 128 Los Angeles Santa Catalina Island: Black Jack Road, 80 meters west of Black Jack Tower Road 501 Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  UCD150962  Psilostrophe cooperi D. S. Park 2010-4-26 48 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  UCR109016  Psoralea physodes L. C. Wheeler 1947-7-4 6540 Los Angeles San Gabriel Mtns., El Prieto Canyon, off Millard Canyon 701 Comment
  RSA0011724  Pteris vittata R. G. Swinney 2008-6-26 9106 Los Angeles Azusa, San Gabriel River Canyon c. 0.4 mi. east of El Encanto, near River Conservancy administration bldg. on south side of Old San Gabriel Cyn. Rd. 268 Comment
  UCR202703  Pterospora andromedea R. G. Swinney 2001-8-18 8053 Los Angeles San Gabriel Mtns., north slope of Mt. Baden-Powell, c. 2 miles south of Hwy 2 at Vincent Gap on trail to peak 2591 Comment
  CAS-BOT-BC421209  Pterostegia drymarioides Steven A. Junak 1997-3-7 SCI- 736 Los Angeles California Islands. San Clemente Island: E side of island, just E of Camera Pad Horton 3, on W side of Twin Dams Canyon 411 Comment
  SBBG42283  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, SE point of island Comment
  SBBG61784  Pterostegia drymarioides M. N. Ackley 1928-2-12 889 Los Angeles Eaton Wash 365 Comment
  CAS-BOT-BC421196  Pterostegia drymarioides Reid Moran 1941-2-17 576 Los Angeles East slope of arroyo, Middle Ranch, San Clemente Island. Comment
  UCD100937  Pterostegia drymarioides M. Vincent 1963-5-7 334 Los Angeles Santa Susana Mts., 1/2 mile E of the Ventura County line near the top of the pass, Santa Susana Pass Road, 1/2 mile off the main road at the top of the pass. 488 Comment
  UCR60057  Purshia glandulosa J. A. Adams 1966-4-20 700 Los Angeles Mojave Desert, N of San Gabriel mtns, Bob's Gap near Valyermo 915 Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  RSA190913  Quercus X macdonaldii Robert F. Thorne 1967-5-18 36863 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  SBBG95458  Quercus X macdonaldii M. B. Dunkle 1928-10-14 20117 Los Angeles Renton Mine Comment
  RSA0029479  Quercus X macdonaldii Benjamin E. Carter, John R. Clark 2012-8-9 6963 Los Angeles Santa Catalina Island. Bulrush Canyon, below Salta Verde turnoff. 255 Comment
  UCD45009  Quercus agrifolia Gary D. Cromwell; David W. Wheat 1971-4-30 589 Los Angeles On rocky bluff, facing S-SE. Hard dry soil. 1400' Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora, Calif. 426 Comment
  RSA479444  Quercus berberidifolia Lyman Benson 1960-7-20 16073 Los Angeles Ganesha Hills, West of Pomona. 366 Comment
  UCSB34839  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  RSA306194  Quercus berberidifolia Fay A. MacFadden 1931-3-28 2930 Los Angeles Verdugo Mountains, La Tuna Canyon Comment
  RSA571670  Quercus chrysolepis Louis C. Wheeler 1932-4-16 629 Los Angeles W fork Santa Anita Canyon 915 Comment
  SD123900  Quercus chrysolepis Robert F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Santa Catalina Island, south side of south fork of Fern Canyon, along north-facing slopes of ridge running from south end of Mt. Orizaba 487 Comment
  UC5510  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine Comment
  UCR223520  Quercus chrysolepis R. G. Swinney 2009-6-24 11230 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  LA99093  Quercus douglasii Mary V. Hood; 1945-6-25 45- 123 k* Los Angeles oak flat, Castiac Lake, Ridge Route 1219 Comment
  UCD45858  Quercus dumosa Bonnie C. Templeton 1930-4-2 1433 Los Angeles Location: Mulholland Drive, n.w. of Hollywood, Los Angeles County. 600 Comment
  UCSC001117  Quercus dumosa Peter Kamb 1948-2-14 775 Los Angeles Santa Anita Canyon, San Gabriel Mountains 396 Comment
  LA46616  Quercus durata Louis Wheeler; 1931-11-6 323 Los Angeles San Gabriel Mountains, foothills; 0.5 mi. E. Palmer Canyon 609 Comment
  RSA0091775  Quercus durata var. gabrielensis R. G. Swinney 2011-3-17 14126 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC94179  Quercus engelmannii G. R. Brown 1938-8-8 s.n. Los Angeles Los Angeles Comment
  UC533191  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 b Los Angeles San Gabriel Mountains Comment
  UCSB34841  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  UCR273912  Quercus ilex Steven A. Junak 1999-5-8 SCa- 916 Los Angeles California Islands, Santa Catalina Island, Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline Comment
  RSA702560  Quercus john-tuckeri Scott D. White 2004-5-10 10355 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UCD105644  Quercus john-tuckeri Steve Boyd 1997-9-17 10046 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon, south of Liebre Mountain. 853 Comment
  SBBG133329  Quercus tomentella D. Pivorunas, J. Dunn 2003-5-28 2003 -12 Los Angeles cyn below Delphinium exclosure near Stone Comment
  SBBG17810  Quercus tomentella P. H. Raven 1962-7-10 17981 Los Angeles below Lemon Tank 243 Comment
  UC1234785  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles lower end of Pebbly Beach Canyon Santa Catalina Island 91 Comment
  UCR261299  Quercus tomentella P. H. Raven 1962-7-10 17980 Los Angeles Channel Islands, San Clemente Island, canyon below Lemon Tank 244 Comment
  SEINET7143825  Quercus wislizeni Ralph R. Wilson 1941-4-18 514 Los Angeles San Dimas Experimental Forest above Glendora.; 0 914 Comment
  RSA0091489  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-15 15167 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UCD72486  Quercus wislizeni var. frutescens Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona: Martindale Canyon north side. Comment
  RSA0091744  Rafinesquia californica R. G. Swinney 2011-5-26 14865 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
  UCR136827  Rafinesquia californica John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  CDA8524  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  RSA399394  Ranunculus californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UC150026  Ranunculus californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  SD82808  Ranunculus californicus I. W. Clokey, E. G. Anderson 1935-5-9 6947 Los Angeles Pomona Hills, grassy slope 399 Comment
  SBBG28533  Ranunculus hebecarpus L. C. Wheeler 1934-3-24 2467 Los Angeles Live Oak Cyn 472 Comment
  RSA682410  Ranunculus hebecarpus Valerie L. Soza, Michael Denslow 2003-4-30 1648 Los Angeles San Fransisquiteo Canyon. Slopes southwest of the Fire station 488 Comment
  RSA0081381  Raphanus sativus R. G. Swinney 2010-3-16 11907 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
  UC535548  Rhamnus californica Ira W. Clokey, B. Templeton Jun 1929 4586 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UC870779  Rhamnus californica Louis C. Wheeler 1932-7-2 909 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  RSA772103  Rhamnus californica subsp. tomentella R. G. Swinney 2009-5-20 10850 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA390813  Rhamnus crocea Sam Tyson 1943-4-2 s.n. Los Angeles Big Dalton Canyon Wash Comment
  RSA0058231  Rhamnus ilicifolia Richard G. Swinney 2010-4-23 12346 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA660765  Rhamnus ilicifolia Jeff Weiler 1981-4-26 19 Los Angeles First parking area past intersection of Sate Hwy 39 and East Fork Road. on East Fork Road. In San Gabriel River canyon. Comment
  RSA390843  Rhamnus ilicifolia Anstruther Davidson 1891-7-10 s.n. Los Angeles [Unspecified] Comment
  UCSB4042  Rhamnus ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon. SRE plot Comment
  CATA1065  Rhamnus pirifolia Mark L. Hoefs 1995-5-16 2005 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA213334  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  SD112065  Rhamnus pirifolia Linda Allen, Betsy Carpenter 1975-3-22 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  RSA0073380  Rhus aromatica R. G. Swinney 2010-6-8 13181 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  UCR200112  Rhus aromatica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CAS-BOT-BC167916  Rhus integrifolia Robert F. Thorne; P. C. Everett 1964-2-6 33428 Los Angeles (Perhaps 1 mi. SW of Empire Landing), N Central part of Santa Catalina Island 243 Comment
  CAS-BOT-BC170444  Rhus integrifolia Le Roy Abrams 1901-4-6 1385 Los Angeles Big Tujunga Wash Comment
  POM8499  Rhus integrifolia P. A. Munz, R. D. Harwood 1920-5-15 3948 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA0085077  Rhus integrifolia T. S. Ross 1991-3-10 4208 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  UCR213352  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles city of Claremont, southwest corner of Claremont Blvd and Fothill Blvd. Open space area on the campus of Pitzer College 401 Comment
  RSA0038418  Rhus ovata Geo. E. Julian 1963-3-7 s.n. Los Angeles Kellogg Hill, Cal Poly Comment
  RSA650229  Rhus ovata C. J. Humphrey, Herbert Humphrey, Det Whitehead 1936-6-7 204 Los Angeles In foothills, 20 miles East of Riverside. 609 Comment
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Feb 19 2013
  CAS-BOT-BC92271  Ribes amarum A. J. McClatchie 1895-3-9 s.n. Los Angeles San Gabriel Mountains. Comment
  UCR24391  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  UCR186762  Ribes aureum T. B. Salvato, Sandra Murcia 2007-3-28 2009 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR62226  Ribes aureum var. gracillimum R. G. Swinney 1990-1-13 1511 Los Angeles San Gabriel Mtns, Glendora, 'South Hills'; west end on ridge top at 'South Hills Park 305 Comment
  CAS-BOT-BC93079  Ribes californicum var. hesperium Le Roy Abrams 1899-4-1 250 Los Angeles Santa Monica Mountains. Comment
  RSA756072  Ribes californicum var. hesperium R. G. Swinney 2009-1-19 10002 Los Angeles Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  UC11718  Ribes californicum var. hesperium A. J. McClatchie Los Angeles Comment
  CAS-BOT-BC173103  Ribes indecorum Louis C. Wheeler 1933-6-19 1869 Los Angeles Claremont 381 Comment
  CAS-BOT-BC173108  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa Comment
  RSA0088263  Ribes malvaceum R. G. Swinney 2010-3-14 11894 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  SEINET6033051 Image available Ribes malvaceum Scott D. White 1997-11-25 s.n. Los Angeles San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. T1N R10W S13, 14, 24 259 Comment
  SBBG109002  Ribes malvaceum var. clementinum S. A. Junak 1996-5-20 SCl 519 Los Angeles Mosquito Cove, at edge of terrace near S end of cove 27 Comment
  RSA0003756  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island: Mosquito Summit. Comment
  RSA651622  Ribes nevadense Marion P. Harthill 1974-5-23 s.n. Los Angeles Angeles Crest Hwy. 1890 Comment
  CAS-BOT-BC209702  Ribes quercetorum Louis C. Wheeler 1932-4-9 580 Los Angeles Mouth Kings Canyon Elizabeth Lake Region 975 Comment
  RSA788178  Ribes roezlii Doris Bowers 1957-2-3 333 Los Angeles Dalton Canyon above Glendora 610 Comment
  UCR272846  Ribes roezlii R. G. Swinney 2011-8-5 15611 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  POM11231  Ribes roezlii var. roezlii P. A. Munz 1921-6-18 4570 Los Angeles Head of Swartout Valley. 2287 Comment
  UCR147273  Ribes roezlii var. roezlii Orlando Mistretta 1992-8-20 768 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  LA50721  Ribes speciosum E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA476290  Ribes speciosum Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Comment
  UC1922526  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  SEINET10973373  Ribes speciosum David B. Dunn 1946-1 Dunn 2011 Los Angeles Comment
  RSA608059  Ricinus communis L. C. Wheeler 1931-2-21 s.n. Los Angeles La Verne. Comment
  UCSB7420  Ricinus communis Wilson, Richard 1958-5-10 Los Angeles 1 mile N of Foothill Blvd. on Angeles Crest Highway 457 Comment
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CATA1655  Rosa californica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2942 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  LA82102  Rosa californica O. H. Kappler; 1940-5-31 38 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA342505  Rosa woodsii subsp. gratissima Robert F. Thorne, M. Z. Thorne 1969-7-9 38586 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  CAS-BOT-BC146958  Rosa woodsii var. gratissima H. M. Hall 1900-6-3 1513 Los Angeles West of Swarthout Canyon, 7 mi. E. of Rock Creek 1889 Comment
  UCR146117  Rosmarinus officinalis Michael Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  UCR272976  Rubus leucodermis R. G. Swinney 2011-7-8 15520 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  UCR95318  Rubus pensilvanicus L. C. Wheeler 1967-5-9 9404 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  CAS-BOT-BC156590  Rubus ulmifolius Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon 579 Comment
  SD230288  Rubus ursinus Steve 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, sout of Liebre Mountain. 853 Comment
  UCR206500  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36958 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
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  UCR260789  Rumex hymenosepalus R. G. Swinney 2010-2-27 11731 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA133385  Rumex salicifolius Peter H. Raven, Henry J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  UCR185572  Rumex salicifolius A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33521 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  UCR187185  Rumex salicifolius A. C. Sanders 2006-5-16 32327 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UC1601400  Rumex salicifolius var. salicifolius L. R. Abrams and I. L. Wiggins 1931-7-6 366 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC1129921  Rupertia physodes Jerome S. Horton 1937-6-1 449 Los Angeles trail back of Monroe; Pomona Quadrangle, Monroe watershed Comment
  CAS-BOT-BC454103  Ruppia cirrhosa S. B. Parish; W. F. Parish 1882-10-1 1606 Los Angeles Centinella [Centinela] Rancho Comment
  CAS-BOT-BC454163  Ruppia maritima L. R. Abrams 1901-6-11 1751 Los Angeles Wilmington Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA670412  Salazaria mexicana Bonnie C. Templeton 1938-6-22 1689 Los Angeles Mint Canyon Comment
  SEINET7047938  Salazaria mexicana Steven R. Hill, Kate Kramer 2001-4-22 33395 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  CAS-BOT-BC103152  Salix bonplandiana Le Roy Abrams 1901-4-11 1467 Los Angeles Ballona River near Mesmer Comment
  SD1025  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts., sandy streambed 299 Comment
  RSA720150  Salix gooddingii LeRoy Gross 2007-4-6 2627 Los Angeles Southern front of the range: Wildwood Canyon. 499 Comment
  SJSU212  Salix laevigata C. W. Sharsmith 1931-10-15 2 Los Angeles Santa Clara R Valley, 1.5 km N of Castaic 314 Comment
  UC5022  Salix laevigata Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UCR193537  Salix laevigata R. G. Swinney 1999-6-28 7443 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR259362  Salix laevigata R. G. Swinney 2010-4-20 12288 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA6435  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 9 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  UC165070  Salix lasiolepis unknown Mar 1902 1159 Los Angeles Pasadena Comment
  UC482203  Salix lasiolepis Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 572 Los Angeles on Ventura Blvd. near Vejor Creek bridge (gas station) 1350 Comment
  UCR239976  Salix lasiolepis R. G. Swinney 2009-11-16 11638 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR223669  Salsola R. G. Swinney 2009-8-25 11493 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
  CDA20312  Salsola australis M. O'Brien 2004-11-17 s.n. Los Angeles Southern California Coast; Malibu Creek State Park. Sheet 1 of 2. 0 Comment
  CDA20798  Salsola australis B. Villegas 2002-8-21 B 247 -2 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  CAS-BOT-BC180707  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180746  Salsola tragus Jean L. Pawek 1964-9-15 629 Los Angeles Highway 2, San Gabriel Mountains 1828 Comment
  RSA756961  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-14 2450 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 17 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1140 Comment
  RSA757658  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-16 2460 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 22 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1195 Comment
  CHSC5102  Saltugilia caruifolia M. MacArthur 1967-7-16 87 Los Angeles Charlton Flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Near path. 1524 Comment
  RSA600413  Saltugilia splendens Steve Boyd, Lauren Raz 1997-4-30 9634 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR270925  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-14 15125 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA424327  Salvia apiana William Emboden 1970-6-12 8 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA649072  Salvia apiana Brian McColgan 1988-5-10 11 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCD125438  Salvia apiana Elise Jackson 1993-5-6 22 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  RSA411363  Salvia carduacea N. C. Cooper 1948-4-21 2695 Los Angeles Littlerock Reservoir. 762 Comment
  RSA187973  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA401451B  Salvia columbariae N. C. Cooper 1948-4-21 2665 Los Angeles Littlerock. 762 Comment
  RSA702038  Salvia columbariae Steve Boyd, Amber Maurice 2004-5-18 11318 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  UC450788  Salvia columbariae Fay A. MacFadden 1931-7-1 76 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  SEINET3098306 Image available Salvia dorrii Richard G. Swinney 2009-4-2 10265 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road (Valyermo 7.5 Q.) 1223 Comment
  LA69684  Salvia dorrii var. pilosa A. M. Johnson; 1932-4-17 3951 Los Angeles W of Palmdale Comment
  RSA651054  Salvia leucantha Jerry Davis 1949-12-31 s.n. Los Angeles 3rd St., La Verne. 305 Comment
  UC1584234  Salvia leucophylla Tim Ross and Steve Boyd 1990-6-6 2876 Los Angeles Piru Pond; Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  CAS-BOT-BC229928  Salvia mellifera Javier Penalosa 1961-5-21 1517 Los Angeles San Gabriel Canyon Comment
  CHSC95405  Salvia mellifera LeRoy Gross; Naomi Fraga 2002-4-4 507 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 554 Comment
  LA35985  Salvia mellifera Peter H. Raven; 1960-5-15 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA584037  Salvia mellifera Tim S. Ross, Steve D. Boyd 1991-4-25 4578 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
  RSA654429  Salvia mellifera Brian McColgan 1988-5-10 9 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  SEINET3200285  Salvia mellifera G. Rink 2011-6-1 10569 Los Angeles Chino Hills, northeast of La Brea. 260 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
  UCD125553  Salvia mellifera G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR212833  Salvia mellifera Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1831 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA434079  Salvia spathacea Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  POM180163  Sambucus mexicana Joseph A. Ewan 1931-10-29 5275 Los Angeles 1/2 mi. below Seminole Hot Springs. 396 Comment
  UCR117109  Sambucus mexicana A. C. Sanders, D. Malueg 2001-5-17 24327 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR48868  Sambucus mexicana Steve Morgan 1974-4-25 67 Los Angeles Western Transverse Range; Santa Monica Mtns., 1/4 mi east of Mulholland Hwy on Stunt Rd. 366 Comment
  RSA640325  Sambucus nigra subsp. caerulea L. C. Wheeler 1931-8-9 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 1066 Comment
  SBBG69471  Sambucus nigra subsp. caerulea R. Hoffmann 1929-5-21 Los Angeles Del Sur to Elizabeth Lake Comment
  SFV3600  Sambucus nigra subsp. caerulea P. G. Kilburn 1958-3-29 672 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  UC1348871  Sanicula arguta Robert F. Thorne 1966-4-28 36201 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, along road to Renton Mine Pebbly Beach Canyon; Santa Catalina Island, Pebbly Beach Canyon 243 Comment
  UC1375390  Sanicula bipinnatifida Colin M. Wainwright 1971-3-31 164 Los Angeles above Claraboya (end of Mountain Ave., in nw part of Claremont, Johnson's Pastures); San Gabriel Foothills, Claremont, Johnson's Pastures 487 Comment
  CAS-BOT-BC539831  Sanicula crassicaulis Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mountains: Los Alisos Canyon Comment
  RSA584391  Sarcodes sanguinea T. S. Ross 1994-5-31 7964 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  SEINET7122201  Sarcostemma cynanchoides G. B. Grant 972 Los Angeles Covina Comment
  RSA598210  Schinus molle Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 548 Los Angeles Santa Catalina Island. Mt. Black Jack Campgrounds. 451 Comment
  UC2015604  Schinus polygamus Scott D. White 4055 Los Angeles Claremont: Geneva Ave.: N of San Jose, S of Arrow Highway; W of Indian Hill E of Towne. Comment
  UCR46050  Schinus terebinthifolius G. F. Pratt 1986-7-15 s.n. Los Angeles El Segundo Dunes Comment
  CATA624  Schismus arabicus Mark L. Hoefs 1991-4-8 1077 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA628879  Schismus arabicus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA710782  Schismus barbatus LeRoy Gross 2005-4-28 s.n. 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
  RSA762450  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCD145369  Schoenoplectus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles San Gabriel; Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  UCR137728  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  SBBG108179  Scrophularia villosa S. L. Crockett 1997-4-2 652 Los Angeles 2.4 mi W along Empire Landing Rd from jct with Airport Rd, 25 m S of rd 259 Comment
  SBBG38663  Scrophularia villosa R. Moran 1941-2-28 645 Los Angeles Johnson's Valley 100 Comment
  UCR270010  Scutellaria mexicana R. G. Swinney 2010-6-1 13120 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  UCD125745  Scutellaria tuberosa Daryl Koutnik 1978-3-27 174 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  CDA3929  Sedum album R. E. Riefner Jr. 2006-7-18 06 -305 Los Angeles City of Pasadena, San Rafael Hills, vicinity of Wierfield Drive at Glen Oaks Boulevard. Comment
  SBBG17970  Selaginella bigelovii E. R. Blakley 1963-4-7 5511 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  POM312798  Selaginella bigelovii D. Taylor 1951-5-17 60 Los Angeles Little Dalton Canyon north of Glendora. 365 Comment
  SEINET3148687  Senecio californicus G. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  CAS-BOT-BC333120  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  CHSC20917  Senecio flaccidus var. douglasii Robert A. Schlising 1971-10-19 3003 Los Angeles Lopez Canyon north of Pacoima. Comment
  CHSC25951  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  RSA117756  Senecio flaccidus var. douglasii S. Carlquist 1958-6-2 490 Los Angeles Along the road from Highway 66 to the Botanic Garden, Claremont Comment
  RSA529897  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5800 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  SFV12530  Senecio flaccidus var. douglasii J. W. Dole 1980-9-5 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Comment
  RSA594355  Senecio flaccidus var. monoensis Steve Boyd, Lauren Raz 1996-10-14 9061 B Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA158195  Senecio lyonii P. H. Raven 1962-5-21 17817 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA233604  Senecio lyonii R. F. Thorne 1970-3-6 39388 Los Angeles Santa Catalina Island. Above Cotton Canyon Beach. 8 Comment
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Dec 8 2014
  SBBG17788  Senecio lyonii P. H. Raven 1962-4-10 17188 Los Angeles above Wilson Cove 106 Comment
  SBBG42306  Senecio lyonii R. Moran 1941-2-18 589 Los Angeles E side of cyn, mouth of Middle Ranch Cyn 150 Comment
  RSA739776  Senecio mikanioides John Dittes, Eva M. Dittes 2005-12-30 1303 Los Angeles S Coast, Santa Monica Mtns, Topanga Canyon, 2.2 air miles N of intersection of Topanga Canyon Road and Pacific Coast Hwy, 1.6 air miles SE of intersection of Topanga Canyon road and Old Topanga Canyon Road., 1.5 air miles W of Santa Ynez Canyon, slope on W side of Topanga Canyon road. 130 Comment
  UCR200125  Senecio vulgaris Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  RSA0040261  Senecio vulgaris Anstruther Davidson 1906-6-1 1606 Los Angeles Gadean [or Nadeau] Comment
  UCD92630  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street (downtown district.) 60 Comment
  IRVC29258  Setaria verticillata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25553 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  RSA447539  Sherardia arvensis A. Menke 1955-4-13 s.n. Los Angeles Los Angeles. Comment
  CATA2993  Sibara filifolia Peter J. Dixon 2015-2-27 025 Los Angeles Santa Catalina Island: Wild Boar Gully, west population (aka western), 303 m SE of northern edge of exclosure. 220m south of Wild Boar Gully Rd. 220 Comment
  SBBG108894  Sibara filifolia S. A. Junak 1997-3-11 SCl 758 Los Angeles saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Pt Guds 152 Comment
  UC18904  Sidalcea malviflora subsp. malviflora unknown May 1891 Los Angeles Comment
  RSA609998  Silene antirrhina L. C. Wheeler 1936-6-19 4157 Los Angeles Tanbark Flat, San Dimas Canyon 792 Comment
  RSA0069841  Silene gallica R. G. Swinney 2010-5-4 12490 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
  RSA526554  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4240 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UC557723  Silene gallica Nell Murbarger March, 1936 64 Los Angeles San Clemente Island Comment
  CAS-BOT-BC387019  Silene gallica Louis C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  POM305925  Silene gallica Henry J. Ramsey, Henry Ramsey 1936-5-1 1223 Los Angeles Altadena, Eaton Canyon Park. Comment
  RSA526065  Silene gallica Steve Boyd, L. Arnseth, Orlando Mistretta, Bart O Brien, Thomas Hayduk 1990-4-6 4164 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 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
  SEINET11944391  Silene laciniata J. F. Brigh, Wywman, C. 1933-1 8349 Los Angeles Boquet Canyon Comment
  RSA649810  Silene laciniata subsp. major Matt Brooks 1988-5-1 27 Los Angeles Whittier, along the fire road at the bottom of Turnbull Canyon 0.3 miles south of its intersection with the Skyline Equestrian trail. Comment
  CAS-BOT-BC389330  Silene lemmonii Geo. B. Grant 1902-6-10 s.n. Los Angeles Summit of Mt. Wilson E. 1828 Comment
  RSA679051  Silene multinervia V. Soza, Steve Boyd 2002-4-10 1411 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 655 Comment
  UCR209972  Silene parishii R. G. Swinney 2008-7-25 9315 Los Angeles San Gabriel Mtns., base of east slope of Mt. Waterman along Mt. Waterman Trail 0.4 mi. SW of Hwy 2 2110 Comment
  RSA529179  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5618 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA229115  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth, J. Dourley 1969-7-29 38851 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing slope above Angeles Crest Higway N & below Lily Spring at headwater of S Fork, Big Rock Creek, ca. 2 miles S of Dawson Saddle. 2317 Comment
  UCR3358  Silybum marianum H. M. Whistler 1964-4-11 640411- 03 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  RSA621253  Sisymbrium altissimum L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  RSA660404  Sisymbrium altissimum Orlando Mistretta 1992-6-17 593 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SBBG13096  Sisymbrium irio E. R. Blakley 1962-6-10 5224 Los Angeles near military camp, Wilson Cove 30 Comment
  UCR125951  Sisymbrium officinale A. C. Sanders, Mark Elvin 2002-6-19 25167 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCD115745  Sisymbrium officinale Robert F. Thorne; D. Propst 1968-5-28 37664 Los Angeles Santa Catalina Island, in central part of Bulrush Canyon. 243 Comment
  UCR220288  Sisymbrium orientale R. G. Swinney 2009-4-24 10478 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CDA3847  Sisymbrium orientale L. C. Wheeler 1973-4-7 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Big Tujunga Canyon, near La Paloma Flat. Comment
  POM199757  Sisyrinchium bellum I. W. Clokey, Bonnie C. Templeton 1929-05 4542 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA724470  Sisyrinchium bellum K. Dobry 1991-3-15 423 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA639967  Sisyrinchium bellum Louis C. Wheeler 1967-9-5 10697 Los Angeles San Gabriel Mountains: Prairie Fork on road to Guffy Camp. 2194 Comment
  RSA0021699  Sisyrinchium idahoense Duncan S. Bell, Caitlin Elam 2013-6-24 5272 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UC64099  Smilacina stellata H. M. Hall June, 1899 Los Angeles San Antonio Mountains; canyon 2438 Comment
  RSA703329  Solanum douglasii LeRoy Gross 2005-2-15 1398 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  SD234534  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 4 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UC1348860  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island, Hay Press area Santa Catalina Island; , Hay Press area 426 Comment
  UCR68945  Solanum douglasii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4259 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  OBI35600  Solanum douglasii Rebecca Cicoria 1981-4-24 11 Los Angeles Lower Sepulveda Cyn, Rolling Hills Comment
  RSA0034473  Solanum douglasii Carol Haines 1964-5-7 129 Los Angeles 1/2 mile N. of Topanga Canyon Blvd. on Hillside Driive, Santa Monica Mts. 411 Comment
  UC677719  Solanum elaeagnifolium J. A. Ewan August 25, 1932 - September 8, 1932 680 Los Angeles West Los Angeles Comment
  RSA0085504  Solanum umbelliferum R. G. Swinney 2010-4-15 12262 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
  RSA427408  Solanum umbelliferum Fay A. MacFadden 1931-4-22 2642 Los Angeles San Francisquito Canyon. Comment
  UCR270113  Solanum umbelliferum R. G. Swinney 2010-4-15 12262 Los Angeles San Gabriel Mountains, 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
  SBBG79167  Solanum wallacei F. R. Fosberg 1932-5-6 8168 Los Angeles Big Wash Cyn, Avalon 25 Comment
  LA34735  Solanum xanti Mary V. Hood; 1945-5-1 45 24 k Los Angeles Comment
  LA58135  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0036047  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA746567  Solidago californica Orlando Mistretta 1992-5-21 s.n Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR203112  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR230269  Solidago californica Dan S. Cooper 2011-3-3 311- 25 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, top of Highland Place 243 Comment
  JEPS30662  Solidago velutina subsp. californica Peter H. Raven and Henry J. Thompson 1959-9-27 14552 Los Angeles Latigo Canyon 1.1 mi n Coast Highway (Santa Monica Mountains); , Latigo Canyon 213 Comment
  RSA104870  Soliva sessilis D. F. Howe 1956-04 s.n. Los Angeles 826 S Holt. Comment
  RSA609981  Sonchus asper L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  CHSC109715  Sonchus oleraceus V. Soza; LeRoy Gross 2011-5-14 1215 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UCR258831  Sonchus oleraceus R. G. Swinney 2010-4-23 12341 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR259927  Sonchus oleraceus R. G. Swinney 2010-4-1 12150 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  LA212314  Sonchus oleraceus Bill Bozarth; 1949-7-11 s.n. Los Angeles Conoga Park. Comment
  POM12323  Sonchus oleraceus F. L. Robinson 1921-5-9 58 Los Angeles Claremont. 365 Comment
  RSA0036266  Sonchus oleraceus M. B. Dunkle 1928-10-7 2013 Los Angeles Descanso Canyon. 243 Comment
  RSA474105  Sonchus oleraceus B. Gustafson 1981-3-18 2121 Los Angeles Ballona Wetlands, Area 3 Common weed throughout all 3 areas. Comment
  SD38305  Sonchus oleraceus Edith A. Purer 1932-3-24 Los Angeles El Segundo sand dunes. Comment
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Jul 10 2010
  UCR108665  Sparganium erectum subsp. stoloniferum L. C. Wheeler 1946-9-22 6375 Los Angeles Rosemead Blvd. and San Gabriel Blvd, just north of intersection 62 Comment
  OBI34889  Spartina foliosa David J. Keil 1983-8-23 17880 Los Angeles Huntington Harbor at Bolsa Chica Ecological Reserve Comment
  CAS-BOT-BC167079  Spartium junceum Jun Hu; Weena Sangkatavat 2000-4-22 07 Los Angeles Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR172710  Spartium junceum Jun Hu, Weena Sangkatavat 2000-4-22 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  CAS-BOT-BC389948  Spergula arvensis A. C. Sanders; Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  UCR265528  Spergula arvensis Dan S. Cooper 2015-3-3 315- 11 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  SD67597  Spergula arvensis Louis C. Wheeler 1932-3-12 4870 Los Angeles La Verne. Comment
  CHSC98398  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles Los Angeles Basin: Verdugo Mountains regions: north side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off on an Edison road (power company) that ends in a pylon. Along road but in areas that water woud accumulate for a short time. 518 Comment
  CATA198  Spergularia macrotheca var. macrotheca Mark L. Hoefs 1973-4-15 177 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SDSU16163  Spergularia macrotheca var. macrotheca Patrick McConnell 2003-4-27 25 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south of solar powered shack. 89 Comment
  RSA0098529  Spergularia marina Steve Boyd, Orlando Mistretta 1996-5-23 8817 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0098531  Spergularia marina Scott D. White 1997-3-12 4753 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA0098604  Spergularia marina Anstruther Davidson 1890-4-6 s.n. Los Angeles San Pedro. Comment
  SD69595  Spergularia villosa Robert F. Thorne, P. Everett 1965-5-10 34513 Los Angeles Santa Catalina Island; near upper end of Gallagher Canyon. 424 Comment
  SEINET3150438  Sphaerostigma micranthum G. B. Grant 1233 Los Angeles Pasadena Comment
  RSA725849  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 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
  RSA733670  Stachys albens R. G. Swinney 1998-8-5 6641 Los Angeles San Gabriel Mtns.: Prairie Fork, c. 250 m east of confluence with Vincent Gulch. 1366 Comment
  UCR210150  Stachys albens R. G. Swinney 2008-10-16 9624 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UCR197173  Stachys bullata Valerie Soza, LeRoy Gross 2001-5-9 1205 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  HSC79817  Stachys rigida var. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road, 1/4 mile S of Pasadena freeway opposite Ave. 57 183 Comment
  UCR223007  Stanleya pinnata R. G. Swinney 2009-5-13 10790 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA596231  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3389 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  LA103310  Stebbinsoseris heterocarpa Barry A. Prigge; 1986-3-19 6925 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  SBBG119293  Stellaria media V. Soza, K. Hughes 1999-6-17 534 Los Angeles Chantry Flat, off USFS rd 2N41, W of water tank 701 Comment
  UCR150859  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7155 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR272514  Stellaria media R. G. Swinney 2011-10-27 15932 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  CAS-BOT-BC375123  Stephanomeria cichoriacea G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  SD48936  Stephanomeria diegensis Reid Moran 1958-9-15 6839 Los Angeles San Clemente Island, Wilson Cove. 49 Comment
  UCR190859  Stephanomeria parryi R. G. Swinney 1998-6-12 6186 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
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Sep 3 2014
  CAS-BOT-BC322839  Stephanomeria pauciflora Bunch; Baily 1974-8-14 0525 Los Angeles Castaic Comment
  RSA474241  Stephanomeria virgata E. A. McGregor 1963-9-15 s.n. Los Angeles Whittier, Los Angeles Comment
  UCR223261  Stephanomeria virgata R. G. Swinney 2009-8-25 11469 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  UCR271860  Stephanomeria virgata R. G. Swinney 2011-6-23 15303 A Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA611972  Stephanomeria virgata subsp. pleurocarpa Valerie L. Soza, Laura Moore 1997-8-16 49 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, at northern boundary of open grass area north of Foothill Boulevard. 412 Comment
  CLARK-A1528-5285  Stipa cernua John C. Roos 1945-3-14 Los Angeles Los Angeles Comment
  RSA0058229  Stipa coronata Richard G. Swinney 2010-4-23 12348 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  CAS-BOT-BC5663  Stipa hassei Hermann Edward Hasse 1891-1-1 s.n. Los Angeles Santa Monica Comment
  OBI69173  Stipa lepida Steve Boyd, Lauren Raz 1997-5-6 9707 Los Angeles Liebre Mts region: San Francisquito Cyn, W side of cyn at E end of Red mtn ridge system, just N of confluence with Bee Cyn and 1.5 mi by rd S of the Clearwater Cyn Truck Trl 6N24 732 Comment
  UCR198381  Stipa lepida Valerie Soza, L. Moore 2000-5-10 840 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  UCR213460  Stipa lepida A. C. Sanders, Karen Kirtland 2010-5-14 38353 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UCR127898  Stipa pulchra A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26099 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR177771  Stipa pulchra LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 406 Los Angeles Los Angeles Basin, 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
  UCR68919  Stipa pulchra Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4229 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR125634  Stipa speciosa A. C. Sanders 2003-5-26 25864 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
  UCR270029  Stipa speciosa R. G. Swinney 2010-5-12 12731 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA429484  Streptanthella longirostris Christopher Davidson 1973-4-7 1893 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1066