Search Results — 2000 specimen records retrieved (1584 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384190  Abies concolor F. R. Fosberg 1931-8-13 S 5675 Los Angeles Islip - Hawkins divide 2300 Comment
  RSA597119  Abies concolor T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3712 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  UC7618  Abronia J. H. Barber 1897-1-23 26 Los Angeles So. Santa Monica Comment
  RSA234636  Abronia maritima Robert F. Thorne 1970-3-6 39384 Los Angeles Santa Catalina Island: Ben Weston Beach (Mills Landing). 2 Comment
  SEINET4084347  Abronia umbellata W. C. Martin 1971-1 sn Los Angeles Point Dume. Comment
  UC1605519  Abronia umbellata F. R. Fosberg 1973-11-15 52234 Los Angeles San Clemente Island, Eel Point Comment
  RSA251417  Abronia umbellata Robert F. Thorne 1966-4-15 35990 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA682649  Acacia dealbata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1037 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  RSA0106567  Acer macrophyllum R. G. Swinney 2011-3-26 14227 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 Cyn. 476 Comment
  SEINET3195234 Image available Acer macrophyllum Leila M. Shultz 1982-5-5 6064 Los Angeles Rancho Santa Ana Botanic garden, In Claremont, S of San Gabriel Mountains. 430 Comment
  UCR209639  Acer macrophyllum R. G. Swinney 2008-7-2 9108 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 [at Reed Spring] 1878 Comment
  CAS-BOT-BC21687  Achillea millefolium Timothy S. Ross 1992-5-24 6415 Los Angeles San Gabriel Mountains. Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabrield Dam). 475 Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR76417  Achillea millefolium T. S. Ross 1992-4-14 6188 Los Angeles Channel Islands, San Clemente Island: c. 30 m ENE of intersection of new Lemon Tank Road and main N-S road 340 Comment
  CAS-BOT-BC211918  Achnatherum coronatum Peter H. Raven; Henry J. Thompson 1959-5-5 14159 Los Angeles Malibu Canyon 3.0 miles south of Tapia Park, Santa Monica Mountains 91 Comment
  RSA550290  Achnatherum speciosum Walter Wisura, G. perez 1992-5-19 4772 Los Angeles W- Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA589274  Achnatherum speciosum Timothy S. Ross 1991-4-28 4759 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  UCSB26212  Achnatherum speciosum Gliessman, Nan 1968-4-6 Los Angeles 100 ft S of Soledad Cyn Rd, 0.6 mi N of junction with Old Sierra Hwy, 4 mi NE of Acton 914 Comment
Read comments
Oct 14 2015
  UCD103864  Acmispon americanus var. americanus Daryl Koutnik 1978-6-3 514 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  SDSU4282  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  LA48001  Acmispon dendroideus var. dendroideus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  SBBG121251  Acmispon maritimus var. maritimus V. Soza, S. Deo, L. Gross 2000-4-20 697 Los Angeles NE side of La Tuna Cyn, N of 210 Fwy, N of La Tuna Cyn Rd; SSW of Dorothy and Estepa Drive jct, Haines Cyn Park 579 Comment
  LA52407  Acmispon micranthus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR282618  Acmispon micranthus Dan S. Cooper 2017-4-13 417- 23 Los Angeles Cornell Corners, ridge east of Kanan Rd. & Cornell Rd. 283 Comment
  UC1971138  Acmispon nevadensis var. nevadensis Scott D. White, D. E. Bramlet 1998-6-29 6827 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  SBBG68091  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SBBG68100  Acmispon strigosus M. N. Ackley -Feb-1928 547 Los Angeles Eagle Rock 304 Comment
  CHSC100225  Acmispon wrangelianus John Dittes 2006-6-5 1409 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 aor-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  SEINET5327570  Acmispon wrangelianus E. Palmer, Collected by Pupils of Los Angeles High School s.n. Los Angeles Claremont Comment
  UC485225  Acourtia microcephala R. L. Pendleton 1909-7-2 1368 Los Angeles road east of Avalon; Catalina Island Comment
  RSA471673  Acourtia microcephala M. B. Dunkle 1930-7-10 2430 Los Angeles Santa Catalina Island, Canyon Amphitheater. Comment
  SEINET9327498  Acroptilon repens Unknown 2002-7-10 53580 Los Angeles Los Angeles Comment
  LA94776  Adenostoma fasciculatum Norman A. Cole; May 1964 373 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  UCR186797  Adenostoma fasciculatum Gary Kovnat, LeRoy Gross 2003-4-5 36 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  UCR258816  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12973 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  POM90018  Adenostoma fasciculatum Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA390494  Adenostoma fasciculatum var. fasciculatum Ron Yee 1979-5-12 88 Los Angeles Cold Canyon Road, near Tapi Pk. [Tapia Park?] 152 Comment
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Sep 25 2014
  RSA390568  Adenostoma fasciculatum var. fasciculatum Robin S. Collins 1973-5-15 287 Los Angeles Angeles National Forest, Trail Canyon. 610 Comment
  RSA717613  Adenostoma fasciculatum var. fasciculatum Gary D. Wallace 1987-5-5 2645 Los Angeles Monrovia. Gold Hill. Comment
  UCR190779  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6693 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA190970  Adiantum capillus-veneris R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36763 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  CAS-BOT-BC65635  Adiantum jordanii L. R. Abrams; I. L. Wiggins 1931-7-6 368 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG13142  Adiantum jordanii E. R. Blakley 1962-10-6 5470 Los Angeles Pebbly Beach Cyn 91 Comment
  RSA0065475  Adiantum jordanii William Gilbert 1968-3-20 s.n. Los Angeles Glendora. Comment
  RSA627494  Ageratina adenophora Louis C. Wheeler 1965-2-4 8653 Los Angeles Glendale: Southern Pacific Railroad Station. Comment
  RSA0091795  Agoseris retrorsa Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC174240  Agrostis R. G. Swinney 2008-7-24 9351 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA747976  Agrostis R. G. Swinney 2001-8-27 8188 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  RSA228895  Agrostis exarata R. F. Thorne 1971-8-25 41305 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA577546  Agrostis exarata L. C. Wheeler 1936-7-2 4202 Los Angeles Big Dalton Canyon 457 Comment
  CAS-BOT-BC139738  Agrostis gigantea John Thomas Howell 1947-7-18 23425 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA720401  Agrostis stolonifera R. G. Swinney 1997-7-23 5734 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  UCR173888  Agrostis stolonifera Scott D. White 2004-8-20 10732 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: west of Upper Big Tujunga Canyon Rd., c. 2 air mi N of the junction with Angeles Crest Hwy 1159 Comment
  RSA682516  Ailanthus altissima Scott D. White, Michael Honer 2003-5-7 9189 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA528035  Albizia distachya S. Morgan 1991-3-3 s.n Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  RSA453105  Alchemilla occidentalis F. R. Fosberg 1931-4-13 S- 4592 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island. 50 Comment
  UC566987  Allium fimbriatum var. fimbriatum A. D. Gifford 1935-5-10 701 Los Angeles 3 mi sse Neenach; Tejon Quadrangle 1005 Comment
  UCR129341  Allium lacunosum var. davisiae F. W. Peirson 1926-4-26 6658 Los Angeles Mojave Desert, 2 miles east of Palmdale 793 Comment
  UCR181135  Allium peninsulare R. G. Swinney 1997-5-13 5522 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA0098378  Allophyllum divaricatum R. G. Swinney 2011-6-6 14984 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA802423  Allophyllum divaricatum Orlando Mistretta, Cher Batchelor 2011-7-27 6004 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  UCR51985  Allophyllum divaricatum Steve Boyd, T. S. Elias 1987-4-14 2070 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA26675  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
  RSA182334  Allophyllum glutinosum J. D. Olmsted 1962-4-30 3422 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA733675  Allophyllum glutinosum R. G. Swinney 1998-8-5 6650 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SFV14460  Alnus rhombifolia J. L. Reveal 1987-9-9 3880 Los Angeles Santa Susana Mountains Limekiln Canyon, north of Rinaldi. 396 Comment
  SEINET10447433  Amaranthus David B. Dunn 1947-7-20 Dunn 2990 Los Angeles Collected at 316 North Avenue 50. Comment
  RSA402988  Amaranthus deflexus E. S. Spalding 1922-11 s.n. Los Angeles Los Angeles. Comment
  RSA683890  Amaranthus hybridus A. C. Sanders, Mark Elvin, Cathleen Weigand, et al. 2002-8-6 25549 Los Angeles Santa Clara River Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  UCR259548  Ambrosia acanthicarpa R. G. Swinney 2010-10-15 14064 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  CAS-BOT-BC13719  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey Comment
  RSA702190  Ambrosia confertiflora Scott D. White, Pam De Vries 2004-6-14 10484 -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
  IRVC28761  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns. 396 Comment
  RSA128053  Ambrosia psilostachya Peter H. Raven, Henry J. Thompson 1958-9-28 13730 Los Angeles Elysian Park. 198 Comment
  JEPS45151  Amelanchier utahensis Frank W. Peirson 1911-1 Los Angeles Lower Rock Creek; San Gabriel Mountains Comment
  POM18145  Amelanchier utahensis Philip A. Munz 1923-5-26 6834 Los Angeles Big Rock Creek, San Gabriel Mountains 2012 Comment
  RSA306183  Amorpha californica Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
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Sep 24 2014
  UCR280880  Amorpha californica R. G. Swinney 2014-5-15 16528 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  CAS-BOT-BC180649  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  UCR269955  Amsinckia tessellata R. G. Swinney 2010-6-1 13089 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
  SDSU21093  Amsinckia tessellata var. tessellata Ian Cain, Bruce Lund 2010-5-10 1402 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA403044  Amsonia tomentosa var. tomentosa Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
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Sep 23 2017
  RSA0113434  Ancistrocarphus filagineus LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7537 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
  RSA603895  Ancistrocarphus filagineus L. C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  RSA653387  Andropogon glomeratus var. scabriglumis LeRoy Gross 2000-8-25 264 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 324 Comment
  UCR192587  Androsace elongata subsp. acuta A. C. Sanders 2008-4-10 34801 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
  RSA305713  Anemopsis californica Mark Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 23 Comment
  POM9877  Anemopsis californica I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA165740  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile SE of Gorman. Comment
  CHSC34558  Anthemis cotula James Henrickson 1973-6-15 10705 Los Angeles City of Long Beach. At jct of Pacific Coast Highway and Colorado St. 3 Comment
  CHSC95848  Antirrhinum coulterianum LeRoy Gross; Laura Moore 2000-6-5 228 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR280395  Antirrhinum kelloggii Jeremiah George, Eric Kline 2017-4-17 417- 05 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  JEPS26433  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles 2.1 mi from Ferndale (along road to Saddle Peak); Santa Monica Mountains 502 Comment
  CATA234  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, A. Douglas Propst 1973-5-4 227 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon 213 Comment
  POM277127  Apiastrum angustifolium E. S. Steele, H. S. Pratt 1935-5-16 s.n. Los Angeles West hills of Eagle Rock 457 Comment
  POM366916  Aquilegia formosa L. E. Hoffman 1928-8-15 s.n. Los Angeles Buckhorn Flats, Angeles Forest. Comment
  UCR247280  Arabidopsis thaliana Dan S. Cooper 2013-3-17 313- 52 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  LA200295  Arabis glabra var. glabra Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0126402  Arabis glabra var. glabra Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1344 Los Angeles La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon. 457 Comment
  UCR191677  Arabis pulchra T. B. Salvato 2008-4-22 3300 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA617478  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 B Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  RSA628869  Arabis pulchra var. pulchra L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 1/4 mile north of Big Rock Springs. 1158 Comment
Read comments
Jul 28 2014
  RSA279039  Arbutus menziesii R. F. Thorne 1971-4-23 41482 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  RSA637497  Arctostaphylos Valerie L. Soza, Kent Hughes 1999-6-17 565 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  CAS-BOT-BC23852  Arctostaphylos catalinae Brandegee 1889-5-1 24 Los Angeles Santa Catalina Island Comment
  RSA367237  Arctostaphylos catalinae M. B. Dunkle 1929-12-27 2037 Los Angeles Hay Press, Santa Catalina Island Comment
  CSUSB2277  Arctostaphylos gabrielensis Kimberlyn Williams 2007-5-7 s.n. Los Angeles San Gabriel Mountains South-facing slope above Big Pines Information Center, below road to JPL, opposite Mountain High Ski Resort, near pullout. 2163 Comment
  RSA626764  Arctostaphylos glandulosa Tim Ross, Steve Boyd 1992-7-5 6619 Los Angeles Red Mountain 1201 Comment
  UC1120237  Arctostaphylos glandulosa subsp. zacaensis F. H. Raymond 1930-1-13 28 Los Angeles head of Corral Canyon Calabasas Quadrangle Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA631466  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16003 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631556  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15806 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631578  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15624 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631612  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15850 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631633  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15833 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 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
  SEINET3094053 Image available Arctostaphylos glauca Steve Myers 1989-3-20 sn Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andrea rift zone bisects the area. 884 Comment
  RSA127427  Arctostaphylos glauca var. glauca H. J. Thompson 1959-2-20 1844 Los Angeles 0.5 mile sout-west of peak, along Piuma Road, Saddle Peak. 671 Comment
  RSA634367  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22070 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634740  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20609 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634772  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20357 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634857  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20571 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634899  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20302 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  PASA1310  Arenaria macradenia Frank W. Peirson 1921-7-1 Los Angeles Aliso Creek at Tie Canyon, San Gabriel Mts. 1356 Comment
  HSC16734  Argemone munita subsp. munita C. E. Fellows 1965-9-7 144 Los Angeles 1 mi. up Angeles Crest Hwy. from Red Box Station Comment
  UC121470  Aristida adscensionis T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC146299  Aristida ternipes var. gentilis George B. Grant 1904-3-1 66 Los Angeles Altadena. Comment
  UC60159  Aristida ternipes var. hamulosa J. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  CAS-BOT-BC84972  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles East of wilson Cove area, San Clemente Island Comment
  RSA526628  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4198 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  LA94392  Artemisia douglasiana O. H. Kappler; 1942-11-1 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA762496  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SBBG128242  Artemisia douglasiana M. L. Hoefs, S. A. Junak, K. Kirkland 1998-7-18 2986 Los Angeles Middle Ranch Reservoir 188 Comment
  UC57435  Artemisia douglasiana J. H. Barber 1897-9-3 280 Los Angeles Santa Monica Forestry Station Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR270824  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  UCR276759  Artemisia douglasiana R. G. Swinney 2011-10-13 15776 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  RSA594791  Artemisia dracunculus Steve Boyd, Lauren Raz 1996-10-29 9104 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
  UCR246488  Artemisia dracunculus Dan S. Cooper 2011-7-22 711- 85 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Vermont Canyon, Griffith Park, just north of tennis courts 323 Comment
  SBBG42311  Artemisia nesiotica M. B. Dunkle 1939-4-5 7276 Los Angeles Pyramid Cove Comment
  RSA774610  Artemisia tridentata R. G. Swinney 2009-7-29 11427 Los Angeles Pacifico Mountain summit 2134 Comment
  UC892543  Artemisia tridentata B. D. Stark 1933-1-24 4525 Los Angeles 1 mi nw Newhall Comment
  CLARK-A1528-1596  Artemisia tridentata subsp. parishii John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  RSA93837  Artemisia tridentata subsp. parishii F. W. Peirson 1921-11-11 1452 Los Angeles Lower Bouquet Canyon. Comment
  RSA478871  Arthrocnemum subterminale F. R. Fosberg 1930-6-30 S 3057 Los Angeles Del Rey 1 Comment
  SBBG77646  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 4888 Los Angeles Little Harbor, facing ocean 5 Comment
  SFV2797  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  LA200069  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1708 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 3rd [4th?] switchback S of Monte Nido. 382 Comment
  RSA5538  Aster bernardinus C. B. Wolf 1932-9-16 4104 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR118598  Aster frondosus David Charlton, Lew Heide 1991-9-19 5611 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  POM324421  Aster greatae Peter H. Raven, W. O. Griesel 1961-10-13 16842 Los Angeles Upper Arroyo Seco, above Switzer's Camp 762 Comment
  UCR159162  Astragalus A. C. Sanders, E. J. Lott 1993-5-6 13961 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  SD60381  Astragalus douglasii Peter H. Raven 1957-6-16 10924 Los Angeles 0.4 mile south of the sumit of Tejon Pass, Tehachapi Mountains. Comment
  UCR146451  Astragalus douglasii var. douglasii Orlando Mistretta 1992-5-25 404 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  RSA0106879  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 637 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
  CAS-BOT-BC187097  Astragalus lentiginosus var. borreganus Roxana S. Ferris 1918-6-12 911 Los Angeles Lancaster Comment
  JEPS108276  Astragalus lentiginosus var. variabilis David Gowen 2005-5-11 313 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  RSA248864  Astragalus miguelensis R. F. Thorne 1973-4-11 42877 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SBBG12719  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles China Pt 3 Comment
  SBBG20572  Astragalus miguelensis E. R. Blakley 1963-12-8 6413 Los Angeles N of West Cove at Sand Pt near Triangulation Pt "Driggs" 7 Comment
  SBBG98673  Astragalus miguelensis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5083 Los Angeles sand dunes on coastal terrace at West Cove, SW of the new landing field 6 Comment
  SD47447  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles San Clemente Island, northern end, on sand dunes Comment
  SBBG132303  Astragalus miguelensis S. A. Junak 1995-1-6 SCI- 247 Los Angeles just inland from cove by "Flasher" 15 Comment
  CDA31248  Astragalus trichopodus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UCR214618  Astragalus trichopodus A. C. Sanders, Dan S. Cooper 2010-3-12 37359 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC194075  Astragalus trichopodus var. lonchus Robert F. Thorne; C. W. Tilforth 1971-6-17 39970 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  SBBG44173  Astragalus trichopodus var. lonchus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  CAS-BOT-BC199091  Astragalus trichopodus var. phoxus E. K. Balls; L. W. Lenz 1950-3-28 14460 Los Angeles 3 miles north of Castaic, Hwy 99. 457 Comment
  LA82135  Astragalus trichopodus var. phoxus O. H. Kappler; 1941-3-12 113 Los Angeles Santa Monica Mountains, Topanga Canyon 91 Comment
  RSA615560  Astragalus trichopodus var. phoxus LeRoy Gross 1998-5-15 18 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 365 Comment
  UC40778  Asystasia bella Ernest Braunton May 1901 Los Angeles Los Angeles Cal. Comment
  LA32257  Athysanus pusillus Peter H. Raven; Henry J. Thompson 1959-4-3 13925 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  UC1784346  Atriplex amnicola H. C. Stutz 1991-4-16 95465 Los Angeles Malibu Lagoon Comment
  UCR11935  Atriplex californica P. H. Raven, H. J. Thompson 1959-6-4 14341 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 46 Comment
  RSA608512  Atriplex canescens subsp. canescens L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  SD69680  Atriplex coulteri Robert F. Thorne, P. Everett 1965-6-23 34980 Los Angeles Santa Catalina Island; dry roadside at Hay Press Reservoir. 409 Comment
  OBI35621  Atriplex lentiformis Rebecca Cicoria 1981-4-23 14 Los Angeles 1/2 mi from Rolling Hills Fire STation down Portuguese Canyon, Rancho Palos Verdes Comment
  RSA478289  Atriplex lentiformis subsp. breweri G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  UC7044 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer 1863-12-21 75 Los Angeles Santa Monica; ; Sierra Santa Monica, near Camp 3 Comment
  CAS-BOT-BC180939  Atriplex nummularia Edith Purer 1934-8-3 5908 Los Angeles Playa del Rey Comment
  RSA3030  Atriplex nummularia C. B. Wolf 1931-12-30 2638 Los Angeles Playa del Rey 30 Comment
  SD67593  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Coastal bluffs at Playa del Rey. Comment
  SBBG65388  Atriplex parryi R. Hoffmann 1931-6-23 Los Angeles Lancaster Comment
  UCR103758  Atriplex parryi David Charlton 1989-5-25 3196 C Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  RSA453965  Atriplex semibaccata F. R. Fosberg 1930-6-23 S 2931 Los Angeles Del Rey. 1 Comment
  RSA702078  Atriplex serenana var. serenana Scott D. White, Pam De Vries 2004-6-14 10497 -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
  SD69602  Atriplex triangularis Robert F. Thorne, P. Everett 1965-6-24 35044 Los Angeles Santa Catalina Island; flat area behind sandy beach at Shark Harbor, west side of island. 7 Comment
  CATA1239  Atriplex watsonii Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2317 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  SBBG128194  Atriplex watsonii M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2187 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 27 Comment
  RSA213403  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  SEINET3919639  Avena barbata L. M. Prince 2002-3-25 02 -277 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd.; 0 400 Comment
  SFV20999  Avena fatua L. Gross 2003-3-23 815 Los Angeles San Fernando Valley Sunland, Sunhill Estates housing tract on south bluff overlooking Big Tujunga Wash. 335 Comment
  UCR275025  Avena fatua Michael Honer, Rachel Woodard 2006-4-18 2201 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 1006 Comment
  RSA385413  Avena sativa F. R. Fosberg 1931-3-31 S- 4425 Los Angeles Avalon, Santa Catalina Island. Comment
  CHSC100226  Azolla John Dittes; Josephine Guardino 2006-12-11 1439 A Los Angeles Western Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; ca. 1.8 air-miles SW of Big Tujunga Dam, ca. 1.6 air-miles NE of Mt. Lukens, ca. 0.9 air-mile SE of Big Tujunga USFS Station; in shallow water and in wet sand at edge of Big Tujunga Creek. 598 Comment
  SBBG14037  Azolla filiculoides P. H. Raven 1962-5-22 17853 Los Angeles Middle Crk about 1 mi below ranch Comment
  RSA709377  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  CAS-BOT-BC98734  Baccharis douglasii Ernest Braunton 1902-7-1 602 Los Angeles L.A. River, Los Angeles Comment
  CATA3135  Baccharis glutinosa Sarah Ratay 2010-7-26 129 Los Angeles Santa Catalina Island: Empire, off road near picnic tree 107 Comment
  OBI52808  Baccharis malibuensis J. Henrickson, T. Thomas, C. Wishner 1991-12-5 22452 Los Angeles Santa Monica Mtns, 0.3 mi E of Las Virgenes Rd along Las Virgenes Cyn Rd towards Cottontail Ranch, plnt under powerlines on N side of road across from home at 1643 Las Virgenes Cyn Rd; Soka Univ Property 235 Comment
  RSA0008313  Baccharis malibuensis Carl Wishner 2000-10-13 3950 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  CAS-BOT-BC98173  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - summit Comment
  SFV21393  Baccharis salicifolia L. Gross 2002-3-7 489 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  UCR190853  Baccharis salicifolia R. G. Swinney 1998-8-6 6690 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCSB12774  Baccharis salicifolia Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek, 3.5 miles west of Guard Station, 0.5 miles north of Pipe Creek; Big Tujunga Canyon, Angeles Ntl. Forest, San Gabriel Mts. Comment
  JEPS40679  Baccharis salicifolia subsp. salicifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  UCD129478  Baccharis salicifolia subsp. salicifolia Gordon Pilone 1960-4-21 13 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. 365 Comment
  UC1587685  Baccharis salicina Tim Ross 1991-3-9 4166 Los Angeles 300 ft sw of Colima Rd x Camino del Sur; Whittier Hills (Puente Hills, pro parte) 213 Comment
  UC284839  Balsamorhiza deltoidea P. A. Munz 1923-6-9 6915 Los Angeles 6 mi N of, in canyon Elizabeth Lake Comment
  RSA279017  Bassia hyssopifolia R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42193 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA12650  Bassia hyssopifolia C. B. Wolf 1934-8-16 6048 Los Angeles Bryant Ranch east of Long Beach., T4S R12W. 300 ft east of center of sect. 34 & 100 ft. so. of no. line of same 4 Comment
  RSA0014730  Berberis nevinii Laura Moore, Jean Moore 1999-4-25 37 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  SD69359  Beta macrocarpa Robert F. Thorne, P. Everett 1965-5-11 34538 Los Angeles Santa Catalina Island; salt flats north and rocky shore line along Catalina Harbor. Comment
  RSA608335  Bidens laevis L. C. Wheeler 1950-9-23 6795 Los Angeles San Gabriel Mountains: Gauging station near Big Tujunga Ranch, Big Tujunga Canyon 480 Comment
  RSA367444  Bloomeria crocea var. crocea Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  SD230122  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains Region: Upper northern flank of Liegre Mountain head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. Relatively gentle slopes, grading into steep canyon sides. 1584 Comment
  RSA610965  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  RSA465630  Boisduvalia glabella H. E. Hasse 1892-06 s.n. Los Angeles Santa Monica. Comment
  SEINET7547791 Image available Bolboschoenus robustus Dick Swinney 1992-9-17 1919 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon, Debris Basin. Comment
  CAS-BOT-BC145851  Bothriochloa laguroides subsp. torreyana A. J. McClatchie 1893-9-14 474 Los Angeles Catalina. Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  SBBG116038  Bowlesia incana R. Burgess, P. Munro 1998-1-25 2637 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  UCR78772  Bowlesia incana R. G. Swinney 1993-4-12 2100 Los Angeles San Gabriel Valley, Glendora, Toyon Nature Trail in South Hills 306 Comment
  UC1228869  Bowlesia incana Peter H. Raven 1962-4-12 17326 Los Angeles w side of San Clemente Island, soth of canyon below the Tomb San Clemente Island 137 Comment
  RSA84353  Boykinia rotundifolia F. W. Peirson 1904-8-28 74 Los Angeles Little Santa Anita Canyon, south base of San Gabriel Mts. Comment
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Feb 1 2012
  UCR194303  Boykinia rotundifolia R. G. Swinney 1998-8-6 6669 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  CAS-BOT-BC145698  Brachypodium distachyon David B. Weissman 1971-6-16 81 Los Angeles Santa Catalina Island. Big Springs Reservoir. 289 Comment
  CATA729  Brachypodium distachyon Mark L. Hoefs 1991-5-18 1242 Los Angeles Santa Catalina Island: Upper Middle Canyon, near Edison pump station 344 Comment
  LA92007  Brachypodium distachyon Peter H. Raven; 1962-5-22 17825 Los Angeles Santa Cruz Island, above Emerald Bay 121 Comment
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Jun 5 2014
  SBBG31198  Brachypodium distachyon R. F. Thorne 1966-6-2 Los Angeles between Moonstone and White Coves 30 Comment
  SEINET251738 Image available Brachypodium hybridum A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs towaed Pt. Vicente (Redondo Beach 7.5 Q.: Near 33.44' 20'N, 118. 23' 58 2 Comment
  RSA741020  Brassica fruticulosa Justin M. Wood, Brandy Wood 2009-1-2 270 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  PASA389  Brassica nigra Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM351117  Brickellia californica Anstruther Davidson 1901-9-1 s.n. Los Angeles Rocky Creek Comment
  RSA164851  Brickellia californica Wesley O. Griesel 1962-9-14 738 Los Angeles State Hwy. 2 between Islip Saddle and Dawson Saddle. 2134 Comment
  SBBG31303  Brickellia californica R. F. Thorne with P. C. Everett 1965-6-22 34857 Los Angeles rd to Renton Mine 121 Comment
  SBBG66123  Brickellia californica M. N. Ackley -Nov-1928 174 Los Angeles Eagle Rock 213 Comment
  UC571020  Brickellia nevinii Frank W. Peirson 1924-12-5 5382 Los Angeles Head of Eaton Canyon, s face of San Gabriel Peak, San Gabriel Mountains San Gabriel Mountains, San Gabriel Peak, Eaton Canyon 1645 Comment
  LA51386  Brodiaea jolonensis Peter H. Raven; David S. Verity 1960-5-7 15350 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners, just W of Cornell Corners. 213 Comment
  RSA545167  Bromus arizonicus Timothy S. Ross 1992-4-14 6190 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  SBBG17803  Bromus arizonicus P. H. Raven 1962-4-9 17126 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA679049  Bromus berteroanus Valerie L. Soza, LeRoy Gross 2002-5-8 1455 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  SEINET4345041  Bromus carinatus G. B. Grant 1904-4-27 117 a/6162 Los Angeles Pasadena, So. Cal. Comment
  RSA188517  Bromus carinatus var. carinatus R. F. Thorne, John Olmstead 1965-8-26 35386 Los Angeles San Gabriel Mountains 2011 Comment
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Jun 16 2015
  RSA775911  Bromus carinatus var. carinatus Orlando Mistretta, Christine Mistretta 2010-5-26 5217 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  UCR147054  Bromus carinatus var. carinatus L. C. Wheeler 1967-9-5 10691 Los Angeles Transverse Ranges/San Gabriel Mtns, Lupine Campground, Prairie Fork 1982 Comment
  RSA640872  Bromus catharticus L. C. Wheeler 1967-8-8 10375 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  RSA752481  Bromus catharticus Justin M. Wood 2009-4-22 531 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR127648  Bromus catharticus A. C. Sanders, Mark Elvin 2002-6-25 25268 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CATA717  Bromus diandrus Mark L. Hoefs 1991-5-3 1219 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  LA105374  Bromus diandrus Barry A. Prigge; 1989-4-23 8477 .1 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  POM363394  Bromus diandrus Anstruther Davidson 1917-04 3220 Los Angeles E. Los Angeles. Comment
  RSA150659  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA660814  Bromus diandrus Gerald Braden 1988-5-22 34 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  SEINET4044520  Bromus diandrus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  SBBG56565  Bromus grandis M. N. Ackley 1929-5-11 Los Angeles San Dimas Cyn Comment
  UC1131239  Bromus madritensis subsp. rubens A. D. Gifford 1935-5-8 669 Los Angeles Angeles National Forest, top of Whitaker Peak Whitaker Peak; Angeles National Forest, Whitaker Peak 1249 Comment
  UC519878  Bromus madritensis subsp. rubens Carl Epling April, 1931 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  UCR43353  Bromus marginatus David Charlton 1986-6-15 228 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CAS-BOT-BC162085  Bromus pseudolaevipes Le Roy Abrams 1901-6-1 1704 Los Angeles Saddle Peak. Santa Monica Mountains. Comment
  PASA650  Bromus rigidus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UCR125404  Bromus rubens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25695 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR271804  Bromus rubens R. G. Swinney 2010-3-24 12056 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0019719  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4842 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  UCD59908  Bromus tectorum var. glabratus A. A. Beetle 1942-4-24 3214 Los Angeles 6 miles W of Llano. Comment
  UC2029944  Calandrinia breweri Valerie Soza, LeRoy Gross 2001-4-24 1173 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.5mile WNW of the Santa Anita Dam. Comment
  RSA533973  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5177 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 491 Comment
  RSA251439  Calandrinia maritima R. F. Thorne 1966-4-16 36043 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  CATA3252  Calandrinia menziesii Julie L. King 2017-2-20 50 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 202 Comment
  SEINET3480251  Calluna vulgaris Unknown 2000-1 1375 Los Angeles Los Angeles, Los Angeles Comment
  RSA0091506  Calocedrus decurrens R. G. Swinney 2011-10-10 15769 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR194070  Calochortus albus R. G. Swinney, Dave Larson 1999-5-29 7216 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  UC119891  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  UC457215  Calochortus catalinae Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR157911  Calochortus catalinae Robert J. Steers 2005-5-8 11 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  POM11482  Calochortus invenustus Philip A. Munz 1921-6-17 4651 Los Angeles Swartout Valley 1829 Comment
  POM1696  Calochortus splendens Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  SBBG57810  Calochortus venustus R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR155128  Calochortus venustus A. C. Sanders 2005-5-5 29925 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA735912  Calochortus weedii var. intermedius Justin M. Wood 2008-5-28 5 Los Angeles California State Polytechnic University, Pomona. Ecological reserve in the hills above parking lot J. 305 Comment
  RSA95092  Calycoseris parryi F. W. Peirson 1921-5-20 2765 Los Angeles Little Rock Creek, San Gabriel Mtns. 976 Comment
  UCR209910  Calyptridium R. G. Swinney 2008-7-24 9286 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  JEPS52562  Calyptridium monandrum Frank W. Peirson 1918-6-4 33 Los Angeles Foothills e of Rubio Canyon 609 Comment
  UCR189754  Calyptridium monandrum R. G. Swinney 1998-7-10 6398 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
  RSA0035022  Calyptridium monandrum A. Lee Haines 1965-4-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. 396 Comment
  RSA732941  Calyptridium parryi var. parryi R. G. Swinney 1999-8-9 7606 Los Angeles East end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  SBBG58112  Calystegia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CHSC35399  Calystegia macrostegia subsp. cyclostegia Richard S. Hood 1971-5-28 351 Los Angeles 1.5 air mi SW of Saddle Peak on Schueren Rd, 0.9 mi NW of jct with Puima Rd in Santa Monica Mtns 609 Comment
  LA33478  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1959-4-4 13952 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 15 Comment
  UC1594356  Calystegia macrostegia subsp. intermedia Tim Ross, Mathew Bell 1992-3-22 6051 Los Angeles w side of Yerba Buena Road ca 360m nnw of intersection with Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  UC450949  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 46 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon (Verdugo Hills, waste land and along roadsides) Comment
  RSA0016984  Calystegia macrostegia subsp. intermedia James M. Clisbe 1930-5-6 16064 Los Angeles Nichols Canyon, Santa Monica Mts. Comment
  RSA187861  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-28 36206 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  CAS-BOT-BC215908  Calystegia peirsonii R. K. Brummitt; S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res. 485 Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA764504  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2592 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA71111  Calystegia soldanella F. W. Peirson 894 Los Angeles Ballona Comment
  CHSC57475  Camissonia L. Mayer; I. Mayer 1974-4-10 166 Los Angeles Hwy 18 ca. 1 mi nw of its junction with Hwy 138. Comment
  IRVC26345  Camissonia bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  RSA465682  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  UCR252735  Camissonia californica R. G. Swinney 2010-5-29 13410 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA551278  Camissonia campestris subsp. campestris Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA186643  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-14 17746 Los Angeles Grown at Claremont. Comment
  POM49676  Camissonia cheiranthifolia subsp. suffruticosa L. R. Abrams 1901-5-28 1679 Los Angeles Ballona Harbor Comment
  RSA72258  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1921-2-26 2579 Los Angeles Beach 1 mile east of Topango [Topanga]. Comment
  RSA611839  Camissonia claviformis Steve Boyd, Valerie Soza 1998-4-28 10173 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  SBBG60463  Camissonia contorta M. N. Ackley -Apr-1926 758 Los Angeles Eagle Rock 182 Comment
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Jun 24 2020
  RSA448984  Camissonia hirtella Robert L. Dressler 1949-6-18 883 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA186754  Camissonia hirtella Peter H. Raven 1962-5-1 17506 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA678251  Camissonia ignota Valerie L. Soza, Steve D. Boyd 2002-4-10 1393 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 640 Comment
  RSA162868  Camissonia ignota John Olmsted 1958-3-10 40 Los Angeles Edge of Oak Woodland 1 mile below crest of Liveoak Creek fire road with live oak creek drainage to the SW. 4 miles N of Webb School and 2 miles N of Hill ranch, NE of Claremont. 610 Comment
  RSA75433  Camissonia ignota F. W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  RSA449021  Camissonia micrantha M. B. Dunkle 1933-7-11 3658 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  UCR189657  Camissonia pallida R. G. Swinney 1998-5-16 6060 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  OBI70946  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 Los Angeles Liebre Mtn Region. Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  SD181432  Camissonia strigulosa Louis C. Wheeler 1973-4-29 Los Angeles San Gabriel Mountains; north of Mill Canyon off Soledad Canyon near Ravenna. 715 Comment
  SBBG126884  Camissoniopsis bistorta A. Parikh, N. Gale 2011-5-19 3391 Los Angeles San Gabriel River, Whittier Narrows Nature Center, 0.2 km SE of Durfee Ave, 0.8 km SW of Peck Rd 67 Comment
  UC1211073  Camissoniopsis bistorta Huron H. Smith 1912-5-3 4915 Los Angeles Azusa 243 Comment
  UC1595307  Camissoniopsis bistorta Tim Ross 1992-4-27 6240 Los Angeles s side of mesa sw RSA grounds; Ontario USGS 7.5' quadrangle, Claremont, Indian Hill Mesa 393 Comment
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May 27 2008
  UC874208  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  UCD103418  Camissoniopsis bistorta Gerald Dickinson 1962-4-1 5 Los Angeles Vanowen and Coldwater Canyon, San Fernando Valley. 232 Comment
  LA30316  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mary V. Hood; 1945-9-29 45- 133 k* Los Angeles Playa del Rey 1 Comment
  LA26078  Camissoniopsis cheiranthifolia subsp. suffruticosa H. Lewis; 1953-4-11 sn Los Angeles Point Dume Comment
  UC20436  Camissoniopsis cheiranthifolia subsp. suffruticosa J. H. Barber 1897-1-25 24 Los Angeles So. Santa Monica Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UC520026  Camissoniopsis micrantha Joseph Andorfer Ewan 1932-5-19 7536 Los Angeles base of hills Playa del Rey Comment
  UCR190264  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  RSA498155  Cardamine californica var. californica Fordyce Grinnell Jr. 1910-3-19 1912 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  RSA0105201  Cardamine hirsuta R. G. Swinney 2011-3-15 14085 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park. 244 Comment
  CAS-BOT-BC37898  Cardamine oligosperma H. E. Hasse 1908-3-1 s.n. Los Angeles Santa Monica Range. Topanga Canyon. Comment
  UC205815  Cardionema ramosissimum G. B. Grant 1904-5-14 6214 Los Angeles Playa del Rey Comment
  UCR209617  Carex R. G. Swinney 2008-10-10 9584 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
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Sep 12 2018
  SEINET3897004  Carex alma Scott D. White, Brian Leatherman 1997-1-21 6060 Los Angeles Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). USGS Agua Dulce quad.; 0 640 Comment
  UC1584056  Carex alma Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mts., Angeles N.F., Tujunga Ranger District 1463 Comment
  UC822620  Carex alma I. W. Clokey and E. G. Anderson 1935-5-9 6530 Los Angeles San Dimas Canyon Comment
  UCD169233  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring. 1402 Comment
  UCR150589  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mtns., Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  CAS-BOT-BC21312  Carex fracta Joseph Andorfer Ewan 1934-8-9 8424 Los Angeles San Gabrel Mountains. Kratka Ridge. Cedar Spring. 2042 Comment
  SD230105  Carex hassei Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  UCR150978  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope Smith Mountain, along Bear Creek Trail 1250 Comment
  CAS-BOT-BC117933  Carex schottii John Thomas Howell 1947-7-18 23433 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  CAS-BOT-BC115638  Carex triquetra Peter H. Raven; Henry J. Thompson; Sidney R. Snow 1956-6-22 9456 Los Angeles Below Mulholland Drive above Sepulueda Blvd, Santa Monica Mts. Comment
  CATA1919  Carex triquetra Amy Catalano 2014-4-7 008 Los Angeles Santa Catalina Island: Along eastern corner of Exclosure 3A, ca. 1.5 air miles NNW of White's Landing 357 Comment
  CDA1002  Castilleja affinis D. G. Kelch 1991-3-17 1304 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SD107885  Castilleja affinis Mark Hoefs, Doug Propst 1973-5-4 224 Los Angeles Santa Catalina Island; Middle of Middle Ranch Canyon 244 Comment
  LA2090181  Castilleja affinis subsp. affinis A. M. Johnson; 1932-4-17 3952 Los Angeles Antelope Valley, hillside W of palmdale Comment
  RSA626100  Castilleja applegatei subsp. martinii LeRoy Gross 1999-4-29 142 Los Angeles East end; Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall 488 Comment
  RSA748200  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12652 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA427271  Castilleja applegatei subsp. martinii Louis C. Wheeler 1932-5-1 675 Los Angeles 3 miles NNE of Claremont. 518 Comment
  RSA448686  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-7-11 s.n. Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  SBBG95431  Castilleja exserta M. B. Dunkle 1928-3-17 1739 Los Angeles Horse Flats, Johnson's Comment
  UCR155344  Castilleja exserta A. C. Sanders 2005-5-5 29862 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA400559  Castilleja foliolosa Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA400570  Castilleja foliolosa T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SBBG51265  Castilleja foliolosa J. Doty 1969-5-16 Los Angeles Elizabeth Lake Cyn, 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Jct 396 Comment
  POM97146  Castilleja foliolosa Unspecified 1925-4-23 9411 Los Angeles San Gabriel Canyon. 305 Comment
  UCR65541  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, eastern flank of Mt. Gleason near microwave tower Comment
  RSA448780  Castilleja minor subsp. spiralis Robin S. Collins 1973-5-28 325 Los Angeles Angeles National Forest, San Gabriel Mountains: R13W T3N, Trail Canyon 671 Comment
  RSA547473  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6768 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA81475  Castilleja minor subsp. spiralis F. W. Peirson 1924-8-23 5049 Los Angeles West Fork of San Gabriel River. 412 Comment
  UCR187345  Castilleja plagiotoma LeRoy Gross 2005-6-23 2374 Los Angeles San Gabriel Mountains, Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek 1642 Comment
  SEINET3106299  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  UC592153  Caulanthus amplexicaulis Herbert L. Mason 1926-4-27 3039 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UCR271975  Caulanthus amplexicaulis R. G. Swinney 2011-5-31 14893 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA0121920  Caulanthus cooperi Orlando Mistretta 1995-3-24 1570 Los Angeles San Gabriel Mountains: Carr Canyon. 1341 Comment
  CAS-BOT-BC39565  Caulanthus major Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3361 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon. Ca. 120 m north northwest of Icy Springs. 1731 Comment
  CAS-BOT-BC47921  Ceanothus arboreus H. E. McMinn 1924-7-25 1313 Los Angeles Catalina Island Comment
  RSA25762  Ceanothus arboreus Carl B. Wolf 1941-6-24 10890 Los Angeles About 2 mi. from Avalon on road to the isthmus. Comment
  SEINET3162150  Ceanothus arboreus G. B. Grant, W. Wheeler 1904-4-21 148 -6146 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  CAS-BOT-BC48747  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  HSC12471  Ceanothus crassifolius Wendell Wood 1970-6-24 43 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  UCR150901  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 a Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 Comment
  RSA607190  Ceanothus integerrimus Louis C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA399010  Ceanothus leucodermis Martha Hilend 1928-2-9 47 Los Angeles Big Santa Anita Canyon. Comment
  UC56681  Ceanothus megacarpus Ernest Braunton 1903-1-12 785 Los Angeles Lauarel Canyon Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  CAS-BOT-BC51433  Ceanothus megacarpus var. megacarpus Peter H. Raven; Henry J. Thompson 1959-4-3 13908 Los Angeles Las Flores Canyon 3.8 miles North of Coast Highway 548 Comment
  LA43641  Ceanothus megacarpus var. megacarpus James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1.1 mi and 1 block W of intersection, Beverly Glen and Mulholland Dr. Comment
  POM177946  Ceanothus oliganthus Joseph A. Ewan 1931-3-21 4077 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  POM310390  Ceanothus oliganthus var. oliganthus Margaret Hardinge 1946-3-11 143 Los Angeles Big Dalton Canyon. 457 Comment
  SD108939  Ceanothus pauciflorus James Henrickson 1973-5-12 9586 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road, along Highway N3 1189 Comment
  LA32018  Ceanothus spinosus Henry J. Thompson; 1959-3-27 1891 Los Angeles 731 Comment
  RSA1117  Ceanothus spinosus B. D. Stark, H. E. McMinn 1929-8-25 1403 Los Angeles Seminole Hot Spring Comment
  UCR97805  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCSB3979  Ceanothus spinosus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  SEINET12209975  Ceanothus spinosus E. A. Purer 1935-1 6564 Los Angeles Malibou Road, Santa Monica Mountains Comment
  UCR191269  Ceanothus vestitus R. G. Swinney 1998-7-2 6207 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  IRVC14313  Cedrus deodara P. W. Rundel 1964-12-6 1493 Los Angeles Claremont; Pomona College; Marston Quad. Southern Coastal 366 Comment
  CDA1995  Cenchrus longispinus T. C. Fuller 1958-8-6 3960 -B Los Angeles Mojave Desert; 9 mi E of Lancaster; W side of Street E, 0.25 mi S of Ave I. 0 Comment
  LA211266  Centaurea calcitrapa Arthur C. Gibson; Tarja Sagar 2006-7-16 5166 Los Angeles SIMI HILLS, along fire road, Upper Virgenes Canyon. Comment
  CAS-BOT-BC272062  Centaurea melitensis Timothy S. Ross; Steve Boyd 1994-7-7 8161 Los Angeles South base of Liebre Mountain just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  RSA726014  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26139 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SBBG54246  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles Wilson Cove Comment
  RSA236382  Centaurium venustum S. F. Blake 1910-7-26 497 Los Angeles Dry bank, near Pasadena Comment
  RSA18422  Centaurium venustum Carl B. Wolf 1927-7-24 680 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  SD130346  Centranthus ruber Heather Vinter 1990-4-14 27 Los Angeles Palos Verdes Peninsula, on side of Eastfield Road 518 Comment
  UCR161195  Centromadia pungens subsp. pungens T. B. Salvato, Melissa Clemons 2005-9-27 1242 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
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Jan 8 2013
  SBBG62303  Centrostegia thurberi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  SD42642  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Betw. Palmdale and Littlerock Comment
  SEINET13276732 Image available Cerastium glomeratum R. G. Swinney 2011-1 14475 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC1349358  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles bluff s.e. of Ballast Point and Catalina Harbor Isthmus; Santa Catalina Isl. 60 Comment
  RSA592881  Cerastium glomeratum L. C. Wheeler 1967-4-23 9195 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  SEINET10874101  Ceratonia siliqua Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4764 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0083121  Cercocarpus betuloides R. G. Swinney 2010-6-4 13030 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
  RSA655936  Cercocarpus betuloides James Henrickson 2000-4-15 20707 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  SEINET11914800  Cercocarpus betuloides M. T. Doutt 1931-1 654 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  CAS-BOT-BC142111  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  UC450931  Cercocarpus betuloides var. betuloides Fay A. MacFadden 1931-3-18 69 R Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  POM158331  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-2-19 1711 Los Angeles Black Jack Mountain, Santa Catalina Island. 488 Comment
  RSA643970  Cercocarpus ledifolius var. intermontanus Victor W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mountains., ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail. 2550 Comment
  SBBG105501  Cercocarpus traskiae R. Moran 1941-3-5 678 Los Angeles Salta Verde, bottom of arroyo 250 Comment
  RSA717153  Cereus repandus LeRoy Gross, Naomi Fraga 2006-1-20 2446 Los Angeles North end of the San Rafael Hills, east side of the main crest. North of Lookout Tower. 503 Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA584854  Chaenactis artemisiifolia Timothy S. Ross 1993-6-1 7357 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  SFV3806  Chaenactis fremontii K. A. Wilson 1962-5-12 1268 Los Angeles Mojave Desert Antelope Valley. 1 mile east of Littlerock on Highway 138. 900 Comment
  CAS-BOT-BC276898  Chaenactis fremontii Louis C. Wheeler 1932-4-10 620 Los Angeles Portal Ridge 8 miles W Palmdale 1036 Comment
  UCR205894  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCSB33699  Chaenactis glabriuscula Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  RSA0080972  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  LA83502  Chaenactis glabriuscula var. lanosa O. H. Kappler; 1949-4-30 1846 Los Angeles sand dunes, between Del Rey and El Segundo Comment
  POM6059  Chaenactis glabriuscula var. lanosa H. M. Hall s.n. Los Angeles [No data on label] Comment
  JEPS30913  Chaenactis xantiana P. Stockwell 1935-5-16 1309 Los Angeles Ouail Lake Quail Lake 1008 Comment
  UCR124755  Chaenactis xantiana B. C. Templeton 1932-6-17 4913 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR260082  Chaenactis xantiana Mitch Provance, Callen Huff 2009-4-28 10709 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  JEPS8875  Chaenactis xantiana Frank W. Peirson 1922-7-5 3163 Los Angeles n of Big Pines (along Le Montaine Creek, from about 7000 ft to near the summit of ridge immeditaely facing the Mohave Desert); San Gabriel Mountains, Le Montaine Creek 2209 Comment
  SBBG131638  Chamaesyce S. A. Junak 1999-9-10 SCa 1089 Los Angeles upper reservoir, Bulrush Cyn 316 Comment
  UC1746161  Chamaesyce Annetta M. Carter 1946-4-23 1759 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  RSA226902  Chamaesyce melanadenia R. F. Thorne 1971-6-17 39974 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SEINET3412733 Image available Chamaesyce melanadenia Lewis S. Rose 1934-12-26 34521 Los Angeles San Gabriel Canyon. Comment
  RSA606165  Chamaesyce serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles Los Angeles: Crenshaw High School, 49 th Street & 9 th Avenue. Comment
  UC450211  Chamaesyce serpyllifolia Geo. B. Grant 425 a Los Angeles Pasadena Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  UCR276996  Chenopodium R. G. Swinney 2010-9-30 13913 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA672299  Chenopodium album Joseph M. Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  RSA598573  Chenopodium berlandieri L. C. Wheeler 1966-11-23 9146 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  RSA478456  Chenopodium botrys F. R. Fosberg 1930-7-3 S 3093 Los Angeles San Gabriel River, El Monte. Comment
  UC1136400  Chenopodium californicum Jerome S. Horton 1936-4-17 287 Los Angeles old road n Flume #10; Pomona Quadrangle, Monroe Watershed, Monroe Canyon 609 Comment
  RSA729757  Chenopodium hians R. G. Swinney 1999-7-5 7527 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
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Apr 11 2010
  LA31618  Chenopodium multifidum Peter H. Raven; Henry J. Thompson 1959-9-27 14509 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA450810  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA605812  Chenopodium pumilio L. C. Wheeler 1966-10-25 9088 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  SBBG106222  Chloris virgata S. A. Junak 1990-11-9 SCl 143 Los Angeles just SE of passenger terminal building at airfield 60 Comment
  SBBG62229  Chorizanthe parryi var. fernandina R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  CAS-BOT-BC252778  Chorizanthe parryi var. parryi Geo. B. Grant 1902-6-1 171 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  IRVC26326  Chorizanthe staticoides A. C. Sanders, Andy Thompson 2003-4-15 26002 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  CDA7407  Chrysanthemum coronarium T. S. Ross, Annette Ross 1991-6-3 5511 Los Angeles Elephant Hill, W Pomona. Comment
  RSA476629  Chrysolepis sempervirens L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  UCR194614  Chrysothamnus nauseosus R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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Jul 6 2021
  POM351979  Chrysothamnus nauseosus subsp. hololeucus L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  RSA3510  Cirsium occidentale var. californicum C. B. Wolf 1932-5-9 3453 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA188188  Cirsium occidentale var. occidentale R. F. Thorne, Percy C. Everett 1965-6-23 35014 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  RSA593489  Cirsium occidentale var. venustum Steve Boyd, Orlando Mistretta, Valerie L. Sosa 1996-6-12 8841 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA137530  Cirsium ochrocentrum George W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific RR right of way about 100 yards W of Water Street, Walnut. Comment
  POM249882  Cirsium undulatum Ed Johnson 1988-8-15 s.n. Los Angeles W of Citrus Ave, W. Covina. Comment
  RSA595118  Cistanthe monandra Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8576 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA562561  Cistanthe monandra Steve Boyd, W. Appleby 1993-4-22 7975 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Whitney Canyon Road, near the western boundary of the Forest. 732 Comment
  RSA651380  Cistus ladanifer T. Strid, K. Montgomery 1972-4-29 s.n. Los Angeles L.A.S.C.A. Fire Plot, Dillon Divide. 914 Comment
  RSA563517  Cistus salviifolius T. S. Ross, Walter Appleby 1993-4-15 6822 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  SBBG60291  Clarkia bottae M. N. Ackley -May-1922 743 Los Angeles Honolulu Acres 365 Comment
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Jun 16 2015
  UCR260363  Clarkia bottae R. G. Swinney 2010-6-21 13277 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  HSC83415  Clarkia cylindrica D. L. Koutnik, Vickie Dawes 1978-5-12 489 Los Angeles Decker Rd., N of Mulholland Hwy. 488 Comment
  LA201540  Clarkia cylindrica subsp. cylindrica Arthur C. Gibson; 2001-5-18 4867 Los Angeles Santa Monica Mountains, Point Mugu State Park, bordering Satwiwa NRA Comment
  UCR12105  Clarkia deflexa Tim Bruhns 1971-7-12 521 Los Angeles Mulholland Drive, just off Cahuenga Blvd., SW of Hollywood Freeway (101) Comment
  RSA453464  Clarkia deflexa H. de Forest, Johnstone 1925-5-16 s.n. Los Angeles N. of Los Felix Blvd. Comment
  RSA73301  Clarkia deflexa F. W. Peirson 1919-5-21 4703 Los Angeles Arroyo Seco, Pasadena. 534 Comment
  POM153233  Clarkia dudleyana C. L. Hitchcock 1928-5-19 47 Los Angeles Palmer s Canyon. 900 Comment
  POM3139  Clarkia dudleyana H. P. Chandler 1897-5-24 s.n. Los Angeles Claremont. (Palmer s Canyon). Comment
  RSA136783  Clarkia dudleyana Percy C. Everett, E. K. Balls 1960-5-30 24135 Los Angeles 2.2 miles N from entrance to Angeles National Forest, San Gabriel Canyon 366 Comment
  RSA191116  Clarkia dudleyana Robert F. Thorne, M. Z. Thorne 1967-6-25 37120 Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  RSA0117870  Clarkia elegans Robert L. Benson 1960-5-5 27 Los Angeles Blanchard Park. Pomona College. Claremont. 365 Comment
  UCR149772  Clarkia purpurea Scott D. White, Pam Devries 2004-5-18 10436 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  CHSC1090  Clarkia purpurea subsp. quadrivulnera E. Thomas 1940-5-12 Los Angeles Highway near Saugus. Comment
  LA32202  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson; 1959-5-24 2019 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA610411  Clarkia purpurea subsp. quadrivulnera R. S. Woglum 1930-5-17 s.n. Los Angeles Western Transverse Ranges: South slope of the San Gabriel Mountains, Pasadena. Comment
  UC1143240  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  CAS-BOT-BC165515  Clarkia unguiculata Robert F. Thorne; A. C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 289 Comment
  RSA448590  Clarkia unguiculata N. C. Cooper 1945-5-1 2192 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA0059962  Clarkia xantiana subsp. parviflora R. G. Swinney 2008-5-12 8837 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA775863  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2010-5-26 5197 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA717192  Claytonia parviflora Gary Kovnat, LeRoy Gross 2003-2-16 24 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR220266  Claytonia parviflora R. G. Swinney 2009-4-24 10499 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA0110808  Claytonia parviflora subsp. parviflora Richard G. Swinney 2011-4-28 14536 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
  RSA732775  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-6-19 7815 Los Angeles San Gabriel Mtns.: Pine Mountain, north of Azusa. 1384 Comment
  RSA0045481  Claytonia perfoliata Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] 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
  UCR125429  Claytonia perfoliata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25714 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UC412621  Claytonia perfoliata subsp. mexicana unknown 1905-4-16 797 Los Angeles Pasadena Comment
  RSA678395  Claytonia perfoliata subsp. perfoliata V. Soza, LeRoy Gross 2002-4-3 1378 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  RSA597776  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9170 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon. 1450 Comment
  CHSC26387  Clematis lasiantha D. Veltman 1967-4-22 68 Los Angeles Angeles National Forest, Lake Hughes Rd. about 5 miles NE of Castaic. 792 Comment
  SFV7343  Clematis lasiantha T. Gordon, M. H. Grayum 1975-3-21 859 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  UCD95629  Clematis lasiantha Kenneth A. Wilson 1961-3-12 1018 Los Angeles Santa Monica Mtns. Decker Road 1 mile north of junction of eastern portion of Mulholland Hwy. Comment
  UCR146514  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  POM96  Clematis pauciflora I. M. Johnston 1918-6-2 s.n. Los Angeles Mouth of San Antonio Canyon. San Antonio Mts 610 Comment
  POM2453  Cleome isomeris W. R. Dudley, F. H. Lamb 1896-06 4439 Los Angeles Gorman Comment
  RSA439944  Cleome lutea A. J. Merrit 1894-05 s.n. Los Angeles Los Angeles, near Downey. Comment
  CAS-BOT-BC423126  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster. 718 Comment
  RSA440022  Cleomella obtusifolia Anstruther Davidson 1906-07 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC423124  Cleomella obtusifolia Geo. B. Grant 1901-7-1 4401 Los Angeles Palmdale Comment
  UCR126865  Cnicus benedictus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26201 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SBBG66439  Collinsia R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SFV3347  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles Mojave Desert Near Lancaster. Comment
  UCR189381  Collinsia heterophylla R. G. Swinney 1998-5-30 6177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA408273  Collinsia heterophylla M. Bisbee 1917-5-1 s.n. Los Angeles e. Eagle Rock Comment
  RSA491788  Collinsia heterophylla James L. Reveal 1988-5-17 6787 Los Angeles Along the Bouquet Canyon Road just east of Bouquet Reservoir, 0.1 mile east of the junction of Green Valley (or Spunky Canyon) Road and 6.3 miles south-westof Elizabeth Lake Road (Couty Road N2) in Leona Valley., 3 miles west of San Franciscito Road at the Angeles National Forest boundary. 945 Comment
  RSA648708  Collinsia heterophylla Paul Neipp 1994-5-5 21 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SBBG66417  Collinsia parryi M. N. Ackley -May-1920 1022 Los Angeles foothills, Montrose 365 Comment
  UCD123690  Collinsia torreyi Leo Hitchcock 1928-5-26 s.n. Los Angeles Chula Vista Camp Ground, Mt. Pinos. 2438 Comment
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Dec 13 2015
  RSA579445  Collomia grandiflora T. S. Ross, S. D. Boyd 1994-6-22 8023 -a Los Angeles N slope of Sawmill Mountain complex: ca 1300 m (air) due E of Sawmill Mountain summit, along draw draining N to Hideaway Canyon. 1500 Comment
  UCD170923  Colutea arborescens R. G. Swinney 2009-3-28 10178 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon. 366 Comment
  LA46184  Comarostaphylis diversifolia subsp. planifolia K. Kneen; 1933-4-12 6212 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0084934  Conium maculatum R. G. Swinney 2010-6-23 13327 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UC468954  Constancea nevinii F. M. Reed 1909-7-4 2806 Los Angeles near Avalon; Catalina Island 15 Comment
  UC468804  Conyza bonariensis C. F. Millspaugh 1920-3-17 4826 Los Angeles Santa Catalina Island, Cherry Valley Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  RSA750096  Conyza floribunda LeRoy Gross, Pamela Conway 2009-11-15 4214 Los Angeles Cobal Canyon, southern foothills of the San Gabriel Mountains. North of Claremont. Near 549 Comment
  POM48012  Cordylanthus maritimus subsp. maritimus I. M. Johnston 1924-8-29 s.n. Los Angeles 3 miles SE of Artesia Comment
  CAS-BOT-BC287745  Coreopsis bigelovii H. M. Hall 1902-5-1 3074 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1066 Comment
  RSA587603  Coreopsis bigelovii Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1146 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  RSA21249  Coreopsis californica C. B. Wolf 1937-4-28 8520 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA276117  Coreopsis californica J. Sauer 1973-4-13 5417 Los Angeles Carpeting sand between Larrea bushes, visible from miles awy. Lovejoy Buttes N of Pearblossom Comment
  RSA92474  Coreopsis californica var. californica F. W. Peirson 1920-4-26 1342 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  CAS-BOT-BC287093  Coreopsis douglasii Ira L. Wiggins; W. R. Ernst 1958-5-2 231 Los Angeles 1 mile NW of Little Rock Comment
  SBBG60553  Corethrogyne filaginifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UC934020  Corethrogyne filaginifolia H. L. Cogswell 1951-9-1 123 Los Angeles 3/4 mi e Big Dalton Dam (elevation e edge, Plot 1); San Gabriel Mountains, Keril Canyon-Lodi Canyon divide 883 Comment
  UCR247995  Corethrogyne filaginifolia David J. Keil 1986-9-27 19737 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  SEINET10615503  Corethrogyne filaginifolia var. filaginifolia David B. Dunn 1941-2-23 Dunn 693 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  RSA397680  Cornus sericea subsp. occidentalis R. F. Folger 1930-1-18 s.n. Los Angeles Verdugo Canyon Comment
  CAS-BOT-BC291373  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez Comment
  CATA1609  Crassula connata Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2878 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  RSA747362  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  RSA611986  Crassula tillaea Valerie L. Soza 1998-4-26 63 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 411 Comment
  RSA640019  Crassula tillaea L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ham Canyon. . 754 Comment
  CAS-BOT-BC290531  Crepis capillaris Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek Comment
  SD38391  Crocanthemum scoparium var. vulgare Edith A. Purer 1931-3-11 2630 Los Angeles Griffith Park Comment
  SD90123  Crocanthemum scoparium var. vulgare Jon Nickoloff 1973-5-2 730502 5 Los Angeles On ridge 600 feet north of Mt. Wilson Trail; Sierra Madre. 305 Comment
  CAS-BOT-BC175834  Crossosoma californicum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  CAS-BOT-BC175836  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  RSA3549  Crossosoma californicum C. B. Wolf 1932-5-9 3493 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  RSA582965  Crossosoma californicum T. S. Ross, Janet Takara 1993-4-23 6937 -b Los Angeles Santa Catalina Island. SW part of the island in Cape Canyon, just above bed of canyon near roadside. 256 Comment
  SBBG119297  Crossosoma californicum G. D. Wallace. M. Wallace 1985-3-2 2170 Los Angeles Palos Verdes Peninsula, S of Los Angeles, N of Portuguese Bend and the school on Forrestal Rd Comment
  UCR149445  Crossosoma californicum Pam De Vries 1996-4-7 004 Los Angeles Coastal Plains & Basins; Los Angeles Basin, city of Rancho Palos Verdes, 0.25 mi north of the junction of Forrestal Dr. and Pirate Dr. off main trail into Quarry Bowl Comment
  SBBG126266  Croton californicus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37002 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UC1259367  Crypsis vaginiflora Barry Hammel 1976-8-2 403 Los Angeles Little Rock Reservoir San Gabriel Mountains, Angeles National Forest 1036 Comment
  RSA0110751  Crypsis vaginiflora Steven A. Junak 2000-5-19 SCa- 1305 Los Angeles Santa Catalina Island. Deer Valley reservoir, E of Two Harbors. 152 Comment
  UCR192039  Cryptantha A. C. Sanders 2008-4-11 34858 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR256174  Cryptantha R. G. Swinney 2010-6-4 13062 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
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Dec 7 2018
  UCR260892  Cryptantha A. C. Sanders 2008-4-10 34817 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
  UCR261774  Cryptantha R. G. Swinney 2010-5-11 12673 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
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Feb 19 2020
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  SBBG14698  Cryptantha circumscissa H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UC882419  Cryptantha circumscissa Geo. B. Grant 1906-6-15 Los Angeles Summit of Mt. Wilson 1828 Comment
  POM8696  Cryptantha clevelandii P. A. Munz, R. D. Harwood 1920-3-13 3299 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  RSA775353  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-4 5259 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR205189  Cryptantha decipiens R. G. Swinney 2008-5-2 8730 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA773010  Cryptantha decipiens R. F. Thorne 1963-5-15 31676 -b Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SEINET213153  Cryptantha dumetorum Larry C. Higgins 1974-4-11 8450 Los Angeles On Highway 18 at the Los Angeles-San Bernardino County Line. Comment
  JEPS18520  Cryptantha intermedia Rimo Bacigalupi 1957-5-12 5878 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon (on so-called Malibu Burn)); Santa Monica Mts. 274 Comment
  RSA599787  Cryptantha intermedia Steve Boyd, Lauren Raz 1997-3-25 9280 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
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  SFV21119  Cryptantha intermedia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1064 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway just off La Tuna Canyon Road, south of (and you can see) the 210 Freeway. Across (south) from the canyon that Hostetter Road follows almost to the main crest near above coordinates. 543 Comment
  RSA527663  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4382 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA536085  Cryptantha intermedia Tim Ross 1991-5-21 5432 Los Angeles San Clemente Island, upper Box Canyon, northwesterly canyon slope (descending into canyon) above area where the canyon bottom is 1175ft. 396 Comment
  SBBG41186  Cryptantha leiocarpa J. P. Broughton 1971-3-24 1342 Los Angeles low sandy hill facing ocean, Zuma Beach Comment
  SBBG113126  Cryptantha maritima S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 372 Los Angeles above W end of beach at Little Harbor 12 Comment
  UC174931  Cryptantha micrantha Geo. B. Grant 1906-6-17 445 a-6796 Los Angeles Mt. Wilson Summit 1828 Comment
  JEPS22765  Cryptantha muricata Rimo Bacigalupi with Reino Alava 1958-7-20 6424 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, n-face of Kratka Ridge); San Gabriel Mts., Angeles National Forest, Kratka Ridge 2072 Comment
  LA31580  Cryptantha muricata Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Saddle Peak 640 Comment
  UCR276770  Cryptantha muricata R. G. Swinney 2011-5-16 14729 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
  RSA0089514  Cryptantha muricata var. denticulata R. G. Swinney 2011-7-21 15527 Los Angeles Strawberry Peak summit 1860 Comment
  RSA0079399  Cryptantha muricata var. jonesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 2 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0079447  Cryptantha muricata var. muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA0091783  Cryptantha muricata var. muricata R. G. Swinney 2011-7-7 15440 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  SD39202  Cryptantha muricata var. muricata Edith A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mountains, hillside Comment
  POM9186  Cryptantha nevadensis I. M. Johnston 1920-5-5 2256 Los Angeles Near Mojave Comment
  RSA596912  Cryptantha nevadensis var. rigida T. S. Ross, J. Mark Porter 1995-5-4 8520 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR191997  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34947 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  UCR229162  Cryptantha oxygona Dan S. Cooper 2011-5-5 511- 53 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA0079179  Cryptantha pterocarya var. pterocarya R. G. Swinney, Cody Clarke 2001-8-22 8071 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  UCR193990  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-5-22 7190 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SBBG125459  Cryptantha simulans A. Parikh, N. Gale 2010-6-18 3327 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA015010  Cucurbita foetidissima Fay A. MacFadden 1931-8-1 3198 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA394301  Cucurbita foetidissima G. J. Hollenberg 1928-7-16 s.n. Los Angeles Near Del Rey Palisades. Comment
  CAS-BOT-BC224473  Cuscuta californica Alice Eastwood 1919-6-20 9061 Los Angeles Mt. Wilson Comment
  UC153883  Cuscuta californica LeRoy Abrams 1902-7-5 2654 Los Angeles near Azusa Comment
  RSA336397  Cuscuta californica var. californica R. F. Thorne, Dick Tilforth 1978-6-21 52334 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA409685  Cuscuta californica var. californica J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  SBBG58133  Cuscuta campestris R. Hoffmann 1928-7-7 Los Angeles near Acton Comment
  RSA0051618  Cuscuta indecora Lee Haines 1950-07 s.n. Los Angeles Lancaster-Antelope Valley. Comment
  SEINET9291008  Cuscuta indecora var. neuropetala Unknown 1958-8-5 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St, Lancaster. Comment
  UCR126355  Cuscuta pentagona A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27126 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR205952  Cuscuta subinclusa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37077 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA761941  Cyclospermum leptophyllum Edward Read 2005-10-20 s.n. Los Angeles Hawthorne, private home near West 120th Street at Prairie Ave. Comment
  CATA1431  Cyperus involucratus Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2593 Los Angeles Santa Catalina Island: Avalon Canyon, Avalon Canyon Road, just past L.A. County Fire Station #55 67 Comment
  UC1870311  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  LA32280  Datura wrightii Henry J. Thompson; 1958-11-29 1828 Los Angeles SANTA MONICA MOUNTAINS, NW of Point Mugu. 15 Comment
  RSA226115  Datura wrightii Robert F. Thorne, C. W. Tilforth 1971-6-17 39895 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  SD53026  Daucus pusillus Peter H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island; open grassland beyond Emerald Bay. 120 Comment
  UC1605445  Daucus pusillus Tim Ross and Steve Boyd 1993-5-23 7254 Los Angeles ca. 700 meters s.-s.w Plum Spring (in upper Clearwater Canyon) (saddle between Red Mt's. long e. ridge and a small notched peak (3227 ft)); Green Valley U.S.G.S. 7.5' Quad., n.w. Los Angeles Co., Lieb 896 Comment
  UC729460  Daucus pusillus Carl B. Wolf 1932-5-10 3526 Los Angeles along equestrian trail back of Avalon; Santa Catalina Isl. 259 Comment
  CAS-BOT-BC130917  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 300 Los Angeles Santa Barbara Island Comment
  SBBG34796  Deinandra clementina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 722 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  SD48942  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's Cove 49 Comment
  UC1211125  Deinandra clementina Huron H. Smith 1912-5-31 5048 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  SBBG98084  Deinandra fasciculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5111 Los Angeles 700 ft ENE of North Tank and 2300 ft W of Jack (not Jack Pt) 239 Comment
  UC1293707  Deinandra kelloggii P. C. Everett and E. K. Balls 1959-5-22 23799 Los Angeles Lancaster, Gorman 914 Comment
  CAS-BOT-BC131008  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  RSA772586  Delphinium ajacis Kathy Malloy 1972-5-16 63 Los Angeles Pomona College wash (Blanchard Park), Claremont; San Gabriel Mts., Santa Ana River Watershed 335 Comment
  RSA642696  Delphinium cardinale Orlando Mistretta 1992-6-14 720 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR132356  Delphinium cardinale John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  SJSU2501  Delphinium parishii H. L. Buckalew 1962-4-18 Los Angeles Mojave Desert between Vincent & Little Rock Comment
  UC56748  Delphinium parryi Avis Smith May 1899 1 Los Angeles Claremont 365 Comment
  UC450838  Delphinium parryi Fay A. Macfadden 1931-4-22 2635 Los Angeles grassy hillside San Franscito Canyon Comment
  UCSB49071  Delphinium parryi Lestak, Leanne 1978-4-1 Los Angeles Heading south on Kanan Road, turn right on Triunfo Canyon Road; About 2 miles down road on south side of road; 20 ft. off road 297 Comment
  RSA600425  Delphinium parryi subsp. parryi Steve Boyd, Lauren Raz 1997-4-30 9618 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UC1929742  Delphinium parryi subsp. parryi V. Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  LA210353  Delphinium patens subsp. hepaticoideum Joseph Ewan; March 1925 Los Angeles SAN GABRIEL MOUNTAINS, foothills. 588 Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  RSA433216  Dendromecon rigida Anstruther Davidson 1892-5-3 s.n. Los Angeles Devil's Gate, Pasadena. Comment
  SFV6162  Dendromecon rigida T. Gordon 1974-3-23 136 Los Angeles Santa Monica Mountains Along Mulholland Drive. Comment
  RSA0034892  Dendromecon rigida J. Harris 1977-3-9 75 Los Angeles Little Tujunga Cyn., 4 miles north of Ranger Station. 762 Comment
  RSA729956  Descurainia pinnata R. G. Swinney 1999-4-5 7039 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR170395  Descurainia pinnata John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR126547  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  CAS-BOT-BC402272  Dicentra chrysantha A. D. E. Elmer 1902-6-1 3714 Los Angeles Acton, Mt. Gleason Comment
  SD1891  Dicentra chrysantha Ruth B. Randall Jul 1931 183 Los Angeles Big Pines near Los Angeles. Comment
  UCR48852  Dicentra chrysantha Steve Morgan 1974-5-17 142 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  UC143022  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  SDSU11599  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone. San Clemente Island. Comment
  SFV686  Dichelostemma capitatum C. Gasser 1956-3-3 s. n. Los Angeles Santa Monica Mountains One-third mile from Highway 101 on Malibu Canyon Road. 610 Comment
  SBBG57577  Dichelostemma capitatum subsp. capitatum M. N. Ackley -May-1925 631 Los Angeles Kirby's Cyn, Glendale Comment
  POM199690  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA652068  Dichelostemma capitatum subsp. capitatum A. G. Bower Jr. 1948-5-23 sn Los Angeles Collected on the East Fork of the San Gabriel River at Bonita Flats. 457 Comment
  SEINET7047892  Dichelostemma capitatum subsp. capitatum Steven R. Hill, Kate Kramer 2001-4-22 33340 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
  SBBG32096  Dichondra occidentalis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -180 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  CDA1976  Digitaria decumbens G. C. Fleischman 1993-9-9 Los Angeles Pasadena. 0 Comment
  SEINET10627573  Diospyros kaki Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2610 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  OBI78381  Diplacus brevipes Isabelle Tavares and Valera Brinson, Valera Brinson 1962-4-16 255 Los Angeles Bouquet Cyn rd, 3 mi S of Boquet Cyn Guard Station Comment
  CAS-BOT-BC150647  Diplacus longiflorus Ethel, Miss Graves 1900-4-1 s.n. Los Angeles Near Pasadena Comment
  CAS-BOT-BC150660  Diplacus longiflorus Peter H. Raven 1959-5-9 14167 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 274 Comment
  SBBG12194  Distichlis spicata E. R. Blakley 1961-9-23 4723 Los Angeles Ballast Pt, Catalina Harbor Comment
  RSA0087133  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island. Pyramid Cove. Comment
  SEINET10550094  Distictis laxiflora Elizabeth M. McClintock 1942-11-16 McClintock s.n. Los Angeles Evans and Reeves Nurseries, West Los Angles Comment
  SBBG98331  Dodecatheon clevelandii subsp. clevelandii P. A. Munz 1919-3-8 2293 Los Angeles Pomona Comment
  RSA639731  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 755 Comment
  RSA0065536  Draba corrugata S. Granger 1974-10-20 s.n. Los Angeles Troop Peak, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC41705  Draba cuneifolia var. sonorae Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  UCR108645  Drymocallis cuneifolia var. ewanii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Dorr Canyon at Angeles Crest Hwy., by Whitethorn [=Lodgepole] Picnic Area 2348 Comment
  RSA229015  Drymocallis glandulosa var. reflexa Robert F. Thorne, C. W. Tilforth 1971-6-30 40790 -B Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  POM48758  Drymocallis glandulosa var. viscida Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  CAS-BOT-BC157795  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork, San Gabriel River 2133 Comment
  LA1775  Dryopteris arguta Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA200103  Dryopteris arguta Lawrence L. Kiefer; 1966-5-7 2001 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, ca 1 mi below the dam. 30 Comment
  RSA693707  Dryopteris arguta H. L. Bauer 1931-3-1 13954 Los Angeles Tunas Canyon near Topanga Canyon. Comment
  UCR259074  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA0021415  Dudleya cymosa E. Gooley 1968-5-18 5 Los Angeles San Gabriel Mountains. Big Tujunga Canyon 762 Comment
  CAS-BOT-BC428221  Dudleya cymosa subsp. paniculata H. E. Hasse 1908-5-26 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  RSA640901  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-8-9 10429 Los Angeles San Gabriel Mts., Angelels National Forest: Devil's Canyon S side Mt. Waterman. 2042 Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  RSA641642  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UC1593824  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 350 Los Angeles 0.6 mi s Palos Verdes Dr South (se of Portuguese Bend, on cliff above ocean); Palos Verdes Hills Comment
  CAS-BOT-BC109758  Dudleya virens subsp. insularis J. R. Pemberton 1927-6-1 s.n. Los Angeles Catalina Island. Comment
  SFV21088  Dysphania ambrosioides L. Gross, V. Soza, N. Gilbert 2000-10-18 291 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 Comment
  UCR259610  Dysphania botrys R. G. Swinney 2010-9-7 13686 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SFV6439  Dysphania multifida K. A. Wilson 1974-6-28 1417 Los Angeles Santa Monica. Corner of Ashland Avenue and Neilson. Comment
  RSA0034930  Echinochloa P. R. Brown 1970-10-5 s.n. Los Angeles Lower end of Canon de Lana. Pierce College Nature Center. Comment
  RSA598661  Echinochloa crus-galli L. C. Wheeler 1966-11-23 9142 Los Angeles Cogswell Reservoir, West Fork San Gabriel River. Comment
  CAS-BOT-BC197216  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona 365 Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  SD197626  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Gabriel Mountains; San Dimas, Puddingstone Diversion Dam at mouth of San Dimas Canyon. 353 Comment
  SD218941  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road along trail to Orchard Camp. 395 Comment
  UCR11986  Ehrharta erecta G. Ledyard Stebbins, Harlan Lewis 1946-5-16 s.n. Los Angeles Adventive in Botanical Garden, UCLA Campus Comment
  SEINET10850032  Ehrharta longiflora Scott D. White, J. Wood 2008-5-8 White 11943 Los Angeles Puente/Chino Hills: SCE powerline corridor near Skyline Dr., and E of hacienda Blvd.; Hacienda Heights (La Habra: T2S R10W S30. NE. Ruderal and shrublands. 305 Comment
  CAS-BOT-BC113037  Eleocharis montevidensis Street; Williams 1919-5-10 2715 Los Angeles San Gabriel River bed near Bassett 89 Comment
  UCR204567  Eleocharis montevidensis R. G. Swinney 2005-8-5 8384 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR126553  Eleocharis parishii Mark A. Elvin, Kim Marsden 2003-8-8 2978 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  UCR149519  Elymus elongatus R. G. Swinney 1997-6-25 5635 Los Angeles San Gabriel Mtns., west of Wrightwood, Mountain High Ski Resort runway, c. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  RSA91966  Elymus elymoides subsp. californicus F. W. Peirson 1922-7-6 3153 Los Angeles Pleasant View Ridge, San Gabriel Mountains. 2561 Comment
  CAS-BOT-BC207181  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1990-6-18 3506 Los Angeles Ball Falt, 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages - San Gabriel Mountains 1767 Comment
  JEPS85781  Elymus glaucus Roy E. Buck 1988-6-16 962 Los Angeles along trail just below (n of) Upper Shake Campground (immediately above confluence of intermmitent stream from se, ca 2.5 air km se of Hidden Lake, 21 air km nne of Castaic); Shake Canyon 1304 Comment
  UCR203247  Elymus glaucus R. G. Swinney 2001-8-27 8116 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  CAS-BOT-BC206749  Elymus glaucus subsp. glaucus LeRoy Abrams 1901-6-1 1831 Los Angeles West Fork of San Gabriel Riv. Comment
  POM222457  Elymus glaucus subsp. glaucus L. C. Wheeler 1936-6-12 4153 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  RSA592100  Elymus trachycaulus R. E. Riefner Jr. 1996-6-27 96 -124 Los Angeles Blackbird Ave along Lindero Cyn. Rd., at W end of LA Co. near West Lake Village Comment
  RSA578138  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1993-5-19 7172 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA0115264  Emmenanthe penduliflora Richard G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA652210  Emmenanthe penduliflora Jeanne Bellemin 1969-5-16 s.n. Los Angeles San Gabriel Can. at Reservoir. Comment
  UCR48582  Emmenanthe penduliflora Steve Morgan 1974-5-2 99 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  UCR131399  Encelia californica Alison Lipman 1998-9-4 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
  RSA533516  Encelia farinosa var. farinosa Timothy S. Ross 1991-3-9 4165 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  SEINET5869078 Image available Ephedra nevadensis C. E. Jones, Y. Atallah 2001-1 CEJ 16 Los Angeles Big Pines Hwy 2 mi above/SE of intersec with Rock Springs Rd, pull-out near Hwy Marker 200, NE side of rd. Comment
  UCR280549  Ephedra nevadensis R. G. Swinney 2014-4-18 16134 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  CAS-BOT-BC81965  Ephedra viridis Tim Ross 1995-4-26 8385 Los Angeles Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route 1024 Comment
  RSA383847  Ephedra viridis L. E. Hoffman 1931-11-28 s.n. Los Angeles Angeles National Forest: Holcomb Creek. Comment
  RSA588397  Epilobium canum subsp. canum Gus Gluechert 1943-9-19 s.n. Los Angeles Culver City. Comment
  RSA588439  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  LA206139  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4986 Los Angeles San Gabriel Mountains, Islip Trail, S slope Mount Hawkins 2194 Comment
  RSA591465  Epilobium canum subsp. latifolium Louis C. Wheeler 1966-10-12 8970 Los Angeles San Gabriel Mountains. Susanna Canyon, ca. 100 m downstream from falls. 549 Comment
  RSA755875  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-16 9247 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  RSA588500  Epilobium canum subsp. latifolium H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  RSA330812  Epilobium ciliatum subsp. glandulosum Wayen E. Sawyer 1981-7-5 77 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. 2241 Comment
  UCR223130  Epilobium densiflorum R. G. Swinney 2009-7-22 11346 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA748886  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  LA94795  Epipactis gigantea David S. Verity; sn Los Angeles Comment
  RSA603332  Epipactis gigantea Scott D. White 1997-5-21 5203 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA381698  Epipactis gigantea Geo L. Moxley 1915-5-30 235 Los Angeles Scholl's Canyon, San Rafael Hills Comment
  RSA684613  Equisetum laevigatum F. R. Fosberg 1931-8-15 R- 116 Los Angeles Big Cienega, Pine Flats, North Fork, San Gabriel River 2000 Comment
  UCR189825  Equisetum laevigatum R. G. Swinney 1998-9-4 6903 B Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  RSA684632  Equisetum laevigatum H. C. Ackley 1929-05 305 Los Angeles San Dimas Canyon, wet land Comment
  SEINET10530320  Equisetum myriochaetum Alfred J. McClatchie 1895-1 McClatchie UMO 31425 Los Angeles New Pasadena, CA. Comment
  RSA13772  Equisetum telmateia var. braunii L. C. Wheeler 1933-10-7 2164 Los Angeles Live Oak Canyon 686 Comment
  RSA597977  Eragrostis barrelieri L. C. Wheeler 1947-5-31 6510 Los Angeles Arrow Highway north of Baldwin Park (Santa Fe Inn). Comment
  LA202620  Eragrostis barrelieri Arthur C. Gibson; 2006-8-13 5134 Los Angeles Santa Monica Mountains, vicinity of Sunset Blvd. and Church Ln 150 Comment
  RSA792245  Eragrostis mexicana A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37017 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  RSA609012  Eremocarpus setiger L. C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  CAS-BOT-BC162890  Eremothera boothii subsp. desertorum J. H. Thomas 1949-4-24 472 Los Angeles About 2 miles north of Lancaster Comment
  UCR223690  Eriastrum densifolium R. G. Swinney 2009-6-24 11259 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA0107976  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. 1799 Comment
  RSA0104341  Eriastrum densifolium subsp. austromontanum I. M. Johnston 1917-7-28 1587 Los Angeles San Antonio Canyon. 1601 Comment
  RSA0107975  Eriastrum densifolium subsp. austromontanum F. W. Peirson 1928-9-4 8181 Los Angeles Wash about 0.5 mile above Saugus. Comment
  UCR273213  Eriastrum densifolium subsp. densifolium R. G. Swinney 2011-7-8 15489 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  POM3560  Eriastrum filifolium George B. Grant 1901-1 502 Los Angeles From Pasadena. Comment
  RSA0121165  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12952 Los Angeles Desert 16 miles east of Lancaster. Comment
  RSA0121166  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12930 Los Angeles 12 miles south of Munroc. Comment
  UCR127013  Eriastrum sapphirinum A. C. Sanders 2003-6-18 26935 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  CAS-BOT-BC514966  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  POM359316  Ericameria cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
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Jan 26 2011
  RSA93232  Ericameria cooperi F. W. Peirson 1919-5-10 411 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  RSA0105980  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway. 476 Comment
  CAS-BOT-BC287627  Ericameria linearifolia Carl B. Wolf 1928-3-29 1553 Los Angeles At S side of Antelope Valley, 2 miles S of Neenach 1066 Comment
  UC1871188  Ericameria linearifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4823 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  CAS-BOT-BC298898  Ericameria nauseosa var. bernardina Joseph Andorfer Ewan 1936-8-2 9892 Los Angeles 1.5 miles below head of Cedar Canyon off Mescal Canyon, San Gabriel Mts Comment
  CAS-BOT-BC299523  Ericameria palmeri var. pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Los Angeles flood plain, east of El Segundo Comment
  LA201857  Ericameria palmeri var. pachylepis Arthur C. Gibson; 2003-9-27 4965 Los Angeles Simi Hills, Chatsworth Park S Comment
  CAS-BOT-BC299519  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Vanalden Avenue north of Wells Avenue, Tarzana, Santa Moncia Mountains 304 Comment
  JEPS19250  Ericameria pinifolia E. M. Rockwell 1920-3-22 Los Angeles Glendale Comment
  POM357480  Erigeron divergens Anstruther Davidson 1910-07 2508 Los Angeles Hollywood Comment
  SEINET7837895  Erigeron foliosus Steve Boyd, Raz, Lauren 1997-6-18 9971 Los Angeles Liebre Mountains Region. Portal Ridge. Open ridgeline about junction of Juday Truck Trail and Troedel Motorway. South of Troedel Spring. Comment
  RSA654221  Erigeron foliosus var. foliosus Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 947 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SBBG19249  Eriodictyon crassifolium var. nigrescens M. A. Piehl 1959-7-28 59465 Los Angeles ca. 12 mi N of Castaic along W side of US 99 near Frenchman Flats Cmpgrd Comment
  CAS-BOT-BC214384  Eriodictyon trichocalyx Alice Eastwood 1919-5-29 8989 Los Angeles San Gabriel Canyon Comment
  JEPS63  Eriodictyon trichocalyx F. W. Peirson 1918-6-10 169 Los Angeles Mt. Lowe 1584 Comment
  SEINET12279763  Eriodictyon trichocalyx M. T. Doutt 1931-1 647 Los Angeles Sierra Madre Mts 1768 Comment
  CAS-BOT-BC219334  Eriodictyon trichocalyx var. trichocalyx Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canon [Canyon] 457 Comment
  CAS-BOT-BC219336  Eriodictyon trichocalyx var. trichocalyx Herman Knoche 1919-6-12 Series A, No. 807 Los Angeles Glendora Comment
  LA205727  Eriodictyon trichocalyx var. trichocalyx Joseph Andorfer Ewan; 1932-6-17 7252 Los Angeles San Gabriel Mountains, ridge W of Barley Flats 1523 Comment
  OBI55261  Eriodictyon trichocalyx var. trichocalyx W. B. Welch 1928-4-10 53 Los Angeles Big Tunga Comment
Read comments
May 29 2015
  UCSB5288  Eriodictyon trichocalyx var. trichocalyx Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  UCR249000  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 538 Comment
  SBBG61886  Eriogonum baileyi P. A. Munz, I. M. Johnston 1928-9-5 11185 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  UC1032015  Eriogonum cinereum R. St. John 1933-2-15 338 Los Angeles Santa Ynez Canyon Calabasas Quad., Santa Ynez Canyon 91 Comment
  CAS-BOT-BC242750  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  RSA747268  Eriogonum davidsonii R. G. Swinney 2005-8-26 8525 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair. 1933 Comment
  POM308907  Eriogonum davidsonii Unspecified 1943-9-13 677 Los Angeles Fern Canyon road, San Dimas experimental forest. 1555 Comment
  RSA659843  Eriogonum davidsonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  RSA0116576  Eriogonum elongatum R. G. Swinney 2011-9-22 15690 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  UCR210231  Eriogonum elongatum R. G. Swinney 2008-10-22 9674 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
  UCR259917  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-3-16 11946 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC253204  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1946-7-21 46221 Los Angeles N. end of Hollywood Reservoir 228 Comment
  CAS-BOT-BC253206  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles E. slope of Coldwater Canyon, Santa Monica Mts. 335 Comment
  CAS-BOT-BC253262  Eriogonum fasciculatum var. foliolosum Marcus E. Jones 1882-2-25 3019 Los Angeles Pasadena Comment
  RSA662327  Eriogonum fasciculatum var. foliolosum Daniel Curran 1981-2-25 29 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UC56073  Eriogonum fasciculatum var. foliolosum J. H. Barber Los Angeles Soma Canyon Santa Monica Mts., Soma Canyon Comment
  POM123094  Eriogonum giganteum var. giganteum H. E. Hasse 1888-07 s.n. Los Angeles Santa Catalina Island Comment
  UC1413434  Eriogonum giganteum var. giganteum James L. Reveal and Caroline G. Reveal 1974-8-6 3765 Los Angeles on steep slopes above northern edge of Avalon Bay (n of Avalon); Santa Catalina Island, Descanso Beach 4 Comment
  POM122070  Eriogonum gracile George B. Grant 1904-9-15 s.n. Los Angeles Pasadena. Comment
  RSA589191  Eriogonum maculatum Tim S. Ross 1991-4-27 4684 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  RSA761703  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SBBG64118  Eriogonum nudum Anstruther Davidson 1893-1 Los Angeles Big Rock Crk Comment
  JEPS97057  Eriogonum nudum var. pauciflorum unknown 1928-7-9 Los Angeles Pine Canyon northern Los Angeles Co. Comment
  RSA709410  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  LA201186  Eriogonum parvifolium Peter H. Raven; May 1964 346 Los Angeles 3 Comment
  RSA494360  Eriogonum parvifolium var. parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  UCR219531  Eriogonum pusillum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54982 Los Angeles Transverse Ranges; San Gabriel Mountains region/Mojave Desert slopes, 0.25 to 0.5 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano 1159 Comment
  UC1922498  Eriogonum roseum Scott D. White, A. Warniment 2005-9-9 11213 Los Angeles Tehachapi Mtns.: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. Comment
  CAS-BOT-BC267754  Eriogonum roseum Dr. Davidson 189_ [Date incomplete on sheet.] s.n. Los Angeles Mountains near Antelope Valley Comment
  CAS-BOT-BC267756  Eriogonum roseum A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  CAS-BOT-BC267603  Eriogonum saxatile Le Roy Abrams 1901-7-1 1921 Los Angeles Mt. San Antonio Comment
  RSA424901A  Eriogonum saxatile Anstruther Davidson s.n. Los Angeles Top Mt. San Antonio [Los Angeles - San Bernardino counties]. Comment
  RSA766269  Eriogonum saxatile Joseph A. Ewan 1934-8-10 8437 Los Angeles Broad gravely summit of Mt. Waterman 2378 Comment
  RSA164806  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-17 839 Los Angeles Top of Highest point on ridge between Baldy Notch and Mt. Baldy, San Gabriel Mountains. 2896 Comment
  CAS-BOT-BC268212  Eriogonum umbellatum var. munzii F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 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
  UCR223182  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-22 11314 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  POM158215  Eriogonum viridescens P. A. Munz, I. M. Johnston 1928-9-5 11184 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC264993  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA250520  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Dourley 1967-10-10 37329 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Jackson Lake. 1867 Comment
  RSA747674  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-9-15 8155 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  CAS-BOT-BC297913  Eriophyllum confertiflorum Louis C. Wheeler 1931-11-20 366 Los Angeles 2 miles N Claremont 411 Comment
  CAS-BOT-BC297929  Eriophyllum confertiflorum Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  POM357931  Eriophyllum confertiflorum Norman C. Cooper 1948-5-13 2765 Los Angeles Pomona. 244 Comment
  RSA29639  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  RSA607001  Eriophyllum confertiflorum Leota Brice 1930-5-22 s.n. Los Angeles Palmdale. Comment
  UCR119054  Eriophyllum confertiflorum Jeremiah George 2001-5-30 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, mouth of Agua Amarga Canyon 15 Comment
  UCR194012B  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  LA94440  Eriophyllum confertiflorum var. confertiflorum W. O. Griesel; 1934-5-3 4449 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC642462  Eriophyllum confertiflorum var. confertiflorum Joseph Andorfer Ewan 1933-6-17 10826 Los Angeles canyon bottom Temescal Canyon; Santa Monica Mts., Temescal Canyon Comment
  CAS-BOT-BC308369  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Island Comment
  UCR222852  Eriophyllum wallacei R. G. Swinney 2009-4-29 10576 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
  RSA251397  Erodium botrys Robert F. Thorne 1966-4-17 36083 Los Angeles San Clemente Island, near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  RSA611073  Erodium botrys Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  UCR178051  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  UCR258786  Erodium cicutarium R. G. Swinney 2010-5-25 12967 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR219458  Erodium moschatum R. G. Swinney 2009-3-25 10156 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  SEINET12182172  Erodium moschatum J. F. Bright, Wyman, C. 1933-1 8017 Los Angeles Comment
  CAS-BOT-BC40700  Erysimum capitatum A. D. E. Elmer 1902-6-1 3699 Los Angeles Mount Gleason. Acton. Comment
  CAS-BOT-BC40780  Erysimum capitatum Ernest C. Twisselmann 1962-4-10 6829 Los Angeles Mojave Desert. Rosamund region. 1.3 miles east of Highway 6 on road at the end of Avenue A. 624 Comment
  CAS-BOT-BC40724  Erysimum capitatum Timothy S. Ross; Steve Boyd 1994-5-4 7686 Los Angeles Liebre Mountains. Spruce Draw, draining northwest off the saddle between Grass Mountain's main and northeast summits. 1143 Comment
  POM553  Erysimum capitatum var. capitatum L. R. Abrams 1901-04 1339 Los Angeles San Fernando Mts. 762 Comment
  UC187400  Eschscholzia Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC403175  Eschscholzia californica Ernest C. Twisselmann 1966-4-27 12108 Los Angeles Mojave Desert. Southwest side of Antelope Valley 883 Comment
  RSA433651  Eschscholzia californica F. R. Fosberg 1931-5-21 4955 Los Angeles Howlands Landing 10 Comment
  RSA21783  Eschscholzia californica var. crocea Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA161095  Eschscholzia californica var. peninsularis Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island, first canyon W of Lions Head Point 52 Comment
  PASA460  Eschscholzia minutiflora Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA534144  Eschscholzia ramosa Tim S. Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5068 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG96654  Eschscholzia ramosa R. F. Thorne 1966-4-15 36010 Los Angeles ca. 0.5 mi SSE of Eel Pt 3 Comment
  UCR207705  Eucalyptus polyanthemos Justin M. Wood 2009-4-13 479 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  CDA20780  Eucalyptus sideroxylon M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy.; the road from Stunt Rd. to the water tank, along the Backbone Trail. Comment
  LA200682  Eulobus californicus Carl Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC423048  Eulobus californicus Geo. B. Grant June 1904 430 Los Angeles Pasadena Comment
  RSA779450  Euphorbia albomarginata R. G. Swinney 2009-6-17 11221 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR265523  Euphorbia albomarginata Dan S. Cooper 2015-3-5 2015- 41 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  UCD142554  Euphorbia albomarginata Marian Vincent 1963-5-22 354 Los Angeles Santa Monica Mountains. At intersection of Old Topanga Canyon Road and Mulholland. 1/2 mile off road. Comment
  CDA20474  Euphorbia dendroides Pearson 2004-4-21 PDR 1251265 Los Angeles Southwestern California; New York Ave in Pasadena. 0 Comment
  POM188628  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UC2026514  Euphorbia helioscopia Louis C. Wheeler 1945-6-10 6066 Los Angeles SOUTH EL MONTE: Between Rio Hondo and San Gabriel Rivers, between Repetto and Puente Hills. Siphon Road, 1/4 Mile east of Durfee Avenue. Comment
  RSA605865  Euphorbia lathyris L. C. Wheeler 1966-10-25 9075 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SD126202  Euphorbia maculata A. C. Sanders 1987-9-18 7369 Los Angeles El Segundo Dunes, west of Los Angeles International Airport & Pershing Dr., much of this area was occupied by houses until ca. 15 years ago, streets & sidewalks remain & some ornamental plants have persisted, in cracks in cement on north edge of subsite 3 38 Comment
  SBBG133137  Euphorbia maculata B. C. Templeton 1967-8-1 10222 Los Angeles Clear Crk Forest Service Station at head of Clear Crk off Big Tujunga Comment
  PASA698  Euphorbia peplus Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  UCR260030  Euphorbia peplus R. G. Swinney 2010-4-21 12325 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA627568  Euphorbia peplus Sandy Leatherman 1998-7-1 29 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  IRVC28983  Euphorbia polycarpa A. C. Sanders 2003-6-19 26970 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA127972  Euphorbia serpillifolia P. H. Raven 1959-10-25 14698 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  RSA433509B  Euphorbia spathulata Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  CATA1753  Festuca arundinacea Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3195 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  SBBG13323  Festuca perennis M. A. Piehl -Jun-1962 62375 Los Angeles Navy base at Wilson Cove 38 Comment
  LA35613  Festuca perennis A. K. Khudairi; 1951-5-13 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA226162  Filago californica Gary D. Cromwell, David W. Wheat 1971-5-14 635 Los Angeles San Gabriel Mountains: Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora. On ridge west of canyon mouth 457 Comment
  RSA616270  Filago californica Scott D. White, Pam De Vries 1998-5-15 6500 Los Angeles Soledad Canyon Area; Liebre Mts. Proposed quarry area N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Ducle Canyon. 579 Comment
  UCR205605  Filago californica R. G. Swinney 2008-5-12 8845 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
  RSA527635  Filago californica Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4389 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR274342  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  SBBG58516  Forestiera pubescens S. W. Hutchinson 1929-3-8 654 Los Angeles Bouquet Cyn 914 Comment
  SBBG72370  Fragaria vesca M. N. Ackley -May-1929 1270 Los Angeles Eagle Rock 182 Comment
  CAS-BOT-BC52544  Frangula californica subsp. californica Le Roy Abrams 1900-8-10 1021 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  POM3591  Fraxinus dipetala I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  UCR151014  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA464931  Fraxinus velutina Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA24227  Fraxinus velutina var. coriacea Carl B. Wolf 1940-11-28 9794 Los Angeles Santa Monica Mts, 1/4 mile up Triunfo Canyon Road, off Malibu Lake. 213 Comment
  RSA649655  Fremontodendron californicum subsp. californicum Michael Horn 1991-5-7 27 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UC1137176  Fremontodendron californicum subsp. californicum P. L. Johannsen 1934-2-21 301 Los Angeles Santa Susana Mountains 990 Comment
  RSA367727  Fritillaria biflora George Henry Grinnell 1929-3-17 s.n. Los Angeles Eagle Rock. Comment
  UC843900  Fritillaria pinetorum P. A. Munz 1922-5-30 5573 Los Angeles head of Swartout Valley (San Antonio Mountains); , Swartout Valley 2194 Comment
Read comments
Dec 13 2011
  SEINET10580693  Funastrum hartwegii Blanche Trask Trask s.n. 1890 Los Angeles Avalon, Santa Catalina Island 10 Comment
  JEPS25741  Galium andrewsii subsp. intermedium John Weiler 1961-5-12 61112 a Los Angeles in e-facing ravine on Ridge Route Rd 0.4 mi n U.S. Weather Bureau lateral (1.9 mi se of the junction of Ridge Route Rd with State Hwy 138 (nr. Quail Lake)) Comment
  UCR111504  Galium angustifolium A. C. Sanders, D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR142928  Galium angustifolium F. R. Fosberg 1931-4-1 S- 4442 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  RSA719136  Galium angustifolium Naomi S. Fraga 2001-5-18 43 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA3501  Galium angustifolium subsp. angustifolium Carl B. Wolf 1932-5-9 3444 Los Angeles Santa Catalina Island. Cliff opposite to the tent city, Pebbly Beach. 8 Comment
  RSA6054  Galium angustifolium subsp. angustifolium Carl B. Wolf 1932-10-3 4208 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  UC1584245  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 A Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  JEPS56013  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-23 4190 Los Angeles on State Hwy 14 3 mi se Newhall Comment
  POM9745  Galium angustifolium subsp. gabrielense F. W. Peirson 1919-6-7 7677 Los Angeles Cow Canyon divide, San Antonio Creek Region 1372 Comment
  RSA678206  Galium angustifolium subsp. gabrielense Valerie L. Soza, LeRoy Gross 2001-4-18 1133 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 793 Comment
  SD138809  Galium angustifolium subsp. gabrielense Craig Reiser 1993-1-21 Los Angeles East of Monrovia and south of Santa Anita Creek Comment
  RSA0081369  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-7-21 15537 Los Angeles Strawberry Peak summit. 1860 Comment
  POM155814  Galium aparine M. B. Dunkle 1928-4-21 1867 Los Angeles Santa Catalina Island: shaded canyon side Renton Mine Road 274 Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  SD90516  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles San Clemente Island: wet bottom of Norton Canyon 900 Comment
  RSA678813  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  SBBG119263  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1056 Los Angeles N of Mt Bliss, Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct of Van Tassel Truck Trail and Van Tassel Rd (FS Rd 1N36A); T1N R10W SW/4, NE/4 S8 1082 Comment
  UCR159827  Galium grande Valerie Soza, L. Moore 1999-6-30 586 Los Angeles Transverse Ranges; San Gabriel Mtns, Upper Winter Creek Trail 854 Comment
  RSA586711  Galium jepsonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1808 Los Angeles Bare Mountain Canyon. 1540 Comment
  SBBG38863  Galium nuttallii subsp. insulare R. Moran 1941-2-23 606 Los Angeles S of Johnson's Valley 200 Comment
  JEPS19523  Galium parishii Peter H. Raven with H. L. Wedberg 1957-8-17 11210 Los Angeles slopes near summit of mt. San Gabriel Mountains, Mount San Antonio 3048 Comment
  RSA0091505  Galium porrigens R. G. Swinney 2011-10-10 15734 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SEINET13387031 Image available Galium porrigens R. G. Swinney 2011-1 15734 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UC28221  Galium porrigens J. H. Barber 1897-3-28 114 Los Angeles Santa Monica Exp. Station Comment
  RSA0051336  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, north side of Warm Springs Rd 6N32, west of Lake Hughes Rd. 640 Comment
  RSA424698A  Galvezia speciosa F. R. Fosberg 1931-7-15 S- 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  RSA534052  Galvezia speciosa Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5272 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  RSA573700  Garrya flavescens Tim S. Ross 1990-8-17 3156 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  RSA762163  Garrya flavescens Orlando Mistretta, Christine Mistretta 2008-5-20 3169 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008)., Rincon Red Box Rd, NE ridge of Monrovia Pk, separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  CAS-BOT-BC158002  Garrya veatchii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzers Camp, San Gabriel Mts 914 Comment
  RSA187980  Gastridium phleoides R. F. Thorne, P. Everett 1965-6-22 34908 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  LA200947  Gastridium phleoides Louis Wheeler; 1933-6-7 1859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 137 Comment
  UCR17881  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles Basin, 3600 block of Slauson Ave., Los Angeles 69 Comment
  UCR193137  Gayophytum R. G. Swinney 1998-7-14 6449 B Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA729698  Gayophytum decipiens R. G. Swinney 1998-8-31 6872 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  RSA529920  Gayophytum diffusum subsp. parviflorum Tim S. Ross 1991-8-16 5818 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA597038  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3838 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  UCR272569  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA596411  Gayophytum oligospermum Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-11 3366 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  UC17118  Geranium carolinianum J. H. Barber 1897-6-2 161 Los Angeles Santa Monica Experimental Station Comment
  RSA390995  Geranium carolinianum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UCR142068  Geranium dissectum A. C. Sanders 2003-4-30 26190 Los Angeles Western San Gabriel Mtns., Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. 351 Comment
  CATA3143  Geranium molle Sarah Ratay, Ben Carter 2011-5-6 137 Los Angeles Santa Catalina Island: Bulrush Canyon, 365 meters east of Bulrush-Salta Verde Ridge cutoff road 277 Comment
  RSA0088103  Gilia R. G. Swinney 2010-5-19 12792 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
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Dec 7 2018
  RSA771770  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR276805  Gilia R. G. Swinney 2010-5-21 12898 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SEINET4031682  Gilia achilleifolia O. M. Clark 1929-1 1915 Los Angeles West Lancaster, southern California. Comment
  SDSU3100  Gilia achilleifolia subsp. multicaulis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. Abot 2 miles up canyon from bottom of Chantry Flats Trail. Along trail. Comment
  POM157986  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  RSA621047  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR189950  Gilia capitata R. G. Swinney 1998-6-16 6979 Los Angeles San Gabriel Mtns., ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  LA52325  Gilia capitata subsp. abrotanifolia Mary Reynolds; 1937-5-2 155 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  SBBG45248  Gilia capitata subsp. abrotanifolia Leota Davidson 1966-3-19 231 Los Angeles Agua Dulce Cyn, off Soledad Cyn Comment
  UC335341  Gilia latiflora subsp. davyi unknown March 1886 Los Angeles near Lancaster; near Lancaster Comment
  RSA160866  Gilia latiflora subsp. latiflora Percy C. Everett, Nick F. Lolonis 1962-4-30 24460 Los Angeles Palmdale, between 30th and 29th streets, 1 block N of Hwy. 138 793 Comment
  SBBG93233  Gilia latiflora subsp. latiflora J. Ingram, A. Ingram 1960-3-31 277 Los Angeles St Hwy 138, about 10 mi E of Pearblossom Comment
  CATA367  Gilia nevinii Mark L. Hoefs 1974-3-28 416 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, southeast exposure 335 Comment
  RSA469471  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CAS-BOT-BC402011  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon Comment
  UC212502  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S.F.S. , Baldy Lookout (San Antonio Mountains) 2133 Comment
  UC52479  Gilia ochroleuca subsp. vivida H. M. Hall Jun 3 1900-Jun 6 1900 1534 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon (San Antonio Mountains, Southern California) 2072 Comment
  UCR189260  Gilia sinuata R. G. Swinney 1998-5-16 6062 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR190750  Gilia sinuata R. G. Swinney 1999-7-5 7502 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  SEINET3163644  Gilia tenuiflora var. altissima G. B. Grant 1906-6-17 503 a-6800 Los Angeles at Summit Mt. Wilson, southern California 1829 Comment
  UCSB31756  Gilia tricolor Risk, Paul 1963-5-15 Los Angeles Descanso Gardens, Native Plant section Comment
  SEINET10834122  Ginkgo biloba David B. Dunn 1939-10-18 Dunn UMO 46523 Los Angeles Cultivated tree, about 40 ft tall, growing in Westlake Park, Los Angeles, Calif. 213 Comment
  RSA0068084  Glechoma hederacea Michael C. Long 2015-5-1 925 Los Angeles San Gabriel Mtns., Upper Arroyo Seco, ca. 0.6 mi. SW of Switzer's Picnic Area, at first river crossing south of Switzer's, along E edge of trail. 929 Comment
  RSA573473  Gnaphalium californicum Timothy S. Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) S draining tributary of Turnbull Canyon. 299 Comment
  RSA640037  Gnaphalium californicum Steven A. Junak 1996-5-29 542 Los Angeles San Clemente Island: China Canyon, 1.2 miles inland from bridge across mouth of canyon. 137 Comment
  RSA91756  Gnaphalium californicum F. W. Peirson 1925-4-23 5808 Los Angeles San Gabriel River 305 Comment
  SBBG108953  Gnaphalium palustre S. A. Junak 1997-5-20 SCl 882 Los Angeles Ridge Rd, ca. 0.73 mi SSE of Thirst Pk, in extreme upper reaches of Cave Cyn 539 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  POM358900  Gnaphalium palustre L. C. Wheeler 1934-3-31 2496 Los Angeles La Verne 305 Comment
  UC1076476  Grayia spinosa Herbert L. Mason 1930-4-20 5595 Los Angeles Mohave Desert, Rock Creek region Comment
  UCR264070  Grayia spinosa John F. Green 2008-3-26 308- 07 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  UCR161635  Haplopappus venetus 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
  RSA598204  Harpagonella palmeri Steve Boyd, Lauren Raz 1997-3-4 9134 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA653929  Hazardia squarrosa Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1031 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 822 Comment
  SBBG131686  Hedypnois cretica S. A. Junak 1999-4-24 SCa 858 Los Angeles main rd, just S of [airport] rd 445 Comment
  POM304737  Helenium bigelovii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 143 Los Angeles Soldier Creek, San Gabriel Mts. Drainage area. Comment
  CAS-BOT-BC309443  Helenium puberulum Peter H. Raven 1959-10-25 14713 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Malibu Creek, 4.1 miles north of Coast Highway 91 Comment
  RSA3688  Helianthemum scoparium C. B. Wolf 1932-5-10 3534 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  IRVC28207  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  CAS-BOT-BC305688  Helianthus gracilentus F. Grinnell Jr. 1916-6-16 s.n. Los Angeles Santa Susana Pass, Los Angeles - Ventura Cos. 457 Comment
  LA200226  Helianthus gracilentus Jonathan Sauer; D. Bradbury 1969-7-14 4609 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  UC579452  Helianthus gracilentus A. D. Gifford 1935-5-8 684 Los Angeles 2.5 mi s Warm Springs; Tehon Quadrangle, Elizabeth Lake Canyon 487 Comment
  UC625028  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  UCD132959  Helminthotheca echioides Daryl Koutnik 1967-5-19 36890 Los Angeles Santa Catalina Island. Behind salina at Little Harbor. 7 Comment
  RSA0119796  Hemizonia fasciculata R. G. Swinney 2014-5-15 16510 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  RSA599684  Hemizonia fasciculata Steve Boyd, Lauren Raz 1997-5-6 9703 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
  RSA642083  Hemizonia pungens subsp. pungens Orlando Mistretta, Mark Elvin 1995-3-30 1680 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  RSA596834  Herniaria hirsuta subsp. cinerea Timothy S. Ross, J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  LA91462  Hesperocnide tenella Bruce Douglas Clayton; Greg Shaw 1972-4-4 62 Los Angeles SANTA MONICA MOUNTAINS, Upper Temescal and Rustic Canyons, Mountain Park Research Campus 554 Comment
  SBBG28967  Hesperocnide tenella L. C. Wheeler 1932-4-23 649 Los Angeles Mandeville Cyn 137 Comment
  UCR139938  Hesperocnide tenella L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  UCR242046  Hesperocnide tenella Dan S. Cooper 2012-2-13 212- 11 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  SD69657  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles Santa Catalina Island: dry slope on Salta Verde above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  CHSC3722  Heteromeles arbutifolia Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  SBBG94399  Heteromeles arbutifolia Knopf, Johnson 1930-1-30 695 Los Angeles Avalon Cyn Comment
  UCR210532  Heteromeles arbutifolia R. G. Swinney 2008-12-4 9944 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA0036279  Heteromeles arbutifolia Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA0072431  Heteromeles arbutifolia R. G. Swinney 1989-11-24 1490 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. On Big Dalton Canyon Road, 1.5 miles NE of Glendora Mountain Road. Comment
  SD107836  Heteromeles arbutifolia var. macrocarpa Mark Hoefs 1973-7-14 378 Los Angeles Santa Catalina Island: Just east of Wrigley Botanic Garden, Upper Avalon Canyon 106 Comment
  RSA0074076  Heterotheca grandiflora F. R. Fosberg 1930-7-7 3145 Los Angeles Alamitos Bay. 4 Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  RSA0075836  Heterotheca grandiflora T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, Mt Wilson. Comment
  RSA730755  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills 1 mi. SSW of Castaic Junction, west of Magic Mountain amusement park. 335 Comment
  CHSC95441  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  UC586945  Heterotheca sessiliflora subsp. fastigiata Joseph Andorfer Ewan 1934-8-5 8452 Los Angeles vicinity of Prairie Fork Ranger Station; San Gabriel Mts. 1767 Comment
  CAS-BOT-BC48168  Heuchera elegans Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe Comment
  CAS-BOT-BC319768  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon, San Antonio Mountains 914 Comment
  LA32276  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-6-4 14321 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA482863  Hirschfeldia incana L. C. Wheeler 1933-12-4 2345 Los Angeles San Dimas Dam; rocky side canyon above artificial lake 411 Comment
  CDA27085  Hoffmannseggia glauca Agricultural Commissioner Los Angeles 0 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA641422  Holodiscus microphyllus Louis C. Wheeler 1967-7-15 10051 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA733568  Holodiscus microphyllus R. G. Swinney 1998-8-13 6738 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA0098172  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-8-5 15600 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  SD233249  Hordeum depressum D. E. Bramlet, R. L. Allen 2011-5-23 4842 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Whittier Narrows Recreation Area, Parking lot of Archery range. 63 Comment
  RSA0085052  Hordeum glaucum Paul M. Inman 1983-5-15 51583 -5 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. On Winter Creek trail=c above Hoegee's Camp. 914 Comment
  CATA521  Hordeum intercedens Sara L. Crockett 1997-4-22 668 Los Angeles Santa Catalina Island: Second major N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail and East End Road (ca. 0.4 mile E), ca. 100 m S on ridge 323 Comment
  SBBG13209  Hordeum murinum M. A. Piehl 1962-6-9 62331 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA0113994  Hordeum murinum subsp. glaucum LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7524 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
  RSA624640  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA755929  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-10 2409 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  POM352455  Hordeum murinum subsp. leporinum M. B. Dunkle 1939-4-5 7271 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  RSA756175  Hordeum murinum subsp. leporinum Orlando Mistretta, Christine Mistretta 2008-4-3 2260 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  CATA459  Hordeum vulgare Sara L. Crockett, Steve Junak, Mark Hoefs 1997-3-27 602 Los Angeles Santa Catalina Island: End of Skull Canyon Road, adjacent to ditch ca. 20 m NE of road 231 Comment
  RSA623837  Hordeum vulgare Arthur R. Kruckeberg 1940-3-8 s.n. Los Angeles Vacant lot, Highland Park Comment
  UC185646  Horkelia cuneata subsp. puberula C. F. Baker 1904-4-20 4760 Los Angeles Claremont Comment
  UC72986  Horkelia cuneata subsp. puberula E. D. Palmer May 1904 Los Angeles Claremont Comment
  RSA729840  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  OBI56530  Hulsea heterochroma Tim Ross, Steve Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture (in San Francisco pasture): T6N R14W, N1/2 NW 1/4 sec 7 on Lake Hughes USGS 7.5' quad 1036 Comment
  SEINET480172  Hulsea heterochroma D. Keil 1977-6-11 Los Angeles Along Los Angeles County Road N-2 (Pine Canyon Road), 4 miles west of junction with Three Points Road Comment
  RSA261750  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11878 Los Angeles Along Forest Road 3N17, 2 miles East of Mill Creek Summit, San Gabriel Mountains. 2011 Comment
  RSA285971  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Abundantly naturalized on roadside, NW corner of Sunset Blvd. and Groverton Street, Westwood. Comment
  UCR108446  Imperata brevifolia L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mtns, Big Tujunga Canyon Road at Doske Road, just east of Ybarra Canyon 564 Comment
  SBBG13718  Isocoma menziesii E. R. Blakley 1961-9-23 4738 Los Angeles S shore of Catalina Harbor E of Ballast Pt 1 Comment
  UC54138  Isocoma menziesii var. sedoides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  POM359496  Isocoma menziesii var. vernonioides George R. Johnstone 1932-9-30 15843 Los Angeles Palos Verdes Hills. Comment
  UC212647  Isomeris arborea I. Johnston 1917-4-11 Los Angeles Dominguez Mesa Comment
  RSA593767  Isopyrum occidentale Steve Boyd, Mike Wall 1996-4-4 8544 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road., Upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  UC1483334  Jaumea carnosa Robert F. Thorne 1974-9-13 45090 Los Angeles inside Ballast Point; Santa Catalina Island, Catalina Harbor 1 Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR125133  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon 400 Comment
  UCSB994  Juglans californica Haller, John 1950-5-29 Los Angeles Santa Monica Mtns; dirt road between Sepulveda and Mulholland Dr 381 Comment
  RSA0011181  Juglans californica D. F. Howe 1947-3-22 s.n. Los Angeles Topanga Canyon 1/2 mile from ocean. Comment
  JEPS58701  Juglans californica var. californica Frank W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon San Gabriel Mountains Comment
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Mar 28 2014
  CAS-BOT-BC102333  Juglans regia Peter H. Raven 1959-5-3 14085 Los Angeles Woodrow Wilson Drive 1.2 miles east of Laurel Canyon 350 Comment
  UCR209207  Juglans regia A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37165 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SD69443  Juncus acutus Robert F. Thorne, P. Everett 1965-6-24 35037 Los Angeles Santa Catalina Island, along stream bed just below dam in lower Cottonwood Canyon. 38 Comment
  SD112064  Juncus acutus Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Cottonwood Creek. On streams running westward to Pacific Ocean. Comment
  RSA368104  Juncus acutus subsp. leopoldii N. C. Cooper 1915-4-29 1915 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA0116575  Juncus balticus R. G. Swinney 2010-6-8 13231 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA0098790  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA598375  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-24 9757 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA368347  Juncus bufonius var. occidentalis B. C. Templeton 1932-8-25 5087 Los Angeles Camp Cienega, Big Pines Park, San Gabriel Mountains. 2072 Comment
  UCR270809  Juncus duranii R. G. Swinney 2011-8-17 15625 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR95192  Juncus mexicanus L. C. Wheeler 1946-8-28 6291 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA368129  Juncus mexicanus Anstruther Davidson 1920-07 s.n. Los Angeles Little Rock Creek. 1000 Comment
  SEINET3881615  Juncus sphaerocarpus Louis C. Wheeler 1961-6-9 7844 Los Angeles San Gabriel Mountains. Mouth of Alder Creek, off Big Tujunga Canyon.; 0 1052 Comment
  SBBG128417  Juncus textilis M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2506 Los Angeles just below lower Bulrush Reservoir 281 Comment
  UC57091  Juncus torreyi Ernest Braunton Jul 1902 559 Los Angeles Los Angeles River Comment
  POM153334  Juncus xiphioides Phillip A. Munz, I. M. Johnston 1928-9-4 11174 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  SEINET6080129  Juniperus californica Unknown 1996-4-25 8704 Los Angeles Liebre Mountains. Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain. Comment
  UC1134274  Juniperus californica H. A. Jensen 1933-1-25 260 Los Angeles San Gabriel Wash Pomona Quadrangle Comment
  UCR210495  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  RSA401722A  Keckiella antirrhinoides var. antirrhinoides A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  LA51915  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  NY790235  Keckiella cordifolia T. S. Ross 1992-7-5 6606 Los Angeles RED MOUNTAIN: rocky summit area. Warm Springs Mountain 7.5' USGS quadrangle 1200.9 Comment
  POM158262  Keckiella cordifolia M. B. Dunkle 1928-5-28 1968 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  SBBG95468  Keckiella cordifolia M. B. Dunkle 1929-3-4 1714 Los Angeles Orizaba Cyn Comment
  RSA400469  Keckiella ternata subsp. ternata F. R. Fosberg, Joseph A. Ewan 1931-8-13 S- 5446 Los Angeles Pine Flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mountains. 1680 Comment
  NY790456  Keckiella ternata var. septentrionalis T. S. Ross 1990-6-4 2793 Los Angeles Lower Moody Canyon: Moody Truck Road, 0.1 mile north of junction with powerline road. Acton USGS 7.5' quad. 1048.5 Comment
  SBBG126265  Kickxia elatine A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 36998 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UCD168230  Kochia prostrata 2015-1-1 s.n. Los Angeles Antelope Valley [UTM convert by label maker]. 750 Comment
  UC147339  Koeleria macrantha H. M. Hall May, 1902 3253 Los Angeles San Fernando Hills Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  CAS-BOT-BC337928  Lasthenia californica A. C. Sanders; Mark Elvin; et al 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UC53940  Lasthenia glabrata subsp. coulteri Ernest Braunton 1902-5-15 322 Los Angeles Gardena Comment
  POM361504  Lasthenia gracilis Ora M. Clark 1929-3-30 s.n. Los Angeles W of Lancaster Comment
  RSA719495  Lasthenia gracilis Gary Kovnat, LeRoy Gross 2003-4-5 41 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA251500  Lasthenia gracilis R. F. Thorne 1973-4-11 42780 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  RSA405695  Lathyrus vestitus subsp. laetiflorus Christina Clark 1929-1-16 7120 Los Angeles North Hollywood Comment
  RSA0106492  Lathyrus vestitus subsp. vestitus R. G. Swinney 2011-3-18 14157 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  POM50632  Lathyrus vestitus var. vestitus L. R. Abrams 1901-04 1495 Los Angeles Wilson and Sierra Madre Trail Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA434051  Lavatera assurgentiflora subsp. assurgentiflora F. R. Fosberg 1931-5-22 7167 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  UCR214634  Lavatera cretica A. C. Sanders, Dan S. Cooper 2010-3-12 37384 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CHSC101344  Layia glandulosa Sula Vanderplank; LeRoy Gross, Steve Hoskinson. 2005-5-6 050506 -57 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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
  CAS-BOT-BC321518  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  SBBG131667  Layia platyglossa S. A. Junak 1999-5-20 SCa 931 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  SBBG79734  Layia platyglossa F. R. Fosberg 1931-5-6 4814 Los Angeles Cape Cyn, W side 200 Comment
  UCD133994  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-20 386 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  SBBG17875  Layia platyglossa P. H. Raven 1962-4-12 17331 Los Angeles S of cyn below the Tomb 228 Comment
  RSA368964  Lemna minuta F. R. Fosberg 1930-6-26 446 Los Angeles Lower Ballona Creek. 6 Comment
  RSA657224  Lepidium densiflorum Patricia Kouo 1994-4-27 944108 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  SBBG131734  Lepidium didymum S. A. Junak 1999-5-22 SCa 1012 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UC1076213  Lepidium flavum H. L. Mason 1932-4-1 6863 Los Angeles 1 mi e Lancaster Comment
  RSA618763  Lepidium latifolium L. C. Wheeler 1976-3-20 s.n. Los Angeles Los Angeles River: North of Pacific Coast Highway between 20th and 21st Streets, Long Beach. Comment
  CAS-BOT-BC12464  Lepidium nitidum Geo. B. Grant 1901-2-22 s.n. Los Angeles Pasadena. Monk Hill. Comment
  IRVC26467  Lepidium virginicum A. C. Sanders, Mark Elvin, et al. 2003-3-5 25708 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  SBBG89280  Lepidium virginicum J. Adams 1965-3-20 82 a Los Angeles Claremont, Thompson's Wash, N end of Indian Hill Blvd 426 Comment
  UCR224021  Lepidium virginicum Steve Boyd, Rick Riefner 2007-4-27 11736 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CAS-BOT-BC328053  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando. 335 Comment
  JEPS37163  Lepidospartum squamatum F. W. Peirson 1918-10-16 275 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 518 Comment
  RSA596046  Lepidospartum squamatum Timothy S. Ross, J. Mark Porter 1995-5-4 8405 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCR124382  Lepidospartum squamatum I. W. Clokey, B. C. Templeton 1929-1 4598 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR145194  Lepidospartum squamatum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR256865  Lepidospartum squamatum R. G. Swinney 2010-8-16 13550 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0135653  Leptosiphon aureus David E. Bramlet 2016-6-2 5309 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA662578  Leptosiphon breviculus T. S. Ross 1990-6-25 3798 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA706436  Leptosiphon breviculus LeRoy Gross 2005-6-23 2378 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA67059  Leptosiphon breviculus Verne Grant, Alva Grant 1951-6-15 16056 Los Angeles Big Pines to Inspiration Point. 2134 Comment
  UCR223441  Leptosiphon ciliatus R. G. Swinney 2009-6-3 11057 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
  RSA698750  Leptosiphon parviflorus LeRoy Gross, Paul Morton 2004-6-9 1361 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1732 Comment
  SD122713  Leptosiphon parviflorus James C. Dice, W. E. Tippets, et al. 1988-4-6 845 Los Angeles Santa Monica Mountains, Malibu Creek State Park; Reagan Ranch property along Yearling Trail, ca. 1.0 km northwest of Century Reservoir and 1.0 km eastnortheast of Malibu Lake. 249 Comment
  RSA0074222  Leptosiphon parviflorus Peter H. Raven 1960-5-15 15366 Los Angeles Santa Monica Mountains: Piuma Road 2.7 miles east of Rambla Pacifica. 427 Comment
  UCR45034  Leptospermum laevigatum A. C. Sanders 1986-7-30 6806 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
  UCR51072  Leptospermum laevigatum A. C. Sanders 1988-3-17 7730 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  SBBG12540  Leptosyne bigelovii E. R. Blakley 1958-5-9 2269 Los Angeles ca. 2 mi E of Gorman 1706 Comment
  SBBG17111  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  UCR280415  Leptosyne californica Onkar Singh 2014-3-18 4372 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  SD53037  Leptosyne gigantea Peter H. Raven 1962-5-22 17848 Los Angeles Santa Catalina Island: slope above canyon about 1 mile below Middle Ranch Comment
  UCSB9523  Leptosyne gigantea Wedberg, H. 1967-4-4 Los Angeles Pt. Dume Comment
  JEPS20559  Lessingia glandulifera var. glandulifera Frank W. Peirson 1918-10-16 278 Los Angeles entrance to Pacoima Canyon; San Gabriel Mountains, entrance to Pacoima Canyon 457 Comment
  RSA681897  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9627 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  SDSU4695  Lessingia glandulifera var. glandulifera F. Young Berg 1933-10-9 1554 Los Angeles Claremont. Comment
  RSA365312  Leymus condensatus Robin S. Collins 1973-5-28 330 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  RSA656262  Lilium Steve Archer 1977-5-20 22 Los Angeles Verdugo Mountains: Dead-end street near (last canyon) where the 210 Freeway and La Tuna Canyon meet, La Crescenta 273 Comment
  UCR147619  Linanthus breviculus Naomi Fraga, Paul Morton 2004-5-18 1185 Los Angeles Transverse Ranges; San Gabriel Mountains region, Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  CAS-BOT-BC226739  Linanthus californicus Paul F. Covel 1937-4-20 928 Los Angeles Newhall Grade Comment
  RSA276018  Linanthus californicus Jack Delaini 1974-5-9 170 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 793 Comment
  UCSB42052  Linanthus californicus Palys, Joe 1978-6-3 Los Angeles Next to road, along Angeles Crest Highway, 1/2 mi. south of Mt. Gleason turnoff 914 Comment
  SD45375  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles Rock creek; south of Valyermo, north side of San Gabriel Mountains. Comment
  RSA67081  Linanthus dianthiflorus Alva Grant, Verne Grant 1951-3-23 15972 Los Angeles Wash north of Claremont 549 Comment
  RSA597990  Linanthus dianthiflorus subsp. dianthiflorus Lauren Raz, Micahel Wall 1997-3-17 073 Los Angeles Santa Catalina Island. Cape Canyon (trending southwest to northeast) via road from Middle Ranch. 244 Comment
  RSA599469  Linanthus dichotomus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9488 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA599817  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-26 9391 Los Angeles Liebre Mountains region: Summit of Sierra Pelona Ridge near the divide between Martindale Canyon to the north and Spade Spring Canyon to the south. 1377 Comment
  UCR146215  Linanthus liniflorus Scott D. White, Michael Honer 2004-6-30 10540 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  RSA570185  Linanthus parryae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5022 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  SBBG16419  Linanthus parryae D. Myrick 1962-4-10 497 Los Angeles Hwy 6, 2 mi E of Palmdale 822 Comment
  SBBG108416  Linanthus pygmaeus subsp. pygmaeus T. Ross, G. Allan 1995-5-21 8617 Los Angeles between main stem of Horse Beach Cyn on W and the main W stem of Chenetti Cyn on the e, 4790' NNW of Slope Triangulation Pt (781' and 5070' WSW of 1135' tri. p. near "Chenity" 315 Comment
  SFV3363  Linaria maroccana M. Terrusa 1959-3-29 Los Angeles San Gabriel Mountains Gorman. Dry waste slopes. Comment
  RSA435737  Linum usitatissimum Christopher Davidson 1973-4-6 1872 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  CAS-BOT-BC110584  Lithophragma John H. Thomas 1957-5-25 6781 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles north northeast of Pasadena. 609 Comment
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SEINET6032168  Lithophragma affine G. B. Grant 1904-1 701 Los Angeles Garvanza Comment
  SEINET12219416  Lithophragma affine subsp. mixtum I. W. Clokey, Templeton, B. 1929-1 4430 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  SD230293  Lithophragma bolanderi Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail. 1280 Comment
  UCSB2568  Lithophragma heterophyllum Olsen, Meryl 1954-5-26 Los Angeles South slope of Little Dalton Canyon, San Gabriel Mts 548 Comment
  CHSC95774  Lithophragma tenellum LeRoy Gross; Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  RSA228906  Lithophragma tenellum R. F. Thorne 1971-8-25 41270 Los Angeles ANGELES NATIONAL FOREST: Lily Spring on northwest slope of Mt. Hawkins. Comment
  UC64642  Lithophragma tenellum H. M. Hall Jun 3 1900-Jun 6 1900 1498 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 2057 Comment
  UCR258574  Lobelia dunnii var. serrata R. G. Swinney 2010-8-26 13602 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SJSU13574  Lobelia dunnii var. serrata C. W. Sharsmith 1940-8-29 4223 Los Angeles at head of Eaton Canyon, San Gabriel Mts 1371 Comment
  SBBG55153  Lobularia maritima S. D'Moch 1967-4-20 Los Angeles "The Wash", Pomona College, Claremont Comment
  RSA725072  Loeseliastrum matthewsii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -92 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  SBBG63199  Logfia filaginoides R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR222994  Lomatium dasycarpum R. G. Swinney 2009-5-6 10654 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  SBBG59690  Lomatium dissectum var. multifidum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR209157  Lomatium lucidum Dan S. Cooper 2009-4-30 409- 18 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  UCR190455  Lomatium mohavense R. G. Swinney 2001-4-18 7893 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA586346  Lomatium nevadense var. parishii Orlando Mistretta 1995-3-17 1547 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  JEPS25804  Lomatium nevadense var. parishii W. L. Jepson 1939-4-21 19228 B Los Angeles Leonis Valley 975 Comment
  HSC21542  Lomatium utriculatum C. S. Apperson 1966-5-16 Los Angeles 16 mi. E of Gorman on Ave. D. Comment
  SBBG13637  Lonicera hispidula E. R. Blakley 1962-10-5 5421 Los Angeles 1.4 mi up cyn from White's Cove at the water tank 30 Comment
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Apr 16 2012
  POM305768  Lonicera interrupta Henry J. Ramsey, Henry J. Ramsey 1937-6-27 956 Los Angeles Pine Canyon, Angeles National Forest Comment
  RSA524192  Lonicera interrupta T. S. Ross, S. D. Boyd 1990-6-6 2885 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA600011  Lonicera interrupta Steve Boyd, Lauren Raz 1997-5-28 9854 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC234819  Lonicera subspicata Alice Eastwood 1919-6-20 9036 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC234868  Lonicera subspicata var. denudata Joseph Andorfer Ewan 1933-7-4 7858 Los Angeles Above Madrono [Madrono] flats, E. Fork Santa Anita Canyon, San Gabriel Mts. 914 Comment
  POM4538  Lonicera subspicata var. denudata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA455361  Lonicera subspicata var. denudata Fay A. MacFadden 1931-04 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  UC1125302  Lonicera subspicata var. denudata A. D. Gifford 1934-4-24 154 Los Angeles 1 1/2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  UCR212757  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1822 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA515123  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -6 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  RSA533905  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924' BM at the E end of the old airfield landing strip. 250 Comment
  RSA155785  Lotus argophyllus var. ornithopus P. H. Raven 1962-5-22 17843 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA177823  Lotus hamatus R. F. Thorne, P. C. Everett 1965-5-10 34522 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 427 Comment
  UCR131437  Lotus heermannii Alison Lipman 1998-4-24 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
  UCR204826  Lotus heermannii R. G. Swinney 2005-8-22 8508 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR183995  Lotus humistratus A. C. Sanders 2007-4-19 33427 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UC1595328  Lotus oblongifolius Tim Ross and Orlando Mistretta 1992-7-24 6767 Los Angeles 900 m 76 degrees ene Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  UCR190363  Lotus procumbens R. G. Swinney 2001-6-16 7977 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA230658  Lotus procumbens var. procumbens R. F. Thorne 1969-7-10 38440 Los Angeles Big Pines Hwwy., c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA729872  Lotus procumbens var. procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  SEINET3523774 Image available Lotus purshianus Lawrence M. Booth 1932-7-6 1258 Los Angeles Long Beach Comment
  UCR256196  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA599839  Lotus salsuginosus var. salsuginosus Steve Boyd, Lauren Raz 1997-5-6 9756 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SFV1855  Lotus scoparius P. G. Kilburn 1958-3-1 627 Los Angeles Point Dume, just south of Zuma Beach. 3 Comment
  UCR258613  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UC1584736  Lotus scoparius var. scoparius Tim Ross and Annette Ross 1991-6-3 5515 Los Angeles near s base of Elephant Hill (w Pomona); Pomona, Elephant Hill 249 Comment
  UCR124450  Lotus scoparius var. scoparius I. W. Clokey, B. C. Templeton 1929-1 4480 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA406298  Lotus strigosus Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  UC1129184  Lotus strigosus A. D. Gifford 1935-3-15 470 Los Angeles 2.5 mi from Elizabeth Lake Canyon mouth; Angeles National Forest, Tejon Quad. 426 Comment
  UC864915  Lotus strigosus F. R. Fosberg 1931-3-27 S 4407 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 120 Comment
  UCR126730  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26006 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 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
  UCR259150  Lotus strigosus R. G. Swinney 2010-6-23 13360 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
  UCR282043  Lotus strigosus R. G. Swinney 2014-4-18 16112 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCR68940  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA406433  Lotus unifoliolatus D. S. Krause 1939-07 s.n. Los Angeles Open fields in foothills, La Canada Comment
  POM214390  Lotus wrangelianus L. C. Wheeler 1932-4-30 673 Los Angeles Near UCLA campus, W. Los Angeles. 137 Comment
  RSA406347  Lotus wrangelianus F. R. Fosberg 1931-4-3 4465 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA755904  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles Waterman Mountain 2412 Comment
  UCR216567  Lupinus Dan S. Cooper 2010-6-16 610- 73 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., intersection of Mt. Lee Dr. and Mulholland Hwy., Griffith Park 378 Comment
  RSA0062871  Lupinus albifrons Daisie Huang 2008-4-20 08042012 Los Angeles Pine Canyon Rd and Three Points Rd. 312 Comment
  UCD105993  Lupinus albifrons Gordon Pilone 1960-4-26 15 Los Angeles Wash area at Pomona College, Claremont. 365 Comment
  UCR280813  Lupinus albifrons Mitch Provance 2017-6-30 617- 39 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SEINET10488414  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x field arb. Hyb. (2) Comment
  RSA0061213  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042003 Los Angeles Templin Hwy off I-5. 258 Comment
  SBBG3542  Lupinus benthamii E. R. Blakley 1958-5-9 2275 Los Angeles 2 mi E of Gorman on St Hwy 183 1097 Comment
  UC201089  Lupinus bicolor Katharine Brandegee Los Angeles Santa Catalina Comment
  UCR222721  Lupinus bicolor R. G. Swinney 2009-5-12 10727 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA0041774  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: HIllside above upper Cape Canyon. 359 Comment
  SFV4371  Lupinus bicolor D. B. Dunn 1941-3-23 919 Los Angeles Eagle Rock. On the hill above Ridgeview. Comment
  UC1401267  Lupinus bicolor David B. Dunn and Epling 1946-4-19 2139 Los Angeles Collected in a grassy meadow on the E side of the highway #138, 2.9 miles S of the junction of the old Ridge Route Road. 853 Comment
  SEINET10484867  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-20 Dunn 2150 Los Angeles At sta. 66 Near the foothills on the w side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs, and along the road 823 Comment
  POM350039  Lupinus bicolor subsp. microphyllus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  RSA190959  Lupinus bicolor subsp. microphyllus R. F. Thorne 1966-4-28 36254 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  SEINET10970221  Lupinus bicolor subsp. pipersmithii Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren s.n. Los Angeles Mojave desert, antelope valley, 2.2 mi. W of fairmont, 14 airline mi. W of Lancaster. T.7 n., R.14 w., Sec.4. Elevation 2650 ft. 808 Comment
  RSA535272  Lupinus bicolor subsp. umbellatus Tim S. Ross 1991-5-20 5314 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
  CAS-BOT-BC187875  Lupinus chamissonis LeRoy Abrams 1902-6-9 2502 Los Angeles Playa del Rey Comment
  SEINET7047888 Image available Lupinus excubitus Steven R. Hill, Kate Kramer 2001-4-22 33336 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
  RSA264159  Lupinus excubitus var. austromontanus Walter Wisura 1977-6-17 3678 Los Angeles Big Pine to Blue Ridge trail. Comment
  RSA741091  Lupinus excubitus var. hallii Justin M. Wood 2008-11-20 241 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  POM97155  Lupinus excubitus var. hallii P. A. Munz 1925-4-23 9422 Los Angeles San Gabriel Canyon 305 Comment
  LA205099  Lupinus excubitus var. johnstonii Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  PASA491  Lupinus excubitus var. johnstonii Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA413624  Lupinus formosus var. formosus Robin S. Collins 1973-5-15 270 Los Angeles Angeles National Forest, San Gabriel Mts:Trail Cyn, near road to beginning of pack trail. 579 Comment
  RSA582912  Lupinus guadalupensis Mark Elvin, Gery Allan, T. S. Ross 1995-5-21 19 Los Angeles San Clemente Island: west side of island; at confluence of three fingers of upper Chenetti Canyon. Comment
  RSA177720  Lupinus hirsutissimus Robert F. Thorne, Percy C. Everett 1965-5-11 34579 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA498205  Lupinus hirsutissimus Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  SBBG113041  Lupinus hirsutissimus S. A. Junak with K. Kirkland 1998-4-30 SCa 561 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCR197201  Lupinus hirsutissimus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 698 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCD107948  Lupinus hyacinthinus Daryl Koutnik; John Cuti 1978-4-19 376 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA0016941  Lupinus longifolius Philip A. Munz 1921-2-26 4687 Los Angeles Hills so-west of Pomona; hillside about 5 mi east of Brea Canyon. 305 Comment
  SEINET10485635  Lupinus longifolius Wolf 1931-5-14 WOLF 2053 Los Angeles Shrub. Ht 4 ft, spread 4 ft, trunk diameter 2 in; sun, loam, edges of wash Along beverly blvd. W of the los angeles botanic garden. Upper sonoran life Zone. 122 Comment
  JEPS108067  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Peace Valley Road (frontage to 15) 0.5 mi S Frazier Mountain Park Road, 2 mi N Gorman. 1371 Comment
  UC1129646  Lupinus nanus A. D. Gifford 1935-3-31 541 Los Angeles 6 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. Comment
  CHSC95796  Lupinus sparsiflorus LeRoy Gross 2005-5-3 2183 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  UCR194739  Lupinus sparsiflorus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 746 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  RSA414254  Lupinus sparsiflorus subsp. sparsiflorus E. Crow 1928-2-29 251 Los Angeles Thompson's Creek, Hills N of Claremont. Comment
  UCR186759  Lupinus succulentus T. B. Salvato, Sandra Murcia 2007-3-28 2012 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  UCSB41784  Lupinus succulentus Dressler, Robert 1949-3-13 Los Angeles N of Athens Comment
  CHSC8296  Lupinus truncatus Edward L. Smith 1957-4-25 174 Los Angeles Located in Little Dalton Canyon. San Gabriel Mountains. 365 Comment
  LA52452  Lupinus truncatus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA746988  Lupinus truncatus R. G. Swinney 2008-4-30 8707 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SFV1909  Lupinus truncatus K. A. Wilson 1961-3-11 993 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UC156993  Lupinus truncatus Geo. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  RSA414392  Lupinus truncatus Robert Gustafson 1981-3-10 2112 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG98538  Lupinus truncatus T. Ross 1991-5-21 5420 Los Angeles upper reaches of Box Cyn, SW side of island; just above the main wash area 403 Comment
  RSA428825  Lycium californicum M. B. Dunkle 1930-3-26 2151 Los Angeles Little Harbor, Santa Catalina Island. Comment
  SD251809  Lycium californicum M. B. Dunkle 1940-3-18 7418 Los Angeles Santa Barbara Island, west end. Comment
  SEINET10884636  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2586 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  SBBG109005  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1996-10-2 SCl 702 Los Angeles lower portion of Horse Cyn, at foot of long ridge entering cyn from w, 2.78 mi SSW of Thirst 91 Comment
  RSA435271  Lythrum californicum Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  RSA0011278  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2008-5-5 2638 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 Comment
  UCSB22798  Madia elegans Wilken, Dieter 1967-7-15 Los Angeles Near summit of Mt. Gleason west of Mill Creek Summit, San Gabriel Mtns. 1981 Comment
  UC1234772  Madia exigua Peter H. Raven 1962-5-21 17812 Los Angeles lower end Bullrush Canyon; Santa Catalina Island 198 Comment
  CAS-BOT-BC343069  Madia gracilis Louis C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  RSA717987  Madia gracilis R. G. Swinney 1997-5-13 5520 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  UCR124560  Madia gracilis B. C. Templeton 1932-6-1 4870 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
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Jan 7 2013
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  RSA158261  Madia sativa P. H. Raven 1962-7-10 17983 Los Angeles Scattered in canyon below Lemon Tank, San Clemente Island 244 Comment
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Dec 25 2010
  CAS-BOT-BC206205  Malacothamnus fasciculatus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  HSC79913  Malacothamnus fasciculatus Philip A. Silverstone 1978-7-23 232 Los Angeles Santa Monica Mtns., Latigo Canyon Rd., 0.3 km inland from its junction with State 1 Comment
  RSA602448  Malacothamnus fasciculatus Scott D. White 1997-5-14 5131 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  UC1122031  Malacothamnus fasciculatus Jerome S. Horton 1935-7-18 223 Los Angeles TAnbark Flat 792 Comment
  RSA0104036  Malacothamnus fremontii Robert F. Thorne, M. Z. Thorne 1969-7-10 38446 Los Angeles San Gabriel Mts., Angeles National Forest: c. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1950 Comment
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  UC205366  Malacothamnus orbiculatus I. M. Johnston 1917-8-22 1673 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River 1905 Comment
  POM6108  Malacothrix californica Bertha Almy s.n. Los Angeles Claremont. 366 Comment
  RSA004665  Malacothrix clevelandii Fay A. MacFadden 1930-06 1986 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UCR61027  Malacothrix clevelandii Steve Boyd, T. S. Ross 1988-4-28 2253 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA94956  Malacothrix clevelandii F. W. Peirson 1925-4-23 1782 Los Angeles Forks of San Gabriel River. 534 Comment
  SBBG20737  Malacothrix foliosa subsp. foliosa E. R. Blakley 1963-12-7 6324 Los Angeles W of Pyramid Head, S of Lighthouse 38 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
  LA103200  Malacothrix saxatilis var. tenuifolia Barry A. Prigge; 1985-6-14 6422 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  POM362370  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-29 4369 Los Angeles San Gabriel Canyon 457 Comment
  RSA656858  Malacothrix saxatilis var. tenuifolia Joseph M. Keefe 2001-1-24 31027 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
  UC1922891  Malacothrix saxatilis var. tenuifolia Valerie Soza, L. Lubinsky 2001-5-16 1229 Los Angeles Transverse Ranges; Verdugo Mountains; Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 488 Comment
  POM6228  Malacothrix saxatilis var. tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-28 578 Los Angeles Santa Monica Mountains. Comment
  SD112042  Malosma laurina Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island in mid-Avalon Canyon, Hour Trail. Comment
  SFV2137  Malosma laurina M. L. Vincent 1962-7-10 279 Los Angeles Santa Monica Mountains Piuma Road, 1.5 miles east of Malibu Canyon Road. 220 Comment
  UC449684  Malosma laurina J. Grinnell 1903-7-3 Los Angeles Pasadena, Scoville Hill Comment
  RSA239474  Malvella leprosa E. R. Blakley 1962-10-3 5378 Los Angeles Santa Catalina Island. Banks around Wrigley Reservoir at summit of island road 427 Comment
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Jan 22 2008
  RSA440962  Marah macrocarpa M. B. Dunkle 1928-11-19 2031 Los Angeles Gallager 's, Santa Catalina Island. Comment
  SBBG31059  Marah macrocarpa R. F. Thorne 1966-9-14 36626 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  SD38360  Marah macrocarpa Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  UCD107539  Marah macrocarpa Gerald Dickinson 1962-4-8 14 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  LA200417  Marah macrocarpa Harlan Lewis; 1941-4-7 Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA657930  Marah macrocarpa S. Campbell 1980-6-2 22 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  RSA276034  Marah macrocarpa var. macrocarpa Jack Delaini 1974-3-11 14 a Los Angeles Lodi Canyon, near mouth of canyon 381 Comment
  SD107903  Marah macrocarpa var. major Larry DeBuhr, Gary Wallace 1972-9-2 702 Los Angeles San Clemente Island, S of Eel Point 74 Comment
  PASA1166  Marrubium vulgare Loletta Hiebert Los Angeles Flintridge Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  UCD125008  Marrubium vulgare M. Mead 1972-2-26 3 Los Angeles 1 mile northeast of McCurdy Nature Center, Eaton Canyon. Comment
  POM362439  Matricaria matricarioides Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA533429  Matricaria matricarioides Timothy S. Ross 1991-4-21 4520 Los Angeles Whittier Hills (puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  RSA594645  Medicago lupulina Steve Boyd, Lauren Raz 1996-10-29 9110 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
  UCSB68629  Medicago lupulina Gross, LeRoy 2004-5-19 Los Angeles Coastal Plains & Basins; San Fernando Valley Basin region; City of Sunland; bluff south side of Big Tujunga Wash, in yard in housing tract called "Sunhill Estates" Comment
  RSA167088  Medicago polymorpha W. G. Webb 1935-1-25 s.n. Los Angeles Near Glendale Comment
  CAS-BOT-BC281525  Melica imperfecta I. M. Johnston 1918-6-2 2020 Los Angeles San Antonio Mts. Evey Canon 914 Comment
  CATA593  Melica imperfecta Mark L. Hoefs 1991-4-7 1038 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA584947  Melica imperfecta Timothy S. Ross, Steve Boyd 1991-4-25 4600 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 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
  SD260159  Melica imperfecta R. G. Swinney 2010-5-19 12811 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  UCR223677  Melica imperfecta R. G. Swinney 2009-6-12 11128 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA332614  Melica stricta Wayne E. Sawyer 1981-6-11 20 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 1.6 miles from Dawson Saddle. 2317 Comment
  UCR223796  Melilotus albus R. G. Swinney 2009-8-25 11475 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA0087866  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  LA200493  Melilotus indicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA587338  Mentzelia albicaulis Orlando Mistretta 1992-5-4 214 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA775129  Mentzelia dispersa Orlando Mistretta, Christine Mistretta 2010-6-7 5273 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA440461  Mentzelia laevicaulis G. R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 457 Comment
  UC2026406  Mentzelia laevicaulis Louis C. Wheeler 1946-10-26 6393 Los Angeles SAN GABRIEL MOUNTAINS: East Fork San Gabriel Canyon, at Graveyard Canyon. Comment
  RSA600064  Mentzelia micrantha Steve Boyd, Lauren Raz 1997-5-20 9819 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  UCR190533  Mentzelia micrantha R. G. Swinney 2000-6-19 7812 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR222790  Mentzelia veatchiana R. G. Swinney 2009-5-12 10747 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA199181  Mesembryanthemum nodiflorum R. F. Thorne, D. Propst 1968-5-27 37641 Los Angeles Santa Catalina Island. Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  RSA710280  Metrosideros kermadecensis A. C. Sanders, Lee Jones 2005-4-8 29364 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  LA209013  Micranthes californica Virginia Mars; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  CAS-BOT-BC348446  Micropus californicus var. californicus Geo. B. Grant 1898-2-28 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC349181  Microseris elegans K. L. Chambers 1954-4-26 496 Los Angeles Ventura Blvd. (Hwy. 101), Russell Valley, ca. 3 mi. e. of Thousand Oaks Comment
  POM363438  Microseris lindleyi Anstruther Davidson, H. E. Hasse 1906-06 1473 Los Angeles Big Rock Creek. Comment
  RSA595873  Microseris lindleyi Timothy S. Ross, Victor W. Steinmann 1995-5-8 8543 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA158214  Microseris lindleyi P. H. Raven 1962-5-8 17612 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA661072  Microseris lindleyi Orlando Mistretta 1992-4-5 180 Los Angeles Guds, San Clemente Island. Comment
  LA33954  Microsteris gracilis Peter H. Raven; Henry J. Thompson 1959-4-3 13923 Los Angeles 243 Comment
  RSA650926  Mimulus aurantiacus Daniel Curran 1981-2-25 27 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA660468  Mimulus aurantiacus Mary C. Hunter 1994-5-28 30 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  RSA714195  Mimulus aurantiacus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1617 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA167640  Mimulus aurantiacus var. pubescens Peter H. Raven, Robert F. Thorne 1964-5-7 19016 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC1250444  Mimulus brevipes Isabelle Tavares and Valera Brinson 1962-4-16 255 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  CATA324  Mimulus cardinalis Mark L. Hoefs 1973-7-13 353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, stream bed at bridge 22 Comment
  POM246632  Mimulus cardinalis F. R. Fosberg 1931-5-7 S- 4846 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  RSA126683  Mimulus cardinalis H. J. Thompson 1959-5-24 1983 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon. 46 Comment
  OBI82418  Mimulus cardinalis K. Dobry 1992-8-10 317 Los Angeles Santa Monica Mtns. at Cold Creek Canyon Presv. Comment
  RSA420671  Mimulus cardinalis Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0083159  Mimulus floribundus R. G. Swinney 2010-8-9 13474 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UCR163103  Mimulus floribundus Anuja Parikh, Nathan Gale 2004-6-3 2038 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  RSA650609  Mimulus floribundus R. S. Woglum 1937-7-17 841 Los Angeles Soldier Creek, North Fork San Gabriel River Canyon. Comment
  UC672540  Mimulus fremontii var. fremontii Margaret Stason 1927-5-14 Los Angeles between Big Rock Creek and Valyermo-Wrightwood Road (Pinyon Ridge); San Gabriel Mountains Comment
  LA209384  Mimulus guttatus Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  SEINET3245936  Mimulus guttatus R. G. Swinney 2009-1 11494 Los Angeles Transverse Range: San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2060 Comment
  UCR276974  Mimulus guttatus R. G. Swinney 2010-6-1 13146 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  POM50  Mimulus guttatus D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  UCR204845  Mimulus johnstonii R. G. Swinney 2005-8-11 8440 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA80486  Mimulus palmeri F. W. Peirson 1907-7-9 1124 Los Angeles Pine Flats Comment
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Dec 10 2014
  POM145762  Mimulus parishii Thos. Craig 1927-6-19 489 Los Angeles 10 miles west of Ravenna. Comment
  RSA0127462  Mimulus pilosus Louis C. Wheeler 1967-7-18 10080 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  UCSB33657  Mimulus pilosus Miller, Brian 1960-6-23 Los Angeles Devil's Gate Dam 457 Comment
  UCR108169  Mirabilis californica Jeanne Gural, Valerie Soza 1997-3-26 15 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 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
  UCR240275  Mirabilis laevis S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  RSA545283  Mirabilis laevis D. Propst, Mark Hoefs 1973-3-3 42 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  CAS-BOT-BC434634  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass 1/2 mi. from Summit 457 Comment
  CAS-BOT-BC434636  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-9-1 s.n. Los Angeles Redondo - bluff near sea. Comment
  RSA630307  Modiola caroliniana Louis C. Wheeler 1968-4-8 s.n. Los Angeles Pasadena: Northwest corner of Colorado Boulevard and Grand Oaks Avenue. Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  CAS-BOT-BC220134  Monardella exilis W. R. Dudley; F. H. Lamb 1896-6-4 4302 Los Angeles Lancaster Comment
  CAS-BOT-BC220136  Monardella exilis W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster Comment
  HSC24429  Monardella exilis James Henrickson 1971-5-2 5539 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  SD239800  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Transverse Ranges: Santa Monica Mountains: Santa Ynez Canyon, ca. 300 m N of Verde De La Montura Road Comment
  RSA639145  Monardella lanceolata Louis C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat, Graveyard Canyon. 823 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
  POM363551  Monolopia lanceolata Anstruther Davidson 1893-5-1 s.n. Los Angeles San Fernando Comment
  UC1069956  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1.1 mi sse Gorman; Tejon Quad. Comment
  UC831331  Monolopia lanceolata I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4767 Los Angeles Boquet Canyon 600 Comment
  UCR52425  Monolopia lanceolata David Charlton 1988-4-3 1715 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  UCR205262  Muhlenbergia californica R. G. Swinney 2005-8-17 8503 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 21 2018
  RSA403578  Muhlenbergia microsperma Robert M. Perkins 1936-4-20 131 Los Angeles Road to Malibu Lake. Comment
  RSA762695  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR192873  Muhlenbergia rigens R. G. Swinney 1998-8-6 6719 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  SD253329  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch) 0.6 miles SSE of jct. of Colby Ranch Rd. and FS 3N 19, upper Big Tujunga Cyn., south side of Coldwater Cyn. Creek (Chilao Flat 7.5'Q) 1073 Comment
  UC1083343  Muilla maritima Herbert L. Mason 1926-4-26 2946 Los Angeles Pocoima Wash foothills of San Gabriel Mountains Comment
  SBBG96840  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4228 Los Angeles lower half of China Cyn Comment
  SBBG98514  Myriopteris newberryi T. Ross 1991-5-23 5485 Los Angeles lower Tota Cyn, E escarpment 44 Comment
  UCR99509  Narcissus papyraceus Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mtns., Along Old Ridge Route north of Templin Hwy and west of the confluence of Castaic Creek and Fish Creek 957 Comment
  UCR51505  Narcissus tazetta A. C. Sanders 1988-2-3 7608 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC259790  Nassella cernua Henry J. Thompson 1959-5-31 2065 Los Angeles Santa Monica Mountains. 0.2 mile E of Tapia Park, on Piuma Road 182 Comment
  RSA574277  Nassella cernua Timothy S. Ross 1993-4-21 6832 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200- ft. NNE to NE of 'Quart' (1252 ft) 396 Comment
  SEINET193423  Nassella cernua F. W. Gould 1944-3-26 2176 Los Angeles N slopes of Palos Verdes Hills near Walteria Comment
  RSA91824  Nassella cernua F. W. Peirson 1923-4-12 3419 Los Angeles Wilson's Cove, San Clemente Island Comment
  CAS-BOT-BC259921  Nassella lepida Louis C. Wheeler 1936-6-8 4125 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mountains 960 Comment
  RSA617401  Nassella lepida Scott D. White 1998-6-4 6646 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between I-5 Fwy./Old Ridge Route and the lake. 427 Comment
  UC1133068  Nassella lepida Jerome S. Horton 1936-6-19 371 Los Angeles Dalton Canyon Road below Bell Canyon; Pomona Quadrangle, San Dimas Experimental Forest Comment
  SEINET269344  Nassella pulchra Scott D. White 1995-4-27 2948 Los Angeles Upslope from Winter Canyon near Pepperdine University; north of Pacific Coast Highway east of Malibu Canyon Road sout 91 Comment
  POM244900  Nasturtium officinale F. R. Fosberg 1931-5-2 4748 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  CATA2991  Navarretia hamata subsp. leptantha Peter J. Dixon 2015-2-26 023 Los Angeles Santa Catalina Island: Pensioner's Flats watershed. .68 mile South of Little Harbor. .53 mile East of Sentinel Rock. 80 Comment
  UCR256934  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-18 3484 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 0.1 km west of Angeles Forest Hwy, 0.8 km south-southeast of Aliso Canyon Road 1280 Comment
  RSA596173  Nemacladus ramosissimus L. C. Wheeler 1957-5-5 7264 Los Angeles San Gabriel Mountains. Dunsmore Canyon. 883 Comment
  RSA621309  Nemacladus sigmoideus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA659944  Nemacladus sigmoideus Orlando Mistretta 1992-5-18 354 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SEINET10460936  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43511 Los Angeles San Gabriel Mountains: Dry ridge north of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  SFV7367  Nemophila menziesii T. Gordon, M. H. Grayum 1975-4-3 886 Los Angeles San Gabriel Mountains Placerita Canyon near Los Pinetos Canyon. 564 Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  SBBG127047  Nemophila menziesii var. integrifolia A. Parikh, N. Gale 2011-7-5 3537 Los Angeles rd to Barley Flats, 3.9 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1665 Comment
  SD253470  Nemophila spatulata R. G. Swinney 2011-5-19 14774 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Road 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  UCR273568  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  IRVC28738  Nerium oleander A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25563 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  UCR189979  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA647964  Nicotiana bigelovii Michelle Manolovitz, Brian Manolovitz 1992-5-19 30 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  CAS-BOT-BC231559  Nicotiana glauca Geo. B. Grant 1901-3-13 s.n. Los Angeles Pasadena Comment
  CATA3482  Nicotiana glauca Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-9-26 003 Los Angeles Santa Catalina Island: Interior; in drainage in the Middle Cottonwood Canyon watershed 213 Comment
  RSA426782B  Nicotiana glauca F. R. Fosberg 1931-7-14 S- 5408 Los Angeles Whites' Landing, Santa Catalina Island. 5 Comment
  UCR73126  Nicotiana quadrivalvis Scott D. White 1992-10-8 899 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), 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
  SEINET10696854  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3961 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC7443  Nitrophila occidentalis J. Burtt Davy May 9 1896-May 24 1896 2249 Los Angeles margin of Dry Lake Antelope Valley Comment
  RSA458915  Oenanthe sarmentosa Anonymous s.n. Los Angeles Cienega Comment
  RSA0018731  Oenothera elata subsp. hirsutissima LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6203 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA3741  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  UC557627  Opuntia Nell Murbarger 1936-3 94 Los Angeles San Clemente Island; mesa summit Comment
  UCD169564  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-20 10856 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  RSA604541  Opuntia ficus-indica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  CHSC110025  Opuntia littoralis V. Soza; LeRoy Gross 2001-5-22 1241 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just above Ferguson Motorway (less than 100 feet above). 488 Comment
  RSA603313  Opuntia vaseyi Scott D. White 1997-5-21 s.n. Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA622834  Orchidaceae Louis C. Wheeler 1975-4-30 s.n. Los Angeles University of Southern California, Los Angeles. Comment
  POM175427  Oreonana vestita Joseph A. Ewan 1930-6-25 s.n. Los Angeles Near summit of Mt. Islip, San Gabriel Mountains. 2470 Comment
  RSA0022255  Oreonana vestita Duncan S. Bell, Caitlin Elam 2013-8-1 5553 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  RSA773674  Orobanche californica R. G. Swinney 2009-6-3 11041 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0094079  Orobanche fasciculata R. G. Swinney 2011-5-19 14777 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UC574921  Orobanche fasciculata Carl Epling, Charles Darland June 1935 Los Angeles Tujunga Canyon. Comment
  RSA0076578  Orobanche fasciculata Joseph Andorfer Ewan 1936-7-27 9844 Los Angeles Auto road on the N end of Table Mt., Swartout Valley, San Gabriel Mts. 2133 Comment
  JEPS11680  Orobanche parishii Frank W. Peirson 1919-5-10 416 Los Angeles San Gabriel Mts., Arraster Canyon, Arraster Creek 914 Comment
  SD69676  Orobanche parishii subsp. brachyloba Robert Thorne, P. Everett 1965-6-23 34932 Los Angeles Santa Catalina Island; Ben Weston Beach, west side of island, ca. 10', low sandy flat behind dunes, in sun (mak 10/07) Comment
  RSA3697  Orthocarpus purpurascens Carl B. Wolf 1932-5-10 3543 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  SEINET12270215  Orthocarpus purpurascens A. R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  UC465986  Osmadenia tenella I. J. Condit Los Angeles Los Dimas Comment
  RSA286438  Osmorhiza brachypoda Mary H. O Brien 1976-4-30 s.n. Los Angeles Near Hwy 39, trail to Lewis Falls, 2.5 mi. above Coldbrook Camp and 100 m below Falling Springs Resort. 20 m up the trail along Soldier Creek. 1220 Comment
  SBBG114768  Oxalis corniculata subsp. corniculata R. Burgess, P. Munro 2000-9-15 4225 Los Angeles bluff on N side Hwy 1, 2 mi S of Sycamore Cyn; Santa Monica Mtns Nat Recreation Area 3 Comment
  UC1375302  Oxytheca parishii var. parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38910 Los Angeles above Big Pines (s slope of Table Mt.); San Gabriel Mts., Angeles National Forest, Table Mt. 2118 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  UC519909  Packera breweri Carl Epling and Louise Wheeler 1933-6-4 1848 Los Angeles near Quail Lake; Sandberg 1310 Comment
  RSA0097166  Packera ionophylla R. G. Swinney 2011-6-20 15212 Los Angeles San Gabriel Mountains: southeast margin of Crystal Lake, 10-30 meters from water line. 1692 Comment
  UC1302325  Paeonia californica Peter H. Raven and Robert F. Thorne 1964-5-7 19026 Los Angeles near Seminole Hot Springs; Santa Monica Mountains, Saddle Rock Ranch Comment
  RSA608455  Panicum capillare L. C. Wheeler 1946-9-8 6348 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCR282208  Papaver californicum Gary Hans 2010-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, below Vista del Valle Dr., Spring Canyon 296 Comment
  CAS-BOT-BC413372  Parietaria hespera var. californica Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon Comment
  UC729795  Parietaria hespera var. californica Carl B. Wolf 1932-5-11 Los Angeles Fourth O' July Cove Santa Catalina Island (above the road) 30 Comment
  RSA595017  Parietaria hespera var. hespera Mark Hoefs, Robert F. Thorne 1996-4-6 2599 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  IRVC28617  Parthenocissus vitacea A. C. Sanders, Mark Elvin 2002-6-20 25245 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG128235  Paspalum dilatatum M. L. Hoefs, S. A. Junak 1996-7-9 2722 Los Angeles bunkhouse at Middle Ranch, Middle Cyn 207 Comment
  CDA5094  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley; Along 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 Comment
  UCR199955  Pectocarya anisocarpa Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1168 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 579 Comment
  RSA595996  Pectocarya anisocarpa L. C. Wheeler 1967-5-8 9352 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  IRVC27797  Pectocarya linearis A. C. Sanders 2005-5-11 30172 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  RSA724394  Pectocarya linearis subsp. ferocula K. Dobry 1990-3-25 d- 102 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR133735  Pectocarya linearis var. ferocula F. R. Fosberg 1931-3-27 S- 4404 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 150 Comment
  RSA316356  Pectocarya penicillata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54975 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA587531  Pectocarya penicillata Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1105 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA653473  Pectocarya penicillata Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 787 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  UCR185598  Pectocarya penicillata A. C. Sanders 2007-4-25 33583 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA152110  Pectocarya penicillata Wesley O. Griesel 1962-3-24 s.n. Los Angeles Mojave Desert W of Lancaster 1067 Comment
  SD108941  Pectocarya setosa James Henrickson 1973-5-12 9601 Los Angeles 6 air mails southeast of Pearblossom, 4.6 road miles south of Llano in lower portion of Bob's Gap along 165 Street 1235 Comment
  UCR177473  Pectocarya setosa LeRoy Gross 2005-5-19 2289 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Feb 19 2017
  POM193478  Pedicularis densiflora J. B. Feudge 1928-3-12 1960 Los Angeles Devore near San Bernardino. 579 Comment
  SD127610  Pedicularis semibarbata Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  LA94135  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-14 2029 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  UCR271741  Pellaea andromedifolia R. G. Swinney 2011-3-26 14228 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA609281  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA686900  Pellaea mucronata G. R. Proctor 1944-02 784 Los Angeles Sepulveda Canyon Comment
  RSA686704  Pellaea mucronata subsp. californica T. R. Pray 1955-10-8 1036 Los Angeles Little Rock Canyon; Santiago Branch, on N side of San Bernardino Mts. Comment
  RSA762135  Pellaea mucronata subsp. mucronata Orlando Mistretta, Christine Mistretta 2008-5-15 3069 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  POM22838  Pellaea mucronata var. mucronata D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA583040  Pellaea mucronata var. mucronata T. S. Ross 1993-4-22 6875 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  UC399531  Pellaea mucronata var. mucronata George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 920 -6194 Los Angeles Santa Catalina Isl. Comment
  RSA86271  Pellaea mucronata var. mucronata F. W. Peirson 1919-12-2 1514 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  CAS-BOT-BC258784  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica Comment
  POM4280  Penstemon centranthifolius M. Hitchcock 1918-7-3 10 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  POM50423  Penstemon centranthifolius L. R. Abrams 1901-4-5 1340 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  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
  JEPS11574  Penstemon centranthifolius Frank W. Peirson 1918-5-26 200 Los Angeles Henniger Flats San Gabriel Mountains, Henniger Flats 868 Comment
  UCD124077  Penstemon centranthifolius Daryl Koutnik 1978-4-28 448 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  UCR190892  Penstemon grinnellii R. G. Swinney, Cody Clarke 2001-6-20 7996 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UCR206271  Penstemon grinnellii R. G. Swinney 2008-6-10 9016 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
  POM128325  Penstemon grinnellii subsp. grinnellii George B. Grant 4594 Los Angeles Mt. Wilson. Comment
  RSA0116442  Penstemon heterophyllus subsp. heterophyllus Steve D. Boyd, Lauren Raz 1997-5-29 9915 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  NY601634  Penstemon heterophyllus var. australis A. M. Ottley 1920-5-8 641 Los Angeles San Rafael Hills Comment
  RSA0076601  Penstemon heterophyllus var. australis Carl B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 mi. east of Chatsworth, along base of hills (Hagen Ranch). 366 Comment
  UCSB22117  Penstemon labrosus Wilken, Dieter 1967-7-15 Los Angeles Near Summit of Mt. Gleason; west of Mill Creek Summit; San Gabriel Mtns 1981 Comment
  RSA532648  Penstemon rostriflorus Tim S. Ross 1991-8-14 5764 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  RSA703174  Penstemon rostriflorus Scott D. White 2004-8-11 10709 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  JEPS11596  Penstemon spectabilis var. subviscosus F. W. Peirson 1918-6-30 206 Los Angeles Mt. Wilson Toll Road San Gabriel Mts, Mt. Wilson 1295 Comment
  SEINET4438930  Pentachaeta lyonii W. S. Lyon 1885-1 Los Angeles Comment
  RSA0059018  Pentagramma triangularis Sara L. Crockett 1997-4-1 639 Los Angeles Santa Catalina Island. Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road. 316 Comment
  RSA0070780  Pentagramma triangularis Steve Boyd, Thomas Elias 1987-4-14 2056 Los Angeles Rincon-Red Box Road. S of Rincon Forest Station, N of Glendora. Comment
  SD81809  Pentagramma triangularis Fay A. MacFadden 1931-3-29 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA0062915  Pentagramma triangularis Lyman Benson 1945-1-20 11591 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  RSA0094692  Pentagramma triangularis George B. Grant, Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island. Comment
  RSA687378  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SBBG96872  Pentagramma triangularis subsp. triangularis T. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): small cyn that drains N to Turnbull Cyn from the NW side of Workman Hill 341 Comment
  IRVC8387  Pentagramma triangularis subsp. triangularis A. S. Boughey 1966-4-17 s.n. Los Angeles San Clemente Island; near Thrist, N-facing slope. Channel Islands Comment
  SBBG76916  Pentagramma triangularis subsp. viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamilton Cyn 25 Comment
  RSA0060252  Pentagramma viscosa Geo L. Moxley 1919-5-6 688 Los Angeles Catalina Island. Comment
  CAS-BOT-BC217829  Perideridia pringlei W. R. Dudley; F. H. Lamb 1896-6-9 4428 Los Angeles Liebre Mountains Comment
  UCR184359  Perideridia pringlei A. C. Sanders 2007-4-19 33473 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CAS-BOT-BC73762  Peritoma arborea var. arborea S. B. Parish 1916-3-31 10769 Los Angeles Santa Catalina Island Comment
  SBBG42187  Perityle emoryi M. B. Dunkle 1939-4-7 7335 Los Angeles Pyramid Cove Comment
  SD69783  Perityle emoryi Robert F. Thorne 1966-4-4 35754 Los Angeles Santa Catalina Island, rocky southwest-facing bluff southeast of Ballast Point and Catalina Harbor, Isthmus 89 Comment
  RSA0039060  Phacelia brachyloba R. G. Swinney 2010-5-11 12658 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UC1922233  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  UCD120266  Phacelia brachyloba Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canyon. Comment
  UC57023  Phacelia brachyloba H. M. Hall 1902-5-2 3092 Los Angeles San Francisquito Pass 457 Comment
  LA38557  Phacelia cicutaria var. hispida W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA81954  Phacelia cicutaria var. hispida O. H. Kappler; 1940-5-12 5 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM175366  Phacelia cicutaria var. hispida E. Crow 1930-6-29 s.n. Los Angeles Near Crystal Lake. Comment
  RSA0097165  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14897 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
  RSA11007  Phacelia cicutaria var. hispida Carl B. Wolf 1928-4-1 1622 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  UC729584  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-9 3479 Los Angeles 1/3 mi above Mexican Houses; Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon 152 Comment
  RSA160527  Phacelia cicutaria var. hispida J. D. Olmsted 1958-3-9 33 Los Angeles along hillsides of Johnson Cr. and Thompson Cr.; southwestward drainage along Thompson Cr. east of Webb School and 3/4 mi. NW of intersection of Indian Hill and Baseline NW Claremont. 457 Comment
  RSA427634  Phacelia cicutaria var. hispida N. C. Cooper 1949-10-12 2186 Los Angeles Tapia Park area, Santa Monica Mtns 610 Comment
  RSA524203  Phacelia cicutaria var. hispida Tim S. Ross, Steve Boyd 1990-6-6 2896 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA569927  Phacelia davidsonii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4880 Los Angeles Liebre Mtn: near W summit area. 1683 Comment
  SBBG31375  Phacelia distans R. F. Thorne with P. C. Everett 1965-5-11 34525 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  UC75120  Phacelia distans C. F. Baker 1904-4-15 4104 Los Angeles Claremont Comment
  UCR222849  Phacelia distans R. G. Swinney 2009-5-12 10716 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR223774  Phacelia distans R. G. Swinney 2009-6-17 11179 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
  UCR263061  Phacelia distans Mitch Provance 2008-4-14 408- 06 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA710806  Phacelia distans LeRoy Gross 2005-5-3 2195 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
  POM19226  Phacelia floribunda P. A. Munz 1932-4-8 6624 Los Angeles San Clemente Island. Comment
  JEPS108275  Phacelia fremontii David Gowen 2005-5-11 312 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  RSA0061139  Phacelia fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6844 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA585339  Phacelia fremontii Tim S. Ross 1991-4-27 4643 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
  RSA131022  Phacelia grandiflora Percy C. Everett, E. K. Balls 1959-6-2 23854 Los Angeles 0.5 miles N of Jct of Mulholland Drive and Road to Backus, Santa Monica Mountains. 610 Comment
  RSA762287  Phacelia grandiflora Orlando Mistretta, Christine Mistretta 2008-5-5 2646 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  SEINET5536667  Phacelia hubbyi G. B. Grant 964 Los Angeles Pasadena Comment
  UCR127407  Phacelia imbricata A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25575 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  UCR256220  Phacelia imbricata R. G. Swinney 2010-6-4 13037 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
  RSA584491  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6420 Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  UC1167736  Phacelia imbricata subsp. imbricata Peter H. Raven and W. L. Wedberg 1957-6-15 10913 Los Angeles Latigo Canyon Rd at Newton Canyon Rd; Santa Monica Mountains Comment
  RSA707386  Phacelia longipes Naomi S. Fraga, Tim Thibault, Eshan Taquvi 2005-7-26 1633 Los Angeles Palmer and Evey Canyon saddle. 915 Comment
  SDSU6630  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mts. 671 Comment
  UCR231797  Phacelia longipes Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 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
  RSA428275B  Phacelia ramosissima var. austrolitoralis L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UC1002525  Phacelia ramosissima var. austrolitoralis A. M. Johnson 1933-5-17 4278 Los Angeles dunes El Segundo Comment
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  SEINET12280407  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1931-1 5476 Los Angeles near Pasadena Comment
  CDA2279  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns; Foster Ranch, Sycamore Canyon, south slope Johnstone Peak. Comment
  CHSC110026  Phalaris aquatica V. Soza; LeRoy Gross 2001-5-22 1234 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15). 716 Comment
  UC122012  Phalaris caroliniana T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  POM1063  Phalaris lemmonii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  POM356923  Phalaris minor Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. 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
  UCR186996  Phlox gracilis A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31959 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA435572  Pholisma arenarium F. R. Fosberg 1931-10-4 s 5838 Los Angeles El Segundo. Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC135285  Phoradendron bolleanum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3388 Los Angeles Little Rock Creek, Joshua Tree Campground on the SW side of Little Rock Reservoir; San Gabriel Mountains 1002 Comment
  POM123322  Phoradendron macrophyllum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UC519988  Phoradendron macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi. s.w. Glendora 198 Comment
  JEPS42584  Phoradendron pauciflorum Frank W. Peirson 1918-8-17 32 Los Angeles San Gabriel Mts., Baldy 2286 Comment
  POM308928  Phoradendron villosum K. H. B. 1944-1-10 686 Los Angeles Parking lot near Tanbark Flats, San Dimas Experimental Forest, Angeles National Forest. Altitude 2500 feet. 762 Comment
  RSA567247  Phoradendron villosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  UC1584226  Phoradendron villosum Steve Boyd and Dave Bramlet 1990-6-6 2812 Los Angeles Green Valley Pasture in San Francisquito Canyon; Angeles Nat'l Forest, Saugus District, Lake Hughes Quad. 926 Comment
  UCR150956  Phoradendron villosum Sandra L. Leatherman, Brian Daniels 1998-11-10 61 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: Directly west of the intersection of Bouquet Canyon Road and Vasquez Canyon Road 488 Comment
  CATA1594  Phyla nodiflora Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2863 Los Angeles Santa Catalina Island: Toyon Bay 30 Comment
  CAS-BOT-BC58274  Phyllodoce breweri Geo. B. Grant 1902-8-1 10593 Los Angeles Pasadena. 3048 Comment
  UC1147890  Phyllospadix torreyi Robert F. Thorne 1966-4-4 35793 Los Angeles Bird Rock Santa Catalina Island (on rocks exposed at very low tide) Comment
  RSA682973  Phyllospadix torreyi Jane Olney 1936-11 s.n. Los Angeles Point Fermin Comment
  RSA683032  Phyllospadix torreyi E. Yale Dawson 1948-11-28 5759 Los Angeles Point Dume Comment
  SFV21770  Physalis philadelphica J. N. Hogue 2010-7-10 370 .04 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  CAS-BOT-BC73403  Pinus Geo. B. Grant 1906-4-2 6606 Los Angeles Pasadena, Altadena Comment
  CAS-BOT-BC78537  Pinus coulteri John H. Thomas 1957-5-8 6741 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena 1676 Comment
  CATA3540  Pinus halepensis Benjamin J. Dion, Kristy Lanz 2018-5-18 007 Los Angeles Santa Catalina Island: Interior; in drainage in Middle Cottonwood Canyon watershed 177 Comment
  CAS-BOT-BC254413  Piptatherum miliaceum A. J. McClatchie 1896-8-20 s.n. Los Angeles Near Los Angeles Comment
  RSA595805  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 61 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA647863  Piptatherum miliaceum LeRoy Gross, Laura Moore 2000-6-5 214 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  UCR127890  Plagiobothrys arizonicus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26091 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR186873  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32083 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
  UC166913  Plagiobothrys canescens George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 996 /6159 Los Angeles Santa Catalina Island Comment
  UCR47707  Plagiobothrys canescens F. R. Fosberg 1928-4-11 S- 00200 Los Angeles Puente Hills, San Dimas 290 Comment
  SBBG63884  Plagiobothrys nothofulvus M. N. Ackley -Feb-1929 63 Los Angeles Eagle Rock 304 Comment
  SBBG131685  Plantago erecta S. A. Junak 1999-4-24 SCa 863 Los Angeles main rd, just S of [airport] rd 445 Comment
  RSA187913  Plantago erecta Robert F. Thorne 1966-4-5 35870 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA402053  Plantago lanceolata F. R. Fosberg 1930-6-23 S- 2958 Los Angeles Del Rey. 1 Comment
  LA212300  Plantago major E. E. Gripp; 1951-7-28 s.n. Los Angeles Winetka near River. Comment
  RSA68964  Plantago patagonica F. W. Peirson 1920-5-3 1183 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  UCR212799  Platanus racemosa Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1793 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, at intersection of San Dimas Canyon Road near 1st canyon home 461 Comment
  UCR95402  Platanus racemosa L. C. Wheeler 1966-11-19 9136 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  RSA484218  Poa secunda Robert Gustafson 1978-5-2 890 Los Angeles Off dirt road leading into Hungry Valley, 4 mile from the junction with the 2 lane paved Peace Valley Road, west of Gorman. 1250 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
  SEINET3130219  Poa secunda Unknown 1900-4-3 1015 Los Angeles Old Wilson trail Comment
  UCR209884  Poa secunda R. G. Swinney 2008-7-16 9245 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCD92410  Poa secunda subsp. juncifolia R. Tofsrud 1949-4-1 s.n. Los Angeles Highway 138, between Pearblossom and Cajon. Comment
  POM293179  Polycarpon tetraphyllum Lyman Benson 1946-6-20 12103 Los Angeles Claremont, Drainage Slope Pacific Slope Comment
  SFV1213  Polycarpon tetraphyllum R. L. Armacost 1957-6-15 870 Los Angeles Santa Monica. Comment
  CAS-BOT-BC167817  Polygala cornuta var. fishiae Peter H. Raven 1960-5-21 15403 Los Angeles Triunfo Canyon 259 Comment
  UCR219338  Polygonum aviculare Lorraine Weller 2009-7-7 070709- 03 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  CAS-BOT-BC413997  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-4-17 141 b Los Angeles LASCA Comment
  RSA464413  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1931-8-31 40 Los Angeles 2 miles NE of La Verne, along roadside. 381 Comment
  RSA800796  Polygonum aviculare subsp. depressum Jane Tirrell 2012-8-20 LS 0151 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  RSA127801  Polygonum aviculare subsp. neglectum Peter H. Raven, H. J. Thompson 1959-9-18 14432 Los Angeles Santa Monica Blvd near Beverly Glen Blvd, W Los Angeles. 76 Comment
  UCR186676  Polygonum lapathifolium T. B. Salvato, Sarah Flack 2007-8-8 3026 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR127385  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 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
  UCR219568  Polypodium californicum R. G. Swinney 2009-3-28 10203 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  POM9728  Polypodium californicum P. A. Munz 1921-4-1 4416 Los Angeles San Dimas Canyon 549 Comment
  CAS-BOT-BC232410  Polypogon monspeliensis Peter H. Raven 1962-7-12 18042 Los Angeles San Clemente Island. Wilson Cove, below barracks 45 Comment
  RSA701176  Polypogon monspeliensis Steve Boyd, Amber Maurice 2004-5-18 11337 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  SEINET10861092  Polypogon monspeliensis Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park Comment
  RSA85031  Polystichum scopulinum F. W. Peirson 1921-6-17 2464 Los Angeles canyon on divide between Little Rock Creek tributary and Bear Creek, San Gabriel Mts. 1920 Comment
  CAS-BOT-BC72487  Polystichum scopulinum Larry Kiefer 1963-1-1 358 Los Angeles c. 8 miles W. [jnctn] junction [hgwy] highway 39, Angeles Crest [Hgwy] Highway (2) 2286 Comment
  OBI71042  Populus fremontii Larry Kelly, David J. Keil 1988-4-16 36 Los Angeles Little rock Campground Comment
  LA208530  Populus fremontii subsp. fremontii C. E.; 1926-4-24 sn Los Angeles Mint Canyon 1523 Comment
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Jan 12 2015
  RSA657197  Populus fremontii subsp. fremontii Joseph M. Keefe 2001-1-19 30999 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  UC520297  Populus trichocarpa Joseph Andorfer Ewan 1933-7-4 7880 Los Angeles Spanish Canyon above Monrovia; San Gabriel Mts., Spanish Canyon above Monrovia 609 Comment
  SD252229  Potamogeton Steven A. Junak 1999-7-17 Sca 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 410 Comment
  UCR202526  Potentilla glandulosa R. G. Swinney 2005-8-15 8479 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 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
  UCR149537  Prunus emarginata R. G. Swinney 1997-6-25 5631 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
  UCR73405  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte): Turnbull Canyon drainage near mouth of canyon 154 Comment
  UC75924  Pseudognaphalium biolettii Geo. B. Grant Apr 1901 519 Los Angeles Catalina Island Comment
  CAS-BOT-BC356545  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles California Channel Islands. Wilson Cove. San Clemente Island 30 Comment
  OBI16442  Pseudognaphalium biolettii Robert J. Rodin 1953-5-2 5818 Los Angeles On a cliff near the sea just S of White's Cove, Catalina Island Comment
  SBBG59441  Pseudognaphalium californicum S. A. Junak with K. Kirkland 1998-5-2 SCa 650 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  UC1211005  Pseudognaphalium californicum Huron H. Smith 1912-5-1 4882 Los Angeles Eagle Rock Valley 152 Comment
  UCR261130  Pseudognaphalium californicum R. G. Swinney 2010-6-21 13293 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CAS-BOT-BC357040  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-7-7 8160 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  SBBG131693  Pseudognaphalium luteoalbum S. A. Junak 1999-9-9 SCa 1075 Los Angeles top of Black Jack Peak, at microwave installation 609 Comment
  UC469109  Pseudognaphalium microcephalum unknown 1902-5-1 Los Angeles Laurel Canon Comment
  CAS-BOT-BC357632  Pseudognaphalium stramineum Louis Wheeler 1932-7-2 895 Los Angeles San Dimas Canyon, San Gabriel Mts. 457 Comment
  RSA279118  Pseudognaphalium stramineum R. F. Thorne 1971-3-18 41493 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA587494  Pseudognaphalium stramineum Orlando Mistretta 1994-9-13 1470 A Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  POM264379  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA384630  Pseudotsuga macrocarpa Donald R. Bissing 1973-6-2 165 Los Angeles Evey Canyon 976 Comment
  UC1979922  Psoralea bituminosa S. D. White 2003-10-3 9839 Los Angeles SAN GABRIEL MOUNTAINS: Foothill above Sierra Madre. Los Angeles Dept. of Public Works Sierra Madre Debris Basin. Northern terminus of Sumac St. Comment
  SBBG128288  Pteridium aquilinum var. pubescens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3023 Los Angeles lower Fern Cyn, 195 Comment
  POM923  Pteridium aquilinum var. pubescens Clara Roush 1908-2-10 s.n. Los Angeles Palmers Canyon Comment
  RSA591555  Pterospora andromedea L. C. Wheeler 1966-10-6 8958 Los Angeles San Gabriel Mountains, Mt. Williamson 2485 Comment
  RSA3709  Pterostegia drymarioides Carl B. Wolf 1932-5-11 3556 Los Angeles Santa Catalina Island. Point west side of Fourth O' July Cove. 30 Comment
  RSA656215  Pterostegia drymarioides Joseph M. Keefe 1977-6-11 22161 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  UCR149899  Purshia glandulosa R. G. Swinney 1999-6-18 7318 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  JEPS46232  Purshia tridentata var. glandulosa A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts) Comment
  UCD113381  Purshia tridentata var. glandulosa Geoffrey Levin 1975-5-17 518 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA158238  Pycnanthemum californicum David P. Gregory 1961-8-10 482 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  UCR191182  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  RSA675010  Pyracantha crenatoserrata LeRoy Gross 2003-2-22 749 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR190082  Pyrola dentata R. G. Swinney 1998-8-27 6813 Los Angeles San Gabriel Mtns., upper Big Horn Ridge area, talus slope north of the ridge 2744 Comment
  UCR198388  Quercus X grandidentata Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 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
  UCSB70458  Quercus X grandidentata Gross, LeRoy 2001-3-23 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest 487 Comment
  SBBG32150  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -220 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  RSA307816  Quercus agrifolia var. agrifolia Henry J. Ramsey 1938-2-13 2744 Los Angeles Eaton Canyon Park, Altadena. Comment
  SBBG118555  Quercus berberidifolia J. Henrickson 2000-4-15 20706 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; T3N, R15W, SW/S 6 472 Comment
  UC472130  Quercus berberidifolia J. Ewan 1931-10-24 5259 c Los Angeles Santa Monica Mts. Comment
  UCD45318  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  LA91415  Quercus berberidifolia Bruce Douglas Clayton; Greg Shaw 1972-3-20 15 Los Angeles 621 Comment
  RSA476895  Quercus chrysolepis F. R. Fosberg 1931-8-10 S 5622 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA476906  Quercus chrysolepis Donald R. Bissing 1973-6-2 121 Los Angeles Evey Canyon, San Gabriel Mtns. on Canyon Wall below road cut 0.7 mile from mouth of Canyon. 780 Comment
  SD1101  Quercus chrysolepis Fidella G. Woodcock Sep 1930 Los Angeles Mt. Lowe, interior mountains, mostly canyonsides, dry ridges Comment
  UCD45446  Quercus chrysolepis H. L. Mason 1927-6-11 3743 Los Angeles Mt. Wilson, San Gabriel Mts, alt. 5000 ft. 1524 Comment
  UCD45455  Quercus chrysolepis Gordon Pilone 1961-10-3 50 Los Angeles San Antonio Canyon three-fourths mile north of Ranger Station on old road. Drainage area: pacific slope. San Gabriel Mountains, Los Angeles County, California. Altitude: 2500 ft. 762 Comment
  CAS-BOT-BC86203  Quercus dumosa Peter H. Raven; Henry J. Thompson 1958-10-11 13760 Los Angeles Santa Monica Mountains. Saddle Peak, near the EPeak 609 Comment
  CHSC96047  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 311 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon, pass saddle with antennas. 792 Comment
  RSA476604  Quercus durata var. gabrielensis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson Trail 762 Comment
  RSA598916  Quercus durata var. gabrielensis R. G. Swinney 1989-11-24 1488 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Paul Keiser Nature Trail. 473 Comment
  CAS-BOT-BC94167  Quercus engelmannii W. R. Dudley 1907-12-4 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC94171  Quercus engelmannii Fordyce Grinnell 1903-12-1 s.n. Los Angeles near Pasadena Comment
  POM285647  Quercus engelmannii Lyman Benson 1951-10-15 14802 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  RSA290527  Quercus engelmannii Lyman Benson 1948-11-9 13548 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
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Jul 10 2010
  RSA250591  Quercus john-tuckeri Robert F. Thorne 1967-3-23 41580 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  SD225862  Quercus john-tuckeri John M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; north-facing hillslope Comment
  UCSB60670  Quercus kelloggii Muller, Cornelius 1937-8-7 Los Angeles 5 mi West of Swarthand, San Bernardino Mtns. 1524 Comment
  CAS-BOT-BC61540  Quercus lobata Le Roy Abrams 1901-4-4 1335 Los Angeles Chatsworth Park Comment
  POM370196  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Between the first 2 summits north of Castaic. 762 Comment
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Jun 25 2014
  UCR18945  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Transverse Range, Placerita Canyon [in Santa Clarita] Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  UC5846  Quercus pacifica Dr. A. Davidson 1895-1 Los Angeles Catalina Island Comment
  UCR143405  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  UCR168351  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  UCR223586  Quercus wislizeni R. G. Swinney 2009-6-8 11067 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
  RSA587476  Quercus wislizeni var. frutescens Orlando Mistretta 1994-4-29 1125 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA595797  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1996-10-8 9019 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  RSA188369  Rafinesquia californica R. F. Thorne, Percy C. Everett 1965-6-22 34888 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  SD186108  Rafinesquia californica A. C. Sanders, Tricia Wotipka, et al. 2003-4-29 26154 Los Angeles Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon. 487 Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  SD252300  Raphanus raphanistrum Steven A. Junak 2000-5-18 Sca 1300 Los Angeles Santa Catalina Island: N side of N Shore Road, 0.6 mile E of turn-off for Howland's Landing. 39 Comment
  RSA660838  Raphanus sativus Ann Williams 1992-5-14 14 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  PASA423  Rhamnus californica Annetta Carter 1929-1-9 Los Angeles Base of Mts., Sierra Madre Comment
  RSA0116814  Rhamnus californica R. G. Swinney 2011-6-7 15093 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
  UCR132301  Rhamnus californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  RSA642513  Rhamnus californica subsp. californica D. E. Bramlet 1999-5-14 2762 Los Angeles Puente Hills. 457m northwest of the 57/60 freeway and 1 km east of old Brea Canyon Road. 310m east from the end of Cottonwood Lane. 201 Comment
  RSA764416  Rhamnus californica subsp. californica Justin M. Wood 2009-8-18 1251 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR205538  Rhamnus californica subsp. californica A. C. Sanders, T. B. Salvato 2009-5-21 36897 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA390806  Rhamnus crocea Louis C. Wheeler 1932-4-1 539 Los Angeles Liveoak Wash near La Verne. 404 Comment
  NY42971  Rhamnus ilicifolia J. B. Walker 1995-3-29 1294 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  RSA39860  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 4363 Los Angeles Kings Ca - on, Antelope Valley. Comment
  SBBG27535  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 Los Angeles Kings Cyn, Antelope Valley Comment
  CAS-BOT-BC360863  Rhamnus pirifolia Dr. Barton W. Evermann 1915-3-29 s.n. Los Angeles Santa Catalina Island Comment
  RSA161321  Rhamnus pirifolia Peter H. Raven 1962-5-20 17776 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA187784  Rhamnus pirifolia Robert F. Thorne 1966-4-29 36325 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  UCR143164  Rhamnus pirifolia Reid Moran 1941-2-2 608 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Valley 20 Comment
  RSA188539  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, John Olmsted 1965-8-26 35400 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  LA32122  Rhamnus tomentella subsp. tomentella Peter H. Raven; 1959-10-18 14679 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy 2.9 mi E of Decker Rd. 662 Comment
  CAS-BOT-BC170440  Rhus integrifolia Samuel B. Parish 1887-6-1 s.n. Los Angeles San Fernando Plains Comment
  LA33876  Rhus integrifolia Peter H. Raven; 1959-3-15 13954 c Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  RSA386478  Rhus integrifolia M. B. Dunkle 1928-3-4 1718 Los Angeles Orizaba Canyon, Santa Catalina Island. Comment
  RSA590486  Rhus integrifolia T. S. Ross, Walter Appleby 1993-5-20 7202 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA649289  Rhus integrifolia Kathy Lynn 1971-3-3 71 -32 Los Angeles Collected on Weaver's ranch, Diamond Bar area 1.5 mi. from Old Brea Cyn Rd. cutoff 140 Comment
  RSA650219  Rhus integrifolia Walter Stewart 1948-2-20 s.n. Los Angeles Collected from the wash one mile east of Claremont on Arrow Highway. 396 Comment
  SD90471  Rhus integrifolia Robert F. Thorne 1970-3-5 Los Angeles Santa Catalina Island: Upper Avalon Canyon Comment
  SFV21009  Rhus integrifolia L. Gross 2003-3-7 778 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Just past a saddle along the road on northwest-facing slope on north side of ridge near above coordinates. 518 Comment
  OBI20442  Rhus ovata Ron Pecoff 1961-4-28 s.n. Los Angeles Santa Monica mtns. Stunt rd. 335 Comment
  UCR114181  Rhus ovata A. C. Sanders, D. Malueg 1998-6-24 22058 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  UCR270923  Rhus ovata R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14330 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  POM141740  Ribes amarum Arthur C. Gibson, Linda Gibson 1971-3-27 1742 Los Angeles Evey Canyon, NE of Claremont. Comment
  CAS-BOT-BC92446  Ribes aureum var. gracillimum John Thomas Howell 1929-3-2 4098 Los Angeles On Foothill Boulevard at Monrovia. Comment
  RSA746830  Ribes aureum var. gracillimum Justin M. Wood 2009-3-13 358 Los Angeles City of Claremont: SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  SBBG2742  Ribes aureum var. gracillimum H. and M. Dearing 1935-3-9 575 Los Angeles Mint Cyn Comment
  UC1127637  Ribes aureum var. gracillimum Jerome S. Horton 1937-5-8 436 Los Angeles San Dimas Canyon wash below lower dam Pomona Quad. 304 Comment
  SEINET13942332 Image available Ribes californicum Scott D. White 1995-1 2540 Los Angeles San Gabriel mountains, Upslope from USFS San Dimas Stn., N end of San Dimas Res., USGS 7 1/2' Glendora quad, +/- 1500 ft. elev. 34 deg. 10' N, 117 deg. 46' W. T1N, R9W, S24 457 Comment
  LA33880  Ribes californicum var. hesperium Henry J. Thompson; 1959-2-20 sn Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek 243 Comment
  UC457220  Ribes cereum Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  CAS-BOT-BC108870  Ribes divaricatum var. parishii Clarence R. Quick 1942-4-18 s.n. Los Angeles Collected at El Monte. Comment
  UCSB33260  Ribes divaricatum var. parishii Miller, Brian 1963-3-9 Los Angeles Whittier Narrows; San Gabriel River; Pico Pivera 121 Comment
  CAS-BOT-BC173430  Ribes malvaceum Lewis S. Rose 1969-12-30 69118 Los Angeles Franklin Canyon, Santa Monica Mountains 152 Comment
  SFV1633  Ribes malvaceum P. G. Kilburn 1958-2-15 605 Los Angeles Santa Monica Mountains Sepulveda Canyon, Mission Fire Road. Ravine going south about 200 yards west of Sepulveda Blvd. 366 Comment
  RSA350135  Ribes malvaceum var. viridifolium Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  UC921824  Ribes malvaceum var. viridifolium Ira W. Clokey, B. Templeton 1929-4-14 4455 Los Angeles Mandeville Canyon Santa Monica Mountains 450 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 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
  RSA476238  Ribes roezlii C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA658978  Ribes roezlii Paul M. Inman 1983-5-8 50883 -10 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains. about 1 mile north of Arcadia, ca. 40 from streamside at the first wier below Hoegee s Camp. Comment
  CAS-BOT-BC186157  Ribes roezlii var. roezlii A. D. E. Elmer 1902-6-1 3604 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC186161  Ribes roezlii var. roezlii I. M. Johnston 1917-6-15 1271 Los Angeles Head of Icehouse Canon [Canyon] 2286 Comment
  UCR38984  Ribes roezlii var. roezlii David J. Keil 1980-3-28 13738 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  CAS-BOT-BC168664  Ribes speciosum LeRoy Abrams 1902-6-17 2563 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC168666  Ribes speciosum June Giddings s.n. Los Angeles Arroyo Seco Comment
  UCR141313  Ribes viburnifolium R. F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, ENE slope of Blackjack Mine 457 Comment
  POM12339  Ricinus communis F. L. Robinson 1921-5-18 84 Los Angeles Claremont. 365 Comment
  RSA591666  Ricinus communis L. C. Wheeler 1966-9-21 8890 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UCR210083  Ricinus communis R. G. Swinney 2008-10-20 9639 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA0077548  Ricinus communis G. Wallace 1964-5-6 s.n. Los Angeles San Gabriel River by Hwy. 66. Comment
  CSUSB1352  Robinia pseudoacacia Leslie Pratt 1968-5-11 Los Angeles Mount Baldy 914 Comment
  RSA660687  Romneya trichocalyx Jerry Turney 1987-6-3 57 Los Angeles Lower Eaton Canyon. San Gabriel Mountains. In front of Nature Center. Comment
  SBBG120051  Rorippa curvisiliqua A. C. Sanders 2003-5-26 25860 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of Foothill Blvd, N edge of 210 Freeway, E of San Gabriel River channel 159 Comment
  UCD113423  Rosa californica Marc Meyer 1993-4-25 24 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 1.5 miles north of Tampa offramp of 118 Fwy. 400 Comment
  RSA595694  Rubus leucodermis Louis C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains. Mt. Wilson Road ca. 1/4 mi. east of road to Alpine Tavern. Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  UC861858  Rubus ursinus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts., Temescal Canyon Comment
  UCR205084  Rubus ursinus R. G. Swinney 2008-4-10 8631 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  RSA0115838  Rumex conglomeratus Steven A. Junak 1999-7-15 SCa- 1029 Los Angeles Santa Catalina Island. Bulrush Canyon. 237 Comment
  RSA466271B  Rumex conglomeratus Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
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Nov 4 2007
  UC520379  Rumex maritimus Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles River at Los Feliz Blvd Los Angeles River 121 Comment
  POM2349  Rumex salicifolius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 107 Comment
  RSA0013472  Rumex salicifolius var. salicifolius Orlando Mistretta, Youssef Atallah 2011-8-16 6044 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA547803  Rumex salicifolius var. salicifolius Tim S. Ross, Peter Fritsch 1990-6-20 3599 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR95223  Ruppia maritima L. C. Wheeler 1946-8-28 6280 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  POM50176  Salazaria mexicana A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale. Comment
  RSA587361  Salazaria mexicana Orlando Mistretta 1992-5-4 242 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA607226  Salazaria mexicana Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR36540  Salicornia europaea A. C. Sanders, F. C. Vasek 1984-6-6 5078 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  CATA343  Salicornia pacifica Mark L. Hoefs 1973-7-20 384 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  UCR107256  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Mt. Baldy Rd on W shoulder, c. 0.25 mi SW of Mt. Baldy Rd junction w/ Glendora Mountain Rd. Comment
  UCR206158  Salix exigua R. G. Swinney 2008-5-30 8892 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA0115700  Salix exigua var. hindsiana Andrew C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  UCR209143  Salix gooddingii Dan S. Cooper 2009-1-29 109- 26 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  SBBG128171  Salix laevigata B. E. Carter 2012-8-23 6986 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  POM123207  Salix lasiolepis Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  RSA12637  Salix lasiolepis Carl B. Wolf 1934-8-16 6062 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. 5 Comment
  SBBG57883  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles Topanga Cyn 225 Comment
  UC492417  Salix lasiolepis Carl W. Sharsmith 1932-2-14 9 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR150840  Salix lasiolepis R. G. Swinney, Dave Larson 1999-5-15 7178 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR194059  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  LA208798  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7639 Los Angeles Area 1 Comment
  CAS-BOT-BC107528  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 203 Los Angeles Santa Monica [Canon] Canyon Comment
  UCR62348  Saltugilia australis Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA729654  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1998-7-6 6286 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
  UCR193670  Saltugilia splendens subsp. grantii R. G. Swinney 1999-6-28 7422 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR270035  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-21 15547 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA469653  Saltugilia splendens subsp. grantii M. B. Dunkle 1933-7-11 3652 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA585941  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-23 2637 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  UC909119  Saltugilia splendens subsp. splendens Herbert L. Mason 1926-4-27 3037 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC1349022  Salvia Robert F. Thorne and P. Everett 1965-5-10 34431 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 274 Comment
  RSA607919  Salvia apiana Louis C. Wheeler 1961-6-13 7871 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  RSA724461  Salvia apiana K. Dobry 1991-6-27 d- 794 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  SBBG71155  Salvia carduacea R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  SEINET13947293 Image available Salvia carduacea Martha P. Creighton 1952-1 288 Los Angeles Llano; 3300 ft alt. 1006 Comment
  OBI70575  Salvia columbariae Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9460 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  RSA401464  Salvia columbariae Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  UC883890  Salvia columbariae Ira W. Clokey, B. Templeton Apr 1929 4495 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR213381  Salvia columbariae Dan S. Cooper 2010-3-29 20100312- 18 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR220161  Salvia dorrii R. G. Swinney 2009-4-2 10265 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  LA86117  Salvia dorrii var. pilosa W. A. Jr. Emboden; 1962-4-28 2052 Los Angeles San Gabriel Mountains, Reservoir road 1.5 mi. from Highway 135, Little Rock Comment
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Oct 13 2014
  SD12592  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Hillside, Maliobou Road. Comment
  CAS-BOT-BC233299  Salvia mellifera J. A. Ewan 1932-5-10 7456 Los Angeles Above Verugo Hacienda, Verdugo Canyon Comment
  RSA434126  Salvia mellifera C. B. Liter, Powell 1928-4-3 s.n. Los Angeles Santa Catalina Island. Bottom of canyon, back of St. Catherine. Comment
  UC1922564  Salvia mellifera Gary Kovnat with LeRoy Gross 2003-2-2 10 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR86848  Salvia mellifera Scott D. White 1995-4-27 2965 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CDA40973  Salvia mellifera T. C. Fuller 1965-4-26 13375 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  CHSC3689  Sambucus mexicana Mary MacArthur 1966-5-12 19 Los Angeles San Rafael Hills- Glendale College. 213 Comment
  RSA531262  Sambucus mexicana W. Wisura 1991-7-21 531262 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UC398769  Sambucus mexicana Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  RSA0087241  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-4 12532 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
  RSA0102531  Sambucus nigra subsp. caerulea Richard G. Swinney 2010-9-30 13954 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA776474  Sambucus nigra subsp. caerulea Jane Tirrell 2011-8-19 LS- 39 Los Angeles South side of Highway 2 in Big Rock Creek drainage. 2308 Comment
  SD85187  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Santa Catalina Island, Howlands Landing at Sullivans Beach 4 Comment
  UC1922334  Sambucus nigra subsp. caerulea Gary Kovnat with LeRoy Gross 2003-4-13 42 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR259096  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 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
  UCR270450  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-12 14686 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SFV3601  Sambucus nigra subsp. caerulea J. Pakcyk 1959-3-15 s. n. Los Angeles San Gabriel Mountains Angeles Crest. 610 Comment
  SFV2609  Sanicula arguta C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 1 mile from Highway 101 on Malibu Canyon Road. 366 Comment
  SD107853  Sarcocornia pacifica Robert F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island; just above high tide line along east side of inner Catalina Harbor. 0 Comment
  UCR190116  Sarcodes sanguinea R. G. Swinney 1998-8-27 6808 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA0051740  Sarcodes sanguinea Mike Thornburg 1977-6-1 s.n. Los Angeles Charlton Flats Highway 2, Angeles National Forest. Comment
  RSA0080438  Schismus arabicus R. G. Swinney 2010-5-19 12787 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA589503  Schismus arabicus Timothy S. Ross, Mark Elvin 1995-5-19 8577 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  UC1870235  Schismus barbatus LeRoy Gross 2003-3-9 781 Los Angeles Transverse Ranges; Verdugo Mountains region; 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
  CAS-BOT-BC111382  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-9-21 8338 Los Angeles Cow Spring Pond; sag pond on the San Andreas Fault Zone. 1155 Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  SEINET3914760  Scirpus microcarpus Tim Ross, Orlando Mistretta; Carolyn Neal 1994-7-1 8083 Los Angeles San Gabriel Mountains: Sheep Camp Spring, 3341/4 and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon.; 0 1920 Comment
  UC1334780  Scirpus microcarpus A. H. Gallup 1949-7-17 Los Angeles nw edge of lake nw edge of lake (Southern California) Comment
  RSA678462  Scrophularia villosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 168 Los Angeles San Clemente Island. Stone field station just below balcony. Comment
  UCR94473  Scutellaria siphocampyloides Orlando Mistretta, T. S. Ross 1994-6-1 1312 Los Angeles San Gabriel Mtns, Santiago Canyon 1402 Comment
  RSA0081664  Sedum spathulifolium Steve Boyd, Michael Wall 1996-5-16 8777 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  RSA397632  Sedum spathulifolium Thekla Mohr 1921-07 3439 Los Angeles Mt. Disappointment. Comment
  UCR142822  Selaginella asprella L. C. Wheeler 1966-8-21 8820 Los Angeles San Gabriel Mtns, Bear Canyon off W fork of the San Gabriel River at Angeles Crest Hwy at Srin E. Jarvi Memorial Area [5 mi east of Buckhorn Rest stop is a tunnel and then Jarvi Memorial Vista] 2165 Comment
  CAS-BOT-BC62032  Selaginella bigelovii L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles Vicinity of Mosquito Harbor Comment
  POM246613  Selaginella bigelovii F. Raymond Fosberg 1931-5-7 R 96 Los Angeles Cottonwood Canyon, Santa Catalina Island 100 Comment
  RSA683749  Selaginella bigelovii F. Raymond Fosberg 1931-4-22 R 93 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 200 Comment
  RSA683752  Selaginella bigelovii Tena Shultz Clare 1931-10-20 s.n. Los Angeles Eaton Canyon Comment
  UCR210010  Senecio flaccidus var. douglasii R. G. Swinney 2008-10-7 9464 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC341195  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  CAS-BOT-BC341213  Senecio lyonii unspecified 1904-4-21 6134 Los Angeles Only Catalina & San Clemente Isls. Comment
  RSA171021  Senecio vulgaris R. F. Thorne, James Henrickson 1963-5-5 32277 Los Angeles Near Mouth of Cobal Canyon. Foothill of San Gabriel Mts. ca. 4 mi. N of Claremont. 518 Comment
  RSA473112  Senecio vulgaris Anstruther Davidson 1917-04 s.n. Los Angeles Alvarado Street, Los Angeles. Comment
  RSA562331  Senecio vulgaris D. Charlton 1992-4-24 s.n. Los Angeles Piute Ponds southeast corner, Edwards AFB. 701 Comment
  UCR130506  Senna artemisioides R. E. Riefner Jr. 2000-8-29 00- 763 Los Angeles Verdugo Hills, [Las Barras] 'La Tuna' Canyon, La Tuna Canyon Rd. at 210 Freeway exit 488 Comment
  RSA724102  Setaria adhaerens R. E. Riefner 2004-8-22 4 -383 Los Angeles City of Pasadena, Arroyo Seco Creek, S of Arroyo Blvd. 226 Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR18379  Setaria viridis O. F. Clarke 1977-7-4 s.n. Los Angeles Pasadena, residential garden at 384 North Oakland Avenue 268 Comment
  LA50697  Sherardia arvensis J. Warren; 1952-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0086863  Silene antirrhina Steven A. Junak 1998-6-13 SCa- 751 Los Angeles Santa Catalina Island: W side of Avalon Canyon, upslope from fire station. 42 Comment
  SBBG95172  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  RSA477860  Silene gallica M. Bisbee 1917-5-12 s.n. Los Angeles Garden, Eagle Rock Comment
  CAS-BOT-BC174902  Silene laciniata J. Ewan 1930-5-30 2243 Los Angeles Above Lake Hollywood, Santa Monica Mountains 304 Comment
  RSA60287  Silybum marianum S. L. Armstrong 1948-5-5 s.n. Los Angeles Los Angeles, in meadow, S of Chino Comment
  RSA0047912  Sisymbrium altissimum R. G. Swinney 2010-5-12 12748 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR43336  Sisymbrium altissimum David Charlton 1986-6-15 255 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
  RSA230742  Sisymbrium altissimum R. F. Thorne, M. Z. Thorne 1969-7-9 38563 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  UCSB2435  Sisymbrium altissimum Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  RSA0087865  Sisymbrium officinale R. G. Swinney 2010-6-21 13285 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA649808  Sisymbrium officinale Matt Brooks 1988-5-12 53 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  RSA748150  Sisymbrium orientale Justin M. Wood 2009-4-2 459 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA658402  Sisymbrium orientale R. Aguayo 1992-4-24 11 Los Angeles 13.5 mi. north on interstate 210 in Azusa on State Hwy. 39 to gated road along West Fk. San Gabriel Riv. 2.8 mi. west of gate, roadside 884 Comment
  UC998919  Sisyrinchium bellum P. O. Schallert 1944-4-20 Los Angeles Monrovia Canyon Comment
  UCR179293  Sisyrinchium bellum R. G. Swinney 1969-5-5 435 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  UCSB909  Sisyrinchium bellum Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  CDA39478  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 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
  CATA1671  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2962 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA0084494  Solanum douglasii R. G. Swinney 2010-5-4 12543 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA127856  Solanum douglasii Peter H. Raven 1959-4-4 13961 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA422405  Solanum douglasii Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  UC884852  Solanum douglasii Ezra C. Knopf 239 Los Angeles Santa Catalina Island Comment
  POM305051  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1937-1-23 1300 Los Angeles Altadena, Craige Ave. 396 Comment
  RSA609753  Solanum nigrum Louis C. Wheeler 1946-9-16 6370 b Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  SEINET10697253  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3753 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC174966  Solanum umbelliferum Tim Ross; Steve Boyd 1993-5-23 7280 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230m W of Plum Spring 789 Comment
  POM175471  Solanum umbelliferum F. W. Peirson 1919-6-15 1082 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  POM4257  Solanum umbelliferum W. R. Dudley, F. H. Lamb 1890-6-12 4434 Los Angeles Gorman Station. Comment
  RSA167534  Solanum umbelliferum Robert F. Thorne 1964-1-25 34057 Los Angeles Chantry Flats, N of Sierra Madre Arroyo Seco section, Angeles National Forest 762 Comment
  SEINET7262138 Image available Solanum umbelliferum W. G. Granert 1965-6-9 s.n. Los Angeles Santa Monica Mountains; Beverly Hills; Ferrari Dr., 0.5 block from jct. with Summit Ridge Road Comment
  UCD127024  Solanum umbelliferum Kenneth R. Montgomery; Thomas W. Strid 1973-5-19 73- 70 Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  POM243785  Solanum wallacei F. R. Fosberg 1931-5-6 S 4812 Los Angeles Cape Canyon, Santa Catalina Island. 200 Comment
  UC129430  Solanum wallacei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 1220 -6141 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Santa Catalina Island Comment
  SEINET3162625  Solanum xanti G. B. Grant 1218 Los Angeles Mt. Love 1524 Comment
  RSA713809  Solidago californica Valerie L. Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  RSA701271  Solidago confinis LeRoy Gross 2003-5-4 817 Los Angeles South side of mountains: Along east side of Brand canyon in the upper reaches of this canyon. Narrow canyon with cascading waterfalls. 520 Comment
  UCR145176  Solidago confinis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA0081057  Sonchus asper R. G. Swinney 2010-5-12 12722 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
  CAS-BOT-BC374613  Sonchus oleraceus L. R. Abrams; I. L. Wiggins 1931-7-3 297 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA651604  Sorghum halepense Richard A. Goodfellow 1949-4-24 s.n. Los Angeles At junction of Peyton and highway 71 76 Comment
  SEINET11786446  Sparganium eurycarpum J. F. Bright, Wyman, C. 1931-1 5745 Los Angeles Hollywood Comment
  CAS-BOT-BC235377  Spartina foliosa LeRoy Abrams 1904-9-6 4187 Los Angeles Margins of the bay, San Pedro Comment
  SFV21071  Spergula arvensis subsp. arvensis L. Gross 2001-3-23 350 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off of an Edison road (power company) that ends at a pylon. 518 Comment
  RSA356034  Spergularia bocconi R. F. Thorne 1975-9-4 47393 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  RSA0098219  Spergularia macrotheca Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 148 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  RSA0098392  Spergularia macrotheca Carthay Center School s.n. Los Angeles [No location data on label] Comment
  SBBG43857  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  SBBG96698  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, L. Arnseth 1990-4-7 4250 Los Angeles lower half of China Cyn, W side Comment
  CAS-BOT-BC390802  Spergularia marina Le Roy Abrams 1899-5-1 227 Los Angeles Ballona Harbor Comment
  SEINET3155837  Spergularia marina G. B. Grant 1297 Los Angeles southern California; Los Angeles Comment
  UCR49212  Stachys bullata Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  SD38749  Stachys rigida var. quercetorum Edith A. Purer 1935-5-11 6547 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  SBBG96978  Stebbinsoseris heterocarpa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4332 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SD224918  Stellaria pallida Scott D. White 1996-3-2 3817 Los Angeles Geneva Ave.: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. Comment
  RSA601069  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1997-6-18 9986 Los Angeles Liebre Mountains region: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. 939 Comment
  CAS-BOT-BC322845  Stephanomeria pauciflora Joseph Andorfer Ewan 1936-8-2 9915 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  UCR177929  Stillingia linearifolia LeRoy Gross 2001-5-27 425 Los Angeles Los Angeles Basin region, 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
  RSA578654  Stillingia paucidentata T. S. Ross, J. Mark Porter 1994-5-1 7612 -a Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  UCR213950  Stipa cernua Dave Silverman, Cindy Hopkins 2007-4-27 6782 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, ca. 0.9 miles S of National Cement and 500m NNE of Oso 3804 benchmark 1067 Comment
  RSA0119795  Stipa speciosa R. G. Swinney 2014-4-23 16162 Los Angeles San Gebriel Mountains/Mojave Desert: east of Valyermo, 3.1 miles south of Hwy 138 on Bobs Gap Rd. (165th St E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  JEPS40650  Stylocline gnaphaloides F. W. Peirson 1918-6-12 232 Los Angeles foothills e Rubio Canyon; San Gabriel Mts. 609 Comment
  UCR264739  Stylocline masonii Steve Boyd, Gary D. Wallace 2011-4-14 12311 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  POM414  Stylomecon heterophylla E. L. Brown 1893-03 s.n. Los Angeles Pasadena. Comment
  RSA711443  Suaeda moquinii LeRoy Gross 2005-5-19 2308 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA758769  Suaeda taxifolia Robert Gustafson 1981-5-13 2217 a Los Angeles Ballona Wetlands, Area 1 Comment
  SBBG13481  Suaeda taxifolia E. R. Blakley 1962-6-10 5249 Los Angeles large beach dunes near Triangulation Pt "Wall 2" 6 Comment
  SBBG37771  Suaeda taxifolia M. B. Dunkle, B. C. Templeton 1935-4-13 7242 Los Angeles Chenetti Cyn Comment
  UCR213260  Suaeda taxifolia A. C. Sanders 2010-5-7 38334 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 3 Comment
  CAS-BOT-BC376603  Symphyotrichum subulatum var. elongatum Steve Boyd; Mark Elvin; Rick Burgess; Lloyd Simpson 2006-11-8 11701 Los Angeles Transverse Ranges; Liebre Mountains region: southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains 1024 Comment
  RSA549551  Syntrichopappus fremontii Timothy S. Ross 1992-4-4 6081 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA703553  Syntrichopappus lemmonii Gary D. Wallace, Ann Hiller 1983-5-18 2071 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  RSA0070325  Tauschia arguta R. G. Swinney 2010-3-24 12094 Los Angeles San Gabriel Mountains: Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA600169  Tauschia arguta Steve Boyd, Lauren Raz 1997-5-1 9661 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
  UC1619319  Tauschia hartwegii Timothy S. Ross 1995-4-7 8366 Los Angeles Old Ridge Route 2.9 road mi NNW of int. with Templin Hwy Liebre Mountains (1840 m WNW of confluence of Castaic Creek and Fish Canyon) 926 Comment
  CAS-BOT-BC226835  Tauschia parishii Timothy S. Ross 1994-5-31 7963 Los Angeles San Gabriel Mountains. Pacifico Mountain: W slope, ca 315 m WSW of the 7124-ft summit 2109 Comment
  RSA455494  Tauschia parishii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA94933  Tetradymia axillaris var. longispina F. W. Peirson 1921-5-20 1429 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  RSA230676  Tetradymia canescens R. F. Thorne, M. Z. Thorne 1969-7-10 38449 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA646284  Tetradymia stenolepis Orlando Mistretta 1994-4-12 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Lower Little Rock Section. Comment
  JEPS31543  Tetrapteron palmeri Samuel B. Parish June 1887 1895 Los Angeles Antelope Valley Mojave Desert Comment
  RSA584953  Thalictrum fendleri var. fendleri Tim S. Ross, S. D. Boyd 1990-6-1 2778 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA631371  Thalictrum fendleri var. fendleri Louis C. Wheeler 1967-9-3 10638 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  RSA399580  Thalictrum fendleri var. polycarpum Elbert Benjamine 1929-5-26 195 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UCD96761  Thalictrum fendleri var. polycarpum Daryl Koutnik 1978-3-24 s.n. Los Angeles West side of Decker Road and south of Carlisle Road in burned area. 487 Comment
  RSA430066  Thelypodium integrifolium subsp. affine Anstruther Davidson 1892-7-3 1864 Los Angeles Lancaster. Comment
  RSA691216  Thelypteris puberula var. sonorensis Robert Kessler 1925-1 61 Los Angeles San Gabriel Mountains 762 Comment
  UCR263659  Thysanocarpus conchuliferus Mark A. Elvin, Tarja Sagar 2009-3-27 6212 Los Angeles Transverse Ranges: Santa Monica Mountains, Semler Open Space, along Pentachaeta Trail, south of Lidnero Canyon Drive and Triunfo Canyon Road 373 Comment
  SBBG78025  Thysanocarpus laciniatus F. R. Fosberg 1931-3-30 4309 Los Angeles Hamilton Cyn 20 Comment
  RSA0041678  Thysanocarpus laciniatus R. F. Thorne, P. Everett 1965-5-10 34484 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA0041692  Thysanocarpus laciniatus Timothy S. Ross, Darin Banks 1994-4-12 7472 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca. 630 m S of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  SFV18086  Torilis arvensis M. S. Valenzuela 1999-8-3 s. n. Los Angeles Santa Monica Mountains Comment
  POM18977  Toxicodendron diversilobum P. A. Munz 1923-4-10 6687 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA210957  Toxicodendron diversilobum R. N. Philbrick, Robert F. Thorne 1967-5-18 B 67 -207 Los Angeles Catalina Island. Lower Middle Bull Rush Canyon, Salta Verde Comment
  RSA447086  Trichostema lanatum E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  UCSB23956  Trichostema lanatum Jensen, Karen 1965-5-1 Los Angeles 15 km. north of Castaic Junction; on Highway 99 640 Comment
  SBBG31070  Trichostema lanceolatum R. F. Thorne 1966-9-15 36682 Los Angeles above and NW of Parson's Landing 121 Comment
  RSA660431  Trichostema parishii Orlando Mistretta 1992-6-26 620 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  UC519971  Trichostema parishii Louis C. Wheeler 1932-7-2 919 Los Angeles Wolfskill Canyon, Browns Flat trail San Gabriel Mountains 1310 Comment
  UCLA54721  Trichostema parishii C. Epling 1931-5-16 Los Angeles Swartout Valley San Gabriel Mountains Comment
  UCSB41295  Trichostema parishii Miller, Brian 1960-7-20 Los Angeles Charltan Flats 1981 Comment
  POM349087  Trifolium Louis C. Wheeler 1931-2-21 s.n. Los Angeles San Dimas Wash. 378 Comment
  CATA2041  Trifolium albopurpureum Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-16 704 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  LA200500  Trifolium ciliolatum Norman A. Cole; May 1964 365 Los Angeles 518 Comment
  POM1963  Trifolium ciliolatum I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  RSA681188  Trifolium gracilentum Michael Honer, Dylan Hannon 2003-7-1 1838 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  RSA535301  Trifolium gracilentum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5328 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA526607  Trifolium gracilentum var. palmeri Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4190 b Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA545210  Trifolium microcephalum Tim S. Ross 1992-4-14 6186 Los Angeles San Clemente Island: central E side of island; 'mouth' of Nanny Canyon 180 Comment
  RSA561583  Trifolium microcephalum Steve Boyd 1993-5-18 8153 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64). 792 Comment
  CATA2039  Trifolium microdon Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-16 700 Los Angeles Santa Catalina Island: N slope of island, above Swain's Canyon, overlooking Toyon Bay 381 Comment
  UCR256435  Trifolium monanthum subsp. monanthum R. G. Swinney 2010-10-13 14028 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  OBI70983  Trifolium obtusiflorum Steve Boyd, Lauren Raz 1997-4-30 9616 Los Angeles Liebre Mts Region: About the confluence of Bear Cyn and Pine Cyn, between the S flank of Liebre Mtn and N flank of Red rock Mtn, SW of Gillette Mine. T7N R17W E1/2 NE 1/4 NW 1/4 sec 23 914 Comment
  SEINET10577405  Trifolium tridentatum var. tridentatum John Quincy 1889-3-26 Fritchey 28 Los Angeles Comment
  SBBG131721  Triodanis biflora S. A. Junak 1999-5-21 SCa 983 Los Angeles Coffee Pot Cyn, just upstream from rd crossing 405 Comment
  UCR86716  Triteleia clementina T. S. Ross 1992-4-14 6161 Los Angeles Channel Islands, San Clemente Island: central E side of the island; lower end of Nanny Canyon near its 'mouth 168 Comment
  UCR192805  Triticum aestivum T. B. Salvato 2008-4-25 3346 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  CSUSB278  Tropaeolum majus Becky Alejandre 1970-5-18 20 Los Angeles Malibu lagoon, 18 miles north of Santa Monica on the Pacific Coast Highway. On a sandy ledge 50 feet from Malibu Creek to the north. Comment
  SBBG113274  Tropaeolum majus S. A. Junak with M. L. Hoefs 1997-6-4 SCa 408 Los Angeles small cove at W end of Empire Landing rock quarry site 6 Comment
  UC24081  Turricula parryi H. M. Hall Jun 20 1899-Jun 22 1899 1358 Los Angeles Swartout Canyon; San Antonio Mountains 1828 Comment
  SBBG27724  Typha domingensis M. R. Benedict 1965-12-7 Los Angeles 0.25 mi inland from Parson's Landing on rd to Johnson's Landing 22 Comment
  RSA0087378  Umbellularia californica R. G. Swinney 2010-8-9 13459 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  SEINET13386991 Image available Umbellularia californica R. G. Swinney 2011-1 15968 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, West Fork Natl. Scenic Bikeway, 50 meters S of Pasadena Bait Club, 1.68 miles below Glen Cyn. Campground (Azusa 7.5'Q.) 585 Comment
  RSA678783  Uropappus lindleyi Valerie L. Soza, S. D. Boyd 2002-4-10 1414 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 564 Comment
  UCR271135  Uropappus lindleyi R. G. Swinney 2011-4-20 14456 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SDSU13712  Uropappus lindleyi R. M. Beauchamp 1967-3-17 239 Los Angeles San Clemente Island. Comment
  UCR258596  Urtica dioica subsp. holosericea R. G. Swinney 2010-8-26 13607 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA773849  Urtica dioica var. holosericea R. G. Swinney 2009-8-19 11456 Los Angeles Confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  CAS-BOT-BC404318  Urtica urens Peter H. Raven; Henry J. Thompson 1959-5-5 14128 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 304 Comment
  CATA614  Urtica urens Mark L. Hoefs 1991-4-8 1064 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA65638  Vaccaria hispanica F. W. Peirson 1908-1 1864 Los Angeles 1077 New York Ave, Altadena. Comment
  UCR178484  Venegasia carpesioides LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 718 Los Angeles Transverse Ranges: Verdugo Mountains Region, south side; off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 576 Comment
  POM9651  Venegasia carpesioides P. A. Munz, R. D. Harwood 1920-5-15 4007 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA600626  Veratrum californicum var. californicum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  UCR199602  Verbascum virgatum Scott D. White, J. Wood 2008-5-7 11941 Los Angeles Puente/Chino Hills, SCE powerline corridor, east of 57 fwy and south of Diamond Bar 274 Comment
  UC456150  Verbena bracteata I. J. Condit 1908-7-27 Los Angeles Gardena Comment
  SBBG95687  Verbena lasiostachys A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 805 -2 Los Angeles Waynuk Cyn Comment
  LA51822  Verbena lasiostachys var. lasiostachys A. M. Johnson; 1932-5-30 4114 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CATA1518  Verbena lasiostachys var. scabrida Mark L. Hoefs, Steven A. Junak 1996-7-9 2736 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA596818  Verbena lasiostachys var. scabrida Tim S. Ross, J. Mark Porter 1995-5-4 8497 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SFV6942  Verbena lasiostachys var. scabrida T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 633 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  RSA737837  Verbesina encelioides subsp. exauriculata LeRoy Gross, Pamela Conway 2008-10-12 3585 Los Angeles Near end of Mills Ave., below parking area for the Claremont Hills wilderness park. East of Thompson Creek Reservoir. Near 457 Comment
  UC53919  Verbesina encelioides subsp. exauriculata Ernest Braunton Aug 1903 903 Los Angeles Glendale to Burbank Comment
  RSA611542  Veronica americana Louis C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  UCR205561  Veronica anagallis-aquatica R. G. Swinney 2008-5-30 8887 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  SBBG66869  Veronica peregrina subsp. xalapensis R. Hoffmann 1932-4-2 Los Angeles Lancaster Comment
  POM4377  Veronica peregrina var. xalapensis I. M. Johnston 1917-4-11 1018 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  UCSB9952  Vicia americana Albright, S. 1957-5-7 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  POM349897  Vicia americana Kessler 1921-7-1 s.n. Los Angeles San Gabriel Mountains Comment
  UCR131419  Vicia sativa subsp. nigra Alison Lipman 1998-5-21 s.n. Los Angeles South Coastal Plains Region, Portuguese Bend, Rancho Palos Verdes 152 Comment
  RSA202461  Vicia villosa var. glabrescens R. L. Armacost 1963-6-11 1675 Los Angeles Mulholland Drive 1st mi. E of Sepulveda Comment
  SEINET4856300  Viguiera blakei Carl F. Baker 1903-9-20 3692 Los Angeles San Antonio Canon near Claremont. Comment
  RSA302162  Vinca major Jim Shevock 1970-4-8 109 Los Angeles L.A. Pierce College. 244 Comment
  UCR190030  Viola pinetorum R. G. Swinney 1998-6-16 6969 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA733280  Viola purpurea subsp. mohavensis R. G. Swinney 2001-6-16 7971 Los Angeles San Gabriel Mtns.: Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  RSA187932  Vulpia microstachys var. pauciflora R. F. Thorne 1966-4-30 36335 Los Angeles Santa Catalina Island. W fork Gallagher's canyon. 15 Comment
  RSA728772  Vulpia microstachys var. pauciflora Gary D. Wallace 1979-4-19 1699 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  SFV8009  Vulpia microstachys var. pauciflora T. Gordon, M. H. Grayum, D. L. Koutnik, B. Pavlik 1976-5-10 1365 Los Angeles Santa Susana Mountains North slope of Oat Mountain. 976 Comment
  UCD94594  Vulpia microstachys var. pauciflora Robert F. Thorne 1966-4-28 36207 Los Angeles Santa Catalina Island, along road to Renton Mine, Pebbly Beach Canyon. 243 Comment
  RSA0046553  Vulpia myuros T. B. Salvato 2007-4-27 2098 Los Angeles Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek. 1067 Comment
  RSA158313  Vulpia myuros var. hirsuta P. H. Raven 1962-4-12 17315 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  CAS-BOT-BC185963  Vulpia octoflora var. octoflora Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1158 Comment
  CHSC4740  Wyethia ovata M. MacArthur 1967-6-24 54 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
  RSA97701  Wyethia ovata R. M. Straw 1954-6-16 623 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  UCD137107  Xanthium spinosum Gordon Pilone 1960-10-3 71 Los Angeles Mills and Baseline in Claremont. San Gabriel Mountain Range. 396 Comment
  JEPS20073  Xanthium strumarium Peter H. Raven 1957-9-21 11317 Los Angeles small hill at nw end UCLA campus; Los Angeles Comment
  CAS-BOT-BC196868  Xylococcus bicolor D. E. Breedlove 1961-9-23 1265 Los Angeles Between E and W forks of Cherry Canyon, 1 mi from beach; Santa Catalina Island 213 Comment
  JEPS80012  Yucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Pasadena Glen 400 Comment
  RSA597137  Yucca whipplei var. whipplei Louis C. Wheeler 1968-6-14 7868 Los Angeles Pacoima Canyon at Bad Canyon 1066 Comment



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