Search Results — 2000 specimen records retrieved (1579 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA213339  Abronia maritima Reid V. Moran 1941-3-4 675 Los Angeles Little Harbor, Santa Catalina Island 5 Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  CAS-BOT-BC229372  Abronia umbellata Alice Eastwood 1906-5-29 80 Los Angeles Ocean Park Comment
  OBI43719  Abronia umbellata var. umbellata A. C. Sanders 1986-7-30 6816 Los Angeles El Segundo Dunes, immed W of LA International Airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  UCR138491  Abutilon theophrasti L. C. Wheeler 1976-8-2 s.n. Los Angeles Dominguez Hills, Del Amo Boulevard and Dominguez Avenue 9 Comment
  CAS-BOT-BC30945  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  RSA725185  Acamptopappus sphaerocephalus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -108 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
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Jan 5 2015
  RSA658988  Acamptopappus sphaerocephalus var. hirtellus W. Wisura 2001-5-18 5164 Los Angeles Western Mojave Desert: Fort Tejon Rd 3.7 mi E. of Bob's Gap Road Comment
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Jul 28 2014
  UCR280671  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16039 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
  POM306283  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1395 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  UCR16085  Acer macrophyllum R. D. Keyes 1973-5-6 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, San Gabriel Canyon Rd., 0.12 mi. below Falling Springs Resort 1216 Comment
  RSA585686  Acer saccharinum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3018 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA228860  Achnatherum occidentale subsp. californicum R. F. Thorne 1971-6-26 39993 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  UCD51171  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  CAS-BOT-BC210903  Achnatherum parishii subsp. depauperatum Timothy S. Ross; Darin Banks 1994-4-13 7521 Los Angeles Liebre Mountains. San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  UCSB25733  Achnatherum speciosum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Cyn Rd, 0.3 mi S of junction with Hwy 14 914 Comment
  POM30564  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles. Comment
  CAS-BOT-BC204749  Acmispon argophyllus var. argenteus Frank W. Peirson 1923-4-9 3468 Los Angeles 2 miles S.-E. of Wilsons [Wilson] Cove, San Clemente Comment
  SD75555  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles San Clemente Island, Middle Ranch, gravelly slope of ravine 500 Comment
  SEINET5327399  Acmispon argophyllus var. argenteus G. B. Grant, Walter Wheeler 1904-4-21 708 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  UC625108  Acmispon argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island. 10 Comment
  LA105540  Acmispon glaber var. glaber Barry A. Prigge; 1989-5-13 8749 Los Angeles Santa Susana Mountains, Blind Canyon, ca. 1.7 mi. NW of junction of Simi Valley Freeway and Topanga Blvd, N of Chatsworth 457 Comment
  CATA1907  Acmispon grandiflorus Amy Catalano, Tyler Dvorak 2014-1-13 004 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 401 Comment
  UCD104221  Acmispon maritimus Daryl Koutnik 1978-5-10 465 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  SBBG47513  Acmispon maritimus var. maritimus M. B. Dunkle 1932-6-2 2169 Los Angeles White's Landing Comment
  UCD104372  Acmispon strigosus James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles Angeles National Forest, Big Tujunga Canyon Rd. near jct. Trail Cyn. Comment
  CAS-BOT-BC133171  Adenostoma fasciculatum Marcus E. Jones 1900-7-10 s.n. Los Angeles Ravenna Comment
  RSA0116278  Adenostoma fasciculatum R. G. Swinney 2010-8-23 13567 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UC114131  Adenostoma fasciculatum J. W. Toumey 1894-9-15 Los Angeles Catalina Isl. Comment
  CAS-BOT-BC65566  Adiantum capillus-veneris Le Roy Abrams 1901-7-1 1878 Los Angeles West Fork of San Gabriel River Comment
  CAS-BOT-BC65569  Adiantum capillus-veneris Parish 1904-6-17 6292 Los Angeles Arroyo Seco Canyon Comment
  CAS-BOT-BC65638  Adiantum jordanii Geo. B. Grant 1902-5-1 s.n. Los Angeles Santa Anita Comment
  CAS-BOT-BC65639  Adiantum jordanii Geo. B. Grant 1904-4-20 s.n. Los Angeles Catalina Island Comment
  LA200056  Adiantum jordanii Lawrence L. Kiefer; 1966-3-13 1735 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  SBBG13309  Adiantum jordanii M. A. Piehl -Jun-1962 62405 Los Angeles E of Thirst 304 Comment
  RSA765312  Ageratina adenophora Doris Bowers 1957-3-24 936 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  UCR207542  Ageratina adenophora O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  RSA606992  Agoseris retrorsa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  SDSU21027  Agoseris retrorsa Ian Cain, Ryan Gilmore 2010-6-3 1494 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  UCR190519  Agoseris retrorsa R. G. Swinney 2000-6-19 7819 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA384956  Agrostis exarata F. R. Fosberg 1931-4-29 S- 4729 Los Angeles Between Cottonwood and Middle Ranch Canyons. Santa Catalina Island 80 Comment
  RSA586824  Agrostis exarata Orlando Mistretta 1994-6-15 1352 -A Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  RSA729594  Agrostis exarata R. G. Swinney, D. W. Larson 1999-7-21 7563 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, 200m below Fern Dam #1, NE Browns Flat. 1341 Comment
  UCSB52080  Agrostis gigantea Hodgson, John 1928-6-26 Los Angeles Peace Valley, first meadow; Los Padres National Forest 1066 Comment
  UCR205944  Ailanthus altissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37069 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  CAS-BOT-BC47986  Ailanthus altissima Peter H. Raven 1960-5-21 15402 Los Angeles Santa Monica Mountains - Cornell Corners, along creek 243 Comment
  POM8029  Alchemilla occidentalis Philip A. Munz, R. D. Harwood 1920-3-13 3321 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  UCR152765  Alisma triviale D. E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mtns., Big Dalton Debris Basin 324 Comment
  LA21559  Allium haematochiton Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET12043894  Allium haematochiton Unknown 1936-1 63 Los Angeles Campus Hill, Hollywood Comment
  UCR139932  Allium lacunosum var. davisiae L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  RSA534070  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5267 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
  RSA410058  Allophyllum divaricatum F. R. Fosberg 1930-7-3 53080 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SEINET2444428  Allophyllum divaricatum Leigh A. Johnson, Gery Allen 1997-5-26 97 -083 Los Angeles Angeles National Forest, San Gabriel Mtns. Ca. 1 miles down road to [crystal lake] creek from Glendora Ridge Road. 1000 Comment
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Jul 19 2016
  CATA3104  Allophyllum glutinosum Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-11 108 Los Angeles Santa Catalina Island: Bird Park Canyon, south facing slope above old shooting range 92 Comment
  UC440420  Allophyllum glutinosum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mts., Topango Canyon Comment
  RSA248662  Allophyllum glutinosum Christopher Davidson 1974-6-4 2289 Los Angeles Tapia Park, off Malibu Canyon Rd. 46 Comment
  SBBG64463  Allophyllum glutinosum E. Crow 1930-6-28 Los Angeles Bichota Cyn Comment
  LA33457  Alnus rhombifolia Henry J. Thompson; 1959-2-20 1837 Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.5 mi from ocean 76 Comment
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  UCR212836  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1833 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  NY663955  Alternanthera philoxeroides G. W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  UCR259592  Amaranthus albus R. G. Swinney 2010-9-7 13678 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 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
  RSA766851  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM155899  Amaranthus blitoides L. R. Abrams 1904-9-2 4183 Los Angeles Railroad embankment. Comment
  LA31574  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-14 14637 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end. By borders 220 Comment
  SD80112  Amaranthus retroflexus C. W. Tilforth 1969-8-7 233 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
  RSA188159  Amblyopappus pusillus R. F. Thorne 1966-4-4 35766 Los Angeles Santa Catalina Island: near Ballast Point on E side of Catalina Harbor, Isthmus. Comment
  SBBG31401  Amblyopappus pusillus R. F. Thorne 1966-4-7 35982 Los Angeles above beach near Parson Landing, W of Arrow Pt 4 Comment
  SD90425  Amblyopappus pusillus Robert F. Thorne 1966-4-16 36035 Los Angeles San Clemente Island; sandy bank of old, raised beach, 2/3 miles southsoutheast of Eel Point and north of Seal Cove; southwest side of island. 29 Comment
  SDSU157  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 333 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC13720  Ambrosia chamissonis George B. Grant 1901-9-1 s.n. Los Angeles Redondo Comment
  UCD128789  Ambrosia dumosa Sherwin Carlquist 1965-4-22 1705 Los Angeles Saddleback Butte, 19 miles east of Lancaster. Comment
  RSA301945  Ambrosia psilostachya J. R. Shevock 1972-9-16 2276 Los Angeles Point Dume 6 Comment
  SFV3667  Ambrosia psilostachya K. A. Wilson 1963-10-24 1303 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA488445  Ambrosia psilostachya Mark Hoefs, R. F. Thorne, D. Propst 1974-9-12 531 Los Angeles Santa Catalina Island. Cottonwood Stream above bridge at main road. 23 Comment
  CAS-BOT-BC272928  Ambrosia salsola A. D. E. Elmer 1902-6-1 3622 Los Angeles Palmdale Comment
  UCR281671  Ambrosia salsola R. G. Swinney 2014-4-18 16142 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  SBBG61686  Ambrosia salsola var. salsola R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  CAS-BOT-BC142550  Amelanchier utahensis P. Parnay 1911-6-1 s.n. Los Angeles Santa Ana Canyon 2286 Comment
  CAS-BOT-BC180602  Amorpha californica var. californica Geo. B. Grant 1904-5-19 6239 Los Angeles Mt. Wilson 1219 Comment
  RSA599968  Amsinckia menziesii var. menziesii L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  RSA0012036  Amsinckia tessellata A. C. Sanders 2006-4-11 32046 Los Angeles Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. O . 793 Comment
  RSA0047908  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA729579  Amsinckia tessellata R. G. Swinney 1999-4-5 7057 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
Read comments
Sep 25 2020
  UCR255804  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0115707  Amsinckia vernicosa Andrew C. Sanders 2008-4-10 34789 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
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  UCR191294  Androsace elongata subsp. acuta T. B. Salvato 2008-4-22 3309 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
  UCR231793  Anemopsis californica Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  CAS-BOT-BC400316  Anemopsis californica Geo. B. Grant 1904-4-1 43 Los Angeles Redondo Comment
  SEINET10695263  Angelica Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2612 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  UCD129012  Anisocoma acaulis Daryl Koutnik; Vickie Dawes 1978-4-6 262 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  CAS-BOT-BC64023  Anisocoma acaulis H. M. Hall 1902-5-1 3075 Los Angeles Vicinity of Elizabeth Lake 1066 Comment
  LA52032  Antirrhinum coulterianum Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA425825  Antirrhinum kelloggii Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA549821  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Pine Canyon Rd, 8 miles west of Elizabeth Lake, N-2 4 miles southwest of Lake Hughes. 869 Comment
  CAS-BOT-BC176324  Aphanisma blitoides J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  CATA2941  Aphanisma blitoides Sarah Ratay 2010-4-30 119 Los Angeles Santa Catalina Island: Just S of Little Harbor Overlook 32 Comment
  SBBG131485  Aphanisma blitoides S. A. Junak 1996-4-11 SCI 284 Los Angeles small butte at S end of rocky beach, ca. 0.85 mi N of Eel Pt 12 Comment
  SBBG133338  Aphanisma blitoides J. Dunn, J. Lambert 2003-5-1 APBL- 1 Los Angeles eastside near Larkspur Cyn 14 Comment
  CAS-BOT-BC218509  Apiaceae Elizabeth McClintock 1965-7-2 239 Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA595130  Apiastrum angustifolium Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8564 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SD234267  Apiastrum angustifolium A. C. Sanders, T. Wotipka, M. A. Elvin, et al. 2003-4-28 26123 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  UCR155695  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-4-26 29707 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA610978  Aquilegia formosa Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCR209538  Aquilegia formosa R. G. Swinney 2008-7-2 9121 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA648198  Aquilegia formosa Brian McColgan 1988-5-14 12 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. Comment
  JEPS53034  Arabis glabra Frank W. Peirson 1919-4-9 390 Los Angeles Rubio Canyon San Gabriel Mountains 548 Comment
  RSA0098376  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA470436  Aralia californica George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  POM354168  Arceuthobium campylopodum Fordyce Griffiths Jr. 1916-9-20 1410 Los Angeles San Gabriel Mountains: Barley Flats Comment
  UCR58367  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Santa Catalina Island, Canyon above Whites Landing 457 Comment
  RSA626748  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-2-25 7043 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  POM367378  Arctostaphylos glandulosa subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA138250  Arctostaphylos glandulosa subsp. mollis P. H. Raven 1959-3-8 13840 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  CAS-BOT-BC39343  Arctostaphylos glauca Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  JEPS49532  Arctostaphylos glauca Joseph Andorfer Ewan 1932-7-4 7588 Los Angeles Upper Millards Canyon San Gabriel Mts. 1097 Comment
  RSA631480  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15989 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631658  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15705 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA634357  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20623 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634734  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20430 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
  RSA634745  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20608 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634753  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20381 Los Angeles Road to Pacifico Mtn., 0.5 km east of Mill Creek Summit, San Gabriel Mtns. 1500 Comment
  RSA634802  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20466 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634917  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22046 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634925  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20537 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634931  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635108  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20447 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635110  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20435 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
  RSA635243  Arctostaphylos patula Jon E. Keeley 1980-8-16 7546 Los Angeles Angeles Crest Hwy west of mt. Waterman 716 Comment
  UCR223701  Arctostaphylos patula R. G. Swinney 2009-6-24 11247 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCD53222  Arctostaphylos patula F. W. Peirson 1918-6-17 143 Los Angeles Summit of North 'Baldy'; San Gabriel Mountains. Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 Comment
  UC586873  Arenaria macradenia var. macradenia Joseph Andorfer Ewan 1934-8-3 8321 Los Angeles n. side of Table Mt., at head Le Montaire Creek San Gabriel Mts., Swartont Valley region 2225 Comment
Read comments
Jan 1 2007
  UCR185347  Arenaria pusilla A. C. Sanders 2007-4-25 33558 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA667895  Argemone munita Michael Denslow, Valerie Soza 2002-7-10 693 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  SDSU634  Argemone munita Gerald Collier 1951-4-27 2832 Los Angeles US HWY 6 about 30 miles south of Palmdale. Comment
  SBBG62405  Artemisia biennis unknown 1895-1 Los Angeles Los Angeles County [no specific locality] Comment
  CDA1017  Artemisia californica D. G. Kelch 1991-3-17 1331 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  CHSC62031  Artemisia californica L. P. Janeway 1993-10-5 4611 Los Angeles Puente Hills; at the head of Arroyo San Miguel. 228 Comment
  LA200156  Artemisia californica Michael Neuman; November 1983 10 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon Comment
  POM277138  Artemisia californica E. S. Steele, H. S. Pratt 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  LA32098  Artemisia douglasiana Peter H. Raven; 1959-3-8 13837 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  UCR132943  Artemisia douglasiana Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UC1215232  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon s of Lemon Tank; San Clemente Island Comment
  RSA595636  Artemisia tridentata subsp. tridentata Steve Boyd, Lauren Raz 1996-10-8 9013 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  UC1119512  Artemisia tridentata subsp. tridentata G. E. Sindel 1935-1-7 109 Los Angeles 3 mi se Quail Lake; Angeles National Forest, Tejon Quadrangle Comment
  SFV18748  Arthrocnemum subterminale J. N. Hogue 2003-10-11 208 .2 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  SFV2797  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  RSA0104729  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  RSA132235  Asclepias eriocarpa Gale Sphon 1959-7-4 390 Los Angeles Picnic area, Angeles Crest Highway. 1982 Comment
  UCSB10295  Asclepias eriocarpa Gill, Robert 1959-6-10 Los Angeles Johnson's pasture, north of Claremont; San Gabiel Mt. Range; Pacific Slope Drainage Area Comment
  UCR150551  Asclepias fascicularis R. G. Swinney 1999-6-21 7355 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  SD31831  Asclepias fascicularis Edith A. Purer 1940-8-3 7990 Los Angeles 5 miles north of City Limit Comment
  UCSB4941  Asclepias fascicularis Haller, John 1960-7-22 Los Angeles North side of Calif. 138, 0.6 miles east of U.S 99, 1.5 miles east of Gorman 1127 Comment
  CDA2679  Asphodelus fistulosus T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6137 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: North head of the island, off the E end of the active runway. Elev. ca. 140 ft. Comment
  RSA657970  Aspidotis californica Christopher Vellema 2001-1-19 102 Los Angeles South side, city of Glendale, Pomeroy Canyon. Along side fire road next to creek. 341 Comment
  RSA144635  Aster greatae Wesley O. Griesel 1961-9-2 s.n. Los Angeles Switzers Camp, Upper Arroyo Seco 762 Comment
  RSA753679  Astragalus brauntonii A. Edwards, B. Edwards 2009-7-1 133 Los Angeles City of Monrovias Hillside Wilderness Preserve, along a flat dirt fire access road 427 Comment
  RSA90190  Astragalus coccineus F. W. Peirson 1926-4-27 6663 Los Angeles Rock Creek, north base of San Gabriel Mts. 1220 Comment
  SBBG28964  Astragalus didymocarpus L. E. James 1946-4-25 Los Angeles railroad tracks at Acton, Soledad Cyn Comment
  UC13358  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCD104740  Astragalus douglasii L. Lapre 1990-4-24 s.n. Los Angeles Palmdale area, Elizabeth Lake Rd at California Aqueduct. San Andreas rift zone bisects the site. 914 Comment
  RSA596066  Astragalus douglasii var. douglasii L. C. Wheeler 1967-5-9 9400 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA3691  Astragalus gambelianus C. B. Wolf 1932-5-10 3537 Los Angeles Catalina Island. Ridge between Mt. Shatto and summit of Equestrial Trail, back of Avalon 335 Comment
  UC1929723  Astragalus lentiginosus var. antonius Valerie Soza, Sarah J. De Groot 2003-6-11 1654 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  SD111581  Astragalus leucolobus W. P. Armstrong 1982-7-17 Los Angeles Along road to Table Mt. northwest of Big Pines, near summit (mak 10/07) 2255 Comment
  RSA251474  Astragalus miguelensis R. F. Thorne 1973-4-12 42904 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  CAS-BOT-BC186461  Astragalus nevinii J. Von Loh 1978-1-3 3286 Los Angeles San Clemente Island 365 Comment
  SBBG105337  Astragalus nevinii H. L. Ferguson 1979-9-5 208 Los Angeles cyn NW of island nursery 175 Comment
  RSA415649  Astragalus pomonensis Cora Mae Life 1923-07 s.n. Los Angeles Lands End. Comment
  UC192246  Astragalus pycnostachyus var. lanosissimus Samuel B. Parish Oct 1882 1117 Los Angeles near Santa Monica; near Santa Monica Comment
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Mar 12 2011
  POM246540  Astragalus trichopodus P. A. Munz 1931-3-31 S- 4431 Los Angeles Avalon, Santa Catalina Island. 10 Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  CLARK-A1528-2763  Astragalus trichopodus subsp. antisellii John C. Roos 1937-7-29 1245 Los Angeles Santa Monica Mountains Comment
  POM293746  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15111 Los Angeles Catalina Island. White's Landing 15 Comment
  SD69683  Astragalus trichopodus var. lonchus Robert F. Thorne, P. Everett 1965-6-23 34979 Los Angeles Santa Catalina Island at Hay Press Reservoir 410 Comment
  LA200443  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 B Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA580968  Astragalus trichopodus var. phoxus Catherine A. Mish 1995-3-4 30 Los Angeles Santa Susana Mtns., Eddleston Park. 400 Comment
  UC1128735  Astragalus trichopodus var. phoxus A. D. Gifford 1935-3-15 462 Los Angeles 4 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  RSA600558  Athyrium filix-femina L. C. Wheeler 1954-9-1 7074 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  SEINET8044063 Image available Athysanus pusillus R. G. Swinney 2012-1 11729 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 I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR119253  Atriplex californica Jeremiah George 2001-9-20 s.n. Los Angeles South Coastal Plains Region, Torrance, 'rat beach' c. 0.25 mi. north of Malaga Cove 3 Comment
  UCR277106  Atriplex confertifolia R. G. Swinney 2011-4-19 14423 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CATA3004  Atriplex coulteri Peter J. Dixon 2015-3-23 038 Los Angeles Santa Catalina Island: Big Springs Ridge, .25 mi SW of Empire Rd. 344 Comment
  POM657  Atriplex coulteri George B. Grant, Walter Wheeler 1904-4-21 82 a 2313 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  UC1594407  Atriplex coulteri Tim Ross and Elizabeth Kellogg 1992-4-13 6143 Los Angeles 340 degrees nnw 1140 m distant from 199 BM' near Flasher (nw part of San Clemente Island, coastal terrace in the vicinity of Darter); nw part San Clemente Island, vicinity of Darter 18 Comment
  UCD169477  Atriplex coulteri Jeremiah George; Audrey George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club. 5 Comment
  CAS-BOT-BC170110  Atriplex lentiformis S. B. Parish; W. F. Parish 1881-10-1 1126 Los Angeles Santa Monica Comment
  SBBG20530  Atriplex lentiformis subsp. breweri E. R. Blakley 1963-12-7 6365 Los Angeles mouth of Chenity Cyn 3 Comment
  CAS-BOT-BC180941  Atriplex nummularia Edith A. Purer 1935-5-11 6586 Los Angeles Playa del Rey Comment
  CAS-BOT-BC176527  Atriplex polycarpa Grant 1901-7-13 4405 Los Angeles Palmdale Comment
  SFV17272  Atriplex prostrata B. N. Nguyen 1998-1-14 s. n. Los Angeles Malibu Lagoon State Beach. Along Malibu Creek near ocean. Comment
  SEINET4136259  Atriplex semibaccata Timothy S. Ross, J. Mark Porter; Gery J. Allan; Vanessa Ashworth; Darin L. Banks; Megan Tommerup 1994-3-28 7438 Los Angeles Palso Verdes Peninsula: rancho Palos Verdes; southerly coastal bluffs ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point; san Pedro 7.5' USGS quadrangle.; 0 12 Comment
  SD90487  Atriplex semibaccata Robert F. Thorne 1973-4-12 42898 Los Angeles San Clemente Island; China Point at end of road. 14 Comment
  RSA624121  Atriplex serenana L. C. Wheeler 1932-9-9 1367 Los Angeles Pomona: Along railroad, near fairgrounds. 259 Comment
  RSA232702  Atriplex watsonii Larry E. DeBuhr, Gary Wallace 1972-9-1 686 Los Angeles San Clemente Island NW side of island. Comment
  RSA533513  Avena barbata Timothy S. Ross 1991-3-9 4170 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  RSA0069433  Avena fatua R. G. Swinney 2010-6-8 13216 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
  LA11005  Avena fatua s.n. Los Angeles near summit, Ridge Route Comment
  RSA694978  Azolla filiculoides Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA0008305  Baccharis malibuensis James Henrickson, T. Thomas, C. Wishner 1991-12-5 22453 Los Angeles Santa Monica Mts. ca. 1 mile se of corner of Mulholland Highway and Las Virgenes Road in southwest corner of Diamond X Ranch Soka University Property. 244 Comment
  POM350355  Baccharis salicifolia Anstruther Davidson 1917-10 3300 Los Angeles Wilshire Blvd, Los Angeles Comment
  RSA226249  Baccharis salicifolia Gary D. Cromwell, David W. Wheat 1971-4-16 512 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. 518 Comment
  RSA754088  Baccharis salicifolia Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1802 Los Angeles Lario San Gabriel River Trail Park 180 Comment
  SBBG108928  Baccharis salicifolia S. A. Junak 1997-4-24 SCl 871 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  RSA423220  Bassia hyssopifolia Robert Gustafson 1980-8-8 1894 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR205665  Bellis perennis A. C. Sanders, T. B. Salvato 2009-5-20 36882 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 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
  SD52883  Beta vulgaris subsp. maritima Peter H. Raven 1962-5-7 17581 Los Angeles San Clemente Island; just above coast 1.0 mile south of Wilson Cove. 6 Comment
  POM156340  Bidens pilosa L. R. Abrams 1902-5-31 2484 Los Angeles Inglewood. Comment
  POM350848  Bidens pilosa Ora M. Clark 1929-2-3 1509 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  UCR231070  Bidens pilosa Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  RSA0097610  Bituminaria bituminosa R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14356 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  UCR207699  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA0051626  Bloomeria crocea Lee Haines 1935-7-2 s.n. Los Angeles Tanbark Reservoir - San Dimas, San Gabriel Mts. Comment
  UC1537190  Bloomeria crocea Gordon H. True Jr. 1935-5-16 290 Los Angeles Bouquet Canyon; mouth, n slope 457 Comment
  HSC2999  Bloomeria crocea var. crocea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA482678  Boechera B. C. Templeton 1932-5-31 4849 Los Angeles Big Pines Camp 2260 Comment
  UCR223692  Boechera californica R. G. Swinney 2009-6-24 11261 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA640163  Boschniakia strobilacea Louis C. Wheeler 1951-4-7 8547 Los Angeles San Gabriel Mountains: West slope of Mt. Disappointment. 1524 Comment
  RSA0110811  Bothriochloa barbinodis R. G. Swinney 2011-3-18 14173 Los Angeles San Gabriel Mountains: Glendora foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Rd./Morgan Cyn., in dedicated open space. 366 Comment
  UCR273367  Bothriochloa barbinodis R. G. Swinney 2011-3-18 14173 Los Angeles San Gabriel Mts., Glendora foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Rd./Morgan Cyn., in dedicated open space 366 Comment
  RSA0082600  Boykinia rotundifolia R. G. Swinney 2010-8-30 13618 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA729528  Boykinia rotundifolia R. G. Swinney 1999-7-14 7554 Los Angeles Allison Gulch, an eastern tributary of East Fork San Gabriel River Canyon. 1012 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR187001  Brassica geniculata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32227 Los Angeles Tehachapi Mtns. Foothills, near Oso Pumping Plant on the California Aqueduct, just below the Kern Co. line along the road to the pumping plant 939 Comment
  SEINET4565796 Image available Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains; northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  UCR124484  Brassica rapa B. C. Templeton 1932-7-20 5050 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC36733  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles Santa Monica Mountains. Wells Avenue near Tampa Avenue. 304 Comment
  LA203093  Brickellia californica A. M. Johnson; 1927-10-21 12 Los Angeles E of Palmdale Comment
  LA31685  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-9-27 14501 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA351116  Brickellia californica Fordyce Grinnell Jr. 1911-9-11 3772 Los Angeles Bailey Canyon, San Gabriel Mts. Comment
  UCR108331  Brickellia nevinii L. C. Wheeler 1952-10-11 6372 Los Angeles San Rafael Hills, Chevy Chase Drive Comment
  SEINET11837876  Brickellia nevinii D. P. Reagan 1974-1 17 Los Angeles Hasley Canyon, about 2 mi NW of Valencia Comment
  SBBG56522  Bromus arizonicus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  UC167145  Bromus arizonicus Geo. B. Grant 1894-4-27 1176162 Los Angeles Pasadena; Southern California, Pasadena Comment
  RSA654321  Bromus carinatus Kristina Sargeant 1992-4-4 92 -009 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SBBG94828  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Segundo dunes, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  UCR124475  Bromus carinatus B. C. Templeton 1932-7-20 5019 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM308936  Bromus carinatus var. carinatus Kay H. Beach 1943-7-30 704 Los Angeles Monroe Canyon bottom station no. 13, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  UC188825  Bromus carinatus var. carinatus Geo. B. Grant 1668 Los Angeles Oak Knoll; Southern California, Oak Knoll Comment
  SEINET3921948  Bromus catharticus L. M. Prince, J. Dolan 2002-3-29 02 -299 Los Angeles Claremont. Rancho Santa Ana Botanic Garden.; 0 400 Comment
  CATA674  Bromus diandrus Mark L. Hoefs 1991-4-23 1165 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  POM363398  Bromus diandrus Robert Gustafson 1981-3-18 2120 Los Angeles Ballona Wetlands, Area 3. Comment
  SEINET3922248  Bromus diandrus G. D. Wallace, M. Wallace 1985-3-2 2173 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portuguese Bend and the school on Forrestal Rd.; 0 Comment
  UCR192204  Bromus diandrus A. C. Sanders 2008-4-16 34899 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UCR198390  Bromus diandrus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 674 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR206414  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCSB351  Bromus diandrus B., K. 1943-3-25 Los Angeles Dalton CCC Camp, San Dimas Experimental Forest; San Gabriel Mtns 335 Comment
  UCR177620  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA311356  Bromus hallii R. F. Thorne, M. Z. Thorne 1969-7-9 38527 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2087 Comment
  POM363869  Bromus hordeaceus Caroline Shryock, Glenn Shryock 1924-5-15 s.n. Los Angeles Los Angeles. Comment
  POM7130  Bromus hordeaceus L. T. Street, G. Williams 1919-4-12 2498 Los Angeles Hills near Puente. Comment
  RSA599844  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-5-6 9761 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA650442  Bromus hordeaceus Marion P. Harthill 1972-4-8 656 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  SBBG128339  Bromus hordeaceus M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 22 Los Angeles Deer Valley Trail 42 Comment
  SEINET4044474  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pepperdine University. 198 Comment
  UC777907  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles near Western Avenue (along 120th Street); 120th Street Comment
  RSA535303  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5323 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UC1109372  Bromus madritensis subsp. rubens Peter H. Raven 1962-4-9 17146 Los Angeles San Clemente Island, Wilson Cove, near barracks Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  UC934028  Bromus racemosus H. L. Cogswell 1951-5-8 89 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 454 Comment
  CAS-BOT-BC161866  Bromus rubens G. B. Grant 1900-3-28 s.n. Los Angeles Avalon. Comment
  RSA0110571  Bromus rubens Richard G. Swinney 2011-4-19 14410 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA656668  Bromus rubens B. Brady 1980-6-1 22 Los Angeles Big Tujunga Canyon 457 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
  RSA466540  Calandrinia ciliata Bonnie C. Templeton 1930-4-2 1407 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  RSA724616  Calandrinia ciliata K. Dobry 1990-3-25 225 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR256834  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC132273  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mts. Comment
  RSA377283  Calochortus catalinae F. R. Fosberg 1931-4-22 S 4667 Los Angeles Santa Catalina Island: Eagles Nest. Middle Ranch Canyon. 200 Comment
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  RSA583045  Calochortus catalinae Timothy S. Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  UC843638  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles divide between Hamilton Canyon Descanso Canyon; Santa Catalina Island 200 Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  RSA774883  Calochortus clavatus var. gracilis Cliff McLean, Gabi McLane 2005-6-16 s.n. Los Angeles On bank, on south side of Glendora Ridge Road. Mile mark 8.74. GPS calibrated by satalite. 1350 Comment
  SEINET269177  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts W of San Fernando Rd. I-5 Fwy SW of interchange w/SR 14 Fwy Sunshine Cyn 457 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  JEPS61703  Calochortus invenustus Frank W. Peirson 1922-7-5 3188 Los Angeles n of Big Pines; San Gabriel Mts., Le Montaine 2286 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA249804  Calochortus kennedyi var. kennedyi Robert F. Thorne 1973-5-11 43458 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bobs Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  POM123266  Calochortus plummerae H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  RSA0011372  Calochortus plummerae Orlando Mistretta, Christine Mistretta 2011-7-13 5947 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  UCR281337  Calochortus plummerae R. G. Swinney 2014-5-21 16618 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCR168286  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Channel Islands: Santa Catalina Island, Middle Ranch Canyon, above ranch Comment
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  UCR205921  Calycoseris parryi R. G. Swinney 2008-5-5 8765 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR281987  Calycoseris parryi R. G. Swinney 2014-4-18 16118 B Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  RSA0110529  Calyptridium monandrum R. G. Swinney 2011-6-7 15094 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UCR205614  Calyptridium monandrum R. G. Swinney 2008-5-12 8825 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SFV17954  Calystegia occidentalis subsp. fulcrata J. N. Hogue, J. D. Dilley 1998-8-8 125 .1 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Along road/trail above Big Cienega. 1980 Comment
  CHSC70526  Calystegia peirsonii R. A. Schlising; C. Balogh 1972-6-4 3045 Los Angeles Along Hwy N2, NW of Lake Hughes, at Pine Canyon Roadside Rest, just SE of Pine Canyon Forest Station. Comment
  LA200377  Calystegia soldanella C. L. Hogue; 1954-5-15 sn Los Angeles coast, off Roosevelt Hwy 101, near Sequit Point 0 Comment
  RSA0087039  Camissonia californica R. G. Swinney 2010-3-18 11974 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCD40978  Camissonia campestris subsp. campestris Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1602 Los Angeles Antelope Valley Poppy Reserve. Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  RSA597283  Camissonia confusa Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3734 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA746630  Camissonia confusa R. G. Swinney 2008-4-10 8642 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  RSA702294  Camissonia hirtella Scott D. White, Pam DeVries 2004-5-18 10432 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA775595  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-6-23 5345 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR86842  Camissonia hirtella Scott D. White 1995-4-27 2955 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA230047  Camissonia hirtella Robert F. Thorne 1971-6-26 40587 Los Angeles Summit of Mt. Wilson. 1738 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UCR206483  Camissonia micrantha A. C. Sanders, T. B. Salvato 2009-5-20 36886 Los Angeles San Gabriel Valley, near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA449023  Camissonia micrantha Unspecified s.n. Los Angeles [No location information on label.] Comment
  UCR222812  Camissonia pallida R. G. Swinney 2009-4-29 10586 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA449229  Camissonia pallida subsp. pallida Christopher Davidson 1973-4-1 1888 Los Angeles 1 mi south of Littlerock. 762 Comment
  RSA755935  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2403 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA0106738  Camissonia strigulosa R. G. Swinney 2011-5-19 14765 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA0116322  Camissonia strigulosa A. C. Sanders 2008-4-17 34916 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
  RSA593443  Camissonia strigulosa Steve Boyd 1996-4-24 8644 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  CHSC8282  Camissoniopsis bistorta Edward L. Smith 1957-4-18 206 Los Angeles In a wash, Pomona College, Claremont. 365 Comment
  SDSU3316  Camissoniopsis bistorta H. Wedberg 1957-4-6 Los Angeles Point Dume, 74.8 Comment
  SFV13344  Camissoniopsis cheiranthifolia subsp. suffruticosa M. J. Thor 1983-4-8 158 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  UCSB8425  Camissoniopsis cheiranthifolia subsp. suffruticosa McElwain, Isabelle 1963-3-21 Los Angeles Point Dume Comment
  CAS-BOT-BC160437  Camissoniopsis cheiranthifolia subsp. suffruticosa Dr. H. E. Hasse 1888-7-1 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC160517  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17284 Los Angeles San Clemente Island. On coast north of a point due west of Wall 2 30 Comment
  SD90499  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island; dunes near Flasher, northwest part of island. 3 Comment
  UCR269992  Camissoniopsis hirtella R. G. Swinney 2011-7-21 15548 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  SDSU3375  Camissoniopsis intermedia H. Wedberg 1958-5-10 288 Los Angeles On Latigo Canyon Road 0.4 mi. from Mulholland Hwy and just north of calamigos star 'C' Ranch. Cleistogamous. Comment
  LA26074  Camissoniopsis micrantha Harlan Lewis; 1954-4-3 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA433117  Canbya candida Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  RSA530911  Cannabis sativa B. C. Templeton 1945-6-7 8210 Los Angeles Collected in backyard of residence near Los Angeles. Comment
  LA200313  Cardamine californica C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  POM369316  Cardamine californica var. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  RSA0087087  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA631391  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross 1999-5-10 459 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA772162  Carex alma R. G. Swinney 2009-5-20 10843 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR190860  Carex alma R. G. Swinney 1999-7-28 7600 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, just south of confluence of Clark Gulch 963 Comment
  UCR199826  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
  UCR239022  Carex alma Anuja Parikh, Nathan Gale 2010-6-15 3292 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1295 Comment
  JEPS48977  Carex alma Joseph A. Ewan 1932-6-16 7264 Los Angeles San Gabriel Mountains, Tujunga Creek Tujunga Creek; San Gabriel Mountains, Tujunga Creek 1233 Comment
  RSA586689  Carex fracta Orlando Mistretta 1995-6-20 1790 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  SFV12650  Carex fracta M. L. Vincent 1964-6-24 582 Los Angeles San Gabriel Mountains Wrightwood Road at Old Ice Skating Rink on road to Wrightwood across from Camp Centinella Valley. 3 miles west of Wrightwood. 1980 Comment
  UCR182758  Carex fracta R. G. Swinney 1997-7-22 5709 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR43329  Carex fracta David Charlton 1986-6-15 298 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA229061  Carex fracta Robert F. Thorne 1969-7-29 38843 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 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
  SEINET239001  Carex heteroneura Louis C. Wheeler 1968-6-1 Los Angeles San Gabriel Mtns.: Dorr Canyon at Angeles Crest Hwy (by whitethorn picnic area) 2347 Comment
  CAS-BOT-BC118416  Carex praegracilis LeRoy Abrams 1901-4-8 1447 Los Angeles Los Angeles River near Tropico Comment
  RSA0116320  Carex praegracilis A. C. Sanders 2006-4-10 32001 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  SEINET7572151 Image available Carex praegracilis Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains, ca 200 yards E of foot of Holiday Hill Ski Lift. Comment
  RSA0013640  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-16 6039 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA228992  Carex subfusca Robert F. Thorne 1971-8-25 41294 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  HSC24290  Carpenteria californica James Henrickson 1970-5-2 4659 Los Angeles Rancho Santa Ana Botanic Garden 381 Comment
  JEPS19718  Castilleja affinis subsp. affinis Peter H. Raven with H. L. Wedberg 1957-6-15 10905 Los Angeles 0.8 mi n U.S. Hwy. 101A; Santa Monica Mountains, Latigo Canyon Comment
  RSA191118  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion of Evey Canyon 884 Comment
  RSA588969  Castilleja applegatei subsp. martinii Orlando Mistretta 1994-6-8 1350 Los Angeles Little Rock Creek, un-named drainage draining N slope of Bare Mountain 1738 Comment
  RSA733159  Castilleja applegatei subsp. martinii R. G. Swinney 1997-6-13 5592 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  RSA545285  Castilleja foliolosa D. Propst, M. Hoefs 1973-3-3 7 Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  RSA428381B  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  RSA188507  Castilleja miniata subsp. miniata Unspecified, John Olmsted 1965-8-26 35384 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
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Jan 31 2008
  RSA0091333  Castilleja miniata var. miniata R. G. Swinney 2011-8-17 15636 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA0013473  Castilleja minor subsp. spiralis Orlando Mistretta, Youssef Atallah 2011-8-16 6045 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA0126994  Castilleja minor subsp. spiralis Louis C. Wheeler 1967-7-15 10021 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  LA209230  Castilleja plagiotoma Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon Comment
  RSA518003  Castilleja plagiotoma Steve D. Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
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Nov 30 2011
  UCR94444  Castilleja plagiotoma R. G. Swinney 1996-5-27 4747 Los Angeles Eastern San Gabriel Mtns., NW of Wrightwood, c. 200 m north of Hwy. 2 at Mountain High Ski Resort, east runway 2088 Comment
  SBBG118771  Castilleja subinclusa subsp. subinclusa L. Gross with P. Morton 2004-6-10 1378 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 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
  RSA68345  Caulanthus amplexicaulis var. amplexicaulis Verne Grant 1951-7-17 16085 Los Angeles San Antonio Canyon 1981 Comment
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Nov 19 2015
  RSA165718  Caulanthus amplexicaulis var. amplexicaulis Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre and Sawmill Mts. 1463 Comment
  POM219993  Ceanothus arboreus F. R. Fosberg 1932-5-6 947 Los Angeles Santa Catalina Island. Mouth of Big Wash Canyon, Avalon. 20 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  LA41983  Ceanothus crassifolius Charles Bogert; Archer Hurst Warne 1935-3-17 4566 Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  RSA306185  Ceanothus crassifolius Fay A. MacFadden 1933-3-27 s.n. Los Angeles La Tuna Canyon, Verdugo Mountains Comment
  UCR111527  Ceanothus crassifolius A. C. Sanders, D. Malueg 1998-6-22 22032 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  RSA0056298  Ceanothus crassifolius Robin J. Tausch 1963-3-1 s.n. Los Angeles Newhall, Sand Cyn., Angeles National Forest. 609 Comment
  CAS-BOT-BC50163  Ceanothus integerrimus Herman Knoche 1919-6-14 Series A, No. 853 Los Angeles Mt. Lowe 1828 Comment
  RSA0083015  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  SD254696  Ceanothus leucodermis R. G. Swinney 2011-7-8 15484 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5'Q) 1427 Comment
  RSA399107  Ceanothus megacarpus E. Crow 1929-1-13 148 Los Angeles Crow's Nest, E. Glendora Comment
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Oct 26 2015
  UCR47371  Ceanothus megacarpus David Charlton 1987-1-31 630 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  UCR50988  Ceanothus megacarpus subsp. megacarpus Tom Scott 1988-3-27 s.n. Los Angeles San Clemente Island, Box Canoyn; 1.5 miles above the mouth of the canyon Comment
  RSA190993  Ceanothus megacarpus var. insularis Robert F. Thorne, Doug Propst, R. Caroline, Reed Rollins 1967-3-18 36733 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  SBBG17880  Ceanothus megacarpus var. insularis P. H. Raven 1962-5-9 17704 Los Angeles just N of Gray 396 Comment
  UC1602794  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-27 244 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  RSA95346  Ceanothus oliganthus var. oliganthus F. W. Peirson, Ruth Conrad 1926-3-20 6513 Los Angeles Arroyo Seco. 1006 Comment
  SD108939  Ceanothus pauciflorus James Henrickson 1973-5-12 9586 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road, along Highway N3 1189 Comment
  RSA1507  Ceanothus spinosus E. R. Johnson 1929-3-31 1252 Los Angeles Mulholland Drive. Comment
  UCR16492  Ceanothus spinosus Art Whistler 1966-3-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Rd. near the intersection with Mulholland Drive Comment
  UCR263050  Ceanothus vestitus Mitch Provance 2008-4-14 10151 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR205536  Celtis australis A. C. Sanders, T. B. Salvato 2009-5-21 36895 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  LA211121  Celtis australis Arthur C. Gibson; no date 2008 5260 Los Angeles HOLLYWOOD HILLS, Griffith Park, Just S of Travel Town. Comment
  UC1131363  Cenchrus longispinus H. S. Yates 1936-8-28 6356 Los Angeles 5 mi ese Palmdale; Elizabeth Lake Quad. Comment
  UC53912  Centaurea melitensis Ernest Braunton 1902-6-24 494 Los Angeles Griffith Park Comment
  UC894385  Centaurea melitensis Ezra C. Knopf 128 Los Angeles 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
  POM130660  Centaurium venustum C. F. Baker 1904-05 4845 Los Angeles Hills near Claremont. Comment
  POM306309  Centaurium venustum Henry J. Ramsey 1937-6-6 1387 Los Angeles North Craig Ave, Altadena. Comment
  HSC79758  Centranthus ruber Janice Ragsdale 1972-5-26 27 Los Angeles Santa Monica Mtns., 2 mi. NW of Topanga and Topanga Canyon Rd. on Old Topanga Rd. 98 Comment
  CAS-BOT-BC279601  Centromadia pungens subsp. pungens H. M. Hall 1930-11-1 12985 Los Angeles Antelope Valley. Between Rosamond and Lancaster Comment
  RSA659939  Centrostegia thurberi Orlando Mistretta 1992-5-18 359 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR280754  Centrostegia thurberi R. G. Swinney 2014-4-30 16271 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA252871  Centrostegia thurberi Robert F. Thorne 1973-5-11 43525 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  PASA1326  Cerastium viscosum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  SD181358  Cercocarpus betuloides J. Henrickson 2000-4-29 20732 Los Angeles Ca. 11 air miles NE of La Cresenta along Angeles Crest Highway north of Mt. Wilson in the San Gabriel Mountains. Near Red Box Gap. 1399 Comment
  UCR17481  Cercocarpus betuloides J. L. Huber 1969-4-27 969 Los Angeles San Gabriel Mtns, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  RSA257637  Cercocarpus betuloides Gary D. Wallace 1966-3-18 153 Los Angeles South of Lake Elanor, along Decker Road (Highway 23). 305 Comment
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  SD112025  Cercocarpus betuloides var. betuloides Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island. Mid-Avalon Canyon-Hour Trail. Comment
  RSA725917  Cercocarpus betuloides var. blancheae Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 437 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  SD121079  Cercocarpus betuloides var. blancheae Michael Curto, Linda Allen 1986-5-22 296 Los Angeles along un-named tributary to Malibu Cr., Malibu Creek Road, Malibu Cr State Park 198 Comment
  UC1184985  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-12 5096 Los Angeles Cherry Canyon, Santa Catalina Island Cherry Canyon; Santa Catalina Island, Cherry Canyon 304 Comment
  SD69650  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: Wild Boar Gully (Cercocarpus Arroyo). 152 Comment
  LA47768  Cercocarpus betuloides var. multiflorus Joseph Andorfer Ewan; 1933-7-4 7851 Los Angeles San Gabriel Mountains, Santa Anita Canyon, along trail Sturdevant 609 Comment
  POM11603  Cercocarpus ledifolius Philip A. Munz 1921-6-18 4562 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  CATA1775  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6915 Los Angeles Santa Catalina Island: Wild Boar Gully 110 Comment
  RSA208928  Cercocarpus traskiae Theadore H. Mortenson 1967-5-18 1517 Los Angeles Santa Catalina Island. 1 m above Wild Boar Gully (Cercocarpus Arroyo) 168 Comment
  RSA449457  Cercocarpus traskiae Blanche Trask 1903-04 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA603738  Cestrum nocturnum Louis C. Wheeler 1935-10-24 4064 Los Angeles San Gabriel: 217 S. Muscatel Avenue. 107 Comment
  UC2026408  Cestrum nocturnum Louis C. Wheeler 1935-10-24 4064 Los Angeles SAN GABRIEL: 217 S. Muscatel Avenue. Comment
  SEINET3146198  Chaenactis artemisiifolia G. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  POM351645  Chaenactis artemisiifolia Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1463 Comment
  UCR123637  Chaenactis fremontii Steven R. Hill, K. Kramer 2001-4-22 33372 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR280733  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA774865  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCD168219  Chaenactis glabriuscula J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC277375  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1901-5-28 1676 Los Angeles Ballona Harbor Comment
  UC481127  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee Los Angeles Saugus Comment
  UCR270527  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  POM351761  Chaenactis glabriuscula var. glabriuscula Robert Gustafson 1978-5-2 929 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  RSA765544  Chaenactis glabriuscula var. orcuttiana William Jones 2010-2-25 BOE- 1435 Los Angeles Ballona Lagoon, west bank- between Outrigger and Privateer Streets, Venice. 2 Comment
  CLARK-A1528-4928  Chaenactis santolinoides John C. Roos 1937-5-31 2035 Los Angeles San Gabriel Mountains Comment
  UCR197784  Chaenactis stevioides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 14 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
  RSA772308  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles summit of Mt. Emma 1585 Comment
  RSA682525  Chaenactis xantiana Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 2 Los Angeles Sierra Nevada, Tehachapi Mts. region; Gorman Pass, Tejon Ranch Comment
  RSA670936  Chamaesyce maculata Joseph M. Keefe 2001-3-19 31169 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  RSA670952  Chamaesyce maculata Joseph M. Keefe 2001-1-24 31014 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SBBG67739  Chamaesyce micromera R. Hoffmann 1928-7-8 Los Angeles Rosamond Comment
  SFV12553  Chamaesyce ocellata M. H. Grayum, D. L. Koutnik 1977-11-25 884 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  RSA550684  Chamaesyce serpens T. S. Ross, Annette Ross 1991-7-29 5713 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  UCR99444  Chasmanthe floribunda L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  UC284753  Cheilanthes newberryi P. A. Munz 1923-4-10 6729 Los Angeles middle of San Clemente Island Comment
  RSA660101  Chenopodium album Orlando Mistretta 1992-6-12 553 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR127391  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  SJSU2916  Chenopodium album C. W. Sharsmith 1966-1-1 7435 Los Angeles Tujanga Comment
  UC132269  Chenopodium ambrosioides J. and H. W. Grinnell 1906-8-26 368 Los Angeles near Pasadena Comment
  RSA601061  Chenopodium berlandieri Steve Boyd, Lauren Raz 1997-6-18 9997 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  UCR259168  Chenopodium berlandieri R. G. Swinney 2010-6-23 13356 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
  UC1980197  Chenopodium berlandieri R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  RSA529895  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; Angeles Forest Highway. 918 Comment
  RSA628619  Chenopodium botrys L. C. Wheeler 1953-11-11 7054 Los Angeles District 5020: Mission road El Sereno. Comment
  RSA0042042  Chenopodium californicum R. G. Swinney 2010-3-10 11831 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA725199  Chenopodium californicum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -69 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG18723  Chenopodium californicum E. R. Blakley 1963-4-8 5553 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  PASA2695  Chenopodium fremontii Frank W. Peirson 1924-10-26 5258 Los Angeles Arroyo Seco below California St. bridge, Pasadena 198 Comment
  SBBG95275  Chenopodium murale M. B. Dunkle 1928-4-9 1813 Los Angeles Emerald Bay Comment
  RSA423242  Chenopodium murale Frances L. Cramer 1934-5-31 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  RSA522970  Chenopodium murale T. S. Ross 1991-2-23 4084 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA0105752  Chenopodium strictum R. G. Swinney 2011-7-8 15469 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  POM21161  Chorizanthe staticoides Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA392679  Chorizanthe staticoides Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  SBBG16973  Chorizanthe staticoides M. Vincent 1962-5-25 256 Los Angeles 2 mi E of Malibu Cyn Rd, Piuma Rd Comment
  UC55758  Chorizanthe staticoides Ernest Braunton 1902-5-5 306 Los Angeles Glendora Comment
  RSA249757B  Chorizanthe watsonii Robert F. Thorne 1973-5-11 43467 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
  RSA591070  Chorizanthe xanti J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10929 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  UCSB42674  Chorizanthe xanti Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road 3.3 mi west of Hwy 5 981 Comment
  RSA578518  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1994-6-22 8002 Los Angeles Fish Canyon: ca 380 m due W of Cienaga Spring; ca 2730 m NE of its confluence with Castaic Creek. 604 Comment
  UCR126660  Chrysothamnus nauseosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26220 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  IRVC26283  Cirsium occidentale var. californicum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2913 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  SD30679  Cirsium occidentale var. californicum Edith A. Purer 1935-5-11 6554 Los Angeles Santa Monica Mountains, Malibou Road. Comment
  RSA0036757  Cirsium vulgare Carol Zuck 1981-2-27 60 Los Angeles W.[West] Covina. I-10 Fwy. between Barranca and Grand [Ave.] Off-ramps-east on the fwy. Comment
  RSA584951  Cistanthe monandra Timothy S. Ross, Steve Boyd 1991-4-25 4586 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 731 Comment
  RSA587521  Cistanthe monandra Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1095 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA225675  Cistanthe monosperma M. Z. Thorne, Christopher Davidson 1971-6-12 39854 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. San Antonio, Baldy Notch 2439 Comment
  UCR170450  Cistus creticus Alex R. Van Dam 2004-5-16 007 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  LA45534  Clarkia bottae C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  RSA162764  Clarkia bottae John Olmsted 1958-4-26 117 Los Angeles Oak woodland with gradual Southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  UC107831  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  CAS-BOT-BC172253  Clarkia cylindrica subsp. cylindrica E. Braunton 1906-6-4 s.n. Los Angeles Unspecified Comment
  RSA642418  Clarkia dudleyana Orlando Mistretta 1995-6-23 1843 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1631 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
  CHSC96308  Clarkia epilobioides LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 950 Los Angeles Transverse Ranges: Verdugo Mountains region: West end of the mountains: At junction (saddle) of Verdugo Motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway) Basically a triangle. UTM Zone: 3787689N 0378361E. 563 Comment
  POM3132  Clarkia epilobioides C. F. Baker 1904-5-5 4735 Los Angeles Claremont. Comment
  RSA678237  Clarkia epilobioides Valerie L. Soza, Steve D. Boyd 2002-4-10 1402 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA73332  Clarkia epilobioides Joseph A. Ewan 1930-5-18 2376 Los Angeles Wolfskill Canyon, off San Dimas Canyon. Comment
  RSA518520  Clarkia heterandra F. C. Vasek 1964-5-27 640528 -1 Los Angeles Sierra Nevada Mtns. 1.7 mi. below top of Eugene Grade [Greenhorn Mountains] 1463 Comment
  UC501460  Clarkia heterandra Frank W. Peirson 1922-6-3 3083 Los Angeles n. slope Liebre Mts. (and sl. e. of the Collins Ranch house and extending up slope to ca. 5000 ft); Liebre Mts. and Collins Ranch 1143 Comment
  CAS-BOT-BC163701  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson 1959-5-24 2019 Los Angeles 0.6 mile east-north-east of peak, Saddle Peak 701 Comment
  CAS-BOT-BC163721  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-19 54 Los Angeles Palmers Canyon 900 Comment
  RSA127842  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1959-5-9 14166 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 244 Comment
  UCR149475  Clarkia purpurea subsp. quadrivulnera Valerie Soza, Et al. 2000-5-18 943 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
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Jul 16 2010
  LA15498  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  OBI12076  Clarkia unguiculata Bill Arbaugh 1966-5-28 s.n. Los Angeles Tajunga Cyn 305 Comment
  RSA659472  Clarkia unguiculata J. C. Roos 1947-5-17 3626 Los Angeles Placerita Canyon east of Newhall. Comment
  UC61541  Clarkia unguiculata Ernest Braunton June 1903 896 Los Angeles Glendale to Burbank Comment
  RSA653862  Claytonia parviflora subsp. parviflora Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  UCR95288  Claytonia parviflora subsp. utahensis Steve Boyd, Orlando Mistretta 1996-5-1 8749 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA0019773  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-23 5755 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. 1680 Comment
  RSA0094555  Claytonia parviflora subsp. viridis Richard G. Swinney 2011-6-6 15008 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR190434  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7671 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 854 Comment
  RSA0082602  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 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
  SFV1189  Claytonia perfoliata M. L. Vincent 1963-5-7 343 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  RSA0107837  Claytonia perfoliata Steven A. Junak 2000-5-19 SCa- 1328 Los Angeles Santa Catalina Island. SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi. SSW of Goat Harbor. 438 Comment
  OBI69254  Claytonia perfoliata subsp. mexicana John Knapp, Denise Knapp 2003-4-13 20 Los Angeles Catalina Island 64 Comment
  RSA213420  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island. Comment
  RSA527822  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1990-6-18 3477 -A Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
  CAS-BOT-BC91390  Clematis lasiantha Marcus E. Jones 1882-5-2 3203 Los Angeles Pasadena. Comment
  CAS-BOT-BC91392  Clematis lasiantha J. H. Thomas 1957-5-11 6756 Los Angeles San Gabriel Mountains, about 4.5 miles north of La Canada. 975 Comment
  RSA247432  Clematis lasiantha Jack Delaini 1974-5-9 178 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  UCD105337  Clematis lasiantha Scott D. White; Justin M. Wood 2009-5-6 12654 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  POM98216  Clematis lasiantha Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA188368  Clematis ligusticifolia Robert F. Thorne, Percy C. Everett 1965-6-24 35032 a Los Angeles W slope of Orizaba Mountain, Santa Catalina Island. 244 Comment
  RSA594641  Clematis ligusticifolia Steve Boyd, Lauren Raz 1996-10-29 9114 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SEINET5796615 Image available Collinsia bicolor Marcus E. Jones 1882-1 Los Angeles Pasadena; 34.14778 -118.14361 Comment
  LA82039  Collinsia heterophylla O. H. Kappler; 1941-4-27 233 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA725753  Collinsia heterophylla A. C. Sanders, Mark A. Elvin 2003-5-1 26274 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  UC1032546  Collinsia heterophylla A. D. Gifford 1935-5-8 687 Los Angeles 4 3/4 mi ene of Warm Springs (Angeles National Forest); Angeles National Forest 822 Comment
  UCR192959  Collinsia heterophylla Dan S. Cooper 2008-4-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., road to Boys camp, east side of Griffith Park, Los Angeles 220 Comment
  RSA408282  Collinsia heterophylla L. E. Hoffman 1929-5-14 17112 Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CAS-BOT-BC240943  Collinsia parryi Frank W. Peirson 1923-5-21 3514 Los Angeles San Gabriel Mts., Fish Canon [Canyon] Comment
  UC672451  Collinsia parryi H. L. Mason 1927-6-11 3751 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson 1219 Comment
  UCR168354  Comarostaphylis diversifolia subsp. planifolia G. D. Wallace 1975-3-22 1404 Los Angeles Channel Islands, Santa Catalina Island, WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon 287 Comment
  UCR131449  Convolvulus arvensis Alison Lipman 1998-6-25 s.n. Los Angeles South Coastal Plains Region, Portuguese Bend, Rancho Palos Verdes 152 Comment
  LA212297  Convolvulus arvensis Harold Pirie; 1963-5-11 s.n. Los Angeles Woodland Hills, Pierce College campus. 243 Comment
  UCR217708  Conyza bonariensis A. C. Sanders, Dan S. Cooper 2010-8-5 38551 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR256853  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0039051  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  RSA588871  Conyza canadensis Orlando Mistretta 1994-9-21 1494 Los Angeles San Gabriel Mtns., Santiago Canyon, At jct. of Forest Rd. 4N20 with Santiago Creek. 1280 Comment
  RSA732778  Cordylanthus rigidus subsp. setiger R. G. Swinney 2000-6-19 7818 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR194019  Coreopsis bigelovii R. G. Swinney 1999-5-22 7194 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCD130995  Coreopsis californica Curtis Clark 1978-4-29 574 Los Angeles west of Palmdale Boulevard at 130th Street. Comment
  UC566775  Coreopsis californica var. californica Herbert L. Mason 1926-4-26 3003 Los Angeles Little Rock Comment
  UC306179  Coreopsis gigantea George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 680 -2228 Los Angeles Santa Catalina Island Comment
  UC55130  Coreopsis gigantea J. H. Barber 1898-3-7 372 Los Angeles Point Duma Comment
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Feb 20 2015
  UCR13458  Coreopsis gigantea O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  CAS-BOT-BC105698  Corethrogyne filaginifolia L. A. Greata 1900-9-20 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC105700  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  CAS-BOT-BC105720  Corethrogyne filaginifolia Le Roy Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Play del Rey Comment
  RSA0087854  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  POM356133  Corethrogyne filaginifolia var. filaginifolia Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Low hills, near Pasadena Comment
  UCR17974  Cornus nuttallii Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  UCR205935  Coronopus didymus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37062 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR205741  Cosmos bipinnatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36989 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  CAS-BOT-BC291374  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough (Laguna Dominguez) 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
  SBBG131921  Crassula aquatica S. A. Junak 2000-6-29 SCa 1350 Los Angeles N end of Haypress Reservoir 399 Comment
  UCR126231  Crassula connata A. C. Sanders 2003-3-14 25758 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
  RSA613033  Crassula tillaea L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  RSA729880  Crepis acuminata subsp. acuminata R. G. Swinney 1998-9-7 6927 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  SBBG19165  Cressa truxillensis M. A. Piehl 1963-12-7 631055 Los Angeles small area across SE tip from Pyramid Head and opposite Triangulation Pt Rock 9 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
  CATA1592  Crossosoma californicum M. B. Dunkle 1932-1-24 2862 Los Angeles Santa Catalina Island: Open East ridge of Avalon 91 Comment
  RSA397730B  Crossosoma californicum M. B. Dunkle 1932-1-24 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0071924  Crossosoma californicum Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  LA204879  Croton californicus Carl Epling; March 1925 6543 Los Angeles Clifton Comment
  UCR41727  Croton californicus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA711455  Crypsis schoenoides LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2439 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  UCR205220  Cryptantha R. G. Swinney 2006-6-18 8532 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
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Feb 19 2020
  UCR276782  Cryptantha R. G. Swinney 2011-4-1 14307 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
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Feb 19 2020
  RSA597126  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3743 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  UCR270213  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 A 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
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  UCR19579  Cryptantha clevelandii Freda Detmers 1931-3-19 s.n. Los Angeles South Coast, El Segundo sand dunes Comment
  RSA660085  Cryptantha echinella Orlando Mistretta 1992-5-25 432 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  SFV20991  Cryptantha intermedia L. Gross, V. Soza 2003-5-15 900 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 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
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  UC1537696  Cryptantha intermedia Gordon H. True Jr. 1938-6-22 886 Los Angeles near Bouquet Dam 609 Comment
  POM3710  Cryptantha micrantha I. M. Johnston 1917-5-13 27 r Los Angeles San Gabriel Wash 152 Comment
  UCR17135A  Cryptantha micromeres W. W. Wright 1977-6-12 s.n. Los Angeles Eastern slope of the Verdugo Mtns., above Camp Max Straus. Verdugo City 381 Comment
  LA31589  Cryptantha microstachys Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  UCR84488  Cryptantha microstachys T. S. Ross, Steve Boyd 1993-5-23 7289 Los Angeles San Gabriel Mtns., lower, easterly ridge of Red Mtn, on northerly slope c. 380 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  RSA763502  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-20 3149 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  RSA0110792  Cryptantha muricata R. G. Swinney 2011-4-28 14529 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  UCR270019  Cryptantha muricata R. G. Swinney 2010-4-13 12185 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA0013634  Cryptantha muricata var. denticulata Orlando Mistretta, Jamie Reese 2011-7-28 6010 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  CLARK-A1528-1300  Cryptantha muricata var. jonesii Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  UC1787290  Cryptantha nevadensis A. C. Sanders with E. J. Lott 1993-5-6 13953 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Hwy at Ave G to 1/10 mi. NW of intersection. 705 Comment
  IRVC28521  Cryptantha nevadensis var. rigida A. C. Sanders, E. J. Lott 1993-5-6 13953 Los Angeles 12 miles N of Palmdale, Sierra Hwy at Ave "G", to 1/10 mi. NW of intersection. Western Mojave Desert 706 Comment
  UCR84560  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1994-5-25 7950 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA80755  Cryptantha pterocarya F. W. Peirson 1919-6-4 477 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1692 Comment
  SD247615  Cryptantha pterocarya Ed Kentner, Onkar Singh 2014-4-4 369 Los Angeles Western Mojave Desert, approx 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct. 1125 Comment
  UCD120009  Cryptantha pterocarya Daryl Koutnik; Bruce Holguin 1978-4-1 216 Los Angeles west side of Sierra Highway and 1 mile north of State Highway 14. 987 Comment
  RSA630749  Cryptantha similis L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA0024546  Cryptantha wigginsii F. R. Fosberg 1931-5-21 4934 Los Angeles Santa Catalina Island, between Cherry Valley and Howland s Landing. 20 Comment
  RSA613499  Cucurbita foetidissima L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1676 Comment
  RSA593594  Cuscuta californica Steve Boyd, Orlando Mistretta 1996-5-23 8830 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA409677  Cuscuta californica Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park Comment
  RSA603178  Cuscuta californica var. californica L. C. Wheeler 1936-6-30 4197 Los Angeles E side San Dimas Canyon near dam 441 Comment
  LA200236  Cuscuta salina var. major Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4368 b Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  SEINET9037788 Image available Cylindropuntia californica var. parkeri M. A. Baker, Michelle Cloud-Hughes 2015-1 18407 Los Angeles Claremont, 300m south of the SE base of Indian Hill 402 Comment
  CHSC95470  Cynodon dactylon LeRoy Gross 2001-11-10 452 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  RSA715121  Cynodon dactylon Daisie Huang 2006-3-9 60309 -3 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  UC60774  Cynosurus cristatus Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA775589  Cynosurus echinatus Orlando Mistretta, Christine Mistretta 2010-6-25 5352 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA365054  Cyperus eragrostis Anstruther Davidson 1923-9-1 s.n. Los Angeles Montebello. Comment
  RSA92302  Cyperus eragrostis Joseph A. Ewan 1931-7-31 4778 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  CAS-BOT-BC114415  Cyperus erythrorhizos Joseph Cook (Rev.) Nevin 1904-10-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  UC303945  Cyperus esculentus I. M. Johnston 1918-7-29 2108 Los Angeles Covina 152 Comment
  RSA703842  Cyperus involucratus A. C. Sanders, Mark A. Elvin 2002-6-20 25246 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA0115132  Cyperus odoratus Steven A. Junak 2000-10-12 SCa- 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  UCD141131  Cyperus odoratus Louis C. Wheeler 1932-10-14 1434 Los Angeles Rio Hondo. 57 Comment
  RSA0025152  Cystopteris fragilis Jane Tirrell 2012-6-11 LS 0064 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  RSA592809  Cystopteris fragilis Steve Boyd, Orlando Mistretta 1996-5-1 8757 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
  RSA622832  Cytisus monspessulanus L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  SD69565  Dactylis glomerata Robert F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island; lawn of St. Catherine's Hotel, north of Avalon 4 Comment
  RSA792232  Datura meteloides Doris Bowers 1957-8-8 s.n. Los Angeles LaVerne. 335 Comment
  LA32280  Datura wrightii Henry J. Thompson; 1958-11-29 1828 Los Angeles SANTA MONICA MOUNTAINS, NW of Point Mugu. 15 Comment
  POM4181  Datura wrightii J. F. Illingworth 1898-03 67 Los Angeles Claremont. Comment
  RSA535289  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5339 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SD69451  Daucus pusillus Robert F. Thorne, P. Everett 1965-6-22 34879 Los Angeles Santa Catalina Island, upper portion of Avalon Canyon along roadside. 274 Comment
  RSA661085  Daucus pusillus Orlando Mistretta 1992-4-5 195 Los Angeles Guds, San Clemente Island. Comment
  SBBG101154  Deinandra clementina T. Ross 1992-4-14 6157 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  UC1478697  Deinandra clementina Larry DeBuhr 1977-4-16 2563 Los Angeles bluffs around Little and Shark Harbours; Santa Catalina Island Comment
  SBBG13708  Deinandra fasciculata E. R. Blakley 1962-10-4 5398 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 182 Comment
  SD234295  Deinandra fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  SBBG38111  Deinandra fasciculata S. D. White 2000-6-24 8092 Los Angeles city of Rowland Heights, "Rancho Rincon de la Brea" near Bill Blevins Park 213 Comment
  UCR195260  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  LA200786  Delphinium cardinale Gilman; 538 Los Angeles Comment
  POM199601  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  RSA394515  Delphinium cardinale V. V. Giles 1936-7-5 49 Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  SFV21407  Delphinium cardinale L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 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
  UC9227  Delphinium parishii Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCR205897  Delphinium parishii R. G. Swinney 2008-5-8 8783 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
  POM6584  Delphinium parishii subsp. parishii W. R. Dudley, F. H. Lamb 1896-06 4350 Los Angeles Kings Canyon, Liebre Mts. Comment
  SD178256  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gariel Mountains: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 395 Comment
  CAS-BOT-BC116276  Delphinium parryi subsp. parryi George B. Grant 1901-5-18 s.n. Los Angeles Los Angeles Comment
  RSA600425  Delphinium parryi subsp. parryi Steve Boyd, Lauren Raz 1997-4-30 9618 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
  RSA748186  Delphinium patens subsp. hepaticoideum Scott D. White, Justin M. Wood 2009-5-6 12663 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC906471  Delphinium patens subsp. montanum J. Ewan 1932-6-16 7265 Los Angeles creek at Barley Flats Trail Crossing; San Gabriel Mts., Tujunga Creek 1233 Comment
  UC9984  Dendromecon rigida J. H. Barber 1897-6-25 183 Los Angeles Soledad Canyon Comment
  RSA0053897  Descurainia pinnata R. G. Swinney 2010-5-11 12622 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  CAS-BOT-BC43347  Descurainia pinnata subsp. glabra Alice Eastwood 1906-6-5 210 Los Angeles Glendale. Comment
  POM188392  Descurainia pinnata subsp. glabra P. A. Munz, T. Craig 1933-5-13 12933 Los Angeles 10 miles south of Muroc Comment
  UC137116  Dicentra chrysantha C. F. Baker 1903-8-2 3459 Los Angeles near Claremont; San Antonio Canyon Comment
  CAS-BOT-BC402265  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Lowe. San Gabriel Mountains 1615 Comment
  UC440469  Dicentra ochroleuca Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  LA200923  Dichelostemma capitatum subsp. capitatum Sharon Johnston; 1957-3-13 9 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA323744  Dichelostemma capitatum subsp. capitatum F. H. Elmore 391 Los Angeles San Clemente Island. Comment
  UCSB797  Dichelostemma capitatum subsp. capitatum Haller, Norman 1953-3-28 Los Angeles 1/2 mile West of Sepulveda on Mulholland Drive, Santa Monica Mountains 457 Comment
  UC205693  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork of San Gabriel River 1981 Comment
  UCR205724  Digitaria sanguinalis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37009 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SEINET10718506  Dioscorea Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2556 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  CAS-BOT-BC150844  Diplacus puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island 100 Comment
  CAS-BOT-BC150630  Diplacus rutilus Carl B. Wolf 1936-4-24 7773 Los Angeles Base of Santa Susana Pass 365 Comment
  RSA530714  Diplotaxis tenuifolia George B. Grant 1903-1 s.n. Los Angeles Waste places, near Pasadena Comment
  LA33378  Distichlis spicata Peter H. Raven; 1959-4-4 13980 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, About houses behind point. 21 Comment
  SD30508  Distichlis spicata Edith A. Purer 1931-4-22 2043 Los Angeles Los Angeles River Comment
  SEINET4567381  Distichlis spicata G. Grant 1904-6-5 289 Los Angeles Redondo Comment
  SBBG2473  Dithyrea californica H. and M. Dearing 1933-4-9 494 Los Angeles near Palmdale Comment
  RSA461496  Dodecatheon clevelandii L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  POM3629  Dodecatheon clevelandii subsp. clevelandii George B. Grant 1904-03 s.n. Los Angeles Pasadena. Comment
  RSA461365  Dodecatheon clevelandii subsp. sanctarum Howard Mullins 1931-3-21 s.n. Los Angeles Santa Susana. Comment
  RSA650012  Drosanthemum speciosum Gene Cooper 1961-5-1 s.n. Los Angeles 137 St. Francis, San Gabriel. Comment
  UC1551975  Drymocallis glandulosa var. glandulosa Lyman Benson 1945-6-5 11753 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs); San Gabriel Mountains, Cold Springs 1371 Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  UCR137600  Dryopteris arguta R. G. Swinney 1989-11-24 1480 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA423509  Dudleya cymosa subsp. pumila L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA628823  Dudleya cymosa subsp. pumila Scott D. White, Dave Bramlet 1998-6-29 6830 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA674840  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-16 7834 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC1593826  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ne facing slope above Pebbly Beach Drive (betw Avalon Bay and Abalone Point); Santa Catalina Island Comment
  UCR153375  Dudleya lanceolata L. C. Wheeler 1967-7-6 9938 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Canyon 274 Comment
  RSA397775  Dudleya lanceolata Robert M. Perkins 1936-6-5 s.n. Los Angeles San Gabrieal River bed at Rt 66 Crossing. Comment
  RSA198835  Dudleya virens subsp. insularis R. F. Thorne 1968-5-28 37675 Los Angeles Santa Catalina Island. above mouth of Wild Boar Gully, 1 mi WNW of Salta Verde Pt. and due N of Black Ridge, 91 Comment
  RSA0069886  Dysphania botrys R. G. Swinney 2010-9-13 13816 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR273270  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  UCR258884  Echinochloa crus-galli R. G. Swinney 2010-8-16 13526 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA773527  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  CAS-BOT-BC197295  Ehrharta erecta Peter H. Raven 1956-6-15 9397 Los Angeles University of California at Los Angeles campus, Westwood, Los Angeles Comment
  RSA365463  Eleocharis montevidensis L. C. Wheeler 1934-5-14 2592 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UCR204567  Eleocharis montevidensis R. G. Swinney 2005-8-5 8384 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR162511  Eleocharis parishii Anuja Parikh, Nathan Gale 2004-9-9 2091 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  UCR153953  Elymus condensatus A. C. Sanders 2005-5-11 30195 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CAS-BOT-BC206766  Elymus glaucus subsp. glaucus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton Comment
  CATA1716  Elymus glaucus subsp. glaucus Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3057 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  RSA29890  Elymus glaucus subsp. glaucus L. C. Wheeler 1932-6-11 810 Los Angeles Thompson Wash, 2 mi. NE La Verne 374 Comment
  UCR271564  Elymus glaucus subsp. virescens R. G. Swinney 2011-6-23 15292 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA734976  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCD119203  Emmenanthe penduliflora Gerald Dickinson 1962-4-4 11 Los Angeles 1 mi. W Topanga Canyon Rd. on Mulholland Rd. Santa Monica Mts. 356 Comment
  SBBG31323  Emmenanthe penduliflora var. penduliflora R. F. Thorne with P. C. Everett 1966-5-11 Los Angeles N side of N beach of Little Harbor 15 Comment
  UCR149484  Encelia actoni Valerie Soza, L. Moore 2000-5-30 973 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  POM219969  Encelia californica F. R. Fosberg 1932-5-5 8118 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  POM123096  Endolepis covillei Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster. Comment
  RSA611348  Endolepis covillei Steve Boyd 1998-4-1 10134 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA612105  Endolepis covillei Steve Boyd, Kent Hughes 1998-5-5 10184 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
  HSC24950  Ephedra nevadensis James Henrickson 1968-4-27 2760 Los Angeles 2 mi. W of Little Rock along Hwy. 138, Mojave Desert 854 Comment
  RSA655786  Ephedra nevadensis James Henrickson 2000-4-21 20714 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. 854 Comment
  RSA0041816  Ephedra nevadensis Robert F. Thorne, Dick Tilforth 1978-6-21 52330 Los Angeles San Gabriel Mountains: N of Bob's Gap. Comment
  RSA607562  Epidendrum obrienianum Louis C. Wheeler 1965-1-15 8652 Los Angeles Los Angeles: Kerckhoff Estate, University of Southern California, 734 W. Adams Blvd. Comment
  RSA529911  Epilobium brachycarpum Tim S. Ross 1991-8-16 5819 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UCR201607  Epilobium canum Justin M. Wood 2008-11-20 239 Los Angeles San Gabriel Mountains, ANF Road (1N36)/SCE access road west of Van Tassel Canyon, above the city of Duarte 793 Comment
  CAS-BOT-BC166208  Epilobium canum subsp. canum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson, San Gabriel Mountains 1184 Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  POM2981  Epilobium canum subsp. canum Elizabeth Colson 1908-6-18 43 Los Angeles Claremont. 400 Comment
  POM308493  Epilobium canum subsp. canum Henry J. Ramsey 1937-9-2 3078 Los Angeles Angeles Crest Highway. Comment
  CAS-BOT-BC171920  Epilobium canum subsp. latifolium Fordyce Grinnell 1916-9-2 s.n. Los Angeles Near Pasadena, San Gabriel Mts. Comment
  RSA0057887  Epilobium canum subsp. latifolium Richard G. Swinney 2010-9-7 13699 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA755868  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-15 9198 Los Angeles Winston Peak. 2275 Comment
  RSA448502  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Wilson Cove, San Clemente Island. Comment
  CAS-BOT-BC167110  Epilobium ciliatum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36975 Los Angeles San Gabriel Valley: Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA547807  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Peter Fritsch 1990-6-20 3617 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA641647  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-9-4 10684 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  RSA774789  Epilobium densiflorum R. G. Swinney 2009-7-23 11389 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR270122  Epilobium glaberrimum R. G. Swinney 2010-9-9 13794 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA0058204  Epipactis gigantea Richard G. Swinney 2010-6-23 13371 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
  RSA568561  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Santa Monica. Comment
  LA94011  Equisetum laevigatum Lawrence L. Kiefer; 1962-9-23 205 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Paramount Ranch, S of Sugarloaf Peak (?). 457 Comment
  POM246806  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA684618  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 Los Angeles Middle Ranch Gorge, Santa Catalina Island. 91 Comment
  RSA684600  Equisetum laevigatum M. B. Dunkle 1931-4-22 2459 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA684728  Equisetum telmateia var. braunii L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek. Comment
  UCR241698  Eragrostis Dan S. Cooper 2012-9-6 912- 77 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  IRVC28750  Eragrostis mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25534 Los Angeles Newhall Ranch, "Potrero Mesa," north of the mouth of Potrero Canyon, above the Santa Clara River NE end of Santa Susana Mtns. 366 Comment
  UCR277060  Eragrostis mexicana R. G. Swinney 2011-9-22 15664 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  POM352253  Eragrostis pectinacea Robert M. Perkins 1936-5-26 179 Los Angeles West L.A. Comment
  RSA421756  Eremocarpus setiger F. R. Fosberg 1931-4-23 S- 4698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  RSA600990  Eremocarpus setiger L. C. Wheeler 1967-6-26 9886 Los Angeles Elsmere Canyon. 441 Comment
  RSA657156  Eremocarpus setiger Joseph M. Keefe 2001-1-19 30911 Los Angeles Along footpath between Betty Place and intersection of Upperton Avenue and Buena Vista Terrace and Nolden Street; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles; 90042. 244 Comment
  UC868828  Eremocarpus setiger F. R. Fosberg 1931-7-11 S 5383 Los Angeles Cape Canyon Santa Catalina Island (middle) 220 Comment
  CAS-BOT-BC162727  Eremothera boothii subsp. decorticans Peter H. Raven 1962-5-15 17529 Los Angeles Bouquet Canyon Comment
  CAS-BOT-BC162890  Eremothera boothii subsp. desertorum J. H. Thomas 1949-4-24 472 Los Angeles About 2 miles north of Lancaster Comment
  UCR193668  Eriastrum R. G. Swinney 1999-6-28 7423 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SEINET12326637  Eriastrum densifolium E. F. Sprague 1968-1 s.n. Los Angeles At Vincent junction on Hwy 14 and N3, S of Palmdale Comment
  UC167107  Eriastrum sapphirinum Geo. B. Grant 1901-1 Los Angeles Santa Monica Range Comment
  SBBG44377  Eriastrum sparsiflorum G. Sphon, D. Hearn 1956-5-30 15 Los Angeles Black Butte Comment
  SD112585  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-5 1532 Los Angeles North face of San Gabriel Mountains. 1525 Comment
  POM359327  Ericameria cuneata var. cuneata Albert J. Perkins 1931-9-22 14984 Los Angeles Eaton Canyon, Sierra Madre Mts. Comment
  RSA590070  Ericameria linearifolia Orlando Mistretta 1994-3-30 984 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  UC1118763  Ericameria linearifolia W. T. Murphy 1928-4-10 Los Angeles near Acton; Tujunga Quadrangle 822 Comment
  UCR209451  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-10-10 9554 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR259649  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-7 13676 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
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Oct 12 2018
  UC205590  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 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
  RSA748458  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-18 8058 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  UC203165  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-27 10580 Los Angeles near Lancaster; Dry Lake Comment
  UC1118799  Ericameria parishii var. parishii J. S. Horton 1934-10-23 Los Angeles Bell Canyon Angeles National Forest, Pomona Quad., Bell Canyon 853 Comment
  CAS-BOT-BC293146  Ericameria pinifolia F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UCSB27637  Ericameria pinifolia Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road .2 miles north of Prospect Campground 762 Comment
  RSA774795  Erigeron foliosus R. G. Swinney 2009-7-29 11404 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR192817  Erigeron foliosus Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  CAS-BOT-BC296209  Erigeron foliosus var. foliosus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UC485180  Erigeron foliosus var. foliosus Katharine Brandegee Los Angeles Ravenna Comment
  UC527251  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles near bridge on road from Tujunga to San Fernando; Pacoima Wash Comment
  POM357477  Erigeron foliosus var. stenophyllus Robert Gustafson 1978-6-21 1026 Los Angeles Lower Hungry Valley, near the Canada de Los Alamos, about 4 mi. south of Gorman. 915 Comment
  SEINET8667305 Image available Erigeron foliosus var. stenophyllus G. B. Grant 412 a Los Angeles Monrovia Comment
  UC1124339  Eriodictyon crassifolium G. T. Nordstrom 1935-1-8 305 Los Angeles 4 mi e Bear Mtn.; Tejon Quad., e of Bear Mtn. Comment
  RSA401526  Eriodictyon crassifolium var. nigrescens Robert M. Perkins 1936-5-3 159 Los Angeles San Gabriel Canyon. Comment
  SEINET4344733  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-4-21 1752 Los Angeles San Gabriel Mountains, summit of Johnstone Peak Comment
  UCR277139  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-29 13246 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  RSA0092458  Eriodictyon parryi R. G. Swinney 2011-5-31 14913 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA0047416  Eriodictyon trichocalyx R. G. Swinney 2010-5-12 12702 Los Angeles 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
  SEINET6067859  Eriogonum angulosum Steve Boyd 1996-10-8 9025 Los Angeles Liebre Mtns. region, hills at E edge of Mint Canyon Comment
  UCSB6812  Eriogonum baileyi Hoffmann, Ralph 1927-6-14 Los Angeles Palmdale Comment
  UC634602  Eriogonum brachyanthum Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  UCR127658  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  CAS-BOT-BC241898  Eriogonum cinereum Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  CLARK-A1528-3665  Eriogonum cinereum John C. Roos 1942-9-26 1727 Los Angeles Santa Monica Comment
  POM265634  Eriogonum cinereum J. C. Roos 1942-9-26 1727 Los Angeles Sea bluffs, Santa Monica. Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  SD31214  Eriogonum cinereum Edith A. Purer 1932-8-31 4867 Los Angeles Palos Verdes Hills Comment
  UC990943  Eriogonum cinereum D. F. Howe 1951-10-7 Los Angeles La Flores Canyon Santa Monica Mts., La Flores Canyon Comment
  IRVC29287  Eriogonum cithariforme Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 N side of Santa Susana Mtns. 305 Comment
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  CAS-BOT-BC242780  Eriogonum davidsonii Frank W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. Comment
  JEPS56689  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-3 8396 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  RSA641381  Eriogonum davidsonii Orlando Mistretta 1995-6-23 1826 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  UCR194356  Eriogonum davidsonii R. G. Swinney 1998-9-4 6917 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR276716  Eriogonum davidsonii R. G. Swinney 2010-9-21 13866 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR239040  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3250 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.7 km west of State Hwy 14, 2.2 km southwest of California Aqueduct, under power lines 1150 Comment
  RSA755614  Eriogonum elongatum R. G. Swinney 2008-9-9 9324 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA292657  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  RSA0035186  Eriogonum fasciculatum James S. Burns 1992-5-11 13 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  SEINET11930595  Eriogonum fasciculatum D. P. Reagan 1974-1 4 Los Angeles Cherry Canyon, approx 5 mi N of Castaic Comment
  RSA0091510  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-10 15744 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  OBI11111  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles Santa Monica Mts 335 Comment
  SD31177  Eriogonum fasciculatum var. fasciculatum Edith A. Purer 1931-3-28 Los Angeles Palos Verdes Hills Comment
  POM306265  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1413 Los Angeles North Craig Ave., Altadena. Comment
  CAS-BOT-BC250114  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson. San Gabriel Mountains Comment
  UCR147775  Eriogonum fasciculatum var. polifolium Valerie Soza, Et al. 2000-6-29 1045 Los Angeles Liebre Mountains, Jct. of Old Ridge Rte. (FSR 8N04) and road to summit of Liebre Mountain (FSR 7N23) 1189 Comment
  CAS-BOT-BC250315  Eriogonum giganteum var. formosum Steven A. Junak 1997-10-20 SCI- 972 Los Angeles San Clemente Island: E side of island, just inland from mouth of Thirst Canyon, on elevated part of canyon bottom 6 Comment
  SD21296  Eriogonum giganteum var. giganteum Norman E. Bilderback 1938-4-17 Los Angeles Avalon Comment
  CAS-BOT-BC261094  Eriogonum gracillimum James L. Reveal 1976-5-23 4446 Los Angeles Along 10th West between G and H streets in Lancaster Comment
  RSA708719  Eriogonum gracillimum Scott D. White, Andrea Warniment 2005-9-13 11223 Los Angeles Tehachapi Mountains: Slopes and plateaus west of Oso Canyon, ca. 1-2 air miles N of Quail Lake. 1067 Comment
  RSA5790  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 1619 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station. 1067 Comment
  RSA766472  Eriogonum kennedyi var. alpigenum Joseph A. Ewan 1934-8-9 8407 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  RSA0040524  Eriogonum microtheca var. johnstonii Orlando Mistretta 1995-12-12 1954 Los Angeles Transverse Ranges; San Ganbriel Mountains region: Little Rock Creek Canyon. 1741 Comment
  UC1408955  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1973-4-20 43000 Los Angeles 1 mi n Bob's Gap (3.2 mi s of Llano; n slope of Holcomb Ridge); San Gabriel Mts., Mojave Desert slope, Holcomb Ridge 1143 Comment
  RSA0042749  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA249756  Eriogonum nidularium Robert F. Thorne 1973-5-11 43466 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
  LA206952  Eriogonum nudum var. pauciflorum H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  JEPS97057  Eriogonum nudum var. pauciflorum unknown 1928-7-9 Los Angeles Pine Canyon northern Los Angeles Co. Comment
  RSA293344  Eriogonum plumatella C. W. Tilforth, Dorothy Tilforth 1981-8-27 2144 Los Angeles 3 miles west of Pearblossom along Hwy 138. 915 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  RSA524638  Eriogonum roseum Tim S. Ross, S. D. Boyd 1990-6-6 2813 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA580099B  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-9-21 8310 Los Angeles Liebre Mountain: southwesterly slope at the west end of the mountain, along Forest Service Road 7N32, ca 1080 m SW of Sandberg Triangulation Point (5345-ft) 1471 Comment
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  RSA424910A  Eriogonum saxatile Thekla Mohr 1915-1 1508 Los Angeles North Fork, San Gabriel River. Comment
  RSA293403  Eriogonum umbellatum var. minus Reino Alava, R. C. Bacigalupi 1958-7-20 2223 Los Angeles San Gabriel Mountains, Angeles Crest Highway (California Highway No. 2), west of Dawson Saddle, south of Mt. Lewis, Angeles National Forest 2430 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  UCR43306  Eriogonum umbellatum var. subaridum David Charlton 1986-6-15 236 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SBBG163  Eriogonum viridescens R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  RSA766466  Eriogonum wrightii Joseph A. Ewan 1930-6-24 2678 Los Angeles Mt. Islip trail to windy camp 2134 Comment
  CAS-BOT-BC265001  Eriogonum wrightii var. subscaposum F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1794 Comment
  UC6546  Eriogonum wrightii var. subscaposum Dr. A. Davidson 1892-1 Los Angeles Wilson's Peak Comment
  HSC5617  Eriophyllum confertiflorum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  SDSU4090  Eriophyllum confertiflorum H. Wedberg 1966-4-3 1181 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  SBBG12000  Eriophyllum confertiflorum var. confertiflorum A. C. Sanders 2003-3-14 25761 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  UC1118341  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-3-25 404 Los Angeles 1.75 mi se of mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle 792 Comment
  SD37563  Eriophyllum confertiflorum var. trifidum Edith A. Purer 1935-5-11 6546 Los Angeles Hillside, Malibou Lodge Road, Santa Monica Mountains. Comment
  POM358114  Eriophyllum pringlei S. B. Parish, Louis Greata 1901-05 s.n. Los Angeles Beauchamps, Mojave Desert. [Burcham's, = Las Flores Ranch near Mojave River] Comment
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Sep 14 2019
  RSA0108897  Eriophyllum pringlei Richard G. Swinney 2011-4-1 14304 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
  UCR100615  Erodium B. G. Pitzer 1996-5-5 2847 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA584173  Erodium botrys Tim S. Ross 1990-5-15 2533 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
  RSA656865  Erodium botrys Joseph M. Keefe 2001-1-24 31019 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SEINET12182128  Erodium botrys J. F. Bright, Wyman, C. 1933-1 8368 Los Angeles San Fernando Valley Comment
  RSA0053879  Erodium cicutarium R. G. Swinney 2010-5-11 12630 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA670160  Erodium cicutarium Joseph M. Keefe 2001-3-19 31173 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  UCR260392  Erodium cicutarium R. G. Swinney 2010-2-27 11667 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
  UCR274992  Erodium cicutarium Michael Honer, Mary Ann Hasskamp 2006-4-19 2211 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA0031724  Erodium cicutarium Paul Neipp 1994-4-14 7 Los Angeles Ranger Station on San Dimas Canyon Rd. Directly west of San Dimas. Comment
  SBBG38943  Erodium moschatum E. R. Blakley 1963-4-10 5608 Los Angeles 1 mi S of Avalon, on ridge 30 Comment
  RSA654335  Erodium moschatum Benjamen Rangel 1992-4-11 777 -03 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  UCR223202  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SDSU2408  Erysimum capitatum var. capitatum D. F. Howe 1947-3-23 1521 Los Angeles Beach at El Segundo. Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  SEINET7063572  Eschscholzia caespitosa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  RSA433654  Eschscholzia californica Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC403166  Eschscholzia californica D. W. Kyhos 1962-3-15 62 -33 Los Angeles Point Dume Comment
  OBI11790  Eschscholzia californica Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts, 1 mi S of Tejon Pass on Hungry Valley Rd 1280 Comment
  SD132617  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles San Clemente Island; east side of island, Wilson Cove. Comment
  SD31194  Eschscholzia californica Edith A. Purer 1931-4-28 1760 Los Angeles Palos Verdes Hills. Comment
  CAS-BOT-BC92211  Eschscholzia ramosa Geo. B. Grant 1872-3-4 2254 Los Angeles Isthmus. Comment
  CATA438  Eschscholzia ramosa Sara L. Crockett, Mark Elvin 1997-3-17 577 Los Angeles Santa Catalina Island: Small ravine to S of SE-trending ridge, overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  UCR178042  Eucalyptus globulus LeRoy Gross 2003-1-25 687 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 610 Comment
  CATA1454  Eucrypta chrysanthemifolia Mark L. Hoefs, Robert F. Thorne 1996-4-6 2636 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA425056  Eucrypta chrysanthemifolia Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  UCR200024  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Mariam Sidibeh 2003-3-26 1599 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  UC1183601  Eulobus californicus Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon Rd 2.5 mi sw Decker Fire Station Comment
  LA201912  Euphorbia lathyris Arthur C. Gibson; 2003-6-14 4978 Los Angeles Simi Hills, NW corner of Box Canyon Rd. at Valley Circle Blvd, opposite Chatsworth Reservoir, new Chatsworth Lake Manor Comment
  UCD142469  Euphorbia peplus Robert F. Thorne 1970-3-6 39415 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 15 Comment
  IRVC26352  Euphorbia polycarpa A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26047 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  PASA2704  Eurotia lanata Margaret Stason 1930-5-18 Los Angeles Near Lancaster Comment
  LA200268  Euthamia occidentalis Jonathan Sauer; Frank Almeda 1975-10-23 5748 Los Angeles Santa Monica Mountains, Arroyo Sequit, University Santa Monica Reserve, 4.5 mi. inland from Leo Carillo Beach 213 Comment
  RSA701204  Feijoa sellowiana Kenneth Kingrey 1938-4-14 s.n. Los Angeles Busch Gardens. Comment
  UCR210159  Festuca R. G. Swinney 2008-7-24 9357 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  LA200949  Festuca elmeri Peter H. Raven; 1960-5-15 15364 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road 2.7 mi. W of Rambla Pacifica. 426 Comment
  CATA1574  Festuca myuros Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2843 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  UCR265530  Festuca myuros Dan S. Cooper 2015-3-28 315- 31 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, just north of observatory 335 Comment
  SBBG98679  Festuca perennis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5074 Los Angeles lower Wilson Cove Cyn, draw SW of and above pier operations 15 Comment
  LA33400  Festuca pratensis R. L. Armacost; 1957-6-12 869 Los Angeles near S Cloverfield Blvd, Santa Monica Comment
  UCR225180  Ficus carica Steve Boyd, Rick Riefner 2007-4-27 11746 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
  RSA644026  Filago californica Steven A. Junak 1978-4-15 SCa- 2 Los Angeles Santa Catalina Island. South side of creek near Cherry Valley Boy Scout Camp, lower Cherry Valley. 7 Comment
  RSA678211  Filago californica Valerie L. Soza, LeRoy Gross 2001-4-18 1137 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons. 671 Comment
  RSA587160  Filago californica Orlando Mistretta 1995-4-28 1652 F Los Angeles San Gabriel Mountains; Kitter Canyon. Slopes W. of main canyon. 1280 Comment
  SD107807  Foeniculum vulgare Larry DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island: Wilson Cove at barracks area Comment
  JEPS42932  Forestiera pubescens Frank W. Peirson 1919-6-13 483 Los Angeles Rock Creek; San Gabriel Mountains 1295 Comment
  RSA730304  Forestiera pubescens R. G. Swinney 1999-6-18 7304 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UC22587  Forestiera pubescens J. Burtt Davy May 9 1896-May 24 1896 2635 Los Angeles Leonis Valley; Antelope Valley Comment
  LA207731  Frangula californica subsp. californica Joseph Andorfer Ewan; 1933-7-23 1463 Los Angeles San Gabriel Mountains, near spring at E end of Barley Flats 1523 Comment
  LA52239  Frangula californica subsp. californica E. Lloyd; 1933-3-25 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SBBG26943  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Apr-1929 4442 Los Angeles Mandeville Cyn 200 Comment
  SD112054  Frankenia salina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Little Harbor. Comment
  CAS-BOT-BC217367  Frasera neglecta A. D. E. Elmer 1902-6-1 3609 Los Angeles Mt. Gleason, Acton Comment
  UCR151241  Frasera neglecta L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns, Divide between W Fork Bear Creek and Devils Canyon 1799 Comment
  RSA0003730  Frasera neglecta H. M. Hall 1900-6-3 1495 Los Angeles Swarthout Canyon, San Antonio Mts. 2073 Comment
  RSA0135518  Frasera neglecta Janell Cassianni 2007-06 5 Los Angeles Chilao / Horse Flats. Comment
  CAS-BOT-BC223424  Fraxinus dipetala Cecil Hart 1927-4-10 s.n. Los Angeles Ridge Route to Lancaster Comment
  RSA121933  Fraxinus dipetala A. D. Gifford 1935-4-14 579 Los Angeles 2 1/2 miles E. of Whitaker Pk. 915 Comment
  UC1175004  Fraxinus dipetala P. C. Everett and E. K. Balls 1959-6-29 23869 Los Angeles 2 mi from Seminole Hot Springs; Santa Monica Mts. 487 Comment
  CAS-BOT-BC211011  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  SBBG119976  Fraxinus velutina A. C. Sanders, M. A. Elvin, A. Parikh, N. Gale 2003-4-30 26231 Los Angeles Castaic, S side of Lake Hughes Rd near Ridge Route, W of Castaic Crk, Newhall Ranch property 351 Comment
  UCD139669  Fritillaria biflora Daryl Koutnik 1978-3-24 153 Los Angeles west side of Decker Road, south of Carlisle Road in burned area. 350 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
  UCR193149  Fritillaria pinetorum R. G. Swinney 1999-8-9 7610 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  RSA0119762  Funastrum cynanchoides var. hartwegii R. G. Swinney 2014-5-27 16648 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  UC1922316  Galium angustifolium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  UCR280806  Galium angustifolium Mitch Provance 2017-6-29 617- 48 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  CAS-BOT-BC499140  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 b Los Angeles San Gabriel Mountains. Mt. Wilson Rd, N of junction with Mt. Lowe Rd. 1569 Comment
  RSA524968  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA545320  Galium angustifolium subsp. angustifolium Tim S. Ross 1992-5-17 6343 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  UCR177309  Galium angustifolium subsp. angustifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1029 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  RSA529208  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5608 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  LA33611  Galium aparine Peter H. Raven; 1959-4-4 13949 Los Angeles SANTA MONICA MOUNTAINS, Point Dume Natural Preserve, just E of Zuma Beach. 15 Comment
  POM367618  Galium aparine L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  RSA569916  Galium aparine Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4827 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA0016925  Galium aparine Roxanne Smith 1991-5-12 28 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  UC57536  Galium catalinense Geo. B. Grant 1901-4-1 3762 Los Angeles bluffs along shore Santa Catalina Island Comment
  RSA678468  Galium catalinense subsp. acrispum Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 159 Los Angeles San Clemente Island. 3rd canyon south of Bryce Comment
  UCR150587  Galium hallii Orlando Mistretta 1994-8-4 1453 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Horse Canyon shooting area 2972 Comment
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Apr 23 2019
  JEPS21694  Galium johnstonii Rimo Bacigalupi with R. Alava 1958-7-20 6408 Los Angeles close to Angeles Crest Hwy (Calif. Hwy 2) Charlton Flat (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  RSA614647  Galium johnstonii R. G. Swinney 1994-6-12 2938 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  UCR11946  Galium nuttallii P. H. Raven 1960-5-15 15367 Los Angeles Santa Moncia Mtns., Piuma Road, 2.7 mi east of Rambla Pacifica 427 Comment
  RSA329564  Galium nuttallii Gary D. Wallace 1966-3-18 173 Los Angeles Along the coast. W of Malibu. Point Dume at West Beach. Comment
  CATA1041  Galium nuttallii subsp. insulare Mark L. Hoefs 1995-5-10 1967 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CATA938  Galium nuttallii subsp. insulare Mark L. Hoefs, Robert Given 1992-4-16 1801 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  LA208433  Galium nuttallii subsp. nuttallii John Thomas Howell; 1929-3-2 4101 Los Angeles San Gabriel Mountains, San Gabriel Wash, 2 mi S of Azusa Comment
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Jul 28 2014
  LA51406  Galium nuttallii subsp. nuttallii Peter H. Raven; 1960-5-15 15367 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road 2.7 mi. W of Rambla Pacifica. 426 Comment
  RSA585533  Galium porrigens var. porrigens Tim S. Ross 1992-4-21 6225 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  POM367827  Galium trifidum var. pacificum Louis Greata 1900-8-26 s.n. Los Angeles Cienega, L.A. Comment
  RSA0009181  Galvezia speciosa Tim S. Ross 1991-5-21 5429 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of the island 343 Comment
  SBBG19183  Gambelia speciosa C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  RSA0115752  Gamochaeta pensylvanica R. G. Swinney 2011-3-29 14246 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
  SD237321  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  RSA597563  Garrya flavescens Tim S. Ross 1990-6-22 3756 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA391434  Garrya veatchii F. H. Elmore 1936-1-12 s.n. Los Angeles Switzer's Camp Comment
  RSA251485  Gastridium phleoides R. F. Thorne 1973-4-11 42817 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  CAS-BOT-BC278705  Gastridium ventricosum E. R. Blakley 1962-6-9 5209 Los Angeles Between Triangulation Points Chinety and Rest, above Mosquito Cove. San Clemente island 335 Comment
  SD69607  Gaura drummondii Robert F. Thorne 1966-6-1 36478 Los Angeles Santa Catalina Island; Avalon. 29 Comment
  SEINET10491748  Gayophytum diffusum Thorne 1969-7-10 THORNE 38392 Los Angeles San gabriel mts., Angeles national forest; dry, sunny slope at mescal creek play area. 2027 Comment
  UCR272955  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA230061  Gayophytum heterozygum Robert F. Thorne 1971-6-26 40592 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  RSA330780  Gayophytum heterozygum Wayen E. Sawyer 1981-8-30 141 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and juction of CA Hwy 39, 3.1 mi from Dawson Saddle. 2226 Comment
  CATA68  Genista monspessulana Peter Henrikson 1987-4-13 52 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  RSA390992  Geranium carolinianum Geo. L. Moxley 1913-1 251 Los Angeles Annandale Comment
  RSA587750  Gilia T. S. Ross 1991-4-27 4624 -b Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA470072  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1932-5-17 724 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  RSA72318  Gilia aliquanta subsp. aliquanta F. W. Peirson 1926-5-8 6730 Los Angeles Road to Los Angeles County playgrounds about 1/4 mile from Rock Creek north slope of San Gabriel Mtns. 1250 Comment
  RSA470118  Gilia angelensis F. R. Fosberg 1931-4-15 S- 4635 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SD52974  Gilia angelensis Peter H. Raven 1962-3-27 17000 Los Angeles Palos Verdes Hills along Palos Verdes Drive, 1.4 miles east of Portugese Bend. Comment
  UCR215972  Gilia angelensis R. G. Swinney 2005-4-30 8228 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  RSA470100  Gilia angelensis Donald R. Bissing 1973-5-18 91 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  RSA78148  Gilia angelensis Verne Grant 1953-5-2 18437 Los Angeles Santa Catalina Island. On headland south of mouth of Gallagher Canyon. 46 Comment
  UCR197775  Gilia brecciarum subsp. brecciarum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 15 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
  SFV16004  Gilia brecciarum subsp. neglecta C. L. Michaels 1994-4-13 s. n. Los Angeles San Gabriel Mountains Gorman. CA State Highway 138, 0.7 miles from Gorman Post Road. Comment
  SEINET14642418  Gilia capitata subsp. abrotanifolia H. M. Halol 1902-5-1 3059 Los Angeles Near Elizabeth Lake. Comment
  RSA775870  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-5-26 5205 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  SD231379  Gilia latiflora subsp. davyi Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 90 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. Comment
  RSA469405  Gilia latiflora subsp. davyi A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-west of Gorman. Comment
  RSA600061  Gilia latiflora subsp. latiflora Steve Boyd, Lauren Raz 1997-5-20 9816 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  UC52362  Gilia latiflora subsp. latiflora H. M. Hall 1902-5-3 3045 Los Angeles Rock Creek Antelope Valley, Rock Creek Comment
  RSA340992  Gilia leptantha subsp. transversa Verne Grant, Alva Grant 1959-1 10175 Los Angeles Little Rock Comment
  RSA0083772  Gilia minor J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  UC52856  Gilia minor J. Burtt Davy May 9 1896-May 24 1896 2207 Los Angeles Antelope Valley Comment
  RSA730075  Gilia modocensis R. G. Swinney 1999-5-22 7189 Los Angeles East fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR256201  Gilia modocensis R. G. Swinney 2010-5-19 12838 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 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
  SD66836  Gilia nevinii R. Mitchel Beauchamp 1967-3-17 247 Los Angeles San Clemente Island, on slope east of Wilson Cove. Comment
  UCSB28037  Gilia ochroleuca Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  CAS-BOT-BC402007  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake Region 975 Comment
  SBBG58387  Gilia ochroleuca subsp. bizonata R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UCR124249  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns, Foothills of the mountains: 2 mi NE of Vincent 991 Comment
  CAS-BOT-BC402072  Gilia ochroleuca subsp. vivida John Thomas Howell 1947-7-18 23405 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UC52479  Gilia ochroleuca subsp. vivida H. M. Hall Jun 3 1900-Jun 6 1900 1534 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon (San Antonio Mountains, Southern California) 2072 Comment
  UC879940  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  RSA649819  Gnaphalium californicum Matt Brooks 1988-4-15 11 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  RSA430478  Gnaphalium microcephalum A. C. Sanders 1987-9-18 7378 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  UCR270916  Gnaphalium microcephalum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14328 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0108879  Gnaphalium palustre R. G. Swinney 2010-1-1 13148 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR214667  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA645549  Goodmania luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edg of Edwards AFB. 701 Comment
  SD30782  Grindelia camporum Edith A. Purer 1931-3-12 Los Angeles Near Palos Verdes Hills. Comment
  SD44968  Grindelia camporum Darley F. Howe 1952-6-15 2226 Los Angeles Santa Monica Mountains. Comment
  RSA430024A  Guillenia lasiophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  RSA584311  Guillenia lasiophylla Timothy S. Ross, Steve Boyd 1991-3-23 4276 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA594208  Gutierrezia californica Steve Boyd, Lauren Raz 1996-10-14 9091 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  RSA640647  Hazardia cana Steven A. Junak 1996-10-1 SCI- 693 Los Angeles San Clemente Island: middle portion of Horse Canyon, 1.2 miles SW of Thirst Peak. 372 Comment
  POM4759  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles San Antonio Cayon [canyon] near Claremont. Comment
  SBBG31154  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36242 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  UC1587565  Hazardia squarrosa var. grindelioides Tim Ross 1991-9-2 5908 Los Angeles near Mulholland Highway x Yerba Buena Road; Triunfo Pass 7.5' quadrangle, Santa Monica Mountains 472 Comment
  SEINET10910221  Hedera helix David B. Dunn 1971-8-11 Dunn 18098 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  UCSB42209  Hedypnois cretica Roos, Alfred 1954-5-17 Los Angeles Near North Kenmore and Oakdale Streets, Hollywood Comment
  UC1922234  Hedypnois rhagadioloides Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 879 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road. Near 34deg 12' 27.6'' N 118deg 14' 42.3'' W T2N R13W SW/4, SE/4 sec. 33. Elev. 1200 Feet. Comment
  RSA609077  Helianthemum scoparium L. C. Wheeler 1932-6-4 807 Los Angeles Live Oak Canyon 518 Comment
  RSA441792  Helianthemum scoparium var. vulgare Anstruther Davidson 1889-09 s.n. Los Angeles E. Los Angeles Comment
  POM31210  Helianthus annuus var. lenticularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  POM122183  Helianthus gracilentus Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  UCR142902  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-7-6 892 Los Angeles San Gabriel Mtns., road along west side of San Antonio Canyon, north of Claremont 1220 Comment
  RSA177781  Heliotropium curassavicum var. oculatum R. F. Thorne, P. Everett 1965-5-11 34558 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  SFV12417  Helminthotheca echioides D. L. Koutnik 1978-6-24 551 Los Angeles San Dimas. Way HIll along Gladstone Ave. 305 Comment
  RSA598393  Hemizonia clementina J. P. Rebman, Dunn 1993-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 25 Comment
  POM360275  Hemizonia fasciculata Anstruther Davidson 1908-6-7 1796 Los Angeles Hollywood. Comment
  RSA3734  Hemizonia fasciculata Peter H. Raven 1962-5-7 17576 Los Angeles San Clemente Island, Wilson Cove 46 Comment
  UCR71164  Hesperocnide tenella Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point 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
  RSA0072416  Heteromeles arbutifolia M. E. Siqueiros D. 1997-3-19 4381 Los Angeles Bernard Field Station of the Claremont Colleges. NW corner of Mills Ave. and Foothill Blvd. SE of Phake Lake. 412 Comment
  RSA654266  Heteromeles arbutifolia Monica Acosta 1998-5-25 20 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  UC1204764  Heteromeles arbutifolia Huron H. Smith 1912-7-2 74236 Los Angeles Santa Catatlina Island; White's Beach 24 Comment
  UCR212809  Heteromeles arbutifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1820 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 401 Comment
  RSA0072431  Heteromeles arbutifolia R. G. Swinney 1989-11-24 1490 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. On Big Dalton Canyon Road, 1.5 miles NE of Glendora Mountain Road. Comment
  SD79059  Heteromeles arbutifolia var. macrocarpa R. M. Beauchamp 1966-8-9 56 Los Angeles Santa Catalina Island: South slope above road between the Isthmus and Fourth of July Cove Comment
  RSA0074472  Heterotheca fastigiata I. M. Johnston 1917-8-21 1701 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2134 Comment
  CAS-BOT-BC318852  Heterotheca grandiflora Carl B. Wolf 1932-5-10 3507 Los Angeles Avalon Canyon above the last almond orchard, Santa Catalina Island 121 Comment
  UC481027  Heterotheca grandiflora C. F. Millspaugh 1920-1-1 4494 Los Angeles Descanso Canyon Santa Catalina Island, Descanso Canyon Comment
  IRVC27452  Heterotheca sessiliflora A. C. Sanders, Mark A. Elvin 2002-8-28 25600 Los Angeles Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns. 360 Comment
  RSA471606  Heterotheca sessiliflora subsp. echioides F. R. Fosberg 1930-7-3 3101 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 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
  CAS-BOT-BC48168  Heuchera elegans Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe Comment
  CAS-BOT-BC48169  Heuchera elegans Robert F. Thorne 1971-8-25 41284 Los Angeles San Gabriel Mts., Angeles National Forest: Along trail from Windy Gap to Mt. Hawkins on rocky ridge. 2438 Comment
  RSA782216  Hirschfeldia incana R. G. Swinney 2009-8-25 11498 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CLARK-A1528-2783  Hoffmannseggia densiflora John C. Roos 1947-5-11 3607 Los Angeles Monterey Park Comment
  UC1348882  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles in Descanso Canyon 1/4 way down from head at Airport Road to mouth, Santa Catalina Island Descanso Canyon; Santa Catalina Island, Descanso Canyon 228 Comment
  UCR272943  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-8-5 15600 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
  RSA87063  Hordeum brachyantherum F. W. Peirson 1918-4-28 1606 Los Angeles Road east and south of El Monte. Comment
  RSA779998  Hordeum murinum R. G. Swinney 2009-4-7 10281 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  SFV21389  Hordeum murinum subsp. glaucum L. Gross, J. Gross, J. Gross, Jr., M. Gross 2002-4-27 532 a Los Angeles San Gabriel Mountains West Fork San Gabriel River, Valley Forge Campground. 1057 Comment
  LA14696  Hordeum murinum subsp. glaucum Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  CAS-BOT-BC532285  Horkelia cuneata var. puberula Geo B. Grant 1902-5-1 599 Los Angeles Garvanza Comment
  CAS-BOT-BC532295  Horkelia cuneata var. puberula Alice Eastwood 1928-6-15 15399 Los Angeles Claremont Comment
  UCD170960  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCSB3157  Hosackia oblongifolia Wedberg, H. 1958-7-3 Los Angeles 5 miles below Crystal Lake, San Gabriel Mtns. Comment
  POM156537  Hulsea heterochroma L. R. Abrams 1902-7-1 2629 Los Angeles Near summit of Mt. Wilson 1737 Comment
  RSA588639  Hulsea vestita subsp. gabrielensis Orlando Mistretta 1994-5-31 1269 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UCR185165  Hulsea vestita subsp. gabrielensis Naomi Fraga, B. Hogshead 2006-5-31 1684 Los Angeles San Gabriel Mountains, Along the Santa Clara Divide Road, between Indian Canyon and North Fork Station Comment
  CDA37880  Hydrilla verticillata CDFA Staff 1980-1 s.n. Los Angeles Miller Water Gardens, San Gabriel. 0 Comment
  POM289685  Hypochaeris glabra George B. Grant 1906-4-12 s.n. Los Angeles Pasadena. Comment
  POM361213  Hypochaeris glabra Donald R. Bissing 1973-6-2 146 Los Angeles Evey Canyon; in open grassy area beside road 0.3 miles from canyon mouth; 720 Comment
  RSA770893  Hypochaeris glabra R. F. Thorne 1965-5-10 34506 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  UCD150978  Hypochaeris glabra D. S. Park 2010-4-29 64 Los Angeles Wildwood Canyon, trailside. Growing on hillside 30 degree gradient. 447 Comment
  UCR214641  Hypochaeris glabra A. C. Sanders, Dan S. Cooper 2010-3-12 37375 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0127207  Hypochaeris glabra Louis C. Wheeler 1967-7-15 10010 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SEINET3831358  Imperata brevifolia Louis C. Wheeler 1964-1 8424 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  CATA2007  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge 387 Comment
  UCR16185  Isomeris arborea Sue Freeman 1966-4-10 s.n. Los Angeles Transverse Range; Santa Susana Mountains, above Gavin Creek, about 5 mi north of the jct of Foothill Blvd in San Fernando and Hwy 99; 20 yards from hwy. Comment
  SEINET11987370  Isomeris arborea L. J. Mayer, Mayer, I. J. 1974-1 154 Los Angeles On N. side of Bouquet Canyon Rd., ca 1-1/2 mi NE of its intersection with Vasquez Canyon Rd Comment
  RSA167619  Juglans californica Peter H. Raven, Robert Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SDSU6894  Juglans californica D. F Howe 1947-3-22 1519 Los Angeles Topango canyon about one mile from coast. Comment
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May 22 2014
  SD237488  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37166 Los Angeles San Gabariel Valley: Arroyo Hondo, near the shooting range, 0.42 mi. due W of Rosemead Blvd., 0.26 mi. due S of Hwy 60 (El Monte 7.5'Q) 64 Comment
  UCR204752  Juncus R. G. Swinney 2005-8-9 8426 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CATA1141  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-23 2132 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR270449  Juncus bufonius var. bufonius R. G. Swinney 2011-6-30 15410 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA737154  Juncus dubius Scott D. White, Justin M. Wood 2008-10-7 12553 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA594667  Juncus macrophyllus L. C. Wheeler 1967-7-30 10285 Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  UCR191279  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  CATA755  Juncus mexicanus Mark L. Hoefs 1991-5-22 1284 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  IRVC5043  Juncus mexicanus H. J. Thompson 1959-5-31 2052 Los Angeles East of junction of Latigo Canyon Road and Mulholland Highway, roadside ditch. 518 Comment
  RSA0115840  Juncus mexicanus Steven A. Junak 1999-7-15 SCa- 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from SCa-1027. 243 Comment
  RSA158262  Juncus patens Peter H. Raven 1962-7-11 18004 Los Angeles upper reaches of canyon south of Lemon Tank, San Clemente Island Comment
  SD227688  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Big Tujunga wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UCR189860  Juncus saximontanus R. G. Swinney 1998-7-10 6410 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  CATA1383  Juncus textilis Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2506 Los Angeles Santa Catalina Island: Just below lower Bulrush Reservoir 281 Comment
  RSA589070  Juncus tiehmii Orlando Mistretta 1994-6-6 1335 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  JEPS48226  Juniperus californica Frank W. Peirson 1919-5-10 427 Los Angeles Arraster Creek San Gabriel Mountains, Arraster Creek 853 Comment
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Aug 21 2014
  RSA223788  Juniperus californica E. C. Twisselmann 1970-9-8 17496 Los Angeles Antelope Valley: Avenue C 0.2 mile east of Highway 14 747 Comment
  RSA587386  Juniperus californica Orlando Mistretta 1992-5-8 283 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  LA51896  Keckiella cordifolia N. M. Gauss; 1961-5-14 23 Los Angeles 344 Comment
  LA51916  Keckiella cordifolia A. Handschiegel; June 1925 sn Los Angeles 259 Comment
  NY790236  Keckiella cordifolia T. S. Ross 1993-4-22 6914 Los Angeles SANTA CATALINA ISLAND: southwest part of the island in Bullrush Canyon; along old dirt road (no longer maintained) that ascends the ridge to the north and drops to Thompson Dam; Santa Catalina South USGS 7.5' quad. 236.2 Comment
  RSA150681  Keckiella cordifolia Peter H. Raven 1962-5-10 17733 Los Angeles Horse Canyon, the large canyon west of Thirst, San Clemente Island. 274 Comment
  RSA401753  Keckiella cordifolia M. B. Dunkle 1929-4-7 2107 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA401769A  Keckiella cordifolia Donald R. Bissing 1973-6-2 101 Los Angeles Evey Canyon, San Gabriel Mountians: 0.3 mile from canyon mouth. 726 Comment
  RSA635049  Keckiella cordifolia Valerie L. Soza, Laura Moore 1999-6-30 578 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA725647  Keckiella cordifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 422 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SBBG13585  Keckiella cordifolia P. H. Raven 1962-5-22 17830 Los Angeles first cyn W of Lions Head Pt Comment
  SBBG31377  Keckiella cordifolia R. F. Thorne with P. C. Everett 1965-5-10 34427 Los Angeles Cape Cyn 289 Comment
  NY790429  Keckiella ternata subsp. ternata G. T. Hastings 1944-8-9 s.n. Los Angeles Near Charlton Flats 1371.6 Comment
  SEINET13276796 Image available Keckiella ternata subsp. ternata R. G. Swinney 2011-1 15854 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  SD257295  Krameria parvifolia Lee Haines 1952-6-1 Los Angeles Palms to Pines Highway 1157 Comment
  CAS-BOT-BC111945  Kyllinga brevifolia T. C. Fuller 1967-1-23 s.n. Los Angeles Adj. to lawn, 131 Barlock Ave, S of Sunset Blvd btw UCLA & San Diego Freeway, Comment
  UCR258590  Lactuca serriola R. G. Swinney 2010-8-11 13515 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCD133558  Lactuca serriola Robert F. Thorne; J. Dourley 1967-10-10 37333 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  CAS-BOT-BC341491  Lagophylla ramosissima James I. McMurphy 1916-8-7 s.n. Los Angeles Tejon Pass Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 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.) 1642 Comment
  PASA642  Lamarckia aurea Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  LA12433  Lamarckia aurea Carl Epling; 1931-4-15 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA82509  Lamarckia aurea O. H. Kappler; 1941-4-6 182 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA570027  Lastarriaea coriacea Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4917 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC338111  Lasthenia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  CAS-BOT-BC338136  Lasthenia californica Noel H. Holmgren; Patricia K. Holmgren 1974-4-5 7626 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster 1066 Comment
  CAS-BOT-BC338152  Lasthenia californica Geo. B. Grant 1901-1-1 15627 Los Angeles Unspecified Comment
  SBBG131979  Lasthenia californica S. A. Junak, B. Collins 1991-4-24 SCI 150 Los Angeles S of airfield, just W of main rd 274 Comment
  RSA0008493  Lasthenia glabrata subsp. coulteri F. A. Warf 1934-3-18 12463 Los Angeles Culver City. Comment
  SBBG31090  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles ca. 1 mi W of Empire Landing Comment
  UC174190  Lasthenia gracilis Henry Hemphill 1905-1-1 Los Angeles Santa Barbara Island Comment
  UC891318  Lasthenia gracilis Marcus E. Jones, A. M. 1882-5-2 3211 Los Angeles Pasadena Comment
  UC90003  Lasthenia gracilis T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  RSA156675  Lasthenia gracilis Peter H. Raven 1962-4-10 17193 Los Angeles San Clemente Island, just south of Wilson Cove 91 Comment
  RSA661074  Lasthenia gracilis Orlando Mistretta 1992-4-5 182 Los Angeles Guds, San Clemente Island. Comment
  UCSB3121  Lathyrus vestitus Beach, Kay 1943-2-9 Los Angeles San Dimas Exp. Forest; Monroe Canyon, 2100 ft. contour trail near gage 459 Comment
  POM126275  Lathyrus vestitus subsp. laetiflorus Stella Wieman 1927-4-15 s.n. Los Angeles Tujunga Comment
  POM304872  Lathyrus vestitus subsp. laetiflorus Henry J. Ramsey, Henry J. Ramsey 1937-3-21 263 Los Angeles Altadena. Comment
  RSA405701  Lathyrus vestitus subsp. laetiflorus Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA598867  Lathyrus vestitus subsp. laevicarpus Steve Boyd, T. S. Ross 1997-3-21 9244 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  LA200460  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0016936  Lathyrus vestitus var. vestitus Kelly Middleton, David Middleton 1988-5-8 3 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  LA205872  Lavatera assurgentiflora Louis Wheeler; 1932-8-28 1307 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  POM155793  Lavatera assurgentiflora subsp. assurgentiflora M. B. Dunkle 1928-4-11 1858 Los Angeles Bird Rock, Santa Catalina Island. 5 Comment
  CAS-BOT-BC321520  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 mi E of El Monte 91 Comment
  JEPS39204  Layia glandulosa F. W. Peirson 1919-3-30 345 Los Angeles Big Tujunga Canyon, San Gabriel Mts. 426 Comment
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  UCR276980  Layia glandulosa R. G. Swinney 2010-6-1 13159 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC321500  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  UC284183  Layia platyglossa P. A. Munz 1923-4-9 6673 Los Angeles e coast San Clemente Island Comment
  SBBG71593  Lepechinia fragrans M. N. Ackley 1927-6-5 Los Angeles Switzerland Trail Comment
  UCR147784  Lepechinia fragrans Valerie Soza, Et al. 2000-7-7 1059 Los Angeles San Gabriel Mountains, above Henninger Flats, along Mt. Wilson Road (FSR 2N45.2) 915 Comment
  RSA545274  Lepechinia fragrans D. Propst, Mark Hoefs 1973-3-3 25 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  RSA306199  Lepidium dictyotum var. acutidens Fay A. MacFadden 1934-3-18 12453 Los Angeles Waste land, Culver City Comment
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  SBBG70810  Lepidium flavum Anstruther Davidson 1895-1 Los Angeles Lancaster Comment
  SBBG131802  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 193 Los Angeles W side of W Shore Rd, at end of rd 36 Comment
  UCR217336  Lepidium latifolium David Charlton 2009-10-4 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, SW corner of area, south of Ducks Unlimited ponds 698 Comment
  RSA598205  Lepidium nitidum var. nitidum Steve Boyd, Lauren Raz 1997-3-4 9135 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  LA210067  Lepidium nitidum var. nitidum A. M. Johnson; 1931-2-9 3811 Los Angeles Santa Monica Mountains, Campus U.C.L.A Comment
  RSA762071  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3085 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  CAS-BOT-BC174995  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC328067  Lepidospartum squamatum Ernest C. Twisselmann 1955-8-10 2318 Los Angeles San Emigdio Range. Castaic Valley, 0.3 mi E of Kern County Line 1226 Comment
  RSA486475  Lepidospartum squamatum Richard Noyes 1988-7-30 598 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  UC1069785 Image available Lepidospartum squamatum G. E. Sindel 1935-1-21 123 Los Angeles 1 mi e of Manzana; Tejon Quadrangle Comment
  LA33410  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  CATA3141  Leptosiphon bicolor Sarah Ratay 2011-4-15 135 Los Angeles Santa Catalina Island: Ridge southwest of Little Gibraltar Beach 154 Comment
  RSA778921  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2010-6-3 5243 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  SBBG20165  Leptosiphon chrysanthus subsp. chrysanthus M. A. Piehl 1963-5-18 63313 Los Angeles just N of Godde Pass 914 Comment
  RSA469983  Leptosiphon parviflorus Robert L. Dressler 1949-6-18 877 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  SBBG49918  Leptosyne calliopsidea L. S. Matlovsky 1975-3-27 DM 0011 -10 Los Angeles Three Sisters, near Theodore Payne Wildlife Sanctuary Comment
  POM49618  Lessingia glandulifera var. glandulifera A. D. E. Elmer 1902-06 3620 Los Angeles Palmdale Comment
  RSA594351  Lessingia glandulifera var. glandulifera Steve Boyd, Lauren Raz 1996-10-14 9058 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
  PASA1691  Lessingia lemmonii Frank W. Peirson 1928-9-5 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1280 Comment
  RSA464486  Lewisia rediviva George R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  POM365318  Leymus condensatus George R. Johnstone 1929-6-12 s.n. Los Angeles Culver City. Comment
  RSA681144  Lilium humboldtii subsp. ocellatum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1046 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA0106320  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA660433  Lilium parryi Orlando Mistretta 1992-6-25 616 Los Angeles Burkhart Trail, out of Buckhorn Campground. Comment
  RSA68709  Lilium parryi Frank W. Peirson 1921-7-17 2515 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  CHSC35175  Linanthus californicus Martin Ruggles 1971-4-17 5 Los Angeles North of Malibu, 1/2 mi. N. of jct. of Rambla Pacifico-Schueren Rd. and Piuma Rd. in Santa Monica Mtns. 792 Comment
  LA52333  Linanthus californicus Barbara Crumly; 1953-4-26 sn Los Angeles 99 Comment
  RSA670666  Linanthus californicus B. C. Templeton 1960-5-14 8590 Los Angeles Near Charlton Flats. San Gabriel Mountains. Comment
  RSA690925  Linanthus californicus J. Mark Porter, Lauren Machen 2004-5-1 14080 Los Angeles San Gabriel Mountains, along Glendora Ridge Road, near the 7.00 mile marker. 1271 Comment
  UC52828  Linanthus dichotomus H. M. Hall 1902-5-1 3065 Los Angeles Elizabeth Lake 1066 Comment
  RSA772524  Linanthus parryae R. G. Swinney 2009-5-13 10761 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  SBBG64499  Linanthus parryae R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  UC1537474  Linanthus parryae Gordon H. True Jr. 1935-4-19 273 Los Angeles Lovejoy Butte 853 Comment
  RSA122093  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 miles N. of Manzana,Tejon. 854 Comment
  RSA329646  Linanthus pungens Gary D. Wallace 1975-7-12 1447 Los Angeles San Gabriel Mountains: along Angeles Crest Highway, just E of Dawson Saddle between the forks of Dorr Canyon 2348 Comment
  SBBG98628  Linanthus pygmaeus subsp. pygmaeus T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5337 Los Angeles between Box and Horse Cyns 484 Comment
  RSA19874  Linaria canadensis var. texana I. W. Clokey, Bonnie C. Templeton 1929-03 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA251499  Linaria canadensis var. texana Robert F. Thorne 1973-4-11 42787 Los Angeles San Clemente Island: Norton Canyon. 274 Comment
  UC1745918  Lipocarpha occidentalis Annetta M. Carter, Arthur Carter 1935-9-11 973 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
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Sep 20 2010
  RSA0035774  Lippia nodiflora Amy Drooks 1981-4-19 19 Los Angeles West Covina residence. Comment
  CAS-BOT-BC426261  Lithophragma affine Munz; Street; Williams 1919-4-5 2426 Los Angeles Puddingstone Canon Comment
  RSA468208  Lithophragma affine subsp. mixtum Austin Campbell-Johnston 1904-03 s.n. Los Angeles Campbell Johnston Ranch. Comment
  RSA468210  Lithophragma affine subsp. mixtum Richard C. Barkelew 1929-4-23 s.n. Los Angeles Mulholland Highlands near LA. Comment
  POM13538  Lithophragma bolanderi F. W. Peirson 1922-6-3 s.n. Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  SBBG129318  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3582 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  UCSB41652  Lithophragma heterophyllum Marsalek, J. 1979-5-11 Los Angeles Shantri Flats Park hiking trail, on Santa Anita Road above the city of Arcadia in the San Gabriel Mtns 762 Comment
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Aug 22 2016
  UC303425  Lobelia dunnii var. serrata G. B. Grant 1901-7-25 4453 Los Angeles Southern California, Sturdevants Camp Sturdevants Camp; Southern California, Sturdevants Camp Comment
  RSA0115834  Loeflingia squarrosa R. G. Swinney 2011-3-29 14271 B 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
  RSA65164  Loeflingia squarrosa var. squarrosa F. W. Peirson 1921-6-20 5348 Los Angeles N fork San Gabriel River 914 Comment
  RSA690931  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14089 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  LA88398  Logfia filaginoides O. H. Kappler; 1941-5-9 267 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR272613  Logfia gallica R. G. Swinney 2011-5-6 14586 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCR125169  Lolium perenne A. C. Sanders, Mark Elvin 2002-6-25 25280 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  POM356947  Lolium perenne subsp. multiflorum J. R 1936-5-25 s.n. Los Angeles Griffith Park Comment
  RSA356942  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-05 3184 Los Angeles Los Angeles. Comment
  POM1285  Lolium temulentum I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  RSA151226  Lolium temulentum P. H. Raven 1962-4-11 17293 Los Angeles Near airfield at north end of island, San Clemente Island 30 Comment
  UCR177283  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  RSA0037090  Lomatium dasycarpum subsp. dasycarpum Vasu Dev, Barbara Dev, Chris Hanzlik 2007-4-22 s.n. Los Angeles About six miles north-east off Bouquet Canyon Road beyond its junction with Vasquez Canyon Road, north-west facing hill above the cabins. 730 Comment
  UC173375  Lomatium dasycarpum subsp. dasycarpum Katharine Brandegee Los Angeles Saugus Comment
  RSA452123  Lomatium nevadense var. parishii B. C. Templeton 1930-5-31 4855 Los Angeles Near Jackson Lake, Big Pines Park. 1930 Comment
  UCR192056  Lomatium utriculatum A. C. Sanders 2008-4-11 34861 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  CLARK-A1528-4939  Lomatium utriculatum John C. Roos 1937-3-25 1676 Los Angeles Lancaster Comment
  RSA198821  Lonicera hispidula var. vacillans R. F. Thorne 1968-5-27 37624 Los Angeles Santa Catalina Island; in upper Skull Canyon 305 Comment
  CSUSB997  Lonicera japonica Anna Mayers 1978-5-14 Los Angeles Hollywood Hills, Griffith Park, off Bronson in the city of Los Angeles Comment
  RSA670312  Lonicera subspicata Joseph M. Keefe 2001-3-16 31110 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA733769  Lonicera subspicata R. G. Swinney 2000-6-19 7811 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CHSC22036  Lonicera subspicata var. denudata Robert A. Schlising 1971-7-10 2995 Los Angeles 0.8 mi W of Red Box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2). Comment
  RSA533962  Lotus argophyllus var. adsurgens T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5213 Los Angeles San Clemente Island, southeast portion of the island, low saddle 800 ft NNW of Guds (888') marker. 232 Comment
  UC1594371  Lotus argophyllus var. argenteus Tim Ross 1992-4-14 6172 Los Angeles ca 100 m n Nanny Canyon drainage meets the sea (central e side of San Clemente Island); San Clemente Island 15 Comment
  RSA609278  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  UC1129242  Lotus argophyllus var. argophyllus Jerome S. Horton 1938-6-9 503 Los Angeles Upper East Fork San Dimas Canyon San Dimas Experimental Forest, Cucamonga Quad. 1615 Comment
  RSA679283  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 305 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Mile 7.4. On steep cut on S side road. ~ 50' high. Comment
  RSA406934  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7285 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA724419  Lotus grandiflorus var. grandiflorus K. Dobry 1991-5-13 d- 505 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA585942  Lotus grandiflorus var. grandiflorus T. S. Ross 1990-5-23 2635 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  JEPS55495  Lotus hamatus Frank W. Peirson 1920-5-16 2117 Los Angeles Tujunga San Gabriel Mts. 457 Comment
  RSA90299  Lotus hamatus F. W. Peirson 1920-5-3 2117 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  UC15644  Lotus micranthus W. H. Brewer Feb 1861 205 Los Angeles Santa Susanna Mts. Comment
  RSA773982  Lotus nevadensis R. G. Swinney 2009-7-22 11319 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA229103  Lotus oblongifolius var. oblongifolius R. F. Thorne 1971-6-29 40720 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA586695  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Mark Elvin 1995-6-20 1797 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  POM304866  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 269 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  UC1293685  Lotus salsuginosus P. C. Everett and E. K. Balls 1959-6-2 23839 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 213 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26135 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  SFV1855  Lotus scoparius P. G. Kilburn 1958-3-1 627 Los Angeles Point Dume, just south of Zuma Beach. 3 Comment
  UCR258813  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12976 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA0117147  Lotus strigosus Mitchell Provance, Stephen Reynolds 2011-5-5 17213 Los Angeles San Gabriel Valley: City of San Gabriel, northwest of the itnersection of Burton Ave. and E. Las Tunas Dr. Beneath the SCE power lines. 130 Comment
  RSA167504  Lotus strigosus R. F. Thorne 1963-5-5 32316 Los Angeles Cobal Canyon Comment
  CAS-BOT-BC201197  Lupinus Fred E. Burlew 1920-7-4 s.n. Los Angeles Mt. San Antonio, San Gabriel Mts. Comment
  CAS-BOT-BC201206  Lupinus F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  JEPS83251  Lupinus W. L. Jepson 1935-4-17 17063 Los Angeles Portal Ridge Comment
  RSA755944  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles Twin Peaks, east peak 2357 Comment
  CAS-BOT-BC201426  Lupinus albifrons var. albifrons Harriet L. Menker 1925-1-1 s.n. Los Angeles Santa Monica Comment
  RSA0061208  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042007 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  RSA597986  Lupinus albifrons var. collinus L. Raz, Orlando Mistretta, Mike Wall 1997-3-16 071 Los Angeles Santa Catalina Island. Avalon Canyon via Divide Trail, northeast of the Wrigley Botanical Garden. 183 Comment
  SEINET10937160  Lupinus albifrons var. longifolius Everett 1948-1 EVERETT 19477 Los Angeles Garden 6457, origin palos verdes hills Comment
  JEPS65003  Lupinus bicolor Frank W. Peirson 1918-5-26 91 Los Angeles Henninger Flats San Gabriel Mts., Henninger Flats 868 Comment
  RSA637662  Lupinus bicolor R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41605 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UC1870319  Lupinus bicolor LeRoy Gross 2005-4-28 2165 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  UCR96304  Lupinus bicolor B. G. Pitzer 1996-4-20 2694 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
  RSA596452  Lupinus bicolor R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  SEINET10484902  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 1994 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, los Angeles. Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  RSA297062  Lupinus elatus John F. Emmel 1974-6-22 506 Los Angeles Ridge running east from Mt. Islip, WNW of Windy Gap. 2317 Comment
  CAS-BOT-BC215335  Lupinus excubitus var. excubitus Carl B. Wolf 1935-5-6 6732 Los Angeles 2.4 miles SE of Gorman on New Ridge Route Rd, Liebre Mountains 1097 Comment
  CAS-BOT-BC216541  Lupinus excubitus var. johnstonii Joseph Ewan 1932-5-29 7184 Los Angeles Summit of Mount Gleason, Occurs over to Upper tujunga divide along high ridge, San Gabriel Mountains 1828 Comment
  RSA529143  Lupinus excubitus var. johnstonii T. S. Ross 1991-7-24 5636 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA15347  Lupinus formosus Carl B. Wolf 1926-5-1 160 Los Angeles 1/2 mile east of San Fernando Comment
  UCD107744  Lupinus formosus C. F. Baker 1909-5-1 5303 Los Angeles Claremont. Comment
  UC557773  Lupinus guadalupensis Nell Murbarger March, 1936 15 Los Angeles e side San Clemente Island (near the ocean); e side San Clemente Island Comment
  RSA592471  Lupinus hirsutissimus Mark Hoefs 1973-3-11 57 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  RSA87140  Lupinus hirsutissimus F. W. Peirson 1920-3-28 86 Los Angeles Field at foot of Tujunga Canyon, west end of San Gabriel Mountains 441 Comment
  SD113407  Lupinus hirsutissimus Darley F. Howe Apr 1915 62 Los Angeles Claremont Comment
  RSA640931  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-8-9 10413 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA406945  Lupinus latifolius var. latifolius Fordyce Grinnell Jr. 1910-07 s.n. Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  RSA632423  Lupinus longifolius Valerie L. Soza, LeRoy Gross 1999-7-15 634 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. . 822 Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UC575010  Lupinus longifolius E. Lloyd 1933-4-8 Los Angeles Temescal Canyon; Sta. Monica Mts., Temescal Canyon Comment
  UCR205181  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10969984  Lupinus longifolius August J. Breitung 1953-6-16 Breitung 15617 Los Angeles Glendora mtn rd. Plant 2-3 ft high, widely branching, shrubby below; flowers Blue or lavender, banner with a yellow spot, glabrous; keel ciliate along the Upper margin. Comment
  SBBG67050  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  RSA350742  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  CAS-BOT-BC8225  Lupinus pasadenensis Lester Rowntree 1936-4-20 s.n. Los Angeles Pasadena at end of New York Ave., towards Pasadena Glen Comment
  RSA0064298  Lupinus paynei Daisie Huang 2008-4-1 08040105 Los Angeles Grimes Canyon Road (Hwy 23). 101 Comment
  CAS-BOT-BC207247  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA414248  Lupinus shockleyi Christopher Davidson 1973-4-7 1909 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA713793  Lupinus sparsiflorus A. C. Sanders, Helen Kennedy 2005-4-13 29422 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR230899  Lupinus sparsiflorus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8049 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 950 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1116 Comment
  UCR275300  Lupinus sparsiflorus Dan S. Cooper 2010-3-8 s.n. Los Angeles Western Tarnsverse Range; eastern Santa Monica Mtns., Griffith Park, Vermont Canyon, on slope east of tennis Courts 259 Comment
  POM6754  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz, Williams, L. T. Street 1919-3-15 2394 Los Angeles South Hills, Pomona. Comment
  UC185426  Lupinus succulentus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SEINET6932736 Image available Lupinus succulentus A. G. Vestal 1947-3-31 s.n. Los Angeles 2 miles southeast of Brea. Comment
  CDA27596  Lupinus truncatus T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  SEINET3860259  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 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
  RSA748746  Lycium andersonii R. G. Swinney 2001-5-17 7946 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA158343  Lycium californicum Peter H. Raven 1962-4-9 17155 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  CAS-BOT-BC231610  Lycium cooperi Frank W. Peirson 1921-5-19 1086 Los Angeles San Gabriel Mts., Little Rock Cr. Comment
  SFV21787  Lycium cooperi L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  UCR177574  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR246737  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd Comment
  SD84879  Lyonothamnus floribundus Reid Moran 1941-2-28 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island 399 Comment
  RSA479369  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 567 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  RSA589863  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  SBBG13265  Lyonothamnus floribundus var. aspleniifolius M. A. Piehl 1962-6-9 62321 Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  SBBG51685  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -422 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  UCR192825  Madia gracilis R. G. Swinney 1998-7-7 6298 Los Angeles San Gabriel Mtns., Glendora, 150 m east of Big Dalton Canyon flood control channel in Wren Canyon along Wren-Meacham Trail 354 Comment
  RSA0073298  Madia gracilis Bonnie C. Templeton 1932-6-1 4870 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  UCR119555  Madia minima L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  POM47826  Mahonia nevinii P. A. Munz, D. Keck 1924-4-12 7940 Los Angeles 2 miles east of San Fernando Comment
  RSA535707  Malacothamnus clementinus Tim S. Ross 1991-5-23 5506 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  RSA3240  Malacothamnus fasciculatus Carl B. Wolf 1931-6-25 2242 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 61 Comment
  RSA757954  Malacothrix californica Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3286 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  SBBG12523  Malacothrix californica E. R. Blakley 1958-5-9 2266 Los Angeles 2 mi E of Gorman 1097 Comment
  UCR119059  Malacothrix saxatilis Jeremiah George 2001-9-22 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  CAS-BOT-BC347918  Malacothrix saxatilis var. tenuifolia Malcom A. Nobs; S. Galen Smith 1948-9-8 644 Los Angeles Just west of Malibu Comment
  JEPS16884  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1956-6-17 9433 Los Angeles Westwood margins of Santa Monica Mountains, Los Angeles Comment
  POM362364  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1930-6-26 446 Los Angeles Lower Ballona Creek 5 Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  POM362373  Malacothrix saxatilis var. tenuifolia Anstruther Davidson 1891-1 s.n. Los Angeles E. Los Angeles. Comment
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Mar 31 2015
  POM9531  Malacothrix saxatilis var. tenuifolia P. A. Munz, R. D. Harwood 1920-5-17 3995 Los Angeles N Topango [Topanga] Canyon, Santa Monica Mtns. 61 Comment
  SBBG132307  Malephora crocea S. A. Junak 1995-1-6 SCI- 248 Los Angeles Wilson cove, BEQ/BOQ offices, housing area Comment
  CAS-BOT-BC170382  Malosma laurina Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  CATA1004  Malosma laurina Mark L. Hoefs 1994-7-18 1885 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  LA100204  Malosma laurina Barry A. Prigge; 1985-6-14 6418 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA434876  Malva nicaeensis Anstruther Davidson 1919-06 3318 Los Angeles Temple and Bonnie Brae, Los Angeles Comment
  SEINET10634895 Image available Mangifera indica Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2537 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  SD212580  Marah A. C. Sanders 2003-3-14 25776 Los Angeles San Gabriel Valley; long abandoned grvel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., and south of Foothill Blvd, north edge of 210 Freeway est of the San Gabriel River channel. 519 Comment
  CDA1007  Marah macrocarpa D. G. Kelch 1991-3-17 1316 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA0089153  Marah macrocarpa R. G. Swinney 2010-3-24 12073 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UC56363  Marah macrocarpa Ernest Braunton 1903-1-1 748 Los Angeles Elysian Park Comment
  UCSB52719  Marah macrocarpa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  POM196826  Marah macrocarpa L. C. Wheeler 1932-3-3 455 Los Angeles 2 mi. N Claremont Comment
  RSA440990  Marah macrocarpa Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  UC1922479  Marah macrocarpa var. macrocarpa Valerie Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR256845  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  PASA1162  Marrubium vulgare Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA0035006  Marrubium vulgare Elwood Fordham 1951-3-8 s.n. Los Angeles Topanga, Summit Rd. 304 Comment
  RSA409819  Marrubium vulgare J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  CAS-BOT-BC348119  Matricaria discoidea Alice Eastwood 1906-5-27 188 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  RSA724553  Matricaria matricarioides K. Dobry 1992-4-14 D- 366 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCR17992  Meconella denticulata Martha Hilend 1928-4-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  UCR45039  Medicago lupulina A. C. Sanders 1986-7-30 6822 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA592307  Medicago polymorpha L. C. Wheeler 1967-5-13 9506 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  POM307072  Medicago sativa Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1934 Los Angeles Below north Whittier Heights Comment
  UCR217126  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  CATA772  Melica imperfecta Mark L. Hoefs 1991-6-5 1332 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  IRVC26214  Melica imperfecta A. C. Sanders 2003-5-1 26246 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  SBBG95213  Melica imperfecta M. B. Dunkle 1928-3-31 1791 Los Angeles Cottonwood Cyn Comment
  SD70965  Melica imperfecta R. Mitchell Beauchamp 1967-3-17 Los Angeles Growing around area above Lemon Tank, San Clemente Island Comment
  UC53402  Melica imperfecta J. Burtt Davy 1896-5-20 2647 Los Angeles Leonis Valley; Eell's Comment
  UCR127189  Melica imperfecta A. C. Sanders 2003-5-1 26246 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR131780  Melica imperfecta Jeremiah George 2001-5-30 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, mouth of Agua Amarga Canyon 15 Comment
  RSA0046836  Melica imperfecta Albert J. Perkins 1920-3-6 s.n. Los Angeles Trail, Opids Camp, San Gabriel Mountains. Comment
  RSA600047  Melica stricta Steve Boyd, Lauren Raz 1997-5-20 9802 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR217710  Melilotus albus A. C. Sanders, Dan S. Cooper 2010-8-5 38545 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR23894  Melilotus albus John C. Roos 1942-9-26 1729 Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA550723  Melilotus albus Tim S. Ross, Annette Ross 1991-7-29 5681 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  UC1211017  Melilotus indicus Huron H. Smith 1912-6-13 5101 Los Angeles Rock Spring Canyon Santa Catalina Island 60 Comment
  RSA625513  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles 200 E. Dartmouth Ave. La Verne. Comment
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Nov 23 2015
  SBBG12380  Mentha canadensis E. R. Blakley 1961-8-18 4609 Los Angeles Zuma Beach Comment
  UCR193440  Mentzelia R. G. Swinney 1999-6-5 7254 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SFV5399  Mentzelia congesta J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  RSA602460  Mentzelia laevicaulis Scott D. White 1997-5-14 5134 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
  IRVC27969  Mentzelia micrantha A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26127 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA314604  Mentzelia montana Robert F. Thorne 1973-5-11 43512 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA446790  Mentzelia montana Bonnie C. Templeton 1933-5-16 5132 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  OBI70984  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-4-16 9507 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  RSA0044603  Mentzelia veatchiana A. C. Sanders 2007-4-19 33466 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA758063  Mentzelia veatchiana D. E. Bramlet, Jennifer Pareti 2008-4-14 4193 Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Cyn, 762 m SE of Bouquet Cyn Road and 549 m S of Hayfork Rd. 476 Comment
  UCR114073  Mentzelia veatchiana L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  CAS-BOT-BC435244  Mesembryanthemum crystallinum R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  SEINET11942230  Mesembryanthemum crystallinum J. F. Bright, Wyman, C. 1931-1 5727 Los Angeles Hollywood Comment
  RSA402630  Mesembryanthemum nodiflorum F. R. Fosberg 1931-5-22 S- 4828 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  UCD134512  Micropus californicus var. californicus M. Vincent 1963-5-22 358 Los Angeles Santa Monica Mountains. Intersection of Old Topanga Canyon and Mulholland. 1/2 mile off road. Comment
  RSA0053900  Microseris lindleyi R. G. Swinney 2010-5-11 12631 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA592852  Microsteris gracilis Steve Boyd, Orlando Mistretta 1996-5-1 8743 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
  POM75  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles San Antonio Mountains, San Antonio Canyon 2287 Comment
  UCR140434  Mimulus aurantiacus var. pubescens June Latting 1958-5-11 323 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  RSA442691  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-10 S- 4535 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  UCR101725  Mimulus bigelovii B. G. Pitzer 1998-5-23 3744 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA0107657  Mimulus brevipes R. G. Swinney 2011-6-14 15154 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCR190027  Mimulus brevipes R. G. Swinney 1998-6-16 6982 Los Angeles San Gabriel Mtns., c. 1 km SE of summit of Lookout (Antonio) Mtn. on a connecting ridge top 1707 Comment
  CSUSB1898  Mimulus brevipes Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  LA35211  Mimulus brevipes Mary V. Hood; 1938-5-23 38- 10 Los Angeles SANTA MONICA MOUNTAINS, Beverly Hills. Comment
  CATA3454  Mimulus cardinalis Benjamin J. Dion, Olivia Reda, Stuart Olshevski, Jamie Choi 2017-7-3 036 Los Angeles Santa Catalina Island: Interior to Pacific side; in steep drainage northwest slopes of Silver Canyon 190 Comment
  RSA420660  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5496 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  UC886128  Mimulus cardinalis Ezra C. Knopf 136 Los Angeles Santa Catalina Island Comment
  RSA165694  Mimulus constrictus Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre Camp and Sawmill Camp. 1463 Comment
  RSA408124  Mimulus fremontii var. fremontii Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  RSA535569  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles N side of San Gabriel Mountains. 3.2 miles S of Hwy 138 along Largo Vista Road (204th Street; Grandview Canyon Road). 1280 Comment
  RSA442759  Mimulus guttatus Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  UC144520  Mimulus guttatus C. F. Baker 1903-8-2 3460 Los Angeles hills near Claremont Comment
  RSA158276  Mimulus guttatus Peter H. Raven 1962-7-11 18002 Los Angeles Rocky walls of Twin Canyon, where scattered, San Clemente Island. 320 Comment
  JEPS4686  Mimulus johnstonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4199 Los Angeles along Forest Service road following crest Mendenhall Ridge (8.2 mi e its start at paved road crossing w crest of ridge between Little Tujunga and Pacoima canyons, w end of mts.); San Gabriel Mts., Angeles National Forest 1463 Comment
  RSA0028706  Mimulus longiflorus Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA589102  Mimulus moschatus Orlando Mistretta, Tim S. Ross, Carolyn Neal 1994-7-1 1397 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  RSA0091543  Mimulus pilosus R. G. Swinney 2011-5-26 14883 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
  UCR203204  Mimulus rubellus R. G. Swinney 2005-5-21 8245 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Oct 18 2010
  RSA0006059  Mimulus traskiae Blanche Trask 1901-1 s.n. Los Angeles Catalina Island. Avalon. Comment
  RSA616138  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG77687  Mirabilis californica F. R. Fosberg 1931-3-18 4293 Los Angeles Hamilton Cyn 10 Comment
  SBBG95916  Mirabilis californica M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Cyn Comment
  SEINET3245957  Mirabilis laevis R. G. Swinney 2009-1 10812 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north fro west end of Pleasant View Ridge (Juniper Hills 7.5') 1433 Comment
  LA32253  Mirabilis laevis var. crassifolia Henry J. Thompson; 1959-4-12 1924 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  POM305306  Mirabilis laevis var. crassifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 626 Los Angeles Santa Susana Pass 293 Comment
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  SBBG16927  Mirabilis laevis var. crassifolia K. A. Wilson, D. E. Bianchi 1961-2-2 825 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  SD39338  Mirabilis laevis var. crassifolia Edith A. Purer 1931-3-8 1007 Los Angeles Griffith Park. Comment
  RSA0027979  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-5-2 2612 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  CAS-BOT-BC434813  Mirabilis laevis var. retrorsa Timothy S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1082 Comment
  UC1368767  Mirabilis laevis var. villosa J. L. Strother and A. R. Smith 1970-4-30 890 Los Angeles State Road N6 to Devils Punch Bowl, above Pearblossom 1097 Comment
  RSA408576  Monardella australis subsp. cinerea F. R. Fosberg, Ewan 1931-8-12 791 Los Angeles Mt. Islip, near summit. 2440 Comment
  UC1587609  Monardella australis subsp. cinerea Tim Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn] San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. 1752 Comment
  UC1293674  Monardella breweri subsp. lanceolata P. C. Everett and E. K. Balls 1959-6-2 23826 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 182 Comment
  UCR270646  Monardella breweri subsp. lanceolata R. G. Swinney 2011-10-10 15737 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
  UCR101171  Monardella exilis L. C. Wheeler 1965-6-21 8695 Los Angeles Mojave Desert, c. 3 miles east of 90th Street E on Ave. O, c. 1 mile west of Alpine Butte Wildflower Sanctuary 793 Comment
  CAS-BOT-BC221700  Monardella hypoleuca subsp. hypoleuca H. E. Hasse 1907-9-1 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  CAS-BOT-BC220436  Monardella saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA126754  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1 mile SSE of Gorman. 1067 Comment
  UC2030066  Monolopia lanceolata Steve Boyd, Lee Lenz 2001-5-2 10419 Los Angeles Transverse Ranges; Liebre Mountains region: along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. Comment
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Apr 24 2018
  UCR194564  Monolopia lanceolata A. C. Sanders 2008-4-25 35111 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  POM50440  Mucronea californica var. suksdorfii L. R. Abrams 1899-07 213 Los Angeles Ballona Harbor Comment
  RSA639106  Muhlenbergia asperifolia L. C. Wheeler 1966-10-1 8925 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  LA9672  Muhlenbergia microsperma Louis Wheeler; 1932-3-12 463 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 400.0 Comment
  RSA249732  Muhlenbergia microsperma R. F. Thorne, M. Z. Thorne 1973-2-12 42472 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  UC1109366  Muhlenbergia microsperma Peter H. Raven 1962-5-8 17603 Los Angeles on steep walls second canyon s Seal Cove (San Clemente Island); San Clemente Island 30 Comment
  RSA377599  Muilla maritima Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  CAS-BOT-BC515096  Muilla maritima Le Roy Abrams 1901-4-6 1384 Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC515101  Muilla maritima Alice Eastwood; John Thomas Howell 1937-4-26 3975 Los Angeles Near Palmdale Comment
  UCSB41565  Muilla maritima Eldred, E. 1977-5-30 Los Angeles Rte. 39, 3 miles south of Crystal Lake 1219 Comment
  SD53058  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Isdland; large canyon below the Tomb. 245 Comment
  SFV18073  Myoporum laetum V. A. Devlahovich 1999-4-6 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Stagecoach Trail. 366 Comment
  UCR91386  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SBBG107227  Myriopteris newberryi J. Rebman 1996-4-28 3101 Los Angeles Eagle Cyn on SE side of island 150 Comment
  RSA596072  Nama californica Louis C. Wheeler 1967-05 9473 Los Angeles Hunt Canyon, 3 mi. east of Vincent. 1067 Comment
  UCR150608  Nama californica R. G. Swinney 1999-6-21 7370 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA171990  Nama demissa Robert F. Thorne 1963-5-15 31665 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  POM1066  Nassella cernua Anstruther Davidson 1918-04 s.n. Los Angeles Vacant lot in Los Angeles Comment
  LA206396  Nassella lepida Barry A. Prigge; 1989-4-23 8444 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  SBBG34318  Nassella pulchra P. H. Raven 1962-4-9 17172 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA431547  Nasturtium officinale M. Bisbee 1917-5-5 s.n. Los Angeles Stream, Eagle Rock Valley Comment
  RSA469838  Navarretia atractyloides Anstruther Davidson 1905-5-28 382 Los Angeles Hollywood Comment
  CHSC95338  Navarretia hamata subsp. hamata LeRoy Gross; Steve Larson, Valerie Soza 2001-5-31 388 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  UC6596  Nemacaulis denudata var. denudata A. J. McClatchie July, 1896 Los Angeles Long Beach Comment
  CAS-BOT-BC109107  Nemacaulis denudata var. gracilis Geo. B. Grant 1901-1-1 827 Los Angeles From Terminal Island. Comment
  RSA598369  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1967-5-24 9737 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA75122  Nemacladus longiflorus var. breviflorus F. W. Peirson 1918-6-4 220 -a Los Angeles Rubio Canyon wash, south face of San Gabriel Mountains. Comment
  RSA337430  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-25 43359 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SFV6664  Nemophila menziesii T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 223 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  POM214383  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-3-19 526 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  RSA0043192  Nemophila menziesii var. integrifolia Howard Mullins 1931-3-1 s.n. Los Angeles Oak Wilde. Comment
  CATA1945  Nemophila menziesii var. menziesii Reid Moran 1941-3-6 681 Los Angeles Santa Catalina Island: Middle Ranch Canyon 274 Comment
  SFV21021  Nemophila menziesii var. menziesii L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 697 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway on the crest of mountains. 823 Comment
  RSA421491  Nemophila pedunculata M. B. Dunkle 1933-6-17 251 Los Angeles San Antonio Canyon Comment
  RSA653291  Nemophila pedunculata Kelly Middleton, David Middleton 1988-5-8 7 Los Angeles Glendora Ridge Road, 4.4 miles north of Glendora Mountain road and Sierra Madre Blvd. in Glendora 1220 Comment
  RSA577280  Nicotiana attenuata Orlando Mistretta 1994-7-20 1440 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. 1402 Comment
  RSA749243  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA426676  Nicotiana bigelovii Anstruther Davidson 1901-1 s.n. Los Angeles Los Angeles. Comment
  SEINET10851871  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3943 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA201000  Notholaena californica Carl Wishner; 1996-12-19 2419 Los Angeles SANTA MONICA MOUNTAINS, Cornell, 0.25 mi N of fire station. 300.0 Comment
  UCR261559  Nothoscordum inodorum Hsu-Han Lee 2015-4-11 s.n. Los Angeles Puente Hills, Rowland Heights, on Adney Street 150 Comment
  SBBG13283  Nuttallanthus texanus M. A. Piehl 1962-6-10 62408 a Los Angeles E of Thirst 304 Comment
  JEPS11302  Nuttallanthus texanus Frank W. Peirson 1919-1 187 a Los Angeles San Gabriel Mountains, Rubio Canyon Rubio Canyon; San Gabriel Mountains, Rubio Canyon Comment
  UC1614260  Oenothera Charles M. Belshaw 1935-3-29 502 Los Angeles 20 mi w of Lancaster (Mohave Desert, West Antelope Valley, on s face of La Liebre Scarp); Mohave Desert, West Antelope Valley, La Liebre Scarp Comment
  RSA9868  Oenothera californica Fay A. MacFadden 1933-05 10996 Los Angeles Verdugo Mountains: Tujunga Wash near Radford St., Roscoe. Comment
  RSA146102  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of Littlerock. Comment
  RSA3741  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  SBBG12660  Oligomeris linifolia E. R. Blakley 1962-6-9 5188 Los Angeles China Pt near lighthouse 15 Comment
  UC115415  Oligomeris linifolia T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  SEINET9037779 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18405 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  RSA0097153  Opuntia ficus-indica Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18409 Los Angeles Claremont, 100m south of the SE base of Indian Hill. 409 Comment
  RSA239481  Opuntia littoralis E. R. Blakley 1962-6-10 5248 Los Angeles San Clemente Island. At mouth of canyon half-way between Eel Point and Seal Cove. Comment
  SDSU20027  Opuntia littoralis Michael G. Simpson, Lori L. Simpson 2012-4-21 3679 Los Angeles Santa Catalina Island, top of ridge north of USC Marine station. 55 Comment
  RSA459609  Opuntia vaseyi F. R. Fosberg 1930-10-5 S- 4103 Los Angeles San Fernando. Comment
  JEPS14151  Oreonana vestita Frank W. Peirson 1918-6-17 137 Los Angeles summit of North Baldy San Gabriel Mts.; , N. Baldy 2743 Comment
  RSA0076161  Orobanche bulbosa Philip A. Munz, R. D. Harwood 1920-5-2 3817 Los Angeles San Dimas Canyon. 457 Comment
  UCR271122  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 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-BC355756  Osmadenia tenella Alice Eastwood 1906-5-27 11 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA258424  Oxalis corniculata C. W. Tilforth 1972-4-22 511 Los Angeles weeds of RSABG. Comment
  UCR192831  Oxytheca parishii R. G. Swinney 1998-7-6 6287 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  RSA746418  Oxytheca parishii var. parishii Orlando Mistretta 1994-7-12 1406 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Along trail, S fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. On trail to Mt. Williamson, 1/4 mile from Islip Saddle. 2073 Comment
  RSA434248  Paeonia californica Robert M. Perkins 1936-2-29 97 Los Angeles Benedict Canyon. Comment
  UCR48932  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA703588  Parapholis incurva Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2083 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SBBG112785  Parietaria hespera var. californica S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 520 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  UCR197135  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, debris basin behind Bel Aire ball park, corner of Cambridge drive and Bel Aire Drive in Burbank 273 Comment
  SEINET10682153  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 446 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #91B. in Honduras Comment
  SEINET10682157  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 430 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #101 in Honduras Comment
  RSA97333  Pastinaca sativa var. sativa Joseph A. Ewan 1933-7-23 7816 Los Angeles Throughly naturalized along stream Colby s Ranch Coldwater Canyon. San Gabriel Mts. 1143 Comment
  UCSB27924  Pectocarya heterocarpa Kunze, G. 1971-4-17 Los Angeles 245th Street; 4.6 miles south of Avenue D; Antelope Valley 914 Comment
  CHSC14160  Pectocarya penicillata L. M. Mayer; I. J. Mayer 1974-4-10 151 Los Angeles In field 50 ft n of roadside of Bouquet Canyon; 1/4 mi e of its intersection with Vasquez Canyon Rd. Comment
  SBBG63490  Pectocarya penicillata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR170397  Pectocarya penicillata John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR205683  Pectocarya penicillata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36920 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR280540  Pectocarya penicillata R. G. Swinney 2014-4-10 16030 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
  LA200429  Pectocarya penicillata Anonymous; sn Los Angeles Comment
  RSA165679  Pectocarya penicillata Wesley O. Griesel 1963-4-26 769 Los Angeles About 1/2 mile southeast of Devil s Gate Dam, Pasadena. 366 Comment
  IRVC29541  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA0061142  Pectocarya setosa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6846 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA616379  Pectocarya setosa Scott D. White 1998-4-20 6307 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. 580 Comment
  UCR141027  Pedicularis semibarbata June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CAS-BOT-BC67723  Pellaea andromedifolia Alice Eastwood 1919-5-29 8967 Los Angeles San Gabriel Canyon Comment
  IRVC14098  Pellaea andromedifolia Dennis E. Kucera 1968-2-24 BTG 4267 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  UC483378  Pellaea andromedifolia L. R. Abrams and I. L. Wiggins 1931-7-6 350 Los Angeles vicinity of Mosquito Harbor; San Clemente Isl Comment
  UCR273398  Pellaea andromedifolia R. G. Swinney 2011-4-26 14495 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA188102  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-6 35925 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  UCR132315  Pellaea mucronata 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
  RSA688934  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1060 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  POM177950  Pellaea mucronata var. mucronata Joseph A. Ewan 1931-3-21 4072 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA686913  Pellaea mucronata var. mucronata Anonymous s.n. Los Angeles Pasadena, Calif. Comment
  RSA0061134  Penstemon centranthifolius LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6839 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0091786  Penstemon centranthifolius R. G. Swinney 2011-7-7 15434 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  SEINET12327260  Penstemon centranthifolius H. W. Graham 1927-1 9- 9 -10 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  UC1280776  Penstemon grinnellii H. E. McMinn 1926-7-22 1789 Los Angeles Bear Flat trail trail to Mt. Baldy - Mt. San Antonio, Bear Flat trail (Trail to Mt. Baldy - Mt. San Antonio) Comment
  UCR23177  Penstemon grinnellii Polly Schiffman 1981-5-23 025 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 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
  LA51906  Penstemon heterophyllus var. australis Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  SDSU21064  Penstemon heterophyllus var. australis Ian Cain, Natasha Bartely 2010-6-21 1530 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  NY650688  Penstemon rostriflorus F. R. Fosberg 1931-8-12 S 5477 Los Angeles Buckhorn Trail, Islip-Williamson Divide, between Big Bear and Big [Rock?-not completely legible], San Gabriel Mountains 2000 Comment
  CAS-BOT-BC6555  Pentachaeta lyonii William S. Lyon 1884-4-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  RSA0008516  Pentachaeta lyonii F. W. Peirson 1908-4-18 1221 Los Angeles Point Fermin. Comment
  LA200128  Pentagramma triangularis subsp. triangularis I. L. Nelson; 1963-6-9 539 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, (cstl. cyn., extreme E county). 457 Comment
  UCSB62248  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1 mi. e. of Peacock Saddle 1158 Comment
  CATA527  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-29 678 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  RSA0060255  Pentagramma viscosa R. F. Thorne 1966-4-5 35829 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 106 Comment
  SBBG79850  Perityle emoryi F. R. Fosberg 1931-4-3 4463 Los Angeles Pebbly Beach Rd 5 Comment
  RSA0115842  Perityle emoryi Steven A. Junak 1999-7-15 SCa- 1026 Los Angeles Santa Catalina Island. On Salta Verde Beach, just E of S-facing bluffs/rock face. 6 Comment
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  UCR121676  Petalonyx thurberi David Charlton, Virginia Howard 1989-6-15 3356 Los Angeles Western Mojave Desert, sled track near south entrance to Edwards Air Force Base, near intersection of Lancaster Blvd. [120th St. East] and Ave. D 713 Comment
  RSA226043  Petalonyx thurberi subsp. thurberi Robert F. Thorne, C. W. Tilforth 1971-6-17 39897 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  UCR67302  Phacelia bicolor Ed LaRue, R. Montijo 1991-4-2 91- 17 Los Angeles Western Mojave Desert, Palmdale: south of Avenue 'M' and east of Sierra Hwy; north of Air Force Plant 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
  UC574926  Phacelia brachyloba Carl Epling and Louis Wheeler 1933-6-4 1758 Los Angeles Ridge Route near Summit 1524 Comment
  UC672386  Phacelia brachyloba Herbert L. Mason 1927-6-11 3745 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  POM11768  Phacelia cicutaria var. hispida Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA592288  Phacelia distans Louis C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA712379  Phacelia distans A. C. Sanders 2003-3-14 25753 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  RSA74948  Phacelia distans F. W. Peirson 1921-5-20 4714 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1006 Comment
  CDA40383  Phacelia distans T. C. Fuller 1962-4-1 8161 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  RSA74143  Phacelia distans F. W. Peirson 1923-5-21 3512 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  UC697766  Phacelia distans Kay H. Beach 1943-4-21 1753 Los Angeles mouth of Big Dalton Canyon San Gabriel Mts. 335 Comment
  LA205634  Phacelia douglasii F. R. Fosberg; 1932-3-28 8064 Los Angeles El Segundo 4 Comment
  LA38544  Phacelia egena A. M. Johnson; 1932-5-30 4084 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA133557  Phacelia egena L. R. Heckard 1953-6-14 498 Los Angeles 2.5 miles down road to Little Rock from junction of Pacifico Mt. Road. 1555 Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCD120466  Phacelia fremontii Daryl Koutnik; Bruce Holguin 1978-4-1 211 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Hwy. 890 Comment
  UCR124559  Phacelia fremontii B. C. Templeton 1932-6-1 5062 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  RSA421523  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  SFV16104  Phacelia fremontii S. Mason, et al. 1995-4-23 51 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  RSA155826  Phacelia grandiflora Peter H. Raven 1962-5-23 17859 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UC1002527  Phacelia hubbyi A. M. Johnson 1934-5-4 4476 Los Angeles towards tunnel Santa Monica Mountains, Sepulveda Canyon (talus slope on right hand side of road) Comment
  POM3745  Phacelia imbricata subsp. imbricata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  UC1400323  Phacelia imbricata subsp. patula Robert F. Thorne, C. W. Tilforth, J. Dourly, and R. Scogin 1972-8-11 42225 Los Angeles n slope of mt. near Buckhorn Station; San Gabriel Mts., Angeles National Forest, Mt. Waterman 2133 Comment
  RSA0076188  Phacelia longipes Scott D. White 1998-6-29 6831 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UC212200  Phacelia longipes I. M. Johnston 1917-8-21 Los Angeles head of San Antonio Canyon (Sleepy Hollow) San Antonio Mountains 2286 Comment
  SD86347  Phacelia lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3221 Los Angeles San Clemente, south of Eel Point 24 Comment
  POM3695  Phacelia minor L. R. Abrams 1901-4-3 1245 Los Angeles Cahuenja Pass Comment
  RSA0010526  Phacelia minor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6797 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC219299  Phacelia minor P. A. Munz, R. D. Harwood 1920-5-2 3818 Los Angeles San Dimas Canyon 457 Comment
  UCR190279  Phacelia minor R. G. Swinney 1998-8-1 6614 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA0003854  Phacelia minor Marcus E. Jones 1882-2-27 3031 Los Angeles Pasadena. Comment
  RSA0055023  Phacelia minor Jim Shevock 1970-3-8 28 Los Angeles Foothills of San Gabriel Mountains, above Sylmar. 335 Comment
  RSA310140  Phacelia mohavensis Wayen E. Sawyer 1981-6-16 52 Los Angeles Lily Spring. 2454 Comment
  RSA582238  Phacelia parryi Louis C. Wheeler 1932-7-2 893 Los Angeles San Dimas Canyon. Comment
  SEINET12280298  Phacelia parryi Unknown 1934-1 9237 Los Angeles Santa Monica coast range Comment
  LA201878  Phacelia ramosissima Arthur C. Gibson; 2003-5-17 4994 Los Angeles Comment
  SEINET13276818 Image available Phacelia ramosissima R. G. Swinney 2011-1 15452 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  SBBG16276  Phacelia tanacetifolia H. and M. Dearing 1930-4-15 1701 Los Angeles S of Palmdale Comment
  SD253476  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aquaduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  RSA428213  Phacelia tanacetifolia John S. Garth 1948-4-21 2689 Los Angeles Littlerock 762 Comment
  CAS-BOT-BC259061  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles Near corner of Western Ave. and 131st Street Comment
  RSA25957  Pholisma arenarium W. D. Pierce 1941-06 117 Los Angeles El Segundo. Comment
  SD217312  Pholistoma auritum Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4359 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  RSA459285  Pholistoma membranaceum J. P. Broughton, K. K. Muller 1971-4-2 1350 Los Angeles Soledad Canyon Road, ca. 5 miles south of Palmdale. Comment
  UCR97759  Pholistoma membranaceum A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19670 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just north of the RR and among gravel pits. 832 Comment
  RSA592051  Pholistoma racemosum Mark Hoefs, D. Propst 1973-4-24 196 Los Angeles Santa Catalina Island, Upper Descanso Canyon, West Fork, shade canyon bottom 244 Comment
  HSC15908  Phoradendron bolleanum C. E. Fellows 1965-10-28 183 Los Angeles 1 mi. SE of Longview Rd. (L.A. Co. N6) on Devils Punchbowl Park Rd., N foothills of San Gabriel Mtns. Comment
  RSA729455  Phoradendron bolleanum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  SBBG61554  Phoradendron bolleanum R. Hoffmann 1927-8-31 Los Angeles E slope of hill toward Acton Comment
  RSA97442  Phoradendron bolleanum F. W. Peirson 1918-6-16 32 Los Angeles West of Acton, north base of San Gabriel Mts. 915 Comment
  RSA590863  Phoradendron densum Orlando Mistretta 1994-4-12 1034 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA698141  Phoradendron densum J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon 1829 Comment
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Jun 10 2012
  LA209879  Phoradendron leucarpum subsp. macrophyllum Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  RSA420804  Phoradendron macrophyllum Edwin Kline 1925-8-16 s.n. Los Angeles Near Saugus. Comment
  RSA595583  Phoradendron macrophyllum Lauren Raz, Steve D. Boyd 1996-10-23 62 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 671 Comment
  RSA0030776  Physalis lancifolia Louis C. Wheeler 1931-7-21 394 Los Angeles 2 mi. N Claremont. 412 Comment
  RSA472033  Picris echioides A. M. Johnson 1933-5-17 s.n. Los Angeles Del Rey Salt Marsh. Comment
  RSA659887  Pinus attenuata Brian McColgan 1988-5-10 6 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
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Mar 27 2014
  UCSB78  Pinus lambertiana Haller, John 1957-10-28 Los Angeles Angeles Crest Highway, San Gabriel Mtns. 2133 Comment
  HSC1523  Pinus monophylla C. E. Fellows 1965-11-28 184 Los Angeles Ca. 1 mi. SE of Longview Rd., on Los Angeles Co. N6, N foothills of San Gabriel Mtns. Comment
  SEINET13276727 Image available Pinus monophylla R. G. Swinney 2011-1 14452 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. (Pacifico Mountain 7.5' Q.) 1219 Comment
  JEPS46894  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  CAS-BOT-BC136552  Piperia cooperi Le Roy Abrams 1901-4-1 1525 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR130140  Piperia cooperi F. R. Fosberg 1931-4-7 S- 04495 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Beach 20 Comment
  LA82519  Pityrogramma triangularis O. H. Kappler; 1941-3-30 163 Los Angeles Santa Monica Mountains, W fork, Las Trancas Canyon 365 Comment
  SBBG63859  Plagiobothrys arizonicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA80210  Plagiobothrys arizonicus F. W. Peirson 1934-3-11 11105 Los Angeles Antelope Buttes, 14 miles W of Lancaster, Mojave Desert Comment
  RSA0087328  Plagiobothrys canescens R. G. Swinney 2010-3-13 11877 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR193697  Plagiobothrys canescens R. G. Swinney 1999-4-8 7068 Los Angeles San Gabriel Mtns., Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  RSA0117600  Plagiobothrys canescens var. canescens A. C. Sanders 2008-4-10 34792 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
  RSA190969  Plagiobothrys collinus var. californicus R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36761 Los Angeles Santa Catalina Island, Head of Toyon Canyon Road, upper end W fork of Gallagher s Canyon 366 Comment
  SEINET3152909  Plagiobothrys nothofulvus G. B. Grant 1904-5-5 995 Los Angeles Altadena Comment
  CAS-BOT-BC60842  Planodes virginica Louis C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills. 304 Comment
  CATA2045  Plantago lanceolata Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 717 Los Angeles Santa Catalina Island: Along horse trail/fire road on E side of Avalon Canyon, above golf course 134 Comment
  UCSB9388  Plantago ovata var. fastigiata Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  LA29314  Platanus racemosa Mary V. Hood; 1942-12-16 42 96 k Los Angeles 128 Comment
  LA82101  Platanus racemosa O. H. Kappler; 1944-5-7 602 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA518252  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  RSA579502  Platystemon californicus var. crinitus Tim S. Ross, S. D. Boyd 1994-6-23 8041 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  LA200880  Plectritis ciliosa Louis C. Wheeler; 1932-3-26 537 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  RSA484231  Poa bulbosa Robert Gustafson 1978-5-2 889 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  RSA639728  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCD90263  Poa secunda A. A. Beetle 1942-4-24 2313 Los Angeles 6 miles W of Llano, Rt. 66. Comment
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Dec 10 2014
  UCR270515  Poa secunda R. G. Swinney 2010-4-13 12198 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR281164  Poa secunda R. G. Swinney 2014-4-10 16042 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
  UCR43343  Poa secunda David Charlton 1986-6-15 267 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
  RSA460147  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
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Apr 30 2011
  UC1063662  Polygonum Jerome S. Horton 1936-4-2 268 Los Angeles San Dimas Canyon, Flume 4 San Dimas Canyon; Pomona Quadrangle, San Dimas Experimental Forest, San Dimas Comment
  RSA464412  Polygonum aviculare subsp. aviculare Robert Gustafson 1981-4-29 2224 Los Angeles Along the Centinella drainage ditch west of Lincoln Blvd. Comment
  CATA3041  Polygonum aviculare subsp. depressum Amy Catalano 2016-3-20 050 Los Angeles Santa Catalina Island: Backyard of 106 Middle Ranch 185 Comment
  SD52850  Polygonum aviculare subsp. depressum Peter H. Raven 1962-7-11 18016 Los Angeles docks area, Wildon Cove, San Clemente Island 9 Comment
  POM122114  Polygonum lapathifolium Unspecified 1901-9-19 s.n. Los Angeles Summit of Mt. Lowe Comment
  UCR119234  Polygonum lapathifolium Jeremiah George 2001-8-26 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, 869 17th St. 12 Comment
  UCR146417  Polygonum lapathifolium Sandra L. Leatherman, Brian Daniels 1998-10-27 54 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  RSA177757  Polypodium californicum R. F. Thorne, Percy C. Everett 1965-5-12 34606 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  UCR272556  Polypodium californicum R. G. Swinney 2011-10-27 15897 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
  UCSB62425  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA725859  Polypogon interruptus R. G. Swinney 1998-5-9 6048 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  RSA651596  Polypogon monspeliensis Bob Edwards 1948-5-12 s.n. Los Angeles Found 4 1/2 mi. south of Puente. On La Hacienda Ave. 167 Comment
  UC50630  Polypogon monspeliensis J. H. Barber 1897-12-5 151 Los Angeles Santa Monica Comment
  POM7330  Polypogon viridis L. T. Street, G. Williams 1919-5-10 2695 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA599119  Polypogon viridis V. W. Steinmann 1996-4-7 825 Los Angeles San Gabriel Mountains. Along Mt. Baldy Road, 2.5 kilometers (by road) south of Baldy Village. 1100 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
  RSA187803  Populus X parryi Robert F. Thorne 1966-4-5 35877 Los Angeles Santa Catalina Island. Along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  RSA92888  Populus fremontii subsp. fremontii F. W. Peirson 1919-3-30 386 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 442 Comment
  LA211157  Populus trichocarpa Arthur C. Gibson; 2010-3-17 5318 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, E. Piuma Rd. Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR165239  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29481 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  LA52091  Prunus ilicifolia subsp. ilicifolia Carl Epling; L. Ellison 1929-3-30 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG105389  Prunus ilicifolia subsp. lyonii R. M. Beauchamp 1976-5-22 4122 Los Angeles below Lemon Tank 313 Comment
  UC1215171  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17703 Los Angeles n of Gray (San Clemente Island); San Clemente Island1000-1200 ft Comment
  RSA750098  Pseudognaphalium biolettii R. G. Swinney 2008-4-30 8702 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET2053764 Image available Pseudognaphalium biolettii Dave Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mountains. 609 Comment
  UCR91379  Pseudognaphalium biolettii Scott D. White 1995-3-15 2549 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC356554  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-2-3 7018 Los Angeles Hillside near mouth Laurel Canyon, Santa Monica Mts. Comment
  POM358743  Pseudognaphalium biolettii Robert Gustafson 1981-2-4 2100 Los Angeles Area 1, Ballona Wetlands. Comment
  SFV13509  Pseudognaphalium luteoalbum M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 914 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  UC63251  Pseudognaphalium ramosissimum Geo. B. Grant 1902-8-1 5056 Los Angeles Pasadena 304 Comment
  SD215416  Pseudognaphalium thermale Steve Boyd, Lauren Raz 1996-10-29 9116 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  LA94233  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-9 1820 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  RSA690859  Pteridium aquilinum var. pubescens May N. Ackley 1926-1 118 Los Angeles Canada Blvd. Glendale, California Comment
  RSA0110790  Pterostegia drymarioides Richard G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  CAS-BOT-BC421194  Pterostegia drymarioides H. E. Hasse 1901-7-1 s.n. Los Angeles Below head west fork San Gabriel Canon [Canyon] Comment
  RSA251463  Pterostegia drymarioides Robert F. Thorne 1973-4-11 42826 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  UCR116281  Purshia glandulosa B. G. Pitzer 1998-5-12 3714 .1 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  OBI44792  Purshia tridentata var. glandulosa David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-5-1 20051 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UC25276  Pycnanthemum californicum J. H. Barber 1897-6-30 239 Los Angeles Pierson's Mine Comment
  UC484282  Pycnanthemum californicum Ernest Braunton Sept. 1928 1022 Los Angeles 20 mi up San Gabriel Canyon 609 Comment
  UC993203  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  UCR70784  Quercus X grandidentata George B. Grant 1904-6-14 1931 Los Angeles Monrovia Comment
  UCSB27967  Quercus X grandidentata Lloyd, Robert 1959-3-12 Los Angeles Rear of 461 Norumbega in Monrovia, Calif., base of the foothills of the San Gabriel Mts. 182 Comment
  CAS-BOT-BC104379  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-6 33430 Los Angeles ca 800' (perhaps 1 mil. SW of Empire Landing), N Central part of Santa Catalina Island Comment
  RSA0025272  Quercus berberidifolia Justin M. Wood 2012-3-20 4643 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UCD45317  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR126577  Quercus berberidifolia A. C. Sanders 2003-4-17 26075 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  UCSB72448  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 365 Comment
  RSA476899  Quercus chrysolepis Bonnie C. Templeton 1932-6-17 4894 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA488015  Quercus chrysolepis Mark Hoefs, D. Propst 1974-5-10 465 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  UCD45447  Quercus chrysolepis Jack Delaini; Ken Zakar 1974-4-25 121 Los Angeles Frequent on E-facing slope and near stream. Elev. c. 1750 ft. 533 Comment
  RSA638861  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 1999-6-30 598 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA655468  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 327 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  RSA702434  Quercus durata var. gabrielensis Scott D. White 2004-7-28 10664 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA703268  Quercus durata var. gabrielensis D. E. Bramlet 2003-10-1 3529 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  SFV22025  Quercus durata var. gabrielensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 988 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UCR272315  Quercus durata var. gabrielensis Mitch Provance 2016-3-1 316- 23 Los Angeles San Gabriel Mountains, Altadena, lower slopes just NE of Canon Blvd. and Devonwood Rd. 570 Comment
  RSA0097612  Quercus engelmannii R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14351 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  RSA476793  Quercus engelmannii E. S. Spalding 1926-3-13 15137 Los Angeles Monrovia Canyon Comment
  RSA87163  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 miles NE La Verne 404 Comment
  SEINET6093540  Quercus engelmannii F. R. Fosberg 1931-1-7 7105 Los Angeles Sierra Madre. Comment
  UCD46031  Quercus engelmannii Jack McCaskill 1966-11-27 1 Los Angeles Tallac Knoll, Los Angeles State and County Arboretum, Arcadia, Los Angeles County, California. Comment
  UCR153492  Quercus kelloggii L. C. Wheeler 1967-9-5 10695 Los Angeles Transverse Ranges/San Gabriel Mtns, Lupine Campground, Prairie Fork 1982 Comment
  RSA0017015  Quercus kelloggii F. W. Peirson 1919-6-14 1708 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1982 Comment
  UCD46862  Quercus lobata J. M. Tucker; Barbara Rice 1966-10-7 4012 Los Angeles Oak Grove Canyon, ca. 2.7 miles southeast of Three Points, beside road from Gorman to Elizabeth Lake, Los Angeles, California. Comment
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Mar 28 2014
  JEPS37326  Quercus pacifica W. L. Jepson 1908-7-13 3048 Los Angeles Catalina Island Comment
  JEPS40262  Quercus pacifica Mrs. Blanche Trask 1834-4-23 Los Angeles Bell Mt. Spring Catalina Island Comment
  RSA679309  Quercus pacifica Mark A. Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 367 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  RSA488453  Quercus tomentella Mark Hoefs 1974-9-25 549 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 69 Comment
  SBBG41300  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  POM284118  Quercus turbinella Lyman Benson 1949-11-17 14298 Los Angeles 1.5 miles south of Lebec Hill East of U.S99, Tehachapi Mt. San Joaquin Valley. 1159 Comment
  CAS-BOT-BC104857  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-9-21 8305 Los Angeles Liebre Mountains. Liebre Mountain: upper W summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-360 m ENE of Sandberg Triangulation Point (5345-ft) 1623 Comment
  RSA655350  Quercus wislizeni var. frutescens LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains: Hostetter Mountainway. 915 Comment
  RSA191100  Rafinesquia californica R. F. Thorne, M. Z. Thorne 1967-6-25 37109 Los Angeles San Gabriel Mountains: Upper Evey Canyon 854 Comment
  RSA617730  Rafinesquia californica Scott D. White, Sandy Leatherman 1998-5-22 6561 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR273153  Rafinesquia californica R. G. Swinney 2011-6-22 15277 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  CAS-BOT-BC379001  Ranunculus aquatilis var. diffusus P. A. Munz 1922-5-16 5601 Los Angeles San Dimas, sluggish brook east of Puddingstone Canyon 366 Comment
  SBBG82792  Ranunculus californicus var. californicus M. Bufkin -Apr-1895 Los Angeles Pasadena Comment
  SBBG18364  Ranunculus cymbalaria M. A. Piehl 1963-8-8 63829 Los Angeles NW of Big Pine Rec Area Comment
  RSA187752  Ranunculus hebecarpus Robert F. Thorne 1966-4-7 35959 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA400001  Ranunculus hebecarpus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  CDA7610  Ratibida columnifera R. E. Riefner Jr. 2007-7-5 07 -300 Los Angeles Santa Monica Mountains National Recreation Area, La Jolla Canyon, Pacific Coast Highway. Comment
  RSA648643  Rhamnus californica subsp. californica Fred Brooks 1988-5-7 30 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  UC33650  Rhamnus californica subsp. californica J. Burtt Davy Oct 1896 2727 Los Angeles Santa Monica Comment
  LA207767  Rhamnus crocea Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  UC450951  Rhamnus crocea Fay A. MacFadden 1931-3-10 39 E Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC59848  Rhamnus ilicifolia G. B. Grant 1901-4-7 s.n. Los Angeles Laurel Canyon. Comment
  RSA199020  Rhamnus ilicifolia W. M. Gauntt 1966-4-16 153 Los Angeles Junction of Glendora Mt. Road and San Gabriel Canyon Road. 915 Comment
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Jun 16 2014
  RSA624981  Rhamnus ilicifolia Louis C. Wheeler 1963-6-25 8264 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  RSA748680  Rhamnus ilicifolia R. G. Swinney 2008-3-31 8581 Los Angeles Glendora Mountain summit 1003 Comment
  CAS-BOT-BC59846  Rhamnus ilicifolia G. B. Grant 1900-4-12 s.n. Los Angeles unspecified. Comment
  POM323028  Rhamnus pirifolia Reid V. Moran 1975-8-23 22682 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  SBBG13807  Rhamnus pirifolia M. A. Piehl 1962-10-3 62537 Los Angeles Cape Cyn 243 Comment
  UC1587583  Rhus Tim Ross, Annette Ross 1991-9-7 5959 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 359 Comment
  POM156271  Rhus integrifolia L. R. Abrams 1902-6-17 2559 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA101666  Rhus integrifolia G. R. Proctor 1944-01 767 Los Angeles Sand dunes at El Segundo. Comment
  RSA239457  Rhus integrifolia E. R. Blakley 1963-12-7 6328 Los Angeles San Clemente Island, toward Pyramid Cove; mouth of first large canyon W. of Pyramid Head 23 Comment
  RSA386481  Rhus integrifolia M. B. Dunkle 1939-4-3 7239 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  SBBG98462  Rhus integrifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5057 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  UCR38965  Rhus integrifolia David J. Keil 1983-8-23 17868 Los Angeles South Coast, Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 30 Comment
  RSA0014726  Rhus integrifolia Laura Moore 1999-4-10 13 Los Angeles Pitzer College, Claremont; Center of Outback, across trail from small Quercus agrifolia. 351 Comment
  LA62980  Rhus ovata F. R. Fosberg; 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, upper falls 150.0 Comment
  SEINET12236057  Rhus ovata D. P. Reagan 1974-1 2 Los Angeles Cherry Canyon, approximately 5 mi N. of Castaic Comment
  SEINET6059132  Rhus trilobata Unknown 1996-5-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CAS-BOT-BC92287  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Gabriel Mountains. San Dimas Canyon. 533 Comment
  UCD102100  Ribes amarum Geoffrey Levin 1974-4-27 60 Los Angeles Evey Canyon, a side canyon on San Antonion Canyon. San Gabriel Mountains, Santa Ana River, Pacific Slope drainage basin. 751 Comment
  UCSB2585  Ribes amarum Kraebel, C. 1932-1 Los Angeles San Dimas Canyon; Angeles Forest Comment
  SDSU19992  Ribes aureum S. H. Bullock 1968-3-29 21 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  UC519887  Ribes aureum var. gracillimum O. A. Plunkett 1926-3-6 Los Angeles Sierra Madre Santa Anita Canyon Comment
  UCD102118  Ribes aureum var. gracillimum Daryl Koutnik 1978-3-24 162 Los Angeles east side of Sierra Creek Road between Kanan Road and Mulholland Hwy. 243 Comment
  POM307118  Ribes californicum var. hesperium Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1971 Los Angeles Eaton Canyon, Altadena. Comment
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Dec 10 2015
  RSA476450  Ribes californicum var. hesperium Unspecified 1920-06 s.n. Los Angeles Santa Monica Range, Canyon of low Mts. Comment
  RSA0116699  Ribes cereum R. G. Swinney 2010-9-30 13936 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA165700  Ribes cereum var. cereum Wesley O. Griesel 1963-6-5 803 Los Angeles summit Throop Peak 2774 Comment
  RSA0008290  Ribes divaricatum var. parishii Fredrick V. Coville, Rimo Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  RSA0008292  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  CAS-BOT-BC173112  Ribes indecorum A. J. Perkins 1917-2-23 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  POM362  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont. Comment
  UC2026410  Ribes indecorum Louis C. Wheeler 1946-12-14 6453 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon. Comment
  RSA0025039  Ribes indecorum K. Steddom 1994-4-10 1 Los Angeles USFS trail 7W12 Baldy Tr. 1600 Comment
  UCR143440  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  SD215555  Ribes malvaceum var. malvaceum Tim Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon Red Box Road (1N24) 2.6 miles below Pine Mountain junction; 80 degrees ENE, ca. 1720 meters distant from Pine Mountain (4539'). 1032 Comment
  SFV15494  Ribes malvaceum var. malvaceum E. J. Spencer 1992-2-14 9 Los Angeles West side of The Old Road, mile post 1.75. 457 Comment
  RSA133400  Ribes malvaceum var. viridifolium Peter H. Raven 1959-2-23 13802 Los Angeles 1 mile north of Junction with Mulholland Drive 503 Comment
  UC921823  Ribes malvaceum var. viridifolium Ira W. Clokey, B. Templeton May 1929 4493 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  RSA0021016  Ribes roezlii var. roezlii Duncan S. Bell, Caitlin Elam 2013-7-11 5363 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  UC1595386  Ribes speciosum Tim Ross 1991-3-10 4214 Los Angeles e side RSA (near w edge of field station grounds); Claremont, Bernard Field Station 391 Comment
  SD181487  Ribes viburnifolium Robert F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, east-northeast slope of Blackjack Mine. Gully along airport road, in shade. 456 Comment
  RSA652396  Ricinus communis R. Spence, N. Evenhuis 1974-8-12 s.n. Los Angeles Puddingstone Res. Comment
  RSA670039  Ricinus communis Joseph M. Keefe 2001-3-19 31162 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  UCSB50278  Robinia pseudoacacia Reisentz, Paul 1977-4-2 Los Angeles Corner of Hatteras and Yolanda, Reseda 243 Comment
  UC1584270  Rosa californica Tim Ross and Steve Boyd 1990-6-6 2855 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' Quad., San Francisquito Canyon 926 Comment
  RSA763107  Rosa woodsii R. G. Swinney 2008-8-13 9360 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  RSA199042  Rosmarinus officinalis W. M. Gauntt 1966-4-30 172 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA598898  Rubus discolor Steve D. Boyd, Tim S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA626979  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  RSA0110934  Rubus ursinus Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC421765  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles California Islands. San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  CAS-BOT-BC433248  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-5-5 14114 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 274 Comment
  UCR216871  Rumex crispus R. G. Swinney 2009-3-13 10105 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  CAS-BOT-BC433571  Rumex hymenosepalus Timothy S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes]. 960 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
  UC1129921  Rupertia physodes Jerome S. Horton 1937-6-1 449 Los Angeles trail back of Monroe; Pomona Quadrangle, Monroe watershed Comment
  LA33890  Ruppia cirrhosa Peter H. Raven; Henry J. Thompson 1959-10-18 14656 Los Angeles 1 Comment
  RSA401564B  Salazaria mexicana Leota Brice 1930-5-22 s.n. Los Angeles Palmdale. Comment
  RSA763249  Salazaria mexicana Justin M. Wood 2010-5-10 1641 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCLA55081  Salazaria mexicana A. M. Johnson 1932-4-17 3988 Los Angeles 10 mi w Palmdale; w of Palmdale Comment
  CAS-BOT-BC108065  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1 1/4 mile east southeast Honby 457 Comment
  POM2071  Salix exigua I. M. Johnston 1917-5-13 1242 Los Angeles El Monte. 91 Comment
  RSA571279  Salix exigua Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8320 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  LA33900  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-10-18 14668 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  POM362613  Salix laevigata I. W. Clokey, Bonnie C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon. 800 Comment
  RSA187950  Salix laevigata Robert F. Thorne 1966-4-29 36270 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  SD1034  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mountains 14 Comment
  POM362723  Salix lasiolepis Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles River, Los Angeles. Comment
  RSA0056249  Salix lasiolepis Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area. 2098 Comment
  RSA167823  Salix lasiolepis Robert F. Thorne, Percy C. Everett 1964-2-7 33490 Los Angeles Santa Catalina Island. Upper end of lake, Middle Canyon Ranch. 198 Comment
  SBBG13710  Salix lasiolepis P. H. Raven 1962-5-20 17801 Los Angeles Bullrush Cyn, about opposite ranch in Middle Cyn 213 Comment
  UC1600832  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles about 9.5 km above Azusa; Lower San Gabriel Canyon 300 Comment
  UC625159  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  LA31627  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14335 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA607576  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  UCD99412  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  UCR259758  Saltugilia australis R. G. Swinney 2010-5-11 12634 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  IRVC28666  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  RSA491792  Salvia apiana James L. Reveal 1988-5-17 6779 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA599997  Salvia apiana Steve Boyd, Lauren Raz 1997-5-28 9837 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
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  RSA442845  Salvia apiana William Emboden 1969-5-28 35 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442853  Salvia apiana William Emboden 1969-5-28 44 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC57016  Salvia carduacea Ernest Braunton 1902-4-29 200 Los Angeles North Pomona Comment
  UCSB7839  Salvia carduacea Holmes, John 1963-5-3 Los Angeles along Calif 138; 4.8 miles west of San Bernardino County line 944 Comment
  RSA0073249  Salvia carnosa Bonnie C. Templeton, H. J. Andrews 1938-3-22 1688 Los Angeles Mint Canyon. Comment
  RSA199695  Salvia columbariae I. W. Clokey, Bonnie C. Templeton 1929-04 4495 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA401449B  Salvia columbariae Freda Detmers 1931-5-10 s.n. Los Angeles Foothill Blvd, Near Azusa. Comment
  UCR280522  Salvia columbariae R. G. Swinney 2014-4-10 16011 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
  CDA40945  Salvia columbariae Phillipson 1915-4-2 5 .2.A Los Angeles Monrovia. Comment
  OBI13548  Salvia dorrii var. pilosa Louis C. Wheeler 1932-4-9 573 Los Angeles 4 mi W Fairmont, mohave Desert 914 Comment
  RSA344356  Salvia leucophylla Michael C. Long 1982-6-25 247 Los Angeles Placerita Canyon Road, San Gabriel Mountains, ca. 0.5 mi. E of Hwy 14 (Antelope Valley Fwy). 396 Comment
  UC50294  Salvia leucophylla H. M. Hall 1902-5-11 3258 Los Angeles Sierra Santa Monica Comment
  CATA585  Salvia mellifera Mark L. Hoefs 1991-4-7 1023 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  HSC14363  Salvia mellifera David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  POM50248  Salvia mellifera L. W. Nuttall 1920-5-11 s.n. Los Angeles Santa Catalina Island. Comment
  RSA656388  Salvia mellifera Ray Vose 1980-5-31 s.n. Los Angeles Verdugo Mountains: Location 20-30 yards south of 3420 Figueroa Street, Glendale. 412 Comment
  UCD125598  Salvia mellifera Kenneth R. Montgomery; Thomas W. Strid 1973-4-13 73- 8 Los Angeles on north facing slope at Dillon Divide, San Gabriel Mountains, California. Site of LASCA Cistus field plot. Comment
  UCR152889  Salvia mellifera A. C. Sanders, Helen Kennedy 2005-4-13 29432 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA650339  Sambucus caerulea Guy C. Black 1948-4-23 s.n. Los Angeles Approx. 4 mi. west of Covina near Baldwin Park. 213 Comment
  RSA771774  Sambucus mexicana R. G. Swinney 2009-5-20 10816 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  SEINET12319541  Sambucus mexicana Unknown 1980-1 8 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. & Temescal Cyn. Rd., Pacific Palisade 168 Comment
  CATA2904  Sambucus nigra subsp. caerulea Sara L. Crockett, Michael Daligdig 1996-10-21 10 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  RSA0069772  Sambucus nigra subsp. caerulea LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6990 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
  LA94339  Sambucus nigra subsp. canadensis Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA470993  Sanicula arguta Anstruther Davidson 2343 Los Angeles Hollywood. Comment
  RSA485829  Sanicula arguta T. S. Elias, Orlando Mistretta 1988-2-10 10671 Los Angeles San Clemente Island: just south of field station on East side of island. Comment
  UC1244690  Sanicula arguta R. O. Ornduff, Roy L. Taylor 1960-3-18 4382 Los Angeles opposite power plant near Pebble Beach (Santa Catalina Island); Santa Catalina Island Comment
  SEINET7063487  Sanicula bipinnata A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UC21357  Sanicula crassicaulis J. H. Barber 1897-3-18 104 Los Angeles Santa Monica Canyon Comment
  UCR88703  Sanicula graveolens Scott D. White, Chet McGaugh 1995-5-9 2981 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR229507  Sapium sebiferum Kai T. Palenscar, Dwight Williams 2011-8-24 s.n. Los Angeles South Coast; Los Angeles Basin, Whittier, San Gabriel River c. 300 m west of 605 Fwy overpass, NE of 60 Fwy, south side of river course 71 Comment
  RSA230248  Sarcodes sanguinea R. F. Thorne 1969-7-2 38325 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  RSA255806  Sarcodes sanguinea Gary D. Wallace 1969-6-23 822 Los Angeles along angeles Crest Hwy. (st. Hwy 2) 1-2 mi. E of Ridgecrest, 200 yds. W of a picnic ground, Comment
  RSA471118  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles Jackson Lake, Big Pines Park 1768 Comment
  SFV16907  Sarcodes sanguinea M. Smith 1997-5-2 6 Los Angeles San Gabriel Mountains Bandido Group Campground, near Mount Hillyer. 1768 Comment
  RSA584127  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Fritsch 1990-6-8 1968 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  CAS-BOT-BC239929  Schismus arabicus J. Von Loh 1978-7-11 3376 Los Angeles Edwards AFB Comment
  LA103575  Schismus arabicus Barry A. Prigge; 1986-3-29 7152 .1 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  SBBG113281  Schismus arabicus S. A. Junak 1997-6-4 SCa 419 Los Angeles lower rd to Empire Landing; rock quarry site 12 Comment
  UCR271916  Schismus barbatus R. G. Swinney 2010-3-24 12075 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA600601  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  UCR101731  Schoenoplectus californicus L. C. Wheeler 1946-7-28 6221 Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo, 0.25 mi north of San Gabriel Blvd. 58 Comment
  RSA366003  Schoenoplectus californicus Dayton, Dayton 1925-4-15 s.n. Los Angeles NE side of Baldwin Hills, L.A. vicinity. Comment
  RSA590507  Schoenoplectus pungens Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6825 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 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
  UCR8286  Scirpus microcarpus A. H. Gallup 1949-7-17 s.n. Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  UC723815  Scrophularia californica Joseph Andorfer Ewan IV 1933 10920 Los Angeles Higgins Canyon; Santa Monica Mts 304 Comment
  SEINET12287679  Scrophularia californica I. W. Clokey, Templeton, B. 1929-1 4573 Los Angeles Mandeville Canyon, Santa Monica Mts 300 Comment
  RSA656207  Scrophularia californica subsp. californica Joseph M. Keefe 1978-4-9 22597 Los Angeles Verdugo Mountains: 400 meters southeast of Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale. Comment
  CDA41982  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the E of the Botanic Garden) Comment
  NY42989  Scrophularia villosa J. B. Walker 1995-4-8 1326 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  POM220066  Scrophularia villosa F. R. Fosberg 1932-5-6 8133 Los Angeles Santa Catalina Island, Big Wash Canyon, Avalon 25 Comment
  RSA518236  Scrophularia villosa O. F. Clarke 1968-2-25 s.n. Los Angeles Santa Catalina Island. Within 0.5 mi of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island. Comment
  RSA79456  Scrophularia villosa F. W. Peirson 1922-4-10 3438 Los Angeles San Clemente Island, about 10 miles SE of Wilson's Cove Comment
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May 16 2008
  CAS-BOT-BC341087  Scutellaria mexicana Roxana S. Ferris 1918-6-12 936 Los Angeles 5 miles south of Lancaster Comment
  UCSB37367  Scutellaria mexicana Bates, Loretta 1978-5-28 Los Angeles Junction of Highway 138 and Black Butte Basin Rd Comment
Read comments
Nov 12 2014
  CATA1810  Selaginella bigelovii Benjamin E. Carter 2012-8-23 6996 Los Angeles Santa Catalina Island: Airport Road, ca. 100m south of the airport 470 Comment
  LA94001  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1704 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  LA5825  Selaginella bigelovii A. M. Johnson; 1934-3-16 4378 Los Angeles Comment
  RSA601047  Senecio flaccidus var. douglasii Steve Boyd, Lauren Raz 1997-6-18 9981 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR272532  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  UCR209487  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles San Gabriel Mountains, 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  JEPS37247  Senecio vulgaris F. W. Peirson 1918-10-21 290 Los Angeles Opids Camp San Gabriel Mts., West Fork San Gabriel River 1219 Comment
  RSA473105  Senecio vulgaris Elbert Benjamine 1929-3-17 107 Los Angeles Vacant lot, Burbank Comment
  RSA741028  Setaria parviflora Justin M. Wood 2009-1-3 282 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  UC1922956  Setaria parviflora LeRoy Gross 2007-5-16 2729 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side of the range. Near end of Roscoe Blvd. that runs up into Chandler Canyon. Opposite side of street of 9960 address. Near 305 Comment
  POM49674  Sidalcea malviflora subsp. sparsifolia L. R. Abrams 1901-4-8 1436 Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  RSA187736  Silene antirrhina R. F. Thorne 1966-4-7 35941 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  RSA65710  Silene antirrhina F. W. Peirson 1921-6-19 2681 Los Angeles North Fork of San Gabriel River 1006 Comment
  CHSC95854  Silene gallica LeRoy Gross 2001-2-17 338 Los Angeles Verdugo Mountains, North side: East of Hostetter Mountainway, follow dirt road that splits east of Hostetter parallel with 210 freeway. This road dips down into a canyon then climbs back up and around the first ridge east facing slope. 548 Comment
  RSA593579  Silene gallica Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8911 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA708678  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  LA33910  Silene gallica Peter H. Raven; 1959-4-4 13979 Los Angeles 21 Comment
  RSA0091870  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1542 Los Angeles Santa Catalina Island. Cottonwood Canyon, along N side of Cottonwood-Blackjack Road, ca. 1.65 miles WSW of Blackjack Peak. 304 Comment
  CAS-BOT-BC174893  Silene laciniata Henry J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  CAS-BOT-BC174901  Silene laciniata E. K. Balls; P. C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon, Santa Monica Mts. 152 Comment
  CAS-BOT-BC389107  Silene laciniata subsp. californica Lester Rowntree 1937-5-7 s.n. Los Angeles Bouquet Canon [Canyon] trail Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  RSA65035  Silene parishii F. W. Peirson 1918-9-7 38 Los Angeles trail from San Gabriel Peak to Mt. Wilson 1706 Comment
  RSA65064  Silene verecunda subsp. platyota F. W. Peirson 1920-9-15 2284 Los Angeles Mt. San Antonio, north slope 2819 Comment
  RSA729304  Silene verecunda subsp. platyota R. G. Swinney 1998-7-2 6211 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA660269  Silene verecunda subsp. platyota Orlando Mistretta, Peter L. Morrell 1992-6-4 499 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  CATA1425  Silybum marianum Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2586 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR154192  Silybum marianum A. C. Sanders, T. B. Salvato 2005-5-24 30244 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  CAS-BOT-BC74960  Sinapis arvensis John I. Carlson 1918-5-5 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  SBBG2553  Sisymbrium altissimum H. and M. Dearing 1940-4-25 4240 Los Angeles Mint Cyn Comment
  UC402609  Sisymbrium altissimum D. L. Crawford 1915-7-2 563 Los Angeles Claremont Comment
  UCD115497  Sisymbrium altissimum Daryl Koutnik; Bruce Holguin 1978-4-1 210 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Highway. 890 Comment
  UCR205242  Sisymbrium altissimum R. G. Swinney 2005-8-11 8448 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  PASA2075  Sisymbrium altissimum Frank W. Peirson 1921-5-18 Los Angeles 1 miles south of Saugus Comment
  RSA762451  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10010 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR178898  Sisymbrium erysimoides R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 0.8 mi east of Glendora Mtn Road 412 Comment
  UC4232  Sisyrinchium bellum J. H. Barber 1897-3-21 79 Los Angeles near Soldier's Home Comment
  UCR202697  Sisyrinchium bellum R. G. Swinney 2001-8-11 8040 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA306753  Sisyrinchium bellum Henry J. Ramsey 1937-7-18 1645 Los Angeles Soldiers Creek Comment
  RSA422377  Solanum douglasii F. R. Fosberg 1931-3-20 S- 4312 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  SD143698  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. Comment
  POM158267  Solanum douglasii M. B. Dunkle 1928-5-27 1973 Los Angeles Hamilton Canyon; San Clemente Island. 15 Comment
  RSA526520  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-7 4259 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR93947  Solanum mauritianum Harry Spilman 1996-6-15 s.n. Los Angeles Pasadena: west side of Arroyo Seco flood control channel, c. 30 m north of San Rafael St. Bridge 244 Comment
  POM220639  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-6 1125 Los Angeles 2 mi. NNE Claremont 427 Comment
  CAS-BOT-BC83637  Solanum umbelliferum L. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson. 1524 Comment
  RSA0105750  Solanum umbelliferum R. G. Swinney 2011-7-7 15446 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA127409B  Solanum umbelliferum Robert Gustafson 1978-6-1 963 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA427416  Solanum umbelliferum Gale Sphon 1959-5-9 332 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  RSA603339  Solanum umbelliferum Scott D. White 1997-5-22 5217 Los Angeles Azuza; alluvial fan E and W of levee; between Foothill Blvd. crossing and San Gabr. Valley Gun Club. 183 Comment
  CAS-BOT-BC156797  Solanum umbelliferum R. F. Thorne; C. W. Tilforth 1971-6-30 40782 Los Angeles San Gabriel Mts., Angeles National Forest: Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S Fork of Little Rock Creek 1585 Comment
  POM339143  Solanum umbelliferum F. R. Fosberg 1932-5-19 8186 Los Angeles Alluvial ban at mouth of San Dimas Blvd. Comment
  RSA427379  Solanum wallacei M. B. Dunkle 1928-2-19 1709 Los Angeles Hay Press, Santa Catalina Island. Comment
  UCR149826  Solanum xanti var. intermedium Scott D. White, Pam Devries 2004-5-18 10410 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  RSA761706  Solidago californica R. G. Swinney 2008-10-10 9569 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  POM4685  Solidago canadensis var. gilvocanescens J. Q. Adams 1905-1 s.n. Los Angeles Soldiers Home. Comment
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  SBBG63001  Solidago confinis R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR101256  Soliva sessilis L. C. Wheeler 1957-3-22 7247 Los Angeles City of Los Angeles, NE of old wing of Los Angeles County Museum, Exposition Park. 54 Comment
  UCR256460  Sonchus asper R. G. Swinney 2010-6-8 13191 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  RSA512068  Sorghum halepense L. C. Wheeler 1966-9-21 8897 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
  RSA0106495  Spartium junceum R. G. Swinney 2011-10-18 15831 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA664089  Spartium junceum Marianne Marshall 1981-5-29 19 Los Angeles Ca. Hwy 39, 9.0 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UCD15668  Spartium junceum Anne B. Overturf 1989-5-28 24 Los Angeles Eaton Canyon. 365 Comment
  SBBG113114  Spergularia bocconi S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 620 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  UCR126732  Spergularia bocconi A. C. Sanders, Andy Thomson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  SBBG69972  Spergularia marina M. N. Ackley -Feb-1928 78 Los Angeles Linwood 24 Comment
  UC57022  Stachys ajugoides var. rigida Ernest Braunton July 1902 544 Los Angeles Griffith Park Comment
  POM223057  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA219229  Stachys albens C. W. Tilforth, John Dourley 1970-9-17 308 Los Angeles East Fork San Gabriel River. Comment
  RSA587254  Stachys albens Orlando Mistretta 1994-5-13 1204 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  HSC79820  Stachys bullata Richard S. Hood 1969-5-20 266 Los Angeles 1.5 mi. NE of Cahuenga Peak on Griffith Park Dr. in Griffith Park 244 Comment
  UC1211031  Stellaria media Huron H. Smith 1912-6-12 5087 Los Angeles Cherry Canyon Cherry Canyon, Santa Catalina Island; Santa Catalina Island 121 Comment
  UCR194284  Stellaria media R. G. Swinney 1999-4-9 7085 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR205552  Stellaria media R. G. Swinney 2008-5-30 8879 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
  CAS-BOT-BC397708  Stellaria nitens Peter H. Raven 1959-5-9 14177 Los Angeles Mulholland Hwy 1 mile W of Las Virgenes Rd., Malibu Creek drainage, Santa Monica Mountains 274 Comment
  RSA474177  Stephanomeria cichoriacea Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  LA30490  Stephanomeria diegensis Jane Turner; T. Mosquin 1958-11-16 C 44 Los Angeles Santa Monica Mountains, 4.3 mi. W of fire station Comment
  CAS-BOT-BC375308  Stephanomeria exigua subsp. coronaria Marcus E. Jones 1900-7-12 6423 Los Angeles Long Beach Comment
  RSA596993  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1996-9-24 8967 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  POM290699  Stephanomeria exigua subsp. exigua Arthur L. Cohen 1935-8-2 521 Los Angeles Park. Comment
  RSA128783  Stephanomeria virgata P. H. Raven, Henry J. Thompson 1958-10-11 13750 Los Angeles Santa Monica Mountains. Lat N 34 deg.; Long. 118 deg. to 119 W. Tuna Canyon Road 0.5 miles from Saddle Peak Road 518 Comment
  SFV10288  Stephanomeria virgata M. J. Teiman 1978-10-15 5 Los Angeles Playa del Rey wetlands. 0.5 miles south of Marina del Rey channel. 2 Comment
  CAS-BOT-BC375806  Stephanomeria virgata Alice Eastwood 1916-8-1 s.n. Los Angeles Los Angeles Comment
  SBBG67706  Stillingia linearifolia R. Hoffmann 1929-4-27 Los Angeles near Roosevelt Comment
  RSA0115696  Stipa cernua Andrew C. Sanders 2006-5-16 32302 Los Angeles Transverse Range; Liebre Mtns. Region: 0.5 mi west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  SEINET10827377  Stipa cernua Carl C. Epling 1926-4-10 Epling s.n. Los Angeles Sauta Susanna Pass. Comment
  UCR270982  Stipa coronata R. G. Swinney 2011-6-14 15130 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  IRVC26336  Stipa lepida A. C. Sanders, Andy Thompson 2003-4-15 25994 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA0119760  Stipa lepida R. G. Swinney 2014-5-19 16581 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
  UCR62855  Stipa occidentalis B. Lennart Johnson 1957-4-26 G- 46 Los Angeles Near Newhall on Hwy 6 Comment
  UCR255491  Stipa pulchra Dan S. Cooper 2014-5-30 514- 47 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, '1-Mile Tree' at clay lens on west side of upper Western Canyon 261 Comment
  RSA0076957  Stipa speciosa R. G. Swinney 2010-5-19 12823 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA191639  Stuckenia pectinata Robert F. Thorne, M. Z. Thorne 1966-8-29 36603 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  RSA596100  Stuckenia pectinata Mark Haefs, Robert F. Thorne, Janet Takara 1995-7-25 2436 Los Angeles Echo Lake, Santa Catalina Island. 396 Comment
  RSA393789  Stylocline gnaphaloides L. C. Wheeler 1934-4-17 2528 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  RSA305704  Stylomecon heterophylla Mark Hoefs, D. Propst 1973-5-4 253 Los Angeles Santa Catalina Island, By W end road just beyond Cherry Cove, Near Lyon's Head Point 46 Comment
  RSA711443  Suaeda moquinii LeRoy Gross 2005-5-19 2308 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA313367  Suaeda taxifolia R. F. Thorne 1973-4-12 42913 Los Angeles San Clemente Island, Salina at Horse Cove, S end of island 3 Comment