Search Results — 2000 specimen records retrieved (1544 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC586930  Abies concolor Joseph Andorfer Ewan 1934-8-9 8306 Los Angeles Williamson-Islip Saddle San Gabriel Mts. 2057 Comment
  UC792434  Abronia maritima Ira L. Wiggins 1949-2-22 11967 Los Angeles nw end of San Clemente Island San Clemente Island Comment
  UC851627  Abronia maritima F. R. Fosberg 1931-5-16 s 4881 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  CAS-BOT-BC383914  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  LA25885  Abronia umbellata subsp. umbellata Judith Webb; 1955-3-26 sn Los Angeles Comment
  UCR255474  Acacia Dan S. Cooper 2014-6-26 614- 27 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  UCR254869  Acacia baileyana Dan S. Cooper 2014-6-26 614- 76 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  CATA3242  Acacia melanoxylon Julia Parish, Ben Dion, Megan Marshall, Monica Tydlaska 2017-1-9 001 Los Angeles Santa Catalina Island: Behind/southwest of house near entrance to Airport, in landscaping 492 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  RSA0036778  Acer macrophyllum Paul M. Inman 1983-5-8 50883 -20 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, at the first weir above Hoegee's Camp, Winter Creek. Comment
  UCR219440  Acer macrophyllum R. G. Swinney 2009-3-28 10179 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  SD30730  Achillea millefolium Frances Post 1931-5-13 Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
Read comments
Jul 11 2010
  UC284788  Achillea millefolium P. A. Munz 1923-4-9 6647 Los Angeles stony slope on east coast San Clemente Island Comment
  SEINET2146063  Achillea millefolium var. californica C. M. Coad 1971-4-22 118 Los Angeles N. end of Sycamore Canyon (at end of Indian Hill Blvd. in Claramont), San Gabriel Mt. Range 640 Comment
  POM116126  Achnatherum coronatum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UC333641  Achnatherum coronatum unknown 1891-7-16 Los Angeles near Pomona Comment
  CAS-BOT-BC260446  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  UCD50361  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles Along US Highway 99, 5 miles S of Gorman. 1005 Comment
  RSA729643  Achnatherum parishii subsp. parishii R. G. Swinney 1998-7-2 6241 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SFV10353  Achyrachaena mollis M. L. Vincent 1963-5-22 355 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  SBBG118154  Acmispon argophyllus var. argenteus F. R. Fosberg 1931-3-18 4294 Los Angeles Hamilton Cyn 10 Comment
  SDSU4345  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-3-18 292 Los Angeles San Clemente Island. Comment
Read comments
May 16 2008
  CHSC34415  Acmispon grandiflorus var. grandiflorus John Sully 1972-4-22 9 Los Angeles 5 mi. N of Malibu in Las Flores Rd. in Cold Creek Cyn. in Santa Monica Mtns. 609 Comment
  LA52414  Acmispon maritimus var. maritimus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG118143  Acmispon micranthus F. R. Fosberg 1931-7-16 5428 Los Angeles Gallagher Cyn, left fork 30 Comment
  RSA0019446  Acmispon strigosus Orlando Mistretta, Youssef Atallah 2011-8-12 6030 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  SBBG31388  Acmispon strigosus R. F. Thorne 1966-4-6 35891 Los Angeles between White and Moonstone Coves 15 Comment
  SD75505  Acmispon strigosus Reid Moran 1941-2-25 610 Los Angeles Santa Catalina Island, north of Wilson's Harbor, grassy slope above the sea 49 Comment
  CAS-BOT-BC29200  Acourtia microcephala Howard E. McMinn 1924-7-25 1323 Los Angeles Catalina Island Comment
  SD234030  Acourtia microcephala Mary H. Ward 1970-6-19 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena. 305 Comment
  CAS-BOT-BC29721  Acroptilon repens Peter H. Raven; Henry J. Thompson 1959-10-31 14731 Los Angeles Santa Monica Mountains, Rose Avenue at Walgrove Avenue in Santa Monica 45 Comment
  CHSC3731  Adenostoma fasciculatum Sue Boerqadine 1966-5-26 Los Angeles San Raphael Hills. 213 Comment
  HSC18437  Adenostoma fasciculatum C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA0101282  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-6-22 15259 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA390567  Adenostoma fasciculatum var. fasciculatum Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA727403  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6162 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA0040210  Adiantum capillus-veneris Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  CAS-BOT-BC65641  Adiantum jordanii Geo. B. Grant 1901-1-1 177 Los Angeles Pasadena Comment
  RSA3868  Adiantum jordanii L. R. Abrams, I. L. Wiggins 1931-7-6 368 Los Angeles San Clemente Island: vicinity of Mosquito Harbor. Comment
  CAS-BOT-BC202625  Aesculus californica W. R. Dudley; F. H. Lamb 1896-6-8 4378 Los Angeles Kings Canyon, Liebre Mountains Comment
  UCR7746  Ageratina adenophora T. Trent 1968-4-5 s.n. Los Angeles San Gabriel Mtns., Los Angeles Co. Wilderness Park, Clamshell Canyon 459 Comment
  UC2042042  Agoseris retrorsa Orlando Mistretta 1989-5-5 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA0127384  Agoseris retrorsa Louis C. Wheeler 1967-7-15 10044 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA756785  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-4-28 2536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  SFV6293  Agoseris retrorsa M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Along main ridge road, north slope of Oat Mountain. 1029 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA0077386  Agrostis exarata Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. By old ruin. Comment
  RSA640875  Agrostis scabra L. C. Wheeler 1967-8-8 10361 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  RSA583050  Alchemilla occidentalis Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6966 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA469450  Aliciella lottiae Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  CAS-BOT-BC135898  Allium haematochiton L. Street; P. A. Munz; G. Williams 1919-4-5 2438 Los Angeles San Dimas, Puddingstone Canyon Comment
  CAS-BOT-BC472001  Allium lacunosum var. davisiae C. Epling; L. Ellison 1930-4-17 s.n. Los Angeles Palmdale 10 Comment
  RSA367029  Allium lacunosum var. lacunosum Anstruther Davidson 2802 Los Angeles Catalina [Island] Comment
  POM1647  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles head of San Antonio Canyon. 2439 Comment
  RSA79253  Allium monticola G. R. Campbell 1952-6-28 17293 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  CATA3405  Allium praecox Julia A. Parish, Tobias Nickel 2017-3-21 018 Los Angeles Santa Catalina Island: Exclosure 4A adjacent the Trans Catalina Trail 473 Comment
  SD90512  Allium praecox Robert F. Thorne 1966-4-16 36033 Los Angeles San Clemente Island, rocky, sunny slope near top of canyon between Seal Cove and Eel Point (2/3 mile south-southeast of point), southwest side of island. 91 Comment
  IRVC27308  Allophyllum divaricatum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27146 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UCR256145  Allophyllum divaricatum R. G. Swinney 2010-6-4 13056 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA549515  Allophyllum gilioides subsp. violaceum Tim Ross, Steve Boyd 1990-6-18 3469 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake 1878 Comment
  RSA594568  Allophyllum glutinosum L. C. Wheeler 1967-7-30 10282 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 945 Comment
  UC126060  Allophyllum glutinosum T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Isl. Comment
  POM8486  Allophyllum glutinosum P. A. Munz, R. D. Harwood 1920-5-15 2941 Los Angeles Sepulveda Canyon. 244 Comment
  UC116351  Alternanthera caracasana J. C. Nevin Los Angeles Los Angeles Comment
  UCR108426  Alternanthera caracasana L. C. Wheeler 1946-1 6376 Los Angeles Los Angeles, Georgia St. at 8th. Comment
  UCR205252  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA786330  Amaranthus blitoides K. Dobry 1991-6-27 783 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UC72608  Amaranthus powellii J. Q. Adams 1905-1 2 Los Angeles Southern California; Soldier's Home Comment
  SD80112  Amaranthus retroflexus C. W. Tilforth 1969-8-7 233 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
  CAS-BOT-BC13492  Amblyopappus pusillus LeRoy Abrams 1901-7-1 1865 Los Angeles Ballona Harbor Comment
  RSA0114166  Amblyopappus pusillus Steven A. Junak 1988-7-17 Sca- 767 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.25 mi inland from beach. 12 Comment
  UC54168  Ambrosia acanthicarpa E. B. Babcock 1902-11-1 Los Angeles near Pomona Comment
  POM193528  Ambrosia acanthicarpa L. R. Abrams 1930-9-19 12908 Los Angeles Vacant Lot. Comment
  RSA416930  Ambrosia chamissonis Ora M. Clark 1928-12-23 7188 Los Angeles Hermosa Comment
  CAS-BOT-BC55595  Ambrosia psilostachya Louis C. Wheeler 1966-10-1 8929 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road 960 Comment
  RSA416990  Ambrosia psilostachya Anstruther Davidson 1899-7-23 s.n. Los Angeles Brooks (flul?) near Santa Monica. Comment
  RSA0120020  Ambrosia salsola R. G. Swinney 2014-4-30 16263 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA729488  Amelanchier utahensis R. G. Swinney 1999-6-21 7386 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  UCR208997  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles Verdugo Mountains region, San Rafael Hills, Glendale 305 Comment
  SBBG128382  Amsinckia intermedia M. L. Hoefs 1991-4-7 1045 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  SD185164  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 456 Comment
  UC1922876  Amsinckia intermedia Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1179 Los Angeles Transverse Ranges; Verdugo Mountains region; Western mouth of La Tuna Canyon, north side of La Tuna Canyon. Trail from Tuxford St & Ledge Ave. 320 Comment
  POM3976  Amsinckia intermedia O. W. Robinson 1916-3-18 s.n. Los Angeles Claremont. Wash near Indian Hill. Comment
  RSA0089650  Amsinckia intermedia Tim Ross 1991-4-21 4547 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  SD260216  Amsinckia tessellata R. G. Swinney 2010-5-19 12816 Los Angeles San Gabriel Mountains / Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Te. Access Rd., west of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  SEINET7047890  Amsinckia tessellata Steven R. Hill, Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  UCR187225  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-18 32107 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA0091446  Amsinckia tessellata var. tessellata Steve Boyd, Michael Wall 1996-4-4 8537 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 549 Comment
  SDSU21093  Amsinckia tessellata var. tessellata Ian Cain, Bruce Lund 2010-5-10 1402 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA592222  Anagallis arvensis Louis C. Wheeler 1967-4-30 9229 Los Angeles Limekiln Canyon 564 Comment
  RSA593763  Ancistrocarphus filagineus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8548 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
  UCR259179  Andropogon glomeratus R. G. Swinney 2010-6-23 13370 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
  RSA86715  Andropogon glomeratus var. scabriglumis F. W. Peirson 1926-3-20 6517 Los Angeles Arroyo Seco, near Altadena. Alt. 2500 ft. 762 Comment
  PASA915  Anisocoma acaulis Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA254373  Anthriscus caucalis C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon, n of Claremont Comment
  UCR114185  Antirrhinum multiflorum A. C. Sanders, D. Malueg 1998-6-24 22056 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  CATA1190  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1995-5-30 2191 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  POM3370  Apiastrum angustifolium P. A. Munz 1918-4-16 2068 Los Angeles Claremont, Pomona College Campus Comment
  SBBG131487  Apiastrum angustifolium S. A. Junak 1996-4-15 SCI 348 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  UCR123270  Apium graveolens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25493 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  POM366915  Aquilegia formosa L. E. Hoffman 1932-8-14 17096 Los Angeles Crystal Lake, Angeles National Forest. Comment
  POM366916  Aquilegia formosa L. E. Hoffman 1928-8-15 s.n. Los Angeles Buckhorn Flats, Angeles Forest. Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA252939  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-24 43415 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  UCR271082  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
  RSA470437  Aralia californica L. C. Wheeler 1931-8-5 s.n. Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  UC1971459  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6243 Los Angeles SAN GABRIEL MOUNTAINS: Ridge at southerly end of Crystal Lake. Comment
  SD69561  Arctostaphylos catalinae Robert F. Thorne 1966-4-29 36318 Los Angeles Santa Catalina Island; below road to White's Landing above turn off to Echo Lake. 409 Comment
  RSA626679  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15785 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626739  Arctostaphylos glandulosa Tim Ross 1992-7-10 6642 Los Angeles Big Tujunga Canyon, 310 m east of where Coldwater Canyon meets Big Tujunga Creek. Just south of creek, east side of the road to Colby Ranch. 973 Comment
  RSA626767  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16011 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA609593  Arctostaphylos glandulosa subsp. gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA626799  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7040 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA629077  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20440 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
  RSA626752  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1979-6-14 7408 Los Angeles 3.2 km east of Short Cut on Angeles Crest Highway. 1600 Comment
  RSA70850  Arctostaphylos glandulosa subsp. mollis F. W. Peirson 1920-5-9 142 Los Angeles east trail to Mt. Lowe 1341 Comment
  UC1120293  Arctostaphylos glandulosa subsp. mollis A. D. Gifford 1935-3-15 461 Los Angeles 1 mi nnw Warm Springs; Tejon Quadrangle Comment
  UC281359  Arctostaphylos glandulosa subsp. zacaensis H. E. McMinn 1935-6-21 3916 Los Angeles Mulholland Drive between Sepulveda Canyon Topanga Canyon Comment
  LA33464  Arctostaphylos glauca Henry J. Thompson; 1959-3-27 1883 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA631461  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16035 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631468  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15715 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631557  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22002 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631562  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22005 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631631  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15853 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631638  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15634 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631684  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15692 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA631691  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20195 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631698  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15846 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA654358  Arctostaphylos glauca Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 838 Comment
  UCD51260  Arctostaphylos glauca P. L. Johannsen 1934-1-8 2 8 Los Angeles West Head Santa Ynez Canyon. 381 Comment
  UCR270516  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  OBI79490  Arctostaphylos glauca David J. Keil 1980-3-28 13739 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  RSA634337  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22084 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634913  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22060 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635105  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20470 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635106  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20424 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
  RSA635171  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22039 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635178  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20580 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA748794  Arctostaphylos patula R. G. Swinney 2001-8-9 8019 Los Angeles Mount Williamson, third peak from east on the ridge. 2513 Comment
  UCR190760  Arenaria macradenia R. G. Swinney 1999-7-5 7499 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  SEINET6048564  Arenaria macradenia Unknown 1996-6-25 8895 Los Angeles Liebre Mountains Comment
  RSA778746  Argemone munita Orlando Mistretta, Christine Mistretta 2010-6-3 5248 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR193462  Argemone munita R. G. Swinney 1999-6-5 7275 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  RSA188275  Artemisia californica R. F. Thorne 1966-6-1 36455 Los Angeles Santa Catalina Island. On dry NE-facing bluff along Pebbly Beach Drive SE of Avalon 30 Comment
  RSA188276  Artemisia californica R. F. Thorne 1966-5-31 36451 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  SEINET231399  Artemisia californica Leila M. Shultz 1981-10-14 Los Angeles CULTIVATED; Los Angeles County: Rancho Santa Ana Botanic Garden, Claremont. 101 Comment
  RSA417278  Artemisia douglasiana Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  JEPS36931  Artemisia dracunculus F. W. Peirson 1918-10-16 272 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon Comment
  RSA607909  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  CAS-BOT-BC97278  Artemisia tridentata subsp. parishii Philip A. Munz 1923-11-11 7802 Los Angeles Newhall Comment
  RSA417400  Artemisia tridentata subsp. tridentata L. E. Hoffman 1934-7-24 s.n Los Angeles Holcomb Creek, Angeles National Forest, San Gabriel Mts. Comment
  SEINET10891689 Image available Artocarpus heterophyllus Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2532 Los Angeles The Farmers Market, 6333 3rd St. Stand: Ultimate Nut and Candy. Comment
  RSA609533  Arundo donax L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 670 Comment
  RSA675005  Arundo donax LeRoy Gross 2003-2-22 737 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG58671  Asclepias eriocarpa R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  SEINET10862418  Asclepias eriocarpa Louis C. Wheeler 1946-8-24 Wheeler 6244 Los Angeles San Gabriel Mountains. Wawaona Lodge (site) adjacent to Crystal Lake 1699 Comment
  RSA607698  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  RSA760858  Asclepias fascicularis R. G. Swinney 2008-8-14 9428 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  SEINET11262206  Asclepias fascicularis Tim Ross 1992-6-15 6584 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): knoll at the head of the S fork of Sycamore Canyon. El Monte 7.5' USGS quadrangle.; 0 349 Comment
  UC1587570  Asclepias fascicularis Tim Ross 1991-9-2 5933 Los Angeles near Mulholland Highway x Yerba Buena Road (draw off w side of Yerba Buena Road); Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 502 Comment
  UCR281614  Asclepias fascicularis R. G. Swinney 2014-5-27 16687 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  SBBG113275  Asparagus asparagoides S. A. Junak with M. L. Hoefs 1997-6-4 SCa 409 Los Angeles small cove at W end of Empire Landing rock quarry site 6 Comment
  UCR84482  Asparagus asparagoides T. S. Ross 1993-4-23 6928 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam 181 Comment
  LA3676  Aspidotis californica B. R. Lowe; 1954-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, Camp Josepho. Comment
  LA82521  Aspidotis californica O. H. Kappler; 1941-3-9 106 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon 365 Comment
  RSA565750  Aster greatae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles mouth of Pine Canyon at its confluence with Arroyo Seco Canyon Comment
  SBBG118805  Astragalus G. D. Wallace with A. Hiller 1983-5-18 2051 Los Angeles dirt rd W of jct with Chesboro Rd on Mt Emma Rd at 47th St E Gypsum 945 Comment
  RSA617202  Astragalus didymocarpus var. didymocarpus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  POM8877  Astragalus douglasii W. R. Dudley, F. H. Lamb 1896-6-12 4440 Los Angeles Gorman's Station Comment
  UCD104759  Astragalus douglasii var. douglasii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain Campground. 2194 Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  UCR20365  Astragalus gambelianus J. A. Powell, Freda Detmers 1929-4-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  POM19199  Astragalus lentiginosus var. variabilis P. A. Munz 1923-5-27 6907 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  UC13368  Astragalus lentiginosus var. variabilis A. Davidson 1893-5-12 Los Angeles Lancaster Comment
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Jun 29 2011
  RSA729481  Astragalus leucolobus R. G. Swinney 1999-6-21 7392 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  RSA534126  Astragalus miguelensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5083 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  JEPS54669  Astragalus trichopodus var. lonchus Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  LA200435  Astragalus trichopodus var. lonchus Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  CAS-BOT-BC27613  Astragalus trichopodus var. phoxus Samuel Bonsal Parish 1887-6-1 1886 Los Angeles San Francisquito Canyon Comment
  RSA0070330  Astragalus trichopodus var. phoxus R. G. Swinney 2010-5-7 12601 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  RSA305040  Astragalus trichopodus var. phoxus P. H. Raven 1960-4-12 15024 Los Angeles Mulholland Drive 3.1 miles west of Las Virgines Road. 274 Comment
  UC56786  Atriplex argentea var. mohavensis Ernest Braunton July 1901 Los Angeles Los Angeles Los Angeles (vacant lot) Comment
  POM8908  Atriplex canescens W. R. Dudley 1896-06 s.n. Los Angeles Lancaster. Comment
  UCR125135  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters 366 Comment
  UCR164528  Atriplex canescens T. B. Salvato, Sandra Murcia 2005-11-1 1251 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UCR145160  Atriplex canescens subsp. canescens June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR94677  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13986 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  SBBG13627  Atriplex coulteri P. H. Raven 1962-5-8 17633 Los Angeles W side of island opposite Wilson Cove 45 Comment
  RSA0116202  Atriplex coulteri Steven A. Junak 2000-3-30 SCa- 1139 Los Angeles Santa Catalina Island. Above Goat Harbor and Ironwood Grove. 366 Comment
  POM213099  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  CLARK-A1528-2525  Atriplex lentiformis subsp. breweri John C. Roos 1948-9-15 Los Angeles Santa Monica Comment
  UC1136301  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1934-2-23 302 Los Angeles Santa Clara River Santa Susana Quad., Santa Clara River Comment
  SFV1079  Atriplex leucophylla P. G. Kilburn 1958-7-13 858 Los Angeles Malibu Beach, 0.25 miles west of Malibu Pier. Near Malibu Lagoon. Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  RSA478293  Atriplex orbicularis Anstruther Davidson 1896-10 2943 Los Angeles San Pedro. Comment
  UCD97669  Atriplex rosea Daryl Koutnik 1978-9-3 s.n. Los Angeles northwest of the junction of Saticoy and Winnetka in the San Fernando Valley. 243 Comment
  UCD97677  Atriplex rosea Robert F. Thorne; J. Dourley 1967-10-10 37335 Los Angeles San Gabriel Mountains; Los Angeles National Forest, Jackson Lake. 1866 Comment
  SEINET4136267  Atriplex semibaccata Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8907 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 Comment
  RSA127825  Atriplex subspicata P. H. Raven, H. J. Thompson 1959-9-6 14370 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  CATA341  Atriplex watsonii Mark L. Hoefs 1973-7-20 382 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  SFV21764  Avena barbata L. Gross 2001-3-31 373 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On southwest-facing talus slope with Deer Canyon below. 457 Comment
  POM1163  Avena fatua M. Howland s.n. Los Angeles Claremont. 365 Comment
  RSA0036154  Avena fatua A. C. Sanders 1988-2-3 7607 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  LA33353  Avena sativa Peter H. Raven; 1959-10-25 14709 Los Angeles 60 Comment
  POM10012  Azolla filiculoides Philip A. Munz 1921-05 4554 Los Angeles Pool in South Hills, So. of San Dimas 426 Comment
  CAS-BOT-BC168648  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  UC63384  Baccharis glutinosa Ernest Braunton 1902-8-1 644 Los Angeles Griffith Park Comment
  UC1584032  Baccharis pilularis Tim Ross 1991-2-23 4083 Los Angeles on slope dropping wnw from Turnbull Canyon road x Skyline Drive Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  POM350444  Baccharis plummerae Anstruther Davidson 1900-06 s.n. Los Angeles Santa Monica California. Comment
  CHSC8110  Baccharis salicifolia Edward L. Smith 1958-2-18 323 Los Angeles Located in Cobal Canyon. San Gabriel Mts. 609 Comment
  POM305331  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 623 Los Angeles Santa Susana Pass 293 Comment
  RSA581013  Baccharis salicifolia Jamie Kneitel 1994-4-28 34 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA608485  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR126673  Baccharis salicifolia A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26219 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UC440470  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC75813  Berberis pinnata F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mountains. 914 Comment
  RSA188924  Beta macrocarpa R. F. Thorne, P. C. Everett 1965-6-23 34953 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  SBBG31017  Beta vulgaris R. F. Thorne with P. C. Everett 1965-5-11 34538 Los Angeles N of and along Catalina Harbor Comment
  CAS-BOT-BC102041  Bidens laevis Cecil Hart 1922-10-6 s.n. Los Angeles Howard & Smith's nursery, Los Angeles Comment
  RSA623944  Bidens pilosa C. J. Fotheringham 1996-4-20 133 Los Angeles 4264 Verdugo View Dr. Eagle Rock. 600 Comment
  SEINET10528422  Billbergia nutans David B. Dunn 1946-1 Dunn 2003 Los Angeles Ornamental in yard at 316 n. Ave. 50, Los angeles Comment
  UC2029998  Bituminaria bituminosa Valerie Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. Comment
  SEINET7063483  Bloomeria crocea 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
  UCSB770  Bloomeria crocea Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  RSA367454  Bloomeria crocea var. crocea A. M. Johnson 1934-4-7 4397 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  SEINET3162708  Boechera xylopoda M. D. Windham 2004-4-1 2960 Los Angeles SE of Pearblossom along Bobs Gap Rd. near Holcomb Ridge ca. 1.50 km NE of the summit (4272) of Holcomb Ridge. 1158 Comment
  CAS-BOT-BC30964  Bolboschoenus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Comment
  RSA583775  Bowlesia incana R. G. Swinney 1993-3-23 2100 Los Angeles south hills, Toyon Nature Center 305 Comment
  RSA466771B  Boykinia rotundifolia Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail Comment
  RSA466775  Boykinia rotundifolia Elbert Benjamine 1929-5-26 191 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA704710  Brachypodium distachyon Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2091 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  RSA0055779  Brassica geniculata R. G. Swinney 2010-4-28 12385 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR95748  Brassica geniculata L. C. Wheeler 1967-3-3 9171 Los Angeles San Gabriel Mtns., Sunset Ridge, west of Chaney Trail Comment
  RSA708641  Brassica rapa Scott D. White, Brian Leatherman 2005-3-18 10799 Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  SFV14771  Brassica rapa J. C. Dittes, R. Dittes, P. Dittes 1990-2-18 24 Los Angeles San Fernando Valley Northeast side of Big Tujunga Wash. 425 Comment
  UCR153948  Brassica tournefortii A. C. Sanders 2005-5-11 30203 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
  RSA0105208  Brickellia californica R. G. Swinney 2011-10-27 15927 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
  RSA640038  Brickellia californica Steven A. Junak 1996-10-2 703 Los Angeles San Clemente Island. W side of island, in lower portion of Horse Canyon. Localized; W facing slope and cnayon botom. 30 Comment
  SFV20891  Brickellia californica L. Gross 2000-10-28 298 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). Open, west-facing side of ridge in fire island (adjacent area burned 5 years ago) below reservoir. 305 Comment
  RSA653462  Brickellia nevinii Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  RSA93370  Brickellia nevinii F. W. Peirson 1918-9-15 4731 Los Angeles lower part of trail up Lukens Peak 640 Comment
  POM351166  Brickellia oblongifolia var. linifolia Anstruther Davidson 2761 Los Angeles San Gabriel Mountains. Comment
  RSA496669  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd., (Near 33 deg 56'N, 118 deg 26'W.) 30 Comment
  SBBG17758  Bromus arizonicus P. H. Raven 1962-5-8 17623 Los Angeles near shore of W side of island, opposite Wilson Cove 30 Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  SEINET4345041  Bromus carinatus G. B. Grant 1904-4-27 117 a/6162 Los Angeles Pasadena, So. Cal. Comment
  RSA595680  Bromus catharticus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8568 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCSB371  Bromus ciliatus B., K. 1943-5-3 Los Angeles Fern Canyon above 4100 ft contour, head of east Fork of San Dimas Canyon, San Dimas Experimental Forest; San Gabriel Mtns Comment
  CAS-BOT-BC156111  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Ingelwood. Comment
  RSA639972  Bromus diandrus L. C. Wheeler 1967-5-29 9763 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  UCR142769  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mtns, San Gabriel Canyon, vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi N of El Encanto 259 Comment
  RSA757063  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  POM277343  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  CHSC36027  Bromus hordeaceus James Henrickson 1979-5-18 18136 Los Angeles Ca 1 mile N of Valencia, E of College of the Canyon between Valencia and McBean Parkway. 426 Comment
  POM155634  Bromus hordeaceus M. B. Dunkle 1928-4-10 1842 Los Angeles Santa Catalina Island. Above Parson's. 244 Comment
  RSA660813  Bromus hordeaceus Gerald Braden 1988-5-22 36 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  UCSB12226  Bromus hordeaceus Hochberg, Fred 1961-3-17 Los Angeles Below Cape Canyon Dam; Black Jack Ranch; Cape Canyon, Catalina Island Comment
  LA13691  Bromus hordeaceus A. M. Johnson; 1932-4-8 3935 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CATA589  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1030 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  UCR258835  Bromus rubens R. G. Swinney 2010-3-22 12041 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA603334  Bromus sterilis Scott D. White 1997-5-21 5200 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  CAS-BOT-BC161403  Bromus tectorum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood. 2133 Comment
  RSA0019969  Bromus tectorum P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA0019953  Bromus tectorum P. A. Munz 1921-6-17 4667 Los Angeles San Antonio Mountains: Swartout Valley near Wright's Ranch. 1921 Comment
  RSA0019958  Bromus tectorum Gary D. Cromwell, David W. Wheat 1971-5-14 661 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA0019963  Bromus tectorum Naomi Zohman 1985-4-28 43 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  CDA1855  Bromus trinii L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  SEINET239043 Image available Bromus trinii A. C. Sanders, D. Maueg; K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains; Soledad Pass area at north foot of mtns. ca. 5 miles SW of Palmdale along SCE Mesa-Vincent Subs 1000 Comment
  UCR77559  Bromus trinii T. S. Ross 1992-4-4 6089 Los Angeles SW Mojave Desert, Adobe Mtn. Between SW base and summit 1054 Comment
  CATA200  Cakile maritima Mark L. Hoefs 1973-4-15 179 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SBBG108133  Cakile maritima S. L. Crockett, S. Schueller 1997-3-20 595 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean Comment
  LA82412  Calandrinia breweri O. H. Kappler; 1944-4-23 591 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek, Monte Nido, N slope near fire station. 304 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA786390  Calandrinia ciliata Doris Bowers 1957-3-23 175 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG69708  Calandrinia menziesii M. N. Ackley -Feb-1928 776 Los Angeles Eagle Rock 182 Comment
  SBBG98086  Calandrinia menziesii T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5122 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  RSA158269  Callitriche marginata P. H. Raven 1962-4-12 17328 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  RSA188529  Calocedrus decurrens Robert F. Thorne, John Olmsted 1965-8-26 35404 Los Angeles Angeles National Forest, Cabin Flat along Prairie Fork 1585 Comment
  SEINET222398  Calocedrus decurrens L. M. Shultz 1981-4-11 4916 Los Angeles Rancho Santa Ana Botanic Garden Claremont 305 Comment
  RSA369075  Calochortus Albert J. Perkins 1926-5-10 s.n. Los Angeles Victorville. Comment
  RSA592027  Calochortus catalinae Mark Hoefs, Doug Propst 1973-5-4 233 Los Angeles Santa Catalina Island: lower Middle Canyon, at Camp Cactus turn off 145 Comment
  SBBG95194  Calochortus catalinae M. B. Dunkle 1928-3-31 1762 Los Angeles Little Harbor Comment
  SD21561  Calochortus catalinae N. E. Bilderback 1908-4-16 Los Angeles Avalon, Catalina. Comment
  LA16844  Calochortus catalinae B. C. Templeton; 1939-4-19 4587 Los Angeles Comment
  UC457213  Calochortus clavatus Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCD139492  Calochortus clavatus Gerald Dickinson 1962-5-19 42 Los Angeles 3 miles west of Topanga Canyon-Mulholland, Santa Monica Mountains. 356 Comment
  SBBG122108  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-24 734 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 1.2 km W of Sierra Hwy, 2 km W of Sierra Hwy 665 Comment
  RSA377432  Calochortus splendens F. R. Fosberg 1931-5-21 S- 4944 Los Angeles Johnsons Landing, Santa Catalina Island. Comment
  SBBG96533  Calochortus splendens M. C. Carroll 1990-9-29 3009 Los Angeles W of Lion's Head 60 Comment
  UCD77255  Calochortus striatus Robert E. Preston 1998-6-19 1148 Los Angeles Lancaster, ca. 0.1 mi N of Avenue G, between railroad tracks and utility right-of-way. 705 Comment
  SD215332  Calochortus venustus Steve Boyd, Lauren Raz 1997-5-6 9711 Los Angeles Liebre Mountains Region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence of Bee Canyonand 1.5 miles by road south of the Clearwater Canyon truck Trail 6N24. 609 Comment
  UCR281966  Calyptridium monandrum R. G. Swinney 2014-4-24 16231 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR162204  Calystegia Anuja Parikh, Nathan Gale 2004-7-1 2075 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  UCR259902  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA653772  Calystegia macrostegia subsp. arida J. Bogdanoff-Lord 1989-5-21 18 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC1220413  Calystegia macrostegia subsp. arida G. I. Stage 1963-7-8 63 -41 Los Angeles Tanbark Flat , Tanbark Flat (San Gabriel Mountains) Comment
  SD113573  Calystegia macrostegia subsp. cyclostegia Darley F. Howe 1915-4-1 31 Los Angeles Claremont Comment
  LA50075  Calystegia macrostegia subsp. intermedia Sharon Johnston; 1957-3-7 M 387 Los Angeles Vacant lot at Hilgard Ave. and Le Conte Ave. near UCLA 182 Comment
  RSA630281  Calystegia macrostegia subsp. intermedia LeRoy Gross 1999-2-25 122 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 609 Comment
  UCR213968  Calystegia malacophylla subsp. malacophylla Dave Silverman, Cindy Hopkins 2007-4-24 6737 Los Angeles Tejon Ranch, 800 m E of National Cement plant, 1.9 km NW of Oso Pump Plant-CA Aqueduct, and 135 m S of the county line 991 Comment
  RSA735590  Calystegia peirsonii A. Edwards, A. Rudalevige 2008-4-29 124 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Dept's Del Valle Training Facility. Near center of 24 acre site. 354 Comment
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Aug 11 2014
  UCR259597  Calystegia peirsonii R. G. Swinney 2010-6-8 13177 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA624655  Camissonia californica Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UCR194763  Camissonia californica Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 740 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  SBBG4922  Camissonia campestris subsp. campestris E. R. Blakley 1958-5-9 2257 Los Angeles hills N of St Hwy 138, 2 mi E of Gorman Comment
  RSA72258  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1921-2-26 2579 Los Angeles Beach 1 mile east of Topango [Topanga]. Comment
  RSA515178  Camissonia claviformis subsp. claviformis Steve Boyd 1986-3-31 1573 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA656170  Camissonia hirtella Joseph M. Keefe 1976-5-8 20155 Los Angeles San Rafael Hills; Vaquero Road, south of men s gymnasium, Glendale College, 1500 North Verdugo Road, Glendale. 183 Comment
  RSA449021  Camissonia micrantha M. B. Dunkle 1933-7-11 3658 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  RSA587385  Camissonia pallida subsp. pallida Orlando Mistretta 1992-5-8 281 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UCR119043  Camissonia robusta Jeremiah George 2001-7-20 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  SDSU3368  Camissoniopsis hirtella H. Wedberg 1958-6-28 308 Los Angeles On New Topanga Highway, 2.9 miles east of junction with Old Topanga road. Comment
  UCD170657  Camissoniopsis micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  RSA0091358  Camissoniopsis pallida R. G. Swinney 2011-4-1 14295 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA66294  Canbya candida F. W. Peirson 1921-5-19 2412 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  SBBG70069  Canbya candida Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  LA200317  Capsella bursa-pastoris M. Zartlin; 1951-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC37465  Cardamine californica LeRoy Ellsworth Detling 1935-4-8 1570 Los Angeles La Sierra Canyon, 1 mile above Seminole Hot Springs. Comment
  SFV1434  Cardamine californica K. A. Wilson 1961-2-18 857 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
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Jan 20 2015
  POM369317  Cardamine californica var. integrifolia Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  UCR150931  Carduus pycnocephalus Valerie 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
  RSA0092489  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
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Sep 12 2018
  RSA0116655  Carex alma R. G. Swinney 2008-7-2 9135 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA729951  Carex alma R. G. Swinney 1999-5-8 7127 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  SEINET7549324 Image available Carex alma Steve Boyd, Lauren Raz 1996-10-29 9122 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  UCR150589  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mtns., Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  UCR193171  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  CAS-BOT-BC17671  Carex alma Joseph Andorfer Ewan 1932-5-29 7209 Los Angeles San Gabriel Mountains. North slope of Mt. Gleason. 1737 Comment
  RSA641523  Carex alma L. C. Wheeler 1967-5-31 9807 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  UCR194580  Carex fracta R. G. Swinney 1998-7-29 6553 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  SEINET7568464 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns: Chilao Creek head waters. 1798 Comment
  CAS-BOT-BC118413  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Coast marshes near Mesmer Comment
  CAS-BOT-BC118404  Carex praegracilis Fay A. Mac Fadden 1934-3-20 12525 Los Angeles Culver City Marshland. Comment
  CAS-BOT-BC117927  Carex schottii Louis C. Wheeler 1936-6-21 4169 Los Angeles W. Fk. Palmer Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC117942  Carex schottii George Bernard Grant 1902-2-1 137 Los Angeles Pasadena. Comment
  UCR147046  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Graveyard Canyon, second side canyon 610 Comment
  RSA90850  Carex senta F. W. Peirson 1919-5-14 1625 Los Angeles W fork of Eaton Canyon 822 Comment
  UC534843  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  SBBG13648  Carex triquetra P. H. Raven 1962-5-21 17813 Los Angeles lower end of Bullrush Cyn 198 Comment
  RSA341416  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  UCD96832  Carpobrotus chilensis Daryl Koutnik 1978-4-28 420 Los Angeles Point Dume near Zuma Beach. 45 Comment
  SEINET9120516  Carpobrotus edulis J. Dice 1983-1 376 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  UCR156107  Carthamus baeticus A. C. Sanders 2005-5-5 29884 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA0011153  Carya L. M. Prince, Lucinda A. McDade, Norm Ellstrand, Pace Lubinsky, Andrea Kaus 2008-8-18 513 Los Angeles Bonelli Park, San Dimas 315 Comment
  CHSC114469  Castilleja Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5079 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wildernesss; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM155576  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  POM156315  Castilleja affinis L. R. Abrams 1903-3-13 3122 Los Angeles San Gabriel Wash Near Azusa Comment
  UCD122155  Castilleja affinis Daryl Koutnik; Vickie Dawes 1978-5-12 481 Los Angeles Arroyo Sequit along Mulholland Highway. 548 Comment
  UCSB46564  Castilleja affinis subsp. affinis Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy; 2.2 miles north of its junction with Malibu Canyon Road; Santa Monica Mtns 487 Comment
  UCSB6004  Castilleja applegatei subsp. martinii Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  POM98087  Castilleja applegatei subsp. martinii M. Hill 1925-4-27 s.n. Los Angeles San Antonio Canyon. San Antonio Mountains. 1067 Comment
  RSA448690  Castilleja applegatei subsp. martinii Fordyce Griffiths Jr. 1910-07 3411 Los Angeles Hill and Mountain sides, San Gabriel Mountains. Comment
  UCR127214  Castilleja exserta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26278 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  SFV18459  Castilleja exserta C. Ferguson 1973-4-9 Los Angeles San Gabriel Mountains Placerita Canyon Park. Walker Ranch section. Comment
  UC314544  Castilleja exserta subsp. exserta Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  CATA1000  Castilleja foliolosa Mark L. Hoefs 1994-7-18 1880 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  JEPS86561  Castilleja foliolosa Roy E. Buck 1988-5-25 905 Los Angeles 0.3 rd mi n Three Points (e side of Three Points road, 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  POM50627  Castilleja linariifolia A. D. E. Elmer 1902-06 3608 Los Angeles Acton. Comment
  JEPS23230  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles 2.25 mi wnw Lake Hughes Post Office (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), at n base of Sawmill Mtn. opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  SBBG66945  Castilleja minor subsp. spiralis H. and M. Dearing 1940-4-28 481 Los Angeles Mint Cyn Comment
  CAS-BOT-BC241067  Castilleja plagiotoma Peter Kamb Ray 1948-5-6 943 Los Angeles Desert slope of the San Gabriel Mountains, above and south of Little Rock 975 Comment
  RSA448770  Castilleja plagiotoma Bonnie C. Templeton 1932-6-19 4918 Los Angeles Ranger Station, Lone Pine canyon, Big Pine Park Comment
  SBBG126935  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-4 3413 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1123 Comment
  SEINET12032966  Casuarina W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR191740  Caulanthus amplexicaulis A. C. Sanders 2008-4-23 35095 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR209235  Caulanthus amplexicaulis R. G. Swinney 2008-6-18 9066 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA0086402  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1993-6-2 863 Los Angeles San Gabriel Mountains: along road to Vincent Mine. 2009 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  RSA593818  Caulanthus coulteri Steve Boyd 1996-4-25 8719 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA495096  Caulanthus coulteri var. coulteri L. F. LaPre s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA730168  Caulanthus major R. G. Swinney 1998-7-2 6200 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA233626  Ceanothus arboreus Robert F. Thorne 1970-3-5 39359 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  RSA330773  Ceanothus cordulatus Wayne E. Sawyer 1981-6-11 13 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  UCR256146  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA584288  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  CAS-BOT-BC48879  Ceanothus cuneatus Tim Ross; Steve Boyd 1993-5-23 7225 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  UCR108361  Ceanothus cuneatus Scott D. White, Pam DeVries 1998-4-20 6314 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  RSA399014  Ceanothus cuneatus var. cuneatus Dronovitch 1940-1 s.n. Los Angeles Lake Elizabeth Canyon. Comment
  CAS-BOT-BC50574  Ceanothus leucodermis Le Roy Abrams 1902-7-1 2609 Los Angeles Mt. Wilson, near the summit Comment
  RSA679288  Ceanothus leucodermis Mark A. Elvin, Anne Marie Ruff 1996-8-1 302 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  UC457219  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabreil Mts. Comment
  UC73354  Ceanothus leucodermis E. D. Palmer May 1902 Los Angeles Claremont Comment
  SEINET13945998 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13908 Los Angeles Gullies in chaparral and on open slopes; Las Flores Canyon 3.8 miles N of Coast Highway, elev 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  RSA234639  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39360 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Feb 9 2017
  CAS-BOT-BC50452  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 i Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  UCR126793  Ceanothus oliganthus Mark A. Elvin 2003-8-13 2987 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  JEPS82373  Ceanothus spinosus W. L. Jepson 1939-4-14 19116 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  LA52232  Ceanothus spinosus A. M. Johnson; 1934-5-4 4459 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA19639  Ceanothus spinosus I. W. Clokey, Bonnie C. Templeton 1929-03 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR223368  Ceanothus vestitus R. G. Swinney 2009-5-20 10821 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  LA211132  Cedrus deodara Arthur C. Gibson; 2011-7-10 5349 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  CDA22100  Celtis australis R. E. Riefner Jr. 2006-4-29 06 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Drive and Wierfield Drive. Comment
  CAS-BOT-BC277004  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  POM351508  Centaurea melitensis Howard Mullins 1931-4-19 s.n. Los Angeles Flintridge. Comment
  UCR210453  Centaurea melitensis R. G. Swinney 2008-11-30 9877 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  POM351501  Centaurea melitensis Edith A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  SDSU6456  Centaurea melitensis R. M. Beauchamp 1967-6-2 562 Los Angeles Area half way between Eel Point and The San Dunes on east side of dirt road, San Clemente Island. 30 Comment
  RSA607504  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  POM201736  Centaurea solstitialis L. M. Booth 1932-7-6 1259 Los Angeles Long Beach Comment
  RSA3520  Centaurium venustum Carl B. Wolf 1932-5-9 6796 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA607828  Centaurium venustum Louis C. Wheeler 1947-7-4 6539 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon. Comment
  POM246431  Centranthus ruber F. R. Fosberg 1931-3-27 s- 4418 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 10 Comment
  RSA0051678  Centranthus ruber Carol Haines 1964-5-7 116 Los Angeles Topanga Canyon Blvd., 5.5 miles NE of Highway 101, Santa Monica Mountains. 259 Comment
  UC75837  Centromadia parryi subsp. australis Pupils of Los Angeles High School 1903-5-1 Los Angeles Laurel Canyon Comment
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May 22 2009
  CATA291  Centromadia pungens subsp. pungens Mark L. Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  UCR197749  Centrostegia thurberi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 56 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
  LA47757  Cercocarpus betuloides Victor Duran; 1933-8-10 3544 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  OBI10229  Cercocarpus betuloides Louis C. Wheeler 1933-3-31 1559 Los Angeles Topango Cyn, Santa Monica Mts 152 Comment
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May 29 2014
  LA82107  Cercocarpus betuloides var. betuloides O. H. Kappler; 1941-3-15 131 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM497989  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-4-28 1370 Los Angeles San Antonio Canyon Wash 366 Comment
  RSA517147  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1990-5-14 2481 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1116 Comment
  RSA588865  Cercocarpus betuloides var. betuloides Orlando Mistretta 1994-9-21 1485 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  SEINET13276842 Image available Cercocarpus betuloides var. betuloides R. G. Swinney 2011-1 15170 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UC1204710  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-24 5165 Los Angeles Rock Spring Canyon; Santa Catalina Island, Rock Spring Canyon 304 Comment
  UC729520  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 243 Comment
  UC1366114  Cercocarpus ledifolius var. ledifolius Jeannette L. Huber 1969-9-14 1035 Los Angeles 30 mi s of Azusa (Mount Throop); San Gabriel Mountains, Mount Throop 2286 Comment
  CAS-BOT-BC279531  Chaenactis artemisiifolia Alice Eastwood 1906-5-27 106 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  JEPS5012  Chaenactis artemisiifolia Rimo Bacigalupi and L. R. Heckard 1953-5-9 4106 Los Angeles e of Sun Valley (n end of Verdugo Hills, near road-end (dirt road on private property of R.S. Saunders) at narrow portion of La Tuna Canyon); La Tuna Canyon, Verdugo Hills Comment
  RSA12190  Chaenactis artemisiifolia C. B. Wolf 1928-6-29 1001 Los Angeles Seminole Hot Springs 457 Comment
  UCD130220  Chaenactis artemisiifolia Robert F. Thorne; C. W. Tilforth 1971-6-17 39957 Los Angeles San Gabriel Mountains, Angeles National Forest. 2 miles up Lower Tujunga Road from Forestry Headquarters. Little Tujunga Creek. 457 Comment
  CAS-BOT-BC276897  Chaenactis fremontii A. D. E. Elmer 1902-6-1 3626 Los Angeles Palmdale Comment
  UCR205894  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA0060813  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6961 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
  CAS-BOT-BC277332  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles At Summit Mt. Wilson 1828 Comment
  CAS-BOT-BC277519  Chaenactis glabriuscula var. lanosa Le Roy Abrams 1901-4-1 1341 Los Angeles Chatsworth Park Comment
  POM6337  Chaenactis glabriuscula var. lanosa R. D. Williams 1902-5-1 124 Los Angeles Claremont. Comment
  RSA0119946  Chaenactis stevioides R. G. Swinney 2014-4-23 16183 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  RSA725139  Chaenactis stevioides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -14 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SFV3816  Chaenactis xantiana W. G. Webb 1935-4-20 s. n. Los Angeles Mojave Desert Near Lancaster. Comment
  RSA591673  Chamaesyce maculata L. C. Wheeler 1966-9-21 8882 Los Angeles San Gabriel Canyon, El Encanto 259 Comment
  RSA603394  Chamaesyce serpens L. C. Wheeler 1975-5-11 s.n. Los Angeles Hacienda Heights: 7th Avenue and Pomona Freeway. Comment
  CHSC114468  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa AnaBotanic Garden 366 Comment
  UC7276  Chenopodium ambrosioides W. H. Brewer Dec 1 1860-Dec 5 1860 32 Los Angeles Los Angeles 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
  UC1584269  Chenopodium desiccatum Tim Ross and Steve Boyd 1990-6-6 2850 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  UCR210098  Chenopodium fremontii R. G. Swinney 2008-8-13 9373 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA0036773  Chenopodium murale Carol Zuck 1981-2-3 7 Los Angeles Cul-de-sac at the end of Springfield street. Upland. Comment
  POM11249  Chenopodium murale F. L. Robinson 1920-5-9 69 Los Angeles Claremont. Comment
  SD90263  Chenopodium murale Robert F. Thorne 1973-4-12 42926 Los Angeles San Clemente Island: Pyramid Cove at south end of island 3 Comment
  RSA646279  Chenopodium pratericola Orlando Mistretta 1992-7-14 721 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC56771  Chenopodium pratericola Ernest Braunton Sept. 1902 681 Los Angeles Los Angeles Comment
  UCR194600  Chenopodium pratericola R. G. Swinney 1998-9-4 6909 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA229883  Chenopodium pratericola R. F. Thorne, C. W. Tilforth 1966-8-26 39928 Los Angeles 15 mi. W of Big Pines Comment
  CAS-BOT-BC257196  Chorizanthe procumbens Alice Eastwood 1906-5-27 258 Los Angeles Roscoe Comment
  RSA0060466  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 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
  RSA562540  Chorizanthe staticoides Steve Boyd, Orlando Mistretta 1993-5-11 8121 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA709536  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  SBBG36976  Chorizanthe staticoides Anstruther Davidson 1895-1 Los Angeles Los Angeles Comment
  UC450103  Chorizanthe staticoides Geo. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  SEINET7042268  Chorizanthe staticoides A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR256238  Chorizanthe thurberi R. G. Swinney 2010-5-19 12843 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
  RSA557858  Chorizanthe watsonii D. Charlton 1991-5-4 5084 Los Angeles P St. and 10 St. W, Palmdale. 823 Comment
  UC1537267  Chorizanthe xanti Gordon H. True Jr. 1935-5-15 294 Los Angeles 4 mi s Palmdale (Head Minto Canyon); , s of Palmdale 914 Comment
  RSA225695  Chrysanthemum coronarium R. F. Thorne, A. C. Gibson 1971-5-22 39730 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  UCR124727  Chrysolepis sempervirens B. C. Templeton 1932-7-21 5031 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA164849  Chrysothamnus nauseosus subsp. bernardinus Wesley O. Griesel 1962-9-14 737 Los Angeles Near Dawson Saddle, State Hwy #2, San Gabriel Mts. 2378 Comment
  RSA587267  Cirsium occidentale var. californicum Orlando Mistretta 1994-5-13 1219 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  SBBG65901  Cirsium occidentale var. californicum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR273449  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 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
  SBBG95914  Cirsium occidentale var. occidentale M. B. Dunkle 1939-4-3 7227 Los Angeles Chenetti Cyn Comment
  RSA0059667  Cirsium occidentale var. occidentale Louis C. Wheeler 1932-4-30 671 B Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  UCR253914  Cirsium occidentale var. venustum Mitch Provance 2010-5-9 0510- 11 Los Angeles Westernmost Mojave Desert, c. 1.5 miles WNW of intersection of Hwy 138 and 300th St. W, c. 6 miles west of Neenach 940 Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  RSA601019  Cirsium vulgare L. C. Wheeler 1967-5-13 9518 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  RSA515171  Cistanthe monandra Steve Boyd, Orlando Mistretta 1986-3-21 1554 Los Angeles Mojave Desert: Highway 138, 4 miles E of Jct w/Hwy 18 NE of Pinyon Hills. Comment
  CAS-BOT-BC172435  Clarkia bottae Raymond J. Dobbs 1924-6-5 s.n. Los Angeles Switzer Comment
  POM183637  Clarkia bottae Joseph A. Ewan 1929-5-25 3491 Los Angeles Santa Monica Mountains: Between Griffith Park and Cahuenga Pk. Comment
Read comments
May 9 2014
  RSA648039  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SFV5496  Clarkia bottae W. A. Kelley Apr 1967 s. n. Los Angeles Santa Monica Mountains Studio City near Laurel Canyon. Comment
  POM19037  Clarkia cylindrica subsp. cylindrica P. A. Munz 1923-6-9 6926 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  CAS-BOT-BC172099  Clarkia dudleyana Louis C. Wheeler 1932-5-8 690 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  POM3139  Clarkia dudleyana H. P. Chandler 1897-5-24 s.n. Los Angeles Claremont. (Palmer s Canyon). Comment
  RSA756740  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  LA85597  Clarkia epilobioides Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  POM246438  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  SBBG34756  Clarkia epilobioides F. R. Fosberg 1932-5-5 8117 Los Angeles cyn above Villa Park, Avalon 40 Comment
  UCR178218  Clarkia epilobioides LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 950 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  RSA73332  Clarkia epilobioides Joseph A. Ewan 1930-5-18 2376 Los Angeles Wolfskill Canyon, off San Dimas Canyon. Comment
  RSA567159  Clarkia heterandra Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3895 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  POM178026  Clarkia purpurea subsp. quadrivulnera Joseph A. Ewan 1931-5-16 4218 Los Angeles West Fork Garaoito Creek. 351 Comment
  RSA0112563  Clarkia rhomboidea R. G. Swinney 2011-6-15 15180 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA0049483  Clarkia unguiculata Richard G. Swinney 2010-5-7 12615 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  SBBG29112  Clarkia unguiculata L. C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Cyn 243 Comment
  RSA0035203  Clarkia unguiculata John P. Hill 1933-5-8 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UCR183839  Claytonia exigua subsp. exigua A. C. Sanders 2007-4-19 33420 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0081709  Claytonia parviflora R. G. Swinney 2010-5-19 12789 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
  UCR185583  Claytonia parviflora A. C. Sanders 2007-4-25 33556 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR265533  Claytonia parviflora Dan S. Cooper 2015-2-23 215- 39 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, end of Pony Cross Rd. 167 Comment
  RSA466695  Claytonia parviflora subsp. parviflora Fay A. MacFadden s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR178382  Claytonia parviflora subsp. parviflora LeRoy Gross 2003-3-7 754 Los Angeles Transverse Ranges: Verdugo Mountains Region, Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  RSA650583  Claytonia perfoliata Jim Moon 1948-3-27 s.n. Los Angeles Located on Bass Cleft Ranch 3 1/2 mi. S/W of San Dimas. 228 Comment
  RSA466701  Claytonia perfoliata subsp. mexicana E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  RSA466696  Claytonia perfoliata subsp. perfoliata John E. Marble 1898-3-17 202 Los Angeles Elysian Park. Comment
  LA32194  Clematis lasiantha Henry J. Thompson; 1959-3-31 1916 Los Angeles Santa Monica Mountains, 1.1 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  UCD95599  Clematis lasiantha Daryl Koutnik 1978-3-27 175 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA596047  Cleome isomeris T. S. Ross, J. Mark Porter 1995-5-4 8410 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  CAS-BOT-BC423109  Cleomella obtusifolia Ernest C. Twisselmann 1965-5-5 10703 Los Angeles Mojave Desert. Lancaster Boulevard near the Kern County Line, (Edwards Air Force Base). 746 Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  CDA7446  Cnicus benedictus G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4049 Los Angeles Western Mojave Desert; Junction of Munz Ranch Road and Lake Elizabeth Road north of Lake Elizabeth. Comment
  LA34696  Collinsia heterophylla Mary V. Hood; 1941-4-27 41- 75 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  UCR125494  Collinsia heterophylla A. C. Sanders, Mark Elvin 2003-4-14 25977 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  RSA659846  Collinsia heterophylla Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  UCD170923  Colutea arborescens R. G. Swinney 2009-3-28 10178 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon. 366 Comment
  CDA4032  Colutea arborescens subsp. gallica T. S. Ross, Walter Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station Comment
  RSA669340  Conium maculatum LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 564 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SBBG95181  Constancea nevinii M. B. Dunkle 1928-5-27 1969 Los Angeles Hamilton Cyn Comment
  UC135306  Constancea nevinii Rev. J. C. Nevin Los Angeles San Clemente Island Comment
  RSA0042774  Convolvulus arvensis Harold L. Pirie 1963-5-7 s.n. Los Angeles On Pierce College Campus, Woodland Hills. 243 Comment
  RSA394787  Convolvulus arvensis F. R. Fosberg 1930-6-26 53010 Los Angeles Lower Ballona Creek 8 Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  RSA0060883  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR178065  Conyza bonariensis LeRoy Gross 2001-11-10 454 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna 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) 457 Comment
  CAS-BOT-BC286126  Conyza canadensis Peter H. Raven 1957-9-21 11323 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  POM6933  Conyza canadensis L. T. Street, G. Williams 1919-5-10 2707 Los Angeles Near Bassett 90 Comment
  RSA610973  Conyza canadensis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River, ca. 0.3 miles upstream from Alder Gulch 1226 Comment
  RSA0092322  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-6-29 15324 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC287754  Coreopsis bigelovii Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon Comment
  UCR270452  Coreopsis bigelovii R. G. Swinney 2011-5-12 14660 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SEINET8483161 Image available Coreopsis calliopsidea N. H. Holmgren, Patricia K. Holmgren 1974-4-4 7625 Los Angeles Mojave Desert; Antelope Valley, just SE of Piute Butte, 17.5 airline miles east-southeast of downtown Lancaster. 762 Comment
  UCR143403  Coreopsis gigantea F. R. Fosberg 1931-3-27 S- 4420 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  RSA608440  Corethrogyne filaginifolia L. C. Wheeler 1952-10-5 1420 Los Angeles Westolme Ave UCLA Campus 137 Comment
  POM356144  Corethrogyne filaginifolia var. glomerata F. R. Fosberg 1931-8-10 S 5644 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UCR101181  Coriandrum sativum L. C. Wheeler 1975-5-13 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo: c. 0.25 mi. north of San Gabriel Blvd. 58 Comment
  CDA1905  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range; Liebre Mtns. Region. Pine Canyon, W of junction with Lake Hughes Road Comment
  SEINET11858295  Cotula australis S. A. Thompson 1999-3-28 15389 Los Angeles Beverly Hills Comment
  RSA785525  Cowania mexicana var. stansburyana Doris Bowers 1957-4-25 831 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  RSA709535  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA763024  Crassula connata R. G. Swinney 2009-3-13 10109 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UC1215150  Crassula connata var. erectoides Peter H. Raven 1962-4-9 17175 Los Angeles near barracks Wilson Cove; San Clemente Isl. 60 Comment
  RSA656309  Crassula tillaea Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 660 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA394755A  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Del Rey Salt Marsh. Comment
  JEPS31086  Crocanthemum scoparium var. vulgare W. L. Jepson 1920-4-8 8469 Los Angeles near San Fernando Valley; Santa Susana Pass Comment
  CAS-BOT-BC175837  Crossosoma californicum Alice Eastwood 1917-7-20 6503 Los Angeles Santa Catalina Island Comment
  RSA679312  Crossosoma californicum Mark Elvin, Sarah Crockett 1997-3-17 375 Los Angeles Santa Catalina Island, Cape Canyon, 2/3 up canyon in sight of Black Jack Mtn. just before road begins switchbacks. Comment
  SBBG107470  Crossosoma californicum S. L. Crockett, M. Daligdig 1996-12-7 555 Los Angeles 2 mi E of USC Marine center on Two Harbors Rd, from Little Harbor 335 Comment
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Jun 9 2014
  SDSU20034  Crossosoma californicum Michael G. Simpson, Lori L. Simpson 2012-4-21 3680 Los Angeles Santa Catalina Island, northwest top of ridge, north of USC Marine station. 38 Comment
  RSA0055778  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA479351  Croton californicus Frances M. Morey 1922-04 s.n. Los Angeles Culver City Comment
  SEINET5628202 Image available Croton californicus Mary B. Fallass 1923-1 3431 Los Angeles foot hills around Los Angeles Calif Comment
  UCD142088  Croton setiger Larry DeBuhr; Gary Wallace 1972-9-3 706 Los Angeles San Clemente Island; on top of Thirst Peak. 579 Comment
  RSA0111945  Cryptantha circumscissa Richard G. Swinney 2011-4-19 14403 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
  UCR184050  Cryptantha circumscissa A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33383 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  SD215428  Cryptantha clevelandii Steve Boyd, Lauren Raz and Timothy S. Ross 1997-4-1 9480 Los Angeles Liebre Mountains Region; Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 792 Comment
  IRVC26354  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  RSA587252  Cryptantha decipiens Orlando Mistretta 1994-5-13 1200 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  SBBG118584  Cryptantha decipiens L. Gross with O. Mistretta, V. Soza 2003-5-13 894 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  LA33490  Cryptantha intermedia Peter H. Raven; 1959-4-18 13996 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  SD87569  Cryptantha intermedia F. W. Peirson 1919-5-11 402 Los Angeles San Gabriel Mountains, Arraster 915 Comment
  UCR114186  Cryptantha intermedia A. C. Sanders, D. Malueg 1998-6-24 22066 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  UCR197218  Cryptantha intermedia Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 889 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
  UCR200027  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 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
  RSA534032  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5294 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  UC1211075  Cryptantha intermedia Huron H. Smith 1912-5-3 4912 Los Angeles 243 Comment
  RSA0049489  Cryptantha micromeres Richard G. Swinney 2010-5-7 12610 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  SFV7381  Cryptantha micromeres T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 900 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 617 Comment
  RSA584294  Cryptantha microstachys T. S. Ross, Orlando Mistretta 1993-5-27 7339 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  UCSB5603  Cryptantha microstachys B., K. 1943-8-12 Los Angeles Bottom of Monroe Canyon, Station 20, San Dimas Experimental Forest, San Gabriel Mtns. Comment
  POM369521  Cryptantha muricata Ora M. Clark 1929-3-30 1902 Los Angeles W. of Lancaster Comment
  RSA748674  Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles Glendora Mountain summit 1003 Comment
  UCR190276  Cryptantha muricata R. G. Swinney 1998-8-1 6630 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  SD12595  Cryptantha muricata Edith A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mountains Comment
  RSA0079121  Cryptantha muricata var. denticulata R. F. Thorne, John Dourley 1967-10-10 37372 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. SW of Dawson Saddle. Along Angeles Crest Hwy. 2302 Comment
  RSA0079595  Cryptantha muricata var. muricata John P. Hill 1929-4-10 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA725890  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge. 2252 Comment
  UCR228574  Cryptantha oxygona Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8045 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  SFV9381  Cryptantha pterocarya M. L. Vincent, L. Swade 1964-4-2 481 Los Angeles Mojave Desert Longview Road, 1 mile south of Highway 138. 990 Comment
  RSA0091359  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SD90389  Cryptantha pterocarya var. pterocarya Robert F. Thorne, C. W. Tilforth 1973-4-20 43047 Los Angeles San Gabriel Mountains, Mojave Desert slopes; 3.2 miles south of Highway 138 along Grandview Canyon Road. 1280 Comment
  UCR270499  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 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
  CAS-BOT-BC224475  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  LA30261  Cuscuta californica Mary V. Hood; 1939-12-25 39- 155 k* Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  RSA624370  Cuscuta occidentalis M. A. Piehl 1963-12-7 631057 Los Angeles San Clemente Island. Across SE tip from Pyramid Head and opposite triangulation point Rock. 9 Comment
  RSA632513  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam, Pasadena Comment
  CDA5578  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles On the north side of biology building, California State College at Los Angeles, northwest of the San Bernardino & Long Beach Freeways, Los Angeles. 0 Comment
  RSA209614  Cycladenia humilis var. venusta Wandalee Thompson 1970-9-4 s.n. Los Angeles The Pine Mt. north of San Antonio Pk. 2560 Comment
  RSA404479  Cycladenia humilis var. venusta Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  LA202429  Cyclospermum leptophyllum Arthur C. Gibson; 2005-5-5 5070 Los Angeles Comment
  RSA0098340  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-11-15 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15 km SE of Pearblossum, 40 km north of Pomona. 1460 Comment
  UCR280749  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SBBG57105  Cynodon dactylon M. N. Ackley -Aug-1928 36 Los Angeles Eagle Rock Comment
  POM211780  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA365079  Cyperus erythrorhizos D. L. Crawford 1916-6-26 s.n. Los Angeles Laguna Canyon, [Orange Co?] Comment
  CAS-BOT-BC113959  Cyperus odoratus Ellsworth Bethel 1915-8-1 s.n. Los Angeles Long Beach Comment
  JEPS48974  Cyperus squarrosus L. C. Wheeler 1933-10-12 2193 Los Angeles Crystal Lake San Gabriel Mountains 1706 Comment
  UCR259616  Cyperus squarrosus R. G. Swinney 2010-9-7 13705 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA11496  Cystopteris fragilis H. E. Hasse, Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek among the pines, 5000 ft. 1524 Comment
  JEPS23134  Datisca glomerata Rimo Bacigalupi with Reino Alava 1958-7-21 6453 Los Angeles South Fork of Little Rock Creek, Angeles National Forest South Fork of Little Rock Creek; San Gabriel Mountains, Angeles National Forest, Little Rock 1432 Comment
  UC535126  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulpur Spring; San Gabriel Mountains, Sulpur Spring 1524 Comment
  RSA792232  Datura meteloides Doris Bowers 1957-8-8 s.n. Los Angeles LaVerne. 335 Comment
  RSA660761  Datura wrightii J. Doughty 1985-5-19 136 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA470779  Daucus pusillus F. R. Fosberg 1931-4-12 S- 4573 Los Angeles Near Jewfish Point, Santa Catalina Island. 3 Comment
  UC557736  Daucus pusillus Nell Murbarger March, 1936 37 Los Angeles mesa summit to beach on e. side of island San Clemente Isl. Comment
  CAS-BOT-BC299280  Deinandra fasciculata Geo. B. Grant 1906-9-1 7165 Los Angeles Catalina Island Comment
  UC174178  Deinandra kelloggii J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  SD232611  Deinandra minthornii Scott D. White 1995-10-11 3690 Los Angeles Santa Susana Mtns.: S edge of Santa Susana Mts., above Chatsworth. Vacant lot between 22380 & 22872 Trigger St. Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  SEINET13387051 Image available Delairea odorata R. G. Swinney 2011-1 14081 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  RSA162755  Delphinium parishii subsp. parishii J. D. Olmsted 1958-4-26 118 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  UCR16756  Delphinium parryi K. Klimberg 1970-5-24 s.n. Los Angeles Channel Islands, Santa Catalina Island, coast NW of Avalon 3 Comment
  RSA398740  Delphinium parryi Tisdale 1929-5-20 s.n. Los Angeles Mulhalland highway Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  UC9212  Delphinium parryi subsp. maritimum J. H. Barber 1897-4-7 133 Los Angeles Santa Monica Canyon Comment
  SD45610  Dendromecon harfordii Darley F. Howe 1953-5-2 2272 Los Angeles Santa Catalina Island, Wain Canyon. Comment
  CAS-BOT-BC82909  Dendromecon rigida Henry J. Thompson 1959-3-27 1897 Los Angeles Santa Monica Mountains. Saddle Peak. 0.5 mile northeast of peak. 609 Comment
  LA200721  Dendromecon rigida Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA91402  Dendromecon rigida Bruce Douglas Clayton; Greg Shaw 1972-3-16 2 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  SBBG18699  Descurainia pinnata E. R. Blakley 1963-4-8 5550 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  UCR131385  Descurainia pinnata Alison Lipman 1998-3-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SEINET7047919  Descurainia pinnata subsp. glabra Steven R. Hill, Kate Kramer 2001-4-22 33368 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  UC10804  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 Los Angeles Scorpion Hills Comment
  CAS-BOT-BC43492  Descurainia sophia Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 miles west of Lancaster on Antelope Valley Road. Comment
  SEINET3245636  Dicentra chrysantha R. G. Swinney 2009-1 11290 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley; San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway (Azusa 7.5') 194 Comment
  RSA433536  Dicentra chrysantha Jean Carnine 1932-5-8 15305 Los Angeles San Fernando Valley Comment
  SD44661  Dicentra ochroleuca Darley F. Howe 1951-4-6 2084 Los Angeles Decker Mulholland Road, ca., 5.0 miles northwest of Malibu, Santa Monica Mountains. 395 Comment
  RSA659754  Dichelostemma capitatum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter Morrell 1992-4-3 74 Los Angeles San Clemente Island. Comment
  SFV686  Dichelostemma capitatum C. Gasser 1956-3-3 s. n. Los Angeles Santa Monica Mountains One-third mile from Highway 101 on Malibu Canyon Road. 610 Comment
  SD262172  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-8 16453 Los Angeles San Gabriel Mountains: near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. Confluence. 537 Comment
  RSA652065  Dichelostemma capitatum subsp. capitatum R. T. Hickernell 1948-5-9 2 Los Angeles mile W of San Dimas Dam. 304 Comment
  RSA652066  Dichelostemma capitatum subsp. capitatum Calvin Lohman 1948-5-20 sn Los Angeles 3.5 miles SW of San Dimas. 237 Comment
  SEINET12044710  Dichelostemma capitatum subsp. pauciflorum I. W. Clokey, Anderson, R. C. 1938-1 7875 Los Angeles Lovell Canyon 1600 Comment
  POM17606  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA0051528  Dimorphotheca ecklonis Jack Pepper 1951-2-21 s.n. Los Angeles Pierce College, Canoga Park. 243 Comment
  RSA0083093  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12066 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  CAS-BOT-BC150668  Diplacus longiflorus Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  CAS-BOT-BC150859  Diplacus rutilus Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  CAS-BOT-BC43563  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  UC673300  Dithyrea californica Herbert L. Mason 1926-4-27 3065 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UCD118802  Dodecatheon clevelandii Gordon Pilone 1961-3-3 107 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  RSA600919  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  RSA276012  Dodecatheon clevelandii subsp. clevelandii Jack Delaini, Larry E. DeBuhr 1974-2-21 27 Los Angeles On high, grassy knoll near main stream of canyon 549 Comment
  RSA187814  Dodecatheon clevelandii subsp. insulare Robert F. Thorne 1966-4-4 35776 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  RSA233384  Dodecatheon clevelandii subsp. sanctarum Arthur C. Gibson, Linda C. Gibson 1972-2-26 2802 Los Angeles Dume Road near Heathercliff Road near Point Dume. Comment
  RSA145416  Dodecatheon redolens Gale Sphon 1959-6-27 379 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  JEPS44248  Drymocallis cuneifolia var. ewanii Frank W. Peirson 1921-6-18 493 a Los Angeles n slope of Windy Camp San Gabriel Mts., Mt. Islip (Mt. Islip) 2255 Comment
  UCR129363  Drymocallis cuneifolia var. ewanii F. W. Peirson 1921-6-18 2801 Los Angeles San Gabriel Mtns., Windy [Little Jimmy] Camp, Mt. Islip 2256 Comment
  LA82518  Dryopteris arguta O. H. Kappler; 1941-3-9 107 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA127775  Dudleya blochmaniae P. H. Raven, Henry J. Thompson 1959-6-4 14337 Los Angeles Point Dume. 37 Comment
  POM82690  Dudleya lanceolata P. A. Munz 1925-4-23 9424 Los Angeles San Gabriel Canyon. 305 Comment
  UC1174778  Dudleya multicaulis P. C. Everett and E. K. Balls 1960-5-6 24107 Los Angeles s side Gladstone Rd (Way Hill); San Dimas Comment
  RSA536076  Dudleya virens T. S. Ross 1991-5-21 5428 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of the island 343 Comment
  SFV12547  Dysphania ambrosioides M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 861 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  UCD98566  Dysphania ambrosioides Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  UCR127392  Echinochloa colona A. C. Sanders, Mark Elvin 2002-8-7 25556 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  LA202283  Eclipta prostrata Arthur C. Gibson; 2004-10-9 5030 Los Angeles Santa Monica Mountains, Triunfo Canyon, entering Lake Malibou, 200 m from bridge off Lake Vista Dr Comment
  UCR180186  Ehrharta calycina R. G. Swinney 1969-7-17 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 610 Comment
  CDA20493  Ehrharta erecta M. O'Brien 2004-6-19 MOB 5 -04 Los Angeles South Coast; Malibu Bluffs State Park. 0 Comment
  RSA732516  Ehrharta erecta LeRoy Gross, Pamela Conway 2008-7-1 3466 Los Angeles Weeds of Rancho Santa Ana Botanic Garden: Southwest portion of the garden.West side of the main building, along concrete walkway to Benjamin's Pond. 409 Comment
  RSA0086862  Ehrharta erecta Steven A. Junak 1998-6-13 SCa- 743 Los Angeles Santa Catalina Island: City of Avalon, in planted area at Casino Building. 2 Comment
  RSA0105203  Eleocharis acicularis var. acicularis D. Bramlet 1999-11-16 2828 Los Angeles Snow Creek, City of Industry. The locality is 15m east of Valley Blvd. and 213 south of Grand Ave. The site is 122m west of the existing San Jose Creek flood control channel. 182 Comment
  POM156358  Elymus X gouldii Le Roy Abrams 1902-6-10 2506 Los Angeles Edge of sand dunes,Playa del Rey. Comment
  UCR180185  Elymus condensatus R. G. Swinney 1967-6-25 159 Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 488 Comment
  CAS-BOT-BC227497  Elymus elymoides Geo. B. Grant 1906-6-16 6793 Los Angeles Summit Mt. Wilson Comment
  UCR272571  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-7 15069 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  POM50837  Elymus glaucus Le Roy Abrams 1901-06 17735 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR150454  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  CAS-BOT-BC206754  Elymus glaucus subsp. glaucus Geo. B. Grant 1906-6-14 s.n. Los Angeles Mt. Wilson, summit Mt. Howard Comment
  UC1583152  Elytrigia intermedia subsp. intermedia Tim Ross and Steve Boyd 1990-5-14 2471 Los Angeles Yerba Buena Ridge Angeles National Forest, San Gabriel Mountains, Tujanga Rang 1127 Comment
  RSA652211  Emmenanthe penduliflora R. Evans 1951-5-13 s.n. Los Angeles Arid region, 10 miles west of fire station on Mulholland Dr. Santa Monica Mts. Comment
  LA38488  Emmenanthe penduliflora var. penduliflora James Lauter; 1953-5-7 sn Los Angeles Comment
  RSA640378  Encelia actoni L. C. Wheeler 1967-5-23 9688 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UC1118036  Encelia actoni A. Lewis 1933-4-20 183 Los Angeles 1 mi ne Vincent Station; Elizabeth Lake Quad. 975 Comment
  OBI2902  Ephedra nevadensis Lewis S. Rose 1968-4-5 68013 Los Angeles Acton, Mojave Desert 823 Comment
  RSA383901  Ephedra nevadensis M. Maslow 1968-3-10 11 Los Angeles Mohave Desert. 1.1 miles east of Pearblossom, off of Calif. Hwy. 118 [138] 312 Comment
  SBBG56458  Ephedra nevadensis R. Hoffmann 1929-5-19 Los Angeles Harold Comment
  RSA0089244  Ephedra nevadensis var. nevadensis Steve D. Boyd, Gary D. Wallace 2011-4-14 12314 A Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC81967  Ephedra viridis James R. Shevock 1976-4-25 5022 Los Angeles along the trail to Devils Chair from South Fork Campground. San Gabriel Mts., Angeles National Forest 1371 Comment
  RSA184110  Ephedra viridis I. L. Wiggins 1966-4-24 20655 Los Angeles Desert wash just east of J.F.L. Motel, eastern skirts of Pearblossom. Comment
  CAS-BOT-BC166212  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  CATA3157  Epilobium canum subsp. canum Amy Catalano 2016-6-14 144 Los Angeles Santa Catalina Island: Southwest of Cape Canyon corrals, east of Cape Canyon Road 171 Comment
  RSA588425  Epilobium canum subsp. canum Ora M. Clark 1928-11-12 1283 Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC171924  Epilobium canum subsp. latifolium Robert F. Thorne; John Olmsted 1965-8-26 35376 Los Angeles Angeles National Forest, Camp Lupine near Prairie Fork, San Gabriel Mts. 2011 Comment
  POM17792  Epilobium canum subsp. latifolium P. A. Munz 1923-9-1 7710 Los Angeles Swartout Valley, San Antonio Mtns. 2351 Comment
  RSA594632  Epilobium canum subsp. latifolium Steve Boyd, Lauren Raz 1996-10-29 9123 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  UC1929652  Epilobium canum subsp. latifolium Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 355 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Mile 10.2. Comment
  UCR276715  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-21 13867 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA0112559  Epilobium densiflorum R. G. Swinney 2011-6-15 15189 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA600199  Epilobium foliosum Steve Boyd, Lauren Raz 1997-5-29 9913 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  UCR256444  Epipactis gigantea R. G. Swinney 2010-9-9 13765 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
  RSA568561  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Santa Monica. Comment
  CAS-BOT-BC57173  Equisetum hyemale subsp. affine I. Johnston 1917-5-13 271 Los Angeles El Monte 121 Comment
  RSA650208  Equisetum hyemale var. affine Toppenberg 1961-6-3 s.n. Los Angeles West Covina. Comment
  RSA128227  Equisetum laevigatum P. H. Raven 1959-10-25 14701 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA0113731  Equisetum laevigatum Steven A. Junak 1999-5-21 SCa- 980 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from road crossing. 405 Comment
  RSA650201  Equisetum laevigatum Leonard Brown 1948-5-12 s.n. Los Angeles Found at San Dimas Dam on the north end up from the banks of the San Dimas River about a 1/2 mile from the Delta that the river forms as it empties into the dam. 365 Comment
  SD19317  Equisetum telmateia subsp. braunii F. Youngberg Apr 1934 Los Angeles San Dimas CaA'on Park Comment
  CAS-BOT-BC204481  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 miles N Claremont 411 Comment
  RSA640876  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  UCR125248  Eragrostis mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25534 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, "Potrero Mesa,' north of the mouth of Potrero Canyon, above the Santa Clara River 366 Comment
  RSA574273  Eragrostis mexicana subsp. virescens Timothy S. Ross 1993-6-26 7374 Los Angeles San Antonio Canyon; ca 900 m N of hogback 1197 Comment
  SEINET239013 Image available Eragrostis orcuttiana Beecher Crampton 1965-10-27 7589 Los Angeles Ca. 2.6 miles southwest of Saugus US Hwy 99 Comment
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA600751  Eremocarpus setiger L. C. Wheeler 1967-6-15 9834 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  UC1584237  Eremothera boothii subsp. decorticans Tim Ross and Steve Boyd 1990-6-6 2882 Los Angeles slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  RSA0107973  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 A Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  RSA0107978  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy S4 (204th St. East), 7.4km south of Hwy 138, norhern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  UC1584059  Eriastrum densifolium subsp. austromontanum Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4043 Los Angeles nne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1554 Comment
  RSA0107979  Eriastrum densifolium subsp. elongatum Mark Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns.: Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400m north of western end of Wentworth St. in city of Sunland. 378 Comment
  SD259002  Eriastrum rosamondense Sarah J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 701 Comment
  CAS-BOT-BC514978  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1906-6-5 224 Los Angeles Roscoe Comment
  CAS-BOT-BC514994  Eriastrum sapphirinum subsp. dasyanthum G. B. Grant 1901-5-18 11495 Los Angeles Los Angeles: Western Ave. Comment
  RSA0124687  Eriastrum sparsiflorum Steve Boyd, Lauren Raz 1997-6-17 9951 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  RSA587340  Ericameria linearifolia Orlando Mistretta 1992-5-4 217 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA660162  Ericameria linearifolia Orlando Mistretta 1992-5-25 444 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road Comment
  UCR124590  Ericameria linearifolia B. C. Templeton, I. W. Clokey 1930-4-8 1065 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  UCSB69230  Ericameria linearifolia Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mtns region: W terminus of Holcomb Ridge, west of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, W of Valyermo Rd; (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1085 Comment
  SBBG62925  Ericameria nauseosa var. mohavensis R. Hoffmann 1931-10-23 Los Angeles furthest west View Service Stn, Ridge Route (US Hwy 99) Comment
  UC586871  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1219 Comment
  CAS-BOT-BC293154  Ericameria pinifolia H. E. McMinn 1925-8-6 1557 Los Angeles Sawpit Canon [Canyon] Wash Comment
  RSA656783  Ericameria pinifolia Valerie L. Soza, Gary D. Wallace 2000-1-6 650 Los Angeles Irwindale, San Gabriel Wash: Just north of the 210 Fwy, south of Huntington Drive. 173 Comment
  UC1118805  Ericameria pinifolia P. L. Johannsen 1934-2-15 285 Los Angeles 1 mi nw San Fernando Pass; S. Susana Quad. 441 Comment
  UCD169690  Erigeron canadensis Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR143541  Erigeron foliosus var. covillei C. F. Baker 1903-8-2 3451 Los Angeles Transverse Ranges; San Gabriel Mtns., San Antonio Canyon near Claremont Comment
  CAS-BOT-BC296210  Erigeron foliosus var. foliosus John Thomas Howell 1947-7-18 23390 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA11187  Erigeron foliosus var. foliosus C. Epling, Nesta Dunn, Alice Goen 1931-5-16 s.n. Los Angeles Mountains near Claremont 1524 Comment
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Sep 13 2017
  CAS-BOT-BC296189  Erigeron foliosus var. foliosus Geo. L. Moxley 1914-6-20 s.n. Los Angeles Annandale Comment
  RSA134729  Erigeron foliosus var. stenophyllus Percy C. Everett, E. K. Balls 1959-6-29 23868 Los Angeles Runners to cover areas 50'x20'. Stokes Canyon, Santa Monica Mts. 152 Comment
  SD237308  Erigeron sumatrensis A. C. Sanders 2009-11-6 37217 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  RSA600577  Eriodictyon crassifolium Louis C. Wheeler 1962-6-30 8158 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA0064134  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy 2) at a pullout southeast of the intersection with Angeles Forest Highway. Comment
  CAS-BOT-BC189184  Eriodictyon crassifolium var. nigrescens Steve Boyd; Amber Maurice 2004-5-18 11317 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of LIebre Mountain, at crossing of spring outflow, Liebre Mountains region 1436 Comment
  UC1124349  Eriodictyon crassifolium var. nigrescens A. D. Gifford 1935-5-8 673 Los Angeles 4 mi ne Whitaker; Tejon quad. Comment
  POM158258  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles Santa Catalina Island. Head of Swain s Canyon. 396 Comment
  RSA0073119  Eriodictyon traskiae var. traskiae Mark L. Hoefs 1994-7-18 1886 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing. 244 Comment
  RSA747401  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  SBBG65120  Eriodictyon trichocalyx R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  UCR223124  Eriogonum R. G. Swinney 2009-7-22 11361 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC248473  Eriogonum angulosum Clare B. Hardham 1966-5-7 14151 Los Angeles Near Gorman 1219 Comment
  UCR128098  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  UCR193561  Eriogonum baileyi R. G. Swinney 1999-6-28 7440 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SBBG61870  Eriogonum brachyanthum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  SEINET6329289  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area: Santa Clara River just upstream from Boquet Canyon bridge. 351 Comment
  UC205956  Eriogonum cinereum Geo. B. Grant 1902-7-2 1373 Los Angeles Santa Monica Comment
  RSA0014584  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-18 5716 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  RSA252952  Eriogonum cithariforme var. agninum Robert F. Thorne, Gary D. Wallace 1973-4-24 43426 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA580193  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1994-5-25 7939 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SBBG65497  Eriogonum clavatum R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  JEPS56689  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-3 8396 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  UCR189874  Eriogonum davidsonii R. G. Swinney 1998-7-21 6483 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 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
  CAS-BOT-BC242756  Eriogonum davidsonii Joseph Andorfer Ewan 1932-6-12 7367 Los Angeles North Fork Tujunga Creek, San Gabriel Mts. 914 Comment
  SBBG64279  Eriogonum deflexum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  POM13554  Eriogonum elongatum P. A. Munz 1922-11-20 6569 Los Angeles Hills south of San Dimas. Comment
  UCR217818  Eriogonum elongatum Dan S. Cooper 2010-8-26 810- 96 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  UCR276751  Eriogonum elongatum R. G. Swinney 2010-8-11 13490 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA655592  Eriogonum fasciculatum A. C. Sanders 1999-11-20 23282 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln and Aliso Cyn watersheds. 610 Comment
  UCR155126  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2005-5-5 29924 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA596028  Eriogonum fasciculatum var. polifolium Tim S. Ross, J. Mark Porter 1995-5-4 8443 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA766103  Eriogonum fasciculatum var. polifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 s.n. Los Angeles Islip Trail, south slope Mt. Hawkins. 2195 Comment
  RSA678702  Eriogonum giganteum var. giganteum Mark A. Elvin, Orlando Mistretta 1996-3-24 139 Los Angeles San Clemente Island. Eagle Canyon Comment
  RSA766307  Eriogonum gracile Raymond J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo near Teddy's 305 Comment
  RSA685156  Eriogonum gracile var. gracile Scott D. White 2003-7-25 9645 Los Angeles Santa Clarita area; Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  RSA552442  Eriogonum maculatum D. Charlton 1991-6-22 5423 a Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  LA28402  Eriogonum parvifolium Harlan Lewis; 1940-4-3 1272 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach 22 Comment
  RSA393064  Eriogonum parvifolium var. parvifolium L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA494360  Eriogonum parvifolium var. parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  RSA0093137  Eriogonum pusillum Steve Boyd, Gary D. Wallace 2011-4-14 12316 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR182226  Eriogonum pusillum R. G. Swinney 1998-4-14 6002 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR193692  Eriogonum pusillum R. G. Swinney 1999-4-5 7044 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
  RSA0013196  Eriogonum saxatile Orlando Mistretta, Christine Mistretta 2011-7-13 5940 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
  RSA580097A  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1994-7-7 8170 Los Angeles South base of Liebre Mountain: ca 960 m N of the ''Kelly Ranch'' inholding (USFS map, 1958; 'Knapp Ranch', Angeles Nat'l Forest map, 1982). 1095 Comment
  RSA602461  Eriogonum thurberi Scott D. White 1997-5-14 5135 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
  RSA424976  Eriogonum thurberi Anstruther Davidson 1920-6-1 s.n. Los Angeles Acton. Comment
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  CAS-BOT-BC268174  Eriogonum umbellatum var. minus Frank W. Peirson 1920-9-12 21 Los Angeles Summit San Antonio Peak (Baldy) 3048 Comment
  UCR271861  Eriogonum umbellatum var. munzii R. G. Swinney 2011-6-23 15303 B Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  LA207023  Eriogonum umbellatum var. umbellatum D. Bradbury; Gloria Bradbury 1940-7-17 348 Los Angeles San Gabriel Mountains, along Angeles Forest highway 1219 Comment
  POM158215  Eriogonum viridescens P. A. Munz, I. M. Johnston 1928-9-5 11184 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  UCR276758  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  POM158216  Eriogonum wrightii var. subscaposum P. A. Munz, I. M. Johnston 1928-9-5 11183 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  CAS-BOT-BC297955  Eriophyllum confertiflorum Peter H. Raven; Robert F. Thorne 1964-5-7 18996 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  CAS-BOT-BC297961  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  CHSC83590  Eriophyllum confertiflorum var. confertiflorum John Dittes 1990-6-7 78 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. On slope 30 feet above creek. 725 Comment
  NY42993  Eriophyllum confertiflorum var. confertiflorum J. B. Walker 1995-3-29 1292 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  RSA0091747  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 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
  RSA530074  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1991-8-16 5855 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  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
  UC468934  Eriophyllum confertiflorum var. confertiflorum J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  SEINET11850700  Eriophyllum confertiflorum var. trifidum E. A. Purer 1935-1 6546 Los Angeles Malibou Lodge Rd, Santa Monica Mountains Comment
  SBBG131709  Erodium botrys S. A. Junak 1999-5-21 SCa 998 Los Angeles just S of main rd intersection, along rd to Coffee Pot Cyn 496 Comment
  RSA611073  Erodium botrys Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  RSA589177  Erodium cicutarium Tim S. Ross 1991-4-28 4767 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR259943  Erodium cicutarium R. G. Swinney 2010-3-18 11979 Los Angeles San Gabriel Mountains, 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
  RSA595337  Erodium moschatum Louis C. Wheeler 1967-4-30 9206 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  RSA390934  Erodium moschatum M. B. Dunkle 1939-4-6 7306 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SEINET3523298 Image available Erysimum asperum Norman Cooper 1948-4-21 2717 Los Angeles Saugus. 762 Comment
  JEPS86568  Erysimum capitatum var. capitatum Roy E. Buck 1988-4-10 895 Los Angeles e side of Three Points Rd 0.3 road mi n Three Points (ca 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  CAS-BOT-BC55209  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles Playa del Rey. Comment
  SD40150  Erysimum suffrutescens Edith A. Purer 1935-5-12 6598 Los Angeles El Segundo Comment
  CAS-BOT-BC402731  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  POM418  Eschscholzia caespitosa Otis Hiatt 1916-3-16 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC403170  Eschscholzia californica John Thomas Howell 1930-5-12 4878 Los Angeles 1 mile north of Acton Comment
  RSA0094364  Eschscholzia californica R. G. Swinney 2011-5-31 14923 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
  RSA0008255  Eschscholzia californica Sara L. Crockett 1997-4-2 644 Los Angeles Santa Catalina Island. Middle Canyon, 2.5 miles NE of jct. with Skull Canyon Road; E side of road. 299 Comment
  UCSB11264  Eschscholzia californica Hancock, Dan 1961-3-31 Los Angeles 1 mi. SE of Middle Ranch on Blackjack Rd, on Catalina Island Comment
  POM6276  Eschscholzia californica var. crocea Unspecified 1909-6-20 54 Los Angeles Claremont. Comment
  UC1871174  Eschscholzia minutiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4846 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA150663  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  UCR205624  Eucalyptus A. C. Sanders, T. B. Salvato 2009-5-21 36890 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
  RSA0073113  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel. 143 Comment
  UC56926  Euphorbia crenulata Ernest Braunton May 1902 307 Los Angeles Glendora Comment
  UCD142374  Euphorbia crenulata T. C. Fuller 1967-10-23 16495 Los Angeles UCLA, Westwood, Botanic Garden. Comment
  UCR148842  Euphorbia dendroides Hartman 2002-5-21 PDR 1253860 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Big Santa Anita Canyon Comment
  SD232240  Euphorbia graminea Justin M. Wood 2009-1-3 281 Los Angeles San Gabriel Valley: City of Monrovia, residential property on El Nido Ave. 170 Comment
  RSA9651  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  CDA4857  Euphorbia peplus L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Millard Canyon, just up stream from national forest boundary. . 0 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  CATA1201  Euphorbia serpillifolia subsp. serpillifolia Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2233 Los Angeles Santa Catalina Island: By Cape Canyon Road, middle of Cape Canyon 323 Comment
  CDA4878  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  RSA607706  Euthamia occidentalis Scott D. White 1997-11-5 6020 Los Angeles Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SBBG19214  Extriplex californica M. A. Piehl 1963-12-5 631105 Los Angeles Horse Beach Cyn, E base of China Pt 1 Comment
  SBBG31074  Extriplex californica R. F. Thorne 1966-4-29 Los Angeles Ben Weston Beach 3 Comment
  CATA485  Festuca myuros Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 627 Los Angeles Santa Catalina Island: End of Cat Harbor Road on NE side of Cat Harbor 74 Comment
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCSB386  Festuca myuros Kraebel, C. 1932-6-20 Los Angeles San Dimas; SRE Plots 303-304 Comment
  POM277128  Filago californica E. S. Steele, H. S. Pratt 1935-5-10 s.n. Los Angeles West hills of Eagle Rock. Comment
  RSA180088  Filago californica Peter H. Raven 1962-4-10 17208 a Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA647856  Filago gallica LeRoy Gross, Laura Moore 2000-6-5 204 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA590595  Filago gallica Timothy S. Ross, Walter Appleby 1993-5-20 7184 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  SD69450  Foeniculum vulgare Robert F. Thorne, P. Everett 1965-6-22 Los Angeles Santa Catalina Island: Avalon Canyon 89 Comment
  RSA781425  Forestiera pubescens Erika Gardner, LeRoy Gross, Nancy Hamlett 2012-3-8 4 Los Angeles City of Claremont, Bernard Field Station. Along the north side of pHake lake 402 Comment
  UCD38456  Forestiera pubescens Beecher Crampton 1955-4-28 2724 Los Angeles Old State Hwy. 138, 2 miles west of Lancaster. Comment
  CAS-BOT-BC52565  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock Comment
  UCR273289  Frangula californica subsp. californica R. G. Swinney 2011-7-7 15451 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UC483217  Frankenia salina L. R. Abrams and I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor Channel Islands, Santa Catalina Island Comment
  CAS-BOT-BC217363  Frasera neglecta H. M. Hall 1899-6-1 1249 Los Angeles Schwartout [Swartout] Canyon, on borders of Mojave Desert, San Antonio Mountains 2042 Comment
  RSA0105216  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains: 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway. 646 Comment
  CAS-BOT-BC212392  Fremontodendron californicum Joseph Andorfer Ewan 1936-7-29 9853 Los Angeles West slope Table Mt., Southwest Valley, San Gabriel Mts. 2133 Comment
  POM1727  Fritillaria biflora Philip A. Munz 1918-4-11 2054 Los Angeles Lone Hill near Glendora. Comment
  JEPS5175  Fritillaria pinetorum Frank W. Peirson 1921-6-18 2454 Los Angeles Mt. Williamson is about 2 mi nw of Islip (San Gabriel Mountains); , Mt. Williamson 2316 Comment
  CDA23808  Froelichia gracilis George Garrettson 1955-6-23 Los Angeles Santa Fe Rwy., San Dimas. 0 Comment
  RSA670213  Galium Joseph M. Keefe 2001-3-16 31105 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA571544  Galium andrewsii subsp. intermedium Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8309 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  SBBG46735  Galium andrewsii subsp. intermedium Leota Davidson 1966-5-14 326 Los Angeles Hwy 99 (Ridge Route), S of Oak Flat cmpgrd on Whitaker Park Rd Comment
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Jul 1 2015
  UCR205267  Galium angustifolium R. G. Swinney 2005-8-15 8491 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA732848  Galium angustifolium subsp. angustifolium R. G. Swinney 2001-5-18 7936 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  SBBG14230  Galium angustifolium subsp. angustifolium M. A. Piehl 1962-10-3 62494 Los Angeles main rd near jct with White's Landing Rd Comment
  POM367689  Galium angustifolium subsp. angustifolium Sam Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon 823 Comment
  CAS-BOT-BC223046  Galium angustifolium subsp. gabrielense Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3803 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  UC1332295  Galium angustifolium subsp. nudicaule Lauramay T. Dempster and G. L. Stebbins 1966-6-16 4236 Los Angeles ne Chilao Recreation Area (steep s-facing dry wash); Cloudburst Summit; Cloudburst Summit, NE of Chilao Recreation Area, Los Angeles Co. 2139 Comment
  CATA1062  Galium aparine Mark L. Hoefs 1995-5-16 2002 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA0092488  Galium aparine R. G. Swinney 2011-5-12 14715 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  UC1143136  Galium aparine Jerome S. Horton 1936-4-28 306 Los Angeles 1/4 mi se San Dimas Reservoir (meadow by San Dimas Climactic Sta.); Pomona Quadrangle, San Dimas watershed, San Dimas Canyon 487 Comment
  UCR185603  Galium aparine A. C. Sanders 2007-4-25 33557 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA527651  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4370 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  JEPS7419  Galium catalinense subsp. catalinense George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 490 -2282 Los Angeles Santa Catalina Island Comment
  SBBG119350  Galium grande V. Soza with M. Acosta 2001-6-20 1299 b Los Angeles above Cold Springs Cyn, E of White Saddle, along Silver Fish Rd (FS Rd 1N29), ca. 1.54 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36) 854 Comment
  UC1929779  Galium grande Valerie Soza, Bill Hogshead 2003-5-6 1649 a Los Angeles Transverse Ranges; San Gabriel Mountains region; Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  RSA555199  Galium hallii Robert F. Thorne, M. Z. Thorne 1969-7-10 38418 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  UC1409078  Galium jepsonii R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42205 Los Angeles ne slope San Gabriel Mts., Angeles National Forest, Mt. Waterman 2103 Comment
  JEPS56042  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-16 4121 Los Angeles Angeles Crest Hwy 3 mi Upper Chilao Recreation are; San Gabriel Mts. 1950 Comment
  POM50548  Galium johnstonii L. R. Abrams 1901-7-10 1882 Los Angeles Mt. Wilson summit. 1768 Comment
  UC1595334  Galium johnstonii Tim Ross and Orlando Mistretta 1992-7-24 6745 Los Angeles 76 degrees ene and 900m distant from Strawberry Peak summit (a few m e of spring); San Gabriel Mts., vicinity of Strawberry Spring 1460 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  JEPS9477  Galium parishii F. W. Peirson 1920-9-12 2280 Los Angeles Summit Baldy San Gabriel Mts. 3072 Comment
  UC1586223  Galium porrigens var. porrigens Tim Ross 1991-8-16 5857 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. (s end) 1720 Comment
  JEPS52958  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3976 Los Angeles State Hwy 39 n Coldbrook Public Camp; San Gabriel Mts. 1188 Comment
  SBBG39563  Gambelia speciosa K. K. Muller 1953-5-2 596 Los Angeles above ocean, just S of Camp Orizaba, Swain Cyn Comment
  CAS-BOT-BC158019  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  RSA392405  Garrya veatchii Bonnie C. Templeton 1959-5-9 s.n. Los Angeles On Angeles Crest Highway between Mill Creek Road Junction and Red Box Gap, 1220 Comment
  RSA392406  Garrya veatchii Robert Gustafson 1977-4-5 403 Los Angeles In a small canyon off Angeles Crest Hwy. 7 miles from the junction with Foothill Blvd, San Gabriel Mts,. Comment
  RSA585535  Garrya veatchii Tim S. Ross 1992-4-21 6217 a Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  RSA585536  Garrya veatchii Tim S. Ross 1992-4-21 6217 b Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UC1122716  Garrya veatchii F. H. Raymond 1930-1-30 50 Los Angeles Head of Corral Canyon; Calabasas Quad. 670 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  POM249875  Gaura odorata E. Johnson 1939-8-19 s.n. Los Angeles End of Reposada Drive, north Whittier Heights. Comment
  RSA466821B  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles. Roadside 3600 block Slauson St. Comment
  POM249876  Gaura sinuata E. Johnson 1939-08 s.n. Los Angeles Citrus Ave., west of Cameron, West Covina. Comment
  RSA773998  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA747174  Gayophytum decipiens Orlando Mistretta 1992-6-23 610 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  RSA532641  Gayophytum diffusum subsp. parviflorum Tim S. Ross 1991-8-14 5753 Los Angeles Roundtop Mountain. 1893 Comment
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCSB4347  Gayophytum humile Christensen, David 1960-7-16 Los Angeles Blue Ridge Camp Grounds, 2.3 miles from Big Pine gas station and 100 yards east of roadside 2133 Comment
  UCR191531  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA390994  Geranium carolinianum I. M. Johnston 1917-05 1023 Los Angeles El Mouth Ditch along Railroad 84 Comment
  SBBG118148  Geranium carolinianum F. R. Fosberg 1931-3-20 4319 Los Angeles Hamilton Cyn 40 Comment
  UC1870314  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  RSA747408  Gilia R. G. Swinney 2008-6-9 8969 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
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Dec 7 2018
  SD227872  Gilia B. Pitzer 1998-5-23 3759 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca. 1/2 mi. S. of Sierra Hwy. (Acton 7.5' USGS quad.) 945 Comment
  UCR214065  Gilia A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37950 Los Angeles Tehachapi Mountains, Crane Canyon, 0.83 mi. SE (142 deg. ) of Castac Lake, 1.81 mi. NE (35 deg. ) of Gorman, just S of Kern Co. line 1128 Comment
  PASA804  Gilia Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  UCD117625  Gilia achilleifolia Rudolf Schmid 1962-4-12 s.n. Los Angeles along Russell Road, Cal Poly, Pomona. Comment
  UC2026429  Gilia austrooccidentalis Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  RSA252967  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1973-4-20 43107 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
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Jan 14 2014
  RSA756459  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2008-4-19 2496 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  UCR110466  Gilia brecciarum subsp. jacens J. M. Porter 1998-4-27 11835 Los Angeles Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G Comment
  RSA0055773  Gilia capitata R. G. Swinney 2010-4-28 12391 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  POM155824  Gilia capitata subsp. abrotanifolia M. L. Bryan 1927-1 82 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  HSC16972  Gilia latiflora C. S. Apperson 1966-4-4 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  UC1080506  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 9578 Los Angeles on hwy 99 near Lancaster junction s Gorman; s of Gorman Comment
  SEINET3163606  Gilia multicaulis G. B. Grant 1901-1 501 Los Angeles from Pasadena Comment
  SD215605  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-3-25 9315 Los Angeles Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain at end of dirt road leading 1.0 km northeast of Knapp Ranch. 1096 Comment
  UC879940  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  RSA679867  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 872 -a Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA86544  Gilia sinuata Verne Grant, Alva Grant 1954-4-19 9322 Los Angeles About 1 mile W of Desert Spring; Los Angeles-San Bernardino Co. Line 1220 Comment
  UCR173850  Gilia splendens Michael Honer 2004-6-22 2017 Los Angeles San Gabriel Mtns, San Antonio Canyon: along Mount Baldy Rd. between Spruce Canyon and 'Hog Back 1159 Comment
  SEINET3163644  Gilia tenuiflora var. altissima G. B. Grant 1906-6-17 503 a-6800 Los Angeles at Summit Mt. Wilson, southern California 1829 Comment
  SDSU21373  Gilia tricolor S. H. Bullock 1968-4-6 55 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Ave. 366 Comment
  OBI45942  Glebionis coronaria Clifton F. Smith 1957-6-13 5569 Los Angeles Along Figueroa St near Long Beach Comment
  UCSB9765  Glyptopleura setulosa Haller, John 1957-4-13 Los Angeles Roadside (continuation of Palmdale Ave.) 1 mile west of Los Angeles - San Bernardino County Line and ca. 32 road miles E of Palmdale 914 Comment
  UCR157920  Gnaphalium canescens Robert J. Steers 2005-5-8 17 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
  RSA719744  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5230 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA729196  Gnaphalium luteoalbum R. G. Swinney 1998-7-10 6371 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  RSA761772  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR272640  Gnaphalium microcephalum R. G. Swinney 2011-9-22 15682 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  POM4629  Gnaphalium microcephalum George B. Grant 1901-1 516 Los Angeles From Pasadena Collected, 1901-1905 Comment
  LA32053  Gnaphalium palustre Peter H. Raven; Henry J. Thompson 1959-9-6 14392 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  RSA0012267  Gnaphalium palustre Orlando Mistretta, Youssef Atallah 2011-8-12 6027 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  SBBG122109  Gnaphalium palustre A. Parikh, N. Gale 2003-5-24 738 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  RSA640929  Gnaphalium stramineum L. C. Wheeler 1967-8-9 10411 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA80716  Grindelia camporum var. bracteosa F. W. Peirson 1922-1-5 3294 Los Angeles W of Inglewood on road toward Hermosa Beach Comment
  CAS-BOT-BC305259  Grindelia hirsutula Carl B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile south of 7th St., (Long Beach) 3 Comment
  CAS-BOT-BC304626  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Los Angeles Comment
  RSA0096643  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 631 Los Angeles Santa Catalina Island. Ca. 0.95 air miles NW of East Peak. 329 Comment
  RSA226173  Hazardia squarrosa var. grindelioides Gary D. Cromwell, David W. Wheat 1971-4-30 599 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  CAS-BOT-BC302325  Hazardia squarrosa var. squarrosa J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  POM359737  Helenium bigelovii F. R. Fosberg, J. Ewan 1931-8-12 S 5526 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA607684  Helenium bigelovii Scott D. White 1997-6-29 5400 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  UCR190023  Helenium bigelovii R. G. Swinney 1998-10-3 7018 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  CAS-BOT-BC223980  Helianthemum scoparium Peter H. Raven; Henry J. Thompson 1958-10-11 13753 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near junction of Saddle Peak Road with Tuna Canyon 533 Comment
  POM257576  Helianthemum scoparium var. vulgare C. B. Wolf 1932-5-13 s.n. Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus. 365 Comment
  RSA662177  Helianthus annuus subsp. lenticularis H. Christopher Gubler 1981-5-12 14 Los Angeles Interstate 10 W 1 mile from junction ca. Hwy 57. Alongside freeway chaparral. Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CAS-BOT-BC305811  Heliomeris G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, leading to Malibu Lake, about 7 miles above Hwy 101 (coastal) 457 Comment
  UCR51913  Heliotropium amplexicaule Adelina Munoz 1988-5-14 121 Los Angeles San Gabriel Mtns, San Dimas: Sycamore Canyon behind San Dimas Canyon Park 305 Comment
  UC1010488  Heliotropium amplexicaule P. A. Munz 1954-9-5 20183 Los Angeles 3 mi. n. Claremont (vacant lots at Padua Hills); Padua Hills 487 Comment
  RSA0107830  Heliotropium curassavicum Steven A. Junak 2000-6-29 SCa- 1353 Los Angeles Santa Catalina Island. Along E side of Middle Ranch Road, ca. 1.1 mi. from intersection with Airport Road. Just above creek. 292 Comment
  RSA226037  Heliotropium curassavicum R. F. Thorne, C. W. Tilforth 1971-6-29 40651 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  RSA187748  Hesperocnide tenella Robert F. Thorne 1966-4-5 35826 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  CAS-BOT-BC135949  Hesperoyucca whipplei Louis C. Wheeler 1932-4-14 615 Los Angeles San Gabriel Wash 106 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 Los Angeles along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
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Dec 17 2008
  RSA167863  Heteromeles arbutifolia Robert F. Thorne, Percy C. Everett 1964-2-6 33300 Los Angeles Cherry Cove, Santa Catalina Island. 61 Comment
  RSA454312  Heteromeles arbutifolia F. R. Fosberg 1931-4-10 S- 4552 Los Angeles Santa Catalina Island. Avalon Canyon. 90 Comment
  RSA498184  Heteromeles arbutifolia Erwin Miller 1934-6-30 19120 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SBBG96052  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles Mosquito summit Comment
  SBBG96809  Heteromeles arbutifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4231 Los Angeles lower half of China Cyn, W side Comment
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA0074510  Heterotheca fastigiata R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  RSA0074423  Heterotheca grandiflora Kay H. Beach 1943-9-21 L 911 Los Angeles 1/2 mi. above parking lot on road to Dalton, San Dimas Experimental Forest. Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  RSA0074429  Heterotheca grandiflora Peter H. Raven 1962-5-8 17630 Los Angeles Dunes on western side 0.3 mile from the ocean, opposite Wilson cove, San Clemente Island. 12 Comment
  UC1587641  Heterotheca grandiflora Tim Ross 1991-4-21 4555 Los Angeles ridgetop between Turnbull canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  SFV12576  Heterotheca sessiliflora subsp. fastigiata M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 865 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 317 Comment
  SFV21038  Heterotheca sessiliflora subsp. fastigiata L. Gross 2001-11-10 453 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  UCR88660  Heterotheca subaxillaris Scott D. White 1995-10-19 3711 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA0063084  Heuchera abramsii I. M. Johnston 1917-9-16 1728 Los Angeles San Antonio Mountains, West spur of Baldy. 2591 Comment
  RSA0087293  Heuchera elegans J. Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  CAS-BOT-BC55361  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-5-10 7743 Los Angeles Liebre Mountains. Warm Springs Canyon. NNE off the face of Warm Springs Mountain. 682 Comment
  RSA657211  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30995 b Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA162718  Hirschfeldia incana J. D. Olmsted 1958-3-17 62 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  UCR147045  Holcus lanatus L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Graveyard Canyon, second side canyon 610 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
  CAS-BOT-BC149947  Holodiscus discolor var. discolor S. B. Parish; Tate Rydberg 1914-8-1 s.n. Los Angeles Summit San Antonio Mts. 3026 Comment
  RSA651786  Hordeum murinum subsp. glaucum Richard L. Herrin 1948-3-29 s.n. Los Angeles Corner of Olive Avenue & Kenneth Road in vacant lot in Burbank. Comment
  UC1587627  Hordeum murinum subsp. glaucum Tim Ross 1991-4-21 4514 Los Angeles Middle Turnbull Canyon drainage just sw old water tank (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills), Middle Turnbull Cyn drainage 219 Comment
  UCD86246  Hordeum murinum subsp. leporinum G. T. Nordstrom 1935-4-6 431 Los Angeles 1.5 miles W of Gorman. 1249 Comment
  LA33401  Hordeum vulgare Peter H. Raven; 1959-5-3 14097 Los Angeles Santa Monica Mountains, Mulholland Drive at Laurel Pass 350 Comment
  UCR151725  Hordeum vulgare var. trifurcatum Steve Boyd, Amber Maurice 2004-5-18 11307 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  SBBG119360  Horkelia rydbergii O. Mistretta 1995-7-11 1871 Los Angeles head of Little Rock Crk ca. 0.5 mi downstream from Alder Saddle 1508 Comment
  CDA38602  Hydrilla verticillata CDFA Staff 1980-10-15 s.n. Los Angeles Los Angeles Museum (of Natural History?) 0 Comment
  RSA453775  Hydrocotyle verticillata Theodore Payne 1918-08 3262 Los Angeles Santa Monica Mts. Comment
  RSA586663  Hymenoclea salsola var. salsola Orlando Mistretta 1995-6-1 1742 Los Angeles Carr Canyon, near mouth of canyon; San Gabriel Mts. 945 Comment
  RSA584503  Hypochaeris glabra Timothy S. Ross 1992-5-24 6411 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA611917  Hypochaeris glabra L. C. Wheeler 1934-4-27 2569 Los Angeles Marshall Creek (La Verne Quad.) 488 Comment
  SBBG62879  Isocoma acradenia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SBBG112824  Isocoma menziesii S. A. Junak with K. Kirkland 1998-7-17 SCa 787 Los Angeles mouth of Silver Cyn 3 Comment
  SBBG12514  Isocoma menziesii P. H. Raven 1962-7-11 18011 Los Angeles Wilson's (Wilson) Cove 60 Comment
  SFV14466  Isocoma menziesii var. vernonioides J. L. Reveal 1987-9-11 3886 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  RSA748781  Isomeris arborea Justin M. Wood 2009-4-7 469 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CATA3426  Jacaranda mimosifolia Tobias Nickel, Julia Parish, Jamie Choi, Stuart Olshevski 2017-4-12 002 Los Angeles Santa Catalina Island: Channel side; Hamilton Cove, intersection of Marde Cortez and Alta Vista 54 Comment
  SEINET10893133  Jarava ichu Adolph D. E. Elmer Elmer 3709 Los Angeles Aeton. Comment
  POM361337  Jaumea carnosa F. R. Fosberg 1930-7-7 3147 Los Angeles Alamitos Bay. 1 Comment
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  RSA0011169  Juglans californica Tim S. Ross, Annette Ross 1991-6-3 5531 Los Angeles Elephant Hill: W Pomona. 329 Comment
  JEPS58701  Juglans californica var. californica Frank W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon San Gabriel Mountains Comment
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Mar 28 2014
  RSA0011158  Juglans californica var. californica D. E. Bramlet, Jennifer Pareti 2008-4-14 4197 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  RSA0011159  Juglans californica var. californica A. C. Sanders, T. B. Salvato 2009-5-20 36843 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  RSA0011163  Juglans californica var. californica Steve Boyd, Walter Appleby 1993-4-22 7979 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UCR204752  Juncus R. G. Swinney 2005-8-9 8426 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0081056  Juncus balticus R. G. Swinney 2010-5-12 12721 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  UCR94663  Juncus balticus A. C. Sanders, E. J. Lott 1993-5-6 13954 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR94669  Juncus balticus A. C. Sanders, E. J. Lott 1993-5-6 13993 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  POM7125  Juncus bufonius L. T. Street, G. Williams 1919-4-12 2504 Los Angeles Puente [now La Puente]. Comment
  CATA1089  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA762650  Juncus bufonius var. bufonius R. G. Swinney 2008-11-29 9849 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA777206  Juncus bufonius var. bufonius Orlando Mistretta, Christine Mistretta 2010-5-19 5122 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SEINET3877874  Juncus canaliculatus Victor Duran 1933-7-22 3526 Los Angeles Buckhorn, San Gabriel Mountains.; 0 1981 Comment
  RSA0110659  Juncus duranii Richard G. Swinney 2010-9-30 13897 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2(Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA0022828  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-8-1 5567 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA600139  Juncus macrophyllus Steve D. Boyd, Lauren Raz 1997-5-29 9920 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA368090  Juncus phaeocephalus Dayton, Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  RSA596203  Juncus rugulosus Lauren Raz, Steve Boyd 1996-10-23 14 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA729227  Juncus saximontanus R. G. Swinney 1998-7-10 6410 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  RSA777205  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-5-19 5121 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA585674  Juncus xiphioides Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3002 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 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
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  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
  SEINET6080129  Juniperus californica Unknown 1996-4-25 8704 Los Angeles Liebre Mountains. Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain. Comment
  UCR276830  Juniperus californica R. G. Swinney 2010-5-21 12864 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCSB215  Juniperus californica Ralph, F. 1959-7-18 Los Angeles On U.S. 99, 9.6 miles south of its jct. with Calif. 138 762 Comment
  JEPS8725  Keckiella antirrhinoides Frank Peirson 1925-6-16 Los Angeles Pasadena Comment
  CATA1638  Keckiella cordifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2921 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  RSA0115991  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR210031  Keckiella cordifolia R. G. Swinney 2008-7-12 9165 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  POM292884  Keckiella ternata subsp. septentrionalis Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15099 Los Angeles Santa Catalina Island, north face of Swain Canyon, Whites Landing 183 Comment
  RSA79753  Keckiella ternata subsp. septentrionalis F. W. Peirson 1929-6-30 8425 Los Angeles Just below the old mill on the Tie Canyon stream, Aliso Creek, San Gabriel Mountians. 1341 Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 Comment
  CAS-BOT-BC271344  Koeleria pyramidata W. R. Dudley; F. H. Lamb 1896-6-12 4466 Los Angeles Castaic Lake, Tejon Pass, Mt. Pinos Region Comment
  UCR116283  Krascheninnikovia lanata B. G. Pitzer 1998-5-23 3720 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, and 12.8 mi (airline) west of the San Bernardino County line. 240th Street East, c. 3.1 road mi. north of junction with El Mirage Road (= Avenue 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Avenue 'J 866 Comment
  CAS-BOT-BC340759  Laennecia coulteri Reid Moran 1959-3-9 7156 Los Angeles 1 mile north of Eel Point, San Clemente Island 20 Comment
  UCR162593  Lagophylla ramosissima subsp. ramosissima Anuja Parikh, Nathan Gale 2004-7-8 2080 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 18), south of the river near upper Potrero Canyon 366 Comment
  UCR193457  Langloisia matthewsii R. G. Swinney 1999-6-28 7436 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR194020  Langloisia matthewsii R. G. Swinney 1999-6-5 7240 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR11993  Lantana montevidensis P. H. Raven 1959-3-1 13820 Los Angeles Western Transverse Range; Santa Monica Mtns., Vermont Canyon. Griffith Park 244 Comment
  CAS-BOT-BC412752  Lastarriaea coriacea A. J. McClatchie 1893-5-1 s.n. Los Angeles Pasadena Comment
  CATA3286  Lasthenia californica Julie L. King 2017-2-28 64 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  SD90421  Lasthenia californica Robert F. Thorne 1966-4-15 36001 Los Angeles San Clemente Island; 0.67 mile southsoutheast of Eel Point and north of Seal Cove. 74 Comment
  UC30406  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  SEINET3147833  Lasthenia glabrata subsp. coulteri L. Abrams 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  SBBG61658  Lasthenia gracilis R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  CHSC14159  Lathyrus vestitus L. M. Mayer; I. J. Mayer 1974-4-10 156 Los Angeles On Bouquet Canyon Rd. ca. 8 1/2 mi e of its intersection with Vasquez Canyon Road on s side of roadway. Comment
  SD252331  Lathyrus vestitus Steven A. Junak 2000-4-15 Sca 1195 Los Angeles Santa Catalina Island: Upper Avalon Canyon, along E Summit Road, ca. 0.1 mile inland from gate at Wrigley Memorial. 305 Comment
  SD75567  Lathyrus vestitus var. alefeldii Reid Moran 1941-2-23 605 Los Angeles South Catalina Island, Johnson's Valley, hillside 249 Comment
  UC864436  Lathyrus vestitus var. alefeldii F. R. Fosberg 1931-5-6 S 4803 Los Angeles Cape Canyon Santa Catalina Island 220 Comment
  UC50352  Lathyrus vestitus var. vestitus H. M. Hall 1903-4-1 3742 Los Angeles near Pasadena; Arroyo Seco Comment
  SBBG38757  Lavatera assurgentiflora subsp. glabra R. Moran 1941-2-26 625 Los Angeles Indian Rock, (Wilson's Harbor) 5 Comment
  CAS-BOT-BC321523  Layia glandulosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1158 Comment
  UC468852  Layia glandulosa Katharine Brandegee Los Angeles Lancaster Comment
  POM18071  Layia glandulosa P. A. Munz 1923-5-26 6600 Los Angeles Ridge at head of Vincent Gulch (near North Baldy) 2012 Comment
  RSA602638  Layia glandulosa B. Pitzer 1996-4-20 2687 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
  JEPS39160  Layia platyglossa W. L. Jepson 1938-4-21 19221 Los Angeles San Fernando Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  POM361680  Layia platyglossa subsp. campestris Fordyce Grinnell Jr 1910-05 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  SEINET4942330  Lepechinia fragrans Jay Walker, Hoefs, Mark; Thorn, Robert 1995-4-8 1333 Los Angeles Santa Catalina Island. 4km N of Avalon along paved road Comment
  UC104294  Lepechinia fragrans Dr. A. Davidson Los Angeles near Wilsons Peak Comment
  OBI45078  Lepidium didymum Robert F. Thorne 1973-4-11 42726 Los Angeles Rancho Santa Ana Botanic Garden-claremont. Near admin bldg 366 Comment
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC89421  Lepidium fremontii David D. Keck; Palmer Stockwell 1935-5-15 3304 Los Angeles 1 mile west of Llano, western Mojave Desert between Victorville and Palmdale. Comment
  UCR106320  Lepidium latifolium L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  CAS-BOT-BC12468  Lepidium nitidum Munz; Street; Williams 1919-3-8 2291 Los Angeles Pomona. Comment
  UC1126685  Lepidium nitidum A. D. Gifford 1935-2-7 423 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  POM6860  Lepidium nitidum var. nitidum P. A. Munz, L. T. Street, Williams 1919-3-8 2291 Los Angeles Pomona Comment
  JEPS37117  Lepidospartum squamatum W. L. Jepson 1940-10-7 20184 Los Angeles Santa Monica, Sepulveda Comment
  PASA1349  Lepidospartum squamatum Frank W. Peirson 1919-10-20 Los Angeles Brae-Burn Road near the Rubio stream bed. Altadena Comment
  RSA336399  Lepidospartum squamatum R. F. Thorne, Dick Tilforth 1978-6-21 52333 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA602468  Lepidospartum squamatum Scott D. White 1997-5-15 5146 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. 335 Comment
  SD112499  Lepidospartum squamatum Darley F. Howe 1938-9-26 747 Los Angeles Near Claremont. Comment
  UC1069792  Lepidospartum squamatum P. L. Johannsen 1934-2-8 270 Los Angeles 3/4 mi nw Newhall; Santa Susana Quad., Placerita Creek Comment
  RSA0060767  Leptosiphon aureus subsp. aureus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6824 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG53218  Leptosiphon bicolor S. A. Junak 1978-4-16 SCa 51 Los Angeles next to rd on NW side of Isthmus Cove, NW of wharf Comment
  RSA527597  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4422 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA230189  Leptosiphon breviculus R. F. Thorne 1969-7-2 38226 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA729602  Leptosiphon breviculus R. G. Swinney 1998-7-10 6385 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA469980  Leptosiphon breviculus B. C. Templeton 1932-7-21 5026 Los Angeles East Blue Ridge, Big Pines Park 2104 Comment
  SBBG125528  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-15 3293 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  POM364638  Leptosiphon liniflorus Robert L. Dressler 1949-6-18 878 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  SBBG125523  Leptosiphon parviflorus A. Parikh, N. Gale 2010-6-15 3288 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1305 Comment
  UCR259063  Leptosyne bigelovii R. G. Swinney 2010-5-19 12795 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SD80917  Leptosyne gigantea James Henrickson 1969-4-10 4210 Los Angeles 8 miles west of Malibu along Sandstone Cliff east of Pacific Coast highway at Zuma Beach. 3 Comment
  LA51475  Lessingia filaginifolia var. filaginifolia Henry J. Thompson; 1958-10-23 1818 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  UC177467  Lessingia tenuis J. T. Rothrock August 1875 250 Los Angeles head Piru Creek Comment
Read comments
Dec 1 2015
  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
  UC53557  Leymus X multiflorus H. P. Chandler 1902-9-11 2053 Los Angeles Verdugo Canyon Comment
  RSA714880  Leymus condensatus A. C. Sanders 2003-5-22 26820 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA594457  Leymus triticoides Steve Boyd, Lauren Raz 1996-9-24 8953 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA762878  Leymus triticoides R. G. Swinney 2008-10-10 9582 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM175372B  Lilium humboldtii subsp. ocellatum E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  UCR189279  Linanthus aureus subsp. aureus R. G. Swinney 1998-5-16 6097 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR46108  Linanthus breviculus Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  LA52339  Linanthus californicus C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA652613  Linanthus californicus Marion P. Harthill 1971-5-11 179 Los Angeles San Antonio Canyon. Comment
  JEPS58328  Linanthus ciliatus Frank W. Peirson 1919-6-6 455 Los Angeles North Fork San Antonio Cnayon San Gabriel Mountains 1981 Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  UC572572  Linanthus dichotomus A. D. Gifford 1935-3-25 501 Los Angeles 5.25 mi ne Sawmill Peak; Tejon Quad. 914 Comment
  POM364691  Linanthus parryae Ron Yee 1979-5-6 114 Los Angeles Los Angeles Nat. Forest. 610 Comment
  SBBG17751  Linanthus pygmaeus subsp. pygmaeus P. H. Raven 1962-5-9 17692 Los Angeles just N of Gray 487 Comment
  POM16379  Linaria canadensis var. texana Grethe Markedahl 1923-3-19 s.n. Los Angeles Downey Cemetery Comment
  RSA656217  Lithophragma Joseph M. Keefe 1978-4-28 22750 Los Angeles Verdugo Mountains: Northeast corner Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Hills 256 Comment
  SFV17368  Lithophragma affine J. N. Hogue, D. L. Bishop 1998-5-28 110 .3 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  RSA126707  Lithophragma affine subsp. mixtum H. J. Thompson 1959-4-19 1943 Los Angeles Mulholland Highway, W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains 274 Comment
  RSA468221  Lithophragma affine subsp. mixtum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel. Comment
  RSA730704  Lobelia dunnii var. serrata R. G. Swinney 1997-5-31 5534 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  RSA709617  Loeflingia squarrosa LeRoy Gross 2005-4-28 2137 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  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
  CHSC35836  Lolium multiflorum James Henrickson 1973-6-15 10710 Los Angeles City of Long Beach, along overflow channel W of Los Angeles River Channel between Long Beach Blvd. and Del Mar Ave. 6 Comment
  RSA600363  Lolium perenne subsp. multiflorum Steve Boyd, Lauren Raz 1997-5-28 9874 B 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
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  LA202573  Lomatium dasycarpum Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UC173375  Lomatium dasycarpum subsp. dasycarpum Katharine Brandegee Los Angeles Saugus Comment
  JEPS17030  Lomatium mohavense Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  RSA608911  Lomatium mohavense subsp. mohavense L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA99372  Lonicera hispidula var. vacillans F. W. Peirson 1951-8-7 4502 Los Angeles Sturdevant's Camp, Big Santa Anita Canyon. 1067 Comment
  OBI34055  Lonicera subspicata Mark Schneider s.n. Los Angeles Tujunga. San Bernardino Mtns 549 Comment
  UC535618  Lonicera subspicata var. denudata Ira W. Clokey, B. Templeton June 1929 4554 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  RSA406411  Lotus Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  UCR209490  Lotus argophyllus R. G. Swinney 2008-6-17 9041 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  RSA534059  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5250 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 305 Comment
  SEINET4035311  Lotus argophyllus var. argenteus R. Moran 1941-1 594 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA0003347  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-5 7253 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  RSA549499  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-18 3487 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA639618  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1967-5-23 9701 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA406154  Lotus hamatus M. B. Dunkle 1929-4-7 2102 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA0105005  Lotus heermannii var. heermannii R. G. Swinney 2011-10-25 15892 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UCR266290  Lotus humistratus D. E. Bramlet, Mike Ahmer 2005-4-14 3803 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA406250  Lotus procumbens var. procumbens Anstruther Davidson 1893-4-1 s.n. Los Angeles Big Rock Comment
  UCR249997  Lotus purshianus Jeremiah George 2014-7-26 260714- 01 Los Angeles Marina del Rey, just off Vista del Mar adjacent to intersection with Trolley Place 9 Comment
  RSA008483  Lotus purshianus Fay A. MacFadden 1933-6-15 11031 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  RSA670800  Lotus purshianus var. purshianus Joseph M. Keefe 2001-1-24 31026 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
  UCR219911  Lotus salsuginosus R. G. Swinney, Jane Strong 2009-4-21 10417 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR282023  Lotus salsuginosus R. G. Swinney 2014-5-21 16614 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
  UCR217315  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-3-10 10080 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR214613  Lotus scoparius subsp. scoparius A. C. Sanders, Dan S. Cooper 2010-3-12 37352 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA52436  Lotus strigosus Virginia Mars; 1951-4-7 Los Angeles Point Dume Comment
  RSA0022647  Lotus strigosus Justin M. Wood 2012-3-20 4648 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
  UC1595394  Lotus strigosus Tim Ross and Peter Fritsch 1990-6-20 3678 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1328 Comment
  RSA608486  Lotus strigosus L. C. Wheeler 1961-6-13 7885 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  RSA190982  Lotus strigosus var. strigosus R. F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36732 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
  RSA406940  Lotus strigosus var. strigosus F. R. Fosberg 1931-3-26 S- 4387 Los Angeles Santa Catalina Island. Sea bluffs W of Hamilton Canyon. 90 Comment
  RSA0003332  Lotus sulphureus Anstruther Davidson 1892-9-20 s.n. Los Angeles Wilson's Peak. Comment
  POM355476  Ludwigia repens var. stipitata Theodore Payne 1910-08 2504 Los Angeles Near Palms Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  CATA1828  Lupinus albifrons Martin A. Piehl 1962-10-3 62488 Los Angeles Santa Catalina Island: Along main road above Swain's Canyon (N arm) 381 Comment
  RSA0089258  Lupinus albifrons Bonnie C. Templeton 1938-5-21 s.n. Los Angeles Topanga canyon. Comment
  RSA639109  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  CHSC95784  Lupinus bicolor LeRoy Gross; Naomi Fraga 2002-4-4 505 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 606 Comment
  RSA593020  Lupinus bicolor Steve Boyd 1996-4-25 8729 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  RSA772400  Lupinus bicolor R. G. Swinney 2009-5-12 10727 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge and Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  UC201092  Lupinus bicolor Geo. B. Grant 1905-4-7 735 Los Angeles Pasadena Comment
  UC73221  Lupinus bicolor Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles; near Los Angeles Comment
  SFV6178  Lupinus bicolor R. M. Muran 1974-5-16 78 Los Angeles Santa Monica Mountains Rustic Canyon about 2 miles from Mulholland Drive. 412 Comment
  SEINET10484867  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-20 Dunn 2150 Los Angeles At sta. 66 Near the foothills on the w side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs, and along the road 823 Comment
  RSA350052  Lupinus bicolor subsp. microphyllus Ora M. Clark 1929-3-30 1919 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  UC1871270  Lupinus bicolor subsp. microphyllus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3854 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  UCR71261  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UC527613  Lupinus chamissonis C. B. Wolf 1931-6-25 2245 Los Angeles sand hills w El Segundo (El Segundo); sand hills w El Segundo 60 Comment
  SBBG131682  Lupinus concinnus S. A. Junak 1999-4-24 SCa 871 Los Angeles E of Empire Landing Rd 213 Comment
  RSA0092866  Lupinus concinnus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 362 Los Angeles Santa Catalina Island: Cape Canyon, along road to Cape Canyon Reservoir, just SE of pump house by creek. 305 Comment
  RSA586644  Lupinus concinnus Orlando Mistretta 1995-6-1 1756 Los Angeles Carr Canyon. San Gabriel Mountains. 976 Comment
  CAS-BOT-BC310335  Lupinus excubitus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 723 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  SEINET2062860 Image available Lupinus excubitus Steve Myers, Ed. LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Rd. at California Aqueduct. San Andres Rift Zone bissects site 883 Comment
  UCR45021  Lupinus excubitus A. C. Sanders 1986-7-30 6833 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
  CAS-BOT-BC205406  Lupinus excubitus var. austromontanus E. K. Balls 1952-4-26 8490 Los Angeles Junct. Hwy. 138 & side rd. to Victorville 9.6 mi. N.W. of Camp Cajon 914 Comment
  SD230232  Lupinus excubitus var. austromontanus Louis C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: South side Comment
  UCR273396  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 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
  CAS-BOT-BC216533  Lupinus excubitus var. johnstonii Timothy S. Ross 1994-5-31 7974 Los Angeles Pacifico Mountain: ridgetop WNW of summit 2081 Comment
  RSA597048  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3832 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA626116  Lupinus formosus LeRoy Gross 1999-4-23 137 Los Angeles Verdugo Mountains, northeast side: Whiting Woods Mountainway, 210 freeway, exit Pennsylvania, south to curve where Pennsylvania turns into Honolulu, to Whiting Woods go to end of asphalt road. City of Verdugo City. 670 Comment
  RSA191366  Lupinus formosus var. formosus R. F. Thorne 1967-7-19 37198 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  SFV12391  Lupinus formosus var. formosus D. L. Koutnik, J. G. Cuti 1978-4-19 376 Los Angeles Verdugo Mountains On fire road above Stough Canyon. 549 Comment
  RSA657450  Lupinus formosus var. formosus C. Schapiro 1979-5-28 29 Los Angeles Verdugo Mountains: On fire road at intersection of Haines Canyon Road and Day St., Tujunga 671 Comment
  SBBG106902  Lupinus hirsutissimus M. L. Hoefs, R. F. Thorne 1996-4-6 2650 Los Angeles Renton Mine Rd 243 Comment
  UC450901  Lupinus hirsutissimus F. A. MacFadden 1931-3-15 41 E Los Angeles Tuna Canyon Verdugo Hills (Verdugo Hills); , Tuna Canyon Comment
  RSA87415  Lupinus latifolius subsp. parishii F. W. Peirson 1903-4-11 464 Los Angeles Nichol Canyon, Santa Monica Mts Comment
  CAS-BOT-BC211656  Lupinus longifolius Carl B. Wolf 1941-7-2 10959 Los Angeles Along the Highway about 1 m. east of La Crescenta 487 Comment
  UC1595212  Lupinus longifolius Tim Ross and Peter Fritsch 1990-6-20 3669 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  RSA91322  Lupinus longifolius F. W. Peirson 1920-5-6 7724 Los Angeles Fish Canyon, S base of San Gabriel Mts 777 Comment
  UCR125488  Lupinus microcarpus A. C. Sanders, Mark Elvin 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  SBBG69050  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-4-29 Los Angeles ca. 2 mi S of Castaic Comment
  UCD168350  Lupinus microcarpus var. densiflorus J. W. Barry 1980-4-1 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
  OBI48530  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  RSA783078  Lupinus sparsiflorus Pam De Vries 2011-4-20 7776 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UCR159820  Lupinus sparsiflorus L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  OBI78141  Lupinus sparsiflorus David J. Keil, Dirk R. Walters 1977-4-30 12303 Los Angeles Ridge Rte, ca 3 mi S of jctn with Los Angeles Co. Rd N-2 Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  RSA414301  Lupinus succulentus M. B. Dunkle 1932-5-28 2963 Los Angeles Whites Landing, Santa Catalina Island. Comment
  RSA599522  Lupinus succulentus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9475 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG108138  Lupinus succulentus S. L. Crockett 1997-3-28 617 Los Angeles end of Cat Harbor Rd, NE side of Cat Harbor 15 Comment
  LA200481  Lupinus truncatus A. M. Johnson; 1934-3-16 4337 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA414375  Lupinus truncatus E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach Comment
  RSA414376  Lupinus truncatus Anstruther Davidson 1973-4-6 1856 Los Angeles Tapia Park, Malibu Canyon 244 Comment
  CAS-BOT-BC354341  Lycium brevipes var. hassei R. E. Riefner, Jr. 2011-8-19 11 -104 Los Angeles Palos Verdes Peninsula, Palos Verdes estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West. 90 Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  SEINET10818932  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2588 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC140221  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Just below (n. of) Chenity (s. of Mosquito Cove), San Clemente Island 304 Comment
  POM141537  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1894-08 6438 Los Angeles San Clemente Island. Comment
  RSA527615  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4399 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC1211076  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swain's Canyon Santa Catalina Island 365 Comment
  UCR242054  Madia elegans Dan S. Cooper 2012-8-31 812- 24 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Road/Westlake Blvd (Hwy 23) southwest of Westlake Village and 0.6 km north of Mulholland Hwy 537 Comment
  SBBG50151  Madia gracilis R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -303 Los Angeles bottom of Descanso Cyn 243 Comment
  SFV22098  Maianthemum stellatum J. G. Tirrell, G. M. Bothwell 2011-7-28 LS37 Los Angeles San Gabriel Mountains About 0.3 miles above south side of Highway 2 near mile marker 67.86. 2435 Comment
  CAS-BOT-BC230894  Malacothamnus davidsonii C. B. Wolf 1931-7-2 2264 Los Angeles Little Tujanga Wash, 1/2 mi. above the bridge on the road from Suinland to San Fernando 335 Comment
  CAS-BOT-BC231888  Malacothamnus davidsonii Joseph Andorfer Ewan 1937-8-23 11047 Los Angeles Tujunga Canyon near its mouth, San Gabriel Mts. Comment
  SBBG128423  Malacothamnus fasciculatus M. L. Hoefs 1995-5-23 2080 Los Angeles lower Middle Cyn, just below Eagles Nest Lodge 121 Comment
  SD73407  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 475 Los Angeles Above Malibu, on coastal slope of Santa Monica Mountains, Southwestern Los Angles County. 456 Comment
  UCR205888  Malacothamnus fasciculatus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37088 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA737841  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell 2008-5-27 3423 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  RSA6071  Malacothamnus orbiculatus Carl B. Wolf 1932-9-15 4082 Los Angeles Mint Canyon, 9.5 miles above Saugus (opposite Glenwood's Cafe on Highway). 457 Comment
  RSA0091732  Malacothrix clevelandii R. G. Swinney 2011-5-12 14668 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR270827  Malacothrix clevelandii R. G. Swinney 2011-5-24 14826 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UCR61027  Malacothrix clevelandii Steve Boyd, T. S. Ross 1988-4-28 2253 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  SBBG43856  Malacothrix foliosa subsp. foliosa M. R. Benedict 1971-6-27 Los Angeles N end of runway, near Northwest Harbor Comment
  CAS-BOT-BC347614  Malacothrix glabrata A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  SBBG66066  Malacothrix glabrata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET2053779 Image available Malacothrix glabrata Norman C. Cooper 1949-4-21 2688 Los Angeles Littlerock. 762 Comment
  UCR117112  Malacothrix saxatilis A. C. Sanders, D. Malueg 2001-5-17 24343 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  CAS-BOT-BC347909  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles Pacoima Wash, near the bridge on the rd. from Tujunga to San Fernando 365 Comment
  CAS-BOT-BC347916  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1946-7-26 46250 Los Angeles Malibu 6 Comment
  OBI51865  Malacothrix saxatilis var. tenuifolia Vicki Arnold, D. Gravning 1994-5-7 35 Los Angeles Caballero Cyn, Reseda Blvd. N of Mulholland hwy, Tarzana 427 Comment
  POM356339  Malacothrix saxatilis var. tenuifolia George Vowels 1965-8-13 10125 Los Angeles Near San Diego Freeway, Mulholland area, Santa Monica Mts. Comment
  RSA648052  Malacothrix saxatilis var. tenuifolia Orlando Mistretta 1992-7-17 730 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC149191  Malacothrix saxatilis var. tenuifolia Le Roy Abrams 1902-6-20 2568 Los Angeles near Soldiers Home Comment
  UCSB32468  Malacothrix saxatilis var. tenuifolia Coz, Susan 1977-6-4 Los Angeles About 1.25 miles north on Hwy. 1 from Topanga Canyon Road 45 Comment
  CAS-BOT-BC170387  Malosma laurina Alice Eastwood 1915-8-25 4922 Los Angeles Duarte Comment
  SFV20813  Malva nicaeensis L. Gross, N. Fraga 2002-4-4 521 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 400 Comment
  UCR213409  Malva parviflora A. C. Sanders, Dan S. Cooper 2010-3-12 37342 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA714518  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SD85050  Malvella leprosa E. R. Blakley 1962-10-3 5378 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  UCR272757  Malvella leprosa Reid Moran 1962-10-3 5378 Los Angeles Channel Islands, Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  RSA526591  Malvella leprosa Tim S. Ross 1991-3-24 4288 Los Angeles Whittier Hills (Puente Hills, pro parte). 299 Comment
  UCR264685  Marah horrida Mitch Provance, Callen Huff 2009-4-28 10736 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  CDA42221  Marah macrocarpa S. Minor 2008-5-6 PDR# 1440786 Los Angeles Los Angeles, 948 Stone Canyon Rd. 0 Comment
  RSA0031677  Marah macrocarpa Donna Kenyan 1969-5-1 1 Los Angeles Tujunga wash. 457 Comment
  RSA0091368  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA233391  Marah macrocarpa R. F. Thorne 1966-4-15 s.n. Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA441000  Marah macrocarpa var. macrocarpa F. R. Fosberg 1931-1-7 7112 Los Angeles Sierra Madre. 300 Comment
  UC54910  Marah macrocarpa var. macrocarpa J. Q. Adams 1903-3-18 Los Angeles Soldier's Home Comment
  UC456050  Marah macrocarpa var. major I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  RSA250656  Marrubium vulgare Robert F. Thorne 1971-4-2 41420 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  RSA592607  Marrubium vulgare Mark Hoefs, D. Propst 1973-3-14 98 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  PASA1163  Marrubium vulgare Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA409820  Marrubium vulgare Ida Lou Sayler 1942-4-17 s.n. Los Angeles San Marino. Comment
  RSA658521  Marrubium vulgare Diane Elliott 1985-4-19 6 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  CAS-BOT-BC422756  Meconella denticulata T. Craig; W. Simonds 1927-4-30 235 Los Angeles Fern Canyon near Browns Flats, San Antonio Mts Comment
  UCR261320  Medicago polymorpha R. G. Swinney 2010-3-13 11882 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA526531  Medicago polymorpha Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4269 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SBBG95230  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Rd Comment
  SBBG77086  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Hamilton Cyn 10 Comment
  UC934027  Melica imperfecta H. L. Cogswell 1951-5-8 94 Los Angeles .66 mi n San Dimas Foothill County Park (on small flat near bottom or n of small valley) 441 Comment
  UCR193987  Melica imperfecta R. G. Swinney 1998-8-13 6734 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  RSA0087037  Melilotus albus R. G. Swinney 2010-4-1 12149 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA725751  Melilotus indicus A. C. Sanders, Mark A. Elvin 2003-5-1 26277 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
  POM348190  Melilotus indicus Glenn A. Gorelick 1966-4-4 s.n. Los Angeles In narrow waste area bordering a storm drain, Roxbury Dr. and Mote Mr Dr. Comment
  RSA188089  Mentha Robert F. Thorne 1965-6-23 34957 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 91 Comment
  RSA481995  Mentha X piperita Richard Noyes 1988-9-18 746 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  LA202423  Mentha X piperita Arthur C. Gibson; 2005-9-25 5103 Los Angeles Comment
  RSA711449  Mentzelia LeRoy Gross 2005-5-19 2303 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
  POM3009  Mentzelia affinis L. R. Abrams 1901-4-4 1323 Los Angeles Chatsworth Park. Comment
  SBBG69328  Mentzelia affinis R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  JEPS41148  Mentzelia albicaulis W. L. Jepson 1935-4-17 17031 Los Angeles west Mojave Desert, Lancaster 716 Comment
  RSA440364  Mentzelia albicaulis Anstruther Davidson 1926-5-6 s.n. Los Angeles Mojave Desert (no data on label) 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
  RSA679294  Mentzelia laevicaulis Mark A. Elvin, Anne Marie Ruff 1996-8-1 296 -B Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.5mi from gate. Along road cuts on N side. Comment
  SEINET6084138  Mentzelia laevicaulis Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCSB10559  Mentzelia laevicaulis Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon, San Gabriel Mtns. 1005 Comment
  RSA733770  Mentzelia micrantha R. G. Swinney 2000-6-19 7812 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR272686  Mentzelia micrantha Steven A. Junak 2000-5-18 SCa- 1289 Los Angeles Channel Islands, Santa Catalina Island, west side of Avalon Canyon, overlooking Las Lomas Road, just downslope fom Hogsback Road 91 Comment
  POM96822  Mentzelia micrantha F. M. Reed 1926-6-12 5240 Los Angeles Talus slope near La Canada. Comment
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  UCR184102  Mentzelia veatchiana A. C. Sanders, T. B. Salvato 2007-4-24 33475 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  SBBG13641  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles 1 mi S of Wilson Cove Comment
  RSA95081  Microseris douglasii subsp. platycarpha F. W. Peirson 1908-4-18 1464 Los Angeles Point Fermin. Comment
  POM363445  Microseris lindleyi M. B. Dunkle 1929-4-13 2118 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  RSA599287  Microseris lindleyi Steve Boyd, Lauren Raz 1997-3-31 9423 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR155372  Microseris lindleyi A. C. Sanders 2005-5-5 29918 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR230271  Microseris lindleyi Dan S. Cooper 2011-4-18 411- 12 B Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA660406  Microseris lindleyi Orlando Mistretta 1992-5-21 363 Los Angeles Right Star Mine, S of Acton. Comment
  RSA95203  Microseris lindleyi L. C. Wheeler 1934-4-24 2540 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA442629  Mimulus aurantiacus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -72 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  JEPS26146  Mimulus aurantiacus var. pubescens Peter H. Raven 1959-5-3 14066 Los Angeles 0.5 mi e Beverly Glen Boulevard (Mulholland Hwy.); Santa Monica Mountains 381 Comment
  UC943831  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 A Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UC943854  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1914 A-2 Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  SFV22152  Mimulus aurantiacus var. puniceus K. R. Rivas 2012-4-6 s. n. Los Angeles Santa Susana Mountains Limekiln Canyon. 350 Comment
  LA51874  Mimulus brevipes Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA624030  Mimulus brevipes Raymond J. Dobbs 1926-5-22 1241 Los Angeles Switzer's, San Gabriel Mountains. Comment
  LA200852  Mimulus cardinalis Jonathan Sauer; C. Barber 1970-6-6 4812 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  UCR174533  Mimulus cardinalis Jennifer H. Jones 2006-5-17 304 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  UCR231788  Mimulus cardinalis Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  SEINET11262489  Mimulus cardinalis K. Dobry 1992-8-10 d 316 Los Angeles Santa Monica Mts. Cold Creek Cyn at Cold Creek Cyn Presv.; 0 Comment
  UCR259658  Mimulus floribundus R. G. Swinney 2010-9-7 13723 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  UCR272578  Mimulus floribundus R. G. Swinney 2011-5-24 14816 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UCR282583  Mimulus floribundus Dan S. Cooper 2017-6-8 617- 38 Los Angeles Santa Monica Mountains, 33182 Mulholland Hwy 526 Comment
  RSA615520  Mimulus floribundus Louis C. Wheeler 1966-8-21 8845 Los Angeles San Gabriel Mountains: Mount Burnham.. . Comment
  RSA0102534  Mimulus fremontii Richard G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of Colby Ranch Rd. & FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m N of lodge on SW-facing slope, E of swimming pool. 1220 Comment
  RSA271432  Mimulus fremontii var. fremontii C. W. Tilforth, John Dourley, W. Wisura 1978-5-17 1524 Los Angeles Bob's Gap, about 2 1/2 air miles northeast of Valyermo, north slopes of San Gabriel Mountains. 1098 Comment
  POM308417  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3103 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  HSC90940  Mimulus johnstonii D. M. Thompson 1986-6-7 494 Los Angeles 3.0 mi. SE of Valyermo-Big Pines road along Big Rock Creek Rd., NE side of road 1390 Comment
  SFV3397  Mimulus parishii R. L. Armacost 1933-7-4 16 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA586700  Mimulus pilosus Orlando Mistretta, Mark A. Elvin 1995-6-20 1800 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  UC50347  Minuartia douglasii H. M. Hall Apr. 1903 3761 Los Angeles Playa del Rey Comment
  POM155575  Mirabilis laevis var. crassifolia M. B. Dunkle 1928-4-11 1847 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  UC1194911  Mirabilis laevis var. crassifolia Reid Moran 1958-9-18 6848 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 75 Comment
  RSA485830  Mirabilis laevis var. crassifolia T. S. Elias 1988-2-10 10654 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  SD30969  Mirabilis laevis var. crassifolia Edith A. Purer 1931-3-12 974 Los Angeles Palos Verdes Hills. Comment
  SFV7498  Modiola caroliniana M. H. Grayum 1975-5-4 s. n. Los Angeles San Fernando Valley Los Angeles, Northridge. 18521 Prairie Street. 260 Comment
  RSA646960  Monardella australis subsp. cinerea Orlando Mistretta 1993-6-24 s.n. Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2454 Comment
  UCSB22993  Monardella exilis Engel, C. 1967-5-19 Los Angeles Sierra Highway, 2.2 miles south of its junction with Avenue M, then 0.6 mile south on dirt road, Antelope Valley 762 Comment
  RSA408588  Monardella lanceolata Erwin Miller 1934-6-30 s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA408594  Monardella lanceolata var. lanceolata Anstruther Davidson 1929-5-1 s.n. Los Angeles Tujunga. 854 Comment
  RSA747270  Monardella linoides R. G. Swinney 2005-8-26 8524 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil s Chair. 1933 Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  RSA401626A  Monardella macrantha subsp. macrantha Fordyce Grinnell Jr. 1917-08 3265 Los Angeles near Barley Flats Comment
  RSA126754  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1 mile SSE of Gorman. 1067 Comment
  UC1069955  Monolopia lanceolata A. D. Gifford 1935-3-25 504 Los Angeles 5.25 mi nnw Sawmill Pk.; Tejon Quad. 975 Comment
  UC1069956  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1.1 mi sse Gorman; Tejon Quad. Comment
  RSA0071926  Muhlenbergia asperifolia Sarah Ratay, Robyn Shea 2006-12-7 102 Los Angeles Santa Catalina Island. Buffalo Springs Drainage. Comment
  SBBG93108  Muhlenbergia microsperma D. Swinney 1990-1-6 1510 Los Angeles Glendora, ca. 0.2 mi SW of Little Dalton Park on Glendora Mtn Rd Comment
  UCR181243  Muilla coronata R. G. Swinney 1997-6-13 5569 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA377604  Muilla maritima B. C. Templeton 1933-5-16 5141 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  UCR119549  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  SD139748  Myriopteris newberryi Jon Rebman 1996-4-28 3101 Los Angeles San Clemente Island: Eagle Canyon on southeast side of island 149 Comment
  LA210908  Najas guadalupensis Arthur C. Gibson; 2008-9-7 5390 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  LA99132  Nassella cernua R. L. Armacost; 1967-5-24 2243 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill, undetermined location. Comment
  RSA584629  Nassella cernua Timothy S. Ross, Janet Takara, Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond isthmus, on main east-west ridgetop, ca 615 meters E of Granite Triangulation Point and 620 meters WNW of Oak Triangulation Point. 488 Comment
  RSA3689  Nassella lepida C. B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  RSA748788  Nassella lepida Justin M. Wood 2009-4-13 484 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  RSA776392  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-22 5189 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  CAS-BOT-BC123191  Nemacladus sigmoideus Rimo Carlo Felice Bacigalupi; G. T. Robbins; L. R. Heckard 1953-6-14 4190 Los Angeles Upper slopes of Angeles National Forest, higher north slopes of the San Gabriel Mountains, 1554 Comment
  RSA748596  Nemacladus sigmoideus Justin M. Wood 2009-6-1 789 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR186955  Nemophila menziesii A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31966 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR88704  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 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
  SBBG117922  Nemophila menziesii var. integrifolia G. B. Grant -Mar-1903 833 Los Angeles Pasadena Comment
  UC643396  Nemophila menziesii var. integrifolia Ira W. Clokey, B. Templeton 1929-4-1 4454 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  UC2042003  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. Comment
  CATA2879  Nerium oleander Sara L. Crockett, Michael Daligdig 1996-11-4 37 Los Angeles Santa Catalina Island: Directly across from Tuna Club, adjacent to street 9 Comment
  RSA18415  Nicotiana attenuata Carl B. Wolf 1927-7-27 688 Los Angeles Ridge Route Road, 1 mi. so. of National Forest Inn. Comment
  RSA749243  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SEINET6068460  Nicotiana attenuata Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SBBG31212  Nicotiana bigelovii R. F. Thorne with P. C. Everett 1965-2-22 34883 Los Angeles new rd along East Mtn (Peak) 128 Comment
  CAS-BOT-BC231564  Nicotiana glauca J. H. Thomas 1956-9-29 6460 Los Angeles Pasadena. Behind Devil's Gate Dam Comment
  RSA675006  Nicotiana glauca LeRoy Gross 2003-2-22 746 Los Angeles South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR125916  Nicotiana glauca A. C. Sanders, Mark Elvin 2002-6-19 25201 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  CHSC34458  Oenothera elata subsp. hirsutissima W. Robinson 1972-8-7 60 Los Angeles Ca 10 air miles NE of Azuza E fork of San Gabriel Canyon in San Gabriel Mts. Comment
  RSA610212  Olea europaea Louis C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 671 Comment
  CAS-BOT-BC427448  Oligomeris linifolia Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  SD51893  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles clayey flat near south end of Seal Cove 14 Comment
  RSA774747  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11164 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  UCR269878  Opuntia basilaris var. brachyclada R. G. Swinney 2011-6-29 15339 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  POM317746  Opuntia ficus-indica David Walkington 1963-6-20 182 Los Angeles Southwest of Walnut Ave., 0.2 mi N of Puddingstone Rd., San Dimas. 305 Comment
  SEINET9037781 Image available Opuntia ficus-indica M. A. Baker, Michelle Cloud-Hughes 2015-1 18409 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  CHSC95791  Opuntia littoralis LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  POM285266  Opuntia littoralis Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15103 Los Angeles Hills, north face of Swain Canyon, Whites Landing, Santa Catalina Island. 305 Comment
  RSA18914  Opuntia prolifera C. B. Wolf 1932-5-12 3596 Los Angeles Catalina Island. Indian Head Point, Little Harbor. 45 Comment
  RSA584448  Oreonana vestita R. G. Swinney 1992-7-10 1847 Los Angeles Boundary between Los Angeles and San Bernardino counties. San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  RSA643968  Oreonana vestita V. W. Steinmann 1996-6-17 918 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  CAS-BOT-BC499739  Orobanche californica subsp. feudgei G. D. Abrams 1906-7-13 s.n. Los Angeles East Los Angeles Comment
  RSA0078635  Orobanche californica subsp. feudgei LeRoy Abrams 1902-7-11 2675 Los Angeles Coldwater Canyon. Comment
  SD111598  Orobanche fasciculata W. P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. 1790 Comment
  SEINET13276819 Image available Orobanche fasciculata R. G. Swinney 2011-1 1531 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
  SEINET10549693  Orthocarpus linearilobus David B. Dunn 1941-3-22 Dunn 899 Los Angeles Three mi n from clear creek service station, n side of tehachepis oak covered Hills. Comment
  RSA596021  Orthocarpus purpurascens var. purpurascens Tim S. Ross, J. Mark Porter 1995-5-4 8438 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA526584  Oxalis pes-caprae Tim S. Ross 1991-3-24 4298 Los Angeles Whittier Hills (Puente Hills, Pro parte). 351 Comment
  UCR275521  Oxytheca caryophylloides D. E. Bramlet 2011-9-21 4953 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  UCR94682  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA628584  Oxytheca parishii var. parishii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  SEINET3860449  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA772205  Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA773984  Oxytheca trilobata R. G. Swinney 2009-7-22 11316 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  SEINET3159606  Paeonia brownii M. E. Jones 1882-5-3 2615 Los Angeles Pasadena Comment
  RSA0053890  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  OBI69171  Panicum acuminatum Louis C. Wheeler 1964-11-6 8643 Los Angeles N Fork San Gabriel River, Yucca Flat, near falling spring between Coldbrook and Crystal Lake Comment
  SBBG128297  Panicum capillare S. Ratay, R. Shea 2006-12-7 102 Los Angeles Buffalo Springs drainage Comment
  UCR282208  Papaver californicum Gary Hans 2010-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, below Vista del Valle Dr., Spring Canyon 296 Comment
  CAS-BOT-BC253941  Parapholis incurva Alice Eastwood 1920-4-20 s.n. Los Angeles San Pedro Comment
  CAS-BOT-BC403915  Parietaria hespera Martin A. Piehl 1962-6-10 62391 Los Angeles California Islands. Canyon east of Thirst. San Clemente Island 304 Comment
  CHSC98722  Parietaria hespera var. californica LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 956 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. 564 Comment
  CATA1436  Parietaria hespera var. hespera Mark L. Hoefs, Robert F. Thorne 1996-4-6 2599 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA448011  Parietaria hespera var. hespera Fay A. MacFadden 1931-3-30 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA448018  Parietaria hespera var. hespera Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA654020  Pectocarya linearis subsp. ferocula Valerie L. Soza, Laura Moore 2000-5-10 842 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UCR276919  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-3-29 14251 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
  UCR150712  Pectocarya penicillata R. G. Swinney 1998-4-14 5978 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UC604896  Pectocarya setosa Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9474 Los Angeles Tejon Pass-Lancaster Rd Antelope Valley (w edge of yucca-juniper forest) Comment
  UCR101782  Pectocarya setosa B. G. Pitzer 1998-5-23 3750 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR98798  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles San Gabriel Mtns., Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  UC1114563  Pectocarya setosa Peter H. Raven 1958-3-23 11964 Los Angeles 4.3 mi s Pearblossom (above Big Creek along rd) Comment
  UCD120176  Pectocarya setosa Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 966 Los Angeles Big Pines Hwy., midway between Pearblossom and Valyermo. 1036 Comment
  CAS-BOT-BC207015  Pelargonium X hortorum Martin A. Piehl 1962-10-3 62534 Los Angeles Dry gully about 1/2 mile from shore in Pebbly Beach Canyon, Santa Catalina Island Comment
  RSA660768  Pellaea andromedifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 48 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  UC450858  Pellaea andromedifolia Fay A. MacFadden 1931-3-15 Los Angeles Tuna Canyon; Verdugo Hills Comment
  CAS-BOT-BC67703  Pellaea andromedifolia unspecified 1902-6-12 677 Los Angeles Mt. Wilson 1219 Comment
  RSA584867  Pellaea mucronata T. S. Ross, Steve Boyd 1990-6-4 2802 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon 1549 Comment
  RSA747682  Penstemon caesius R. G. Swinney 2001-8-27 8104 Los Angeles San Gabriel Mountains: Mt. Burnham, west of Mt. Baden-Powell. 2740 Comment
  OBI26232  Penstemon centranthifolius Mark E. Schneider 1973-5-3 27 Los Angeles 1/4 mi W of topanga cyn blvd, Santa Monica Mts 396 Comment
  RSA0110197  Penstemon centranthifolius Richard G. Swinney 2011-5-16 14723 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA171017  Penstemon centranthifolius Robert F. Thorne 1963-7-11 32777 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA771607  Penstemon centranthifolius R. G. Swinney 2009-5-28 10962 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR151726  Penstemon centranthifolius Steve Boyd, Amber Maurice 2004-5-18 11308 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  RSA166501  Penstemon centranthifolius W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Canyon Wash, north of Sunland 442 Comment
  RSA590596  Penstemon centranthifolius Tim S. Ross, W. Appleby 1993-5-20 7182 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UC27412  Penstemon centranthifolius J. H. Barber 1897-6-25 182 Los Angeles above Lang (Soledad Canyon, Southern California); Soledad Canyon, above Lang Comment
  RSA408047  Penstemon grinnellii subsp. grinnellii Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  SFV3435  Penstemon heterophyllus R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  UCR24490  Penstemon heterophyllus John C. Roos 1942-6-6 984 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA407920  Penstemon heterophyllus subsp. australis Howard Mullins 1931-5-1 s.n. Los Angeles Flintridge Hills Comment
  RSA660405  Penstemon heterophyllus subsp. australis Orlando Mistretta 1992-6-17 594 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA674842  Penstemon heterophyllus var. australis Scott D. White, Kent Hughes 2000-5-16 7831 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC213142  Penstemon heterophyllus var. australis A. R. Davis 1915-6-30 Los Angeles Palmer's Canyon Claremont, Palmer's Canyon (Claremont, Southern California) 457 Comment
  SD11886  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA79847  Penstemon labrosus F. W. Peirson 1923-8-31 4031 Los Angeles Just below summit of Blue Ridge, 3-4 miles east of Big Pines, San Gabriel Mtns. 2591 Comment
  RSA532648  Penstemon rostriflorus Tim S. Ross 1991-8-14 5764 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  SD239926  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles San Gabriel Mtns.: Waterman Mountain. Double peaks on a flat plateau. 2412 Comment
  PASA1028  Penstemon spectabilis M. Stason 1931-4-5 Los Angeles Wash near Azusa Comment
  RSA401801  Penstemon spectabilis Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  RSA660104  Penstemon spectabilis subsp. subviscosus Orlando Mistretta 1992-6-12 565 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0049488  Pentagramma triangularis Richard G. Swinney 2010-5-7 12611 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA0060343  Pentagramma triangularis T. S. Ross, J. Mark Porter 1995-5-4 8526 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0060349  Pentagramma triangularis R. F. Thorne 1966-6-2 36530 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA687367  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  UC223685  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-12 4574 Los Angeles Middle Ranch Canyon; Santa Catalina Isl Comment
  UCSB8289  Pentagramma triangularis subsp. triangularis Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  UCSB30919  Pentagramma triangularis subsp. viscosa Parker, V. 1974-3-27 Los Angeles On ocean exposed NE slope 600 ft. above ocean; Fisherman's Cove, Santa Catalina Island 182 Comment
  CAS-BOT-BC217829  Perideridia pringlei W. R. Dudley; F. H. Lamb 1896-6-9 4428 Los Angeles Liebre Mountains Comment
  UC370907  Perityle emoryi R. L. Pendleton and F. M. Reed 1909-7-2 1378 Los Angeles Santa Catalina Island Comment
  RSA535737  Perityle emoryi Timothy S. Ross 1991-5-23 5486 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  RSA426112  Phacelia E. S. Spalding 1924-5-8 s.n. Los Angeles Manhattan Beach. Comment
  PASA1366  Phacelia bicolor Stason 1930-3-18 Los Angeles W. of Adelanto Comment
  SDSU21033  Phacelia bicolor var. bicolor Ian Cain, Ryan Gilmore 2010-6-2 1484 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  RSA210958  Phacelia brachyloba James Henrickson 1963-5-5 32326 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts. 518 Comment
  RSA82717  Phacelia brachyloba P. A. Munz 1925-4-23 9444 Los Angeles San Gabriel Canyon. 488 Comment
  SBBG87689  Phacelia brachyloba S. Boyd with T. Elias 1987-4-14 2067 Los Angeles Pine Mtn and Silver Mtn [between], S of Rincon-Red Box Rd, N of Glendora Comment
  RSA427575  Phacelia brachyloba Robin S. Collins 1973-5-28 313 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 762 Comment
  CATA740  Phacelia cicutaria var. hispida Mark L. Hoefs 1991-5-22 1265 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  LA209998  Phacelia cicutaria var. hispida A. M. Johnson; 1934-4-20 4423 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SD260257  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14937 B Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 2009 Station Fire burn. (Chilao Flat 7.5'Q) 1096 Comment
  LA38563  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 s.n. Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills Comment
  RSA0011519  Phacelia cicutaria var. hispida Orlando Mistretta, Christine Mistretta 2011-6-23 5739 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA427634  Phacelia cicutaria var. hispida N. C. Cooper 1949-10-12 2186 Los Angeles Tapia Park area, Santa Monica Mtns 610 Comment
  UCR192946  Phacelia cicutaria var. hubbyi Dan S. Cooper 2008-4-4 s.n. Los Angeles Los Angeles Basin, North Broadway in vicinity of Prince St., Lincoln Heights, El Sereno, Los Angeles 150 Comment
  UCR189724  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  CHSC100166  Phacelia distans John Dittes 2006-6-4 1389 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  POM123378  Phacelia distans Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA763662  Phacelia distans Doris Bowers 1957-4-25 919 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  POM3771  Phacelia distans C. F. Baker 1909-5-15 5343 Los Angeles Mountains near Claremont. Comment
  RSA756584  Phacelia douglasii Orlando Mistretta, Christine Mistretta 2008-4-3 2275 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  UCR259044  Phacelia douglasii R. G. Swinney 2010-5-12 12760 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
  POM307119  Phacelia egena Henry J. Ramsey 1937-6-24 2051 Los Angeles Big Pines, Palmdale Road. Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  RSA151248  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles West end of Northwest Harbor; San Clemente Island. 15 Comment
  RSA0061139  Phacelia fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6844 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA630312  Phacelia fremontii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UC672353  Phacelia fremontii Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts. Comment
  RSA75532  Phacelia fremontii F. W. Peirson 1928-6-2 7947 Los Angeles Open clearing, south fork of Rock Creek, San Gabriel Range 1463 Comment
  LA200566  Phacelia grandiflora Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4596 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA653692  Phacelia grandiflora Valerie L. Soza, Laura Moore 2000-5-10 864 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA774806  Phacelia hastata subsp. hastata R. G. Swinney 2009-7-29 11407 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  RSA733387  Phacelia imbricata subsp. patula R. G. Swinney 2001-6-16 7986 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  CHSC728  Phacelia minor E. Thomas 1940-2-17 Los Angeles Padua Hills above Claremont. Comment
  RSA0060818  Phacelia minor LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6966 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
  UC881279  Phacelia minor Marcus E. Jones, A. M. 1882-2-27 3031 Los Angeles Pasadena Comment
  RSA660471  Phacelia minor Mary C. Hunter 1994-5-25 22 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  UC1426010  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles ne slope of canyon 0.7 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 780 Comment
  UCR152474  Phacelia parryi A. C. Sanders, Lee Jones 2005-4-8 29335 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UC1174691  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UC1174698  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA0115996  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  POM156351  Phacelia ramosissima var. austrolitoralis L. R. Abrams 1902-6-9 2497 Los Angeles Playa del Rey. Comment
  CHSC114120  Phacelia ramosissima var. latifolia Sandy Leaaatherman; De Vries 2011-4-28 2011 Los Angeles Transverse Ranges; Liebre Mountains region, southwest of Vasquez Canyon oad and Mesa Drive in Santa Clarita, along Edison road. UTM Zone 11S; 367461.88 E 3814911.21 N. 925 Comment
  JEPS1287  Phacelia tanacetifolia Frank W. Peirson 1920-3-28 2101 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  UC107523  Phacelia viscida T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  UCR49211  Phacelia viscida Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  CAS-BOT-BC258853  Phalaris aquatica Barbara Shervanick 1974-5-23 1433 Los Angeles Western Ridge of Lodi Canyon, just north of county juvenile camp. San Gabriel Mt. Range, Pacific Drainage Area 426 Comment
  RSA247416  Phalaris aquatica Jack Delaini 1974-5-23 209 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 838 Comment
  RSA772278  Pholistoma auritum R. G. Swinney 2009-5-8 10695 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SEINET12280437  Pholistoma auritum I. W. Clokey, Templeton, B. 1929-1 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA536075  Pholistoma auritum var. auritum Tim S. Ross 1991-5-21 5412 Los Angeles San Clemente Island: Upper reaches of Box Canyon, SW side of the island. 412 Comment
  RSA576175  Pholistoma racemosum Reid V. Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. 200 Comment
  SD28071  Pholistoma racemosum Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  SEINET4080672  Pholistoma racemosum R. Moran 1941-1 574 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCSB1324  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1943-12-23 Los Angeles San Dimas Exp. Forest; Fern Canyon trail by gage 72 Comment
  CAS-BOT-BC140660  Phoradendron macrophyllum Timothy S. Ross; Steve Boyd 1990-5-15 2514 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest; Soledad Canyon, ca 1.5 linear miles E of Agua Dulce Canyon 621 Comment
  RSA300707  Phoradendron pauciflorum James R. Shevock 1974-10-5 3882 Los Angeles Trail to Mt. Baden-Powell near Vincent Gap, San Gabriel Mountains, Angeles National Forest. 2012 Comment
  UCR85819  Phoradendron pauciflorum T. S. Ross, Steve Boyd 1991-7-24 5630 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  UC924380  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5695 Los Angeles Catalina Harbor Santa Catalina Island (se side, at isthmus) Comment
  RSA0020261  Physalis acutifolia J. D. Laudermilk 1937-10-13 s.n. Los Angeles Baseline Rd. ad Forbes Ave., N. of Claremont. Comment
  RSA0030775  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 miles N Claremont. 412 Comment
  POM16373  Physalis philadelphica E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale. Comment
  SDSU11212  Physalis philadelphica F. Youngberg Los Angeles Orange orchard near Claremont. Comment
  RSA48696  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  UCR189960  Pinus contorta var. murrayana R. G. Swinney 1998-8-27 6824 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA609100  Pinus coulteri L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek & Devils Canyon. 1799 Comment
  POM19003  Pinus flexilis Philip A. Munz 1923-8-31 7672 Los Angeles San Gabriel Mountains: ridge south of Swartout Valley 2591 Comment
  RSA0065473  Pinus flexilis Rudolf Schmid 1962-6-2 s.n. Los Angeles By highway in vicinity of Crystal Lake, Angeles National Forest. 1828 Comment
  UCR256180  Pinus lambertiana R. G. Swinney 2010-9-23 13872 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  MACF019662  Pinus monophylla F. A. M. 1924-5-8 1553 Los Angeles San Bernardino Mts Comment
  RSA588866  Pinus monophylla Orlando Mistretta 1994-9-21 1487 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  CAS-BOT-BC79012  Pinus ponderosa Joseph Andorfer Ewan 1932-5-29 7218 Los Angeles on summit Mount Gleason, San Gabriel Mts. 1889 Comment
  SBBG80496  Piperia cooperi S. A. Junak 1978-4-16 SCa 41 Los Angeles entrance to Fourth of July Cove 30 Comment
  CAS-BOT-BC71775  Pityrogramma triangularis var. viscosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4417 Los Angeles San Clemente Island, E side of island, Bryce Cyn near Malo Point Comment
  UCR126733  Plagiobothrys arizonicus A. C. Sanders, Andy Thomson 2003-4-15 26003 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UCR187226  Plagiobothrys arizonicus A. C. Sanders 2006-4-18 32106 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA232824  Plagiobothrys canescens R. F. Thorne 1966-4-17 36134 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  RSA544541  Plagiobothrys canescens Tim Ross, E. Kellogg 1992-4-12 6125 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  LA81969  Plagiobothrys nothofulvus O. H. Kappler; 1941-3-8 102 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM128997  Plantago coronopus R. L. Pendleton 1909-7-6 1431 Los Angeles Catalina Cove, Santa Catalina Island. Comment
  UC76646  Plantago erecta unknown May 1903 Los Angeles Los Angeles Comment
  RSA0092861  Plantago erecta Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak. 396 Comment
  RSA233398  Plantago erecta Robert F. Thorne 1966-4-17 36094 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, NE side of island. 488 Comment
  RSA719818  Plantago indica R. G. Swinney 1997-7-14 5675 Los Angeles Glendora, Big Dalton Canyon Percolation Basin, east side of Glendora Mtn. Rd. 320 Comment
  RSA625861  Plantago lanceolata Scott D. White, Pam De Vries 1998-4-19 6274 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  CATA1384  Plantago ovata var. insularis Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2507 Los Angeles Santa Catalina Island: Bulrush Canyon 259 Comment
  SBBG113078  Plantago ovata var. insularis S. A. Junak 1998-5-2 SCa 627 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  RSA0004710  Plantago purshii S. B. Parish 1916-3-31 10751 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island Comment
  UCR270841  Platanthera dilatata var. leucostachys R. G. Swinney 2011-8-17 15619 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA792097  Platanthera leucostachys Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0095 Los Angeles South side of California state Highway 2 100 m east of mile marker 67.7 2311 Comment
  CAS-BOT-BC93195  Platanus racemosa Peter H. Raven 1959-9-6 14368 Los Angeles Santa Monica Mountains. At mouth of Malibu Creek. 9 Comment
  LA33807  Platanus racemosa Henry J. Thompson; 1959-3-14 1862 Los Angeles Santa Monica Mountains, San Nicholas Canyon, Pacific Coast Hwy 1 mi W of Decker Canyon Rd 30 Comment
  RSA401721B  Platanus racemosa Donald R. Bissing 1973-6-3 20 Los Angeles Evey canyon, San Gabriel Mountains. Along floor of canyon near stream 0.5 miles from mouth of cayon. 780 Comment
  CAS-BOT-BC91670  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-6-23 8041 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  POM226  Platystemon californicus George B. Grant 1901-04 1008 Los Angeles Garvanza [?]. Comment
  RSA0119007  Platystemon californicus T. B. Salvato 2007-4-27 2088 Los Angeles Tehachapi Mountains Foothills: Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek. 1067 Comment
  RSA445739  Platystemon californicus var. crinitus G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  CAS-BOT-BC326614  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles South end Santa Catalina Island 518 Comment
  UC285012  Poa annua P. A. Munz 1923-4-10 6727 Los Angeles San Clemente Isl Comment
  CAS-BOT-BC237685  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7769 Los Angeles Liebre Mountains. central summit area, ca. 1750 m WSW of Bear Gulch Camp 1732 Comment
  POM158251  Poa secunda M. B. Dunkle 1928-3-31 1782 Los Angeles Santa Catalina Island. Campo Blanco 152 Comment
  RSA484215  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  RSA484216  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  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
  RSA715207  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1940 Los Angeles Fort Tejon Road. Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 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
  UC149783  Poa secunda subsp. secunda H. M. Hall May 1 1902-May 3 1902 3089 Los Angeles vicinity of Elizabeth Lake (Pine Canyon); Antelope Valley Comment
  SFV1212  Polycarpon tetraphyllum B. J. McCaskill 1965-6-6 700 Los Angeles San Gabriel Valley Pasadena. McCaskill Gardens, 25 South Michillinda Avenue. Comment
  RSA355916  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CAS-BOT-BC419773  Polygonum argyrocoleon Carl B. Wolf No date on label 4216 Los Angeles Santa Catalina Island. Around the Rock Crusher, at mouth of Pebbly Beach Canyon. 22 Comment
  RSA762728  Polygonum aviculare R. G. Swinney 2008-12-4 9941 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  CAS-BOT-BC413997  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-4-17 141 b Los Angeles LASCA Comment
  RSA0011588  Polygonum aviculare subsp. neglectum Orlando Mistretta, Youssef Atallah 2011-8-16 6054 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  POM12198  Polypodium californicum M. L. Kendall 1921-1-20 16 Los Angeles San Jose Hills. Comment
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Feb 2 2017
  POM310153  Polypodium californicum Hulda Crooks 1946-3-11 232 Los Angeles Big Dalton Canyon. 366 Comment
  UC399449  Polypodium californicum C. F. Millspaugh 1919-12-4 4465 Los Angeles Hamilton Beach Canyon; Santa Catalina Isl. Comment
  UCR133059  Polypodium californicum R. G. Swinney 1989-11-24 1479 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR208117  Polypodium californicum M. B. Dunkle 1927-3-11 1727 Los Angeles Santa Catalina Island; Grand Canyon 183 Comment
  RSA526604  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4188 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  UCSB62307  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Placerita Canyon Station Peak, Placerita Canyon, ca. 1/2mi E of peak center 457 Comment
  UCSB62354  Polypodium californicum Kiefer, Lawrence 1967-4-16 Los Angeles San Gabriel Mtns., N of Monrovia, Big Santa Anita Canyon, ca. 1mi above Big Santa Anita Dam 457 Comment
  UCR138508  Polypogon australis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, East Fork San Gabriel River at Fish Fork 1098 Comment
  CATA113  Polypogon interruptus Peter Henrikson 1987-5-8 84 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  LA10111  Polypogon interruptus Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC232414  Polypogon monspeliensis L. Street; G. Williams 1919-5-10 2704 Los Angeles San Gabriel River, near Bassett 89 Comment
  CATA1083  Polypogon monspeliensis Mark L. Hoefs 1995-5-16 2033 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CATA1701  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3018 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  UC572684  Polypogon monspeliensis Nell Murbarger May, 1936 229 Los Angeles San Clemente Island; top of mesa Comment
  UCR261433  Polystichum imbricans Joseph Cahill 2010-9-11 910- 03 Los Angeles Transverse Range; San Gabriel Mtns., along Winter Creek c. 2.3 miles north of Arcadia 2589 Comment
  RSA680059  Polystichum imbricans subsp. imbricans Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 357 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 1.8 mi W of gate at Mt. Baldy Road. Comment
  UCR271868  Populus trichocarpa R. G. Swinney 2011-6-23 15319 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA593580  Portulaca oleracea Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8910 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR259615  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC1971604  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles SOUTHERN BASE SAN GABRIEL MTNS.: Tujunga Ponds. West of 210 freeway in Big Tujunga Wash, city of Sunland. Comment
  POM366488  Potentilla anserina var. grandis Geo. L. Moxley 1917-8-18 616 Los Angeles Cienega, Southwest from Los Angeles Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0014805  Proboscidea louisianica subsp. louisianica Louis C. Wheeler 1933-9-12 2111 Los Angeles Thompson Wash, 3 mi NE La Verne. 396 Comment
  UC12760  Prunus fasciculata J. Burtt Davy May 9 1896-May 24 1896 2479 Los Angeles back of Manjana (Antelope Valley); Antelope Valley Comment
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Apr 10 2012
  RSA454130  Prunus ilicifolia subsp. ilicifolia L. E. Hoffman 1931-11-9 s.n. Los Angeles San Gabriel Mountains: Millards Canyon, Angeles National Forest. Comment
  UCSB8567  Prunus ilicifolia subsp. ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon, SRE plots Comment
  RSA503441  Prunus persica var. persica Louis C. Wheeler 1967-4-8 9179 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  SBBG128312  Pseudognaphalium biolettii A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Ratay 2011-7-1 14 Los Angeles Deer Valley Trail 23 Comment
  SBBG131716  Pseudognaphalium biolettii S. A. Junak 1999-5-22 SCa 1003 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  UCR252059  Pseudognaphalium biolettii Dan S. Cooper 2013-4-22 413- 63 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  POM187690  Pseudognaphalium biolettii N. Dunn, J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around Lake, Santa Monica Mts. Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  UC1349333  Pseudognaphalium stramineum Robert F. Thorne and P. Everett 1965-6-23 34983 Los Angeles near margin Hay Press Reservoir; Santa Catalina Island 411 Comment
  UCR270848  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA384625  Pseudotsuga macrocarpa Geo C. Johnstone 1920-4-10 s.n. Los Angeles Mt. Lowe Comment
  RSA384626  Pseudotsuga macrocarpa Christina Clark 1928-10-14 s.n. Los Angeles Mountain sides. Foot Mt. San Antonio Comment
  RSA544548  Psilocarphus brevissimus Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6118 Los Angeles San Clemente Island, west of the west fork of China Canyon. 83 degrees east, 410m distance from 1448'BM. 1865 Comment
  RSA601872  Pteridium aquilinum var. pubescens L. C. Wheeler 1964-6-8 8480 Los Angeles San Gabriel Mountains : Burbank Canyon, W of Thompson Creek Dam. Comment
  UC450860  Pteridium aquilinum var. pubescens Fay A. MacFadden 1931-4-10 2606 Los Angeles near dam Tejunga Canyon Comment
  UCR142737  Pteris vittata L. C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  CATA3391  Pterostegia drymarioides Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 081 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  UCR125434  Pterostegia drymarioides A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25719 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SEINET11929216  Pterostegia drymarioides I. W. Clokey, Templeton, B. 1929-1 4523 Los Angeles Mandeville Canyon, Monica Mountains 350 Comment
  UCR265947  Purshia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC158660  Purshia tridentata var. glandulosa Clare B. Hardham 1959-6-16 4874 Los Angeles Dry wash near Pear Blossom Comment
  RSA499262  Purshia tridentata var. glandulosa L. E. Hoffman 1931-11-28 16310 Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA86647  Purshia tridentata var. glandulosa F. W. Peirson 1926-4-27 6668 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA167844  Quercus X macdonaldii Robert F. Thorne, P. C. Everett 1964-2-7 33480 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  RSA450193  Quercus agrifolia A. R. Roos 1937-12-15 s.n. Los Angeles Sepulveda Canyon Comment
  UC1135346  Quercus agrifolia F. H. Raymond 1930-1-13 21 Los Angeles Head of Puerco Canyon Calabasas Quad. 243 Comment
  RSA0106773  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  SFV12014  Quercus berberidifolia D. L. Koutnik, B. Holguin 1978-4-1 223 Los Angeles San Gabriel Mountains Northwest of Palmdale on Elizabeth Lake Road. 915 Comment
  UC1135515  Quercus berberidifolia A. D. Gifford 1935-4-14 580 Los Angeles 2.5 mi e Whitaker; Angeles National Forest, Tejon Quad. 914 Comment
  UCR178211  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  UCSB27857  Quercus berberidifolia Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  CAS-BOT-BC62367  Quercus chrysolepis Geo. B. Grant 1904-6-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  UC847901  Quercus chrysolepis F. R. Fosberg 1932-6-18 8528 Los Angeles Hogback San Gabriel Mts., San Antonio Canyon 1300 Comment
  UCD170604  Quercus chrysolepis D. O. Burge 2017-9-17 2307 Los Angeles San Gabriel Mountains, Bailey Canyon, N of Sierra Madera. 740 Comment
  UCSB50080  Quercus chrysolepis Millett, Barbara 1980-5-18 Los Angeles Mount Baldy Road, just north of Lower San Antonio Forest Station, San Gabriel Mts.; [San Antonio Canyon just north of Cucamonga( San Bernardino County)] 762 Comment
  UC142578  Quercus dumosa C. F. Baker 1903-9-20 3684 Los Angeles near Claremont; San Antonio Canyon Comment
  UCD45859  Quercus dumosa F. R. Fosberg 1931-7-16 S 5435 Los Angeles Location: Gallaghers Canyon, Santa Catalina Islands, Los Angeles Co. 100 Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  POM19009  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA172263  Quercus durata var. gabrielensis Robert F. Thorne, Henrickson 1963-5-5 32302 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA660200  Quercus durata var. gabrielensis Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 5 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA775957  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-17 5336 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  POM295273  Quercus engelmannii Lyman Benson 1949-10-20 14276 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA594659  Quercus engelmannii Louis C. Wheeler 1945-9-20 6154 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 366 Comment
  RSA640524  Quercus engelmannii R. N. Philbrick, Robert F. Thorne 1967-5-18 B 67 -208 Los Angeles Santa Catalina Island, South of road, upper middle Bull Rush Canyon, Salta verde. Comment
  SBBG44659  Quercus engelmannii W. B. Holt 1941-10-31 23 -1941 Los Angeles Monrovia Comment
  SD121745  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  UC168797  Quercus engelmannii Geo. B. Grant 1904-5-5 1086 /6167 Los Angeles Pasadena Comment
  UCD46021  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hills at W side of mouth of Monrovia Cyn., Oak Woodland and Chaparral sandy soil south slope, 1,000'. 304 Comment
  UCR56323  Quercus john-tuckeri S. J. Myers, Ed LaRue 1989-3-21 s.n. Los Angeles Western Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct 887 Comment
  UCR168351  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  UCD170538  Quercus palmeri D. O. Burge 2017-5-5 2269 Los Angeles Bard Lake area. 375 Comment
  CAS-BOT-BC248270  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 251 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  JEPS46705  Quercus tomentella Mrs. Blanche Trask 1908-12-1 Los Angeles Catalina Island Comment
  RSA177661  Quercus tomentella Robert F. Thorne, Everett 1965-5-10 34502 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SBBG31886  Quercus tomentella R. N. Philbrick 1964-6-12 B 64 -5 Los Angeles just E of Thirst Comment
  SDSU6986  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island. West of Thirst. Comment
  CAS-BOT-BC104873  Quercus wislizeni Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilao, 1 mi N of Chilao Fire Station, San Gabriel Mtns. 1524 Comment
  RSA0038307  Quercus wislizeni Ivan Johnston 1916-11-27 s.n. Los Angeles Mts. above Claremont. 2133 Comment
  UCR270637  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-15 15167 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SFV20992  Rafinesquia californica L. Gross, V. Soza 2003-5-15 899 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
  UCR205903  Rafinesquia californica R. G. Swinney 2008-5-5 8780 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA756786  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2008-4-28 2535 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  CAS-BOT-BC379002  Ranunculus aquatilis var. diffusus Willis L. Jepson 1896-3-11 s.n. Los Angeles Claremont Comment
  CHSC26268  Ranunculus californicus Wesley O. Griesel 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA399397  Ranunculus californicus H. G. Whitmore 1947-3-23 7 Los Angeles Santa Monica Mountains, Benedict Canyon, 2 miles south of Mulholland Drive Comment
  RSA721995  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S- 4348 Los Angeles Hamilton Canyon, Santa Catalina Island. 40 Comment
  SBBG131711  Raphanus sativus S. A. Junak 1999-5-21 SCa 1000 Los Angeles Goat Harbor, above E end of beach 6 Comment
  RSA640801  Rhamnus californica Louis C. Wheeler 1931-4-17 s.n. Los Angeles Pomona: Ganesha Hills. Comment
  UC592782  Rhamnus californica subsp. californica unknown 1928-3-29 1593 Los Angeles 1 mi n Castaic (s base of Ridge Route) 396 Comment
  UCR212763  Rhamnus crocea Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1853 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 434 Comment
  HSC18409  Rhamnus ilicifolia C. E. Fellows 1965-4-13 44 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  LA200808  Rhamnus ilicifolia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UC1121852  Rhamnus ilicifolia A. D. Gifford 1935-3-15 479 Los Angeles 2.5 sw Red Mountain; Angeles National Forest, Tejon Quad. 518 Comment
  UC303608  Rhamnus ilicifolia I. Johnston 1917-2-10 62 Los Angeles hills s of Pomona 365 Comment
  UC1211008  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  LA62874  Rhus aromatica Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  CAS-BOT-BC170433  Rhus integrifolia V. Bailey 1907-10-7 s.n. Los Angeles San Pedro Comment
  LA209578  Rhus integrifolia A. H. Lange; 1951-4-12 Los Angeles Santa Monica Mountains Comment
  RSA296858  Rhus integrifolia W. L. Jepson 1908-7-13 3054 Los Angeles Swain Canon Comment
  RSA302165  Rhus ovata J. R. Shevock 1970-4-14 110 Los Angeles Topanga Canyon 366 Comment
  RSA738073  Rhus ovata Carol Frazier 1966-5-20 s.n. Los Angeles San Rafel Hills 244 Comment
  UCR260022  Rhus ovata R. G. Swinney 2010-3-30 12103 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CAS-BOT-BC92301  Ribes amarum Marcus E. Jones 1882-2-25 2378 Los Angeles Pasadena. Comment
  CLARK-A1528-4116  Ribes amarum John C. Roos 1942-3-21 1092 Los Angeles San Gabriel Mountains Comment
  SEINET7873773 Image available Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  UCR193632  Ribes aureum A. C. Sanders 2008-7-10 35735 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA598107  Ribes aureum var. gracillimum Steve Boyd, Lauren Raz 1997-3-4 9154 Los Angeles Liebre Mountains region, Mint Canyon, just southwest of Sleepy Valley, south of Rowher Canyon along Sierra Highway. 671 Comment
  CAS-BOT-BC93079  Ribes californicum var. hesperium Le Roy Abrams 1899-4-1 250 Los Angeles Santa Monica Mountains. Comment
  UC11621  Ribes californicum var. hesperium W. H. Brewer 1861-2-1 168 Los Angeles San Gabriel Comment
  UCR191785  Ribes cereum R. G. Swinney 1998-7-8 6334 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UC1010241  Ribes divaricatum var. parishii John and Lucille Roos 1951-3-10 5032 Los Angeles Whittier Narrows San Gabriel River 60 Comment
  UCR24339  Ribes divaricatum var. parishii John C. Roos, L. Roos 1951-3-10 5032 Los Angeles San Gabriel River at Whittier Narrows 61 Comment
  UCSB41546  Ribes divaricatum var. parishii Roos, John; Roos, Lucille 1951-3-10 Los Angeles San Gabriel River at Whittier Narrows 60 Comment
  CAS-BOT-BC173099  Ribes indecorum John Thomas Howell 1929-3-2 4100 Los Angeles Rocky soil of San Gabriel Wash, 2 miles s. of Azusa Comment
  LA33978  Ribes indecorum Peter H. Raven; Henry J. Thompson 1959-2-25 13811 Los Angeles 670 Comment
  CAS-BOT-BC173435  Ribes malvaceum C. F. B. 1903-9-17 4065 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  RSA741086  Ribes malvaceum Justin M. Wood 2008-11-20 235 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  SBBG38685  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles head of cyn, Mosquito Summit; ISOTYPE: R. malvaceum var. clementinum Comment
  SEINET3095430 Image available Ribes malvaceum Dick Swinney 1990-1-6 1507 Los Angeles San Gabriel Mountains, 70 yards W of Glendora Mountain Road, just N of Glendora Ridge Motorway on an old dirt road. Comment
  SFV1633  Ribes malvaceum P. G. Kilburn 1958-2-15 605 Los Angeles Santa Monica Mountains Sepulveda Canyon, Mission Fire Road. Ravine going south about 200 yards west of Sepulveda Blvd. 366 Comment
  RSA396477  Ribes malvaceum var. viridifolium Steve Boyd, A. Listen, Walter Wisura 1987-4-30 4146 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd. Comment
  RSA0011518  Ribes nevadense Orlando Mistretta, Christine Mistretta 2011-6-23 5738 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA180094  Ribes nevadense Wandalee Thompson 1965-6-26 s.n. Los Angeles San Gabriel Mts. 1890 Comment
  RSA0023188  Ribes quercetorum Steve Boyd 1996-4-25 8679 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  UCSB25578  Ribes quercetorum Wheeler, Louis 1932-4-9 Los Angeles Mouth Kings Canyon; Elizabeth Lake Region 975 Comment
  RSA612202  Ribes speciosum Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCR124748  Ribes speciosum B. C. Templeton, I. W. Clokey 1930-4-2 1423 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCSB17137  Ribes speciosum Rocke, Hans 1963-2-24 Los Angeles Griffith Park; Los Angeles 213 Comment
  RSA0035147  Ribes speciosum Geo. R. Julian 1962-3-27 s.n. Los Angeles Dry Canyon Road. Santa Monica Mountains. Comment
  JEPS49258  Ribes velutinum Frank W. Peirson 1918-7-8 70 Los Angeles Baldy e trail San Gabriel Range 2865 Comment
  SBBG118149  Ribes viburnifolium F. R. Fosberg 1931-4-4 4485 Los Angeles Cherry Cyn 30 Comment
  SBBG38686  Ribes viburnifolium R. Moran 1941-2-25 615 Los Angeles Johnson's Valley Comment
  UC11686 Image available Ribes viscosissimum J. H. Barber 1897-1-9 Los Angeles Santa Monica Canyon Comment
  RSA480747  Ricinus communis Floy Stanley 1928-4-22 s.n Los Angeles Monrovia. Comment
  UCR217316  Ricinus communis R. G. Swinney 2009-3-10 10081 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UC129387  Rigiopappus leptocladus H. M. Hall and H. P. Chandler 1906-6-12 7395 Los Angeles San Francisquito Canyon Comment
  UCR186918  Rigiopappus leptocladus A. C. Sanders 2006-4-25 32173 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  PASA2073  Rorippa nasturtium-aquaticum Stason 4-31 Los Angeles San Dimas canon in creek Comment
  CAS-BOT-BC147481  Rosa californica J. Ewan 1931-7-5 4750 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  RSA550413  Rosa californica Tim S. Ross 1972-7-10 6673 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 968 Comment
  SD260300  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains: Mill Creek, 0.1 - 0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy. 1096 Comment
  RSA733183  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  POM366434  Rubus ursinus L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR210091  Rumex acetosella R. G. Swinney 2008-7-24 9341 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UC1871117  Rumex acetosella T. S. Ross 1993-5-14 7144 Los Angeles Western San Gabriel Mtns.; Between May Canyon Saddle and May Peak [3948'], westerly slope of May Peak 1146 Comment
  RSA355915  Rumex crispus Robert F. Thorne 1975-9-4 47389 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCR205062  Rumex crispus R. G. Swinney 2008-4-4 8608 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA729719  Rumex salicifolius var. salicifolius R. G. Swinney 1999-6-18 7343 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  SEINET4044458  Sairocarpus multiflorus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  RSA127826  Salicornia virginica H. J. Thompson 1959-9-6 14369 Los Angeles Near mouth of Malibu creek. 3 Comment
  RSA0115850  Salix Steven A. Junak 1999-5-20 SCa- 927 Los Angeles Santa Catalina Island. Cottonwood Canyon, at reservoir. 134 Comment
  SEINET10539335  Salix argophylla David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Inlet 5 or more miles above palos verdes (unspecified state or county). Comment
  RSA0016798  Salix babylonica George B. Grant 1901-5-6 s.n. Los Angeles Pasadena; O[ak] Knoll; Lake Am [label is cut off] Comment
  RSA225696  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39888 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA524174  Salix exigua Tim S. Ross, Steve D. Boyd 1990-6-6 2873 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UCR205834  Salix exigua R. G. Swinney 2008-5-8 8797 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
  RSA162844  Salix gooddingii J. D. Olmsted 1959-3-30 330 Los Angeles 1/2 mile SW of jct between Cobal and Palmer Canyons. E county boundary; Mt. Range: San Gabriel Mtns; Drainage: Thompson Creek. 412 Comment
  UCR273750  Salix gooddingii Steven A. Junak 1999-5-20 SCa- 927 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon, at reservoir 134 Comment
  RSA12638  Salix laevigata Carl B. Wolf 1934-8-16 6061 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  SJSU245  Salix laevigata Mrs. H. P. Bracelin & F. R. Fosberg 1931-10-11 568 Los Angeles 2.5 km W of Ocean Beach, Lower Topanga Canyon, Santa Monica Mts 15 Comment
  UC5022  Salix laevigata Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UC506418  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Bellona Marshes Comment
  UCR259253  Salix laevigata R. G. Swinney 2010-6-4 12996 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA92702  Salix laevigata F. W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  LA208841  Salix lasiandra Carl Hedin; Joseph Ewan 1933-3-25 7675 Los Angeles area 6 Comment
  CAS-BOT-BC128130  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA584009  Salix lasiolepis Tim S. Ross, Steve D. Boyd 1991-4-25 4598 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  RSA602562  Salix lasiolepis Louis C. Wheeler 1967-9-2 10617 Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/4 mile downstream from Devil's Canyon-Little Bear Creek Saddle 1951 Comment
  CAS-BOT-BC107525  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles on flood plain of Los Angeles River, at foot of Cahuenga Pass grade 180 Comment
  CAS-BOT-BC128519  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  POM219212  Salix lucida subsp. lasiandra Louis C. Wheeler 1931-2-15 s.n. Los Angeles Puddingstone Dam, San Jose Hills, S San Dimas. 259 Comment
  UCR198209  Salsola australis M. O'Brien 2004-10-14 s.n. Los Angeles Southern California Coast, Malibu Lagoon, along entry road 8 Comment
  UCR252553  Salsola tragus R. G. Swinney 2010-9-1 13642 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC180747  Salsola tragus C. W. Tilforth 1968-7-7 140 b Los Angeles West Road, Whittier Comment
  RSA757658  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-16 2460 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 22 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1195 Comment
  UCR276890  Saltugilia splendens subsp. grantii R. G. Swinney 2011-5-16 14734 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0086921  Salvia apiana R. G. Swinney 2010-8-9 13470 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  UCR212811  Salvia apiana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1761 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 465 Comment
  RSA442839  Salvia apiana William Emboden 1969-5-28 25 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCR141023  Salvia carduacea June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  SEINET13276733 Image available Salvia columbariae R. G. Swinney 2011-1 14601 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UC25690  Salvia columbariae Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR223753  Salvia columbariae R. G. Swinney 2009-5-28 10968 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  CAS-BOT-BC214318  Salvia dorrii var. pilosa B. Ertter; J. Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) 1/2 mile north of Angeles NF, ca 1 1/2 miles southeast of Valyermo, south side San Gabriel Mountains 1219 Comment
  CAS-BOT-BC214320  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  UCR140432  Salvia leucophylla June Latting 1958-5-11 276 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi. east of Mulholland Hwy and Cornell Road junction 244 Comment
  RSA0087042  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA302283  Salvia mellifera Lyman Benson 1957-5-23 15731 Los Angeles Webb School, above Claremont. 488 Comment
  RSA482527  Salvia mellifera Richard Noyes, L. Arnseth 1988-4-30 556 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA681959  Salvia mellifera Sarah Swartzentruber, Michael Denslow, LeRoy Gross, Bill Hogshead 2003-6-17 5 Los Angeles Verdugo Mountains: East-facing slope in west side of Brand Canyon walls, across from the Brand Canyon cemetary. 305 Comment
  RSA82404  Salvia mellifera Joseph A. Ewan 1932-5-10 7465 Los Angeles Hybrid colony on hot fire break, west rim of Verdugo Canyon Comment
  SBBG31381  Salvia mellifera R. F. Thorne with P. C. Everett 1965-5-10 34444 Los Angeles Black Jack Mtn, few hundred feet below summit 487 Comment
  SEINET8018555  Salvia mellifera W. D. Billings 1951-6-18 2103 Los Angeles San Gabriel Range, hillside near Bigcone Spruces, Glendora Mt. Rd. 762 Comment
  RSA0030941  Salvia mellifera Jane Snyder 1966-5-10 11 Los Angeles San Rafael Hills. 213 Comment
  UC76194  Salvia spathacea E. D. Palmer May 1903 Los Angeles Garvanza Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA177668  Sambucus mexicana R. F. Thorne, P. Everett 1965-5-10 34441 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  SFV20819  Sambucus nigra subsp. caerulea L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1086 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  LA32921  Sanicula arguta Louis C. Wheeler; 1932-3-9 470 Los Angeles Santa Monica Mountains, West Los Angeles UCLA campus 137 Comment
  RSA638223  Sanicula arguta L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  UC1348948  Sanicula bipinnatifida Robert F. Thorne and J. Henrickson 1963-5-5 32292 Los Angeles 4 mi n of Claremont (San Gabriel Mountains, upper Cobal Canyon); San Gabriel Mountains, Cobal Canyon 518 Comment
  JEPS273  Sanicula crassicaulis Frank W. Peirson 1919-5-18 431 Los Angeles San Gabriel Mountains, Monrovia Canyon Monrovia Canyon; San Gabriel Mountains, Monrovia Canyon 609 Comment
  RSA649911  Schinus molle Katherine Thomas 1988-4-15 3 Los Angeles Whittier, Turnbull Canyon Rd. 1.0 miles east of its intersection with Beverly Blvd. Comment
  UCR130833  Schismus arabicus David Charlton 1989-4-7 2866 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR132230  Schismus arabicus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, north of Calif. Hwy 18 at the boundary of Los Angeles and San Bernardino Counties in Antelope Valley 1037 Comment
  UC1870232  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA366049  Schoenoplectus americanus Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  RSA758767  Schoenoplectus maritimus Robert Gustafson 1981-4-14 2179 Los Angeles Ballona Wetlands, area 2 Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  RSA651584  Scirpus microcarpus Marion P. Harthill 1974-5-23 1513 Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  SFV18293  Scrophularia californica J. N. Hogue 2002-5-24 175 .1 Los Angeles San Gabriel Mountains USFS Road 2N08, just east of Newman Point. 975 Comment
  RSA651531  Scrophularia californica T. Strid 1972-6-8 s.n. Los Angeles Budwood Fire Road, Topanga Canyon. 244 Comment
  RSA425153  Scrophularia californica var. californica Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA0115860  Scrophularia villosa Steven A. Junak 1999-5-6 SCa- 888 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, just inland from creek mouth, W-facing slope at 1st fork in canyon. 24 Comment
  SBBG71564  Scutellaria mexicana Anstruther Davidson -Jun-1893 Los Angeles Acton Comment
  UC1595381  Scutellaria siphocampyloides Tim Ross, Steve Boyd 1990-6-18 3467 Los Angeles Camp Verdugo Pines and vicinity, [northerly draw draining] to Jackson Lake Camp Verdugo Pines; San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  RSA626115  Scutellaria tuberosa LeRoy Gross 1999-4-23 136 Los Angeles Verdugo Mountains, northeast side: Whiting Woods Mountainway, 210 freeway, exit Pennsylvania, south to curve where Pennsylvania turns into Honolulu, to Whiting Woods go to end of asphalt road. City of Verdugo City. 488 Comment
  RSA708243  Secale cereale Scott D. White 2004-5-10 10354 Los Angeles North slope below Bald Mountain. 1098 Comment
  RSA683689  Selaginella asprella Louis E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  CAS-BOT-BC62028  Selaginella bigelovii George B. Grant; Walter Wheeler 1904-4-21 H 6144 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA616076  Selaginella bigelovii Scott D. White, Brian Leatherman 1997-1-14 6046 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA670370  Senecio douglasii B. C. Templeton, H. J. Andrews 1938-6-22 1704 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  RSA730757  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  UC35971  Senecio flaccidus var. douglasii J. H. Barber 1897-10-21 288 Los Angeles Santa Monica Canyon Comment
  UC53933  Senecio flaccidus var. douglasii Ernest Braunton 1902-6-11 457 Los Angeles Hollywood Comment
  UCR239982  Senecio flaccidus var. douglasii R. G. Swinney 2009-11-13 11607 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA584130  Senecio flaccidus var. monoensis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-8 2964 b Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA0073118  Senecio lyonii Mark L. Hoefs 1994-5-21 1859 Los Angeles Santa Catalina Island: Near upper Renton Mine Road. 253 Comment
  RSA527616  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4401 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC438166  Sesuvium verrucosum I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  RSA65741  Sesuvium verrucosum F. W. Peirson 1921-11-11 4154 Los Angeles Mud at north end of Elizabeth Lake. Comment
  CAS-BOT-BC243577  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St., Los Angeles Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  UCR210524  Setaria parviflora R. G. Swinney 2008-11-29 9847 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCD98543  Silene antirrhina A. C. Sanders; Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel/Liebre Mountains; Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0077381  Silene californica Orlando Mistretta 1992-7-13 688 Los Angeles San Gabriel MountainsL Los Pinetos Spring Canyon Trail. Comment
  RSA177849  Silene gallica Percy C. Everett 1965-5-12 24637 Los Angeles Santa Catalina Island, Bulrush Canyon. 244 Comment
  SD107902  Silene gallica Larry DeBuhr 1977-4-16 2574 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  UCR258895  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA0016793  Silene gallica George B. Grant 1898-4-1 1550 Los Angeles Santa Anita Comment
  CAS-BOT-BC174906  Silene laciniata R. C. Foster 1937-6-6 341 Los Angeles Cobal [Canon] Canyon, north of Claremont Comment
  UCR190470  Silene laciniata R. G. Swinney 2000-6-25 7799 Los Angeles San Gabriel Mtns., ridge on west side of San Antonio Canyon, between Evey Cyn. and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  LA200356  Silene laciniata subsp. laciniata J. A. Ewan; 1929-5-18 1252 Los Angeles 365 Comment
  SFV20782  Silene laciniata subsp. laciniata J. N. Hogue 2007-6-7 292 .1 Los Angeles San Gabriel Mountains Arroyo Seco behind JPL. 350 Comment
  UC1922305  Silene laciniata subsp. major Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 715 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 12.6'' N 118deg 17' 24.7'' W T2N Comment
  UCR194744  Silene laciniata subsp. major Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 715 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA477918  Silene laciniata subsp. major H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  CAS-BOT-BC175112  Silene verecunda F. Grinnell Jr. 1917-8-31 s.n. Los Angeles Ridge between Buckhorn and Pleasant View Ridge, San Gabriel Mountains Comment
  UC534849  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn , Buckhorn (San Gabriel Mts.) 1981 Comment
  UCR219918  Silybum marianum R. G. Swinney 2009-4-17 10396 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  JEPS30512  Silybum marianum Donald Kyhos 1958-5-23 58 -191 Los Angeles Turnbull Canyon , Turnbull Canyon (Whittier) Comment
  POM9703  Sinapis arvensis P. A. Munz 1921-4-12 s.n. Los Angeles Claremont. 366 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCR95336  Sisymbrium altissimum L. C. Wheeler 1946-8-28 6277 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  RSA0092856  Sisymbrium irio Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 443 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  UCD115601  Sisymbrium irio Kenneth A. Wilson 1961-2-21 871 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  UCR125951  Sisymbrium officinale A. C. Sanders, Mark Elvin 2002-6-19 25167 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CDA3854  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-2 7204 Los Angeles Western San Gabriel Mountains; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  RSA0035005  Sisyrinchium bellum W. M. Arbaugh 1968-5-13 264 Los Angeles Cal Poly, on grassy hillside behind Fremont Hall. Comment
  RSA366937  Sisyrinchium bellum D. A. Young 1969-4-25 P- 486 Los Angeles Diamond Bar. 274 Comment
  RSA651591  Sisyrinchium bellum A. G. Bower Jr. 1948-4-18 s.n. Los Angeles In canyon 1 1/2 mi. east of Covina. 208 Comment
  CATA1910  Solanum douglasii Amy Catalano 2014-1-21 007 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 387 Comment
  RSA422402  Solanum douglasii T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  UCR178946  Solanum douglasii R. G. Swinney 1968-3-18 224 Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  RSA0020077  Solanum marginatum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37030 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  RSA670655  Solanum mauritianum Bonnie C. Templeton 1947-5-15 7 Los Angeles SW. Los Angeles Comment
  UCD15321  Solanum mauritianum Glen Holstein 1996-2-1 s.n. Los Angeles California, Los Angeles Co.; in Laurel Canyon by Highway 101, Studio City, Los Angeles; Comment
  NY821434  Solanum nigrum H. E. Hasse 07 1888 4170 Los Angeles Los Angeles Comment
  CAS-BOT-BC231721  Solanum umbelliferum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  RSA596482  Solanum umbelliferum Louis C. Wheeler 1967-5-24 9718 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  CAS-BOT-BC156707  Solanum umbelliferum L. C. Wheeler 1932-2-20 446 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  RSA584852  Solanum umbelliferum Tim S. Ross 1993-6-1 7352 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 780 Comment
  UC1375369  Solanum wallacei C. Davidson 1971-5-7 1516 Los Angeles toward lower part of Middle Ranch Canyon Middle Ranch Canyon Comment
  LA26152  Solanum xanti Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UCR16404  Solanum xanti R. D. Keys 1973-5-6 s.n. Los Angeles San Gabriel Mountains, 1 mi below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; 15-20 ft. below road on mountainside 1220 Comment
  RSA427402  Solanum xanti var. intermedium Ruth E. Hammond 1929-04 s.n. Los Angeles Hillsides, Verdugo Comment
  UCR98745  Solanum xanti var. montanum T. S. Ross, Steve Boyd 1990-6-18 3499 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  RSA133810  Solidago californica P. H. Raven 1959-9-28 13732 Los Angeles Elysian Park 198 Comment
  RSA550721  Solidago californica Timothy S. Ross, Annette H. Ross 1991-7-29 5698 Los Angeles Elephant Hill, north most point of the Puente Hills, west Pomona 355 Comment
  RSA7617  Solidago confinis C. B. Wolf 1933-11-9 s.n. Los Angeles Valyermo Post Office, desert slope of San Gabriel Mountains on Big Rock Creek. 1098 Comment
  LA209945  Solidago spectabilis Arthur C. Gibson; Tarja Sagar 2005-9-30 5102 Los Angeles Comment
  RSA104870  Soliva sessilis D. F. Howe 1956-04 s.n. Los Angeles 826 S Holt. Comment
  RSA449939  Soliva sessilis A. R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, Wilshire Blvd. Comment
  RSA594462  Sonchus asper Steve Boyd, Lauren Raz 1996-9-24 8946 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  SBBG67926  Sonchus asper R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UCR190275  Sonchus asper R. G. Swinney 1998-8-1 6617 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
  RSA0119941  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 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
  RSA4781  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  UCSB12225  Sorghum halepense Hochberg, Fred 1961-3-17 Los Angeles North side of the Milk Barn, Middle Ranch, Middle Canyon, Catalina Island 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
  CAS-BOT-BC390140  Spergularia bocconi R. M. Beauchamp 1967-1-27 123 Los Angeles Canyon behind Wilson Cove pier. San Clemente Island Comment
  SD85182  Spergularia macrotheca Michael R. Benedict 26-27 Jun 1971 Los Angeles San Clemente Island, ca. 0.5 mile south of Wilson Cove. Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  SBBG69979  Spergularia macrotheca var. leucantha M. N. Ackley -Jun-1927 79 Los Angeles Inglewood 47 Comment
  CAS-BOT-BC390327  Spergularia macrotheca var. macrotheca Le Roy Abrams 1901-4-1 1223 Los Angeles Ballona Harbor Comment
  SBBG43855  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  RSA0098542  Spergularia marina R. G. Swinney 1993-6-14 2257 Los Angeles San Gabriel Mountains, Glendora, Little Dalton Canyon. Debris Basin. 366 Comment
  POM179  Spergularia salina L. R. Abrams 1901-04 1458 Los Angeles Hyde Park. Comment
  RSA442867  Sphaeralcea emoryi var. variabilis Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  SBBG59  Sporobolus airoides R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA594561  Sporobolus cryptandrus L. C. Wheeler 1967-7-30 10270 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  RSA297993  Stachys albens F. W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon, San Gabriel Mts. 1341 Comment
  RSA447288  Stachys albens Unspecified 1901-6-18 s.n. Los Angeles Near Los Angeles. Comment
  RSA562791  Stachys albens D. Charlton 1991-7-5 5525 Los Angeles Elizabeth Canyon Rd. Cottonwood Cyn Campground. 396 Comment
  SBBG80013  Stachys albens M. N. Ackley -Jul-1927 471 Los Angeles Pacific Palisades, Santa Monica 99 Comment
  UCR142080  Stachys albens A. C. Sanders, Mark A. Elvin 2002-8-26 25587 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA446649  Stachys bullata Bonnie C. Templeton 1930-5-27 1419 Los Angeles Higgins Canyon, north of Beverly Hillls. 100 Comment
  LA82037  Stachys rigida var. rigida O. H. Kappler; 1943-4-27 371 Los Angeles Santa Monica Mountains, Point Dume, near Walnut Canyon 38 Comment
  RSA596952  Stellaria media Scott D. White, Chet McGaugh 1995-5-9 3015 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14., Sunshine Canyon Landfill property; site proposed for landfill expansion. 457 Comment
  RSA478172  Stellaria media Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  UCR189817  Stephanomeria R. G. Swinney 1998-9-4 6891 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  IRVC26307  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA474189  Stephanomeria diegensis M. B. Dunkle 1929-10-20 2148 Los Angeles Howland's, Santa Catalina island. Comment
  RSA225979  Stephanomeria exigua subsp. coronaria R. F. Thorne, C. W. Tilforth 1971-6-29 40674 b Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  RSA774805  Stephanomeria virgata R. G. Swinney 2009-7-29 11408 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR186672  Stephanomeria virgata T. B. Salvato, Sarah Flack 2007-8-8 3030 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UC1394192  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1966-8-13 66157 Los Angeles 1 mi s Crystal Lake (on Hwy 39) 1432 Comment
  RSA578654  Stillingia paucidentata T. S. Ross, J. Mark Porter 1994-5-1 7612 -a Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  UC1922875  Stipa cernua Scott D. White, Pam DeVries 2006-5-9 11401 Los Angeles SE Tehachapi Mountains: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  LA105533  Stipa miliacea Barry A. Prigge; 1989-5-13 8736 Los Angeles Santa Susana Mountains, Blind Canyon, S fork of canyon, ca. 1.7 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd, N of Chatsworth 457 Comment
  RSA0115400  Stipa parishii R. G. Swinney 2010-9-23 13883 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UC2030045  Stipa parishii Louis C. Wheeler 1970-7-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Summit Mt. hawkins. Comment
  SD51934  Stipa pulchra Peter H. Raven 1962-4-9 17172 Los Angeles San Clemente Island; near barracks, Wilson Cove 60 Comment
  UCR275034  Stipa pulchra Michael Honer, Rachel Woodard, Teresa Salvato, Mary Ann Hasskamp 2006-4-11 2171 Los Angeles Tehachapi Mountain Area, Oso Canyon; c. 1.5 miles north of Quail Lake, 1/2 mile west of cement plant road, north of Oso Cyn. stream 1037 Comment
  UCR209430  Stipa speciosa R. G. Swinney 2008-10-7 9491 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR270669  Stipa speciosa R. G. Swinney 2011-6-29 15328 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SBBG131612  Stuckenia pectinata S. A. Junak 1999-9-10 SCa 1092 Los Angeles NW end of lower reservoir, Bulrush Cyn 304 Comment
  CAS-BOT-BC376104  Stylocline psilocarphoides Timothy S. Ross 1991-4-27 4652 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +- S to SSW), ca. 0.25-0.3 miles W of the county line 1203 Comment
  RSA549558  Stylocline psilocarphoides Timothy S. Ross 1992-4-4 6084 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA678322  Stylomecon heterophylla Valerie L. Soza, LeRoy Gross 2002-4-3 1380 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 579 Comment