Search Results — 2000 specimen records retrieved (1605 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA729852  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles West Baldy Peak. 3018 Comment
Read comments
Aug 9 2009
  UC586930  Abies concolor Joseph Andorfer Ewan 1934-8-9 8306 Los Angeles Williamson-Islip Saddle San Gabriel Mts. 2057 Comment
  SD112031  Abronia maritima Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UC2052839  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles San Clemente Island, Pyramid Cove. Comment
  UC7609  Abronia maritima J. H. Barber 1907-1-25 Los Angeles So. Santa Monica Comment
  UCR68939  Abronia umbellata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4251 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR90957  Acacia cyclops Scott D. White 1996-4-9 3882 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA600706  Acacia mearnsii L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mountains. Canyon Crest Drive, Millard Canyon. 403 Comment
  CDA7872  Acacia saligna A. C. Sanders, Dan Malueg 2001-5-17 24318 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. Comment
  UCR177572  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  CAS-BOT-BC337442  Acer negundo var. californicum A. C. Sanders; T. B. Salvato 2009-5-20 36852 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, East side of San Gabriel Blvd., SE of Darlington St. intersection 1000 Comment
  CATA230  Achillea millefolium Mark L. Hoefs, A. Douglas Propst 1973-5-4 223 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA599797  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-3-25 9289 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA680131  Achnatherum speciosum LeRoy Gross, Michael Denslow 2003-6-4 982 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA713258  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  CATA945  Acmispon argophyllus var. argenteus Mark L. Hoefs, Robert Given 1992-4-16 1809 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  CAS-BOT-BC213407  Acmispon argophyllus var. argophyllus Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  SD90317  Acmispon dendroideus var. dendroideus Robert F. Thorne 1970-3-5 39374 Los Angeles Santa Catalina Island, upper Avalon Canyon in coastal sage scrub Comment
  SBBG101159  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6158 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  SDSU4346  Acmispon glaber Gerald Collier 1951-3-16 3648 Los Angeles Faculty hill; 1/4 mile west of UCLA campus. Comment
  LA26043  Acmispon glaber var. glaber Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UCD104176  Acmispon grandiflorus Daryl Koutnik 1978-5-10 471 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SBBG31487  Acmispon micranthus R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  CATA2030  Acmispon strigosus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 640 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  SBBG12920  Acourtia microcephala E. R. Blakley 1962-10-4 5396 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 167 Comment
  SEINET5543333  Acroptilon repens F. W. Gould 1943-1 2170 Los Angeles Compton. Comment
  LA91423  Adenostoma fasciculatum Bruce Douglas Clayton; Greg Shaw 1972-3-30 24 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  PASA1204  Adenostoma fasciculatum Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  UC150041  Adenostoma fasciculatum L. R. Abrams 1906-7-19 Los Angeles Mt. Wilson Trail 457 Comment
  RSA276020  Adenostoma fasciculatum var. fasciculatum Jack Delaini 1974-5-9 179 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  RSA650363  Adenostoma fasciculatum var. fasciculatum A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
Read comments
Jul 14 2011
  RSA660223  Adenostoma fasciculatum var. fasciculatum Fred Brooks 1988-4-3 4 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  RSA717613  Adenostoma fasciculatum var. fasciculatum Gary D. Wallace 1987-5-5 2645 Los Angeles Monrovia. Gold Hill. Comment
  SBBG131539  Adenostoma fasciculatum var. prostratum S. A. Junak 1999-7-16 SCa 1039 Los Angeles S side of Airport Rd, ca. 0.1 mi E of intersection with Empire Landing Rd 347 Comment
  UCR189936  Adenostoma sparsifolium T. B. Salvato, Sandra Murcia 2007-10-18 3091 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA733677  Adiantum capillus-veneris R. G. Swinney 1998-8-5 6653 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  CAS-BOT-BC65573  Adiantum capillus-veneris L. L. K. 1963-6-9 541 Los Angeles Santa Monica Mtns., south slope, Lachusa Cyn. (near Ventura Co. line), ca. 2 miles from mouth 152 Comment
  RSA0065477  Adiantum capillus-veneris M. P. Harthill 1971-5-11 187 Los Angeles San Antonio Canyon. [Could also be San Bernardino County] Comment
  SFV14728  Adiantum capillus-veneris J. C. Dittes, P. Dittes 1989-10-28 13 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. About 1 mile up river from highway. 671 Comment
  SEINET3868338 Image available Adiantum jordanii K. Dobry 1991-4-22 438 Los Angeles West San Gabriel Mts. at Elsmere Cyn.; 0 Comment
  UC811113  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Hamilton Canyon; Santa Catalina Isl 30 Comment
  UCD128538  Ageratina adenophora A. C. Sanders; Mark A. Elvin 2003-5-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Avenue and south of Foothill Blvd, north edge of 210 Fwy was of San Gabriel River channel. 520 Comment
  UCR186767  Ageratina adenophora T. B. Salvato, Sandra Murcia 2007-3-28 2023 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCD128535  Ageratina adenophora T. C. Fuller 1958-5-9 s.n. Los Angeles Cheney Trail, Millard Canyon, above Altadena. Comment
  CAS-BOT-BC295623  Agnorhiza ovata Victor Duran 1933-7-9 3508 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR189888  Agoseris retrorsa R. G. Swinney 1998-7-27 6499 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA230751  Agrostis stolonifera R. F. Thorne, M. Z. Thorne 1969-7-9 38562 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines 2088 Comment
  RSA6656  Agrostis stolonifera Theodore Payne 1933-08 s.n. Los Angeles Bel Air, Santa Monica Mountains. Comment
  CHSC95921  Allium burlewii LeRoy Gross; Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail. 2896 Comment
  LA33455  Allium haematochiton Henry J. Thompson; 1959-3-27 1882 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi. E of peak. 701 Comment
  UCR62102  Allium haematochiton R. G. Swinney 1990-2-27 1516 Los Angeles San Gabriel Mtns., Glendora, 50-100 yards north of Morgan Ranch Road terminus; road to continue through Allium site. 335 Comment
  RSA535306  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5311 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA28484  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  CLARK-A1528-3459  Allophyllum gilioides John C. Roos 1937-5-31 1541 Los Angeles San Gabriel Mountains Comment
  RSA698745  Allophyllum gilioides subsp. violaceum LeRoy Gross, Paul Morton 2004-6-10 1372 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  PASA64  Alnus rhombifolia Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA0049476  Alnus rhombifolia Richard G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SEINET10481954  Alyssum alyssoides Robert F. Thorne 1969-7-2 Thorne 38308 Los Angeles San gabriel mts., Angeles nat'l forest: dry, open, sunny se-facing slope in Yellow pine forest along angeles crest hwy. 3.2 Mi. Wsw of cloudburst summit. 1981 Comment
  CDA3265  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains, Colby Ranch. Comment
  CDA32775  Amaranthus albus M. O'Brien 2010-9-1 MOB 10 -05 Los Angeles South Coast; Intersection of Echo Park Ave. and Landa St., Los Angeles. 192 Comment
  RSA402951  Amaranthus albus F. R. Fosberg 1931-5-2 S- 4746 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  RSA786329  Amaranthus albus K. Dobry 1991-6-27 782 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA604692  Amaranthus albus L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  SD80113  Amaranthus deflexus C. W. Tilforth 1969-7-23 211 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
Read comments
Mar 31 2008
  LA31573  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-31 14718 Los Angeles Santa Monica Mountains, Wells Avenue near Tampa Avenue 304 Comment
  SEINET6738705 Image available Amblyopappus pusillus G. B. Grant, W. Wheeler 1904-4-21 38 /4682 Los Angeles Santa Catalina Island, Pacific Ocean, off coast of S California Comment
  UC468990  Amblyopappus pusillus F. M. Reed 1909-7-6 2851 Los Angeles at, (at Salt runs) Salt runs; Catalina Island 0 Comment
  IRVC24009  Ambrosia acanthicarpa Fred M. Roberts, Gordon A. Marsh 1985-10-16 2464 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA625863  Ambrosia acanthicarpa Scott D. White 1998-4-19 6270 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  CAS-BOT-BC42894  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-21 8311 Los Angeles Liebre Mountain: southwesterly slope at the W end of the Mtn., along FSR 7N23, ca 1080 m SW of Sandberg Traingulation Pt 1470 Comment
  UC1506376  Ambrosia artemisiifolia Oscar F. Clarke 1970-8-5 Los Angeles Northridge, at the home of Judy Owen, 8841 Ouakertown Ave Northridge Comment
  RSA416931  Ambrosia chamissonis James B. W. Nair 1934-4-16 s.n. Los Angeles El Sugundo. Comment
  UCR222752  Ambrosia dumosa R. G. Swinney 2009-4-29 10565 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SBBG39592  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  UCR277110  Ambrosia salsola R. G. Swinney 2011-4-19 14407 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
  CAS-BOT-BC180644  Amorpha californica var. californica LeRoy Abrams 1902-7-1 2622 Los Angeles Little Santa Anita Canyon Comment
  UC1543144  Amorpha californica var. californica Louis Erickson 1940-5-26 Los Angeles near Sepulveda Canyon (n slopes of mts.); Santa Monica Mountains Comment
  UCR219466  Amsinckia intermedia R. G. Swinney 2009-3-19 10149 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  SEINET3860022  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  SFV12030  Amsinckia tessellata D. L. Koutnik 1978-3-23 125 Los Angeles North side of State Highway 18 and just west of the Los Angeles-San Bernardino County line. 960 Comment
  UCR277247  Amsinckia tessellata R. G. Swinney 2011-4-19 14396 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
  SBBG54559  Amsinckia tessellata D. Park 1963-4-25 22 Los Angeles San Jose Hills, ridge E of Diamond Bar Blvd 304 Comment
  RSA592278  Amsinckia tessellata var. tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA717065  Amsinckia tessellata var. tessellata Andrea Edwards, Pam De Vries 2006-4-11 63 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SD181673  Amsinckia tessellata var. tessellata Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains: Alliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  RSA545244  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 20 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  UCR202503  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  UCR186962  Androsace elongata subsp. acuta Russell Kokx 2006-4-18 s.n. Los Angeles Tehachapi Mtns. Foothills, hills north of Hwy 138, 2 miles east of Quail Lake 1006 Comment
  CATA307  Anemopsis californica Mark L. Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 91 Comment
  SBBG128321  Anemopsis californica M. L. Hoefs 1995-5-16 2027 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  RSA598576  Angelica tomentosa L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  CHSC98599  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  RSA771591  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR191303  Antennaria dimorpha R. G. Swinney 1998-7-2 6259 Los Angeles San Gabriel Mtns., NE of Table Mountain, Wrightwood area, 0.6 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2134 Comment
  SFV10454  Antirrhinum coulterianum M. L. Vincent 1965-5-27 653 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Cold Canyon road. 300 yards off highway. 300 Comment
  RSA660258  Antirrhinum coulterianum Orlando Mistretta, Peter L. Morrell 1992-6-4 506 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SBBG117036  Antirrhinum kelloggii S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1501 Los Angeles N side of Middle Ranch Cyn, just W of Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 323 Comment
  RSA574302  Antirrhinum kelloggii R. G. Swinney 1994-5-7 2819 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  SD185180  Aphanisma blitoides A. C. Sanders, Lee Jones 2005-4-8 29323 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  UC1922754  Apiastrum angustifolium Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. Comment
  RSA0016871  Apiastrum angustifolium John O Leary 1979-04 s.n. Los Angeles Zuma Canyon, about 0.9 miles above the end of Bonsell Drive. Santa Monica Mts. 99 Comment
  PASA1706  Aplopappus linearifolius Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
  HSC24869  Aptenia cordifolia Mary Katherine Wicksten 1972-5-25 Los Angeles Santa Catalina Island, by Santa Catalina Marine Biological Laboratory. Comment
  RSA0126235  Arabis glabra R. G. Swinney 2008-4-11 8660 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA586291  Arabis pulchra Orlando Mistretta 1995-2-28 1529 Los Angeles San gabriel Mountains, Carr Canyon. 1037 Comment
  UCR51862  Arabis pulchra Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  CAS-BOT-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 Comment
  CAS-BOT-BC23866  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-12 34599 Los Angeles Catalina Island, slopes of Bulrush Canyon. 274 Comment
  UC1349067  Arctostaphylos catalinae Robert F. Thorne 1966-4-28 36258 Los Angeles Hay Press area Santa Catalina Island 426 Comment
  RSA626719  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25164 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA367255  Arctostaphylos glandulosa subsp. gabrielensis B. C. Templeton 1956-4-22 7684 Los Angeles near Charlton Flats 1829 Comment
  CAS-BOT-BC23205  Arctostaphylos glandulosa subsp. glandulosa Louis C. Wheeler 1936-6-19 4156 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 792 Comment
  RSA626702  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-8-3 16822 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA561584  Arctostaphylos glandulosa subsp. mollis Steve Boyd 1993-6-10 8183 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. North of Santa Clara road (3N17.9) at head of eastern branch of Los Pinetos Canyon, east of Los Pinetos Spring, 853 Comment
  RSA626717  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-6-18 15600 Los Angeles Clear Creek Vista on Angeles Crest Hwy. San Gabriel Mtns. 1130 Comment
  RSA653044  Arctostaphylos glandulosa subsp. mollis A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA717945  Arctostaphylos glandulosa subsp. mollis R. G. Swinney, D. W. Larson 1996-8-7 5235 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat. 1293 Comment
  RSA631440  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15622 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631451  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16029 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631481  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15972 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 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
  RSA631665  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15814 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631668  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15804 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA725213  Arctostaphylos glauca Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -34 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
  UCSB4736  Arctostaphylos glauca Wilson, Richard 1958-5-10 Los Angeles 6 miles N of Foothill Blvd. on Angeles Crest Highway, San Gabriel Highway 914 Comment
  CAS-BOT-BC46731  Arctostaphylos parryana E. K. Balls 1954-8-4 19784 Los Angeles San Gabriel Mts., s. slope, trail to ski lift, Baldy Summit. 2499 Comment
  RSA634766  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20611 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634833  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22058 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635075  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20379 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635141  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20565 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635150  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22035 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635180  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20463 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA635267  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20634 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR182742  Arenaria macradenia R. G. Swinney 1997-7-16 5657 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA643157  Arenaria macradenia var. arcuifolia Orlando Mistretta 1995-4-21 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Kitter Section. Comment
  UCR124675  Argemone munita B. C. Templeton 1933-7-21 5017 Los Angeles San Gabriel Mountains, between Prairie Forks and Big Pines Camp 2092 Comment
  RSA722083  Argyranthemum foeniculaceum R. E. Riefner 2007-3-10 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar St. at Palos Verdes Dr. West. 91 Comment
  CATA1614  Aristida adscensionis Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2884 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 371 Comment
  CAS-BOT-BC146300  Aristida ternipes var. gentilis G. B. Grant 1901-3-9 941 Los Angeles Altadena. Comment
  RSA650459  Artemisia californica A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. 30 Comment
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May 29 2014
  SBBG53930  Artemisia californica K. R. Montgomery, T. W. Strid 1973-8-22 73 -177 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR210736  Artemisia californica R. G. Swinney 2009-1-19 10001 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  CAS-BOT-BC90333  Artemisia douglasiana Rev. J. C. Nevin 1881-1 131 Los Angeles Los Angeles Comment
  UCR256861  Artemisia douglasiana R. G. Swinney 2010-8-16 13542 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC93828  Artemisia dracunculus Le Roy Abrams 1901-4-6 1392 Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC93874  Artemisia dracunculus A. J. McC 1892-9-10 s.n. Los Angeles Pasadena, Arroyo Seco Comment
  SBBG42311  Artemisia nesiotica M. B. Dunkle 1939-4-5 7276 Los Angeles Pyramid Cove Comment
  UC1119417  Artemisia tridentata subsp. parishii P. L. Johannsen 1934-2-8 268 Los Angeles 3/4 mi s Newhall; Santa Susana Quadrangle, Placerita Canyon Comment
  UC1119419  Artemisia tridentata subsp. parishii R. St. John 1930-2-17 99 Los Angeles Salt Canyon, Plot 39? Santa Susana Quadrangle, Salt Canyon 304 Comment
  POM705  Arthrocnemum subterminale L. R. Abrams 1902-6-19 2565 Los Angeles Ballona marshes, near Mesmer Comment
  SEINET12283157  Asclepias californica E. A. Purer 1935-1 Los Angeles Hillside, Malibou Road, Santa Monica Mts Comment
  RSA681050  Asclepias eriocarpa Scott D. White 2003-6-2 9448 Los Angeles City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA719490  Asclepias fascicularis Gary Kovnat, LeRoy Gross 2003-6-28 46 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UC1595281  Asparagus officinalis subsp. officinalis Tim Ross 1991-5-17 6382 Los Angeles 870 m distant, 21 degrees nne East Fork Station (n end of Heaton Flat area, East Fork of the San Gabriel River); San Gabriel Mts., Heaton Flat 633 Comment
  LA201754  Aspidotis californica Arthur C. Gibson; 2001-5-18 4809 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, near Mulholland Hwy and Kanan-Dume Road. Comment
  LA94118  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1845 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  RSA686318  Aspidotis californica H. L. Bauer 1933-2-11 s.n. Los Angeles Near Saddle Peak Sana Monica Mts. 457 Comment
  UCR144112  Aspidotis californica Scott D. White, Pam DeVries 2000-5-18 7895 Los Angeles San Gabriel Mtns, Southern foothills above Irwindale. Fish Creek Canyon, from the mouth of the Canyon at CalMat quarry upstream to falls 427 Comment
  UCSB8246  Aspidotis californica Wedberg, H. 1958-3-9 Los Angeles 1mi N of Chatsworth Comment
  LA202858  Asplenium vespertinum Lawrence L. Kiefer; 1967-4-29 3345 Los Angeles San Gabriel Mountains, Pensinger(?) Canyon (tributary of San Gabriel River), N of Glendora ca. 1 mi. up, around tributary pt 609 Comment
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Jun 17 2014
  RSA417665  Aster greatae Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA586453  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mountains; Little Rock Creek. SE (upstream) of confluence with Bare Mtn. Canyon. 1128 Comment
  POM187688  Aster subulatus var. ligulatus Joseph A. Ewan 1931-10-24 5263 Los Angeles N shore Malibu Lake. Comment
  SD64119  Astragalus W. Bertsch 1953-4-17 48 Los Angeles Claremont Comment
  CAS-BOT-BC182295  Astragalus didymocarpus var. didymocarpus Blanche Trask 1903-6-1 206 Los Angeles San Clemente Island Comment
  RSA112203  Astragalus didymocarpus var. obispoensis H. D. Ripley, R. C. Barneby 1941-4-19 3261 Los Angeles 3 miles W of Palmdale, Antelope Valley. Comment
  RSA131259  Astragalus douglasii var. douglasii Percy C. Everett, E. K. Balls 1959-5-22 23809 Los Angeles Holiday Hill, Big Pine, Hwy 2. Comment
  RSA5834  Astragalus douglasii var. douglasii C. B. Wolf 1932-10-21 4365 Los Angeles head of Swartout Valley, 1 mi. east (below) Big Pines Park 1982 Comment
  UCD38454  Astragalus douglasii var. parishii Beecher Crampton 1955-4-28 2726 Los Angeles 15.5 miles west of Lancaster. Comment
  UCR187190  Astragalus gambelianus A. C. Sanders 2006-4-21 32149 B Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  CAS-BOT-BC187571  Astragalus miguelensis Peter H. Raven 1962-4-11 17259 Los Angeles San Clemente Island. On sandy beach due west of Wall 2 6 Comment
  UC557630  Astragalus miguelensis Nell Murbarger 1936-4-1 115 Los Angeles w side and s end San Clemente Island (in warm sandy locations near the ocean); w side and s end San Clemente Island Comment
  UC82697  Astragalus trichopodus Blanche Trask June 1901 Los Angeles Santa Catalina Isl Comment
  RSA307593  Astragalus trichopodus Lyman Benson 1963-4-15 16244 Los Angeles San Jose Hills. Ridge east of Diamond Bar Boulevard, Diamond Bar Ranch. 304 Comment
  SBBG38920  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5508 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  CAS-BOT-BC199092  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  RSA251520  Atriplex californica R. F. Thorne 1973-4-12 42924 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  LA204700  Atriplex canescens var. canescens Harlan Lewis; 1942-11-29 250 Los Angeles Little Rock Comment
  CAS-BOT-BC170020  Atriplex confertifolia Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SBBG131816  Atriplex coulteri S. A. Junak, B. Collins 1991-4-24 SCI 203 Los Angeles S side of Eel Cove Cyn 91 Comment
  RSA711444  Atriplex covillei LeRoy Gross 2005-5-19 2309 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
  UCR162291  Atriplex heterosperma Anuja Parikh, Nathan Gale 2004-6-22 2068 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  POM213098  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC170110  Atriplex lentiformis S. B. Parish; W. F. Parish 1881-10-1 1126 Los Angeles Santa Monica Comment
  POM278977  Atriplex leucophylla Grant D. Brown 1950-11-24 572 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  CAS-BOT-BC180950  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  UCR50425  Atriplex rhagodioides Bob Muns 1988-3-29 s.n. Los Angeles Pacific coast, Malibu Lagoon. 8 Comment
  RSA250490  Atriplex rosea R. F. Thorne 1967-10-10 37335 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  SEINET4136020  Atriplex rosea Louis C. Wheeler 1946-8-28 6294 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  RSA177730  Atriplex semibaccata R. F. Thorne, P. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island, near road to Hay Press. 457 Comment
  CAS-BOT-BC176746  Atriplex serenana var. serenana Ernest Braunton 1902-8-1 636 Los Angeles Cienega Comment
  UCR210456  Atriplex suberecta R. G. Swinney 2008-12-6 9978 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA0115134  Atriplex suberecta Steven A. Junak 2000-10-12 SCa- 1407 Los Angeles Santa Catalina Island. Skull Canyon, 0.4 mi. from MIddle Canyon Road, just outside gate at storage yard. 204 Comment
  RSA478346  Atriplex subspicata Anstruther Davidson 1923-1 s.n. Los Angeles Balboa? Comment
  SD107833  Atriplex watsonii Robert F. Thorne 1974-9-13 45087 Los Angeles Santa Catalina Island, Catalina Harbor inside Ballast Point. 0 Comment
  RSA453980  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  RSA385388  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  SBBG131924  Avena barbata S. A. Junak 2000-6-29 SCa 1341 Los Angeles Bird Rock, just E of High Point, N side of Opuntia patch 12 Comment
  UCR214671  Avena barbata A. C. Sanders, Dan S. Cooper 2010-4-30 38152 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA385385  Avena fatua Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  SEINET6082852  Avena fatua Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  UC1605371  Baccharis malibuensis J. Henrickson 1991-9-27 22451 Los Angeles ca 6 air mi nw Malibu (1.2 mi nw of w end of Malibu Lake on n slopes of flat-topped hill); Santa Monica Mtns 228 Comment
  RSA350395  Baccharis pilularis F. R. Fosberg 1930-10-18 4111 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  CAS-BOT-BC106751  Baccharis salicifolia Herman Knoche 1919-7-1 981 Los Angeles Catalina Island, Avalon Creek Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  LA203018  Baccharis salicifolia M. Zaitlin; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles Crest Highway S side 761 Comment
  RSA720231  Baccharis salicifolia LeRoy Gross 2007-4-21 2644 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  SBBG12552  Baccharis salicifolia P. H. Raven 1962-5-8 17629 Los Angeles dunes on W side 0.3 mi from the ocean, opposite Wilson Cove 12 Comment
  UC1552135  Baccharis salicifolia subsp. salicifolia David Charlton 1988-4-2 1480 Los Angeles Cleghorn Road Turnoff on Cajon Pass, I 15, Swarthout Valley Rd to end of pavement Cajon Pass 1524 Comment
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Feb 4 2015
  UCR162367  Baccharis sarothroides Anuja Parikh, Nathan Gale 2004-5-13 2008 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  RSA595138  Balsamorhiza deltoidea Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8590 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct 1098 Comment
  CLARK-A1528-5652  Bassia hyssopifolia John C. Roos 1937-6-29 Los Angeles Malibu Beach Comment
  UCR1482  Bellis perennis B. L. Estes 1960-5-8 s.n. Los Angeles San Fernando Valley, [Sunland-Tujunga] on lawn in Sunland Park 442 Comment
  RSA3831  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 miles south of San Fernando Comment
  UCR127383  Berula erecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25524 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SD252317  Beta vulgaris subsp. maritima Steven A. Junak 1999-7-16 Sca 1041 Los Angeles Santa Catalina Island: Deer Valley Reservoir, E of Two Harbors. 164 Comment
  CAS-BOT-BC101999  Bidens pilosa Peter Raven 1959-10-10 14617 Los Angeles University of California, Los Angeles 129 Comment
  HSC24305  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire Road W of Lower Millard Canyon. San Gabriel Mts. 61 Comment
  HSC95615  Bituminaria bituminosa Scott D. White 2003-10-22 9839 Los Angeles Foothills above Sierra Madre. L.A. Dept of Public Works 'Sierra Madre" Debris Basin. Northern terminus of Sumac St. (Mt. Wilson) 366 Comment
  CATA1639  Bloomeria crocea Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2922 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  UCR214593  Bloomeria crocea A. C. Sanders, Dan S. Cooper 2010-4-30 38120 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR251884  Bloomeria crocea Victoria M. Woods, David G. Cook 2014-5-26 50 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  UCD139097  Bloomeria crocea Kathy Tajbakhsh 1996-4-13 2 Los Angeles Santa Catalina Island: Fisherman's bay, outside the gates of the USC Marine Research Station. Comment
  RSA586534  Bloomeria crocea var. crocea Timothy S. Ross, Annette Ross 1991-6-3 5550 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  CAS-BOT-BC15865  Boechera arcuata G. B. Grant 1906-6-10 6679 Los Angeles Mount Lowe. Castle Canyon. 1219 Comment
  RSA0128793  Boechera californica Orlando Mistretta, Mark Elvin 1995-5-10 1700 Los Angeles Bare Mountain Canyon 1463 Comment
  UCR141381  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  CAS-BOT-BC95403  Bowlesia incana Peter H. Raven 1960-4-2 14858 Los Angeles Santa Monica Mtns., Old Topanga Canyon, 0.9 mil S of Dry Canyon Road 335 Comment
  RSA733679  Boykinia rotundifolia R. G. Swinney 1998-8-6 6669 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
  RSA737146  Boykinia rotundifolia Scott D. White, Justin M. Wood 2008-10-7 12552 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR224006  Boykinia rotundifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11694 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  CAS-BOT-BC126731  Brassica geniculata R. G. Swinney 2009-8-25 11498 Los Angeles Transverse Range; San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines 2061 Comment
  UCR131443  Brassica geniculata Alison Lipman 1998-6-9 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
  SBBG72235  Brassica nigra R. Hoffmann 1929-4-27 Los Angeles Castaic Comment
  CAS-BOT-BC30311  Brassica nigra LeRoy Abrams 1899-5-1 s.n. Los Angeles Inglewood. Comment
  RSA43551  Brassica oleracea H. M. Pollard 1947-3-23 s.n. Los Angeles South Pacific Railroad, near mouth of Ventura River. Comment
  RSA482933  Brassica rapa Percy Allen 1931-3-6 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UCR206528  Brassica rapa A. C. Sanders, T. B. Salvato 2009-5-20 36855 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA592275  Brassica rapa var. rapa L. C. Wheeler 1967-5-9 9397 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  SFV14725  Brickellia californica J. C. Dittes, P. Dittes 1989-10-28 17 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. 0.5 miles up river from highway. 640 Comment
  UCR210636  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR200128  Brickellia nevinii Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  SD181793  Brodiaea filifolia Pam Devries 2001-5-18 Los Angeles San Gabriel Mountain foothills: Glendora area, in or near Wildwood Canyon. 462 Comment
  RSA199174  Bromus carinatus R. F. Thorne, D. Propst 1968-5-29 37692 Los Angeles Santa Catalina Island: upper Cape Canyon below reservoir 305 Comment
  SBBG52672  Bromus carinatus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher in dust and silt from crusher Comment
  SBBG94828  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Segundo dunes, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  SEINET10468954  Bromus carinatus var. californicus David B. Dunn 1941-2-21 Dunn 677 Los Angeles Westwood blvd 1 block s of santa monica. West los angeles. Comment
  RSA718063  Bromus carinatus var. carinatus R. G. Swinney 1997-8-19 5817 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  CAS-BOT-BC156229  Bromus catharticus John Thomas Howell 1956-3-12 31126 Los Angeles Ridge Route west of Newhall. Comment
  SD98661  Bromus catharticus Jack L. Reveal 1977-5-8 1951 Los Angeles 11700 block of Densmore, Granada Hill. 199 Comment
  CATA75  Bromus diandrus Peter Henrikson 1987-4-13 57 Los Angeles Santa Catalina Island: Hermit Gulch 121 Comment
  RSA0107649  Bromus diandrus R. G. Swinney 2011-6-23 15309 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  UCD59497  Bromus diandrus A. A. Beetle 1942-4-18 3080 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCSB351  Bromus diandrus B., K. 1943-3-25 Los Angeles Dalton CCC Camp, San Dimas Experimental Forest; San Gabriel Mtns 335 Comment
  RSA600086  Bromus grandis Steve Boyd, Lauren Raz 1997-5-20 9799 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA151303  Bromus hordeaceus P. H. Raven 1962-5-8 17599 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  RSA600183  Bromus hordeaceus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  SBBG128544  Bromus hordeaceus M. L. Hoefs, S. A. Junak 1999-5-20 3045 Los Angeles near rd between Black Jack Cmpgrd and Airport Rd (by mine shaft) 487 Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  SDSU961  Bromus madritensis subsp. rubens Gerald Collier 1951-4-28 Los Angeles 3634 N Muscatel Avenue, Rosemead. Weedy lot. Comment
  LA33359  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1959-5-5 14147 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). Comment
  LA13830  Bromus rubens A. M. Johnson; 1928-4-1 271 Los Angeles Sunland Comment
  RSA557824  Bromus rubens D. Charlton 1989-4-7 2830 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA614153  Bromus rubens Anna Christensen 1997-3-13 3 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA639973  Bromus rubens L. C. Wheeler 1967-5-29 9766 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  UCD59650  Bromus rubens Robert F. Thorne; P. Everett 1965-5-10 34454 Los Angeles Around Echo Lake, Santa Catalina Island. 411 Comment
  UCR223466  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 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
  RSA466541  Calandrinia ciliata F. R. Fosberg 1931-4-15 S 4639 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA466550  Calandrinia ciliata T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  UCR264690  Calandrinia ciliata Mitch Provance, Callen Huff 2009-4-28 10746 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
  RSA65437  Calandrinia ciliata F. W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. Comment
  RSA659744  Calandrinia ciliata Orlando Mistretta, Elizabeth Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 64 Los Angeles San Clemente Island. Comment
  CLARK-A1528-3355  Callistemon citrinus Carlos D. Jativa 1972-1-3 2327 Los Angeles Los Angeles County Arboretum Comment
  UCR132305  Calocedrus decurrens John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  NY16884  Calocedrus decurrens T. G. Yuncker 1931-6-29 3829 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  POM147607  Calochortus catalinae Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  SEINET3884913  Calochortus catalinae Keith Dobry 1991-5-22 D 627 Los Angeles Santa Monica Mts. 1 mi E of Las Virgenes off Mullholland Hwy. At Soka Univ. NE section.; 0 Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  RSA0020301  Calochortus clavatus var. gracilis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5093 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR182642  Calochortus invenustus R. G. Swinney 1997-6-25 5640 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  RSA641305  Calochortus kennedyi var. kennedyi Orlando Mistretta, Mark Elvin 1995-5-8 1686 Los Angeles San Gabriel Mountains. Comment
  RSA0031453  Calochortus plummerae Orlando Mistretta, Christine Mistretta 2008-6-4 2537 -a Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact area 8 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1233 Comment
  LA29044  Calochortus splendens Mary V. Hood; 1944-5-21 44 46 * Los Angeles 152 Comment
  CAS-BOT-BC132520  Calochortus striatus R. C. Barneby 1954-5-7 11365 Los Angeles 1 mi. n. of Lancaster 2350 Comment
  CAS-BOT-BC496758  Calochortus venustus Tim Ross; Steve Boyd 1993-5-23 7256 Los Angeles Saddle between Red Mtn's lone E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper clearwater Canyon). 908 Comment
  RSA716603  Calochortus venustus Charlie Hohn 2006-5-16 3 Los Angeles Castaic Lake area. South of Warm Springs Mountain on ridge between main arms of Castaic Lae. In opening in vegetation approximately 500m south of USFS road 6N13. 595 Comment
  RSA778571  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-22 4724 Los Angeles Chino Puente Hills region: Tonner Canyon. Ridgeline along the Brea Ridge MtrWay, adjacent to T line, 945 m W of Tonner Canyon Road 319 Comment
  RSA249749  Calycoseris parryi R. F. Thorne 1973-5-11 43478 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA422194  Calystegia macrostegia subsp. amplissima Reid V. Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCR200183  Calystegia macrostegia subsp. intermedia Valerie Soza, Laura A. Moore 2000-5-10 856 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA563855  Calystegia macrostegia subsp. macrostegia Scott D. White 1992-10-8 900 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  IRVC28598  Calystegia peirsonii A. C. Sanders, Mark Elvin 2002-6-19 25200 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  JEPS53274  Camelina microcarpa Frank W. Peirson 1922-7-7 3181 Los Angeles San Gabriel Mountain, Swartout Valley, Rangers Cabin Swartout Valley; San Gabriel Mountain, , Rangers Cabin 1798 Comment
  RSA465678  Camissonia bistorta Albert J. Perkins 1915-10-31 s.n. Los Angeles Sierra Madre Mountains, Big Tujunga wash Comment
  RSA465675  Camissonia bistorta E. A. Purer, F. Detmers 1931-3-25 14049 Los Angeles Near Torrance. Comment
  SEINET4680861  Camissonia bistorta K. Dobry 1976-5-31 84 Los Angeles Sherman Oaks.; 0 168 Comment
  RSA524189  Camissonia boothii subsp. decorticans Tim S. Ross, Steve D. Boyd 1990-6-6 2882 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA594746  Camissonia boothii subsp. decorticans Tim S. Ross 1995-4-26 8389 Los Angeles LIEBRE GULCH: NE side of the junction of Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) and 8N01 in the canyon bottom. 996 Comment
  CHSC106704  Camissonia campestris subsp. campestris Barbara Ertter; L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7478 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). Comment
  CHSC95542  Camissonia campestris subsp. campestris LeRoy Gross 2005-4-28 2134 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA454713  Camissonia campestris subsp. campestris Robert Gustafson, Gary D. Wallace 1982-4-26 2525 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  POM9032  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-9 4366 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA454031  Camissonia cheiranthifolia subsp. suffruticosa Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey, Calif. Comment
  RSA449016  Camissonia confusa Robin S. Collins 1973-4-30 250 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Cyn. 609 Comment
  RSA195444  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17284 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA748330  Camissonia hirtella Justin M. Wood 2009-6-1 781 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA229076  Camissonia hirtella Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38839 Los Angeles San Gabriel Mts., Angeles National Forest: Chilao area sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA748409  Camissonia pallida Justin M. Wood 2009-6-1 783 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  SEINET12189015  Camissonia refracta J. F. Bright, Wyman, C. 1933-1 8367 Los Angeles San Fernando Valley Comment
  UCR216560  Camissonia robusta Dan S. Cooper 2010-6-13 610- 68 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  CAS-BOT-BC160439  Camissoniopsis cheiranthifolia subsp. suffruticosa David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  UCR273299  Camissoniopsis hirtella R. G. Swinney 2011-5-10 14649 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  SBBG116769  Camissoniopsis micrantha R. Burgess, P. Munro 1999-4-17 3240 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  UCR273297  Camissoniopsis micrantha R. G. Swinney 2011-5-10 14647 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  SFV1433  Capsella bursa-pastoris J. Pakcyk 1959-3-5 s. n. Los Angeles San Fernando Valley Sepulveda Canyon. Comment
  SFV19342  Cardamine californica J. N. Hogue, C. Solek 2005-4-8 237 .1 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  UCR213775  Cardamine californica var. californica Scott D. White, Justin M. Wood 2009-5-6 12631 Los Angeles San Gabriel Mountains, San Gabriel River - West fork between Bear Creek and Cogswell Dam 732 Comment
  UCR142953  Cardamine oligosperma L. C. Wheeler 1936-4-5 4083 Los Angeles San Gabriel Mtns, San Dimas Canyon 701 Comment
  RSA653345  Cardaria draba Kelly Middleton, David Middleton 1988-5-8 5 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
  RSA0091347  Carex alma R. G. Swinney 2011-5-12 14707 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  UC1595251  Carex alma Tim Ross and Peter Fritsch 1990-6-20 3637 Los Angeles mouth of Burron Canyon near confluence of the E and W Forks of San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
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Nov 3 2010
  RSA623466  Carex alma L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  CAS-BOT-BC19227  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles San Antonio Mountains. Live Oak Canyon. On west canyon side. 411 Comment
  RSA668171  Carex barbarae Don Jillson 1961-3-29 525 Los Angeles Scholl Canyon. Comment
  RSA191154  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37195 Los Angeles San Gabriel Mountains. 1981 Comment
  UCR238634  Carex globosa Anuja Parikh, Nathan Gale 2010-6-23 3363 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.3 km S of State Highway 2 (Angeles Crest Hwy), 1.5 km NNW of West Fork San Gabriel River 1290 Comment
  RSA787534  Carex heteroneura Jane Tirrell 2012-5-21 LS 0055 Los Angeles Approximately 200 ft below (north) the junction of the Pacific Crest Trail with the South Mt Hawkins trail, 0.5 miles west of Mt Hawkins 2594 Comment
  UCR191195  Carex multicaulis R. G. Swinney 1999-7-5 7528 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  POM1490B  Carex multicaulis I. M. Johnston 1917-7-4 1426 Los Angeles Bear Canyon 1372 Comment
  OBI35041  Carex praegracilis A. C. Sanders, K. R. Neisess & N. Smith, N. Smith 1980-6-4 1551 Los Angeles Peace Valley, about 3 mi SE of Gorman on the Old Gorman Post Rd 1219 Comment
  POM11450  Carex praegracilis Phillip A. Munz, R. D. Harwood 1920-3-13 3295 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  SBBG57184  Carex praegracilis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  CAS-BOT-BC117934  Carex schottii R. F. Thorne 1969-7-2 38252 Los Angeles San Gabriel Mts. Angeles National Forest. 1584 Comment
  CHSC118260  Carex subfusca Peter F. Zika; Nick Otting 2010-8-4 25263 Los Angeles Junction of Route 2 and Big Pines Highway. San Gabriel Mountains. 2075 Comment
  CAS-BOT-BC115637  Carex triquetra Peter H. Raven 1960-5-21 15393 Los Angeles Clump in burned chaparral along road to Saddle Peak 2.1 mi from Ferndale. 502 Comment
  UCD96832  Carpobrotus chilensis Daryl Koutnik 1978-4-28 420 Los Angeles Point Dume near Zuma Beach. 45 Comment
  LA200129  Carpobrotus edulis Jonathan Sauer; 1975-4-26 5649 Los Angeles Santa Monica Mountains, Zuma Beach, W of Point Dume Comment
  RSA0065412  Castanopsis sempervirens Marion P. Harthill 1971-9-25 585 Los Angeles Mt. Baden Powell, Angeles National Forest. Comment
  UC1348975  Castilleja X montigena Robert F. Thorne and M. Z. Thorne 1967-7-19 37167 Los Angeles above Crystal Creek Recreation Area (Big Cienega Springs); San Gabriel Mts., Angeles National Forest 1981 Comment
  SFV16116  Castilleja affinis J. M. Kneitel 1995-4-9 23 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 100 m off highway. 915 Comment
  RSA161093  Castilleja affinis Peter H. Raven 1962-5-20 17795 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  SBBG42275  Castilleja affinis R. Moran 1941-2-25 609 Los Angeles N of Wilson's Harbor 50 Comment
  CHSC4750  Castilleja applegatei subsp. martinii M. MacArthur 1967-6-24 65 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest. 1584 Comment
  UC1012249  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25997 Los Angeles s of Swartout; Pine Mountain 2438 Comment
  JEPS9406  Castilleja densiflora subsp. gracilis W. L. Jepson 1939-4-14 19107 Los Angeles Russell Valley, w Los Angeles County Russell Valley Comment
  LA52018  Castilleja foliolosa Harlan Lewis; 1940-2-4 1059 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  RSA616310  Castilleja foliolosa Scott D. White, Pam De Vries 1998-4-20 6306 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  SD60409  Castilleja foliolosa Peter H. Raven 1962-5-20 17769 Los Angeles Santa Catalina Island, road above Pebbly Beach 60 Comment
  SD90316  Castilleja foliolosa Robert F. Thorne 1970-3-5 39351 Los Angeles Santa Catalina Island; NE slope of Blackjack Mt., at upper end of Swain's Canyon 395 Comment
  UC885215  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4484 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  RSA244385  Castilleja foliolosa Robin S. Collins 1973-3-26 216 Los Angeles Angeles National Forest: San Gabriel Mountains: Trail Canyon. Along pack trail ca. 1/2 - 1 mile into canyon. 671 Comment
  CAS-BOT-BC243781  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Horse Flats Campground, Angeles National Forest, San Gabriel Mountains Comment
  UCR71521  Castilleja martinii L. R. Heckard 1971-5-25 2579 Los Angeles San Gabriel Mtns, San Dimas Canyon 579 Comment
  RSA586483  Castilleja minor subsp. spiralis Orlando Mistretta, Mark A. Elvin 1995-6-20 1809 Los Angeles Bare Mountain Canyon. 1524 Comment
  SD90075  Casuarina acutivalvis Austin Griffiths Jr. 1961-1-11 4077 Los Angeles La Canada. Comment
  RSA252923  Caulanthus cooperi R. F. Thorne, C. W. Tilforth 1973-4-20 43065 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR270500  Caulanthus cooperi R. G. Swinney 2011-4-1 14312 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
  SBBG53170  Caulanthus lasiophyllus S. A. Junak 1978-4-15 SCa 5 Los Angeles S side of upper Cherry Valley, S of Pk 637 Comment
  UCR222987  Caulanthus lasiophyllus R. G. Swinney 2009-5-5 10643 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA156060  Ceanothus arboreus Peter H. Raven 1962-5-20 17781 Los Angeles Santa Catalina Island: Farnsworth Loop on summit road. 244 Comment
  RSA182991  Ceanothus arboreus S. Carlquist, Robert F. Thorne 1966-4-28 1822 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  RSA244388  Ceanothus crassifolius Robin S. Collins 1973-3-11 207 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 610 Comment
  RSA313424  Ceanothus crassifolius T. S. Elias 1984-4-29 8320 Los Angeles Angeles National Forest; San Gabriel Mountains. Along road to Baldy Camp 976 Comment
  UC1071030  Ceanothus crassifolius R. St. John 1933-2-11 332 Los Angeles Cold Creek Calabasas quad 304 Comment
  POM2777  Ceanothus cuneatus C. F. Baker 1909-2-15 5237 Los Angeles Claremont. 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
  LA45129  Ceanothus greggii var. vestitus Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  LA30355  Ceanothus integerrimus Mary V. Hood; 1943-7-11 43- 85 k* Los Angeles San Gabriel Mountains, Rd. near Charlton Flats 1310 Comment
  POM2769  Ceanothus integerrimus D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  RSA399903  Ceanothus integerrimus Samuel R. Tyson 1942-5-21 s.n. Los Angeles San Dimas Canyon 1372 Comment
  RSA706428  Ceanothus integerrimus Tim Thibault, K. E. Olshewsky 2004-5-23 298 Los Angeles Mt. Williamson. 2074 Comment
  UC18354  Ceanothus integerrimus A. Davidson 1892-1 Los Angeles Mt. Wilson Comment
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Oct 3 2010
  CAS-BOT-BC50528  Ceanothus leucodermis Le Roy Abrams 1901-4-6 1371 Los Angeles Big Tehunga Wash Comment
  CAS-BOT-BC50574  Ceanothus leucodermis Le Roy Abrams 1902-7-1 2609 Los Angeles Mt. Wilson, near the summit Comment
  UC224228  Ceanothus leucodermis A. D. E. Elmer June 1902 3610 Los Angeles Acton Comment
  UC870537  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  UC535500  Ceanothus megacarpus Ira W. Clokey, B. Templeton Apr 1929 4508 Los Angeles Alluvial bottom Mandeville Canyon; Santa Monica Mountains Comment
  RSA399713  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-19 S 4920 Los Angeles Head of Cape Canyon, Santa Catalina Island 180 Comment
  UCD112709  Ceanothus palmeri Antonio F. Machado; Lisa Seemann 1993-4-28 5 a Los Angeles Santa Clarita Valley, S of Spunky Canyon Rd, 3.4 mi E of San Francisquito Rd. 1100 Comment
  UCD112712  Ceanothus spinosus Gerald Dickinson 1962-5-17 39 Los Angeles Topanga Canyon and Upper Robinson Rd. Santa Monica Mts. 304 Comment
  UCR146420  Centaurea repens LeRoy Gross 2002-8-24 667 Los Angeles West Mojave Desert Region, At junction of Hwy. 14 & Ave. H, Northwest area of Lancaster. 701 Comment
  RSA593591  Centaurium exaltatum Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8833 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA391486  Centaurium exaltatum Anstruther Davidson 1923-5-1 s.n. Los Angeles San Diego Park. Comment
  RSA783169  Centrostegia thurberi Elizabeth A. Kempton, Eric Paul 2006-6-11 391 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  RSA584679  Ceratonia siliqua Tim S. Ross, Annette H. Ross 1991-6-3 5553 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA0057898  Ceratophyllum demersum Richard G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR258881  Cercocarpus betuloides R. G. Swinney 2010-8-16 13533 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA453290  Cercocarpus betuloides var. betuloides Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA587507  Cercocarpus betuloides var. betuloides Orlando Mistretta 1995-3-24 1567 Los Angeles San Gabriel Mountains: Carr canyon. 1280 Comment
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Jul 28 2014
  UC481490  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 Los Angeles 1 mi e of Palmer Canyon (San Antonio Mountains); San Antonio Mountains 609 Comment
  CAS-BOT-BC137242  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles Between Wrigley Reservoir and the SE fork of Gallagher Canyon, Santa Catalina Island 381 Comment
  LA88742  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 Los Angeles Santa Catalina Island, At bottom of Gully 1 mi. WNW Salta Verde Point Comment
  SJSU2248  Cestrum parqui C. W. Sharsmith 1942-9-9 4515 Los Angeles Tujunga Comment
  SDSU6493  Chaenactis artemisiifolia Gerald Collier 1951-5-15 M 567 Los Angeles Ravine north of Sunset Blvd 1 miles east of ocean. Comment
  UCSB11122  Chaenactis fremontii Haines, Bruce 1962-5-4 Los Angeles 5.8 miles east of junction with U.S. Highway 6 on California 138 883 Comment
  CAS-BOT-BC277347  Chaenactis glabriuscula var. glabriuscula W. R. Dudley; F. H. Lamb 1896-6-8 4369 Los Angeles Near Neenach, Antelope Valley Comment
  JEPS34157  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8925 Los Angeles near Newhall Comment
  RSA597047  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3831 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  SBBG12582  Chaenactis glabriuscula var. glabriuscula E. R. Blakley 1958-5-9 2261 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  UC158563  Chaenactis glabriuscula var. glabriuscula George B. Grant 1902-7-14 Los Angeles Mount Wilson 1828 Comment
  UC894480  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1904-5-1 4784 Los Angeles hills near Claremont Pacific Coast, Claremont Comment
  CAS-BOT-BC277524  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1937-4-26 3941 Los Angeles Near Saugus Comment
  UCR119056  Chaenactis glabriuscula var. orcuttiana Jeremiah George 2001-5-13 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, NW corner of town near El Segundo, corner of Highland and El Porto St. 3 Comment
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Aug 15 2016
  OBI54993  Chaenactis santolinoides David J. Keil 1980-4-17 13783 Los Angeles Lower Shake Campground, 5 mi E of Lake Hughes Comment
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Dec 7 2015
  UCR204257  Chaenactis santolinoides Naomi Fraga, Duncan Bell 2008-6-30 2295 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
  UCSC001461  Chaenactis santolinoides Peter Kamb 1947-6-30 614 Los Angeles Summit of Mt Islip Mt Islip - San Gabriel Mts. 2499 Comment
  RSA0091961  Chaenactis stevioides Mitch Provance, Callen Huff 2009-4-29 10702 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087. 1390 Comment
  OBI28967  Chaenactis xantiana David J. Keil 1976-12-12 11889 Los Angeles 5 mi W of San Bernardino Co line along Calif rte 138 1128 Comment
  RSA0089517  Chaenactis xantiana R. G. Swinney 2011-4-20 14434 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA0108833  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR238619  Chaenactis xantiana Anuja Parikh, Nathan Gale 2010-5-10 3148 Los Angeles Western Mojave Desert, Antelope Valley, under power transmission lines just south of Hwy 138, 0.4 km E of 140th St. West 785 Comment
  UCR80039  Chaetopappa lyonii D. L. Koutnik 1992-10-25 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., on a knoll NW of intersection of Mulholland Hwy & Westlake (Decker) Rd, c. 1/4 mi. west of Westlake. Comment
  HSC7983  Chamaesyce albomarginata C. S. Apperson 1967-6-3 Los Angeles 12 mi. W on Ave. D off of the Sierra Hwy. 762 Comment
  RSA435998  Chamaesyce maculata George B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  SFV2104  Chamaesyce maculata M. L. Vincent 1962-5-25 254 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. 260 Comment
  SFV21797  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. East-southeast-facing, open, disturbed slope below trail along ridgetop. 457 Comment
  RSA432400  Chamaesyce melanadenia E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA498533  Chamaesyce melanadenia Robert M. Perkins 1936-6-30 4198 Los Angeles E side San Dimas Canyon near dam San Gabriel Mts. 442 Comment
  RSA526481  Chamaesyce melanadenia T. S. Ross 1991-3-24 4321 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  UCR205214  Cheilanthes covillei R. G. Swinney 2005-8-17 8498 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  RSA586981  Cheilanthes covillei Orlando Mistretta 1992-5-8 315 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  UC1136398  Chenopodium album Jerome S. Horton 1936-8-26 389 Los Angeles Tanbark Pomona Quadrangle, Tanbark Watershed 792 Comment
  PASA2696  Chenopodium album Evelyn Krayenbuhl Los Angeles between Hill Ave. and Allen Ave. on Washington St. Comment
  RSA423285  Chenopodium album Mable Emler 1929-7-30 s.n. Los Angeles Topango Canon. North of Elkhorn Camp. Comment
  LA31609  Chenopodium ambrosioides Peter H. Raven; Henry J. Thompson 1958-10-11 13754 Los Angeles Santa Monica Mountains, Tuna Canyon, near junction of Tuna Canyon Road with Saddle Peak Rd 533 Comment
  RSA423258  Chenopodium atrovirens F. R. Fosberg, J. Ewan 1931-6-12 4977 Los Angeles along ridge trail near big rock-Bear Creek divide 2133 Comment
  IRVC28746  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles Santa Clara River Valley, S side at edge of farm fields near mouth of "Long Canyon" ca. 1 km due S of Del Valle NE end of Santa Susana Mtns. 274 Comment
  OBI79186  Chenopodium berlandieri A. C. Sanders, Dan S. Cooper 2010-4-30 38122 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) Disturbed remnnat patch of Los Angeles costal prairie, with semi-permanent pools and vernal pool remants (both now fed partially by urban runoff), annual grassland, willow woodland, and coastal sage scrub, Former oil field with gravel service road remnants, Area partially "revegated" with CA native species which may or may not be native to the site. 24 Comment
  RSA0093461  Chenopodium berlandieri Richard G. Swinney 2011-9-22 15680 Los Angeles San Gabriel Mountains: SE side of Camp Colby (Colby Ranch), Colby Gravy marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA0103920  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA423288  Chenopodium berlandieri E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  UCR129398  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA596927  Chenopodium californicum Scott D. White, Chet McGaugh 1995-5-9 3005 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
  RSA527584  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4361 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCD169516  Chenopodium fremontii R. G. Swinney 2008-8-13 9397 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA0056246  Chenopodium leptophyllum Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  UCR258726  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 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
  UCD98298  Chenopodium missouriense Louis C. Wheeler 1973-10-28 s.n. Los Angeles Altadena. 975 Comment
  UC452530  Chenopodium murale C. F. Millspaugh 1920-2-4 4662 Los Angeles Avalon Santa Catalina Island Comment
  RSA423255  Chenopodium murale Gertrude Dunn 1930-8-8 s.n. Los Angeles Arroyo Seco, S. Pasadena Comment
  LA201083  Chenopodium pumilio Louis C. Wheeler; 1932-7-2 Los Angeles San Gabriel Mountains, San Dimas Canyon 457 Comment
  UCR189823  Chenopodium strictum R. G. Swinney 1998-9-4 6905 Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  UC843761  Chlorogalum pomeridianum var. pomeridianum Ira W. Clokey, B. Templeton June 1929 4587 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 350 Comment
  RSA779653  Chorizanthe fimbriata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-27 393 Los Angeles East of Woodchuck Road, roadside, near alluvial bench next to Kolb Creek 495 Comment
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Oct 24 2013
  CAS-BOT-BC252777  Chorizanthe parryi var. parryi Geo. B. Grant 1902-6-1 171 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  CAS-BOT-BC244721  Chorizanthe staticoides A. C. Sanders; Mark Elvin; et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park 396 Comment
  CAS-BOT-BC244799  Chorizanthe staticoides Carl B. Wolf 1936-5-26 s.n. Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction 335 Comment
  JEPS23139  Chorizanthe staticoides Rimo Bacigalupi with Reino Alava 1958-7-21 6459 Los Angeles one-half mi wnw Hughes Lake Post Office (flat in San Andreas Rift (fault) Valley, Angeles National Forest); Angeles National Forest, San Andreas Rift Valley 998 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
  RSA708600  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2001-5-9 1202 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  UC2043046  Chorizanthe staticoides Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7479 Los Angeles Pine Canyon Road along San Andreas Fault on N side of San Gabriel Mts. (Co Rd N2) Comment
  RSA748407  Chorizanthe watsonii Justin M. Wood 2009-6-1 784 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR197781  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 17 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
  RSA0087031  Chorizanthe xanti var. xanti R. G. Swinney 2010-6-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCR52599  Chrysopsis villosa L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 Comment
  RSA717948  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-8-7 5240 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s. 1524 Comment
  POM351993  Chrysothamnus nauseosus subsp. mohavensis George R. Johnstone 1929-9-8 s.n. Los Angeles Lancaster, Mojave Desert. Comment
  IRVC26284  Cirsium occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2914 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  UCR186667  Cirsium occidentale var. californicum A. C. Sanders 2006-5-16 32352 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR273432  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 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 1790 Comment
  SBBG98553  Cirsium occidentale var. coulteri T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5325 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  UCR153952  Cirsium occidentale var. occidentale A. C. Sanders 2005-5-11 30196 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
  CATA3338  Cistanthe maritima Amy Catalano 2017-4-18 055 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  CAS-BOT-BC438761  Cistanthe monandra Peter H. Raven 1962-4-6 17106 Los Angeles 0.5 miles north of Pearblossom 853 Comment
  POM175347  Cistanthe monandra E. Crow 1930-6-29 s.n. Los Angeles One mile below Crystal Lake Comment
  RSA229020  Cistanthe monandra R. F. Thorne, C. W. Tilforth 1971-6-30 40780 Los Angeles San Gabriel Mountains, Angeles National Forest: Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S fork of Little Rock Creek 1585 Comment
  RSA503167  Cistanthe monandra Gary D. Wallace 1966-4-24 499 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  SBBG118568  Cistanthe monandra L. Gross with O. Mistretta, V. Soza 2003-5-13 897 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  CAS-BOT-BC228707  Cistanthe umbellata Le Roy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  LA45546  Clarkia bottae M. Zaitlin; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, North Sepulveda Way. 396 Comment
  SFV2478  Clarkia cylindrica K. A. Wilson 1962-5-26 1287 Los Angeles San Gabriel Mountains Placerita Canyon, about 1 mile east of Highway 6. 500 Comment
  UCR17895  Clarkia cylindrica Martha Hilend 1928-5-26 s.n. Los Angeles Tehachapi Mountains, On the Ridge Route, near its summit 1268 Comment
  RSA584104  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1990-5-15 2520 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  CAS-BOT-BC172104  Clarkia dudleyana P. C. Everett; E. K. Balls 1959-6-2 23852 Los Angeles Near intersection of Mulholland Drive and road to Backus, Santa Monica Mts. 609 Comment
  CAS-BOT-BC172009  Clarkia epilobioides L. R. Abrams 1899-3-31 303 Los Angeles Sepulveda Canyon, S. Monica Mts. Comment
  RSA0089480  Clarkia epilobioides Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 582 Los Angeles Santa Catalina Island. Along N side of ridge on N side of Hamilton Canyon. 243 Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  LA45554  Clarkia purpurea subsp. quadrivulnera A. M. Johnson; 1932-5-30 4105 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  SD64158  Clarkia purpurea subsp. quadrivulnera W. Bertsch 1953-4-17 72 Los Angeles Claremont Wash Comment
  CAS-BOT-BC164724  Clarkia rhomboidea Geo. B. Grant 1902-6-10 648 Los Angeles Mt. Wilson 1828 Comment
  RSA458839  Clarkia rhomboidea L. E. Hoffman 1929-6-23 17103 Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  CAS-BOT-BC165498  Clarkia unguiculata Steve Boyd; Amber Maurice 2004-5-18 11322 Los Angeles Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA223051  Clarkia unguiculata Robert F. Thorne, C. W. Tilforth 1971-6-17 39936 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA757201  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2008-4-7 2358 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  UC1584726  Claytonia parviflora subsp. parviflora Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4848 Los Angeles just below Parker Mountain summit; Parker Mountain, Acton U.S.G.S. 7.5' Quad. 1158 Comment
  CAS-BOT-BC434188  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  SFV1190  Claytonia perfoliata M. L. Vincent 1963-5-7 342 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UCR142925  Claytonia perfoliata F. R. Fosberg 1931-4-1 S- 4435 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon near Avalon 75 Comment
  UCR217414  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA329561  Claytonia perfoliata subsp. intermontana Gary D. Wallace 1966-3-12 132 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. Comment
  RSA678207  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2001-4-18 1133 -b Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 793 Comment
  SD253498  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA0117597  Claytonia rubra subsp. rubra A. C. Sanders 2008-4-11 34851 Los Angeles Transverse Range/ Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM Pine. 973 Comment
  LA52249  Clematis lasiantha Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  POM186  Clematis lasiantha Milton Davenport 1901-5-24 s.n. Los Angeles San Antonio Canyon. Near Claremont. 762 Comment
  RSA128230  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-10-31 s.n. Los Angeles Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  SD187466  Clematis lasiantha Valerie Soza, Miriam Soza 2003-3-26 1622 Los Angeles Verdugo Mtns Region; western San Rafael Hills; Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr. SSW of Flint Peak 563 Comment
  UCD95628  Clematis lasiantha Kenneth A. Wilson 1961-2-18 863 Los Angeles Santa Monica Mtns. Decker Road 1 mile north of junction of eastern portion of Mulholland Hwy. Comment
  RSA589090  Clematis ligusticifolia Orlando Mistretta 1994-9-13 1469 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  SD82887  Clematis ligusticifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles San Gabriel Mts., Angeles National Forest; small stream c. 1.5 miles W of Wrightwood 1951 Comment
  UCR210259  Clematis ligusticifolia R. G. Swinney 2008-8-13 9366 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  SBBG94267  Clinopodium douglasii F. R. Fosberg 1931-4-28 4702 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  RSA94825  Cnicus benedictus F. W. Peirson 1935-3-31 11457 Los Angeles Mendocino Street and Holliston Ave, Altadena Comment
  RSA408415  Collinsia bartsiifolia var. davidsonii Robert M. Perkins 1935-4-14 s.n. Los Angeles Two miles north of Lancaster. Comment
  POM68645  Collinsia heterophylla Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA672222  Collinsia heterophylla Joseph M. Keefe 2001-4-8 31200 Los Angeles San Rafael Mountains. North side of wood fence along The Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, CA 90041. North: 34 08' 36.6 West. 293 Comment
  LA105379  Collinsia parryi Barry A. Prigge; 1989-4-23 8484 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  JEPS2534 Image available Comarostaphylis diversifolia subsp. planifolia W. L. Jepson 1908-7-13 3064 Los Angeles Swain Canyon Santa Catalina Island; Swain Canyon, Santa Catalina Island Comment
  CATA306  Convolvulus arvensis Mark L. Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon, in field by main road 243 Comment
  NY643142  Convolvulus arvensis L. T. Chamberlain s.n. Los Angeles Comment
  RSA0110776  Convolvulus arvensis Steven A. Junak 2000-5-18 SCa- 1303 Los Angeles Santa Catalina Island. NW-facing slope overlooking Parsons Landing. 73 Comment
  RSA735817  Convolvulus occidentalis Rosemarie Zimmermann 1961-6-8 123 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  RSA0088138  Conyza bonariensis Steven A. Junak 1998-10-21 SCa- 816 Los Angeles Santa Catalina Island: White's Landing, just inland from buildings. 6 Comment
  UCR131405  Conyza canadensis Alison Lipman 1998-6-24 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
  UCR209946  Conyza canadensis R. G. Swinney 2008-10-16 9594 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR256838  Conyza canadensis R. G. Swinney 2010-8-16 13561 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA412324  Cordylanthus nevinii H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA0115280  Cordylanthus rigidus Richard G. Swinney 2010-10-5 13990 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  CAS-BOT-BC287759  Coreopsis bigelovii A. D. E. Elmer 1902-6-1 4161 Los Angeles Palmdale Comment
  JEPS30491  Coreopsis bigelovii Henry J. Thompson 1959-3-31 1905 Los Angeles 1 mi n of Mulholland Highway (1.8 mi s of Malibu Junction, Cornell Road); Santa Monica Mountains 274 Comment
  POM355967  Coreopsis bigelovii Norman C. Cooper 1945-5-1 2129 Los Angeles Tapia Park area, Santa Monica Mts 610 Comment
  UC1119216  Coreopsis bigelovii P. L. Johannsen 1934-3-5 314 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  CLARK-A1528-1785  Corethrogyne filaginifolia John C. Roos 1942-9-12 1719 Los Angeles Westwood Comment
  POM356121  Corethrogyne filaginifolia H. E. Hasse 1899-7-30 s.n. Los Angeles Bluffs near Ballona Comment
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Jul 18 2010
  RSA702445  Corethrogyne filaginifolia Scott D. White 2004-7-27 10631 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  SD85118  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island; banks around Wrigley Reservoir at the summit of the island road. 424 Comment
  CAS-BOT-BC212117  Cornus sericea A. J. McClatchie 1893-9-7 471 Los Angeles Catalina Comment
  RSA725847  Cornus sericea subsp. sericea R. G. Swinney 1997-6-25 5645 Los Angeles San Gabriel Mtns.: wet of rightwood, Blue Ridge Trail, ca. 1.2 mi SE of Hwy 2 in a small canyon tributry to Sawmill Canyon 2256 Comment
  SD143734  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to guaging station below Morris Dam. 245 Comment
  CAS-BOT-BC427582  Crassula aquatica Robert F. Thorne; D. Propst 1968-5-29 37696 Los Angeles Santa Catalina Island: margin of S end of Hay Press Reservoir 403 Comment
  RSA0091544  Crassula connata R. G. Swinney 2011-5-26 14882 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
  RSA762351  Crassula connata R. G. Swinney 2009-3-6 10053 Los Angeles 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  SBBG133424  Crassula connata V. Engleert, WF Hoyer 2010-4-11 SERG 10 -36 Los Angeles just S and above Eagle Curve 478 Comment
  UC831109  Crassula connata var. erectoides F. R. Fosberg 1931-3-20 S 4313 Los Angeles mouth of Hamilton Canyon; Santa Catalina Isl., Hamilton Canyon 2 Comment
  SD129305  Crassula ovata A. C. Sanders 1988-2-3 7595 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. Comment
  UCR142765  Crassula tillaea L. C. Wheeler 1967-4-30 9241 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  PASA924  Crepis acuminata Frank W. Peirson 1921-7-17 Los Angeles Praire Fork of the San Gabriel River 2011 Comment
  RSA746558  Crepis nana Orlando Mistretta 1991-7-30 s.n Los Angeles Devils Backbone along trail to Mt Baldy 2744 Comment
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Jul 4 2021
  CATA1530  Crepis setosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2751 Los Angeles Santa Catalina Island: By Avalon School science building, Falls Canyon 27 Comment
  RSA239485  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  SEINET3407308 Image available Cressa truxillensis Fay A. MacFadden 1934-9-10 12928 Los Angeles Culver City, waste land. Comment
  CATA297  Crocanthemum scoparium Mark L. Hoefs 1973-6-5 316 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  UCD116895  Crocanthemum scoparium Daryl Koutnik 1978-5-2 459 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
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Oct 1 2015
  UC535376  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  SD106228  Crossosoma californicum K. Nakai 1980-3-23 565 Los Angeles Palos Verde Hill, Forrestal Drive Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  SEINET6056315  Croton californicus Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CATA137  Croton setiger Peter Henrikson 1987-5-18 102 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  SEINET9311907  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  UCR191724  Cryptantha A. C. Sanders 2008-4-23 35066 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  LA36511  Cryptantha clevelandii Peter H. Raven; Henry J. Thompson 1960-4-12 15033 Los Angeles 365 Comment
  UCR143263  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 S- 4351 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  UC2026421  Cryptantha echinella Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: South side Devil's Canyon. Comment
  RSA751118  Cryptantha intermedia Justin M. Wood 2009-6-5 836 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC56861  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  RSA0016891  Cryptantha intermedia var. johnstonii D. L. Crawford, H. D. Hiatt 1916-3-28 257 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  SBBG41186  Cryptantha leiocarpa J. P. Broughton 1971-3-24 1342 Los Angeles low sandy hill facing ocean, Zuma Beach Comment
  CHSC98597  Cryptantha micrantha LeRoy Gross 2005-5-3 2208 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  RSA733132  Cryptantha microstachys R. G. Swinney 1998-7-30 6596 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UC1293683  Cryptantha microstachys P. C. Everett and E. K. Balls 1959-6-2 23837 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 182 Comment
  UCR95466  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  IRVC28379  Cryptantha muricata A. C. Sanders, Tricia Wotipka 2003-4-28 26095 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA0105751  Cryptantha muricata R. G. Swinney 2011-7-7 15445 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA0108844  Cryptantha muricata R. G. Swinney 2011-6-7 15089 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile due east of Angeles Crest Hwy and 0.5 mile due north of jct. of Angeles Crest Hwy. and entrance to Charlton Flats, 0.32 mile WNW of Mt. Mooney Rd. jct. with dirt road to Stony Ridge Observatory. 1768 Comment
  UCR261551  Cryptantha muricata R. G. Swinney 2010-6-29 13374 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA0079151  Cryptantha muricata var. denticulata F. R. Fosberg, J. A. Ewan 1931-8-11 782 Los Angeles San Gabriel Mts.: N fork of San Gabriel Canyon. Crystal Lake. 1600 Comment
  RSA0011526  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-23 5726 -a Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA0079217  Cryptantha muricata var. muricata Justin M. Wood 2010-5-10 1587 A Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0079272  Cryptantha muricata var. muricata Ora M. Clark 1929-3-29 1802 Los Angeles E. Sandberg. Comment
  RSA0079622  Cryptantha muricata var. muricata Carl B. Wolf 1927-4-27 687 Los Angeles 1 mi. so. of Forest Inn. Ridge Route Road. Liebre Mts. Comment
  SBBG63850  Cryptantha oxygona R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA0079050  Cryptantha pterocarya var. pterocarya Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4981 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA628376  Cryptantha simulans Scott D. White, Dave Bramlet 1998-6-29 6820 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCR205686  Cucurbita foetidissima A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36914 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  CHSC95352  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on The Thomas Guide, street guide and directory of 1999). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  CHSC95488  Cupressus forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 458 Comment
  RSA703162  Cuscuta Scott D. White 2004-8-11 10700 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA733586  Cuscuta R. G. Swinney 1998-7-24 6562 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  CAS-BOT-BC224473  Cuscuta californica Alice Eastwood 1919-6-20 9061 Los Angeles Mt. Wilson Comment
  LA210103  Cuscuta californica Mary Reynolds; 1937-5-5 189 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA409690  Cuscuta californica Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCR223828  Cuscuta californica R. G. Swinney 2009-6-17 11200 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR256232  Cuscuta californica R. G. Swinney 2010-6-4 13042 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
  SD126006  Cuscuta californica var. californica A. C. Sanders 1987-7-22 7173 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  UC191074  Cuscuta denticulata Katharine Brandegee Los Angeles Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCR205656  Cuscuta subinclusa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36928 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA714991  Cyclospermum leptophyllum A. C. Sanders 2003-5-26 26847 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
  RSA602482  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-9-16 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon. Comment
  SEINET9037788 Image available Cylindropuntia californica var. parkeri M. A. Baker, Michelle Cloud-Hughes 2015-1 18407 Los Angeles Claremont, 300m south of the SE base of Indian Hill 402 Comment
  CAS-BOT-BC56159  Cylindropuntia echinocarpa Ira L. Wiggins 1937-3-10 8776 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SEINET3128836  Cynodon dactylon G. B. Grant 1904-5-10 133 /6187 Los Angeles Pasadena Comment
  RSA0048390  Cynoglossum amabile A. L. Haines 1951-4-24 s.n. Los Angeles Pierce College, Canoga Park. Comment
  RSA602179  Cyperus difformis L. C. Wheeler 1946-11-10 6442 -B Los Angeles Rosemead: Rio Hondo at Rosemead Blvd. Comment
  SD144509  Cyperus eragrostis Scott White 1996-5-15 4042 Los Angeles Marina Del Rey area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl. 3 Comment
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Jul 18 2010
  RSA365085  Cyperus esculentus E. S. Spalding 1922-10-9 s.n. Los Angeles [Los Angeles] Exposition Park. Comment
  RSA602054  Cyperus involucratus Scott D. White 1997-5-7 5062 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains. Southwest of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  CAS-BOT-BC113957  Cyperus odoratus Peter H. Raven; Henry J. Thompson 1959-10-14 14623 Los Angeles Marshy ground, east end of Malibu Lake 220 Comment
  RSA682457  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1045 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  SBBG17431  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Cyn Rd, 0.5 mi W of Topanga Cyn Blvd Comment
  UC140470  Datisca glomerata C. F. Baker 1903-10-10 3733 Los Angeles near Claremont (San Antonio Canyon); Pacific Coast, San Antonio Canyon Comment
  PASA2127  Datura meteloides Ruth Johnson Los Angeles Arroyo Seco Comment
  POM180164  Datura stramonium Joseph A. Ewan 1931-7-31 4779 Los Angeles Telegraph Road at Rio Hondo River. Comment
  RSA0115250  Datura wrightii Richard G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA653523  Datura wrightii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 286 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  UCR277135  Datura wrightii R. G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CATA1038  Daucus pusillus Mark L. Hoefs 1995-5-10 1961 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SD234268  Daucus pusillus A. C. Sanders, M. A. Elvin, et al. 2003-5-1 26282 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. 395 Comment
  UC1122946  Daucus pusillus Jerome S. Horton 1937-6-29 480 Los Angeles Pomona Quad., Tanbark Creek Comment
  RSA248845  Daucus pusillus R. F. Thorne 1973-4-11 42862 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  SBBG31286  Daucus pusillus R. F. Thorne with P. C. Everett 1965-6-22 34879 Los Angeles upper portion of Avalon Cyn along rd side 274 Comment
  UC1532939  Deinandra clementina Robert F. Thorne 1975-9-3 47371 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  CAS-BOT-BC299268  Deinandra fasciculata M. E. Jones 1902-6-27 s.n. Los Angeles Catalina Is. Comment
  CAS-BOT-BC9128  Delphinium cardinale Alice Eastwood 1928-6-15 15405 Los Angeles Claremont Comment
  UCR281600  Delphinium cardinale R. G. Swinney 2014-6-5 16711 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0118848  Delphinium hansenii var. kernense Mitch Provance 2010-5-6 0510 -09 Los Angeles Western Transverse Range/Western Mojave Desert: Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West. 1060 Comment
  UCR155622  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29704 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  POM155  Delphinium parryi Harry Lowe 1903-5-13 s.n. Los Angeles Collected near Pasadena Comment
  CAS-BOT-BC116279  Delphinium parryi subsp. parryi George B. Grant 1901-6-7 s.n. Los Angeles Laurel Canon Comment
  CAS-BOT-BC116297  Delphinium parryi subsp. parryi Alma Sweet 1919-4-1 s.n. Los Angeles Claremont Comment
  JEPS6111  Delphinium patens subsp. hepaticoideum Ira W. Clokey, B. Templeton 1929-4-1 4433 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  CATA2535  Delphinium variegatum subsp. kinkiense Howard L. Ferguson 1980-4-16 169 Los Angeles San Clemente Island: Just N of Jack 182 Comment
  SBBG108975  Delphinium variegatum subsp. thornei S. A. Junak 1997-3-13 SCl 769 Los Angeles head of E fork of first cyn E of Mosquito Cyn 350 Comment
  RSA0102437  Delphinium variegatum subsp. thornei Orlando Mistretta 1992-4-5 138 Los Angeles Guds, San Clemente Island. Comment
  UC450882  Dendromecon rigida Fay A. Macfadden 1931-4-10 21 E Los Angeles Tejunga Canyon 426 Comment
  POM244775  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-13 S 4580 Los Angeles Santa Catalina Island. Renton Mine, Pebble [Pebbly] Beach Canyon, left fork 300 Comment
  RSA213329  Dendromecon rigida subsp. rhamnoides Reid V. Moran 1941-2-25 613 Los Angeles Santa Catalina Island, Johnson's Valley 250 Comment
  RSA595110  Descurainia pinnata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8584 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  RSA702033  Descurainia pinnata Steve Boyd, Amber Maurice 2004-5-18 11312 Los Angeles Atmore Meadows area. Comment
  RSA696063  Descurainia pinnata Keith E. Hoffmaster 1927-3-6 s.n. Los Angeles Near Buena park, near Rivera. Comment
  SBBG43673  Descurainia pinnata E. R. Chandler 1967-4-14 Los Angeles near rd from Victorville to Pearblossom Comment
  RSA590868  Descurainia pinnata subsp. halictorum Orlando Mistretta 1994-4-12 995 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SDSU14827  Descurainia pinnata subsp. halictorum Chris Peregrin 2003-3-24 18 Los Angeles Topanga State Park. Coastal bluff on west side of Topanga Creek above Pacific Coast Highway. 86 Comment
  POM97782  Dicentra chrysantha Marcus E. Jones 1903-6-28 s.n. Los Angeles Mountains near Pasadena Comment
  CATA1035  Dichelostemma capitatum Mark L. Hoefs 1995-5-10 1957 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  RSA0065633  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6788 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SFV20839  Dichelostemma capitatum subsp. capitatum L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 711 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  UCR281621  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-19 16582 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  POM365107  Digitaria sanguinalis Anstruther Davidson 1989-06 s.n. Los Angeles Los Angeles. Comment
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Aug 10 2012
  SBBG57154  Digitaria sanguinalis R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  UCSC000081  Digitaria sanguinalis Mrs. H. S. Yates 2014-6-1 s.n. Los Angeles Pomona Comment
  SEINET13693637  Diplacus aurantiacus G. B. Grant 1904-5-24 286 Los Angeles Altadena. Comment
  CAS-BOT-BC152900  Diplacus brevipes Alice Eastwood 1913-5-11 3124 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC150628  Diplacus longiflorus Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC150633  Diplacus longiflorus John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  CHSC95485  Diplacus longiflorus LeRoy Gross 2001-5-28 417 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. A small side canyon on the south side near the mouth of Henderson Canyon. 476 Comment
  SBBG38660  Diplacus puniceus R. Moran 1941-2-26 628 Los Angeles Johnson's Valley 100 Comment
  RSA599855  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC126732  Dithyrea maritima T. W. Minthorn 1908-4-26 Los Angeles hills between Playa del Rey and Redondo Comment
  POM98911  Dodecahema leptoceras P. A. Munz 1925-4-19 9384 Los Angeles Pacoima Canyon wash, near San Fernando Comment
  UCR152470  Drosanthemum floribundum A. C. Sanders, Lee Jones 2005-4-8 29359 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  LA1764  Dryopteris arguta A. M. Johnson; 1927-11-11 44 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA200101  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2019 Los Angeles SANTA MONICA MOUNTAINS, ca 0.75 mi E of San Diego Frwy on Mulholland Dr, ravine just above road. 304 Comment
  POM155663  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Santa Catalina Island: north slope Eagle's Nest 106 Comment
  RSA693693  Dryopteris arguta L. E. Hoffman, R. J. S 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SD69632  Dryopteris arguta Robert F. Thorne, P. Everett 1965-5-12 34607 Los Angeles Santa Catalina Island, Bulrush Canyon 245 Comment
  UC811828  Dryopteris arguta L. W. Nuttall 1920-1 199 Los Angeles Santa Catalina Isl. Comment
  UCR108652  Dryopteris arguta L. C. Wheeler 1967-5-18 9626 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCSB12125  Dryopteris arguta Haines, Bruce 1962-3-10 Los Angeles 5 miles N of Pacific Ocean on CA state Hwy 27. 259 Comment
  LA47619  Dudleya cymosa subsp. ovatifolia Henry J. Thompson; 1960-6-7 3078 Los Angeles Santa Monica Mountains, 0.4 mi. S of Cornell junction and highway 101 (near Agoura) 304 Comment
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  JEPS49946  Dudleya densiflora J. T. Howell 1928-6-12 Los Angeles Fish Canyon San Gabriel Mtns Comment
  LA105276  Dudleya greenei Lyman Benson; 1952-5-2 15115 Los Angeles Santa Catalina Island, N face of Swain Canyon, Whites Landing 182 Comment
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Sep 4 2014
  CAS-BOT-BC109756  Dudleya virens subsp. insularis Alice Eastwood 1917-7-20 6489 Los Angeles Santa Catalina Island. Comment
  CATA3551  Dudleya virens subsp. insularis Peter J. Dixon 2018-5-30 115 Los Angeles Santa Catalina Island: Interior; Upper Middle Canyon; +/- 100 m west of Junction of Airport Rd. and Middle Ranch Rd, near hairpin turn; steep, rocky road embankment, w-facing, diorite/dacite parent material. 0 Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  UCD98760  Dysphania botrys Louis C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains, Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  UC1870175  Echium candicans LeRoy Gross 2004-3-19 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  UCSB33704  Ehrendorferia chrysantha Miller, Brian 1960-7-13 Los Angeles Switzer's Inlet, San Gabriel Mountains 914 Comment
  UC1922784  Ehrharta calycina LeRoy Gross 2007-4-6 2620 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South base of the range; Just east of Craig Canyon, at the intersection of Groton drive and Hamline Place. Between the city of Burbank and the south slope of the range. Near 288 Comment
  UCR275550  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  RSA574317  Eleocharis R. G. Swinney 1993-9-11 2656 Los Angeles Eastern San Gabriel Mountains: Wrightwood, junction of Spruce St. & Highway 2. North of Highway 2. 1799 Comment
  RSA611544  Eleocharis parishii L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  SEINET10750608  Eleocharis parishii Louis C. Wheeler 1961-6-9 Wheeler 7847 Los Angeles San Gabriel Mountains. Mouth of Alder Creek, off Big Tujunga Canyon. Sunny, muddy creek bed. 1052 Comment
  SEINET10558302  Elymus condensatus LeRoy R. Abrams 1902-6-10 Abrams 2506 Los Angeles Edges of sand dunes, Playa del Rey. Comment
  RSA0012039  Elymus elymoides R. G. Swinney 2009-4-29 10585 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA0080765  Elymus elymoides R. G. Swinney 2010-5-12 12734 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
  UCR223075  Elymus elymoides R. G. Swinney 2009-5-13 10780 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  SBBG32080  Elymus glaucus R. N. Philbrick 1967-5-18 B 67 -216 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  CAS-BOT-BC206754  Elymus glaucus subsp. glaucus Geo. B. Grant 1906-6-14 s.n. Los Angeles Mt. Wilson, summit Mt. Howard Comment
  CHSC95761  Elymus glaucus subsp. glaucus LeRoy Gross; Laura Moore 2000-6-5 231 Los Angeles Verdugo Mountains: Short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. A little way up from canyon bottom on the north side. 487 Comment
  UC167161  Elymus multisetus Geo. B. Grant 1906-6-16 Los Angeles Mt. Wilson Pasadena (summit) Comment
  UCR256835  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA549183  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1992-7-16 6692 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll 1752 Comment
  CDA40331  Emmenanthe penduliflora T. C. Fuller 1962-4-1 8171 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA171987  Emmenanthe penduliflora var. penduliflora James Henrickson 1963-5-5 32306 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts. 518 Comment
  SBBG125138  Emmenanthe penduliflora var. penduliflora M. B. Dunkle 1939-4-6 Los Angeles Mosquito Harbor Comment
  RSA0119541  Encelia actoni R. G. Swinney 2014-4-30 16284 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
  CAS-BOT-BC131195  Encelia californica Le Roy Abrams 1901-4-11 1486 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  LA90663  Ephedra californica Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  CAS-BOT-BC81807  Ephedra nevadensis Louis C. Wheeler 1932-4-10 603 Los Angeles Palmdale, Mojave Desert 762 Comment
  RSA249747  Ephedra nevadensis Robert F. Thorne, Gary Wallace 1973-4-25 43399 Los Angeles Holcomb Ridge 1159 Comment
  RSA728298  Ephedra nevadensis G. D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1953 Los Angeles Fort Tejon Road Comment
  UCR129492  Ephedra nevadensis David Charlton 1990-5-12 4224 Los Angeles Mojave Desert, Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest 1037 Comment
  SEINET7047918  Ephedra nevadensis Steven R. Hill, Kate Kramer 2001-4-22 33367 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek. Elevation about 2800 feet. Comment
  CAS-BOT-BC166252  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles San Antonio [Canon] Canyon - near Claremont Comment
  SBBG60118  Epilobium canum subsp. canum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  JEPS8607  Epilobium canum subsp. latifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4194 Los Angeles along creek 2 mi s (above) Sycamore Camp Ground; San Gabriel Mountains, South Fork Little Rock Creek 1280 Comment
  LA206130  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4985 Los Angeles San Gabriel Mountains, 1 mi. above Big Cienega, Islip Trail 2057 Comment
  UCR223374  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-23 11392 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD11894  Epilobium densiflorum Victor Duran 1933-7-10 3511 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  RSA607565  Epipactis gigantea Louis C. Wheeler 1964-6-10 8482 Los Angeles San Gabriel Mountains: North Fork San Gabriel River, Yucca Flat near Falling Springs between Coldbrook and Pine Flats. Comment
  RSA733777  Epipactis gigantea Richard G. Swinney 1998-7-29 6538 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCR131010  Epipactis gigantea George H. Grinnell 1923-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  UCD135426  Equisetum hyemale subsp. affine Kenneth A. Wilson 1961-3-14 1031 Los Angeles Santa Monica Mtns., Mulholland Hwy, 2 miles west of Sulphur Hot Springs. Comment
  RSA612602  Equisetum hyemale var. affine L. C. Wheeler 1932-4-16 616 Los Angeles West side of Santa Anita Canyon, San Gabriel Mts. 670 Comment
  SBBG31256  Equisetum laevigatum R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles lower portion of Middle Ranch Cyn 91 Comment
  UCR138530  Eragrostis curvula var. curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  UCD33019  Eragrostis mexicana subsp. virescens Beecher Crampton 1965-10-27 7589 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  CAS-BOT-BC284126  Eragrostis pectinacea var. pectinacea S. B. Parish; W. F. Parish 1882-10-1 1601 Los Angeles Near Santa Ana Comment
  SBBG44379  Eremalche exilis G. Sphon, D. Hearn 1956-5-30 26 Los Angeles Black Butte, Antelope Valley Comment
  RSA127779  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA594646  Eremocarpus setiger Steve Boyd, Lauren Raz 1996-10-29 9109 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  CAS-BOT-BC174385  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10011 Los Angeles Liebre Mountains Region: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon 1706 Comment
  RSA0084996  Eremogone macradenia var. arcuifolia George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  UCR223391  Eriastrum densifolium R. G. Swinney 2009-7-22 11359 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR126226  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  SD258991  Eriastrum eremicum subsp. eremicum Sarah J. De Groot 2005-5-19 4975 Los Angeles Antelope Valley: North side of Avenue H at intersection with 110th St. E. Vicinity of Roosevelt and Redman. 726 Comment
  SBBG117019  Eriastrum filifolium S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1514 Los Angeles ridgetop on N side of Middle Ranch Cyn 426 Comment
  SBBG44377  Eriastrum sparsiflorum G. Sphon, D. Hearn 1956-5-30 15 Los Angeles Black Butte Comment
  SEINET12278746  Eriastrum virgatum I. W. Clokey, Templeton, B. 1929-1 4551 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  CAS-BOT-BC131692  Ericameria cooperi var. cooperi Steve Boyd; Lauren Raz 1997-3-26 9365 Los Angeles Liebre Mountains Region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir; west side of mouth of Myrick Canyon 999 Comment
  SFV3657A  Ericameria cooperi var. cooperi H. B. King Jul 1958 s. n. Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  LA202488  Ericameria linearifolia Louis Wheeler; 1932-4-9 563 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA729882  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA733556  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  CAS-BOT-BC299012  Ericameria nauseosa var. hololeuca F. R. Fosberg 1931-7-11 7057 Los Angeles Near Reservoir Summit, Ridge Route, Western Sierra Madre Mts 1200 Comment
  CAS-BOT-BC298045  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley 1 mile E of Wrightwood Lodge, San Gabriel Mts 1828 Comment
  HSC95816  Ericameria nauseosa var. mohavensis Steve Boyd 1997-9-17 10039 Los Angeles Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, S of Liebre Mountain 915 Comment
  CDA4603  Ericameria palmeri var. pachylepis G. C. Fleischman 1947-10-2 Los Angeles Pasadena. 0 Comment
  JEPS19137  Ericameria parishii var. parishii Frank W. Peirson 1918-9-7 225 Los Angeles above Hennigers Toll Road; San Gabriel Mts. Comment
  SFV5186  Ericameria parishii var. parishii W. Martin 1971-8-18 s. n. Los Angeles San Gabriel Mountains Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon. Comment
  UC527677  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 Los Angeles just below Padua Hills Theatre (above Claremont, w slope San Gabriel Mts.); San Gabriel Mts. 457 Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  JEPS41458  Erigeron breweri var. jacinteus F. W. Peirson 1922-7-21 3204 Los Angeles Little Baldy San Gabriel Mountains (summit) 2910 Comment
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Dec 10 2014
  SBBG108941  Erigeron canadensis S. A. Junak 1996-9-29 SCl 680 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  RSA0047904  Erigeron foliosus R. G. Swinney 2010-6-4 13064 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA774741  Erigeron foliosus R. G. Swinney 2009-6-17 11184 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR149306  Erigeron foliosus R. G. Swinney 1997-7-14 5676 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  UCR209475  Erigeron foliosus R. G. Swinney 2008-7-3 9147 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  CAS-BOT-BC296167  Erigeron foliosus var. foliosus F. Grinnell Jr. 1911-8-15 s.n. Los Angeles Mt. Wilson 1794 Comment
  IRVC28595  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark Elvin 2002-6-19 25193 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  RSA455051  Eriodictyon crassifolium var. nigrescens Mary H. Ward 1972-5-11 145 Los Angeles Along lower reach of the Arroyo Seco, southwestern Pasadena Comment
  SBBG54051  Eriodictyon crassifolium var. nigrescens K. R. Montgomery, T. W. Strid 1973-5-19 73 -67 Los Angeles Dillon Divide Comment
  UC450807  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 31 E Los Angeles Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR270521  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-13 12200 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  SBBG13127  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  SD72754  Eriodictyon traskiae F. R. Fowberg 1931-7-11 S 5383 Los Angeles Santa Catalina Island; Middle Cape Canyon. 239 Comment
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Dec 3 2014
  CAS-BOT-BC222679  Eriodictyon trichocalyx Alice Eastwood 1919-6-20 9028 Los Angeles Mt. Wilson Comment
  RSA654191  Eriodictyon trichocalyx Marilyn Porter 1991-5-5 6 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  UCR223150  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0091095  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-29 15355 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA681910  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  UCR108404  Eriogonum brachyanthum L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  CLARK-A1528-3665  Eriogonum cinereum John C. Roos 1942-9-26 1727 Los Angeles Santa Monica Comment
  POM279945  Eriogonum cinereum H. P. Bracelin 1931-10-11 570 Los Angeles Lower topanga Canyon, about one and one-half miles east of ocean beach. Comment
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  UC574995  Eriogonum cinereum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  RSA311316  Eriogonum cithariforme var. agninum Robert F. Thorne 1973-5-11 43462 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  CAS-BOT-BC242757  Eriogonum davidsonii Joseph Andorfer Ewan 1936-8-9 10028 Los Angeles 1/4 mi. n. of Bald Flat, Blue Ridge, San Gabriel Mts. 2529 Comment
  RSA755870  Eriogonum davidsonii R. G. Swinney 2008-7-15 9194 Los Angeles Winston Peak. 2275 Comment
  UCR34476  Eriogonum davidsonii G. F. Pratt 1984-7-24 s.n. Los Angeles San Gabriel Mountains, Mt. Harwood, just above Mt. Baldy Ski Lodge 2591 Comment
  JEPS56690  Eriogonum davidsonii Joseph Ewan 1932-7-17 7244 Los Angeles Mt. Disappointment San Gabriel Mts., Mt. Disappointment 1798 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  UCD99959  Eriogonum elongatum var. elongatum J. N. Hogue; J. Dilley 1999-8-11 148 .2 Los Angeles Verdugo Mountains, La Tuna Canyon, along tributary on south side of canyon. 550 Comment
  SD129224  Eriogonum fasciculatum Andy C. Sanders 1988-5-18 7851 Los Angeles El Segundo Dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd Comment
  UCR269594  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-6-29 15370 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CAS-BOT-BC253268  Eriogonum fasciculatum var. foliolosum John H. Thomas 1957-2-14 6485 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA524187  Eriogonum fasciculatum var. polifolium Tim S. Ross, Steve Boyd 1990-6-6 2880 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UCR159919  Eriogonum fasciculatum var. polifolium Orlando Mistretta 1993-6-2 865 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Vincent Gulch Mine 2079 Comment
  CAS-BOT-BC253456  Eriogonum gracile Alice Eastwood 1919-6-21 9049 Los Angeles San Fernando Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  UC56805  Eriogonum gracile J. B. Davy Oct 1896 2748 Los Angeles Santa Monica Comment
  RSA681856  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-18 9573 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  UCR159917  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-4 793 Los Angeles San Gabriel Mountains, Yerba Buena Trail; Tujunga Ranger District 1433 Comment
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Sep 6 2009
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  SBBG128197  Eriogonum grande var. grande M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2190 Los Angeles near end of rd that runs S from Eel Point 27 Comment
  SBBG64121  Eriogonum nudum R. Hoffmann 1929-11-11 Los Angeles Little Rock Dam Comment
  POM158213  Eriogonum nudum var. pauciflorum P. A. Munz, I. M. Johnston 1928-9-5 11188 Los Angeles Swartout Valley, San Gabriel Mountains 1982 Comment
  UCR210160  Eriogonum parishii R. G. Swinney 2008-7-24 9358 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR271228  Eriogonum parishii R. G. Swinney 2011-6-14 15113 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR45041  Eriogonum parvifolium A. C. Sanders 1986-7-30 6826 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
  POM187758  Eriogonum plumatella Thos. Craig 1932-10-9 2027 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  RSA522945  Eriogonum plumatella Tim S. Ross, Annette H. Ross 1990-11-17 3328 Los Angeles SW Mojave Desert: 2.3 air-miles NNW of Bob's Gap off the E side of 165th Street East. 1050 Comment
  UCR281961  Eriogonum pusillum R. G. Swinney 2014-4-24 16200 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CDA22652  Eriogonum roseum Phillipson 1915-7-12 Los Angeles Monrovia. Comment
  RSA579451  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-6-23 8045 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  JEPS97034  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  POM2362A  Eriogonum saxatile I. M. Johnston 1917-7-3 1463 Los Angeles San Antonio Mountains: Upper San Antonio Canyon 1982 Comment
  RSA0082879  Eriogonum saxatile R. G. Swinney 2011-7-21 15532 Los Angeles Strawberry Peak summit. 1860 Comment
  UCR206434  Eriogonum saxatile R. G. Swinney 2008-6-10 8982 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR98742  Eriogonum saxatile T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3376 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  RSA424974  Eriogonum thurberi Louis C. Wheeler 1932-5-26 749 Los Angeles San Gabriel Wash. 107 Comment
  UCR141580  Eriogonum umbellatum var. minus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR272590  Eriogonum umbellatum var. minus R. G. Swinney 2011-8-5 15593 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR159902  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-3-28 1657 b Los Angeles San Gabriel Mountains, Little Rock Creek Management Unit, Kitter Creek 1280 Comment
  POM250127A  Eriogonum viridescens E. C. Jaeger 1939-6-28 s.n. Los Angeles Mojave Comment
  RSA420586  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 4957 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UCD101547  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  SD186083  Eriophyllum confertiflorum A. C. Sanders, Helen Kennedy 2005-4-13 29431 Los Angeles Santa Clarita area, lower Mint Canyon at the the community of Mint Canyon. 456 Comment
  SFV3907  Eriophyllum confertiflorum K. A. Wilson 1961-4-10 1139 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  LA200195  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1966-5-14 TAG- 51466 -EC Los Angeles 329 Comment
  SBBG96664  Eriophyllum confertiflorum var. confertiflorum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4244 Los Angeles lower half of China Cyn Comment
  UC577117  Eriophyllum confertiflorum var. confertiflorum Lewis S. Rose 1934-12-31 34535 Los Angeles Griffith Park , Los Angeles Comment
  CAS-BOT-BC308367  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Isl. Comment
  POM122302  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  POM358092  Eriophyllum nevinii Larry E. DeBuhr, Gary D. Wallace 1972-9-3 705 Los Angeles San Clemente Island, near base of Canyon at south end of cove south of Eel Point. 91 Comment
  UC896384  Eriophyllum pringlei I. W. Clokey and B. C. Templeton 1930-4-8 4654 Los Angeles w of Lancaster 400 Comment
  UCR188657  Erodium botrys R. G. Swinney 1990-3-24 1550 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UCD103105  Erodium botrys Louis C. Wheeler 1947-5-15 9603 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UCSB3525  Erodium botrys 1940-5-13 Los Angeles San Dimas Exp. Forest; Glendora Ridge Truck Trail Comment
  UC1930130  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  LA32293  Erodium cicutarium Henry J. Thompson; 1959-3-27 1885 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA675967  Erodium moschatum LeRoy Gross 2003-3-9 814 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA390930  Erodium moschatum James B. McNair 1934-4-19 s.n. Los Angeles 8th St and Ardmore Ave, Los Angeles Comment
  RSA0094562  Erysimum capitatum Richard G. Swinney 2011-6-6 15012 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR200153  Erysimum capitatum var. capitatum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  RSA611605  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA651373  Erysimum capitatum var. capitatum Fred J. Hunter 1949-5-4 s.n. Los Angeles Collected in canyon above San Dimas Reservoir 121 Comment
  CAS-BOT-BC403179  Eschscholzia californica Geo. B. Grant 1904-5-14 6206 Los Angeles Playa del Rey Comment
  OBI4995  Eschscholzia californica Bill Arbaugh 1966-4-16 24 Los Angeles W on 138 from Lancaster 884 Comment
  RSA587465  Eschscholzia californica subsp. californica Orlando Mistretta 1995-4-11 1612 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  RSA587001  Eschscholzia minutiflora Orlando Mistretta 1992-5-8 295 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA611354  Eschscholzia minutiflora Steve Boyd 1998-4-1 10128 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
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Feb 28 2008
  RSA587076  Eschscholzia minutiflora Tim S. Ross 1991-4-27 4696 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA0128927  Eucrypta chrysanthemifolia R. G. Swinney 2009-2-20 10030 Los Angeles Mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  RSA709578  Eucrypta chrysanthemifolia A. C. Sanders, Helen Kennedy 2005-4-13 29489 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  RSA746624  Eucrypta chrysanthemifolia R. G. Swinney 2008-4-10 8636 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  RSA599885  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd, Lauren Raz 1997-5-6 9730 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA655984  Eucrypta chrysanthemifolia var. chrysanthemifolia James Henrickson 1985-3-30 19769 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  RSA0042305  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs, Steven A. Junak 2000-4-14 3071 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  RSA0042673  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore 1999-4-10 021 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  RSA580134  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Darin Banks 1994-4-12 7487 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  SBBG61347  Eulobus californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR223825  Euphorbia albomarginata R. G. Swinney 2009-6-17 11197 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  POM188628  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UCD142562  Euphorbia melanadenia Gary D. Cromwell; David W. Wheat 1971-4-30 586 Los Angeles San Gabriel Mtns., Angeles National Forest, Mystic Canyon, 2 mi. NE of Glendora. 150 m. from Big Dalton Canyon Road. 426 Comment
  RSA0036774  Euphorbia peplus Michelle Cleveland 1981-2-23 21 Los Angeles Puente Hills in Diamond Bar. Pomona frwy. 60, Rt on Grand, Rt on Diamond Bar Blvd, 100 yds down blvd. on North side in empty lot. 236 Comment
  CDA4856  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;; San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon.. Elev. 2100 Feet. 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
  UCR101277  Euphorbia prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles San Gabriel Valley, City of Pasadena, Huntington Memorial Hospital 244 Comment
  RSA127972  Euphorbia serpillifolia P. H. Raven 1959-10-25 14698 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  UCR95546  Euphorbia serpillifolia L. C. Wheeler 1966-9-21 8893 Los Angeles San Gabriel Mtns., north fork San Gabriel River, 1/4 mi downhill from intersection of main road with road to upper Bichota Canyon 854 Comment
  IRVC29588  Euphorbia spathulata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26149 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  LA88587  Euthamia occidentalis O. H. Kappler; 1942-11-1 356 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA473725  Euthamia occidentalis Wm Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  LA98907  Festuca arundinacea E. R. Hobbs; 1979-5-6 79 -68 Los Angeles Placerita Canyon State and County Park Comment
  RSA0116812  Festuca microstachys R. G. Swinney 2011-6-7 15091 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SD234243  Festuca microstachys A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castiac Mesa, Newhall Ranch, north of Charlie Canyon and east of Lake Hughes Rd. (Newhall 7.5' Q) 395 Comment
  UCR153321  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29737 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR90817  Festuca microstachys A. C. Sanders, G. K. Helmkamp 1996-3-24 18019 Los Angeles Mojave Desert, Ave. 'J', 3.3 mi west of 240th St. E, just NE of Saddleback Butte. 890 Comment
  SBBG19210  Festuca myuros M. A. Piehl 1963-12-7 631074 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  POM246427  Filago californica F. R. Fosberg 1931-3-22 665 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 75 Comment
  SEINET3146772  Filago californica G. B. Grant 1901-1 461 Los Angeles Pasadena Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  RSA188127  Filago depressa R. F. Thorne 1966-4-29 36301 Los Angeles Catalina Island. Along Airport Road before turn-off to Middle Ranch Canyon. 457 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
  SBBG108927  Foeniculum vulgare S. A. Junak 1997-4-24 SCl 869 Los Angeles upper portion of Wall Rock Cyn 320 Comment
  SBBG12445  Foeniculum vulgare P. H. Raven 1962-4-10 17252 Los Angeles above Wilson Cove 182 Comment
  UCR223267  Foeniculum vulgare R. G. Swinney 2009-8-19 11452 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA339707  Forestiera pubescens Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 55016 Los Angeles San Gabriel Mts: : Near mouth of Rock Creek, N slope of mountains 1204 Comment
  SBBG106885  Frankenia salina M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2484 Los Angeles Little Harbor 3 Comment
  SBBG98654  Frankenia salina T. Ross 1991-5-20 5362 Los Angeles ca. 5100 ft S of Wilson Cove settlement; gradual N slope NNW of the 750" Benchmark 217 Comment
  SD255800  Fraxinus latifolia Ian Cain, Natasha Bartely 2010-6-23 1535 Los Angeles Angeles National Forest, San Gabriel Mountains; Along Bear Creek east of Cogswell Dam. 562 Comment
  UC520012  Fraxinus latifolia Joseph Andorfer Ewan 1932-4-30 7439 Los Angeles Ballona Creek at Higuera Road; Culver City, Ballona Creek Comment
  JEPS42939  Fraxinus velutina Frank W. Peirson 1921-6-20 2459 Los Angeles West Fork San Gabriel River San Gabriel Mountains 457 Comment
  RSA426875  Fremontodendron californicum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UC1122066  Fremontodendron californicum H. A. Jensen 1933-6-1 320 Los Angeles Angeles National Forest, Rock Creek, Quadrangle Rock Creek Rock Creek; Angeles National Forest, Rock Creek 1706 Comment
  RSA17058  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  RSA426878  Fremontodendron californicum subsp. californicum G. R. Johnstone, W. B. McDougal 1930-2-9 s.n. Los Angeles Near Buckhart [Burkhart?] Ranch, Little Rock. N. Foothills San Gabriel Mts. 1220 Comment
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Aug 12 2014
  POM308321  Fremontodendron mexicanum H. J. Ramsey 1937-7-12 3062 Los Angeles Altadena, dry mesa. Comment
  SFV2818  Funastrum cynanchoides var. hartwegii K. A. Wilson 1961-4-20 1146 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  HSC19779  Galium angustifolium subsp. angustifolium C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  POM367660  Galium angustifolium subsp. angustifolium M. B. Dunkle 1932-5-28 2974 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA578516  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-6-23 8067 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. ([TRS] projected from section 14) 1463 Comment
  POM49898  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Cascade Canyon on West end of Ontario Peak. 1524 Comment
  RSA0082899  Galium aparine R. G. Swinney 2010-5-7 12586 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR220036  Galium aparine R. G. Swinney 2009-4-24 10501 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCD121663  Galium aparine Gary D. Cromwell; David W. Wheat 1971-4-30 585 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. 426 Comment
  CAS-BOT-BC217457  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-6 371 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  RSA678815  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -b Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  RSA678818  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1294 Los Angeles Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  UC1584881  Galium jepsonii Tim Ross and Steve Boyd 1991-7-24 5596 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  SD92960  Galium nuttallii subsp. nuttallii W. Bertsch 1954-4-19 475 Los Angeles Little Dalton Canyon 366 Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  IRVC27794  Galium porrigens A. C. Sanders 2005-5-11 30154 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UCR192920  Galium porrigens Dan S. Cooper 2008-6-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Coolidge Canyon, SE corner of Griffith Park, Los Angeles 250 Comment
  UCR281357  Galium porrigens R. G. Swinney 2014-5-21 16634 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
  RSA188129  Gamochaeta ustulata R. F. Thorne 1966-4-28 36250 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  CAS-BOT-BC186348  Garrya flavescens Tim Ross 1990-8-17 3156 Los Angeles San Gabriel Mtns: Icy Springs in upper Big Rock Creek 1764 Comment
  RSA392386  Garrya flavescens var. pallida Bonnie C. Templeton 1936-4-14 5639 Los Angeles North of Strawberry Peak. Comment
  OBI14150  Garrya veatchii Louis C. Wheeler 1932-5-28 792 Los Angeles Hogback, San Antonio Cyn, San Gabriel Mts 1128 Comment
  UCR202704  Gayophytum R. G. Swinney 2001-8-18 8056 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR271225  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14981 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UC519957  Gayophytum oligospermum Louis Wheeler 1932-7-2 914 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  RSA230740  Geranium californicum Robert F. Thorne, M. Z. Thorne 1969-7-9 38533 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  RSA442303  Geranium pusillum Anstruther Davidson 2874 Los Angeles Sawtelle, Comment
  RSA587751  Gilia T. S. Ross 1991-4-27 4624 -a Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SEINET3360591 Image available Gilia achilleifolia J. Craig 1929-6-8 406 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  CDA40050  Gilia achilleifolia subsp. multicaulis T. C. Fuller 1962-4-1 8177 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  CHSC3670  Gilia angelensis Mary MacArthur 1966-6-4 39 Los Angeles 5 ft from river bed. 1524 Comment
  RSA172304  Gilia angelensis R. F. Thorne, James Henrickson 1963-5-5 32299 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA252985  Gilia brecciarum subsp. brecciarum R. F. Thorne 1973-4-20 43053 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  UCD117652  Gilia capitata Garm Beall 1997-5-9 22 Los Angeles Mulhollad Highway, 1 mile east of Malibu Canyon Road. Comment
  RSA225980  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39742 Los Angeles Fish Canyon. 305 Comment
  UCR191198  Gilia diegensis R. G. Swinney 1999-7-5 7530 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  SEINET3360605 Image available Gilia gilioides J. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  CAS-BOT-BC226315  Gilia latiflora subsp. davyi Timothy S. Ross; Steve Boyd 1994-5-25 7882 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA0034448  Gilia latiflora subsp. davyi B. C. Templeton, I. W. Clokey 1930-4-8 1032 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  UCR52298  Gilia latiflora subsp. latiflora A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 1988 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA728337  Gilia latiflora subsp. latiflora Gary D. Wallace 1982-4-17 1907 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  CAS-BOT-BC402099  Gilia leptantha subsp. transversa Robert F. Thorne; C. W. Tilforth; J. Dourley; R. Scogin 1972-8-11 42226 Los Angeles San Gabriel Mts., Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station 2133 Comment
  SBBG98417  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5275 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 304 Comment
  UC1587749  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles westerly fork Near-Death Canyon San Clemente Island, westerly fork Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'] San Clemente Is) 304 Comment
  RSA0113430  Gilia ochroleuca subsp. bizonata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7533 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SD114220  Gilia ochroleuca subsp. bizonata Darley F. Howe 1947-5-6 1564 Los Angeles North face of San Gabriel Mountains. 1676 Comment
  UCR193162  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-14 6437 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
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May 3 2012
  CAS-BOT-BC402021  Gilia ochroleuca subsp. bizonata Verne Grant; Alva Grant 1952-4-21 17555 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass rd. 1066 Comment
  RSA469636  Gilia sinuata Christopher Davidson 1973-4-7 1906 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  SEINET10920417  Ginkgo biloba Heidi H. Schmidt 1999-10-14 Schmidt 3851 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCD126380  Githopsis diffusa Scott D. White; Justin M. Wood 2009-5-6 12656 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA507517  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UCR204863  Gnaphalium californicum R. G. Swinney 2006-6-18 8538 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR206525  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA670301  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31185 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  POM358815  Gnaphalium chilense F. R. Fosberg 1930-7-3 3022 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  POM358818  Gnaphalium chilense Anstruther Davidson 1889-09 S.N. Los Angeles Foothill L.A. Comment
  RSA3581  Gnaphalium palustre C. B. Wolf 1932-5-12 3598 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  UCR259353  Gnaphalium palustre R. G. Swinney 2010-9-7 13681 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC108971  Goodmania luteola Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster. Comment
  RSA728295  Grayia Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1956 Los Angeles Fort Tejon Road Comment
  RSA339712  Grayia spinosa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55011 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  CAS-BOT-BC305264  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  UC421582  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles near UCLA (on Berendo Street); Los Angeles Comment
  UC447142  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles vacant lots at Bonnie Brae and Beverley; Los Angeles Comment
  UC1211095  Guillenia lasiophylla Huron H. Smith 1912-5-31 5062 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  UCR145822  Gutierrezia microcephala June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  SBBG128125  Hazardia squarrosa M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Raray 2011-7-8 19 Los Angeles Deer Valley Trail 23 Comment
  CAS-BOT-BC307283  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles Near Pasadena, San Gabriel Mts. Comment
  RSA730285  Helenium bigelovii R. G. Swinney 1998-8-1 6627 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR108432  Helenium puberulum L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  LA94382  Helianthemum scoparium James Lauter; 1953-5-7 sn Los Angeles Santa Monica Mountains, 1.1 mi and 1 block W Los Angeles, Beverly Glen and Mulholland Dr Comment
  RSA702192  Helianthemum scoparium Scott D. White, Pam DeVries 2004-6-14 10486 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CHSC99846  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verudgo Mountains region: Northwest side. Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  SEINET13383995 Image available Helianthus annuus R. G. Swinney 2010-1 12322 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  SFV3972  Helianthus annuus R. L. Armacost 1954-11-22 583 Los Angeles Santa Monica. Comment
  POM279065  Helianthus annuus subsp. lenticularis R. F. Thorne, C. W. Tilforth 1971-4-9 41531 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  JEPS30516  Helianthus gracilentus Peter H. Raven and Henry J. Thompson 1959-10-18 14683 Los Angeles along Decker Road 1.8 mi s Mulholland; Santa Monica Mountains 487 Comment
  SBBG32389  Helianthus gracilentus C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 1.2 mi N of jct with Bouquet Cyn Rd Comment
  CATA1951  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles Santa Catalina Island: Mouth of Cottonwood Canyon 2 Comment
  CAS-BOT-BC305879  Helminthotheca echioides Peter H. Raven 1960-5-31 15469 Los Angeles Campus of the University of California, Los Angeles, Santa Monica Mountains 106 Comment
  RSA661089  Hemizonia clementina Orlando Mistretta 1992-4-5 201 Los Angeles Guds, San Clemente Island. Comment
  SEINET3096353 Image available Hesperocnide tenella Art Whistler 1967-4-23 8 Los Angeles Last curve New Topanga Canyon Road, San Fernando Valley Comment
  RSA507519  Hesperocnide tenella Louis C. Wheeler 1967-3-3 9168 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA683143  Hesperocnide tenella LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 966 Los Angeles 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 Mortorway) Basically a triangle. 549 Comment
  LA22796  Hesperoyucca whipplei Carl Epling; J. A. Ewan June 1933 sn Los Angeles near Alberhill, Temescal Canyon Comment
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Mar 9 2015
  CHSC95458  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  RSA0104907  Heteromeles arbutifolia R. G. Swinney 2011-10-18 15841 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  SBBG13790  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62533 Los Angeles 0.75 mi E of Middle Ranch, main rd in Middle Ranch Cyn Comment
  CAS-BOT-BC318865  Heterotheca grandiflora John H. Thomas 1957-2-14 6486 Los Angeles North of Eagle Rock about 3-4 miles east of Pasadena 304 Comment
  CAS-BOT-BC318873  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont Comment
  CATA350  Heterotheca grandiflora Mark L. Hoefs 1973-7-20 394 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  UC32761  Heterotheca grandiflora Dr. Vogt 1897-1-1 71 Los Angeles Antelope Valley Comment
  RSA0074410  Heterotheca grandiflora F. L. Robinson 1921-4-15 31 Los Angeles Claremont. 365 Comment
  RSA0074442  Heterotheca grandiflora Timothy S. Ross 1991-2-23 4099 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  SBBG63128  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  CHSC85560  Heterotheca sessiliflora subsp. fastigiata John Dittes 2003-12-27 860 B Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  UC894735  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  JEPS20386  Heterotheca subaxillaris subsp. latifolia Ethel Rockwell 1932-9-23 Los Angeles San Gabriel Comment
  RSA0066355  Heuchera abramsii F. R. Fosberg, Mildred E. Mathias 1931-6-23 S- 5307 Los Angeles Summit of Mt. San Antonio. 3030 Comment
  UCD170561  Heuchera caespitosa R. G. Swinney 1998-7-28 6517 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1366 Comment
  CAS-BOT-BC123614  Heuchera elegans LeRoy Abrams 1901-7-10 1903 Los Angeles Martin's Camp, Mt. Wilson Comment
  RSA0076554  Heuchera elegans R. F. Thorne 1971-8-25 41284 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA657436  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30891 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  POM147540  Hordeum intercedens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UCR186769  Hordeum marinum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32088 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CATA1054  Hordeum murinum Mark L. Hoefs 1995-5-10 1987 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA716645  Hordeum murinum Andrea Edwards, Pam De Vries 2005-3-29 50 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG12192  Hordeum murinum P. H. Raven 1962-4-9 17138 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR216752  Hordeum murinum R. G. Swinney 2009-2-20 10015 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR259266  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  CATA720  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-5-18 1227 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA706633  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-25 02 -274 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd. 400 Comment
  SD69505  Hordeum murinum subsp. leporinum Robert F. Thorne 1966-4-4 35777 Los Angeles Santa Catalina Island: Blue Cavern Point, NE of Isthmus Cove 29 Comment
  UC10310  Hornungia procumbens A. Davidson 1893-5-11 Los Angeles Del Sur Comment
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Jan 26 2011
  RSA0047398  Hosackia crassifolia var. crassifolia Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  UCR190119  Hulsea vestita R. G. Swinney 1998-8-27 6803 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, above Coldwater Canyon 2652 Comment
  RSA598300  Hydrocotyle verticillata L. C. Wheeler 1947-5-11 6482 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, between casino and coach house. Comment
  UCR102376  Hyparrhenia hirta L. C. Wheeler 1947-6-15 6527 Los Angeles San Gabriel Mtns. Foothills, Altadena; Canyon Crest Drive and Lincoln Ave 396 Comment
  RSA0096428  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA495078  Hypochaeris glabra A. C. Sanders 1988-5-18 7823 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  CDA5570  Ipomoea mutabilis T. C. Fuller 1963-4-25 10301 Los Angeles North of highway bridge over creek, Pacific Coast Highway (101 Alt.) mouth of Topanga Canyon. 0 Comment
  UCR95476  Isopyrum occidentale Steve Boyd, M. Wall 1996-4-4 8544 Los Angeles Transverse Range; Liebre Mtns., Angeles National Forest; lower Ruby Canyon, along Ruby Canyon Road c. 0.85 mi east of the junction with Lake Hughes Road, upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the NW base of Red Mountain 610 Comment
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Sep 26 2006
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  LA31662  Jaumea carnosa Peter H. Raven; Henry J. Thompson 1959-9-6 14363 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 1 Comment
  CATA3211  Jepsonia malvifolia Julie L. King 2016-11-29 30 Los Angeles Santa Catalina Island: West side of Empire Landing Rd., about 250 meters by road from NW junction with Quarry Haul Rd. 118 Comment
  JEPS99426  Jepsonia malvifolia D. H. Wilken with E. Painter 1997-12-2 15394 Los Angeles n branch of Eagle Canyon, San Clemente Island 260 Comment
  RSA639133  Jepsonia malvifolia R. F. Thorne, Doug Propst 1967-10-27 37415 Los Angeles Santa Catalina Island: Fisherman's Cove, Isthmus. Near Blue Cavern Point north of Marine Laboratory. 30 Comment
  UC1370281  Jepsonia malvifolia R. Ornduff 1961-12-26 5096 Los Angeles near Avalon; Catalina Island, Pebble Beach Canyon Comment
  UCD110252  Juglans californica Marc Meyer 1993-3-20 12 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR217689  Juglans californica A. C. Sanders, Dan S. Cooper 2010-8-5 38562 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR259383  Juglans californica R. G. Swinney 2010-4-20 12280 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  LA35977  Juglans californica var. californica Peter H. Raven; Henry J. Thompson 1959-9-27 14545 Los Angeles Santa Monica Mountains, Mulholland Hwy near Decker Road 609 Comment
  SD112815  Juglans californica var. californica Darley F. Howe 1947-3-22 1518 Los Angeles Topango Canyon, 2.0 mile from coast. Comment
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May 22 2014
  RSA787274  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles 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 69 Comment
  UCR220092  Juglans nigra Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7296 Los Angeles Los Angeles Basin, Whittier Narrows Dam Recreation Area,west of Rosemead Blvd, just west of archery range, 0.8 mi southwest of Rosemead Blvd Bridge over Pomona Fwy 63 Comment
  SD85159  Juncus acutus E. R. Blakely 1961-9-24 4784 Los Angeles Dry stream of Little Springs Canyon, Santa Catalina Island. Along a dry rocky stream bed. 14 Comment
  POM243850  Juncus balticus subsp. ater F. R. Fosberg, Joseph A. Ewan 1931-8-13 s 5539 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 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
  RSA755826  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  UC212767  Juncus macrophyllus Ivan Johnston 1916-10-15 Los Angeles Evy Canyon; stream Comment
  UC1595240  Juncus rugulosus Tim Ross, Peter Fritsch 1990-6-20 3593 Los Angeles near the confluence of the East and West Forks of the San Gabriel River (mouth of Burro Canyon, San Gabriel Mountains); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA368079B  Juncus rugulosus Anstruther Davidson 1923-09 s.n. Los Angeles Los Angeles River, Griffith Park. Comment
  RSA756157  Juncus xiphioides R. G. Swinney 2008-7-13 9189 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCR117558  Juncus xiphioides A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23274 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  RSA604999  Juncus xiphioides L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  RSA577285  Juniperus californica Orlando Mistretta 1994-7-20 1434 Los Angeles Big Rock Creek, Sycamore Flat Campground 1305 Comment
  UCR177296  Juniperus californica LeRoy Gross 2005-5-3 2244 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SEINET7047916  Juniperus californica Steven R. Hill, Kate Kramer 2001-4-22 33365 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek. Elevation about 2800 feet. Comment
  UCD133797  Juniperus occidentalis T. I. Storer 1923-3-19 342 Los Angeles Near Fairmont. Comment
  LA209263  Keckiella cordifolia R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  POM156205  Keckiella cordifolia L. R. Abrams 1902-6-15 2545 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SFV21122  Keckiella cordifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1060 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. East side of canyon near above coordinates. 307 Comment
  SEINET12269346  Keckiella ternata M. T. Doutt 1931-1 639 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  RSA400477  Keckiella ternata subsp. ternata M. B. Dunkle 1933-7-11 3643 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA79749  Keckiella ternata subsp. ternata F. W. Peirson 1918-8-6 263 Los Angeles Martins Camp, Mt. Wilson, San Gabriel Mountains. 1677 Comment
  CAS-BOT-BC238332  Keckiella ternata var. septentrionalis A. D. E. Elmer 1902-6-1 3597 Los Angeles Acton, Mt. Gleason Comment
  POM123187  Kochia californica Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  RSA656838  Koeleria macrantha Valerie L. Soza, Leland Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  CAS-BOT-BC271339  Koeleria pyramidata Le Roy Abrams 1901-4-1 1332 Los Angeles Chatsworth Park Comment
  SEINET6653598 Image available Krascheninnikovia lanata D. Mummert 1968-1 31 Los Angeles 1/4 mile south of Hwy 138 914 Comment
  UCR281175  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA118798  Lactuca serriola S. Carlquist 1958-8-30 617 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  SEINET6050464  Lactuca serriola Unknown 1996-9-24 8952 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC340758  Laennecia coulteri Steven A. Junak 1996-9-28 SCI- 670 Los Angeles San Clemente Island: Central portion of mesa, along W side of San Clemente Ridge Road, 1.3 miles N of intersection with road to Eel Point 243 Comment
  RSA536043  Lamarckia aurea Timothy S. Ross 1991-5-21 5419 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  RSA623828  Lamarckia aurea T. Gertrude Williamson 1935-4-10 1545 Los Angeles Claremont. Comment
  SEINET10598988  Lamarckia aurea Marcus E. Jones 1882-5-1 Jones 3214 Los Angeles Comment
  RSA624577  Lamium amplexicaule Louis C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon, approximate forest service boundary. Comment
  UCR59233  Lampranthus tenuifolius A. C. Sanders 1988-2-18 7689 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR99447  Lantana montevidensis L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  RSA392795  Lastarriaea coriacea Blanche Trask 1901-03 1450 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC338117  Lasthenia californica LeRoy Abrams 1903-3-14 3134 Los Angeles San Pedro hills near Rocky Pt. Comment
  UC1871168  Lasthenia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4913 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR153576  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2005-4-26 29714 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR270062  Lasthenia gracilis R. G. Swinney 2011-4-20 14449 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA527753  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4322 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SEINET5327272  Lathyrus laetiflorus I. W. Clokey, E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  SEINET4044580  Lathyrus vestitus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UC1211098  Lathyrus vestitus var. alefeldii Huron H. Smith 1912-5-29 5030 Los Angeles trail to Summit Santa Catalina Island 365 Comment
  RSA406611  Lathyrus vestitus var. vestitus Anstruther Davidson 1930-1 s.n. Los Angeles Pacoima Canyon Comment
  UCD106565  Lathyrus vestitus var. vestitus Daryl Koutnik; John Cuti 1978-4-12 342 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  UC284750  Lathyrus vestitus var. vestitus P. A. Munz 1923-4-10 6736 Los Angeles s of Lemon Tank (w coast San Clemente Island); San Clemente Island Comment
  RSA239455  Lavatera assurgentiflora subsp. assurgentiflora E. R. Blakley 1963-12-8 6414 Los Angeles San Clemente Island, south end of mesa and just under northwest edge of new air strip, about 150 ft north of West Cove 23 Comment
  UCR46129  Layia glandulosa Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  SBBG95244  Layia platyglossa M. B. Dunkle 1928-4-10 1834 Los Angeles Johnson's Cyn 243 Comment
  SD86312  Layia platyglossa subsp. campestris R. Mitchel Beauchamp, M. Douglas 1972-3-24 3249 Los Angeles On grassy slope above Pyramid Cove, San Clemente Island 149 Comment
  POM4060  Lepechinia fragrans I. M. Johnston 1918-7-22 2104 Los Angeles San Antonio Mountains, Cucamonga Canyon. 915 Comment
  RSA0003912  Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Head of Ruby Canyon on northern flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons. 305 Comment
  RSA550033  Lepidium fremontii W. Wisura, E. Roeder 1992-4-21 4691 Los Angeles 2.3mi. W of Hwy 138 on fort Tejon Rd. Comment
  SFV9386  Lepidium lasiocarpum M. L. Vincent, L. Swade 1964-4-2 486 A Los Angeles San Gabriel Mountains 0.5 miles south of Valyermo Road on Pallett Road. 1110 Comment
  RSA534122  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5085 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  CAS-BOT-BC89702  Lepidium latifolium Scott D. White; Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin. Whittier Narrows Dam Country Recreation Area. San Gabriel River floodplain. 70 Comment
  RSA736337  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  LA200913  Lepidium latipes var. latipes Carl Wishner; 1989-4-12 1579 1 Los Angeles Simi Hills, Cheeseboro Canyon, 0.125 mi NE of US 101 at Cheeseboro Canyon Rd 289 Comment
  RSA203065  Lepidium nitidum James Henrickson 1966-4-16 2259 Los Angeles Los Angeles Co., California; 14 miles east of Gorman along hwy 138 Comment
  RSA0022646  Lepidium nitidum var. nitidum Justin M. Wood 2012-3-20 4649 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
  UCR223590  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA678209  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1135 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  POM21355  Lepidospartum squamatum Fordyce Grinnell Jr 1917-8-19 s.n. Los Angeles Paicoma Wash near San Fernando Comment
  UC1069785 Image available Lepidospartum squamatum G. E. Sindel 1935-1-21 123 Los Angeles 1 mi e of Manzana; Tejon Quadrangle Comment
  UC1536032  Lepidospartum squamatum Robert F. Thorne, M. Z. Thorne 1966-11-1 41377 Los Angeles near Mt. Baldy Village San Antonio Canyon; San Gabriel Mts-Angeles National Forest Comment
  SEINET7042285  Lepidospartum squamatum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  UCR11987  Leptochloa filiformis Anonymous 1966-1 s.n. Los Angeles Los Angeles, 615 S Bundy Road Comment
  SEINET7288806  Leptodactylon californicum Bonnie C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, North of Beverly Hills, Santa Monica Mountians 200 Comment
  SFV21436  Leptodactylon californicum subsp. glandulosum L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 50 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 806 Comment
  RSA73036  Leptosiphon breviculus F. W. Peirson 1921-6-19 937 Los Angeles North Fork of San Gabriel River. 1646 Comment
  UCSB32970  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mts.; Table Mtn. Campground; N of Big Pines 2220 Comment
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Aug 20 2013
  POM78916  Leptosiphon liniflorus I. M. Johnston 1925-7-8 5289 Los Angeles Cow Canyon-San Antonio Canyon Divide 1432 Comment
  SJSU1846  Leptosyne bigelovii C. W. Sharsmith 1957-4-13 6375 Los Angeles 1 mi S of Gorman, northwestern Los Angeles County 1066 Comment
  SJSU13581  Lessingia glandulifera C. W. Sharsmith 1943-9-10 4584 Los Angeles near Llano, W Mojave Desert Comment
  JEPS22873  Lessingia glandulifera var. glandulifera Rimo Bacigalupi with Reino Alava 1958-7-21 6449 Los Angeles at Chilao Flat (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1615 Comment
  SBBG63086  Lessingia glandulifera var. glandulifera unknown 1928-8-26 Los Angeles Big Tujunga Wash Comment
  UCR223180  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-7-22 11312 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SFV21451  Leymus condensatus L. Gross, V. Soza, S. Tessel 2001-6-4 399 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Side draw north of Ledge Ave. 274 Comment
  RSA641434  Leymus triticoides L. C. Wheeler 1967-7-23 10166 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  UCR149807  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCSB50282  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  RSA547442  Lilium humboldtii subsp. ocellatum Timothy S. Ross 1992-5-17 6373 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  RSA9159  Lilium humboldtii subsp. ocellatum Fay A. MacFadden 1931-5-28 2951 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA468560  Linanthus androsaceus subsp. luteolus H. L. Bauer 1932-5-1 15358 Los Angeles L. Sherwood Santa Monica Mts. Comment
  JEPS58201  Linanthus aureus Frank W. Peirson 1919-3-30 343 Los Angeles Big Tujunga Canyon San Gabriel Mountains 426 Comment
  RSA0091726  Linanthus aureus subsp. aureus R. G. Swinney 2011-4-20 14439 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA0073595  Linanthus bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2059 Los Angeles Transverse Ranges: San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  UCR191523  Linanthus breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC123852  Linanthus breviculus subsp. royalis LeRoy Abrams; Ernest Alexander McGregor 1908-7-5 642 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  SD39827  Linanthus californicus Edith A. Purer 1931-5-8 2062 B Los Angeles Griffith Park Comment
  RSA468432  Linanthus californicus subsp. glandulosus James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  CATA190  Linanthus dianthiflorus Mark L. Hoefs, A. Douglas Propst 1973-4-6 159 Los Angeles Santa Catalina Island: Middle of Cape Canyon, north exposure 304 Comment
  UC880339  Linanthus dianthiflorus I. W. Clokey and E. G. Anderson 1931-3-11 5336 Los Angeles San Gabriel Canyon 900 Comment
  UC52364  Linanthus liniflorus H. M. Hall 1902-5-3 Los Angeles near Elizabeth Lake Comment
  RSA0030713  Linanthus parryae Pam De Vries 2014-3-25 7871 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  UCR192552  Linanthus parryae T. B. Salvato 2008-4-25 3342 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  UC23763  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2483 Los Angeles Manzana Antelope Valley Comment
  UC908616  Linanthus parviflorus Herbert L. Mason 1926-4-26 2965 Los Angeles Mint Canyon Road, summit of 1st grade Comment
  SBBG17751  Linanthus pygmaeus subsp. pygmaeus P. H. Raven 1962-5-9 17692 Los Angeles just N of Gray 487 Comment
  SBBG122673  Linaria maroccana S. L. Crockett 1997-2-19 63 Los Angeles 0.3 mi NE of Wrigley Botanical Garden (toward Avalon) on Avalon Cyn Rd, LA County Interpretive Center 91 Comment
  RSA0068088  Lindernia dubia Michael C. Long 2015-7-16 926 Los Angeles El Monte, Peck Road Water Conservation Park (County Park). Southwestern edge of broad peninsula, along South Lake, separating lakes into two sections. 87 Comment
  CAS-BOT-BC426267  Lithophragma affine Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Los Angeles County Comment
  POM243841  Lithophragma affine subsp. mixtum F. R. Fosberg 1931-4-13 S 4581 Los Angeles Santa Catalina Island. Head of Pebble [Pebbly] Beach Canyon rt. fork, Renton Mine Road. 290 Comment
  SBBG119064  Lobelia dunnii S. D. White 2004-7-28 10658 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  RSA584346  Loeflingia squarrosa subsp. squarrosa Timothy S. Ross 1994-5-1 7596 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  JEPS69138  Loeseliastrum matthewsii Frank W. Peirson 1919-6-15 468 Los Angeles Rock Creek Canyon San Gabriel Mts., Rock Creek Canyon 1249 Comment
  RSA680165  Loeseliastrum matthewsii Scott D. White 2003-6-8 9519 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SD111950  Loeseliastrum matthewsii Barbara Ertter, Jeffrey Strachan 1980-5-18 3444 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) I(c) mile north of Angeles National Forest, ca 1.5 miles southeast of Valyermo, south side of San Gabriel Mts. 1219 Comment
  UC625089  Logfia filaginoides F. R. Fosberg 1931-3-25 S 4366 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 60 Comment
  RSA0112061  Lolium Steven A. Junak 2000-5-6 SCa- 1266 Los Angeles Santa Catalina Island. Small reservoir, along S side of Upper Empire Quarry Road, 0.8 mi. W of intersection w/road to Empire Landing housing. 97 Comment
  RSA600841  Lolium multiflorum L. C. Wheeler 1967-5-13 9542 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA682614  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA667963  Lomatium dasycarpum Peter J. Mehringer 1958-3-8 s.n. Los Angeles Decker Canyon Road, near Mulholland Dr., Santa Monica Mountains. 366 Comment
  UC173375  Lomatium dasycarpum subsp. dasycarpum Katharine Brandegee Los Angeles Saugus Comment
  SBBG59688  Lomatium dissectum var. multifidum R. Hoffmann 1931-4-5 Los Angeles north Bouquet Cyn Comment
  RSA0080963  Lomatium nevadense R. G. Swinney 2010-6-1 13100 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SBBG59785  Lomatium nevadense R. Hoffmann 1930-4-10 Los Angeles between Lancaster and Del Sur, near highway Comment
  UCR239036  Lomatium nevadense var. parishii Anuja Parikh, Nathan Gale 2010-6-1 3241 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.9 km southwest of California Aqueduct, under power lines 1070 Comment
  SD215375  Lomatium utriculatum Louid C. Wheeler 1969-5-3 Los Angeles San Gabriel Mountains: Bluebird Truck Trail 715 Comment
  UC566815  Lomatium utriculatum H. L. Mason 1926-4-26 2980 Los Angeles summit Mint Canyon Comment
  RSA592022  Lonicera Mark Hoefs, D. Propst 1973-3-14 107 Los Angeles Santa Catalina Island: Moonstone canyon, east of Whites Landing; open canyon bottom 61 Comment
  SBBG128347  Lonicera hispidula M. L. Hoefs, R. Given 1991-6-12 1386 Los Angeles near jct of rd between Middle Cyn and Bulrush and rd to Camp Cactus 228 Comment
  CAS-BOT-BC240743  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-6-19 326 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SBBG69577  Lonicera interrupta R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UC1871165  Lonicera interrupta T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3975 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  RSA656861  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-24 31023 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
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  UCR270649  Lonicera subspicata var. denudata R. G. Swinney 2011-11-1 15959 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCSB33632  Lonicera subspicata var. denudata Miller, Brian 1960-2-20 Los Angeles Charlton Flats, San Gabriel Mountains 1828 Comment
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Oct 29 2014
  RSA350756  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  HSC98255  Lotus corniculatus C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA406920  Lotus dendroideus var. dendroideus M. B. Dunkle 1929-3-3 2056 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  RSA485844  Lotus dendroideus var. traskiae T. S. Elias, Orlando Mistretta 1988-2-10 10673 Los Angeles San Clemente Island: south of Wilson's Cove on northeast part of island Comment
  RSA406136  Lotus grandiflorus var. grandiflorus J. C. Marvin 1920-03 s.n. Los Angeles Santa Monica Range [?] Comment
  UCR275541  Lotus heermannii D. E. Bramlet 2011-8-26 4941 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  UCR155929  Lotus humistratus A. C. Sanders 2005-5-5 29890 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR159707  Lotus oblongifolius var. oblongifolius Orlando Mistretta, J. Mistretta 1992-9-22 818 Los Angeles Transverse Ranges, San Gabriel Mtns: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp 2102 Comment
  UC207654  Lotus salsuginosus R. L. Pendleton 1909-7-2 1375 Los Angeles road e of Avalon; Santa Catalina Island 9 Comment
  RSA591083  Lotus salsuginosus var. salsuginosus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10925 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA495075  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  UCR76416  Lotus scoparius subsp. scoparius T. S. Ross, Matthew Bell 1992-3-22 6052 Los Angeles Western Transverse Range; Santa Monica Mountains, west side of Yerba Buena Road c. 360 m NNW of intersection with Mullholand Hwy 488 Comment
  UC618234  Lotus scoparius var. brevialatus Alice M. Ottley 1920-5-3 589 Los Angeles side of Little Tujunga Wash 335 Comment
  UCR150872  Lotus strigosus R. G. Swinney 1998-4-14 5976 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
  UCR213242  Lotus strigosus Dan S. Cooper 2010-3-29 20100312- 19 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA498734  Lotus strigosus var. strigosus E. S. Spalding 1925-4-24 s.n. Los Angeles Turnbull Canyon. Comment
  POM49320  Lotus unifoliolatus L. W. Nuttall 1920-5-31 s.n. Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  UCR242038  Lotus wrangelianus Dan S. Cooper 2012-4-30 412- 4 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA442345  Lupinus Robert M. Perkins 1935-3-31 13 Los Angeles Playa del Rey. Comment
  RSA738048  Lupinus James W. Raymond 1960-3-20 s.n. Los Angeles Hansen Dam Comment
  SEINET12154338  Lupinus albifrons J. F. Bright, Wyman, C. 1931-1 5589 Los Angeles Manhattan Beach Comment
  UC1481364  Lupinus albifrons David B. Dunn 1957-4-2 RSA- 6450 -8292 Los Angeles Comment
  RSA406976  Lupinus albifrons var. eminens George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA726045  Lupinus andersonii R. G. Swinney 1997-6-25 5643 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
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May 3 2010
  SEINET10488490  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 7352 Comment
  SFV16093  Lupinus benthamii J. M. Kneitel, et al. 1995-4-15 27 Los Angeles San Gabriel Mountains Gorman, 0.5 miles east of Interstate Highway 5. 1220 Comment
  CATA372  Lupinus bicolor Mark L. Hoefs 1974-3-28 423 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 219 Comment
  RSA0110796  Lupinus bicolor R. G. Swinney 2011-4-28 14553 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  RSA488443  Lupinus bicolor Mark Hoefs 1973-3-14 111 Los Angeles Santa Catalina Island. Between Moonstone and White's Cove. 61 Comment
  RSA0042223  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2847 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach. 411 Comment
  SBBG98528  Lupinus bicolor T. Ross 1991-5-21 5387 Los Angeles upper E branch of Box Cyn, affected by recent burn Comment
  SFV5483  Lupinus bicolor J. H. Lane 1972-3-22 45 Los Angeles Pomona. Field at the east end of the Cal Poly campus. Comment
  CAS-BOT-BC8407  Lupinus bicolor subsp. marginatus David Baxter Dunn; Carl Clawson Epling 1946-4-19 2129 Los Angeles 0.9 mile S of the junction of Hwy 99 & 138 1066 Comment
  POM23931  Lupinus bicolor subsp. microphyllus George B. Grant 1905-4-7 s.n. Los Angeles Pasadena. Comment
  RSA177718  Lupinus bicolor subsp. microphyllus R. F. Thorne, P. C. Everett 1965-5-12 34608 Los Angeles Santa Catalina Island, Bullrush Canyon 243 Comment
  RSA669154  Lupinus bicolor subsp. microphyllus LeRoy Gross, Naomi Fraga 2002-4-4 505 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & 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. 606 Comment
  SFV13338  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  CATA1552  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2809 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 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
  CAS-BOT-BC205157  Lupinus elatus I. M. Johnston 1918-7-6 2086 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 1981 Comment
  UC284914  Lupinus elatus P. A. Munz 1923-8-31 7674 Los Angeles Swartout Valley; San Gabriel Mts., Swartout Valley 2560 Comment
  SBBG69071  Lupinus excubitus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SEINET10484025  Lupinus excubitus subsp. austromontanus August J. Breitung 1953-5-16 Breitung 15120 Los Angeles Glendora mt. Rd, san gabriel mts. Comment
  POM187623  Lupinus excubitus var. austromontanus J. Ewan 1930-5-17 5521 Los Angeles North rim of Pico Canyon, near Newhall. 610 Comment
  CAS-BOT-BC216544  Lupinus excubitus var. johnstonii L. R. Abrams 1913-7-18 5009 Los Angeles Russel's Lake Comment
  UC1713284  Lupinus formosus A. J. McClatchie 1893-3-26 15 Los Angeles near Pasadena; near Pasadena Comment
  UCSB3295  Lupinus formosus Kraebel, C. 1931-9-2 Los Angeles San Dimas new road grade Comment
  UCR274518  Lupinus formosus var. formosus Daisie Huang 2007-5-28 70528- 02 Los Angeles San Gabriel Mountains, Glendora Ridge Road 1330 Comment
  UCR86525  Lupinus guadalupensis T. S. Ross, Amy Kendall 1992-4-15 6193 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  LA52468  Lupinus hirsutissimus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR205103  Lupinus hirsutissimus R. G. Swinney 2008-4-11 8665 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  POM9530  Lupinus latifolius Philip A. Munz, R. D. Harwood 1920-5-17 3996 Los Angeles Topango [Topanga] Canon, Santa Monica Mtns 152 Comment
  RSA413834  Lupinus latifolius subsp. parishii F. R. Fosberg 1931-8-11 S 5498 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon. 1500 Comment
  RSA482507  Lupinus latifolius subsp. parishii Richard Noyes 1988-4-30 534 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  LA91414  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1972-3-16 14 Los Angeles Santa Monica Mountains, along fire road to Mountain Park Research Campus 548 Comment
  RSA229740  Lupinus longifolius Wesley O. Griesel 1961-5-19 s.n. Los Angeles State Hwy 2, La Canada Burn 609 Comment
  SEINET10485606  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA0096915  Lupinus microcarpus var. densiflorus T. S. Ross, J. Mark Porter 1995-5-4 8474 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  OBI48356  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  RSA755933  Lupinus microcarpus var. microcarpus Orlando Mistretta, Christine Mistretta 2008-4-9 2405 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  HSC24308  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles Dawson Saddle 2439 Comment
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Oct 4 2015
  UC1215273  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles Dawson Saddle; San Gabriel Mtns 2438 Comment
  RSA87422  Lupinus polyphyllus subsp. bernardinus F. W. Peirson 1923-5-21 3520 Los Angeles Fish Canyon, San Bernardino Mountains 686 Comment
  UC1129704  Lupinus sparsiflorus A. D. Gifford 1935-3-31 537 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  SFV15580  Lupinus sparsiflorus R. K. Stachelek 1992-4-4 3 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  UCR85815  Lupinus succulentus T. S. Ross 1991-4-8 4479 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  SEINET10489017  Lupinus succulentus David B. Dunn 1947-3-19 Dunn 2926 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Farther Back on the lot. Comment
  PASA1687  Lupinus truncatus Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA177715  Lupinus truncatus Robert F. Thorne, Percy C. Everett 1965-5-11 34580 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  RSA213431  Lupinus truncatus Reid V. Moran 1941-2-18 588 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  UCR272853  Luzula comosa R. G. Swinney 2011-7-29 15564 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC231612  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi. W Palmdale, Mohave [Mojave] Desert 762 Comment
  RSA184048  Lycium cooperi I. L. Wiggins 1966-4-15 20586 Los Angeles Desert wash immediately east of J. F. L. Motel, Pearlblossom. Mohave Desert. Comment
  RSA587512  Lycium cooperi Orlando Mistretta 1995-3-24 1559 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  UCD126612  Lycium cooperi T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mountains near Vincent. Comment
  UCR55757  Lycium cooperi J. A. Adams 1966-4-20 702 Los Angeles Mojave Desert, 7 mi below Valyermo 915 Comment
  CDA5784  Lycium ferocissimum David S. Verity 1978-9-12 Los Angeles Ballona Creek. 0 Comment
  SBBG131516  Lyonothamnus floribundus S. A. Junak 2000-5-19 SCa 1319 Los Angeles N-facing slope in cyn above Button Shell Beach 228 Comment
  SDSU9095  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-6-3 560 Los Angeles Growing of a few trees on the south side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  RSA582448  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8204 Los Angeles Santa Catalina Island. W end of the island, midway between Star Bay and Black Point. 280 Comment
  SDSU9098  Lyonothamnus floribundus subsp. floribundus D. F. Howe 1953-5-2 2269 Los Angeles Head of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  UCSB11250  Lyonothamnus floribundus subsp. floribundus Breedlove, Dennis 1961-9-23 Los Angeles S side of Cherry Canyon 1.5 mi from beach; Santa Catalina Island 243 Comment
  LA88349  Madia elegans O. H. Kappler; 1941-7-21 338 Los Angeles Santa Monica Mountains, Las Trancas Rattlesnake canyon 365 Comment
  RSA188373  Madia exigua R. F. Thorne, Percy C. Everett 1965-6-22 34909 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  SD28054  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island, West Side of 4th of July Cove 29 Comment
  RSA199191  Madia gracilis R. F. Thorne, D. Propst 1968-5-28 37648 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  UCR189885  Madia gracilis R. G. Swinney 1998-7-27 6501 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR213778  Madia gracilis Scott D. White, Justin M. Wood 2009-5-6 12648 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  POM362173  Madia gracilis B. C. Templeton 1933-5-16 5150 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2165 Comment
  CAS-BOT-BC230901  Malacothamnus davidsonii C. B. Wolf 1931-10-23 2496 Los Angeles Swartout Valley, 1/8 ,i. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC231881  Malacothamnus davidsonii A. Davidson 1907-1-1 s.n. Los Angeles San Fernando Wash Comment
  RSA0085347  Malacothamnus davidsonii R. G. Swinney 2010-5-4 12528 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  CAS-BOT-BC206213  Malacothamnus fasciculatus T. S. Brandegee 1888-4-1 s.n. Los Angeles Island of Santa Cruz Comment
  JEPS98622  Malacothamnus fasciculatus Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  RSA3902  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Santa Catalina Island, west side of Isthmus Harbor. 30 Comment
  RSA660998  Malacothamnus fasciculatus LeRoy Gross 2001-5-27 418 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek . 427 Comment
  SBBG128370  Malacothamnus fasciculatus M. L. Hoefs 1973-5-15 291 Los Angeles open field, above #7 & 8 holes of golf course, Avalon Cyn 76 Comment
  RSA667897  Malacothamnus fremontii Michael Denslow, V. Soza 2002-7-10 694 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  POM9683  Malacothamnus fremontii F. W. Peirson 1918-6-15 2672 Los Angeles Upper Mint Canon. [canyon] Comment
  RSA618729  Malacothamnus marrubioides Scott D. White, Sandy Leatherman 1998-5-19 6519 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA0091197  Malacothamnus orbiculatus Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA611608  Malacothrix clevelandii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon, north side of ridge north of Cascade Canyon. 1189 Comment
  CAS-BOT-BC345406  Malacothrix clevelandii Steve Boyd; Tim Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  POM82676  Malacothrix glabrata P. A. Munz 1925-4-23 9457 Los Angeles San Gabriel Canyon. 488 Comment
  RSA773532  Malacothrix glabrata R. G. Swinney 2009-4-29 10573 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA0069884  Malacothrix saxatilis R. G. Swinney 2010-2-27 11749 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  CAS-BOT-BC347913  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC347941  Malacothrix saxatilis var. tenuifolia Robert F. Thorne; P. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: mouth of Hamilton Canyon, NW of Avalon 7 Comment
  POM246429  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-3-31 4423 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA0103913  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-7-8 15495 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR232381  Malcolmia africana Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8007 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m east of Sierra Highway and 630 m north of Avenue F 703 Comment
  RSA786327  Malosma laurina K. Dobry 1991-6-27 791 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA787633  Malus pumila Jane Tirrell 2012-5-8 LS 0043 Los Angeles Highway cut, north side of California State Route 2 near mile marker 66.43 2231 Comment
  UCR127644  Malva parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25510 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  RSA434896  Malva parviflora Bette Wright 1942-4-24 s.n. Los Angeles Vacant lot in city, Glendale Comment
  SEINET3143270  Malvastrum fasciculatum var. fasciculatum W. Wheeler 1904-7-5 748 -6421 Los Angeles Covina Comment
  SD197818  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles San Gabriel Mountains: Caldwell Lake at Mile High, 0.4 miles west of junction of 204th Street East and Bip Pines Highway. 1561 Comment
  UCD107553  Marah horrida Daryl Koutnik; Bruce Holguin 1978-4-1 220 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 Comment
  RSA440966  Marah macrocarpa George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA0068438  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  CAS-BOT-BC348126  Matricaria discoidea LeRoy Abrams 1902-5-31 2487 Los Angeles Along streets, Inglewood Comment
  UCR246455  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08- 253 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  POM175349  Meconella denticulata E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  UC1922583  Meconella denticulata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1155 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  CAS-BOT-BC422745  Meconella denticulata Le Roy Abrams 1901-4-7 1411 Los Angeles Verdugo Hills Comment
  CHSC108514  Melaleuca quinquenervia R. E. Riefner Jr. 2007-3-10 07 -110 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at Salinas de San Pedro. 3 Comment
  SEINET4691486  Melaleuca quinquenervia R. E. Riefner Jr. 2007-1 07 -110 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at salinas de San Pedro 3 Comment
  CAS-BOT-BC281528  Melica imperfecta Ira L. Wiggins 1966-4-23 20639 Los Angeles E of 145 St E, between Palmdale Blvd and Avenue O, N of Pearblossom, Mojave Desert Comment
  CAS-BOT-BC281533  Melica imperfecta Peter H. Raven 1959-4-4 13960 Los Angeles Santa Monica Mts. Just E of Zuma Beach 30 Comment
  CHSC99676  Melica imperfecta LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Collected along road and nearby slopes. 695 Comment
  RSA0084869  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA735834  Melica imperfecta Scott D. White, Justin M. Wood 2008-5-6 11936 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  SEINET10599616  Melica stricta Joseph A. Ewan 1932-5-29 Ewan 7214 Los Angeles Local on gravelly trailside with Streptanthus amplexicaulis. Atrastre Canyon, San Gabriel Mts. Upper Sonoran Zone. 1372 Comment
  UC56939  Melilotus albus Ernest Braunton 1902-6-30 500 Los Angeles Gardena Comment
  POM348166  Melilotus albus B. E. Burch 1943-07 s.n. Los Angeles Palos Verdes Cliffs, Redondo Beach Comment
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA654341  Melilotus officinalis Valerie L. Soza, Laura Moore 2000-5-30 970 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  RSA127849  Mentha X piperita Peter H. Raven 1959-10-16 14653 Los Angeles Boquet Canyon, 2.4 miles N of Guard Station. Comment
  UCR101713  Mentzelia B. G. Pitzer 1998-5-23 3760 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  POM19076  Mentzelia congesta P. A. Munz 1923-5-25 6799 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  UCR146476  Mentzelia dispersa Orlando Mistretta 1992-6-12 559 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  RSA597049  Mentzelia laevicaulis Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3833 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCD117361  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA0092872  Mentzelia micrantha Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-7-16 SCa- 755 Los Angeles Santa Catalina Island: On ridge between Fourth of July Cove and Cherry Cove (Lions Head ridge). 31 Comment
  RSA642038  Mentzelia micrantha Orlando Mistretta 1993-6-28 904 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  RSA585152  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA599799  Mentzelia veatchiana Steve D. Boyd, Lauren Raz 1997-3-25 9291 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA402633  Mesembryanthemum nodiflorum Freda Detmers 1933-6-4 s.n. Los Angeles Watch horn Basin near San Pedro. Comment
  POM021787  Micropus californicus Fay A. MacFadden 1930-6-1 2176 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  CAS-BOT-BC348452  Micropus californicus var. californicus Geo. B. Grant April 21 s.n. Los Angeles Griffith Park., L.A. Comment
  IRVC26473  Microseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26143 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA0110202  Microseris lindleyi Richard G. Swinney 2011-5-16 14730 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
  UCR206417  Microseris lindleyi R. G. Swinney 2008-6-9 8959 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SEINET12155343  Mimosa N. F. Wright 1908-1 2343 Los Angeles Los Angeles, Elysian Park Comment
  RSA151198  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles on hot rocky wall near head of Twin Canyon, San Clemente Island 427 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
  RSA0120157  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-27 16674 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
  UC1602055  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2286 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
  LA200853  Mimulus brevipes Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA26276  Mimulus brevipes Reid V. Moran 1941-5-17 860 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  RSA0080650  Mimulus cardinalis R. G. Swinney 2010-5-29 13010 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA659874  Mimulus cardinalis Orlando Mistretta 1992-8-20 779 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 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
  RSA420679  Mimulus cardinalis Mary H. Ward 1970-6-18 LASCA- 931 Los Angeles Growing in dry wash below Devil's Gate Dam, southwestern Pasadena Comment
  RSA650614  Mimulus cardinalis R. S. Woglum 1937-7-17 832 Los Angeles Soldier Creek, North Fork San Gabriel River Canyon. Comment
  SFV16490  Mimulus cardinalis P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Cottonwood Canyon near waterfall. About 0.5 miles from beach. Comment
  RSA730255  Mimulus floribundus R. G. Swinney 1999-6-28 7449 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
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Nov 4 2010
  RSA799863  Mimulus floribundus Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 7 Los Angeles Glendora Ridge Road. 1288 Comment
  HSC90939  Mimulus fremontii var. fremontii D. M. Thompson 1988-4-9 870 Los Angeles N side of San Gabriel Mtns. 3.2 mi. S of Hwy. 138 along Largo Vista Rd. 1280 Comment
  RSA607206  Mimulus guttatus Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  RSA251414  Mimulus guttatus Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA80445  Mimulus guttatus F. W. Peirson 1920-4-25 2116 Los Angeles Verdugo Canyon 274 Comment
  RSA80448  Mimulus guttatus F. W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon, San Gabriel Mountains 991 Comment
  RSA80463  Mimulus guttatus F. W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  UCR189697  Mimulus johnstonii R. G. Swinney 1998-7-14 6459 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA0039732  Mimulus longiflorus Roxanne Smith 1991-5-12 26 Los Angeles Hills 0.6 mi. south-east of Golden Springs and DIamond Bar Blvd. Comment
  JEPS11361  Mimulus nasutus Frank W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  RSA0056578  Mimulus parishii Orlando Mistretta, Christine Mistretta 1995-5-2 1664 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  RSA430194A  Mimulus rubellus H. E. Hasse, Anstruther Davidson 1906-6-7 1490 Los Angeles Big Rock Creek. Fenner - Mine Road. Comment
  RSA0080166  Mimulus rubellus Orlando Mistretta 1992-5-25 445 Los Angeles San Gabriel Mtns; Fenner Canyon Conservation Camp. Comment
  POM123159  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA727731  Minuartia douglasii R. G. Swinney 1998-5-16 6090 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  UCR223269  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  CATA1936  Mirabilis laevis M. B. Dunkle 1928-2-12 1704 Los Angeles Santa Catalina Island: Salta Verde 0 Comment
  SBBG69800  Mirabilis laevis var. crassifolia R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  SD262319  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-8 16454 Los Angeles San Gabriel Mountains; near Lang, 50-100 meters SW of Soledad Canyon Rd at a curve, Santa Clara Wash and Bee Cyn confluence (Agua Dulce 7.5'Q) 537 Comment
  UC1584108  Mirabilis laevis var. crassifolia Tim Ross 1991-2-23 4103 Los Angeles ca 1/5 air mi wnw of Turnbull Canyon Rd x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills) 295 Comment
  RSA0027978  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-4-30 2572 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC1136579  Mirabilis laevis var. crassifolia P. L. Johannsen 1934-2-19 295 Los Angeles Boquet Canyon 457 Comment
  RSA587329  Mirabilis laevis var. villosa Orlando Mistretta 1992-5-4 228 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC284651  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Little Baldy, type station San Antonio Mountains 2895 Comment
  RSA96406  Monardella australis subsp. cinerea E. K. Balls 1954-9-4 19786 Los Angeles Trail from ski lift to Badly Summit Comment
  UCR206419  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA732943  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles East end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  CHSC103791  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles W Mojave Desert: Ner Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA232260  Monardella exilis James Henrickson 1971-5-2 5539 Los Angeles 15 miles E of Palmdale, S slope of Lovejoy Buttes. 854 Comment
  SBBG71986  Monardella exilis Anstruther Davidson -May-1893 Los Angeles Lancaster Comment
  CAS-BOT-BC221701  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin; Adam Clause 2008-5-30 5972 Los Angeles Transverse Ranges: Santa Monica Mtns: Santa Ynez Cyn, ca. 300m N of Verde De La Montura Rd. Comment
  SFV21881  Monardella lanceolata L. L. Zung 2011-5-17 7 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA508661  Monardella lanceolata var. lanceolata Gordon Pilone, Mark Parratt 1962-6-24 508 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  UCR261540  Montia perfoliata R. G. Swinney 2010-2-27 11704 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  CAS-BOT-BC109001  Mucronea californica Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Cajon Pass. Comment
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Nov 5 2018
  UCD170275  Mucronea perfoliata R. G. Swinney 2005-5-14 8233 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street). 1091 Comment
  RSA0022981  Muhlenbergia californica Duncan S. Bell, Caitlin Elam 2013-8-1 5570 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCR190117  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles San Gabriel Mtns., Cow Canyon, upper NE fork, north of Cow Canyon Rd., c. 0.7 mi. NW of Cow Canyon Saddle 1402 Comment
  UCR194586  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  UCR270027  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 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
  CATA766  Muhlenbergia microsperma Mark L. Hoefs 1991-5-28 1306 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  LA9631  Muhlenbergia microsperma LeRoy Abrams; 1903-3-8 3111 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA403578  Muhlenbergia microsperma Robert M. Perkins 1936-4-20 131 Los Angeles Road to Malibu Lake. Comment
  SBBG117008  Muhlenbergia microsperma S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1523 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  UCD86848  Muhlenbergia microsperma Joseph Andorfer Ewan 1932-3-5 7027 Los Angeles Santa Monica Mts. Mandeville Canyon rim. Upper Sonoran Zone. 365 Comment
  RSA403575  Muhlenbergia microsperma Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA0022263  Muhlenbergia richardsonis Duncan S. Bell, Caitlin Elam 2013-8-1 5569 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  RSA0127004  Muilla maritima Louis C. Wheeler 1967-7-15 10046 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  RSA461903  Myrica californica Unspecified 1891-03 s.n. Los Angeles Rustic Canyon, near Santa Monica. Comment
  UCR205579  Nama californica R. G. Swinney 2008-5-12 8835 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  CHSC95455  Nassella cernua LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 494 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Sunny southwest facing gentle slope, near the main ridgetop south of Morning Glow. 412 Comment
  SBBG56993  Nassella cernua M. N. Ackley -Mar-1924 48 Los Angeles Eagle Rock 304 Comment
  CAS-BOT-BC259915  Nassella lepida Peter H. Raven; Robert F. Thorne 1964-5-7 19030 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA654581  Nassella lepida Ron Martinolich 1991-5-14 76 Los Angeles Los Angeles, Muholland Drive, 1.7 mi. west of intersection with Encino Hills Dr. Comment
  RSA717420  Nassella lepida Gary Kovnat, LeRoy Gross 2003-2-2 8 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  SEINET257492  Nassella pulchra Louis C. Wheeler 1936-6-6 4116 Los Angeles East side San Dimas Canyon near dam San Gabriel Mountains 457 Comment
  RSA0127214  Nasturtium officinale Louis C. Wheeler 1967-7-18 10075 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA555453  Navarretia atractyloides R. F. Thorne 1966-4-30 36356 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  SBBG17781  Navarretia hamata P. H. Raven 1962-5-10 17724 Los Angeles above head of N fork of cyn just N of Gray 518 Comment
  LA211178  Navarretia mitracarpa Arthur C. Gibson; 2008-6-1 5347 Los Angeles SANTA MONICA MOUNTAINS, Lower trail at UC NRS Stunt Ranch, Calabasas. Comment
  RSA75129  Nemacladus pinnatifidus F. W. Peirson 1918-6-12 219 Los Angeles In area recently burned over, in hills east of Rubio Canyon, San Gabriel Mts. 548 Comment
  RSA587468  Nemacladus sigmoideus Orlando Mistretta 1995-4-5 1589 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  UCR189252  Nemacladus sigmoideus R. G. Swinney 1998-5-16 6076 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA713255  Nemacladus sigmoideus LeRoy Gross 2005-5-3 2217 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR205094  Nemophila menziesii R. G. Swinney 2008-4-11 8650 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UC1922890  Nemophila menziesii var. integrifolia Valerie Soza, Leland Lubinsky 2001-5-16 1226 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  UC24264  Nemophila menziesii var. integrifolia Marcus E. Jones Apr 1882 3037 Los Angeles Pasadena Comment
  POM3611  Nemophila menziesii var. integrifolia O. W. Robinson 1916-3-10 s.n. Los Angeles East of Greek Theater. Claremont. Comment
  RSA0085095  Nerium oleander R. G. Swinney 2010-4-1 12157 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
  UC1211144  Nicotiana glauca Huron H. Smith 1912-5-29 5016 Los Angeles Santa Catalina Island; Summit Road 304 Comment
  UC166908  Nicotiana quadrivalvis unknown Jun 1904 839 Los Angeles Covina Comment
  RSA0060154  Nicotiana quadrivalvis Philip A. Munz 1923-6-9 6929 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  UC72710  Nitrophila occidentalis Geo. B. Grant July 1902 841 Los Angeles Santa Monica Comment
  UCR218967  Nothoscordum gracile Lorraine Weller 2009-4-14 041409- 96 Los Angeles Santa Monica Community Gardens, 2300 Main St., Santa Monica 11 Comment
  SBBG66365  Nuttallanthus texanus M. N. Ackley -Feb-1928 1030 Los Angeles near Lankershim 191 Comment
  CAS-BOT-BC167056  Oenothera californica Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA119438  Oenothera californica subsp. californica William M. Klein 1958-6-12 475 Los Angeles 23.2 mi north of Castaic on US 99 tp Los Angeles. Comment
  RSA119396  Oenothera deltoides subsp. deltoides William M. Klein 1958-6-3 287 Los Angeles 3.0 mi W of thje turn-off just n of Adelanto, on the road to Palmdale. Comment
  UCR210257  Oenothera elata R. G. Swinney 2008-8-13 9368 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  JEPS43970  Oenothera elata subsp. hirsutissima Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  UCR162517  Oenothera elata subsp. hirsutissima Anuja Parikh, Nathan Gale 2004-6-2 2021 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA733779  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-29 6532 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  RSA746555  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-20 36848 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
  CDA5204  Oenothera rosea G. C. Fleischman 1958-6-3 Los Angeles In African section of L.A. County Arboretum. 0 Comment
  SBBG126148  Oenothera rosea A. C. Sanders with T. B. Salvato 2009-5-21 36906 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  SBBG12660  Oligomeris linifolia E. R. Blakley 1962-6-9 5188 Los Angeles China Pt near lighthouse 15 Comment
  SEINET10732294  Opuntia X occidentalis George Engelmann 1880-11-1 Engelmann s.n. Los Angeles Comment
  RSA439556  Opuntia oricola M. B. Dunkle 1939-4-2 7217 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA459610  Opuntia vaseyi F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  POM353682  Orobanche bulbosa H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA641684  Orobanche californica subsp. feudgei Orlando Mistretta 1993-6-2 854 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2012 Comment
  RSA0076150  Orobanche fasciculata Ivan M. Johnston 1917-6-15 1758 Los Angeles San Antonio Canon. 1371 Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. Comment
  RSA605436  Osmorhiza brachypoda L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  LA50655  Oxalis californica Carl Epling; N. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA51405  Oxalis californica Peter H. Raven; 1960-4-2 14863 Los Angeles Santa Monica Mountains, Lake Enchanto, 0.2 mi east of Lake Enchanto 228 Comment
  RSA489250  Oxytheca parishii var. parishii James L. Reveal, R. Broome 1987-6-25 6576 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 66.8, 3.1 miles east of the junction of California Highway 39 and 3 miles southwest of Dawson Saddle 2348 Comment
  RSA64885  Oxytheca parishii var. parishii F. W. Peirson 1951-1 1782 Los Angeles Mt. Wilson, San Gabriel Mts Comment
  SBBG62563  Packera breweri R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  RSA434235  Paeonia californica Fay A. MacFadden 1931-3-3 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA501313  Paeonia californica S. Zona 1989-4-1 306 Los Angeles Tapia County Park, Shaded north facing slope beyond picnic area. 180 Comment
  UC56682  Paeonia californica Ernest Braunton 1903-1-5 787 Los Angeles Eaton Canyon Comment
  RSA434238  Paeonia californica F. McCulloch 1944-3-28 s.n. Los Angeles Santa Monica Mtns 701 Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  SEINET3225273 Image available Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley: Newhall Ranch (study area 28), near mouth of Potrero Canyon (Val Verde 7.5' Q.). 259 Comment
  UCR162369  Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 28), near mouth of Potrero Canyon 351 Comment
  RSA527653  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4372 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC173258  Parietaria judaica R. E. Riefner, Jr. 2006-1-12 06 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  SD187492  Parthenocissus vitacea Scott D. White 2006-7-18 11635 Los Angeles SE Tehachapi Mtns.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1006 Comment
  HSC93633  Paspalum dilatatum L. C. Wheeler 1945-8-16 6098 Los Angeles Near Whittier, Workman Mill Rd. at San Jose Creek. Comment
  UCR176756  Passiflora caerulea Harry Spilman 1998-4-29 4 Los Angeles Pasadena, Arroyo Seco about 200 meters south of the La Loma Rd. bridge along the east side of the flood control basin 221 Comment
  UCR95373  Pectocarya anisocarpa T. S. Ross, J. M. Porter 1995-5-4 8463 A Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  UCR205071  Pectocarya linearis R. G. Swinney 2008-4-7 8616 B Los Angeles San Gabriel Mtns., Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  SEINET7047896  Pectocarya linearis Steven R. Hill, Kate Kramer 2001-4-22 33343 A 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
  JEPS20124  Pectocarya linearis subsp. ferocula Frank W. Peirson 1919-3-27 324 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  RSA0117525  Pectocarya penicillata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37973 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  UCR220212  Pectocarya penicillata R. G. Swinney 2009-4-24 10472 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR222782  Pectocarya penicillata R. G. Swinney 2009-4-28 10556 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UC1069008  Pectocarya setosa A. D. Gifford 1935-4-22 619 Los Angeles 3 mi nnw Manzana 853 Comment
  UC25029  Pectocarya setosa Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  LA51894  Pedicularis densiflora W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA701588  Pedicularis densiflora Steve D. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  SBBG68696  Pedicularis semibarbata Anstruther Davidson 1893-1 Los Angeles Rock Crk Comment
  CLARK-A1528-3090  Pellaea andromedifolia J. A. Harpel 1981-3-7 Los Angeles San Gabriel Mountains 609 Comment
  LA94159  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-13 1731 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA248848  Pellaea andromedifolia R. F. Thorne 1973-4-11 42867 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  CATA433  Pellaea mucronata var. californica Sara L. Crockett, Mark Elvin 1997-3-17 571 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  RSA600771  Pellaea mucronata var. mucronata L. C. Wheeler 1962-6-30 8151 b Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  UCR129395  Penstemon caesius Fordyce Grinnell Jr. 1918-7-9 s.n. Los Angeles San Gabriel Mtns., Mt. Islip ridge 2515 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
  SEINET13297599 Image available Penstemon centranthifolius R. G. Swinney 2011-1 14555 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center (Mint Canyon 7.5' Q.) 488 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 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
  UCR271491  Penstemon centranthifolius R. G. Swinney 2011-5-3 14555 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR276775  Penstemon centranthifolius R. 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 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  NY583871  Penstemon centranthifolius M. E. Jones 05 1882 s.n. Los Angeles Comment
  RSA650286  Penstemon centranthifolius Ken Chapman, Glenn Harthorn, Don Lage 1949-4-16 s.n. Los Angeles Lake Hughes. Found on hillside above Lake Hughes. 999 Comment
  SEINET15345973  Penstemon eatonii var. undosus M. E. Jones 1934-1 Los Angeles Johnson Grade, San Bernardino Mts. Comment
  RSA579440  Penstemon grinnellii subsp. grinnellii Tim S. Ross, D. L. Banks 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA702611  Penstemon grinnellii subsp. grinnellii Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 316 Los Angeles Mt. Williamson 2090 Comment
  UC1861751  Penstemon heterophyllus Scott D. White, Pam DeVries 2004-5-18 10437 Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. (Oat Mountain) 396 Comment
  UCD124204  Penstemon heterophyllus Gerald Dickinson 1962-5-19 43 Los Angeles 3 miles west of Topanga Canyon-Mulholland. 356 Comment
  RSA407911  Penstemon heterophyllus subsp. australis Geo. L. Moxley 1913-6-15 s.n. Los Angeles Eagle Rock Park Comment
  NY604257  Penstemon labrosus T. S. Ross 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca. 85 m south of intersection of sections 3,4,9,10). 1676.4 Comment
  SBBG118437  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area Comment
  POM308414  Penstemon spectabilis subsp. subviscosus Henry J. Ramsey, Henry J. Ramsey 1937-5-27 3106 Los Angeles Altadena, North Craig Ave. Comment
  UC54049  Pentachaeta aurea L. A. Greata May 1903 321 Los Angeles near Linda Vista; Arroyo Seco Comment
  LA94209  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1789 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  SBBG98216  Pentagramma triangularis subsp. triangularis F. W. Peirson 1919-12-2 1502 Los Angeles W Fk of Rubio Cyn 746 Comment
  UCR121676  Petalonyx thurberi David Charlton, Virginia Howard 1989-6-15 3356 Los Angeles Western Mojave Desert, sled track near south entrance to Edwards Air Force Base, near intersection of Lancaster Blvd. [120th St. East] and Ave. D 713 Comment
  RSA788638  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-24 4848 Los Angeles Whittier Narrows Recreation Area: East shoreline of the middle Legg Lake, 32 6m W of Santa Anita Ave., and 570m S 60 freeway. 64 Comment
  SBBG65066  Phacelia E. Crow 1930-6-29 Los Angeles near Pine Flats Comment
  UCR256572  Phacelia brachyloba Anuja Parikh, Nathan Gale 2011-6-27 3513 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  UCR276778  Phacelia brachyloba R. G. Swinney 2011-5-16 14720 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
  UCR220209  Phacelia campanularia R. G. Swinney 2009-4-24 10469 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  SEINET13711392  Phacelia cicutaria J. Adams, J. Adams (Botany) 1965-1 83 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  UCR153982  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-4-26 29744 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  POM50250  Phacelia cicutaria var. hispida L. W. Nuttall 1920-5-12 s.n. Los Angeles Santa Catalina Island. Comment
  RSA203068  Phacelia ciliata James Henrickson 1966-4-17 2258 Los Angeles 14 miles east of Gorman along Hy 138. Comment
  UCR192192  Phacelia cryptantha A. C. Sanders 2008-4-18 34968 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  RSA426028  Phacelia curvipes Robert Gustafson 1982-4-26 2548 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA595813  Phacelia curvipes Louis C. Wheeler 1967-5-9 9391 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA426053  Phacelia davidsonii Christopher Davidson 1975-5-25 2559 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  POM123378  Phacelia distans Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UCD120416  Phacelia distans Daryl Koutnik 1978-6-3 522 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  SD90521  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  RSA60724  Phacelia douglasii Frank W. Gould 1944-4-1 s.n. Los Angeles Playa Del Rey, near and south of Los Angeles County. Comment
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 Comment
  UC24417  Phacelia egena H. M. Hall 1896-8-12 253 Los Angeles head of Schwartout Canyon San Antonio Mountains 2072 Comment
  UC557756  Phacelia floribunda Nell Murbarger May, 1936 198 Los Angeles extreme n end of island near beach San Clemente Island Comment
  RSA426156  Phacelia fremontii Anstruther Davidson 1895-8-3 s.n. Los Angeles Lancaster Comment
  RSA728339  Phacelia fremontii Gary D. Wallace 1982-4-17 1905 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA660164  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-5-25 442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  SD215566  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA239488  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles Canyon W of road, 2.5 miles North of China Point. Santa [San] Clemente Island. 213 Comment
  RSA74500  Phacelia minor F. W. Peirson 1918-1 162 Los Angeles burned area east of Rubio Canyon Comment
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCSB5406  Phacelia minor Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  RSA428063  Phacelia minor Anstruther Davidson 1906-06 s.n. Los Angeles Glendale. Comment
  UCR77576  Phacelia mohavensis T. S. Ross, Steve Boyd 1990-6-18 3464 Los Angeles San Gabriel Mtns., Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake 1915 Comment
  UCR149526  Phacelia ramosissima R. G. Swinney 1997-6-25 5634 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  UCR189699  Phacelia ramosissima R. G. Swinney 1998-7-10 6404 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
  RSA428166  Phacelia ramosissima var. austrolitoralis R. F. Folger 1929-11 s.n. Los Angeles Playa del Rey. Comment
  LA200585  Phacelia viscida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA247416  Phalaris aquatica Jack Delaini 1974-5-23 209 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 838 Comment
  SBBG128027  Phalaris aquatica M. L. Hoefs, S. A. Junak 1996-5-1 2694 Los Angeles summit reservoir 408 Comment
  CAS-BOT-BC250599  Phalaris minor L. A. Greata 1901-4-1 s.n. Los Angeles The Palms Comment
  POM1059  Phalaris minor I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  UCR184123  Phlox gracilis A. C. Sanders, T. B. Salvato 2007-4-24 33480 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
  RSA0086534  Pholisma arenarium Bonnie C. Templeton, W. D. Pierce, D. Pool 1938-8-4 s.n. Los Angeles El Segundo. Comment
  UCR85818  Pholistoma auritum T. S. Ross 1991-4-8 4458 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  SBBG18721  Pholistoma racemosum E. R. Blakley 1963-4-9 5559 Los Angeles Santa Catalina Island 15 Comment
  UCR168415  Phoradendron macrophyllum I. W. Clokey, B. C. Templeton 1929-4-17 4449 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA578225  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1994-9-21 8317 Los Angeles Sandberg: 150-170 m SSE of town along the 'Old Ridge Route' 1268 Comment
  RSA384019  Phyllospadix Edwin Kline 1924-8-3 s.n. Los Angeles Pacific Palisades near Los Angeles. Comment
  SD112056  Phyllospadix Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor Comment
  SD262334  Phytolacca americana var. americana R. G. Swinney 2014-6-5 16724 Los Angeles San Gabriel Mountains: Glendora , 0.48 miles north of Sierra Madre Ave, at Rainbow Dr (Glendora 7.5'Q) 381 Comment
  RSA412025  Pickeringia montana H. L. Bauer 1933-3-11 17527 Los Angeles Saddle Peak. 457 Comment
  RSA412028  Pickeringia montana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  RSA0025153  Pinus contorta var. murrayana Jane Tirrell 2012-6-11 LS 0065 Los Angeles North-facing gravelly slope 30 feet above Pacific Crest Trail, approximately 1 mile east of Windy Gap. 2554 Comment
  HSC79761  Pinus coulteri N. Cole 1967-5-27 97 Los Angeles Charlton Flats, San Gabriel Mtns. 1500 Comment
  RSA611055  Pinus coulteri 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
  RSA771574  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1184964  Pinus lambertiana Huron H. Smith 1912-4-30 4856 Los Angeles top Mt. Wilson 2034 Comment
  RSA384361  Pinus monophylla B. C. Templeton 1932-8-26 5090 Los Angeles Big Rock Canyon 2012 Comment
  RSA597190  Pinus monophylla T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3720 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon., T4N R9W, SE/4 NE/4 SW/4 section 25 east-southeastward into T4N R8W, SW/4 NW/4 NE/4 section 3 1939 Comment
  RSA169007  Pinus ponderosa Mark Parratt 1964-4-8 622 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  RSA169009  Pinus ponderosa Mark Parratt 1964-4-8 623 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  RSA384310  Pinus sabiniana Ora M. Clark 1928-10-7 s.n. Los Angeles Mountain canyons, s. w. Lancaster (sic.) Comment
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Mar 28 2014
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  RSA550711  Piptatherum miliaceum Timothy S. Ross, Annette H. Ross 1991-7-29 5708 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA0008145  Piptatherum miliaceum P. H. Raven 1959-9-6 14391 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  CAS-BOT-BC71786  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island, along road to Renton Mine, about due West of Pebbly Beach 304 Comment
  UC1178530  Plagiobothrys arizonicus Peter Kamb 1948-5-6 932 Los Angeles above Little Rock; desert foothills of the San Gabriel Mountains 975 Comment
  RSA599252  Plagiobothrys canescens Steve Boyd, Lauren Raz 1997-3-31 9427 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
  UCR192582  Plagiobothrys canescens A. C. Sanders 2008-4-10 34792 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 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
  CATA3335  Plagiobothrys canescens var. catalinensis Amy Catalano 2017-4-13 052 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  UC25052  Plagiobothrys nothofulvus Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  CATA1212  Plantago coronopus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2268 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  RSA402019C  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA618727  Plantago erecta Scott D. White 1998-5-19 6516 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SEINET3161443  Plantago erecta L. Abrams 1903-4-10 3241 Los Angeles near Mesmer Comment
  UC557652  Plantago erecta Nell Murbarger Mar 1936 233 Los Angeles San Clemente Island Comment
  POM16378  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  UC76651  Plantago lanceolata unknown Jun 1901 Los Angeles near Whittier Comment
  RSA0115681  Plantago major Steven A. Junak 1997-11-15 SCa- 481 Los Angeles Santa Catalina Island. Avalon Canyon at Los Angeles County Interpretive Center. 76 Comment
  RSA424281  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  CAS-BOT-BC93180  Platanus racemosa Le Roy Abrams; E. A. McGregor 1908-7-2 529 Los Angeles Rock Creek, desert slopes of the San Gabrile Mountains. 1219 Comment
  RSA0102693  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  UCR198387  Platanus racemosa Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 668 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  POM293799  Platanus racemosa Lyman Benson 1947-3-29 12292 Los Angeles Indian Hill, City of Claremont. 427 Comment
  CAS-BOT-BC91681  Platystemon californicus Alice Eastwood 1906-5-27 261 Los Angeles Country adjacent to Los Angeles. Roscoe. Comment
  RSA747447  Platystemon californicus R. G. Swinney 2005-5-14 8237 Los Angeles NE of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  UC635475  Platystemon californicus Curtis Ferris 1923-3-21 83 Los Angeles Fairmont Comment
  UCR222652  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04- 367 Los Angeles South Coast, city of Malibu, Zuma Lagoon at Westward Beach Rd. 3 Comment
  POM264746  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1933-4-15 1633 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  SBBG130569  Poa annua S. A. Junak 2000-4-1 SCa 1156 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  RSA595161  Poa pratensis Steve Boyd 1996-4-25 8697 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
  RSA0091140  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles 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 1049 Comment
  RSA574522  Poa secunda Walter Wisura 1994-4-9 4935 Los Angeles N side of San Gabriel Mts along Mt Emma Road W of Rock Creek Comment
  RSA616321B  Poa secunda Scott D. White, P. DeVries 1998-4-20 6320 -unic. Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  SEINET3130219  Poa secunda Unknown 1900-4-3 1015 Los Angeles Old Wilson trail Comment
  RSA717068  Poa secunda subsp. secunda Andrea Edwards, Pam De Vries 2005-3-29 58 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  RSA175356  Poa secunda var. secunda E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  SBBG112833  Polycarpon tetraphyllum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 764 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  LA99137  Polygala cornuta var. fishiae R. L. Armacost; 1968-5-7 2377 Los Angeles Comment
  RSA460141  Polygala cornuta var. fishiae Theodore Payne 1917-08 3263 Los Angeles Craggs Club [possibly The Crags Country Club] Santa Monica Range Comment
  SFV21677  Polygonum amphibium var. emersum L. L. Zung 2009-5-20 12 Los Angeles Santa Monica Mountains Rocky Oaks. 530 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
  SD39923  Polygonum argyrocoleon Edith A. Purer 1933-10-7 5598 Los Angeles Stabilized sand dunes, El Segundo Comment
  RSA593416  Polygonum aviculare subsp. aviculare Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8904 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA0060472  Polygonum capitatum R. G. Swinney 2010-8-16 13537 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA466381  Polygonum ramosissimum Louis C. Wheeler 1932-9-8 1356 Los Angeles 2 mi. NE La Verne. 366 Comment
  SBBG128177  Polypodium californicum M. L. Hoefs, R. Given 1992-5-16 1789 Los Angeles Wild Boar Gully 152 Comment
  UCR198389  Polypodium californicum Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 666 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  CAS-BOT-BC71893  Polypodium californicum Marcus E. Jones 1926-3-13 s.n. Los Angeles Santa Ana Canyon Comment
  RSA689876  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles Chenetti Canyon, San Clemente Island Comment
  UCSB62373  Polypodium californicum Kiefer, Lawrence 1967-4-16 Los Angeles San Gabriel Mtns., N of Monrovia, E fork of Big Santa Anita Canyon, ca. 1/2mi from confluence with main stream 670 Comment
  RSA0091321  Polypogon monspeliensis R. G. Swinney 2011-5-26 14871 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
  SD72832  Polypogon monspeliensis F. R. Fosberg 1931-5-2 S 4738 Los Angeles Santa Catalina Island; Middle Ranch Dam, in running stream 199 Comment
  UCR239973  Polypogon monspeliensis R. G. Swinney 2009-11-18 11656 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  POM266622  Polypogon viridis J. C. Roos 1942-9-12 1718 Los Angeles Westwood Village, Los Angeles. Comment
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Dec 6 2011
  CAS-BOT-BC72278  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena Comment
  RSA732908  Potamogeton crispus R. G. Swinney 1997-6-19 5610 -B Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC452113  Potamogeton crispus Robert F. Thorne; M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, at margins of Jackson Lake on road from Big Pines to Valyermo 1859 Comment
  POM50831  Potamogeton foliosus A. D. E. Elmer 1902-06 3503 Los Angeles Lancaster. Comment
  UCR137457  Potamogeton foliosus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  RSA601661  Potamogeton foliosus var. foliosus L. C. Wheeler 1946-8-28 6301 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  CAS-BOT-BC143084  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  UCR271474  Potentilla glandulosa R. G. Swinney 2011-5-3 14569 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA604997  Potentilla gracilis var. fastigiata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  RSA453302  Prunus fasciculata var. fasciculata Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  CAS-BOT-BC154566  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles San Clemente Island. Just north of Guds 198 Comment
  UC625120  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1931-4-2 S 4446 Los Angeles Santa Catalina Island, Hamilton Canyon just below road Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 350 Comment
  CAS-BOT-BC356414  Pseudognaphalium beneolens Geo. B. Grant 1901-1-1 s.n. Los Angeles From Pasadena Comment
  LA200198  Pseudognaphalium biolettii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA488010  Pseudognaphalium biolettii Mark Hoefs 1973-3-3 15 Los Angeles Santa Catalina Island. Near upper White's Landing Road. 381 Comment
  UCR147272  Pseudognaphalium biolettii Orlando Mistretta 1992-4-5 144 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  RSA0024504  Pseudognaphalium biolettii R. F. Thorne 1980-4-26 54143 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA226221  Pseudognaphalium biolettii Gary D. Cromwell, David W. Wheat 1971-5-14 655 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. 549 Comment
  CHSC36123  Pseudognaphalium californicum K. Bridwell 1978-6-17 146 Los Angeles 1/4 mi w of Beaudry along fireroad, ca. 2 mi e of Verdugo Rd, Glendale. Slope of Verdugo Mts. 365 Comment
  CHSC3691  Pseudognaphalium californicum Mary Mac Arthur 1966-5-12 17 Los Angeles San Raphael Hills-Glendale College. 213 Comment
  CAS-BOT-BC357041  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-5-10 7710 Los Angeles Liebre Mountains. Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn summit 804 Comment
  CAS-BOT-BC357455  Pseudognaphalium ramosissimum Rev. J. C. Nevin 1881-1-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC357626  Pseudognaphalium stramineum Geo. B. Grant 1901-5-6 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC80058  Pseudotsuga macrocarpa John H. Thomas 1956-11-8 6475 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  POM264379  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA0035061  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  RSA625160  Psilocarphus tenellus var. tenellus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga, near BM. 1227 396 Comment
  RSA0082966  Pteridium aquilinum R. G. Swinney 2010-8-26 13603 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCR149809  Pteridium aquilinum Scott D. White 2004-4-23 10236 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR270301  Pteridium aquilinum R. G. Swinney 2011-6-30 15403 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM6781  Pteridium aquilinum var. pubescens O. Kenney 1892-12-16 s.n. Los Angeles Near Pasadena Comment
  UCR270647  Pteridium aquilinum var. pubescens R. G. Swinney 2011-10-10 15738 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR217437  Pteris vittata R. G. Swinney 2009-2-26 10037 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA744262  Pterospora andromedea R. G. Swinney 2001-8-27 8106 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2463 Comment
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Apr 20 2010
  RSA0055768  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  RSA570043  Pterostegia drymarioides Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4900 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA590470  Pterostegia drymarioides Tim S. Ross 1993-4-21 6838 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak. 448 Comment
  RSA732718  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA780674  Pterostegia drymarioides Elizabeth A. Kempton, Robert Lauri 2006-4-26 298 Los Angeles Fish Canyon. 272 Comment
  UCD56634  Quercus John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi. west of Avalon, 381 Comment
  UCR117555  Quercus agrifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23281 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  SEINET12028628  Quercus agrifolia R. A. Schlising 1970-1 2956 Los Angeles Santa Monica Mtns;about 2 mi NE of Tapia Park,along Molholland Hwy Comment
  RSA172332  Quercus agrifolia var. agrifolia Robert F. Thorne 1963-5-5 32290 Los Angeles slopes of upper Cobal Canyon, ca. 4 miles N of Claremont 518 Comment
  UCR271072  Quercus agrifolia var. agrifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14355 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  POM18611  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  RSA0035995  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA507981  Quercus berberidifolia Steve Boyd, T. S. Ross 1988-4-28 2236 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  SFV904  Quercus berberidifolia A. M. Johnson 1934-4-20 4433 Los Angeles Santa Monica Mountains Sepulveda Canyon. Hillside beyond tunnel. Comment
  UC1135553  Quercus berberidifolia A. D. Gifford 1935-3-27 512 Los Angeles 1 mi from Mouth of Kings Canyon; Tejon Quad. 1158 Comment
  UCSB1127  Quercus berberidifolia Wedberg, H. 1957-3-3 Los Angeles Old Topanga Canyon Comment
  CAS-BOT-BC62529  Quercus chrysolepis G. B. Grant 1902-5-27 156 Los Angeles Santa Anita Canon Comment
  RSA773603  Quercus chrysolepis R. G. Swinney 2009-6-24 11266 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SFV869  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  UC1073262  Quercus cornelius-mulleri George B. Rossbach 1955-6-20 228 Los Angeles about 2 mi n Mill Creek Summit (Los Angeles Crest Highway (Route 2), near Aliso Canyon Road) 1219 Comment
  SJSU632  Quercus dumosa J. A. Ewan 1932-10-22 10807 Los Angeles above Avalon, Santa Catalina Island Comment
  UCSB27906  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  RSA573420  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-8 337 Los Angeles Mouth Liveoak canyon 404 Comment
  RSA708549  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 2001-5-9 1194 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCR203970  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek Comment
  CAS-BOT-BC94161  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 mi NE La Verne 403 Comment
  RSA17931  Quercus engelmannii Percy C. Everett 1936-10-29 8307 Los Angeles Between Arcadia and Lamanda Park, along Foothill Blvd 183 Comment
  UC130547  Quercus engelmannii Geo. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  RSA477306  Quercus john-tuckeri L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  CATA1783  Quercus pacifica Benjamin E. Carter, John R. Clark 2012-8-9 6961 Los Angeles Santa Catalina Island: Bulrush Canyon, between reservoirs and Salta Verde turnoff 270 Comment
  UC128891  Quercus pacifica H. M. Hall 1908-6-15 8275 Los Angeles near Hay Press; Santa Catalina Island Comment
  UCD170538  Quercus palmeri D. O. Burge 2017-5-5 2269 Los Angeles Bard Lake area. 375 Comment
  CAS-BOT-BC258377  Quercus tomentella P. S. Manos 1988-10-28 679 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA157781  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles Head of north branch of canyon north of Gray, San Clemente Island 488 Comment
  SDSU6987  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles In canyon west of Mt. Thirst, San Clemente Island. Comment
Read comments
Oct 13 2011
  UCD47342  Quercus tomentella James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island. 365 Comment
  UCR86528  Quercus tomentella T. S. Ross, E. Kellogg 1992-4-12 6126 B Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  CAS-BOT-BC104861  Quercus wislizeni Le Roy Abrams 1901-4-13 1518 Los Angeles Wilson's Trail Comment
  SBBG131932  Rafinesquia californica S. A. Junak 2000-5-19 SCa 1331 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.67 mi SSW of Goat Harbor 384 Comment
  RSA569416  Ranunculus cymbalaria var. saximontanus Bonnie C. Templeton 1933-5-15 5122 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  UCR142768  Raphanus raphanistrum L. C. Wheeler 1967-5-13 9503 Los Angeles San Gabriel Mtns, mesa between Little Dalton and Englewild Canyons 396 Comment
  UC73349  Rhamnus californica subsp. californica E. B. Babcock 1903-1 Los Angeles near Los Angeles Comment
  CAS-BOT-BC59932  Rhamnus crocea Geo. B. Grant 1898-3-4 s.n. Los Angeles Azusa. Comment
  UCD111908  Rhamnus crocea Ellen Mackey; Bart O'Brien and Blake Whittiington 2006-11-14 NFWF 1853 Los Angeles Webb Canyon Road. 434 Comment
  RSA596042  Rhamnus ilicifolia Tim S. Ross, J. Mark Porter 1995-5-4 8413 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  UCD112341  Rhamnus ilicifolia A. C. Sanders; D. Malueg 1998-6-22 22050 Los Angeles San Gabriel Mountains. Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon. 1006 Comment
  CAS-BOT-BC59798  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds. se. of summit of the Equestrian Trail, back of Avalon. 304 Comment
  CATA296  Rhamnus pirifolia Mark L. Hoefs 1973-6-4 315 Los Angeles Santa Catalina Island: By road on southeast side of Wrigley Memorial, upper Avalon Canyon 121 Comment
  POM244778  Rhamnus pirifolia F. R. Fosberg 1931-3-18 S 4238 Los Angeles Hamilton Canyon. 10 Comment
  RSA117370  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles South end [of] Santa Catalina Island. 518 Comment
  UC592936  Rhamnus pirifolia Carl B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  UC592783  Rhamnus tomentella subsp. cuspidata unknown 1928-3-29 1578 Los Angeles 2 mi from Sandbergs on the Ridge Route (on road to Elizabeth Lake) 1097 Comment
Read comments
Jun 4 2014
  SFV2140  Rhus aromatica R. L. Armacost 1933-7-4 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA239458  Rhus integrifolia E. R. Blakely 1962-10-5 5420 Los Angeles Santa Catalina Island. Southeast side of Black Jack Mountain toward White s Cove Canyon. 381 Comment
  UC56494  Rhus integrifolia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR51775  Rhus integrifolia G. R. Proctor 1944-1 767 Los Angeles Sand Dunes at El Segundo Comment
  UCR139926  Rhus laurina Scott D. White 1997-5-15 5152 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  LA62854  Rhus ovata C. L. Hogue; 1954-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash, just above Foothill Blvd., Sunland Comment
  SBBG78536  Rhus ovata F. R. Fosberg 1932-5-7 8160 Los Angeles Grand Cyn, foot of upper falls 130 Comment
  SD234265  Rhus ovata Wayne Law, J. Hu 2000-4-30 7 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UCSB3760  Rhus ovata Olsen, Meryl 1954-4-15 Los Angeles In Claremont; San Gabriel Mts. 365 Comment
  CAS-BOT-BC93098  Ribes californicum var. hesperium Ellsworth Bethel 1920-2-16 s.n. Los Angeles Monrovia. Comment
  POM199726  Ribes californicum var. hesperium I. W. Clokey, Bonnie C. Templeton 4472 Los Angeles Mandeville Canyon, Santa Monica Mtns. 300 Comment
  UC455585  Ribes californicum var. hesperium I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  UCR202696  Ribes cereum R. G. Swinney 2001-8-11 8037 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA250566  Ribes cereum var. cereum Robert F. Thorne 1967-10-3 37281 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  CLARK-A1528-4131  Ribes indecorum Art Whistler 1966-3-12 Los Angeles San Fernando Valley Comment
  SFV12538  Ribes indecorum M. H. Grayum, D. L. Koutnik 1977-11-13 850 Los Angeles Santa Susana Mountains Along tributary, west of Limekiln Canyon and just southwest of Horse Flats. 442 Comment
  CAS-BOT-BC173414  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  CAS-BOT-BC173429  Ribes malvaceum Roxana S. Ferris 1941-3-10 10324 Los Angeles West of U.S. Highway #99 near Pico Canyon road, Santa Susana Mountains 472 Comment
  UCR51926  Ribes malvaceum Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA476205  Ribes nevadense Robert Gustafson 1983-7-18 2787 Los Angeles San Gabriel Mts, Angeles Crest Hwy, 2 miles below Dawson Saddle. 2317 Comment
  RSA764926  Ribes nevadense Doris Bowers 1957-4-28 326 Los Angeles Camp LaVerne, Barton Flats 2134 Comment
  UCR43294  Ribes nevadense David Charlton 1986-6-15 260 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  CAS-BOT-BC209704  Ribes quercetorum Frank W. Peirson 1922-6-3 2548 Los Angeles East of Oakgrove Canon [Canyon] Divide, Liebre Mts. Comment
  RSA476243  Ribes roezlii Bonnie C. Templeton 1933-5-15 5128 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  RSA549794  Ribes roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Mouth of Richardson Canyon, 2 miles W of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  CLARK-A1528-4150  Ribes speciosum John C. Roos 1942-3-14 999 Los Angeles West Los Angeles Comment
  LA50713  Ribes speciosum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  LA50724  Ribes speciosum W. O. Griesel; March 1936 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCD102513  Ribes speciosum Gordon J. Pilone 1963-4-15 264 Los Angeles Dimond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
  CATA18  Ribes viburnifolium Eric T. Johnson 1987-6-16 5 Los Angeles Santa Catalina Island: Haypress Reservoir region 426 Comment
  RSA23580  Ribes viburnifolium Percy C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island, 3.5 miles from Avalon, on road to Isthmus, near 2nd large reservoir 457 Comment
  PASA705  Ricinus communis Annetta Carter 1929-1-2 Los Angeles Near mouth of Big Santa Ana Comment
  RSA762340  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  CAS-BOT-BC147474  Rosa californica L. McHargue; B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mt. 1371 Comment
  RSA598898  Rubus discolor Steve D. Boyd, Tim S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA0104980  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  RSA762381  Rumex crispus R. G. Swinney 2009-3-10 10067 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR223141  Rumex salicifolius R. G. Swinney 2009-7-22 11341 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  HSC79924  Rumex salicifolius James Henrickson 1973-6-15 10701 Los Angeles City of Long Beach; near jct. of Pacific Coast Highway and Colorado St. 3 Comment
  POM160906  Ruta chalepensis Howard Stone 1928-6-1 s.n. Los Angeles Sierra Madre. Comment
  JEPS23137  Salazaria mexicana Rimo Bacigalupi with Reino Alava 1958-7-21 6457 Los Angeles about 3 mi above Little Rock Lake (artificial) (lower reaches of Little Rock Creek, n base of San Gabriel Mts.); n base San Gabriel Mts., abv Little Rock Lake, Little Rock C 1066 Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  CAS-BOT-BC103147  Salix bonplandiana Geo. B. Grant 1902-1-1 s.n. Los Angeles [Morenjo Canon] Marengo Canyon, Pasadena Comment
  RSA721510  Salix exigua R. G. Swinney 1995-4-1 3427 Los Angeles San Antonio Canyon Road, W side of road at Baldy School, just W of the San Bernardino Co. line. 1232 Comment
  UCR108335  Salix exigua L. C. Wheeler 1973-4-20 s.n. Los Angeles Western Mojave Desert, Antelope Valley. Vincinty of Una Lake, San Andreas Rift Zone 854 Comment
  RSA618762  Salix gooddingii Louis C. Wheeler 1976-1 s.n. Los Angeles Dominguez Hills. Comment
  UCR162060  Salix gooddingii Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  OBI5715  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km N of Castaic 315 Comment
  SD1008  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km north of Castaic 315 Comment
  POM362751  Salix lasiolepis Ora M. Clark 1929-1-27 1486 Los Angeles Along Los Angeles river, W. Glendale Comment
  RSA167828  Salix lasiolepis Robert F. Thorne, Percy C. Everett 1964-2-7 33489 Los Angeles Santa Catalina Island. Upper end of lake, Middle Canyon Ranch. 198 Comment
  RSA605821  Salix lasiolepis Louis C. Wheeler 1966-10-27 9104 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  UC5056  Salix lasiolepis W. H. Brewer 1860-12-23 87 Los Angeles Los Angeles Sierra Santa Monica Comment
  UC506437  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-5-10 7651 Los Angeles at Colina Dr. Verdugo Canyon Comment
  UCR271867  Salix lasiolepis R. G. Swinney 2011-6-23 15318 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
  UCSB964  Salix lasiolepis Gill, Robert 1959-3-5 Los Angeles San Antonio Canyon; along stream bank below hugs back; San Gabriel Mountain range 1066 Comment
  CAS-BOT-BC128477  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles In bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  RSA422344  Salpichroa origanifolia G. R. Johnstone 1933-8-4 17956 Los Angeles Dr. Johnstone's hen house. Comment
  CAS-BOT-BC176857  Salsola gobicola Ernest C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  RSA127777  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14335 Los Angeles Dune grassland behind Point Dume. 43 Comment
  RSA0095119  Saltugilia australis L. C. Wheeler 1967-5-24 9729 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  RSA171019  Saltugilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  SBBG31363  Salvia apiana R. F. Thorne with P. C. Everett 1965-5-10 34440 Los Angeles Cape Cyn 274 Comment
  RSA411311  Salvia apiana N. C. Cooper 1949-6-29 4371 Los Angeles San Gabriel Canyon. 457 Comment
  CHSC35383  Salvia carduacea M. B. Schwartz 1971-5-7 Los Angeles Ca. 20 mi. SE of Palmdale, 1 1/2 mi. So. of Ave. T at 116th St. East by R. R. in Littlerock in Mojave Desert. 853 Comment
  RSA589261  Salvia carduacea Tim S. Ross 1991-4-27 4665 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  PASA476  Salvia columbariae Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  PASA477  Salvia columbariae J. E. Giguette may '26 Los Angeles Big Tujunga Comment
  RSA226200  Salvia columbariae Gary D. Cromwell, David W. Wheat 1971-4-30 584 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora. 150 m. from Big Dalton Canyon Road. 427 Comment
  RSA401462B  Salvia columbariae Mary H. Ward 1973-4-11 159 -b Los Angeles Roadside near Palmdale Comment
  OBI53680  Salvia columbariae John Liu, Tony, John and Joseph 1994-5-10 17 Los Angeles Santa Monica Mts, Calabasas. 1 mi on Stut Rd from jct with Mulholland Hwy Comment
  RSA401469  Salvia columbariae Robert M. Perkins 1935-4-13 s.n. Los Angeles 2 miles north of Gorman. Comment
  CHSC42208  Salvia dorrii Blake A. Rowe 1986-3-24 11 Los Angeles 10 mi ne of Canyon Country and Vasques Roacks company park, at s edge of Angeles National Forest. 720 Comment
  RSA191571  Salvia dorrii var. pilosa Robert F. Thorne 1966-4-23 36148 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  RSA446325  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  RSA584132  Salvia leucophylla Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2960 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  CAS-BOT-BC229999  Salvia mellifera F. A. Thackery 1928-5-18 404 Los Angeles Tajunga [Tujunga] Comment
  SBBG4470  Salvia mellifera C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 0.6 mi N of jct with Bouquet Cyn Rd 571 Comment
  UC144535  Salvia mellifera C. F. Baker 1904-5-5 4951 Los Angeles near Claremont Comment
  UCD15672  Salvia mellifera Anne B. Overturf 1989-5-28 20 Los Angeles Eaton Canyon. 365 Comment
  UCR111507  Salvia mellifera A. C. Sanders, D. Malueg 1998-6-22 22029 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR172706  Salvia mellifera Jun Hu, Weena Sangkatavat 2000-4-22 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA477570  Sambucus mexicana E. A. McGregor 1963-8-20 s.n. Los Angeles Whittier. Comment
  RSA0097146  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  SFV3600  Sambucus nigra subsp. caerulea P. G. Kilburn 1958-3-29 672 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  POM219124  Sanguisorba minor Louis C. Wheeler 1932-7-25 1102 Los Angeles Thompson Creek, 2.5 miles NE La Verne 381 Comment
  RSA507534  Sanguisorba minor subsp. muricata Louis C. Wheeler 1967-6-26 9863 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  UCR265490  Sanicula arguta Dan S. Cooper 2015-3-13 2015- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, La Sierra Canyon, north of Seminole Hot Springs 244 Comment
  RSA628879  Schismus arabicus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0113217  Schismus arabicus Steven A. Junak 2000-5-19 SCa- 1307 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  SD178088  Schismus barbatus A. C. Sanders, T. B. Salvato 2005-4-26 29683 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  UCR189858  Scirpus microcarpus R. G. Swinney 1998-7-10 6412 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  JEPS26438  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles UCLA; Santa Monica Mts 121 Comment
  RSA425184  Scrophularia californica subsp. floribunda Donald R. Bissing 1973-5-18 97 Los Angeles Evey Canyon, San Gabriel Mountains: 1.0 mile from mouth of canyon. 884 Comment
  CATA988  Scrophularia villosa Mark L. Hoefs 1994-5-21 1862 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  SDSU11024  Scrophularia villosa D. F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island. Comment
  RSA517156  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta 1990-10-9 3250 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1433 Comment
  LA54475  Scutellaria tuberosa A. M. Johnson; 1934-3-16 4374 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA445379  Scutellaria tuberosa Martha Hilend 1928-3-4 57 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  SFV3449  Scutellaria tuberosa M. L. Vincent 1962-3-30 158 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon Road. Roadside. 440 Comment
  RSA445377  Scutellaria tuberosa Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  LA209603  Selaginella asprella Lawrence L. Kiefer; 1966-9-24 2383 Los Angeles San Gabriel Mountains, S Fork Big Rock Creek, ca 0.5 mi S of South Fork Campground 1523 Comment
  POM156316  Selaginella bigelovii L. R. Abrams, E. G. Anderson 1903-3-13 3126 Los Angeles San Gabriel Canyon. Comment
  RSA612909  Selaginella bigelovii Louis Cutter Wheeler 1931-9-2 53 Los Angeles 1 mi. NNW Thompson Creek Dam. 609 Comment
  UC1584046  Senecio flaccidus var. douglasii Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4020 Los Angeles ne of Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest Comment
  UCR118193  Senecio flaccidus var. douglasii A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23284 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA167853  Senecio lyonii R. F. Thorne, Percy C. Everett 1964-2-6 33289 Los Angeles Santa Catalina Island, W of Catalina Harbor at Isthmus. 15 Comment
  RSA527625  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4408 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCR200125  Senecio vulgaris Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  RSA657579  Senecio vulgaris Kristina Sargeant 1992-4-29 92 -022 Los Angeles North side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA682714  Senecio vulgaris LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 959 Los Angeles 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 Mortorway) Basically a triangle. 564 Comment
  UCD135865  Senecio vulgaris Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, Ridge east of Ham Canyon. 754 Comment
  CAS-BOT-BC243579  Setaria parviflora L. A. Greata 1900-8-1 s.n. Los Angeles Los Angeles Comment
  RSA601710  Setaria viridis L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at North Fork Dark Canyon. 891 Comment
  UCR198050  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles Western Mojave Desert, Antelope Valley, Lancaster, Antelope Valley Dairy Comment
  RSA598292  Sherardia arvensis Louis C. Wheeler 1947-5-11 6483 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  PASA1296  Silene antirrhina Ruth Johnson Los Angeles Arroyo Seco Comment
  RSA708547  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCR68914  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4240 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0030915  Silene gallica Norman C. Cooper 1944-4-23 1162 Los Angeles Pomona. 243 Comment
  CAS-BOT-BC174909  Silene laciniata Geo. B. Grant 1904-5-1 1205 Los Angeles Pasadena Comment
  SD39408  Silene laciniata Edith A. Purer 1931-3-5 Los Angeles Griffith Park. Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  RSA0065440  Silene vulgaris R. Nicsen 1955-5-2 s.n. Los Angeles 1 mile N. Azusa. Comment
  POM6151  Silybum marianum I. M. Johnston 1917-5-13 1025 Los Angeles El Monte 84 Comment
  RSA94828  Silybum marianum F. W. Peirson 2134 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA587362  Sisymbrium altissimum Orlando Mistretta 1992-5-4 252 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SBBG72149  Sisymbrium altissimum R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UCR204456  Sisymbrium altissimum R. G. Swinney 2005-7-21 8310 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR221899  Sisymbrium altissimum R. G. Swinney 2009-4-28 10540 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA532643  Sisymbrium altissimum Timothy S. Ross 1991-8-14 5754 Los Angeles Roundtop Mountain. 1892 Comment
  RSA0022951  Sisymbrium orientale Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5124 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR155667  Sisymbrium orientale A. C. Sanders, Helen Kennedy 2005-4-13 29456 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA431759  Sisymbrium orientale Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UC1584105  Solanum americanum Tim Ross, Orlando Mistretta 1990-10-26 3317 Los Angeles San Gabriel Mountains, Horse Canyon drainage San Gabriel Mountains; , Horse Canyon drainage 658 Comment
  RSA0083083  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA751115  Solanum douglasii Justin M. Wood 2009-6-5 840 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET3246030  Solanum douglasii T. B. Salvato, Sandra Murcia 2007-1 2018 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir(Mount Wilson) 411 Comment
  UCR273404  Solanum douglasii R. G. Swinney 2011-4-26 14484 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR92662  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UC26225  Solanum douglasii W. H. Brewer 1860-1 33 Los Angeles Comment
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Sep 7 2009
  JEPS96898  Solanum umbelliferum Dean W. Taylor 1992-5-1 12495 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  RSA427401  Solanum umbelliferum Robert M. Perkins 1935-3-17 42 Los Angeles Topanga Canyon. Comment
  POM4164  Solanum umbelliferum Leslie E. Fuller 1905-5-9 s.n. Los Angeles Claremont Wash. 366 Comment
  RSA427420  Solanum umbelliferum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. Comment
  UC303692  Solanum umbelliferum I. Johnston 1917-5-1 1024 Los Angeles San Gabriel Wash 152 Comment
  SD21219  Solanum wallacei subsp. clokeyi Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina Comment
  NY820357  Solanum xanti L. Abrams 1908-7-2 597 Los Angeles Rock Creek, San Gabriel Mountains 1524 Comment
  SBBG70641  Solanum xanti R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UCR104163  Solanum xanti Scott D. White 1997-5-22 5217 Los Angeles San Gabriel Mtns., San Gabriel River Wash, Azusa, alluvial fan E and west of levee; between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 213 Comment
  LA88586  Solidago californica O. H. Kappler; 1943-9-5 530 Los Angeles Santa Monica Mountains, Lechusa Canyon 304 Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  UCR201610  Solidago confinis Justin M. Wood 2008-11-21 250 Los Angeles San Gabriel Mountains, ANF Road (3N27), near Mount Gleason Road 1829 Comment
  UC63385  Solidago velutina subsp. californica Ernest Braunton 1903-9-1 905 Los Angeles Glendale to Burbank Comment
  LA209937  Sonchus oleraceus Norman A. Cole; May 1964 350 b Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA482509  Sonchus oleraceus Richard Noyes, Laurel Arnseth 1988-4-30 494 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA588910  Spartium junceum T. S. Ross 1990-6-8 2951 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA724592  Spartium junceum K. Dobry 1991-5-11 d- 195 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  RSA0097915  Spergularia bocconi C. B. Wolf 1932-5-10 3540 Los Angeles Santa Catalina Island, ridge between Mt. Shatto and the summit of Equestrial Trail, back of Avalon. 335 Comment
  SBBG51678  Spergularia bocconi M. R. Benedict 1971-6-27 Los Angeles N of airstrip near Northwest Harbor Comment
  SD232654  Spergularia bocconi A. C. Sanders, E. J. Lott 1993-5-6 13994 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  RSA0097063  Spergularia gracilis Anstruther Davidson 1895-4-15 s.n. Los Angeles Fulton Wells. Comment
  SBBG31489  Spergularia marina R. F. Thorne 1966-4-4 Los Angeles tip of Ballast Pt, Catalina Harbor, isthmus Comment
  RSA725849  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  JEPS62952  Stachys ajugoides var. rigida Frank W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon San Gabriel Mts. 1341 Comment
  RSA264689  Stachys bullata Louis C. Wheeler 1933-5-5 1708 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA446644  Stachys bullata Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  RSA765391  Stachys bullata Doris Bowers 1966-4-16 815 Los Angeles Malibu Canyon 91 Comment
  POM156208  Stachys rigida subsp. quercetorum L. R. Abrams 1902-6-15 2548 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SD215446  Stanleya pinnata Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3389 Los Angeles Little Rock Creek; Joshua Tree Campground on the southwest side of Little Rock Reservoir. 997 Comment
  UCR219825  Stanleya pinnata R. G. Swinney 2009-4-24 10433 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA66814  Stanleya pinnata var. pinnata F. W. Peirson 1918-6-16 292 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA590865  Stellaria media Orlando Mistretta 1994-4-12 1033 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  UCR281359  Stellaria media R. G. Swinney 2014-5-21 16624 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
  SEINET12558157 Image available Stellaria nitens Timothy S. Ross, Darin Banks 1994-1 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. Warm Springs Mountain 7.5' USGS Quadrangle. 634 Comment
  RSA233405  Stephanomeria blairii R. F. Thorne 1966-4-17 36123 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  RSA670647  Stephanomeria pauciflora var. pauciflora B. C. Templeton 1932-7-21 5032 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  LA32888  Stephanomeria virgata Peter H. Raven; Henry J. Thompson 1958-10-11 13750 Los Angeles Santa Monica Mountains, Tuna Canyon, Tuna Canyon Road 0.5 mi S of junction with Saddle Peak Rd 518 Comment
  SBBG127649  Stephanomeria virgata subsp. pleurocarpa R. Burgess, P. Munro 2008-10-8 8157 Los Angeles E side of Westlake Blvd, just SE of intersection of Westlake Blvd and Carlisle Rd, in grassy swale adjacent to tributary of Lake Eleanor Crk; Thousand Oaks 304 Comment
  RSA661174  Stillingia linearifolia LeRoy Gross 2001-5-27 425 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek . 305 Comment
  RSA680168  Stillingia paucidentata Scott D. White 2003-6-8 9415 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  IRVC26165  Stipa cernua A. C. Sanders 2003-6-19 26967 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA0091533  Stipa coronata R. G. Swinney 2011-6-14 15130 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UCR271869  Stipa lepida R. G. Swinney 2010-3-24 12097 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCSC000005  Stipa miliacea W. M. Phillipson 2010-4-30 s.n. Los Angeles Monrovia Comment
  UCR210287  Stipa parishii R. G. Swinney 2008-7-16 9258 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR270029  Stipa speciosa R. G. Swinney 2010-5-12 12731 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  VVC2921  Stutzia covillei Tim Thomas 2014-5-4 6296 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA675969  Stylocline gnaphaloides LeRoy Gross 2003-3-9 809 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  SFV4884  Stylocline gnaphaloides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  UCR259644  Stylocline gnaphaloides R. G. Swinney 2010-4-1 12127 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA438603  Suaeda calceoliformis Frances M. Morey 1923-6-18 s.n. Los Angeles Between W. Adams & Culver City Comment
  SEINET4076717  Suaeda calceoliformis B. C. Templeton 1939-1 7242 Los Angeles Chenetii Canyon, San Clemente Island. Comment
  UCR222989  Suaeda moquinii R. G. Swinney 2009-5-5 10638 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCSB63445  Suaeda nigra Sanders, A.; Lott, E. 1993-5-6 Los Angeles Mojave Desert: 12 miles N of Palmdale: Sierra Hwy at Ave "G" to 1/10 mi. NW of intersection; T8N R12W SW/4 S34; (UTM 10 km. cell: LJ-9E, 4N. Sterks Ranch) 706 Comment
  CATA1811  Suaeda taxifolia Benjamin E. Carter 2012-8-23 6998 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 Comment
  UC2052837  Suaeda taxifolia M. B. Dunkle 1939-4-4 7265 Los Angeles San Clemente Island, China Point. Comment
  UC55968  Suaeda taxifolia Ernest Braunton July 1902 555 Los Angeles Long Beach Comment
  CAS-BOT-BC234665  Symphoricarpos mollis Le Roy Abrams 1899-3-31 347 Los Angeles Sepulveda Canon [Canyon] Comment
  CAS-BOT-BC234673  Symphoricarpos mollis I. M. Johnston 1918-5-19 2002 Los Angeles Hills south of Pomona 365 Comment
  SBBG112961  Symphoricarpos mollis S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-6-11 SCa 709 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  CAS-BOT-BC97962  Symphyotrichum greatae Peter H. Raven; W. O. Griesel 1961-10-13 16842 Los Angeles Upper Arroyo Seco, about 200 yards above [Switzers] Switzer Camp 762 Comment
  CAS-BOT-BC98315  Symphyotrichum subulatum var. parviflorum J. Ewan 1931-10-24 5263 Los Angeles Santa Monica Mountains - north shore Malibu Lake Comment
  RSA587509  Syntrichopappus fremontii Orlando Mistretta 1995-3-24 1562 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  RSA455557  Tauschia arguta B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA455559  Tauschia arguta L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  RSA599823  Tauschia arguta Steve Boyd, Lauren Raz 1997-3-31 9400 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
  SD215378  Tauschia arguta Steve Boyd, Lauren Raz 1997-3-31 9400 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. 914 Comment
  RSA0048602  Taxodium mucronatum Robin J. Tausch 1963-4-5 s.n. Los Angeles Pierce College Campus, Woodland Hills. 243 Comment
  UCR220207  Tetradymia axillaris var. longispina R. G. Swinney 2009-4-24 10467 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  SD237352  Tetradymia canescens R. G. Swinney 2008-10-8 9543 Los Angeles San Gabriel Mtns.: Table Mountain West, north of Big Pines. 2284 Comment
  RSA639830  Tetradymia glabrata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55005 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  SFV4132  Tetradymia stenolepis H. B. King Jul 1958 s. n. Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  UC1070390  Tetradymia stenolepis W. A. Peterson 1935-1-24 11 Los Angeles 2 mi sw Gorman; Tejon Quad. 975 Comment
  UC68954  Tetradymia stenolepis H. M. Hall 1905-7-23 6172 Los Angeles Fairmount 853 Comment
  LA34258  Tetragonia tetragonoides Peter H. Raven; 1959-4-19 14013 Los Angeles SANTA MONICA MOUNTAINS, 0.8 mi E of Ventura County line. 7 Comment
  RSA608313  Thalictrum fendleri var. polycarpum Louis C. Wheeler 1930-5-17 38 -b Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA763111  Thinopyrum intermedium R. G. Swinney 2008-7-24 9356 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SBBG17870  Thysanocarpus laciniatus P. H. Raven 1962-4-10 17234 Los Angeles W side of island about 1.5 mi N of Thirst 457 Comment
  UC1922308  Thysanocarpus laciniatus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 760 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  CAS-BOT-BC169202  Toxicodendron diversilobum W. R. Dudley; F. H. Lamb 1896-6-8 11361 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA0091075  Toxicodendron diversilobum R. G. Swinney 2011-4-9 14363 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA386593  Toxicodendron diversilobum Ora M. Clark 1929-3-24 1768 Los Angeles Santa Susana Mountains. Comment
  UCD107419  Tribulus terrestris Louis C. Wheeler 1946-8-25 6246 Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 457 Comment
  RSA77838  Tribulus terrestris F. W. Peirson 1918-6-15 2028 Los Angeles Along railroad, Saugus. Comment
  SBBG6561  Trichostema lanatum H. and M. Dearing 1939-5-22 2693 Los Angeles Decker Ranch Rd Comment
  SD38753  Trichostema lanatum J. Davis 1931-5-4 Los Angeles Topanga Canyon Comment
  UC69090  Trichostema lanatum H. M. Hall Jul 1905 6718 Los Angeles San Francisquito Canyon Comment
  UCR154024  Trichostema lanatum A. C. Sanders 2005-5-11 30162 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UC26041  Trichostema lanceolatum Dr. Voght May 1896 Los Angeles near Palmdale Antelope Valley Comment
  RSA0086543  Trifolium ciliolatum R. G. Swinney 2011-5-3 14574 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SEINET10577489  Trifolium decodon John Quincy Fritchey s.n. Los Angeles Along ditches-6 miles S of town in flat- -land. Comment
  POM1953  Trifolium fucatum I. M. Johnston 1918-5-5 1895 Los Angeles Trunbull Canyon, Puente Hills 366 Comment
  IRVC28377  Trifolium gracilentum A. C. Sanders, Tricia Wotipka 2003-4-28 26093 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  POM308898  Trifolium gracilentum Kay H. Beach 1943-4-27 642 Los Angeles 0.5 mile above Flume no. 10, Monroe Canyon bottom, San Dimas Experimental Forest. San Gabriel Mtn range. Comment
  RSA251501  Trifolium gracilentum var. palmeri R. F. Thorne 1973-4-11 42882 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA661087  Trifolium gracilentum var. palmeri Orlando Mistretta 1992-4-5 199 Los Angeles Guds, San Clemente Island. Comment
  RSA630775  Trifolium gracilentum var. palmeri Steven A. Junak 1997-4-8 SCI- 791 Los Angeles San Clemente Island. W side of island, on flats just N of upper portion of Wall Rock Canyon. 311 Comment
  RSA0085283  Trifolium hirtum R. G. Swinney 2010-4-30 12466 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR146277  Trifolium hirtum Michael Denslow, Steve Boyd 2003-5-7 1087 Los Angeles Transverse Ranges; San Gabriel Mountains region, Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08) 762 Comment
  RSA612082  Trifolium microcephalum Valerie L. Soza 1998-4-26 70 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: Just west of main road, SE of pHake Lake, just N of Foothill Boulevard., Near 34 deg. 06'39''N, 117 deg. 42'48''W at center of BFS. 412 Comment
  RSA0110762  Trifolium microdon Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-16 SCa- 702 Los Angeles Santa Catalina Island. N slope of island, at head of Swain's Canyon. 412 Comment
  POM175413  Trifolium obtusiflorum Joseph A. Ewan 1930-6-25 2634 Los Angeles half-mile above Coldbrook camp, North fork San Gabriel River Comment
  RSA599697  Trifolium obtusiflorum L. C. Wheeler 1936-6-25 4189 Los Angeles San Gabriel Mountains: Tanbark Flat, San Dimas Canyon. 853 Comment
  PASA248  Trifolium tridentatum Ethel Mathew March 29 Los Angeles Altadena Comment
  RSA229001  Trifolium variegatum var. variegatum Robert F. Thorne, C. W. Tilforth 1971-6-30 40783 b Los Angeles Along open sandy flats along dessicated branch of S Fork of Little Rock creek 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UC1349360  Trifolium willdenovii Robert F. Thorne 1966-4-5 35799 Los Angeles 1/8 mi down rd to White's Landing (n slope Black Jack Mtn); Santa Catalina Island Comment
  POM6795  Trifolium willdenovii Philip A. Munz, Street, Williams 1919-4-5 2467 Los Angeles San Dimas. 305 Comment
  RSA155864  Trifolium willdenovii Peter H. Raven 1962-4-10 17201 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  JEPS66089  Trifolium wormskioldii Frank W. Peirson 1919-6-15 485 Los Angeles Rock Creek 1295 Comment
  CAS-BOT-BC133472  Triteleia clementina Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC1409101  Triteleia clementina Robert F. Thorne 1966-4-16 36056 Los Angeles slope of canyon below Lemon Tank (near dump, s of Nanny, ne side of island); San Clemente Island 182 Comment
  SEINET10866692  Triteleia clementina Robert F. Thorne 1966-4-16 Thorne 36056 Los Angeles San Clemente Island: Grassy, rocky, steep slope of canyon below Lemon Tank near dump, S of Nanny, NE side of Island, 600-700 feet; with Trifolium palmeri, T. tridentatum, Gilia nevinii, etc.; Comment
  RSA428370A  Tropidocarpum gracile Anstruther Davidson 1893-1 s.n. Los Angeles Lancaster Comment
  RSA639471  Turricula parryi Walter Wisura 1999-9-10 5134 Los Angeles 3.5 miles W of Cow Canyon Saddle on forestry road off Glendora Ridge Road. Comment
  UCR261350  Typha R. G. Swinney 2010-6-29 13383 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA133440  Typha domingensis Peter H. Raven 1959-9-6 14410 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  JEPS24241  Typha latifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6456 Los Angeles about 4 1/2 mi above and s artificial lake created by Little Rock - Palmdale Dam (along Little Rock Creek, n slope of San Gabriel Mountains); n side of San Gabriel Mountains, Little Rock Creek 1203 Comment
  CAS-BOT-BC91126  Umbellularia californica Geo. B. Grant 1906-2-21 s.n. Los Angeles Collected on Old Wilson Trail, Sierra Madre Mountains. 762 Comment
  HSC98316  Umbellularia californica C. E. Fellows 1965-9-7 143 Los Angeles 3 mi. from intersection of Angeles Crest Hwy. and Angeles Forest Hwy. on Angeles Crest Hwy. 1220 Comment
  POM310379  Umbellularia californica Margaret Hardinge 1946-3-11 146 Los Angeles Big Dalton Canyon. 457 Comment
  RSA0081388  Umbellularia californica R. G. Swinney 2010-8-26 13592 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA138248  Umbellularia californica P. H. Raven 1959-3-8 13835 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 30 Comment
  RSA350145  Umbellularia californica Wesley O. Griesel 1986-2-27 s.n. Los Angeles Verdugo Hills near Henderson Canyon 548 Comment
  SD253495  Umbellularia californica R. G. Swinney 2011-11-3 15981 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  UCR217439  Umbellularia californica R. G. Swinney 2009-2-26 10039 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  SFV22124  Uropappus lindleyi V. Soza, L. Gross, B. Hogshead 2001-4-26 1180 Los Angeles Verdugo Mountains Western mouth of La Tuna Canyon on north side of canyon. Trail from Tuxford Street and Ledge Ave. to ridgetop on north side of McDonald Creek. Ridgetop. 396 Comment
  CAS-BOT-BC381906  Uropappus lindleyi Louis C. Wheeler 1934-4-24 2540 Los Angeles Liveoak Canyon Dam, San Gabriel Mts. 457 Comment
  RSA0114170  Uropappus lindleyi Steve A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 Sca- 603 Los Angeles Santa Catalina Island. On ridge with Whitley's Peak, overlooking upper part of Swain's Canyon. 375 Comment
  RSA599101  Urtica dioica subsp. holosericea Victor W. Steinmann, Rosa Cerros-Tlatilpa 1996-7-7 923 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail. 1350 Comment
  RSA127847  Urtica dioica subsp. holosericea Peter H. Raven 1959-9-16 14654 Los Angeles Bouquet Canyon, 2.4 miles north of Guard Station. Comment
  CAS-BOT-BC327067  Venegasia carpesioides unspecified 1901-6-18 4132 Los Angeles Canyon near Sherman Comment
  OBI15354  Venegasia carpesioides Louis Wheeler 1932-3-12 478 Los Angeles Mandeville cyn, Santa Monica Mts. 122 Comment
  UCR170696  Venegasia carpesioides Dan S. Cooper 2005-6-3 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mouth of San Nicholas Creek (just east of Ventura county line) 30 Comment
  RSA411742  Verbena bracteata Anstruther Davidson 1891-7-27 s.n. Los Angeles RR Station Temple St., downtown Los Angeles Comment
Read comments
Sep 12 2010
  SFV16657  Verbena bracteata M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 912 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  SBBG107235  Verbena lasiostachys J. Rebman, J. Dunn 1996-4-29 3111 Los Angeles Eel Cove and Eel Cove Cyn; along wash 10 Comment
  SBBG98525  Verbena lasiostachys T. Ross 1991-5-21 5388 Los Angeles upper E branch of Box Cyn 472 Comment
  UCR190281  Verbena lasiostachys R. G. Swinney 1998-8-1 6616 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
  VVC504  Verbena lasiostachys P. J. MacKay 1989-1 s.n. Los Angeles San Gabriel Mtns, Jackson Lake. about 10 miles west of Wrightwood on Highway N4. About 300 m from lake 1873 Comment
  RSA3595  Verbena robusta Carl B. Wolf 1932-5-13 3612 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  RSA777356  Veronica anagallis-aquatica Orlando Mistretta, Christine Mistretta 2010-5-19 5119 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR148058  Veronica anagallis-aquatica Steve Boyd, Amber Maurice 2004-5-18 11344 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  CDA6496  Veronica anagallis-aquatica R. G. Howell 1960-6-1 Los Angeles Saugus area. 0 Comment
  CDA7903  Veronica anagallis-aquatica Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  RSA720154  Veronica arvensis LeRoy Gross 2007-4-6 2631 Los Angeles Southern front of the range: Wildwood Canyon. 499 Comment
  LA201516  Veronica persica Arthur C. Gibson; 2003-5-6 4875 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Malibu, Deerlick Trail, opposite Mulholland Highway. Comment
  CATA32  Vicia benghalensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 15 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  CATA3354  Vicia benghalensis Amy Catalano 2017-4-21 060 Los Angeles Santa Catalina Island: SW side of West End Rd. on N-facing hillside, 40 meters NW of parking area at Lion Head 65 Comment
  CATA471  Vicia benghalensis Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 613 Los Angeles Santa Catalina Island: 0.4 mile E of Two Harbors on Isthmus Road, S side of road 56 Comment
  UCR183574  Vicia hassei A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33534 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  UCR215973  Vicia sativa R. G. Swinney 2005-4-30 8229 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  UCR11620  Vicia villosa Mary V. Hood 1944-5-21 44- 51 k Los Angeles Western Transverse Range, near Calabasas 244 Comment
  POM296311  Viola pedunculata R. B. Houghton 1949-4-12 s.n. Los Angeles Grassy brushy hillside, Puente Hills. Comment
  RSA412703  Viola pedunculata Nellie Fowler 1884-3-1 s.n. Los Angeles Found near University West LA. Comment
  RSA527728  Viola pedunculata Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4294 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA774750  Viola purpurea R. G. Swinney 2009-6-17 11161 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA0020292  Vitis girdiana Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5111 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0121784  Vitis girdiana A. C. Sanders 2009-5-20 36857 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  RSA600153  Vulpia microstachys var. confusa Steve Boyd, Lauren Raz 1997-5-1 9648 A Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA628877  Vulpia microstachys var. microstachys L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA252955  Vulpia microstachys var. pauciflora R. F. Thorne, G. Wallace 1973-4-24 43420 a Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  UCD94633  Vulpia microstachys var. pauciflora Louis C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains, 2 miles NE of Vincent. 990 Comment
  RSA674270  Vulpia myuros LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 704 a Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 622 Comment
  RSA252958  Vulpia myuros var. hirsuta R. F. Thorne, G. Wallace 1973-4-24 43418 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  LA94262  Woodwardia fimbriata Lawrence L. Kiefer; 1966-3-20 1755 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  POM845  Woodwardia fimbriata Clara Roush 1905-2-10 s.n. Los Angeles Robles Canyon, N of Claremont 609 Comment
  RSA339709  Xylorhiza tortifolia var. tortifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55014 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  CAS-BOT-BC131830  Yucca brevifolia var. brevifolia Timothy S. Ross 1991-4-27 4672 Los Angeles Mojave Desert: Black Butte Basin Road, 2.75 miles and ca 145 deg. SW of Three Sisters [buttes] 1005 Comment
  RSA0085075  Yucca whipplei Patricia Wilder 1963-6-11 1401 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest at junction of roads to Tanbark Flats and San Dimas Canyon. Comment
  SEINET8736776 Image available Yucca whipplei var. parishii I. W. Clokey 1936-1 1033 Los Angeles Pasadena Glen 400 Comment
  RSA378350  Yucca whipplei var. whipplei T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  SEINET12192835  Zauschneria californica R. A. Schlising 1971-1 2997 Los Angeles 2.2 mi NE of Upper Chileo, San Gabriel Mts., junction Horse Flats Road and Angeles Crest Hwy Comment
  CAS-BOT-BC527134  Zigadenus brevibracteatus Robert F. Thorne; G. Wallace 1973-4-25 43367 Los Angeles 1/4 mile north of Bob's Gap, 3.5 miles south of Llano, north slope of Holcomb Ridge, San Gabriel Mts., Mojave Desert Slope 1188 Comment
  RSA384034  Zostera marina F. R. Fosberg 1931-5-4 4750 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. Comment



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