Search Results — 2000 specimen records retrieved (1551 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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
  UCR141149  Abies concolor June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  POM50868  Abronia pogonantha A. D. E. Elmer 1902-06 3663 Los Angeles Lancaster. Comment
  RSA703431  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UCR46559  Acacia cyclops A. C. Sanders 1986-7-30 6804 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
  SEINET12159221  Acacia cyclops Unknown 1942-1 s.n. Los Angeles Los Angeles Comment
  UCR100768  Acacia dealbata L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mtns., Canyon Crest Drive, Millard Canyon 404 Comment
  OBI52774  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles El Segundo Dunes, immediately W of L.A. International airport and Pershing Dr, e of vista Del Mar Blvd 30 Comment
  RSA93733  Acamptopappus sphaerocephalus F. W. Peirson 1921-5-19 2407 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  SEINET3195249 Image available Acer macrophyllum Elisabeth Ely 1969-4-26 11 Los Angeles Palmer Canyon Rd., east fork 1.5 miles north of Padua Hills Ave., Claremont; San Gabriel mt. range 560 Comment
  SEINET3859921  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Garbiel Mtns. Foothills: far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  UCR256621  Acer macrophyllum R. G. Swinney 2010-8-16 13535 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCSB51472  Acer macrophyllum Bishop, Richard 1967-5-13 Los Angeles 2 mi. east of Live Oak Gampground, on Bear Cnyn. Rd. San Gabriel Mtns 762 Comment
  SD27738  Achillea millefolium Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach Road. 29 Comment
  RSA416193  Achillea millefolium var. californica F. R. Fosberg 1931-4-9 7168 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  SBBG12140  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  UCR183838  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA92262  Achyrachaena mollis F. W. Peirson 1918-4-28 2495 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  CAS-BOT-BC204775  Acmispon argophyllus var. argenteus Alice Eastwood 1917-7-20 6488 Los Angeles Santa Catalina Island Comment
  SD48947  Acmispon argophyllus var. argenteus Reid Moran 1958-9-15 6842 Los Angeles San Clemente Island, Wilson Cove, top of sea cliff 10 Comment
  SD72388  Acmispon argophyllus var. argenteus Darley F. Howe 1968-2-25 4491 Los Angeles Santa Catalina Island, north side of Fourth of July Cove, hillside Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  RSA0118872  Acmispon brachycarpus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32038 Los Angeles Tehachapi Mtns. Foothills: west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings. 945 Comment
  CHSC34542  Acmispon grandiflorus var. grandiflorus James Henrickson 1937-6-23 10937 Los Angeles 1 1/2 mile N of Malibu, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 Comment
  SBBG87688  Acmispon maritimus var. maritimus S. Boyd, T. Elias 1987-4-14 2066 Los Angeles ridge between Pine Mtn and Silver Mtn S of Rincon-Red Box Rd, N of Glendora Comment
  CAS-BOT-BC536060  Acmispon strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mtns/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi S of California Aquduct, 20--200 m west of Cheseboro Rd 890 Comment
  SD253447  Acmispon strigosus R. G. Swinney 2011-5-31 14930 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  LA52446  Acmispon wrangelianus Louis Wheeler; 1932-4-30 673 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 137 Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  RSA607622  Acourtia microcephala Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga. 548 Comment
  CAS-BOT-BC133182  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont, San Gabriel Mts. Comment
  RSA390571  Adenostoma fasciculatum Bonnie C. Templeton 1930-5-27 8939 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  UC1552136  Adenostoma fasciculatum David Charlton 1988-4-2 1479 Los Angeles Cleghorn Rd. turnoff on Cajon Pass (I 15, Swarthout Valley Rd. to end of pavement) 1676 Comment
Read comments
Feb 4 2015
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA390481  Adenostoma fasciculatum var. fasciculatum H. de Forest 1934-5-19 s.n. Los Angeles Santa Catalina Island. Comment
  LA200065  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-3-6 1649 Los Angeles SANTA MONICA MOUNTAINS, San Nicholas Canyon, ca 0.75 mi from mouth of canyon. 182 Comment
  RSA221575  Adiantum capillus-veneris Arthur C. Gibson, Linda Gibson 1971-3-27 1741 Los Angeles Evey Canyon, Los Angeles National Forest, NE of Claremont. Comment
  RSA674652  Adiantum capillus-veneris Scott D. White, P. DeVries 2000-5-18 7890 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA733043  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6704 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  UCR224004  Adiantum capillus-veneris Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11692 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  RSA687720  Adiantum jordanii B. C. Templeton 1968-2-25 11384 Los Angeles North slope of bank near the bottom of a canyon. Near the Isthmus, Santa Catalina Is. Comment
  RSA687694  Adiantum jordanii May N. Ackley 1926-04 7 Los Angeles [no locality information provided] 274 Comment
  RSA430462  Aeonium haworthii A. C. Sanders 1987-7-22 7146 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. Comment
  CAS-BOT-BC202626  Aesculus californica Le Roy Abrams; E. A. McGregor 1908-6-19 330 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC22824  Agoseris heterophylla var. cryptopleura LeRoy Abrams 1927-4-30 11727 Los Angeles Head of Antelope Valley Comment
  UCR164831  Agoseris retrorsa Naomi Fraga, T. Thibault 2005-6-13 1587 Los Angeles Transverse Ranges, San Gabriel Mountains region, Stoddard Canyon, along Barret Stoddard Rd 1280 Comment
  UCR194280  Agrostis R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR209536  Agrostis exarata R. G. Swinney 2008-7-2 9134 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  SBBG13021  Agrostis pallens E. R. Blakley 1962-10-4 5402 Los Angeles W of Ironwood Gully, S of Catalina Harbor at the isthmus 182 Comment
  SEINET7594118 Image available Agrostis pallens E. R. Blakeley 1962-1 5402 Los Angeles Santa Catalina Island, West of Ironwood Gully, south of Catalina Harbor at the Isthmus 183 Comment
  RSA640875  Agrostis scabra L. C. Wheeler 1967-8-8 10361 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  SEINET14058189  Agrostis tenuis D. H. Wilken 1965-6-24 287 Los Angeles Los Angeles State College campus. 243 Comment
  RSA0077379  Agrostis viridis Orlando Mistretta 1992-7-14 718 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA287985  Alisma triviale Robert Holland 1981-5-20 1129 Los Angeles Madrona Marsh, Torrance Comment
Read comments
Dec 11 2009
  UC194801  Allium burlewii A. Davidson, M. D. July 1916 3164 Los Angeles Mt. San Antonio Comment
  UCR147626  Allium burlewii Valerie Soza, LeRoy Gross 2000-5-24 960 Los Angeles San Gabriel Mtns., Northwestern side of Timber Mountain, 0.75 mi from Icehouse Saddle on trail to telegraph Peak 2424 Comment
  RSA252908  Allium fimbriatum var. fimbriatum Robert F. Thorne 1973-5-11 43570 Los Angeles San Gabriel Mountains. 1036 Comment
  UC1971152  Allium lacunosum var. davisiae Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  CAS-BOT-BC472942  Allium monticola A. Davidson M. D. 1921-5-1 1924 Los Angeles Rocky slope of Mt. Baldwin Comment
  IRVC27308  Allophyllum divaricatum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27146 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  CLARK-A1528-3459  Allophyllum gilioides John C. Roos 1937-5-31 1541 Los Angeles San Gabriel Mountains Comment
  CATA3085  Allophyllum glutinosum Amy Catalano 2016-4-26 084 Los Angeles Santa Catalina Island: Stage Road, about 200 feet down from Wishbone Loop 239 Comment
  RSA452783  Alnus rhombifolia Ora M. Clark 1929-2-3 1508 Los Angeles Topango [Topanga] Canyon Comment
Read comments
May 29 2014
  UCSB1000  Alnus rhombifolia Wedberg, Lee 1954-5-14 Los Angeles Backyard, 2925 Kansas, Santa Monica Comment
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Dec 3 2014
  UCR200306  Amaranthus albus Steve Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11703 Los Angeles Transverse Ranges; Liebre Mountains, southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains 1024 Comment
  RSA562300  Amaranthus albus D. Charlton 1991-5-27 5313 Los Angeles Palmdale, corner of 90 St. west and C, Mojave Desert. Joshua Tree Woodland on deep sand. Comment
  UCR205938  Amaranthus blitoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37067 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
  RSA600440  Amaranthus retroflexus L. C. Wheeler 1932-9-2 1312 Los Angeles La Verne: 2 miles NE of. 373 Comment
  CATA2942  Amblyopappus pusillus Sarah Ratay 2010-4-30 120 Los Angeles Santa Catalina Island: Just S of Little Harbor Overlook 32 Comment
  RSA177889  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34536 Los Angeles Near Ballast Point, E side of Catalina Harbor, Santa Catalina Island 45 Comment
  SD66837  Amblyopappus pusillus R. Mitchel Beauchamp 1967-3-17 250 Los Angeles San Clemente Island; east of Wilson Cove. Comment
  UCR273225  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
Read comments
Aug 24 2017
  UCSB7143  Ambrosia acanthicarpa Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 426 Comment
  CAS-BOT-BC13715  Ambrosia chamissonis Alice Eastwood 1906-5-27 75 Los Angeles Ocean Park Comment
  JEPS4067  Ambrosia confertiflora J. Thomas Howell 1927-11-18 3206 Los Angeles Los Angeles Comment
  RSA187661  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Santa Catalina Island. Where Isthmus road crosses Cottonwood Creek 30 Comment
  RSA416985  Ambrosia psilostachya F. R. Fosberg 1930-6-23 s- 2959 Los Angeles Del Rey 2 Comment
  UCD104615  Amorpha californica Peter H. Raven 1960-5-15 15379 Los Angeles Old Topanga Canyon, Santa Monica Mountains. 365 Comment
  RSA135181  Amorpha californica var. californica P. H. Raven 1960-5-15 15379 Los Angeles Santa Monica Mountains: Piuma Road 2.7 miles east of Rambla Pacifica. 427 Comment
  RSA0090946  Amsinckia eastwoodiae R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  RSA187834  Amsinckia intermedia R. F. Thorne 1966-4-7 35953 Los Angeles Santa Catalina Island: Cherry Forest, Cherry Valley 46 Comment
  SBBG20546  Amsinckia intermedia E. R. Blakley 1963-12-7 6340 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  SBBG37836  Amsinckia intermedia R. Moran 1941-2-16 569 Los Angeles E side of ravine, Middle Ranch 500 Comment
  SD69479  Amsinckia intermedia Robert F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island,above Moonstone Cove 14 Comment
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  RSA534003  Amsinckia intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5118 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA660883  Amsinckia intermedia Orlando Mistretta 1992-4-5 146 Los Angeles Guds, San Clemente Island. Comment
  RSA0047908  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET3151720  Amsinckia tessellata E. K. Balls, L. W. Lenz 1950-3-28 14467 Los Angeles 1 mile E of junction of hwy 99 and 138, just S of Gorman 1158 Comment
  RSA465138  Anagallis arvensis L. E. Hoffman 1929-6-8 s.n. Los Angeles Arroyo Seco, Angeles National Forest Comment
  RSA465153  Anagallis arvensis Louis Greata 1900-9-23 s.n. Los Angeles Johnstone Ranch, near Oil well Garvanza. Comment
  LA81922  Anagallis arvensis O. H. Kappler; 1940-8-31 39 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA592292  Anagallis arvensis Louis C. Wheeler 1967-5-13 9539 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA68996  Anagallis arvensis F. W. Peirson 1921-02 s.n. Los Angeles Coldwater Canyon, Santa Monica Mts. Comment
  UCR101735  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 0.2 mi west of Bear Creek 518 Comment
  UCR138543  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 0.2 mi west of Bear Creek 518 Comment
  RSA225699  Anthemis cotula R. F. Thorne, A. C. Gibson 1971-5-22 39731 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA483731  Anthriscus caucalis Richard Noyes, L. Arnseth 1988-4-30 527 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA655996  Antirrhinum coulterianum James Henrickson 1985-3-30 19782 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UC672555  Antirrhinum coulterianum H. L. Mason 1926-4-26 2949 Los Angeles Pacoima Wash; San Gabriel Mountains Comment
  UCR265498  Antirrhinum kelloggii Dan S. Cooper 2015-3-3 315- 12 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  RSA582226  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1992-7-5 6611 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  UC1063069  Antirrhinum multiflorum Jerome S. Horton 1935-6-4 169 Los Angeles Little Dalton Canyon Pomona Quad. (Glendora Motorway) 609 Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  RSA0016912  Aphanisma blitoides Colton Russell s.n. Los Angeles Redondo Comment
  LA34300  Apiastrum angustifolium Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0042674  Apiastrum angustifolium Laura Moore, Jean Moore 1999-4-10 022 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UCSB4553  Apiastrum angustifolium Foster, R. 1937-3-5 Los Angeles Mills Ave., Claremont Comment
  RSA730185  Apocynum androsaemifolium R. G. Swinney 1998-9-4 6904 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  UCR138510  Aquilegia formosa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  POM150410  Aquilegia formosa var. hypolasia C. F. Baker 1903-8-2 3673 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCD170970  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. Comment
  UCR85827  Arabis glabra T. S. Ross 1991-8-16 5822 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  RSA252939  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-24 43415 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  UCR149897  Arabis pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR272856  Arabis repanda R. G. Swinney 2011-7-29 15559 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR153420  Arabis repanda var. repanda L. C. Wheeler 1967-9-4 10656 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  UCR138504  Arabis sparsiflora var. arcuata L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  SEINET4136766  Arabis sparsiflora var. californica K. Dobry 1991-3-16 d 258 Los Angeles Montifisher Property off Stunt Road. Lower Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  SBBG126938  Aralia californica A. Parikh, N. Gale 2011-7-20 3569 Los Angeles W Fork San Gabriel River, 6.6 km W of St Hwy 39; San Gabriel Mtns 621 Comment
  CAS-BOT-BC128636  Arbutus menziesii L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson's Trail 914 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA188067  Arctostaphylos catalinae R. F. Thorne 1966-4-29 36318 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 411 Comment
  UCSB4729  Arctostaphylos glandulosa Ballard 1955-2-15 Los Angeles Lookout over San Gabriel Peak; San Gabriel Mt. Range 914 Comment
  UCSB4723  Arctostaphylos glandulosa subsp. mollis Sage, Paul 1958-2-21 Los Angeles On ridge 0.2 mi. below reservoir above Millard Canyon, 100 yards NW of Chainy Trail, Altadena 762 Comment
  RSA631548  Arctostaphylos glauca Arthur R. Kruckeberg 1939-3-11 52 Los Angeles On slopes of Soledad Canyon near Saugus. Comment
  RSA631624  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15777 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  SDSU1500  Arctostaphylos glauca A. H. Gallup 1949-3-16 333 Los Angeles 'The Wash,' Claremont. 366 Comment
  POM367289  Arctostaphylos glauca var. glauca Robert Gustafson 1978-6-1 938 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA634355  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20621 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634750  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20610 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634757  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22016 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634778  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20338 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635150  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22035 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635157  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20285 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635178  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20580 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635228  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20667 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA706429  Arctostaphylos patula Tim Thibault, K. E. Olshewsky 2004-5-23 297 Los Angeles Mt. Williamson 2074 Comment
  POM353  Arenaria macradenia var. arcuifolia L. R. Abrams, E. A. McGregor 1908-6-20 357 Los Angeles Liebre Mts. 1524 Comment
  SEINET3918779  Aristida adscensionis Keith Dobry 1990-3-25 230 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  CAS-BOT-BC84927  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, Pebbly Beach 6 Comment
  PASA828  Artemisia californica Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA417231  Artemisia californica House, Grumbles 1930-5-13 8 Los Angeles San Clemente Island Comment
  UCR143127  Artemisia californica Louis Greata 1900-9-2 s.n. Los Angeles Southern Coast, near Inglewood 61 Comment
  CAS-BOT-BC90353  Artemisia douglasiana Timothy S. Ross; Steve Boyd 1994-9-20 8261 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  RSA0092150  Artemisia douglasiana R. G. Swinney 2011-9-22 15662 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA417275  Artemisia douglasiana George R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 1524 Comment
  RSA417216  Artemisia ludoviciana subsp. incompta Anstruther Davidson 1897-1 2054 Los Angeles Big rock Creek 1524 Comment
  SBBG109039  Artemisia nesiotica S. A. Junak 1996-5-31 SCl 559 Los Angeles N rim of Eel Cove Cyn 91 Comment
  UC1119414  Artemisia tridentata subsp. parishii H. A. Jensen 1933-4-30 291 Los Angeles Lancaster Elizabeth Lake Quadrangle Comment
  POM158309  Arthrocnemum subterminale M. B. Dunkle 1928-4-29 1897 Los Angeles Little Harbor. 5 Comment
  SD252311  Arthrocnemum subterminale Steven A. Junak 2000-7-21 Sca 1387 Los Angeles Santa Catalina Island: Just inland from mouth of creek at Shark Harbor, in canyon bottom. 2 Comment
  SBBG131550  Arundo donax S. A. Junak 1999-7-16 SCa 1060 Los Angeles ca. 0.1 mi inland from mouth of Cottonwood Cyn, N side of cyn 7 Comment
  UC212182  Asclepias californica I. M. Johnston 1917-6-20 1266 Los Angeles Baldy Lookout of U.S.F.S. San Antonio Mountains 2133 Comment
  UCR262010  Asclepias curassavica Randy Jeng 2015-6-7 15 Los Angeles Rowland Heights, Crosshaven Drive 152 Comment
  LA201860  Asclepias eriocarpa Arthur C. Gibson; 2003-5-31 4970 Los Angeles Santa Monica Mountains, Malibu Creek drainage, Mulholland Highway we of Calabasas and just E of Soka University Comment
  UCSB33705  Asclepias eriocarpa Miller, Brian 1960-7-20 Los Angeles Charlton Flats, San Gabriel Mountains 1828 Comment
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Oct 29 2014
  RSA527805  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill: wesr Pomona. Uncommon perennial from a heavy rootstock apparentl occuring here only on the upper easterly slope, eastward from the E ridge summit. 305 Comment
  CAS-BOT-BC68858  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles San Gabriel Mts. - On trail between Sierra Madre and Santa Anita Canyon Comment
  CATA1815  Aspidotis californica Benjamin E. Carter 2012-8-23 7003 Los Angeles Santa Catalina Island: West End Road west of Emerald Bay 81 Comment
  LA94119  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1793 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  RSA188235  Aspidotis californica R. F. Thorne, Percy C. Everett 1965-6-22 34848 Los Angeles Santa Catalina Island: Renton Mine area 243 Comment
  UC1349372  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles mine shaft above upper end of Renton Mine rd Pebbly Beach Canyon; Santa Catalina Isl, Pebbly Beach Canyon 274 Comment
  POM4789  Aster greatae I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio Canyon 1280 Comment
  CAS-BOT-BC182846  Astragalus douglasii Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA749078  Astragalus douglasii R. G. Swinney 2005-8-15 8475 Los Angeles Valyermo, Devils Punchbowl County Park, near headquarters 1463 Comment
  UC1128780  Astragalus douglasii var. douglasii A. D. Gifford 1935-4-21 616 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  UCR280516  Astragalus gambelianus R. G. Swinney 2014-5-13 16501 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  PASA2733  Astragalus layneae M. Stason, F. Brubaker 1930-5-18 215 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  UC397247  Astragalus layneae Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 b Los Angeles Mojave Desert , Antelope Valley 762 Comment
  RSA151265  Astragalus miguelensis P. H. Raven 1962-7-10 17955 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island 244 Comment
  UC1929798  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-22 114 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. Coastal strand/dunes. Comment
  CAS-BOT-BC186466  Astragalus nevinii Peter H. Raven 1962-7-11 18007 Los Angeles 1 mile south of Wilson Cove. San Clemente Island Comment
  SBBG20571  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles N of West Cove at Sand Pt near Triangulation Pt "Driggs" 7 Comment
  UCD105445  Astragalus trichopodus R. Kinmont; Jill Farris 1997-2-14 6 Los Angeles Sycamore Canyon, off of Pacific Coast Highway, Santa Monica Mountains, north of Malibu, near entrance to mountain biking trail, the ocean on the opposite side of Pacific Coast Highway. Comment
  UC520027  Astragalus trichopodus var. lonchus Joseph Andorfer Ewan 1932-5-19 7543 Los Angeles near Power House (Playa del Rey, deep sand along base of hills); Playa del Rey Comment
  CAS-BOT-BC194048  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 604 Los Angeles Northwest of Wilson's Harbor, South Catalina Island Comment
  RSA0113364  Athysanus pusillus LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7518 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
  RSA452381  Atriplex coulteri F. R. Fosberg 1931-4-22 s 4669 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island. 220 Comment
  UCR94676  Atriplex parryi A. C. Sanders, E. J. Lott 1993-5-6 13974 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA642088  Atriplex phyllostegia Orlando Mistretta, Mark Elvin 1995-3-30 s.n. Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  CAS-BOT-BC176526  Atriplex polycarpa Le Roy Abrams; E. A. McGregor 1908-6-30 511 Los Angeles Lancaster, Antelope Valley Comment
  SBBG131537  Atriplex prostrata S. A. Junak 1999-7-16 SCa 1057 Los Angeles just inland from mouth of Cottonwood Cyn, N side of creekbed 6 Comment
  SBBG118124  Atriplex semibaccata F. H. Elmore 1939-2-18 419 Los Angeles San Clemente Island Comment
  SBBG65394  Atriplex serenana var. serenana M. N. Ackley -Aug-1927 95 Los Angeles Inglewood 47 Comment
  SBBG130571  Atriplex suberecta S. A. Junak 2000-10-13 SCa 1415 Los Angeles Deer Valley Reservoir (Summit Reservoir) 167 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
  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
  SBBG80318  Atriplex watsonii F. C. Boutin 1967-4-23 11626 Los Angeles N end of island at W end of airfield runway Comment
  SEINET3127980  Avena barbata G. B. Grant 1905-4-9 87 Los Angeles Pasadena Comment
  CAS-BOT-BC145796  Axonopus compressus Grace Cole Fleischman 1954-11-2 s.n. Los Angeles Pasadena. 145 Annandale Road. Comment
  RSA595164  Azolla filiculoides Steve Boyd 1996-4-25 8693 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA0060475  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG47518  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-11-25 2033 Los Angeles Hamilton Cyn Comment
  POM48474  Baccharis salicifolia F. W. Peirson 1924-12-3 5384 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  SFV16174  Baccharis salicifolia P. A. Krueger 1994-3-28 1 Los Angeles San Gabriel Mountains Little Dalton Picnic Area off Glendora Mountain Road. 330 Comment
  UCR212772  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1773 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, [San Dimas Canyon] downstream from San Dimas Dam 405 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
  SEINET11861852  Baileya pauciradiata J. F. Bright, Wyman, C. 1931-4-12 5301 Los Angeles Antelope Valley Comment
  SBBG60849  Balsamorhiza deltoidea R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR124422  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR230270  Bassia hyssopifolia Dan S. Cooper 2011-8-30 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA96806  Bellardia trixago E. K. Balls 1954-4-26 19066 Los Angeles In Botanic Garden, Claremont. 366 Comment
  JEPS47702  Berberis aquifolium var. dictyota Frank W. Peirson 1918-6-1 54 Los Angeles Eaton Canyon; San Gabriel Mts 609 Comment
  UCR143474  Berberis aquifolium var. dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles Transverse Ranges; San Gabriel Mtns, San Dimas Canyon 732 Comment
  RSA177680  Beta macrocarpa R. F. Thorne, P. C. Everett 1965-5-11 34538 Los Angeles Santa Catalina Island. Shoreline along Catalina Harbor. Comment
  UC527404  Beta vulgaris Carl B. Wolf 1932-5-12 3579 Los Angeles border of Catalina Harbor Santa Catalina Island; , border of Catalina Harbor 3 Comment
  RSA258371  Bidens pilosa C. W. Tilforth 1974-12-24 976 Los Angeles [No locality information] Comment
  RSA600923  Bidens pilosa L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  SFV3767  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles West Los Angeles. Along Selby Ave. between LeConte and Wilshire Blvd. Comment
  RSA0097610  Bituminaria bituminosa R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14356 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA628703  Bloomeria crocea L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SFV15504  Bloomeria crocea E. J. Spencer 1992-5-13 23 Los Angeles Hilltop on north side of Davenport Road, at the ruins of the Sterling Borax deposit. 732 Comment
  RSA599753  Bloomeria crocea var. crocea Steve Boyd, Lauren Raz 1997-5-6 9772 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CAS-BOT-BC482054  Bloomeria crocea var. crocea Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA802555  Boechera arcuata Orlando Mistretta, Christine Mistretta 2011-7-6 5914 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA668664  Boechera californica Steve Boyd, Michael Denslow 2002-5-9 10437 Los Angeles Just north of Sunset Peak along Sunset Peak Road, head of Spruce Canyon. 1524 Comment
  RSA658353  Boechera californica Naomi Zohman 1985-4-28 10 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SBBG119349  Boechera californica V. Soza with L. Gross 2001-4-24 1178 Los Angeles above Santa Anita Cyn, ca. 0.5 mi WNW of the Santa Anita Dam; T1N R11W S10, W/2, NW/4, SW/4 762 Comment
  SBBG29785  Boechera pulchra L. Constance 1941-4-10 2800 Los Angeles near Neenach, 13.5 mi W of Lancaster 914 Comment
  POM3262  Bowlesia incana P. A. Munz 1918-4-5 2016 Los Angeles Pomona. Comment
  RSA466768  Boykinia rotundifolia Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  UCR150033  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles San Gabriel Mtns, Cismontane foothills; Evey Canyon, a tributary to San Antonio Canyon just above San Antonio Flood Control Dam 854 Comment
  UCR272362  Brassica geniculata R. G. Swinney 2011-6-20 15223 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  SEINET10626313 Image available Brassica rapa Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2632 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  POM158297  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  POM351112  Brickellia californica Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA589096  Brickellia californica Orlando Mistretta 1994-9-13 1461 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  JEPS30693  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles 1 mi n of summit above Pacoima Canyon (Sand Creek); Sand Creek 731 Comment
  RSA603822  Brickellia nevinii Steve Boyd 1997-9-17 10038 A 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. 915 Comment
  RSA0105690  Briza minor Amy Catalano, Steve Junak 2016-4-28 16 -093 Los Angeles Santa Catalina Island. Just northeast of entrance to Howland's Landing. 17 Comment
  RSA376788  Brodiaea terrestris subsp. kernensis M. Campbell 1229 Los Angeles Hillsides, Los Angeles Comment
  SEINET6845727  Bromus anomalus F. A. MacFadden 1931-4-11 10120 Los Angeles San Fransquito Canyon. Comment
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Aug 24 2018
  CAS-BOT-BC149411  Bromus berteroanus A. J. McClatchie s.n. Los Angeles Pasadena. Arroyo Seco. Comment
  RSA773824  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD31187  Bromus carinatus Edith Purer 1931-3-16 955 Los Angeles Palos Verdes Hills Comment
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Jul 11 2010
  LA13816  Bromus diandrus A. M. Johnson; 1932-4-8 3934 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  SBBG95212  Bromus diandrus M. B. Dunkle 1928-3-31 1787 Los Angeles Cottonwood Cyn Comment
  SEINET3922249  Bromus diandrus Louis C. Wheeler 1967-5-29 9763 Los Angeles San GABRIEL MOUNTAINS: San Antonio Canyon, southwest of Spring Hill. Between Dry Lake Canyon and Wildcat Canyon.; 0 884 Comment
  UCR189393  Bromus diandrus R. G. Swinney 1998-5-30 6158 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR204445  Bromus diandrus R. G. Swinney 2005-4-15 8215 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  IRVC26648  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Dimas Canyon. Transverse Ranges, San Gabriel Mountains 534 Comment
  POM175426  Bromus grandis Joseph A. Ewan 1930-6-23 2637 Los Angeles 1 mile above Coldbrook Camp, N. Fork San Gabriel River, San Gabriel Mountains. 1220 Comment
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Jun 20 2014
  RSA598090  Bromus grandis Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3787 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  UCR51555  Bromus grandis Lyman Benson 1945-6-5 11766 Los Angeles Transverse Ranges; San Gabriel Mountains, Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road 1372 Comment
  RSA650443  Bromus hordeaceus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  CATA767  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-28 1307 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  RSA156084  Bromus pseudolaevipes P. H. Raven 1962-5-20 17772 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  POM363925  Bromus rubens Gary D. Wallace 1979-4-12 1673 Los Angeles Monrovia. Comment
  RSA127916  Bromus rubens P. H. Raven, H. J. Thompson 1959-5-5 14147 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road; Malibu Creek drainage. 305 Comment
  SEINET3923285  Bromus rubens Timothy S. Ross, Steve Boyd 1994-5-4 7634 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit. Lale Hughes 7.5' USGS Quadrangle.; 0 1055 Comment
  CAS-BOT-BC185548  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile west of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  RSA0019951  Bromus tectorum Timothy S. Ross 1992-4-4 6093 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR209596  Bromus tectorum R. G. Swinney 2008-7-3 9154 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA177687  Calandrinia ciliata R. F. Thorne, Percy C. Everett 1965-5-10 34523 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA466551  Calandrinia ciliata H. L. Bauer 1932-01 s.n. Los Angeles Santa Monica Mountains, near Topanga. 671 Comment
  SBBG128262  Calandrinia menziesii M. L. Hoefs 1991-4-23 1151 Los Angeles around upper White's Landing Rd 451 Comment
  RSA0116120  Calocedrus decurrens R. G. Swinney 2011-10-13 15781 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA792016  Calocedrus decurrens Jane Tirrell 2012-8-20 LS 0161 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  LA82370  Calochortus clavatus O. H. Kappler; 1940-5-31 37 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET3881209  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles About 3.5 miles W of Soladad Canyon turnoff on Highway 6, Mint Canyon.; 0 Comment
  RSA641424  Calochortus invenustus Louis C. Wheeler 1967-7-15 10047 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA377426  Calochortus plummerae Louis E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  RSA651580  Calochortus splendens D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Heights. Comment
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  POM351395  Calycadenia tenella Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 365 Comment
  UCR273191  Calyptridium monandrum R. G. Swinney 2011-7-8 15490 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  OBI69277  Calystegia macrostegia John Knapp, Denise Knapp 2003-4-13 4 Los Angeles Catalina Island . 37 Comment
  SD48951  Calystegia macrostegia Reid Moran 1958-9-15 6838 Los Angeles San Clemente Island, on slope above Wilson Cove 49 Comment
  CAS-BOT-BC224315  Calystegia macrostegia subsp. amplissima Reid Moran 1958-9-15 6838 Los Angeles Above Wilson Cove, San Clemente Island 50 Comment
  LA200374  Calystegia macrostegia subsp. cyclostegia Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SDSU20291  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-7 28 Los Angeles Horse beach Creek in chalk canyon growing immediate to Malacothamnus clementinus, 1/2 mile to 3/4 mile up canyon from beach, San Clemente Island. 30 Comment
  OBI70977  Calystegia peirsonii Steve Boyd 1997-4-30 9605 Los Angeles Liebre Mtns Region: About the confluence fo Bear Cyn and Pine Cyn, between the southern flank of Liebre Mtn and northern flank of Red rock mtn, SW of Gillette Mine 914 Comment
  RSA729727  Camissonia R. G. Swinney 1999-6-18 7329 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  UC1614509  Camissonia Charles M. Belshaw 1935-3-29 479 Los Angeles NW of Lancaster (near Neenach); Mohave Desert, West Antelope Valley Comment
  UCR230258  Camissonia Dan S. Cooper 2011-4-20 411- 14 B Los Angeles South Coast, El Segundo Dunes, along powerline right-of-way just east of Hyperion Treatment Plant 27 Comment
  UCR126583  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA465669  Camissonia bistorta Ralph Hoffmann 1930-6-7 s.n. Los Angeles Elizabeth Lake Canyon. Comment
  UCR232524  Camissonia boothii subsp. desertorum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8024 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, in abandoned trailer park, 120 m W of Sierra Highway, 660 m north of Avenue F 703 Comment
  RSA0070369  Camissonia californica R. G. Swinney 2010-3-30 12119 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meers west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA114439  Camissonia californica E. K. Balls 1955-5-20 20770 Los Angeles Claremont, volunteer plant at Rancho Santa Ana Botanic Garden, coming in on soil from Ontario-Chino area. Comment
  RSA0070128  Camissonia campestris Orlando Mistretta, Christine Mistretta 2003-4-30 1987 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA136642  Camissonia claviformis subsp. claviformis Peter H. Raven 1958-3-23 11958 Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  RSA187452  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17301 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  RSA748331  Camissonia hirtella Justin M. Wood 2009-6-1 782 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA449018  Camissonia intermedia Anstruther Davidson 1906-4-9 1449 Los Angeles Griffith Park. Comment
  UCR258717  Camissonia pallida R. G. Swinney 2010-5-19 12832 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR280756  Camissonia pallida R. G. Swinney 2014-4-30 16274 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR123644  Camissonia pallida subsp. pallida Steven R. Hill, K. Kramer 2001-4-22 33370 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA449270  Camissonia palmeri Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  UCR259602  Camissonia strigulosa R. G. Swinney 2010-5-11 12625 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  POM3182  Camissonia strigulosa H. M. Hall 1902-5-1 3051 Los Angeles Vicinity of Elizabeth Lake 838 Comment
  SBBG17800  Camissoniopsis cheiranthifolia P. H. Raven 1962-5-8 17627 Los Angeles W side of island opposite Wilson Cove 30 Comment
  LA26078  Camissoniopsis cheiranthifolia subsp. suffruticosa H. Lewis; 1953-4-11 sn Los Angeles Point Dume Comment
  SBBG131814  Camissoniopsis guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 205 Los Angeles just S side of Eel Cove Cyn 30 Comment
  RSA783077  Camissoniopsis pallida subsp. pallida Pam De Vries 2011-5-4 7767 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita). 502 Comment
  SBBG70069  Canbya candida Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  UC9908  Canbya candida A. A. Davidson May 1894 Los Angeles Lancaster Comment
  RSA114408  Cannabis sativa P. A. Munz 1955-11-5 21486 Los Angeles at edge of pavement, 1.5 blks. N of Foothill Blvd. on Mills Ave., Claremont. Comment
  CAS-BOT-BC37081  Capsella bursa-pastoris Tim Ross; Steve Boyd 1991-4-25 4616 Los Angeles San Gabriel Mountains. Mouth of Graveyard Canyon (which joins the lower East Fork of the San Gabriel River at 1540 ft.). 481 Comment
  SEINET10851796  Capsicum annuum Heidi H. Schmidt 1999-1 Los Angeles Comment
  CATA3245  Cardamine californica Amy Catalano 2017-2-10 002 Los Angeles Santa Catalina Island: West End Rd., south side, between Cherry Valley and Fourth of July Cove, 140 meters from entrance to Cherry Valley 0 Comment
  RSA484616  Cardamine californica var. integrifolia Blanche Trask 1897-03 s.n. Los Angeles Avalon, Catalina island Comment
  RSA608258  Cardamine californica var. integrifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  RSA0115975  Cardamine flexuosa A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  RSA527689  Carduus pycnocephalus Timothy S. Ross, Annette Ross 1991-6-3 5513 Los Angeles Elephant Hill: West Pomona 230 Comment
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
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Sep 12 2018
  UCR209852  Carex R. G. Swinney 2008-7-13 9188 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
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Sep 12 2018
  RSA230247  Carex alma Robert F. Thorne 1969-7-2 38250 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  SBBG59277  Carex alma R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR199826  Carex alma Steve Boyd, Amber Maurice 2004-5-18 11336 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  SEINET6044720  Carex alma Unknown 1946-5-19 6223 Los Angeles San Gabriel Mountains. Lower Rincon. San Gabriel Canyon. Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  SEINET10653011  Carex barbarae Herbert C. Hanson Hanson s.n. Los Angeles Swamps. Comment
  SJSU12781  Carex diandra C. W. Sharsmith 1940-8-29 4228 Los Angeles near head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UCD140366  Carex hassei Robert F. Thorne; M. Z. Thorne 1967-7-19 37188 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  CAS-BOT-BC118410  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC118424  Carex praegracilis A. C. Sanders 1980-6-4 1551 Los Angeles At the edge of a marshy pond along the old Gorman Post Road ca 2-3 mi E of Gorman. 1219 Comment
  RSA364697  Carex schottii F. H. Elmore 1936-5-23 s.n. Los Angeles Big Pines Road [Now: Big Pines Highway]. Comment
  UC56690  Carex schottii Ernest Braunton 1903-1-20 798 Los Angeles Oak Knoll Comment
  CAS-BOT-BC115642  Carex triquetra LeRoy Abrams 1901-4-3 1280 Los Angeles Santa Monica Mts. 304 Comment
  LA210775  Castilleja affinis Norman A. Cole; May 1964 387 Los Angeles SANTA MONICA MOUNTAINS, 3.1 mi E from junction of Mulholland and Cornell Rd. 274 Comment
  RSA0045488  Castilleja affinis subsp. affinis Paul M. Inman 1983-5-8 50883 -24 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on Winter Creek trail to Hoegee's Camp. 914 Comment
  UC57003  Castilleja affinis subsp. affinis Ernest Braunton 1902-3-30 144 Los Angeles Elysian Hills Comment
  RSA561603  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1993-6-3 8172 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  UCD122409  Castilleja exserta A. C. Sanders 2005-5-5 29887 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. 655 Comment
  UCR259233  Castilleja exserta Mitch Provance, Callen Huff 2009-4-29 10697 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  SBBG50972  Castilleja exserta J. Doty 1969-4-19 626 Los Angeles E side of Bouquet Cyn Rd, 6.9 mi N of jct with Francisquito Cyn Rd 487 Comment
  RSA11072  Castilleja foliolosa Carl B. Wolf 1928-3-29 1558 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  UCSB27050  Castilleja foliolosa Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman; on U.S. 99 670 Comment
  JEPS89143  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  RSA585946  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2629 Los Angeles Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  UC1713546  Castilleja gleasoni A. D. E. Elmer Jun 1902 3659 Los Angeles Acton; Mt. Gleason Comment
  RSA733775  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  RSA761710  Castilleja minor var. spiralis R. G. Swinney 2008-10-10 9546 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR124703  Castilleja plagiotoma B. C. Templeton 1932-6-19 4918 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR65207  Caucalis microcarpa F. R. Fosberg 1931-4-10 S- 04544 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  CAS-BOT-BC38144  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3827 Los Angeles San Gabriel Mountains. Ridgetop to the west of Crystal Lake (ridge descending SSW from Mount Islip). 2036 Comment
  RSA776482  Caulanthus amplexicaulis var. amplexicaulis Jane Tirrell, Graham Bothwell 2011-7-25 LS- 34 Los Angeles On crest of ridge, approximately 0.5 mile east of Windy Gap. 2434 Comment
  RSA618771  Caulanthus inflatus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  UCR193699  Caulanthus lasiophyllus R. G. Swinney 1999-4-5 7045 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG17814  Caulanthus lasiophyllus P. H. Raven 1962-5-9 17679 Los Angeles above Mosquito Cove 335 Comment
  RSA650506  Ceanothus crassifolius Harold Lint 1955-3-29 s.n. Los Angeles Glendora Mt. Road, above San Gabriel Reservoir. Comment
  UCSB50693  Ceanothus crassifolius Green, Lisa 1980-2-15 Los Angeles About 0.5 mile north of the Simi Valley Fwy between DeSoto Ave. and Canoga Ave. 365 Comment
  RSA758808  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-3-30 DOB 1071 c Los Angeles Sierra Pelona Mountains, Ruby Canyon, 0.6 road miles east of lake Hughes Road via dirt road leading east into Ruby Canyon, 14.6 km 27 degrees true north-northeast of Castaic. 615 Comment
  UC218153  Ceanothus cuneatus var. cuneatus P. A. Munz 1920-5-10 3334 Los Angeles in wash below rr tracks. Claremont Comment
  UCR95549  Ceanothus greggii var. vestitus L. C. Wheeler 1967-5-9 9409 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  RSA399904A  Ceanothus integerrimus Anstruther Davidson 1892-7-12 s.n. Los Angeles Wilson's Peak 1524 Comment
  CAS-BOT-BC50600  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  UCSB36649  Ceanothus leucodermis Brownell, Kathleen 1980-5-18 Los Angeles Intersection of Mt.Baldy Rd. and Glendora Ridge Rd; San Gabriel Mtns; Angeles National Forest 1219 Comment
  POM2714  Ceanothus megacarpus C. L. Hitchcock 1918-7-3 7 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  UCR23452  Ceanothus megacarpus John C. Roos 1942-6-21 996 Los Angeles Western Transverse Range; Santa Monica Mtns., mouth of Mandeville Canyon 152 Comment
  UCR52239  Ceanothus megacarpus Tom Scott 1988-6-5 s.n. Los Angeles San Clemente Island, upper China Canyon, at the S end of the island Comment
  RSA399714  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 679 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  RSA592603  Ceanothus megacarpus var. insularis Mark Hoefs, Doug Propst 1973-3-3 27 Los Angeles Santa Catalina Island. Near upper White's Landing Road. 381 Comment
  UCR147802  Ceanothus oliganthus var. oliganthus Valerie Soza, Et al. 2000-6-27 1032 a Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  UCD170933  Ceanothus oliganthus var. sorediatus R. G. Swinney 2009-3-16 10117 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39. 227 Comment
  HSC18381  Ceanothus spinosus D. E. Anderson 1966-4-6 47 Los Angeles 1.0 mi S of Topanga on Hwy. 27 Comment
  JEPS82373  Ceanothus spinosus W. L. Jepson 1939-4-14 19116 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  UC1071356  Ceanothus spinosus R. St. John 1930-1-20 74 Los Angeles 2 1/2 mi e Triunfo Pass (Plot 9); Triunfo Pass Quad. Comment
  UCR174531  Centaurea melitensis Jennifer H. Jones 2006-6-4 373 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  CAS-BOT-BC272065  Centaurea melitensis C. W. Tilforth 1969-5-31 197 Los Angeles 1/2 mile east of intersection of Colima Ave. and Punta del Este St. norht of Whittier Comment
  JEPS44129  Centaurea melitensis Elizabeth Day Palmer 1908-7-25 Los Angeles Comment
  LA88559  Centaurea melitensis O. H. Kappler; 1944-7-4 692 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA94403  Centaurea melitensis Norman A. Cole; May 1964 334 A Los Angeles 579 Comment
  RSA235191  Centaurium venustum David Wheat 1971-7-15 711 Los Angeles West side of Palmer Canyon, 4 1/3 miles NNE of Claremont and one mile N of intersection of Padua Avenue and Mt. Baldy Rd. 686 Comment
  UC22690  Centaurium venustum Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA391494  Centaurium venustum Unspecified s.n. Los Angeles Verdugo Park Comment
  UCR220066  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  OBI10229  Cercocarpus betuloides Louis C. Wheeler 1933-3-31 1559 Los Angeles Topango Cyn, Santa Monica Mts 152 Comment
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May 29 2014
  POM199706  Cercocarpus betuloides I. W. Clokey, Bonnie C. Templeton 1929-07 4596 Los Angeles Mandeville Canyon. 300 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
  UCR210503  Cercocarpus betuloides R. G. Swinney 2008-12-6 9959 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  RSA453283  Cercocarpus betuloides var. betuloides Fordyce Griffiths Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UC1127863  Cercocarpus betuloides var. betuloides G. E. Sindel 1935-1-7 103 Los Angeles 1 1/4 mi se of Quail Lake (Los Angeles County National Forest); Los Angeles County National Forest 1097 Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  UCR140957  Cercocarpus betuloides var. betuloides June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon 1768 Comment
  SBBG12772  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Bullrush Cyn, S of Middle Ranch 228 Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  SBBG2896  Cercocarpus betuloides var. blancheae H. and M. Dearing 1938-5-22 1943 Los Angeles Decker Cyn Comment
  UC625151  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  CATA1778  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6918 Los Angeles Santa Catalina Island: Wild Boar Gully 160 Comment
  LA88339  Chaenactis artemisiifolia O. H. Kappler; 1941-6-15 303 Los Angeles 548 Comment
  RSA739614  Chaenactis artemisiifolia John Dittes 2006-6-4 1394 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Road, 2.4 air miles NW of Chatsworth High School, 1.1 air miles W of Topanga Blvd, 0.7 air mile ENE of Santa Susana Pass. 404 Comment
  UC1293686  Chaenactis artemisiifolia P. C. Everett and E. K. Balls 1959-6-2 23840 Los Angeles 1 mi ne of entrance of Stokes Canyon; Santa Monica Mts. 182 Comment
  IRVC26426  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCR223691  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 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
  SBBG65564  Chaenactis glabriuscula var. glabriuscula M. N. Ackley -Jun-1926 279 Los Angeles Montrose 365 Comment
  RSA305977  Chaenactis glabriuscula var. glabriuscula J. L. Huber 1975-6-8 1552 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  JEPS22775  Chaenactis santolinoides Rimo Bacigalupi with Reino Alava 1958-7-20 6432 Los Angeles in scree just w of Dawson Saddle (just s of Mt. Lewis, along Angeles Crest Highway (State Highway 2), above headwaters of South Fork of Big Rock Creek, San Gabriel Mountains); San Gabriel Mountains, South Fork of Big Rock Creek, Mt. Lew 2429 Comment
  SFV16958  Chaenactis santolinoides J. N. Hogue, P. Wilson 1997-6-27 87 .1 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  SD215395  Chaenactis stevioides W. Wisura, E. Roeder 1992-4-21 4695 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  POM5990  Chaenactis stevioides Marjorie Shaw, E. S. Spalding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  JEPS51891  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Sam Gabriel Mtns, Rock Creek Canyon Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  SEINET5742466 Image available Chamaesyce albomarginata D. Ward 1970-1 61 Los Angeles City of Los Angeles, ca. .2 mile CSCLA on hillside near State College Dr..; Los Angeles 122 Comment
  RSA443523  Chamaesyce maculata A. C. Sanders 1987-9-18 7382 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  JEPS93565  Chamaesyce maculata Steven A. Junak 1990-11-8 SCI- 144 Los Angeles n. end San Clemente Isl. (just s.e. of passenger terminal building at airfield) 60 Comment
  RSA9653  Chamaesyce melanadenia L. C. Wheeler 1934-4-22 2535 Los Angeles S slope , decomposed granite W side near mouth of Santa Anita Canyon. 518 Comment
  UCSB3601  Chamaesyce polycarpa Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 975 Comment
  SBBG67759  Chamaesyce polycarpa M. M. Rice -Dec-1927 345 Los Angeles Hollywood Hills 243 Comment
  UCR114735  Chasmanthe aethiopica A. C. Sanders 1988-2-18 7684 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CAS-BOT-BC70018  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA158299  Cheilanthes newberryi Peter H. Raven 1962-4-10 17231 Los Angeles San Clemente Island: among rocks on sides of a steep gully, on east side of island below a point about 2 miles north of Thirst 473 Comment
  UCR143515  Chenopodium ambrosioides var. anthelminticum Freda Detmers 1928-4-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin, Los Angeles, Los Angeles River 122 Comment
  RSA594203  Chenopodium berlandieri Steve Boyd, Lauren Raz 1996-10-14 9050 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SFV21094  Chenopodium berlandieri L. Gross, V. Soza, N. Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  UCR203226  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA620015  Chenopodium botrys LeRoy Gross 1998-11-1 98 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  CATA2988  Chenopodium californicum Peter J. Dixon 2015-2-25 020 Los Angeles Santa Catalina Island: 1 mile West of Salta Verde Point. East of Wild Boar Gully Exclosure (Black Ridge). 174 Comment
  RSA0040464  Chenopodium californicum R. G. Swinney 2010-5-11 12645 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
  SEINET5764296 Image available Chenopodium californicum F. R. Fosberg 1931-1 S 4283 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  UC452630  Chenopodium californicum C. F. Millspaugh 1920-1-15 4597 Los Angeles Swain's Canyon Santa Catalina Island Comment
  UCD98092  Chenopodium californicum F. R. Fosberg 1931-3-18 S 4283 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  UCR125937  Chenopodium californicum A. C. Sanders, Mark Elvin 2002-6-19 25186 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCD169509  Chenopodium desiccatum R. G. Swinney 2009-7-22 11333 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR189832  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  UCD98298  Chenopodium missouriense Louis C. Wheeler 1973-10-28 s.n. Los Angeles Altadena. 975 Comment
  RSA167812  Chenopodium murale R. F. Thorne 1964-2-7 33461 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  UC1211058  Chenopodium murale Huron H. Smith 1912-5-9 4948 Los Angeles Redondo Comment
  NY468363  Chorizanthe parryi var. fernandina A. Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  UCR237903  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara RiverValley, Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 549 Comment
  RSA65167  Chorizanthe parryi var. parryi F. W. Peirson 1920-5-12 2131 Los Angeles Foothill Blvd. San Gabriel Wash, S base of San Gabriel Mts. 183 Comment
  CAS-BOT-BC244651  Chorizanthe staticoides Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SBBG62278  Chorizanthe staticoides M. N. Ackley -May-1922 850 Los Angeles Burbank Hills 274 Comment
  RSA579497  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-5-11 s.n. Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  SBBG62358  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  SFV9422  Chylismia claviformis M. L. Vincent, L. Swade 1964-4-2 478 Los Angeles San Gabriel Mountains Valyermo Road, 0.25 miles north of Pallett Road. 1085 Comment
  CAS-BOT-BC285401  Cirsium occidentale var. californicum Geo. W. Garrettson 1954-7-21 s.n. Los Angeles Puente Hills Comment
  RSA482517  Cirsium occidentale var. californicum Richard Noyes, L. Arnseth 1988-4-30 501 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA529142  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1991-7-24 5611 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  UC187601  Cirsium occidentale var. occidentale Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR3481  Cirsium occidentale var. occidentale Bob Arthur 1964-5-10 640510- 4 Los Angeles San Gabriel Mountains, Monrovia Canyon, on North Canyon Blvd, 1.5 mi. from gate 610 Comment
  CAS-BOT-BC292693  Cirsium occidentale var. venustum Le Roy Abrams; E. A. McGregor 1908-6-20 411 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  UCD130634  Cirsium ochrocentrum var. ochrocentrum G. W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific Railroad, right-of-way about 100 yards west of Water Street, Walnut. Comment
  UCR256457  Cirsium vulgare R. G. Swinney 2010-9-9 13780 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
  SBBG98081  Cistanthe maritima T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5211 Los Angeles 1300 ft NNW of Guds (888') marker 228 Comment
  SEINET4143379  Clarkia bottae L. C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  RSA0055082  Clarkia deflexa Jim Shevock 1970-4-30 166 Los Angeles Off of Topanga Canyon. 274 Comment
  CATA513  Clarkia epilobioides Sara L. Crockett 1997-4-9 658 Los Angeles Santa Catalina Island: 1.0 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail ca. 10 m upslope 304 Comment
  UC1211093  Clarkia epilobioides Huron H. Smith 1912-5-31 5065 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  RSA674787  Clarkia similis Scott D. White, Kent Hughes 2000-5-16 7843 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SDSU8704  Clarkia unguiculata Gerald Collier 1951-5-15 M 336 Los Angeles Open Field near Provosts Residnece, Just So. of sunset Blvd. UCLA campus. Comment
  SD215589  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Southwestern flank of Liebre Mountain on the northwest-facing slope of Cold Canyon just past the pointwhere Forest Service Road 7N22 crosses the stream. 1219 Comment
  CAS-BOT-BC439507  Claytonia parviflora subsp. parviflora C. F. Baker 1909-4-19 5332 Los Angeles Claremont Comment
  RSA658366  Claytonia parviflora subsp. parviflora Naomi Zohman 1985-4-28 17 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA466711  Claytonia parviflora subsp. utahensis Robin S. Collins 1973-4-9 230 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  UCR271087  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-6-6 14990 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0045486  Claytonia perfoliata subsp. perfoliata Paul M. Inman 1983-5-8 50883 -8 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on Winter Creek trail just above Hoegee's Camp. 762 Comment
  RSA592850  Claytonia rubra subsp. rubra Steve Boyd, Orlando Mistretta 1996-5-1 8751 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA596972  Claytonia rubra subsp. rubra R. G. Swinney 1996-5-27 4866 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  UC1595223  Clematis lasiantha Tim Ross and Peter Fritsch 1990-6-20 3648 Los Angeles ridgetop between W. Fork San Gabriel R. and Roberts Canyon (Rincon-Red Box Rd. (2N24)); San Gabriel Mts. 1255 Comment
  RSA386256  Clematis ligusticifolia Robert Gustafson 1981-7-15 2343 Los Angeles Ballona Wetlands, Area 2. Comment
  UC625048  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  UCR182846  Clematis ligusticifolia R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, along Big Dalton Canyon Rd, 1.2 mi NE of Glendora Mtn Rd., south side of road 427 Comment
  RSA660655  Clematis pauciflora Tim Traver 1981-4-26 2 Los Angeles Hwy 39, 1/16 mile up river toward Cogswell Reservoir from road. Comment
  RSA440829  Cleome isomeris F. R. Fosberg 1931-5-17 S- 4884 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  SEINET10475587  Cleome isomeris Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4816 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SEINET7072902  Collinsia bartsiifolia A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  JEPS14934  Collinsia bartsiifolia var. davidsonii H. M. Hall May 1 1902-May 3 1902 3062 b Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  UC1928589  Collinsia callosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 20 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  VVC3081  Collinsia callosa Tim Thomas, P. J. MacKay 2015-5-10 6612 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  JEPS6200  Collinsia childii Frank W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon San Gabriel Mountains ((San Antonio tributary)) 1371 Comment
  UC150067  Collinsia heterophylla LeRoy Abrams 1902-7-1 2613 Los Angeles Little Santa Anita Canyon Comment
  VVC3353  Collinsia heterophylla Tim Thomas 1973-4-24 14 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  CAS-BOT-BC240959  Collinsia parryi Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Santa Monica Comment
  RSA0117373  Collinsia parryi Scott D. White, Justin M. Wood 2009-5-6 12667 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA545249  Comarostaphylis diversifolia subsp. planifolia D. Propst, Mark Hoefs 1973-3-3 52 Los Angeles Santa Catalina Island: Lower Sweetwater Canyon. 183 Comment
  RSA0069420  Conium maculatum R. G. Swinney 2010-3-10 11797 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  SBBG131948  Convolvulus arvensis S. A. Junak 2000-5-18 SCa 1303 Los Angeles NW-facing slope overlooking Parson's Landing 73 Comment
  JEPS30658  Conyza bonariensis Peter H. Raven and Henry J. Thompson 1959-9-18 250 Los Angeles along railroad tracks near Beverly Glen Boulevard Santa Monica Boulevard; West Los Angeles 76 Comment
  SEINET10808297  Conyza bonariensis David B. Dunn 1947-7-20 Dunn 2995 Los Angeles Collected at 316 North Avenue 50. Comment
  CAS-BOT-BC286117  Conyza canadensis Timothy S. Ross; Steve Boyd 1994-9-21 8325 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  RSA586064  Conyza canadensis Orlando Mistretta 1995-10-2 1930 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  POM355863  Conyza coulteri Robert Gustafson 1980-8-29 1882 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  RSA732778  Cordylanthus rigidus subsp. setiger R. G. Swinney 2000-6-19 7818 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CAS-BOT-BC287754  Coreopsis bigelovii Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon Comment
  RSA772300  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles summit of Mt. Emma 1585 Comment
  UC1614046  Coreopsis bigelovii Charles M. Belshaw 1935-3-29 496 Los Angeles ca. 20 mi. w. Lancaster (s. face of La Liebre Scarp); W. Antelope Valley, La Liebre Scarp Comment
  UCR205615  Coreopsis bigelovii R. G. Swinney 2008-5-12 8831 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
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  JEPS42527  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume Santa Monica Mountains 22 Comment
  CAS-BOT-BC105684  Corethrogyne filaginifolia Bunch; Baily 1974-8-15 74 -673 Los Angeles Texaco Oil Field, Castaic Comment
  CAS-BOT-BC105697  Corethrogyne filaginifolia Moxley 1920-8-28 812 Los Angeles Garpito Canyon, Santa Monica Mts. Comment
  SBBG8016  Corethrogyne filaginifolia H. and M. Dearing 1937-10-15 2892 Los Angeles Mint Cyn Comment
  UC1587607  Corethrogyne filaginifolia Tim Ross 1991-8-14 5756 Los Angeles easterly slope Roundtop (Mtn.); Chilao Flat USGS 7.5' quad, San Gabriel Mountains 1889 Comment
  RSA653856  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 804 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  CAS-BOT-BC212113  Cornus sericea H. M. Hall 1901-6-1 2233 Los Angeles Canyons on the west side, San Jacinto Mountains 1828 Comment
  CATA3539  Cortaderia selloana Kristy Lanz, Benjamin J. Dion 2018-5-18 002 Los Angeles Santa Catalina Island: Interior; in drainage in Middle Cottonwood Canyon watershed 171 Comment
  CATA893  Cotula australis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1709 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon 237 Comment
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  RSA600447  Crassula connata L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
Read comments
Apr 12 2010
  CAS-BOT-BC175846  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Catalina Island: above Whites Landing on Airport Road 426 Comment
  RSA177851  Crossosoma californicum R. F. Thorne 1965-3-11 3462 Los Angeles Near junction of roads to Middle Ranch, and Little Harbor, Santa Catalina Island. 91 Comment
  RSA253131  Crossosoma californicum G. D. Wallace, Mark Hoefs 1975-3-23 1416 Los Angeles Santa Catalina Island. East of entrance to Arboretum in upper Avalon Canyon along rd. to Avalon 48 Comment
  RSA397732  Crossosoma californicum Reid V. Moran 1941-2-25 611 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  SBBG13600  Crossosoma californicum P. H. Raven 1962-5-22 17842 Los Angeles Middle Ranch 213 Comment
  UCR116051  Crossosoma californicum Dan S. Cooper 1999-4-3 s.n. Los Angeles Palos Verdes Peninsula, c. 200 m north of gate at end of Forrestal Road ('quarry') Comment
  RSA620041  Croton californicus LeRoy Gross 1998-11-1 95 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  UCR131446  Croton californicus 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
  SBBG122019  Crypsis vaginiflora A. Parikh, N. Gale 2003-6-13 758 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vasquez Cyn Rd; SE Liebre Mtns 645 Comment
  UCR223282  Cryptantha R. G. Swinney 2009-7-29 11437 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
Read comments
Feb 19 2020
  OBI26280  Cryptantha Mark Schneider 1973-5-14 27 Los Angeles Tip of shalow island pl Sun Valley, Verdugo Mts 549 Comment
  RSA756949  Cryptantha barbigera Orlando Mistretta, Christine Mistretta 2008-4-16 2474 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  CAS-BOT-BC189392  Cryptantha circumscissa Ira L. Wiggins 1966-4-23 20627 Los Angeles Along E side of 145 Street E, between Palmdale Boulevard and Avenue O, N of Pearblossom. Mohave [Mojave] Desert Comment
  RSA488903  Cryptantha circumscissa A. C. Sanders, E. J. Lawlor 1988-4-3 7734 Los Angeles 1.3 miles NW of the San Bernardino County line Hwy 138, 2 miles NW of Pinyon Hills. 1159 Comment
  RSA717215  Cryptantha circumscissa Scott D. White, Pam De Vries 2006-5-10 11434 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR205229  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR280531  Cryptantha circumscissa R. G. Swinney 2014-4-10 16023 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA0031370  Cryptantha clevelandii Mark Hoefs 1973-5-21 303 Los Angeles Santa Catalina Island. Upper Renton Mine road 305 Comment
  RSA0013553  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2011-6-23 5747 Los Angeles SCE Power Line Road on ridgeline between Gleason Cyn and Beartrap Cyn, 1.3 air miles N of Mt. Gleason Rd. 1591 Comment
  UC78714  Cryptantha flaccida T. S. Brandegee May 1889 Los Angeles Saugus Comment
  RSA191005  Cryptantha intermedia R. F. Thorne, J. Henrickson 1963-5-5 32322 Los Angeles in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA714988  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  SBBG91832  Cryptantha intermedia S. A. Junak 1978-4-16 SCa 040 Los Angeles slopes above N side of Fourth of July Cove, near rd 45 Comment
  SEINET3152257  Cryptantha intermedia G. B. Grant 1901-1-1 238 Los Angeles Pasadena Comment
  SBBG63750  Cryptantha intermedia R. Hoffmann 1930-4-29 Los Angeles 3 mi S of Castaic Comment
  SDSU5463  Cryptantha intermedia H. Wedberg 1966-4-3 1189 Los Angeles In Eagle Rock. 457 Comment
  SDSU5469  Cryptantha intermedia Gerald Collier 1951-4-7 M 424 Los Angeles 2 miles west of U.S. Hwy 101. Comment
  RSA0013558  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-1 5787 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0047906  Cryptantha microstachys R. G. Swinney 2010-6-4 13062 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
  RSA592878  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA596001  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  SBBG119296  Cryptantha microstachys V. Soza, K. Hughes 1999-6-17 538 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  RSA762139  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-15 3065 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
  RSA499699  Cryptantha muricata Robert Gustafson 1978-6-1 948 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  UC1586030  Cryptantha muricata Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7484 Los Angeles on n side San Gabriel Mts. (Pine Canyon Rd, along San Andreas Fault, (Co Rd N2), on n side of road); , San Andreas Fault Comment
  UCR220247  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR50729  Cryptantha muricata L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  RSA0013634  Cryptantha muricata var. denticulata Orlando Mistretta, Jamie Reese 2011-7-28 6010 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  RSA0078908  Cryptantha muricata var. denticulata Michael Honer 2004-6-22 2014 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA0079261  Cryptantha muricata var. jonesii R. G. Swinney 2008-5-12 8827 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
  RSA80289  Cryptantha muricata var. jonesii F. W. Peirson 1929-7-1 8427 Los Angeles On roadside and in clearing about old mill; Aliso Creek at Tie Canyon. 1341 Comment
  RSA0079570  Cryptantha muricata var. muricata F. R. Fosberg 1931-11-7 832 Los Angeles Western Sierra Madre Mts. Ridge Route near Tumble Inn. 1100 Comment
  UCR192889  Cryptantha nemaclada R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  UCR142733  Cryptantha nevadensis var. rigida P. A. Munz 1926-4-4 9986 Los Angeles Transverse Ranges; Liebre Mtns region, 1 mile north of Elizabeth Lake Comment
  RSA0113684  Cryptantha oxygona LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7543 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
  RSA0073719  Cryptantha similis Orlando Mistretta, Christine Mistretta 2005-4-21 2055 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR117113  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24349 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA657937  Cuscuta californica Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  HSC93637  Cuscuta californica var. californica L. C. Wheeler 1970-9-10 Los Angeles San Gabriel Mtns., ridge at head of S Fork Alder Gulch 2134 Comment
  RSA5262  Cuscuta salina C. B. Wolf 1932-9-16 4089 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
  JEPS47134  Cuscuta subinclusa Frank W. Peirson 1918-8-6 261 Los Angeles old trail to Mt. Wilson 609 Comment
  UCR220365  Cyclospermum leptophyllum R. G. Swinney 2009-4-16 10346 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  CDA5328  Cyclospermum leptophyllum T. C. Fuller 1975-6-13 20083 Los Angeles Southeast corner of Hilgard & Le Conte Avenues, Westwood. 0 Comment
  UCR260613  Cynara scolymus R. G. Swinney 2010-6-23 13334 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  UC1131377  Cynodon dactylon Jerome S. Horton 1937-9-21 495 Los Angeles near dam Dalton Canyon (<Dam Keeper's old house>); Pomona Quad., Dalton Canyon near Dam Comment
  RSA574268  Cynosurus echinatus Timothy S. Ross, Steve Boyd 1993-6-29 7383 Los Angeles Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility. 1000 Comment
  RSA775589  Cynosurus echinatus Orlando Mistretta, Christine Mistretta 2010-6-25 5352 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  RSA611588  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mountains: San Gabriel Canyon, 1/4 mile below forks along highway on west side. Comment
  SD130207  Cyperus difformis Dick Swinney 1989-6-25 Los Angeles San Gabriel Mountains; Big Dalton Dam Debris basin. Comment
  RSA802343  Cyperus eragrostis Orlando Mistretta, Cher Batchelor 2011-7-26 5978 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  RSA138268  Cyperus eragrostis E. K. Balls 1960-6-9 24160 Los Angeles Grown in Botanic Garden, Claremont. 412 Comment
  RSA127426  Cyperus odoratus Peter H. Raven, H. J. Thompson 1959-10-14 14623 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  CHSC95777  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road and Lowell Ave. in the city of Tujunga. 549 Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  SBBG32105  Dactylis glomerata R. F. Thorne 1966-6-1 36487 Los Angeles former lawn of razed St. Catherine's Hotel N of Avalon 4 Comment
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  RSA586471  Datisca glomerata Orlando Mistretta 1994-6-21 1379 A Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 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
  SBBG84735  Deinandra clementina M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG98438  Deinandra clementina T. Ross 1991-5-22 5450 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SD70966  Deinandra clementina R. Mitchel Beauchamp 1967-3-17 235 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  UC1215122  Deinandra clementina Peter H. Raven 1962-7-11 18013 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  CAS-BOT-BC299301  Deinandra fasciculata Moxley; Grinnell 1916-6-15 484 Los Angeles Near Santa Susanna Pass Comment
  UC1971322  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mile east southeast Honby. Comment
  UCSB9930  Deinandra fasciculata Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Comment
  JEPS23510  Delphinium cardinale Paul W. Colburn 1943-6-17 Los Angeles Ferndell Los Angeles, Griffith Park Comment
  JEPS23355  Delphinium cardinale Frank W. Peirson 1918-6-28 49 Los Angeles foothills e Rubio Canyon (ne of Altadena); Angeles National Forest 609 Comment
  UCR193145  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  SBBG126933  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2011-6-6 3415 Los Angeles 5.5 km W of St Hwy 14, 2.1 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1142 Comment
  RSA639569  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA654438  Delphinium parryi Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 983 a Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 610 Comment
  UCR127968  Delphinium parryi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26090 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
  POM155  Delphinium parryi Harry Lowe 1903-5-13 s.n. Los Angeles Collected near Pasadena Comment
  SDSU10049  Delphinium parryi A. H. Gallup 1948-6-30 155 Los Angeles 'The Wash' Claremont. 366 Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  SBBG31204  Delphinium parryi subsp. maritimum R. F. Thorne with M. Z. Thorne 1966-6-2 Los Angeles Hay Press area [Haypress] 426 Comment
  POM306313  Delphinium parryi subsp. parryi Henry J. Ramsey 1938-5-22 1383 Los Angeles Eaton Canyon Park, Altadena. Comment
  SBBG71774  Delphinium parryi subsp. parryi R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  UCR174485  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  UC569959  Delphinium parryi subsp. purpureum A. Simontacchi 1935-5-26 41 Los Angeles 2 1/4 miles Southeast of Neenach 1066 Comment
  RSA149810  Delphinium patens subsp. hepaticoideum Wesley O. Griesel 1961-4-18 s.n. Los Angeles Switzers Inlet, San Gabriel Mountains. 762 Comment
  RSA400026  Delphinium patens subsp. hepaticoideum Robin S. Collins 1973-3-11 206 Los Angeles Angeles Nationall Forest, Trail Canyon, ca. 1/2 miles along pack trail from start of trail. 610 Comment
  RSA0098839  Delphinium patens subsp. montanum R. G. Swinney 2011-6-7 15047 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  CAS-BOT-BC82910  Dendromecon rigida Saichi Kawahara 1968-4-9 139 Los Angeles Angeles National Forest. On Highway 2, 4 miles east of junction with Mount Wilson Observatory Road. 1310 Comment
  RSA433218  Dendromecon rigida subsp. rigida Ora M. Clark 1929-3-24 s.n. Los Angeles S. Santa Susana Mtns. Comment
  RSA0098631  Descurainia incisa R. G. Swinney 2010-9-7 13701 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCD114667  Descurainia pinnata Scott Horiuchi; Kelly Robinson 1996-3-10 5 Los Angeles San Gabriel Mountains, Angeles National Forest, 2 miles from junction of N-2 and Angeles-Crest Highway, on the Angeles-Crest Highway. Comment
  UC10807  Descurainia pinnata subsp. menziesii unknown 1898-3-10 Los Angeles above Claremont Comment
  RSA158300  Descurainia pinnata subsp. menziesii P. H. Raven 1962-4-12 17333 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA717055  Descurainia sophia Andrea Edwards, Pam De Vries 2006-4-11 71 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CATA2487  Desmazeria rigida Martin A. Piehl 1962-10-3 62501 Los Angeles Santa Catalina Island: Dry clayey soil at margin of Echo Lake 0 Comment
  CAS-BOT-BC402256  Dicentra chrysantha Tim Ross; Steve Boyd 1992-7-5 6615 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  UCR223675  Dicentra chrysantha R. G. Swinney 2009-6-12 11147 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
  UC3244  Dichelostemma capitatum Harley P. Chandler 1897-1-2 Los Angeles Los Angeles 365 Comment
  SDSU11587  Dichelostemma capitatum Gerald Collier 1951-3-9 M 90 Los Angeles Faculty Hill; 1/4 mile from UCLA campus on a dry grassy slope. West of Campus. Comment
  RSA649610  Dichelostemma capitatum subsp. capitatum Lori Ackerman, Gerald Braden 1988-4-22 17 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR120585  Dichelostemma capitatum subsp. capitatum Steven R. Hill, K. Kramer 2001-4-22 33340 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA599351  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Morgan Canyon at Ferguson Motorway. 457 Comment
  SD237232  Dicksonia antarctica Lorraine Weller 2008-8-25 Los Angeles South Coast; Foot of Santa Monica Mtns.: Pacific Palisades. In residential neighborhood called Huntington Palisades at 525 Almoloya St. 79 Comment
  CAS-BOT-BC299813  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Praire Fk. of San Gabriel R., San Antonio Mountains 1981 Comment
  SD230138  Diplachne fusca var. fascicularis Louis C. Wheeler 1946-9-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  CAS-BOT-BC152895  Diplacus brevipes F. A. M. 1930-4-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills Comment
  SD77329  Diplacus fremontii Francis W. Pennell 1940-5-5 25320 Los Angeles Big Tujunga Wash, w. of Sunland 395 Comment
  CAS-BOT-BC150638  Diplacus longiflorus Le Roy Abrams 1899-4-1 334 Los Angeles Elysian Park, Los Angeles Comment
  RSA164836  Diplotaxis tenuifolia Wesley O. Griesel 1963-3-23 756 Los Angeles [Unspecified] 91 Comment
  RSA595951  Distichlis spicata Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8874 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  RSA748076  Distichlis spicata R. G. Swinney 2005-5-21 8271 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC337358  Distichlis spicata unknown Los Angeles California - Northern Comment
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Jun 11 2015
  RSA724611  Dodecatheon clevelandii K. Dobry 1992-2-16 d- 1045 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UCR204436  Dodecatheon clevelandii R. G. Swinney 2003-5-12 8202 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  SEINET8561450  Dodecatheon clevelandii G. B. Grant 1904-1 304 Los Angeles Pasadena. Comment
  RSA719636  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1998-3-14 5908 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  RSA79214  Dodecatheon clevelandii subsp. clevelandii G. R. Campbell 1952-3-23 18512 Los Angeles canyon north of Webb School; east of Live Oak Canyon. 427 Comment
  POM155650  Dodecatheon clevelandii subsp. insulare D. Meadows 1928-1-7 317 b Los Angeles Ridge above high school. Avalon, Santa Catalina Island. Comment
  RSA250554  Dodecatheon redolens Robert F. Thorne, John Dourley 1967-10-3 37280 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  POM592  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles San Antonio Mountains. Browns Flats. 1372 Comment
  UC62801  Dryopteris arguta Mrs. Brandegee June 1895 Los Angeles Lyonothamnus Grove Santa Catalina Isl. Comment
  CAS-BOT-BC67947  Dryopteris arguta Henry J. Thompson; Peter H. Raven 1959-10-31 14726 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.0 miles north of Sunset Boulevard 274 Comment
  RSA649989  Dryopteris arguta Donald A. Job 1949-1-29 s.n. Los Angeles San Dimas. 290 Comment
  RSA650214  Dryopteris arguta Jerry Davids 1949-2-2 s.n. Los Angeles Collected- Cal Poly campus. 182 Comment
  SFV15993  Dryopteris arguta K. A. Wilson 1994-7-9 2454 Los Angeles Santa Monica Mountains Malibu Creek State Park. Southwest end of Century Lake. Comment
  CAS-BOT-BC428121  Dudleya cymosa subsp. cymosa K. Nakai; D. Verity; J. Ross 1981-5-21 764 Los Angeles Santa Monica Mountains, ca. 0.6 mi. SE of junction of Decker Rd. and Carlise Rd. (34 deg. 07' 19 N, 118 deg. 50' 45 W) 457 Comment
  SD127371  Dudleya cymosa subsp. ovatifolia Reid Moran 1962-5-31 8323 A Los Angeles Ca. 1 mil upgrade from Seminole Springs, Santa Monica Mtns Comment
  UC1015362  Dudleya cymosa subsp. ovatifolia Reid Moran 1948-5-28 3079 Los Angeles 2.3 mi above mouth of Topanga Canyon (cliffs on e side of canyon opposite roadside spring) Comment
  POM50305  Dudleya cymosa subsp. pumila L. R. Abrams 1901-07 1903 Los Angeles Wilson's trail 1371 Comment
  RSA0025351  Dudleya cymosa subsp. pumila Anuja Parikh, Nathan Gale 2010-6-29 3377 Los Angeles TR, SnGb, West Fork San Gabriel River, 3.6 km E of Cogswell Dam, just S of Devil's Canyon Dam Truck Trail. 620 Comment
  RSA609263  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA0065718  Dudleya lanceolata Justin M. Wood 2011-7-7 4347 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA611254  Dudleya lanceolata L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  RSA715755  Dudleya lanceolata Scott D. White, Pam DeVries 2006-5-10 11418 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG70387  Dudleya lanceolata R. Hoffmann 1931-5-8 Los Angeles 2-3 mi E of Elizabeth Lake Comment
  CAS-BOT-BC428401  Dudleya lanceolata Geo. B. Grant May 25 s.n. Los Angeles Terminal Id. Comment
  RSA422246  Dudleya lanceolata F. R. Fosberg 1931-8-30 812 Los Angeles El Segundo 15 Comment
  RSA632119  Dudleya lanceolata L. C. Wheeler 1932-7-9 950 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
  CAS-BOT-BC109629  Dudleya multicaulis Louis C. Wheeler 1934-4-27 2572 Los Angeles Marshall Creek, San Gabriel Mountains. 487 Comment
  UC557628  Dudleya virens Nell Murbarger 1936-3 95 Los Angeles e side San Clemente Island (ocean cliffs) Comment
  RSA0114717  Dysphania botrys R. G. Swinney 2011-10-25 15886 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  SBBG65466  Dysphania multifida M. N. Ackley -Sep-1928 420 Los Angeles Eagle Rock 182 Comment
  UCD60789  Echinochloa colona Louis C. Wheeler 1970-10-15 s. n. Los Angeles Los Angeles: Huntington Drive and Collins Avenue. Comment
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Oct 17 2014
  RSA353644  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles Between Dominquez Junction and Cota. Comment
  SD66846  Ehrharta calycina R. Mitchel Beuachamp 1967-3-19 332 Los Angeles San Clemente Island, west of Sherman Airfield Comment
  RSA715120  Ehrharta erecta Daisie Huang 2006-4-27 s.n. Los Angeles Side yard at 160 May Ave., Monrovia, CA. 190 Comment
  UCR219449  Ehrharta erecta R. G. Swinney 2009-3-28 10188 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  SEINET10558272  Ehrharta erecta Louis C. Wheeler 1967-2-7 Wheeler 9165 Los Angeles West Los Angeles. UCLA campus. Growing up through ground cover of Hedera helix in full sun; clay. Comment
  SBBG31400  Eleocharis macrostachya R. F. Thorne 1966-4-7 35979 Los Angeles one of upper small ponds near Arrow Pt 60 Comment
  RSA651587  Eleocharis montevidensis Marion P. Harthill 1974-5-23 1512 Los Angeles Crystal Lake Road. Highway. 39. 1494 Comment
  RSA365470  Eleocharis parvula L. C. Wheeler 1933-10-22 2192 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  CAS-BOT-BC451521  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  LA14805  Elymus condensatus W. S. L.; 1907-4-23 528 Los Angeles Garvanza Comment
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Jan 11 2015
  CAS-BOT-BC227499  Elymus elymoides A. D. E. Elmer 1902-6-1 4172 Los Angeles Acton Comment
  POM359920  Elymus elymoides J. G. Smith 1935-4-19 s.n. Los Angeles 1 mile west of Palmdale, Mojave Desert. Comment
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Oct 21 2015
  RSA772299  Elymus elymoides R. G. Swinney 2009-4-28 10536 Los Angeles summit of Mt. Emma 1585 Comment
  RSA339491  Elymus elymoides subsp. elymoides Wayne E. Sawyer 1980-7-3 7 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  RSA757075  Elymus glaucus R. G. Swinney 2008-9-13 9455 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UCD61920  Elymus glaucus Peter H. Raven 1959-5-3 14067 Los Angeles Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  RSA774830  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2010-6-8 5286 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  RSA365349  Elymus glaucus subsp. jepsonii Robin S. Rollins 1973-5-15 331 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  UCR182688  Elymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  PASA2102  Emmenanthe penduliflora J. E. Giguette May, '26 Los Angeles Big Tujunga Comment
  RSA733358  Emmenanthe penduliflora A. C. Sanders 2003-4-28 26137 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
  RSA0104648  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA547456  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1992-7-24 6747 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  POM155803  Encelia californica M. B. Dunkle 1928-4-21 1877 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  SBBG12895  Encelia californica E. R. Blakley 1962-10-4 5409 Los Angeles SE side of the Isthmus Cove, near beach 1 Comment
  RSA0055992  Encelia farinosa Richard G. Swinney 2010-3-16 11927 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
  UC1870220  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 723 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On ridge east of the Brand canyon Cemetery west of the land fill. The lower part of Brand 307 Comment
  SEINET10618310  Encelia farinosa David B. Dunn, Harold L. Lint 1948-1-24 Dunn 3611 Los Angeles Found in a low part where the rain had collected. Comment
  LA6829  Ephedra nevadensis Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  SEINET5869079 Image available Ephedra nevadensis C. E. Jones, Y. Atallah 2001-1 CEJ 18 Los Angeles Rock Springs Rd ca 0.1 mi above/SW of intersec with Big Pines Hwy, NW side of rd on banks of Rock Springs creek. Northeastern foothills of San Gabriel Mountains. Comment
  OBI6200  Ephedra viridis Shirley Vaughan 1974-5-11 5 Los Angeles At 10th St. E and Kettering St, Lancaster, Ca 718 Comment
  UCR129929  Ephedra viridis Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1134 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  RSA164845  Epilobium brachycarpum Wesley O. Griesel 1963-8-9 876 Los Angeles Big Pines, San Gabriel Mts 2073 Comment
  LA82405  Epilobium canum O. H. Kappler; 1940-7-21 72 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC166205  Epilobium canum subsp. canum LeRoy Abrams 1904-9-2 4179 Los Angeles Elysian Park, Los Angeles Comment
  RSA588403  Epilobium canum subsp. canum T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon Rd. San Gabriel Mts. 915 Comment
  RSA754225  Epilobium canum subsp. canum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1771 Los Angeles San Gabriel River Watershed; along road. 405 Comment
  UC107737  Epilobium canum subsp. canum J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  CAS-BOT-BC166829  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-29 1586 Los Angeles San Antonio [Canon] Canyon 2286 Comment
  RSA587029  Epilobium canum subsp. latifolium Orlando Mistretta 1994-6-15 1355 Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  RSA594632  Epilobium canum subsp. latifolium Steve Boyd, Lauren Raz 1996-10-29 9123 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA799901  Epilobium canum subsp. latifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 1 Los Angeles Glendora Ridge Road. 1313 Comment
  SEINET9305434  Epilobium canum var. latifolium Unknown 2008-7-16 9247 Los Angeles Will Thrall Peak Comment
  RSA72170  Epilobium ciliatum subsp. ciliatum F. W. Peirson 765 Los Angeles Long Beach. Comment
  UCR208046  Equisetum hyemale L. C. Wheeler 1933-10-7 2168 Los Angeles Transverse Ranges; San Gabriel Mountains, Liveoak Canyon 762 Comment
  RSA650200  Equisetum hyemale var. affine Bob McKeand 1949-2-20 s.n. Los Angeles San Dimas Canyon. Comment
  CAS-BOT-BC57309  Equisetum laevigatum Louis C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  UCR189892  Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground 2049 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  CAS-BOT-BC57756  Equisetum telmateia Geo. B. Grant 1904-4-1 406 Los Angeles Pasadena. Comment
  RSA596102  Equisetum telmateia var. braunii Mark Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island. Middle Canyon in stream bed just below reservoir. 169 Comment
  RSA684718  Equisetum telmateia var. braunii M. B. Dunkle 1931-4-22 2458 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA0091824  Eremocarpus setiger Bonnie C. Templeton 1967-7-23 10172 Los Angeles Whitney Canyon. Comment
  UC450962  Eremocarpus setiger F. A. MacF. June 1931 2959 Los Angeles Tuna Canyon Verdugo Hills Comment
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  RSA772418  Eriastrum R. G. Swinney 2009-5-12 10733 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  UCR270456  Eriastrum densifolium R. G. Swinney 2011-6-30 15416 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC514259  Eriastrum densifolium subsp. austromontanum A. D. E. Elmer 1902-6-1 3692 Los Angeles Acton: Mt. Gleason Comment
  RSA0107974  Eriastrum densifolium subsp. austromontanum R. E. Riefner 1996-6-7 96 -111 Los Angeles Santa Clarita, Hwy. 14 along Placer Creek. Comment
  RSA0106901  Eriastrum densifolium subsp. elongatum P. A. Munz 1928-6-19 11070 Los Angeles Mint Canyon. 470 Comment
  RSA158307  Eriastrum filifolium P. H. Raven 1962-5-10 17723 Los Angeles head of canyon north of Guds, north branch, San Clemente, San Clemente Island. 518 Comment
  RSA0103453  Eriastrum rosamondense Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  UCR222803  Eriastrum sapphirinum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  RSA0121252  Eriastrum sapphirinum subsp. dasyanthum R. F. Thorne, C. W. Tilforth 1971-6-17 39902 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  RSA0121815  Eriastrum sapphirinum subsp. dasyanthum B. R. Norman 1943-7-15 s.n. Los Angeles Hollywood Hills. Comment
  UCR197724  Ericameria cooperi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 74 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA549816  Ericameria cuneata var. cuneata Wandalee Thompson 1965-10-31 103 Los Angeles Mt. Williamson Tunnel, Mt. Williamson, Angeles Crest Highway, Angeles National Forest, San Gabriel Mountains. 2073 Comment
  UC472167  Ericameria ericoides Susan Hutchinson 1929-10-22 3804 Los Angeles Manhattan Beach Manhatten Beach Comment
  RSA584129  Ericameria linearifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2964 a Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  SD90388  Ericameria linearifolia Robert F. Thorne, C. W. Tilforth 1973-4-20 42987 Los Angeles San Gabriel Mountains; 1 mile north of Bob's Gap, 3.2 miles south of Llano. 1145 Comment
  UC1118733  Ericameria linearifolia N. French 1934-5-11 346 Los Angeles 1 mi ne of Ravenna; Tujunga Quadrangle Comment
  UC1118758  Ericameria linearifolia H. A. Jensen 1933-5-18 305 Los Angeles Acton Tujunga Quadrangle Comment
  UCR102529  Ericameria linearifolia George K. Helmkamp 1997-3-6 1350 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  RSA733556  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  CAS-BOT-BC299021  Ericameria nauseosa var. hololeuca Ralph Hoffman 1929-10-27 s.n. Los Angeles Near Acton, Mint Canyon Comment
  SBBG140  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  SBBG62892  Ericameria palmeri var. pachylepis R. Hoffmann 1931-10-23 Los Angeles S end of Ridge Route (US Hwy 99) Comment
  POM359443  Ericameria parishii Anstruther Davidson s.n. Los Angeles Crescenta. Comment
  UC1118793  Ericameria parishii var. parishii W. T. Murphy 1934-2-14 Los Angeles Mt. Lukens Angeles National Forest, Pasadena Quad., Mt. Lukens 1524 Comment
  RSA90889  Ericameria parishii var. parishii Raymond J. Dobbs 1924-8-25 5401 Los Angeles Slope above Switzers Camp, north of Pasadena, San Gabriel Mts. 1067 Comment
  CAS-BOT-BC293119  Ericameria pinifolia C. F. B. 1903-10-1 4076 Los Angeles Claremont Comment
  CAS-BOT-BC293138  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles Near Azusa Comment
  CAS-BOT-BC293157  Ericameria pinifolia Cecil Hart 1926-3-9 s.n. Los Angeles Between Whitewater & Indio Comment
  OBI5700  Ericameria pinifolia Carl B. Wolf 1931-5-13 1996 Los Angeles Pacoima wash, near bridge on the road from Tujunga to San Fernando 366 Comment
  RSA59887  Ericameria pinifolia Verne Grant, Alva Grant 1950-11-5 9018 Los Angeles In dry wash at base of hills in coastal sage scrub, north of Claremont. Comment
  SBBG62775  Ericameria teretifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UCR189716  Erigeron breweri R. G. Swinney 1998-7-27 6492 A Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR193608  Erigeron breweri R. G. Swinney 1999-6-28 7454 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR209494  Erigeron breweri R. G. Swinney 2008-6-17 9044 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  UCR143541  Erigeron foliosus var. covillei C. F. Baker 1903-8-2 3451 Los Angeles Transverse Ranges; San Gabriel Mtns., San Antonio Canyon near Claremont Comment
  RSA550396  Erigeron foliosus var. foliosus Timothy S. Ross 1992-7-10 6681 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  POM304738  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 142 Los Angeles Soldiers Creek. Comment
  POM4755  Erigeron philadelphicus Fred Cox 1916-4-25 s.n. Los Angeles Pomona. Comment
  LA81946  Eriodictyon crassifolium O. H. Kappler; 1941-5-9 251 Los Angeles Santa Monica Mountains, Cold Creek 182 Comment
  CAS-BOT-BC189154  Eriodictyon crassifolium var. nigrescens Timothy S. Ross 1995-4-7 8352 Los Angeles Old Ridge Route, 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon 630 Comment
  CAS-BOT-BC188945  Eriodictyon parryi G. I. Stage 1963-7-7 63 -40 Los Angeles Tanbark Flat, San Gabriel Mountains Comment
  SD69701  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles Santa Catalina Island; hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  UC880710  Eriodictyon traskiae L. W. Nuttall 638 Los Angeles Santa Catalina Island Comment
  RSA455077  Eriodictyon trichocalyx Bonnie C. Templeton 1930-6-11 1098 Los Angeles Franks [Franklin] Canyon, near Mulholland Drive Comment
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Jan 12 2008
  RSA649604  Eriodictyon trichocalyx Lori Ackerman, Gerald Braden 1988-4-22 1 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SD41981  Eriodictyon trichocalyx D. F. Howe 1947-5-5 1530 Los Angeles San Gabriel Mountains (North face): Pallett Creek. Comment
  RSA455058  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  SBBG121835  Eriogonum angulosum A. Parikh, N. Gale 2005-6-18 787 Los Angeles Portal Ridge, 0.5 km NW of intersection of N2 and Johnson Rd, 0.3 km N of Johnson Rd 1070 Comment
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Feb 8 2012
  SBBG158  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  UCR102412  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region, High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed 1744 Comment
  CAS-BOT-BC241897  Eriogonum cinereum Noel H. Holmgren; James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  RSA0012414  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  UCR149890  Eriogonum davidsonii R. G. Swinney 1999-6-18 7323 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA191369  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1967-7-19 37147 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  CAS-BOT-BC256225  Eriogonum deflexum var. baratum Gordon H. True 1935-5-17 310 Los Angeles Hills south of Littlerock Comment
  UC6279  Eriogonum elongatum var. elongatum W. H. Brewer 1861-1-12 129 Los Angeles San Gabriel Comment
  UCD99959  Eriogonum elongatum var. elongatum J. N. Hogue; J. Dilley 1999-8-11 148 .2 Los Angeles Verdugo Mountains, La Tuna Canyon, along tributary on south side of canyon. 550 Comment
  POM223981  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles north of Castaic. 549 Comment
  RSA654409  Eriogonum fasciculatum Matt Brooks 1988-4-15 6 Los Angeles Whittier, Turnbull Canyon Rd. 1.5 miles east of its intersection with Beverly Blvd. Comment
  RSA0081127  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-6-1 13117 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
  POM306265  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1413 Los Angeles North Craig Ave., Altadena. Comment
  RSA0106499  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-10-18 15835 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UC586908  Eriogonum fasciculatum var. polifolium Joseph Andorfer Ewan 1934-8-3 8431 Los Angeles Table Mt. Trail to Swartout Valley floor 2194 Comment
  UC849438  Eriogonum giganteum Carl B. Wolf 1932-10-4 4226 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 30 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
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  UCR127657  Eriogonum gracile var. gracile A. C. Sanders 2003-8-4 27104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon in low hills north of Potrero Canyon 305 Comment
  POM2260  Eriogonum gracillimum W. R. Dudley, F. H. Lamb 1896-6-8 4326 Los Angeles Lancaster. Comment
  UC483200  Eriogonum grande var. grande L. R. Abrams and I. L. Wiggins 1931-7-6 356 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  CAS-BOT-BC261177  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  RSA578519  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-6-22 8000 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1140 Comment
  UC519651  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  UCR164525  Eriogonum mohavense T. B. Salvato, Sandra Murcia 2005-11-8 1282 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  RSA0082570  Eriogonum mohavense Ralph Hoffmann 1929-5-20 979 Los Angeles Redman. Western Mojave Desert. Comment
  RSA755454  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-10-7 9472 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  RSA733278  Eriogonum nudum var. pauciflorum R. G. Swinney 2001-6-16 7967 Los Angeles San Gabriel Mtns.: Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  CAS-BOT-BC269773  Eriogonum nudum var. pauciflorum James L. Reveal; Barbara J. Ertter 1976-6-28 4557 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.1 mile northwest of Mill Creek Summit 1615 Comment
  RSA729861  Eriogonum pusillum R. G. Swinney 1999-6-5 7252 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR194574  Eriogonum pusillum R. G. Swinney 1999-4-5 7035 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
  RSA617229  Eriogonum saxatile LeRoy Gross 1998-8-22 48 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  POM2307  Eriogonum thurberi Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC268214  Eriogonum umbellatum var. munzii Timothy S. Ross; Steve Boyd 1994-6-23 8053 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  UCR209273  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  POM122957  Eriogonum wrightii var. subscaposum Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley. Comment
  RSA654182  Eriophyllum confertiflorum Marilyn Porter 1991-5-19 30 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA683183  Eriophyllum confertiflorum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1104 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SBBG131943  Eriophyllum confertiflorum S. A. Junak 2000-5-19 SCa 1316 Los Angeles N-facing slope overlooking Button Shell Beach, N side of ridge between Button Shell Camp and White's Landing, just W of powerline route 164 Comment
  UCR206409  Eriophyllum confertiflorum A. C. Sanders, T. B. Salvato 2009-5-19 36827 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR258557  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  SEINET9118639  Eriophyllum confertiflorum R. Tinkler 1969-1 S.N. Los Angeles Angeles Crest Hwy. Comment
  LA94439  Eriophyllum confertiflorum var. confertiflorum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0091349  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 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
  UC1871028  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  POM358087  Eriophyllum nevinii M. B. Dunkle 1939-4-6 7284 Los Angeles Mosquito Harbor, San Clemente Island Comment
  UCR204201  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands, San Clemente Island 30 Comment
  RSA630311  Eriophyllum wallacei L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA0036303  Erodium cicutarium LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6973 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
  RSA674239  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA391789  Erodium cicutarium House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island Comment
  RSA624051  Erodium cicutarium Louis C. Wheeler 1967-5-23 9706 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA658596  Erodium macrophyllum D. E. Bramlet 2001-4-25 3116 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 945m east of the old ridge route and 244m west of the existing Arco pipeline. 526 Comment
  CAS-BOT-BC40701  Erysimum capitatum A. D. E. Elmer 1902-6-1 3699 Los Angeles Mount Gleason. Acton. Comment
  RSA530285  Erysimum capitatum var. capitatum Fay A. MacFadden 1931-3-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA530308  Erysimum capitatum var. capitatum N. C. Cooper 1945-5-1 2128 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  UCR4109  Erysimum capitatum var. capitatum Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  UCR73  Erysimum capitatum var. capitatum B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  UCSB33652  Erysimum capitatum var. capitatum Miller, Brian 1960-7-20 Los Angeles Charlton Flats, San Gabriel Mountains 1981 Comment
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Oct 29 2014
  RSA167097  Erysimum capitatum var. capitatum W. G. Webb 1935-1-6 s.n. Los Angeles Arroyo Seco Canyon, near La Canada Comment
  RSA649643  Erysimum capitatum var. capitatum Michael Horn 1991-5-3 19 Los Angeles San Gabriel Mountains, Topo.: Mescal Creek, Calif., T4N R8W 15SWSWSW. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  LA32232  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA0120562  Eschscholzia californica R. G. Swinney 2014-5-8 16449 Los Angeles San Gabriel Mountains; near Lang, 50-100 meters s.w. of Soledad Cyn. Hwy. at a curve, Santa Clara Wash and Bee Cyn. confl. 537 Comment
  RSA162786  Eschscholzia californica John Olmsted 1958-3-7 24 Los Angeles Oak woodland with gradual Southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  SBBG80485  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles Wilson Cove Comment
  CAS-BOT-BC403164  Eschscholzia californica Ezra C. Knopf No date on label 72 tris sheet Los Angeles Santa Catalina Island Comment
  RSA0038398  Eschscholzia californica Harold L. Pirie 1963-4-27 s.n. Los Angeles Santa Monica Mts., near Wells Drive and Calvin Street, Woodland Hills. 274 Comment
  SEINET10904733  Eschscholzia californica David B. Dunn 1947-4-16 Dunn 2940 Los Angeles 1 mi w of palmdale. Comment
  UCSB2177  Eschscholzia californica Wedberg, Lee 1954-5-23 Los Angeles Santa Monica 30 Comment
  UCSB7044  Eschscholzia californica Gill, Robert 1959-2-27 Los Angeles Along road close to Throne Ranch, lower San Dimas Canyon, San Gabriel Mountain Range 365 Comment
  POM50340  Eschscholzia californica var. crocea L. R. Abrams 1901-04 1357 Los Angeles San Fernando Mts. 762 Comment
  UCR263063  Eschscholzia minutiflora Mitch Provance 2008-4-14 10138 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
  RSA171449  Eschscholzia ramosa Mark Parratt 1963-4-26 548 Los Angeles Isthmus area, Santa Catalina Island. Comment
  RSA570041  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4898 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA703206  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2005-2-15 1396 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  RSA708693  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  LA209964  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling; May 1925 s.n. Los Angeles Arroyo Seco Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  UCR258828  Eulobus californicus R. G. Swinney 2010-4-23 12344 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA600259  Euphorbia dendroides L. C. Wheeler 1947-6-1 6512 Los Angeles Altadena. New York Ave. on east side of Eaton Wash. Comment
  UCR151010  Euphorbia peplus Scott D. White 1997-5-7 5063 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
  POM305606  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1937-9-6 911 Los Angeles Altadena. Comment
  SFV2103  Euphorbia peplus M. Wisotsky 1958-5-28 s. n. Los Angeles San Fernando Valley 12904 Osborne Ave, northeast corner of house. Comment
  OBI70742  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mts: Burbank; Glen Oaks and Lamer St Comment
  SDSU3703  Euphorbia polycarpa H. Wedberg 1966-4-3 1195 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. Comment
  UCR101746  Euphorbia serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles City of Los Angeles, Crenshaw High School, 49th Street and 9th Avenue. 37 Comment
  UCR209309  Euphorbia serpillifolia A. C. Sanders 2009-11-6 37229 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR101929  Euryops pectinatus Scott D. White 1997-12-31 6039 Los Angeles Malibu Coast: Mouth of Trancas Canyon, north of Pacific Coast Hwy. 8 Comment
  JEPS30670  Euthamia occidentalis Peter H. Raven and Henry J. Thompson 1959-9-6 14382 Los Angeles mouth of Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  CATA3533  Extriplex californica Peter J. Dixon 2017-9-13 100 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  RSA608755  Feijoa sellowiana Louis C. Wheeler 1963-10-10 8404 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  SBBG117114  Festuca bromoides S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1520 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  SEINET4554229 Image available Festuca microstachys R. G. Swinney 2005-5-21 8250 Los Angeles San Gabriel Mountains: west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR220348  Festuca myuros R. G. Swinney 2009-4-13 10318 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR129373  Festuca myuros var. hirsuta Orlando Mistretta 1994-6-15 1357 Los Angeles San Gabriel Mtns, Santiago Canyon. Side drainage entering Santiago Canyon from the west, c. 3 mi south of confluence of Santiago Creek and Little Rock Creek 1585 Comment
  CATA859  Festuca perennis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1668 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA14251  Festuca perennis Don P. Mullally; 1950-7-21 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 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
  RSA0088632  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St. growing on S channel bank. 7 Comment
  RSA158208  Filago arizonica Peter H. Raven 1962-5-9 17671 Los Angeles San Clemente Island. Near head of canyon at south end of Mosquito Cove. 320 Comment
  POM246427  Filago californica F. R. Fosberg 1931-3-22 665 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 75 Comment
  RSA495083  Filago depressa A. C. Sanders 1988-5-18 7820 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  UCR189250  Filago depressa R. G. Swinney 1998-5-16 6080 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA659538  Foeniculum vulgare Monica Acosta 1998-5-14 3 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  CAS-BOT-BC384133  Forestiera pubescens A. C. Sanders; E. J. Lott 1993-5-6 13968 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F 701 Comment
  UC1123329  Forestiera pubescens G. T. Nordstrom 1935-5-11 582 Los Angeles 2 mi nw Mouth of Liebre Gulch; Santa Barbara National Forest, Tejon Quad. 792 Comment
  UCR222996  Forestiera pubescens R. G. Swinney 2009-5-6 10656 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
  UCR223119  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  POM247926  Fraxinus velutina Joseph A. Ewan 1937-8-15 10968 Los Angeles West fork of San Gabriel River. 518 Comment
  POM3583  Fraxinus velutina W. R. Dudley, F. H. Lamb 1896-6-9 4376 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA760561  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA0048379  Fremontia californica E. Gooley 1968-5-20 s.n. Los Angeles n3, Aliso Canyon Road, San Gabriel Mountains. 1066 Comment
  POM184718  Fremontodendron californicum Joseph A. Ewan 1932-3-29 7211 Los Angeles Arrastre Canyon. 1220 Comment
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Dec 17 2014
  SEINET5510193 Image available Fremontodendron californicum Victor Duran 1933-1 3510 a Los Angeles Sulphur Springs; San Gabriel Mountains 1600 Comment
  RSA426874  Fremontodendron californicum subsp. californicum M. B. Dunkle 1933-6-17 3632 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  CAS-BOT-BC130255  Fritillaria biflora Le Roy Abrams 1901-4-3 1312 Los Angeles Santa Monica Mts. 243 Comment
  RSA68729  Fritillaria biflora Frank W. Peirson 1676 Los Angeles Wash of Arroyo Seco, Pasadena Comment
  RSA68723  Fritillaria pinetorum Frank W. Peirson 1921-6-18 2454 Los Angeles North slope of Mt. Williamson, San Gabriel Mountains 2317 Comment
  UCR89474  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill 250 Comment
  POM367624  Galium H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  LA208349  Galium angustifolium J. Ewan; F. R. Fosberg 1931-8-11 5040 Los Angeles San Gabriel Mountains, Islip Trail, Upper Pine Flats 1828 Comment
  RSA0036978  Galium angustifolium R. G. Swinney 2010-5-29 13397 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  SEINET4044578  Galium angustifolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  UCR203184  Galium angustifolium R. G. Swinney 2005-5-21 8262 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR258743  Galium angustifolium R. G. Swinney 2010-5-19 12812 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR50723  Galium angustifolium L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  JEPS114011  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-22 7998 Los Angeles Warm Springs Mountain; ca 450 m NW of summit. Comment
  SBBG79348  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles hill N of Avalon 30 Comment
  UC1584246  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  RSA229734  Galium angustifolium subsp. angustifolium Robert F. Thorne 1971-6-26 40591 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  POM367737  Galium aparine M. B. Dunkle 1939-4-6 7311 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  POM50546  Galium aparine L. R. Abrams 1901-4-5 1347 Los Angeles San Fernando Mts. Comment
  SBBG128345  Galium catalinense M. L. Hoefs 1991-4-18 1146 Los Angeles near rd between Cherry Valley and Fourth of July Cove 79 Comment
  POM367797  Galium catalinense subsp. catalinense Anstruther Davidson 1891-6-20 s.n. Los Angeles Catalina Island Comment
  SBBG17885  Galium catalinense subsp. catalinense P. H. Raven 1962-5-7 17583 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  RSA678825  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. 716 Comment
  SBBG119260  Galium grande V. Soza with L. Gross, W. Law 2000-7-5 1050 Los Angeles above San Gabriel Cyn, W of Morris Reservoir, adjacent to E-facing firebreak W of Silver Fish Rd (FS Rd 2N28), ca. 3.2 mi W of San Gabriel Cyn Rd (Hwy 39) along Silver Fish Rd; T1N R10W N/2, SE/4 S11 792 Comment
  RSA733393  Galium hallii R. G. Swinney 2001-6-16 7968 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  CAS-BOT-BC223133  Galium johnstonii Alice Eastwood 1919-6-20 9019 Los Angeles Mt. Wilson Comment
  RSA0013556  Galium johnstonii Orlando Mistretta, Christine Mistretta 2011-6-30 5784 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  RSA585935  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2638 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
  UCR281357  Galium porrigens R. G. Swinney 2014-5-21 16634 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  CAS-BOT-BC499145  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, N side of Warm Springs Rd 6N32, W of Lake Hughes Rd. 640 Comment
  RSA654219  Galium porrigens var. porrigens Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 949 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 640 Comment
  RSA0005776  Galium siccatum var. anotinum F. W. Peirson 1918-8-7 215 Los Angeles Mt. San Antonio ('Baldy'), San Gabriel Mts. 2134 Comment
  UC1552012  Galvezia speciosa Lyman Benson 1952-5-2 15110 Los Angeles n-face Swain Canyon (Whites Landing); Santa Catalina Island 182 Comment
  UCR147279  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  CATA1488  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak 1996-5-1 2692 Los Angeles Santa Catalina Island: By Haypress Reservoir, at campground 384 Comment
  CAS-BOT-BC186349  Garrya flavescens Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA97227  Garrya flavescens var. pallida F. W. Peirson 1920-6-10 822 Los Angeles Trail from San Gabriel Peak to Mt. Wilson, San Gabriel Mts. 1677 Comment
  RSA391434  Garrya veatchii F. H. Elmore 1936-1-12 s.n. Los Angeles Switzer's Camp Comment
  RSA754116  Garrya veatchii Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1819 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 406 Comment
  UCR215970  Gaura coccinea Kieu-Chinh Tran, Ben Tran 2008-4-7 006 Los Angeles San Gabriel Valley, Pomona, beside 60 Fwy, SE of 60/71 intersection, near Towne Ave., across from shopping center 244 Comment
  RSA763105  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  SEINET13276744 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 14981 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three "dry lakes" (Chilao Flat 7.5' Q.) 1207 Comment
  SEINET7042265  Gayophytum humile A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA733563  Gayophytum oligospermum R. G. Swinney 1998-8-13 6748 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
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Jul 21 2010
  LA200520  Geranium carolinianum Unknown; sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  SBBG38244  Geranium carolinianum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 550 Los Angeles W of rd to Toyon Bay, 1.4 rd mi from intersection with Airport Rd, in small gully along interpretive trail to ironwood grove 164 Comment
  UCR191703  Gilia A. C. Sanders 2008-4-11 34856 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  PASA804  Gilia Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  RSA0073359  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UCD117621  Gilia achilleifolia Geoffrey Levin 1974-5-31 196 Los Angeles Blanchard Park wash, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  SEINET4031682  Gilia achilleifolia O. M. Clark 1929-1 1915 Los Angeles West Lancaster, southern California. Comment
  UCR256588  Gilia achilleifolia subsp. achilleifolia Anuja Parikh, Nathan Gale 2011-6-4 3414 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 5.5 km west of State Hwy 14, 2.0 km SW of California Aqueduct 1123 Comment
  RSA515220  Gilia aliquanta subsp. aliquanta Steve Boyd, Orlando Mistretta 1986-3-31 1535 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  LA99304  Gilia angelensis Peter H. Raven; 1960-5-21 15397 Los Angeles Santa Monica Mountains, near Cornell Corners 243 Comment
  POM3441  Gilia angelensis C. F. Baker 1904-4-22 4184 Los Angeles Monrovia. Comment
  RSA155878  Gilia angelensis P. H. Raven 1962-5-1 17521 Los Angeles Just south of Agoura 259 Comment
  RSA705330  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14416 Los Angeles Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point. Comment
  RSA670430  Gilia capitata I. W. Clokey, B. C. Templeton 1929-03 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA725925  Gilia capitata A. C. Sanders 2003-5-1 26243 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UC2062977  Gilia capitata Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-16 15 Los Angeles Transverse Ranges, Liebre Mountains Region, downhill from the saddle between Sawmill Mountain and Liebre Mountain, Road 7N23 turn from Road 7N08. Comment
  UCR124759  Gilia capitata B. C. Templeton 1930-5-19 1461 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA470232  Gilia capitata subsp. abrotanifolia Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA84899  Gilia capitata subsp. abrotanifolia R. C. Foster 1937-6-2 325 Los Angeles Evey Canyon, Foothills of the San Gabriel Mountains, northeast of Claremont. Comment
  SFV21758  Gilia capitata subsp. abrotanifolia V. Soza, L. Gross, A. Munoz 2000-5-12 895 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  UC1922232  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 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' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  UC303700  Gilia capitata subsp. abrotanifolia D. L. Crawford Jun 1913-June 1915 Los Angeles mts. above Claremont; mts. above Claremont 1981 Comment
  UCR89426  Gilia latiflora David Charlton 1991-5-27 5307 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  UCD40981  Gilia latiflora subsp. davyi Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1605 Los Angeles About 1 road mile east of entrance to Poppy Reserve. Comment
  RSA469413  Gilia latiflora subsp. davyi Christopher Davidson 1975-5-25 2558 Los Angeles 3.8 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.7 mi past Sandberg Pk. Angeles Nat. For. 1692 Comment
  UCSB73231  Gilia latiflora subsp. davyi Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mountains region: west terminus of Holcomb Ridge, west of Big Rock Creek; north of Fort Tejon Road, west of Valyermo Road Comment
  RSA567174B  Gilia malior T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3912 -A Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  SBBG126022  Gilia modocensis A. Parikh, N. Gale 2010-5-12 3159 Los Angeles 3.9 km S of Hwy 138, 0.2 km W of 120th St W 783 Comment
  RSA0017175  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-15 s.n. Los Angeles Mount Wilson: summit. 1829 Comment
  UCR114209  Gilia splendens A. C. Sanders, D. Malueg 1998-6-24 22081 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR205909  Gilia splendens R. G. Swinney 2008-5-5 8779 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  POM358786  Gnaphalium californicum Fay A. MacFadden 1931-4-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  NY232202  Godetia dudleyana L. Abrams 1903-7-1 2625 Los Angeles Wilson's Trail, near Santa Anita Canyon. 762.0 Comment
  POM188387  Goodmania luteola P. A. Munz, T. Craig 1933-5-13 12932 Los Angeles 10 miles south of Muroc. Comment
  RSA586446  Grayia spinosa Orlando Mistretta 1995-2-28 1517 Los Angeles Carr Canyon 1012 Comment
  RSA710837  Grayia spinosa LeRoy Gross 2005-5-3 2205 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  LA51489  Guillenia lasiophylla O. H. Kappler; 1944-4-2 576 Los Angeles Santa Monica Mountains, Monte Nido, Cold Creek; road from Cold Creek to Las Flores Canyon 365 Comment
  UC1536929  Guillenia lasiophylla Gordon H. True Jr. 1935-3-5 44 Los Angeles 4 mi s Palmdale; Head of Mint Canyon 914 Comment
  UC56769  Guillenia lasiophylla W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  CATA1987  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 355 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  CAS-BOT-BC307298  Hazardia squarrosa var. grindelioides Peter H. Raven 1957-9-21 11325 Los Angeles NW end of U.C.L.A campus, Los Angeles Comment
  LA200224  Hazardia squarrosa var. grindelioides A. M. Johnson; 1927-11-11 2675 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  CAS-BOT-BC305417  Helianthus annuus Ernest C. Twisselmann 1955-9-15 2375 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  JEPS34874  Helianthus annuus Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  OBI62817  Helianthus annuus Peter Gray 1971-2-20 15 Los Angeles 1/8 mi W of Rinaldi and Zelzah intersectin in Granada Hills Comment
  RSA92422  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles San Gabriel Mts: on Lukens Peak trail. 1220 Comment
  UCR155674  Helianthus gracilentus A. C. Sanders, T. B. Salvato 2005-4-26 29706 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR209123  Heliotropium curassavicum R. G. Swinney 2008-6-24 9087 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  POM156364  Heliotropium curassavicum var. oculatum L. R. Abrams 1902-6-11 2513 Los Angeles Playa del Rey. Comment
  UCR231078  Hemizonia australis Dan S. Cooper 2011-9-5 s.n. Los Angeles South Coast, oil field at corner of Rosecrans and South Main St., Rosewood district, South Los Angeles 35 Comment
  UCR124383  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-1 4600 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  POM4988  Hemizonia kelloggii Arthur M. Cleghorn 1902-6-12 6 Los Angeles Claremont. 366 Comment
  RSA0008441  Hemizonia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  RSA95065  Hemizonia pungens F. W. Peirson 1919-8-30 1351 Los Angeles Desert between Mojave and Lancaster. Comment
  RSA248879  Hesperevax sparsiflora var. sparsiflora R. F. Thorne 1973-4-12 42975 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  SBBG97023  Hesperocnide tenella S. Boyd with T. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Bryce Cyn near Malo Pt Comment
  UC1929540  Hesperocyparis stephensonii Scott D. White, Justin Wood 2008-5-6 11939 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). Firestone Boy Scout Reservation. Comment
  CAS-BOT-BC143703  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-6 385 Los Angeles Vicinity of Mosquito Harbor Comment
  OBI35685  Heteromeles arbutifolia Rebecca Cicoria 1982-5-8 76 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling HIlls Comment
  RSA449826  Heteromeles arbutifolia Fordyce Griffiths Jr. 1910-06 2087 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  SD141295  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6845 Los Angeles San Clemete Island, Wall Rock Canyon, 2 miles SE of Eel Point 120 Comment
  POM7969  Heterotheca fastigiata R. B. Cowles 1921-4-22 4482 Los Angeles Claremont. Comment
  LA105050  Heterotheca grandiflora Barry A. Prigge; 1988-7-3 8218 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR275282  Heterotheca grandiflora Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  RSA0075827  Heterotheca grandiflora Orlando Mistretta 1992-4-4 136 Los Angeles San Clemente Island. Comment
  UC68926  Heterotheca sessiliflora subsp. echioides H. M. Hall 1905-7-1 6713 Los Angeles Antelope Valley Fairmount; Mohave Desert 853 Comment
  CAS-BOT-BC310849  Heterotheca sessiliflora subsp. fastigiata F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA0062985  Heuchera elegans Fordyce Grinnell Jr. 1911-08 s.n. Los Angeles Mt. Wilson, San Gabriel Mountains. 1795 Comment
  CAS-BOT-BC55359  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-9-6 14376 Los Angeles Santa Monica Mountains. Near mouth of Malibu Creek. 12 Comment
  CAS-BOT-BC207503  Hoffmannseggia glauca A. C. Sanders; T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley: Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 115 Comment
  UCR242034  Hoita macrostachya Dan S. Cooper 2012-7-18 712- 43 Los Angeles Western Transverse Range; Santa Monica Mountains, Carbon Canyon, Malibu, north end of passable part of Carbon Canyon Road 99 Comment
  RSA535881  Hoita macrostachya T. S. Ross 1991-9-1 5897 Los Angeles Near Mulholland Hwy x Yerba Buena Road. 396 Comment
  UCR101209  Holocarpha heermannii Steve Boyd, L. Raz 1997-6-18 9984 Los Angeles San Gabriel Mtns., N base of Portal Ridge along the Broad Cyn Motorway, east of the mouth of Broad Cyn, edge of the Antelope Valley. 951 Comment
  CAS-BOT-BC149953  Holodiscus discolor var. discolor P. A. Munz 1918-5-4 2218 Los Angeles Laguna [Canon] Canyon Comment
  UCR265466  Hordeum depressum Jordan Zylstra 2015-4-10 15002 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1016 Comment
  RSA598347  Hordeum intercedens L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus). 3 Comment
  SD135418  Hordeum intercedens F. R. Fosberg 1931-4-22 S 4666 Los Angeles Santa Catalina Island; Eagles Nest, Middle Ranch Canyon. Comment
  SD264707  Hordeum intercedens Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 Sca 596 Los Angeles UTM in supplement. Santa Catalina Island: Small rise just NE of Airport road, just S of ridge with Whitley's Peak. 427 Comment
  UCR150715  Hordeum murinum R. G. Swinney, Dave Larson 1999-5-15 7169 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA258395  Hordeum vulgare C. W. Tilforth 1973-4-18 771 Los Angeles Weeds of RSABG Comment
  UC83512  Horkelia cuneata subsp. puberula J. C. Nevin Los Angeles near Los Angeles Comment
  SEINET11907287  Horkelia cuneata subsp. puberula E. A. Purer 1935-1 6592 Los Angeles Santa Monica Mountains, near junction of Malibou Lodge Road & Ventura Boulevard Comment
  SEINET3245996  Hosackia crassifolia R. G. Swinney 2009-1 11479 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. Mescal Creek. 628 Comment
  SD111574  Hosackia crassifolia var. crassifolia Wayne P. Armstrong 1982-6-12 Los Angeles SE firebreak ridge of Lookout Mountain, in shady canyon 1750 Comment
  RSA94159  Hulsea heterochroma F. W. Peirson 1919-7-3 514 Los Angeles San Gabriel Mts: on Lukens Peak trail. 1220 Comment
  CAS-BOT-BC312941  Hypochaeris glabra John H. Thomas 1957-5-31 6800 Los Angeles Occidental College Campus, Los Angeles Comment
  SBBG13809  Isocoma menziesii M. A. Piehl 1962-10-3 62509 Los Angeles Ironwood Gully Comment
  SBBG30357  Isocoma menziesii R. N. Philbrick 1968-2-24 B 68 -10 Los Angeles N side of Catalina Harbor toward Wells Beach Comment
  SD107890  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45112 Los Angeles Santa Catalina Island, near Buffalo Springs Reservoir 424 Comment
  LA82341  Isocoma menziesii var. sedoides David S. Verity; 1964-10-17 sn Los Angeles Santa Monica Mountains, Zuma Beach, E of hwy 7 Comment
  CAS-BOT-BC311714  Isocoma menziesii var. vernonioides Geo. B. Grant 1906-9-1 7163 Los Angeles Catalina Island Comment
  JEPS62911  Isocoma menziesii var. vernonioides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  LA88585  Isocoma menziesii var. vernonioides O. H. Kappler; 1944-3-12 547 Los Angeles 7 Comment
  RSA128056  Jaumea carnosa Peter H. Raven, H. J. Thompson 1959-9-6 14363 Los Angeles At mouth of Malibu Creek. 2 Comment
  UCR133723  Jaumea carnosa F. R. Fosberg 1931-5-18 S- 4895 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 4 Comment
  UCR79372  Juglans californica Steve Boyd, Walter Appleby 1993-4-22 7979 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA0011192  Juglans californica F. R. Fosberg 1931-5-12 S 4848 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 200 Comment
  LA200592  Juglans californica var. californica Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR206466  Juglans californica var. californica A. C. Sanders, T. B. Salvato 2009-5-20 36843 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA681336  Juglans hindsii LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  SD112064  Juncus acutus Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Cottonwood Creek. On streams running westward to Pacific Ocean. Comment
  IRVC29644  Juncus acutus subsp. leopoldii A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26216 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  IRVC26180  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  UCR206453  Juncus balticus R. G. Swinney 2008-6-9 8960 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SD69568  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island, bed and wet margins of stream flowing from reservoir at upper end of Cape Canyon. 334 Comment
  RSA628882  Juncus bufonius var. occidentalis L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  UCR190734  Juncus macrophyllus R. G. Swinney 2001-6-2 7962 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  POM6450  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA368131  Juncus mexicanus Robert Gustafson 1981-5-26 2232 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0065713  Juncus rugulosus Justin M. Wood 2011-7-7 4345 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA774837  Juncus rugulosus R. G. Swinney 2009-6-12 11137 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA517176  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-16 3279 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National forest. Cape Horn Canyon. 671 Comment
  RSA589346  Juncus rugulosus Orlando Mistretta 1994-3-30 957 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA0065463  Juncus tenuis S. Granger 1974-6-29 s.n. Los Angeles Little Rock Creek Canyon. 1981 Comment
  NY21052  Juniperus californica A. D. E. Elmer 06 1902 3633 Los Angeles Palmdale. 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
  UCR95180  Juniperus californica L. C. Wheeler 1967-5-9 9408 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  SFV292  Juniperus californica J. W. Adams 1958-11-29 Los Angeles Mojave Desert Juniper Flat south of Palmdale desert. 823 Comment
Read comments
Jan 26 2015
  JEPS11118  Keckiella cordifolia C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon; San Gabriel Mountains 914 Comment
  SBBG79213  Keckiella cordifolia F. R. Fosberg 1932-5-6 8114 Los Angeles cyn above Villa Park, Avalon Comment
  POM305721  Keckiella ternata subsp. septentrionalis Henry J. Ramsey, Henry J. Ramsey 1937-6-27 933 Los Angeles Pine Canyon, Angeles National Forest Comment
  POM123187  Kochia californica Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  UCD168230  Kochia prostrata 2015-1-1 s.n. Los Angeles Antelope Valley [UTM convert by label maker]. 750 Comment
  UCR139439  Koeleria macrantha Geo. L. Moxley 1915-7-21 409 Los Angeles San Gabriel Mtns., Barley Flats 1707 Comment
  RSA300471  Krascheninnikovia lanata John Dourley, Walter Wisura 1982-6-16 3833 Los Angeles Mt. Emma Rd., SE of Little Rock Creek 1005 Comment
  UCR280575  Krascheninnikovia lanata R. G. Swinney 2014-4-18 16131 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
  UC1069691  Lactuca serriola Jerome S. Horton 1936-8-26 395 Los Angeles Tanbark Pomona Quadrangle Comment
  IRVC29659  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  SEINET11446798 Image available Lagophylla ramosissima L. C. Wheeler 1933-7-2 1890 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  CAS-BOT-BC273830  Lamarckia aurea C. G. Pringle 1882-3-31 s.n. Los Angeles Los Angeles Comment
  CDA31249  Lamarckia aurea M. O'Brien 2010-4-23 MOB 10 -01 Los Angeles Leo Carrillo - County Line State Beach Comment
  LA12431  Lamarckia aurea Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA605814  Lamium amplexicaule Louis C. Wheeler 1966-10-27 9092 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  RSA0105484  Lantana camara R. G. Swinney 2011-3-18 14165 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  UCR281350  Larrea tridentata R. G. Swinney 2014-4-24 16189 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CAS-BOT-BC338137  Lasthenia californica E. R. Blakley 1963-12-7 6333 Los Angeles 200 ft. n of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  UC1746469  Lasthenia coronaria B. Pitzer 1996-5-5 2845 Los Angeles San Pedro Hill; Palos Verdes Peninsula; Palos Verdes Hills; San Pedro Naval Comment
  CAS-BOT-BC352917  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, San Gabriel Mts. 350 Comment
  POM277136  Lasthenia coronaria E. S. Steele, H. S. Pratt 1935-3-28 s.n. Los Angeles Eagle Rock hills Comment
  SEINET11447695 Image available Lasthenia gracilis H. M. Hall 1903-1 3764 Los Angeles Playa del Rey 6 Comment
  POM6193  Lasthenia gracilis Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  SEINET7042257  Lathyrus sulphureus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA674314  Lathyrus vestitus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  RSA182328  Lathyrus vestitus var. vestitus J. D. Olmsted 1962-4-30 3410 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA317202  Lathyrus vestitus var. vestitus Michael C. Long 1974-4-20 s.n. Los Angeles Devil's punhbowl county park, 0.5 mi.N of parking lot. Comment
  CHSC35827  Layia glandulosa William Fugimoto 1971-4-18 13 Los Angeles 5 miles SSW of Lancaster in Antelope Valley in Mojave Desert. 762 Comment
  UCSB6618  Layia glandulosa Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom, and 0.6 miles W of jct. of the road to Victorville; Mojave Desert Comment
  UCSB7149  Layia glandulosa Sage, Paul 1958-4-11 Los Angeles U.S. 6, 0.2 mi. N. of Palmdale City Limits 701 Comment
Read comments
Nov 19 2011
  CAS-BOT-BC380217  Layia platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Santa Monica Mountains: Point Dume 15 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
  UC63241  Layia platyglossa H. M. Hall 1902-5-11 3266 Los Angeles Sierra Santa Monica Comment
  UCR209290  Layia platyglossa Dan S. Cooper 2009-3-7 309- 13 Los Angeles San Gabriel Valley/Chino Hills, along Diamond Bar Blvd. just north of Steep Canyon Dr., Diamond Bar 274 Comment
  POM361681  Layia platyglossa subsp. campestris Fordyce Grinnell Jr 1910-05 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC89304  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  LA204426  Lepidium flavum Harlan Lewis; 1940-4-5 1352 Los Angeles near Palmdale 807 Comment
  SBBG29380  Lepidium flavum D. Myrick 1968-3-6 1817 Los Angeles near Hi Vista, Antelope Valley 914 Comment
  UC712433  Lepidium flavum C. W. and H. K. Sharsmith 1935-1-3 1427 Los Angeles near Lovejoy Buttes; Mojave Desert 914 Comment
  POM240  Lepidium fremontii var. fremontii H. M. Hall 1902-5-1 3037 Los Angeles Vicinity of Rock Creek. 1067 Comment
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Jun 17 2009
  RSA278315  Lepidium latifolium C. W. Tilforth, Walter Wisura 1979-5-23 1810 Los Angeles Edge of empty field, E side of Lamberton Ave, cross street Dominguez and Alameda St, betw Compton and Dominguez Comment
  UCD115714  Lepidium latifolium C. W. Tilforth; W. Wisura 1979-5-23 1810 Los Angeles East side of Lamberton Ave., cross-street Dominguez and Alameda St., between Compton and Dominguez. Comment
  CAS-BOT-BC167084  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  SBBG31243  Lepidium nitidum R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 45 Comment
  SBBG31361  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles S of Parson Landing and SW of Arrow Pt 60 Comment
  RSA251539  Lepidium nitidum R. F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA429659  Lepidium pinnatifidum Robert Gustafson 1981-7-15 2345 Los Angeles Ballona Wetlands, Area 2. Comment
  SFV20984  Lepidium virginicum subsp. menziesii L. Gross, V. Soza 2003-5-15 912 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Ridgeline south of the main ridge below peak (elev. 1881 feet). Ridge is running in a southern direction off main ridge. 518 Comment
  POM307838  Lepidium virginicum var. robinsonii Henry J. Ramsey 1938-1-9 2763 Los Angeles North Craig Ave., Altadena Comment
  CAS-BOT-BC328080  Lepidospartum squamatum Moxley 1914-9-7 275 Los Angeles On trail to Switzer's Camp; ridge above Arroyo Seco. San Gabriel Mts. Comment
  JEPS26179  Lepidospartum squamatum Peter H. Raven and Henry J. Thompson 1959-9-27 14503 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  UC828993  Lepidospartum squamatum Carl B. Wolf 1932-10-19 4349 Los Angeles 1/2 mi s. of Saugus Comment
  UCD63959  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  RSA748793  Leptodactylon pungens R. G. Swinney 2001-8-9 8014 Los Angeles Mount Williamson, second peak from east on the ridge. 2494 Comment
  UCR190083  Leptodactylon pungens R. G. Swinney 1998-8-27 6816 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  UCSB51951  Leptosiphon aureus subsp. aureus Butts, T. 1967-4-13 Los Angeles Hwy. 14, 15 mi. SW of Palmdale; foothills of San Gabriel Mts.; Bee Canyon 670 Comment
  SEINET13386996 Image available Leptosiphon breviculus R. G. Swinney 2011-1 15036 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  POM364639  Leptosiphon liniflorus Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Near Pasadena. Comment
  UCSB33299  Leptosyne bigelovii Griesel, Wesley 1962-4-14 Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts. 1036 Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  RSA703500  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer 2004-6-24 10493 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  UC1375326  Lessingia glandulifera var. glandulifera Robert F. Thorne and C. W. Tilforth 1971-6-29 40676 Los Angeles ca. 1 1/2 mi e of junction of Aliso Creek wash and Santa Clara River in Soledad Canyon; n slope San Gabriel Mts., Angeles National Forest 883 Comment
  POM4671  Lessingia glandulifera var. glandulifera N. R. Shaw 1900-6-19 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC339558  Lessingia glandulifera var. peirsonii Le Roy Abrams; E. A. McGregor 1908-6-19 317 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  POM365313  Leymus condensatus George R. Johnstone 1934-5-20 s.n. Los Angeles Santa Catalina Island. Descanso Canon. Comment
  RSA550713  Leymus condensatus Timothy S. Ross, Annette Ross 1991-7-29 5697 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  SBBG31217  Leymus condensatus R. F. Thorne with P. C. Everett 1965-6-23 34993 Los Angeles near mouth of Hamilton Cyn 22 Comment
  RSA347547  Leymus condensatus B. A. Prigge 1985-6-14 6423 Los Angeles Santa Monica Mountains, Cold Creek Canyon; along trail below Murphy Ranch Site. 598 Comment
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Nov 8 2015
  SEINET8719009 Image available Leymus condensatus F. R. Fosberg 1931-1 S 4831 Los Angeles Cottonwood Canyon. Santa Catalina Island Comment
  RSA108344  Leymus triticoides Frank W. Gould 1944-5-7 2335 Los Angeles Roadside, at edge of willows; 3 miles east of Compton on Compton Blvd. Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  LA200750  Linanthus californicus A. M. Johnson; 1934-3-16 4344 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA517141  Linanthus californicus T. S. Ross, S. D. Boyd 1990-5-14 2487 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1064 Comment
  RSA468451  Linanthus californicus subsp. glandulosus F. E. Durkee 1906-4-8 s.n. Los Angeles Hollywood. Comment
  RSA729818  Linanthus concinnus R. G. Swinney 1998-7-16 6285 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UCR178385  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 968 Los Angeles Transverse Range; San Gabriel Mountains, trail from Islip Saddle to Mt. Williamson 2195 Comment
  LA81937  Linanthus dianthiflorus O. H. Kappler; 1941-4-21 231 Los Angeles Santa Monica Mountains, W fork Trancas (Rattlesnake) Canyon, near Lechusa Fire Station 457 Comment
  RSA222105  Linanthus dianthiflorus subsp. dianthiflorus Arthur C. Gibson 1971-3-12 2001 Los Angeles In wash beside R.S.A.B.G., Claremont. Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR143061  Linanthus nudatus W. R. Dudley, F. H. Lamb 1896-6-5 4358 Los Angeles Transverse Ranges; Liebre Mtns, Kings Canyon, Liebre Mts. 1159 Comment
  UCR180581  Linanthus parryae Scott D. White, Pam Devries 2006-5-10 11455 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  UC106677  Linanthus parviflorus Katharine Brandegee 1905-6-20 Los Angeles near Crystal Lake; San Gabriel Mts. Comment
  CAS-BOT-BC426252  Lithophragma affine Frank W. Peirson 1921-3-12 4190 Los Angeles Big Santa Anita Canyon, San Gabriel Mts. 762 Comment
  UCR24395  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  POM320497  Lobularia maritima Greg Wright 1971-6-26 205 Los Angeles Live Oak Canyon Dam drainage basin, west of Live Oak Canyon Road, Northwest of Claremont. Pacific slope drainage area. 396 Comment
  UCR127650  Loeflingia squarrosa A. C. Sanders, Mark Elvin 2002-6-18 25138 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UC106715  Loeseliastrum matthewsii Mrs. K. Brandegee 1889-1 Los Angeles Ravena Comment
  UCR273175  Logfia filaginoides R. G. Swinney 2011-5-6 14606 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  UC1594346  Logfia filaginoides Tim Ross and Elizabeth Kellogg 1992-4-12 6124 Los Angeles 129 degrees se and 525 m distant from Vista (point) (near head of Grove Canyon); San Clemente Island 521 Comment
  SD252285  Logfia gallica Steven A. Junak 1999-5-20 Sca 941 Los Angeles Santa Catalina Island: just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon 323 Comment
  CAS-BOT-BC269095  Lolium perenne LeRoy Abrams 1902-6-12 2525 Los Angeles Ballona Creek near Mesmer Comment
  RSA777624  Lolium perenne Orlando Mistretta, Christine Mistretta 2010-5-20 5156 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  LA202573  Lomatium dasycarpum Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SDSU2246  Lomatium utriculatum D. F. Howe 1925-4-1 35 Los Angeles Claremont Comment
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Dec 5 2008
  CATA3200  Lonicera hispidula Julie L. King 2016-11-16 19 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 270 Comment
  RSA0113729  Lonicera hispidula Steven A. Junak 1999-5-21 SCa- 992 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from Washingtonia & SCa-990. 427 Comment
  RSA158239  Lonicera subspicata var. denudata David P. Gregory 1961-8-10 480 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
  UC57010  Lonicera subspicata var. denudata Ernest Braunton 1902-6-11 471 Los Angeles hills near Hollywood Comment
  POM24834  Lotus argophyllus subsp. ornithopus George B. Grant 1906-9-1 7162 Los Angeles Santa Catalina Island Comment
  UC1594371  Lotus argophyllus var. argenteus Tim Ross 1992-4-14 6172 Los Angeles ca 100 m n Nanny Canyon drainage meets the sea (central e side of San Clemente Island); San Clemente Island 15 Comment
  RSA599766  Lotus crassifolius var. crassifolius Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9785 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain on Forest Service Road 7N23, 0.6 miles west of the intersection with 7N23E leading to Bear Gulch Camp. 1097 Comment
  UC519908  Lotus grandiflorus Carl Epling and Louis Wheeler 1933-6-4 1849 Los Angeles near Sandbergs (Ridge Route) 1524 Comment
  RSA549143  Lotus grandiflorus var. grandiflorus T. S. Ross 1992-7-16 6696 Los Angeles E slope of Iron Mountain, 79 degrees ENE, 1015m distant from summit 1570 Comment
  RSA498323  Lotus heermannii var. heermannii Albert J. Perkins 1915-10-9 s.n. Los Angeles Mt. San Antonio, cow canyon Comment
  RSA530049  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-16 5833 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA600019  Lotus procumbens var. procumbens Steve Boyd, Lauren Raz 1997-5-29 9932 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  UCR94479  Lotus procumbens var. procumbens Orlando Mistretta 1992-5-4 233 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Little Rock Creek, Alimony Ridge 1463 Comment
  UCR259258  Lotus purshianus R. G. Swinney 2010-9-9 13746 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
  UC200702  Lotus salsuginosus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR149830  Lotus salsuginosus Scott D. White, Pam Devries 2004-5-18 10406 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
  RSA0042224  Lotus salsuginosus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2850 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach. 381 Comment
  RSA406822  Lotus salsuginosus var. salsuginosus Louis Greata 1901-03 s.n. Los Angeles Garvanza Comment
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Nov 25 2011
  RSA596451  Lotus salsuginosus var. salsuginosus R. G. Swinney 1969-12-5 417 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. 0.6 mi. N of Sierra Madre Ave. on N Pennsylvania Ave. 365 Comment
  RSA008479  Lotus salsuginosus var. salsuginosus Fay A. MacFadden 1933-06 11048 Los Angeles Verdugo Mountains: La Tuna Canyon above Belmont Co. Club. Comment
  RSA652843  Lotus scoparius Roxanne Smith 1991-5-21 36 Los Angeles Hills 0.4 mile south-east of Golden Springs and Diamond Bar Blvd. Flat area. Comment
  RSA611621  Lotus strigosus D. Zygielbaum, M. Low 1997-3-13 7 Los Angeles Claremont. NW corner of Mills Av. and Foothill Blvd. N. end of grassy field on E side of field station. 412 Comment
  UCR124460  Lotus strigosus I. W. Clokey, B. C. Templeton 1929-1 4576 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR220038  Lotus strigosus R. G. Swinney 2009-4-24 10460 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR50996  Lotus strigosus A. C. Sanders, E. J. Lawlor 1988-4-3 7748 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA608061  Lotus strigosus L. C. Wheeler 1931-2-14 s.n. Los Angeles Johnson's Pasture: (vicinity of Claremont). Comment
  RSA608486  Lotus strigosus L. C. Wheeler 1961-6-13 7885 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  RSA600203  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-5-29 9917 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
  RSA187894  Lotus strigosus var. strigosus R. F. Thorne 1966-4-7 35952 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA187946  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  RSA618735  Lotus strigosus var. strigosus Scott D. White, Sandy Leatherman 1998-5-19 6532 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  CAS-BOT-BC201208  Lupinus F. A. MacF. 1931-4-22 2996 Los Angeles 1st power plant, San Francisquito Canyon Comment
  SBBG31414  Lupinus albifrons var. douglasii R. F. Thorne with P. C. Everett 1965-6-23 34987 Los Angeles W of Avalon along rd to airport 182 Comment
  RSA482510  Lupinus bicolor Richard Noyes 1988-4-30 554 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  SBBG13685  Lupinus bicolor E. R. Blakley 1962-6-9 5180 Los Angeles Triangulation Pt Thirst 598 Comment
  LA200464  Lupinus bicolor Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SD39036  Lupinus bicolor Edith A. Purer 1933-5-30 4997 Los Angeles Playa del rey, sand dunes Comment
  UC1183622  Lupinus bicolor Dave Dunn 1941-3-29 954 Los Angeles Las Lomas Road near Foothill Blvd. near Verne; near LaVerne Comment
  POM350046  Lupinus bicolor subsp. microphyllus N. C. Cooper 1945-5-1 2202 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCR71261  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM350035  Lupinus bicolor subsp. microphyllus G. R. Johnstone 1932-3-19 15483 Los Angeles Los Angeles. 1128 Comment
  SFV13339  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  RSA91353  Lupinus chamissonis F. W. Peirson 1922-1-5 2664 Los Angeles Hermosa Beach Comment
  RSA678243  Lupinus concinnus Valerie L. Soza, S. D. Boyd 2002-4-10 1408 Los Angeles Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 518 Comment
  IRVC28815  Lupinus concinnus P. W. Rundel 1964-5-3 1285 Los Angeles San Joaquin drainage; 0.25mi N of Tejon Pass. Tehachapi Mtns. 1250 Comment
  OBI69327  Lupinus concinnus John Knapp, Denise Knapp 2003-5-10 66 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  SEINET10488652  Lupinus concinnus Robert F. Thorne 1982-4-20 Thorne 54979 Los Angeles San gabriel mtns: mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of holcomb ridge, about 2.5 mi due s of llano, in juniper-joshua tree woodland. Annual in sandy wash. 1158 Comment
  SEINET10485090  Lupinus concinnus subsp. orcuttii David B. Dunn 1946-4-20 Dunn 2143 Los Angeles Station 12, west margin of Mohave Desert. Comment
  CAS-BOT-BC205149  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge, San Gabriel Mts. 2286 Comment
  POM210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  RSA330795  Lupinus elatus Wayne E. Sawyer 1981-7-12 92 Los Angeles Junction of crest trail and trail to Crystal Lake area 0.15 miles S of Little Jimmy Spring 2302 Comment
  SEINET5641794  Lupinus excubitus R. G. Swinney 2009-3-31 10222 Los Angeles Transverse Ranges; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7-1.3 mi. north and NE of Foothill Blvd., Azusa/Duarte.; 0 189 Comment
  RSA579319  Lupinus excubitus var. austromontanus T. S. Ross 1994-5-31 7974 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 Comment
  UCR186493  Lupinus excubitus var. austromontanus T. B. Salvato 2007-4-27 2095 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  CAS-BOT-BC216534  Lupinus excubitus var. johnstonii Scott D. White 1998-6-29 6815 Los Angeles W of Mount Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4 mile closed section of Highway 39 from ca. 1.6 miles W of junction Crystal Lake access road to junction Highway 2. 2011 Comment
  SEINET7063091 Image available Lupinus formosus A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  SEINET10485361  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43010 Los Angeles San gabriel mtns. Mojave desert slope: 1 mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge. Silvery perennial with purple flowers. 1143 Comment
  POM96079  Lupinus formosus var. robustus Philip A. Munz 1926-4-4 9993 Los Angeles 10 miles south of Willow Springs between Kern and Los Angeles Co. Comment
  SEINET11071866 Image available Lupinus formosus var. robustus George B. Grant, Walter Wheeler 1904-5-7 728 Los Angeles Glendora Comment
  SDSU4978  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles East of Bluff. San Clemente Island. Comment
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May 16 2008
  RSA0085033  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  LA33645  Lupinus longifolius Henry J. Thompson; 1959-5-24 1999 Los Angeles Santa Monica Mountains, Tuna Canyon, ca 1.3 mi N of Pacific Coast Hwy 213 Comment
  RSA11773  Lupinus longifolius M. E. Floyd 1933-4-8 s.n. Los Angeles Santa Monica Mts, Temescal Canyon Comment
  UC213294  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Browns Flats (San Antonio Mountains, Southern California); San Antonio Mountains 1356 Comment
  HSC104226  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC1076237  Lupinus microcarpus var. densiflorus H. L. Mason 1926-4-27 3041 Los Angeles Rock Creek 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
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  RSA0080643  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SBBG94230  Lupinus succulentus F. R. Fosberg 1931-3-27 4414 Los Angeles Pebbly Beach Rd 5 Comment
  SBBG95189  Lupinus succulentus M. B. Dunkle 1928-3-17 Los Angeles isthmus Comment
  RSA35466  Lupinus succulentus Emily M. Bradford 1904-3-17 s.n. Los Angeles Redondo Beach. Comment
  RSA414326  Lupinus succulentus Patrick La Follette 1969-4-16 69 -1 Los Angeles Bohling Road and Levanda Ave, near CSCLA Los Angeles Comment
  POM2609  Lupinus truncatus Philip A. Munz 1918-4-11 2051 Los Angeles Lone Hill near Glendora. Comment
  RSA515133  Lupinus truncatus Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -5 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  SD187408  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR200005  Lupinus truncatus Valerie Soza, Mariam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  OBI70650  Lupinus truncatus Tim Ross, Orlando Mistretta, mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: W fork of Near-Death Cy, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336;] marker; 188 ft SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA414857  Lupinus truncatus Kathrine Houghton 1931-7-19 s.n. Los Angeles Los Angeles. Comment
  SD120699  Lycium andersonii Larry Salata, Jan Larson 1985-12-10 Los Angeles San Clemente Island: above old quarry, north side of Nots Pier Road, 0.2 miles northest of main island road 182 Comment
  SBBG18820  Lycium californicum E. R. Blakley 1963-4-7 5498 Los Angeles Little Harbor 15 Comment
  LA209687  Lycium cooperi Louis C. Wheeler; 1932-4-10 608 Los Angeles 2 mi. W Palmdale 761 Comment
  RSA78146  Lyonothamnus floribundus subsp. floribundus Verne Grant 1953-5-2 18435 Los Angeles Santa Catalina Island. Near crest of main ridge of island at head of Swain's Canyon 427 Comment
  UCD65154  Lyonothamnus floribundus subsp. floribundus G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7757 Los Angeles CATALINA ISLAND: slopes E of Black Jack; trees 10--15 m high. 400 Comment
  UC138271  Lythrum californicum LeRoy Abrams 1902-8-8 2962 Los Angeles Ballona Creek near Mesmer; Ballona Creek Comment
  RSA0011264  Lythrum californicum Louis Greata 1900-10 s.n. Los Angeles Eagle Rock Valley Comment
  RSA583027  Madia exigua Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6956 Los Angeles Santa Catalina Island; W end of island beyond the isthmus, head of Bouchette Canyon (draining Northward to Johnsons Landing). 360 Comment
  LA47052  Madia gracilis Peter H. Raven; 1960-5-15 15358 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  UC1211070  Madia gracilis Huron H. Smith 1912-5-30 5038 Los Angeles beach road near Avalon; Santa Catalina Island Comment
  RSA604007  Mahonia dictyota L. C. Wheeler 1936-4-5 4084 Los Angeles San Dimas Canyon, San Gabriel Mts. 701 Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  CAS-BOT-BC231880  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3897 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  RSA6078  Malacothamnus davidsonii Carl B. Wolf 1932-9-15 4076 Los Angeles 0.5 miles south of San Fernando, and 2 blocks east of San Fernando Road on Vaughn Ave. 305 Comment
  CAS-BOT-BC206219  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  RSA95326  Malacothamnus fasciculatus F. W. Peirson 1918-6-19 109 Los Angeles San Antonio Canyon Wash, south base of San Gabriel Mts. Comment
  RSA0036306  Malacothamnus fremontii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6969 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
  RSA660423  Malacothamnus fremontii Orlando Mistretta 1992-5-21 s.n. Los Angeles Right Star Mine, S of Acton. Comment
  RSA0116399  Malacothamnus marrubioides Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9129 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway . 951 Comment
  UC73953  Malacothrix californica J. Burtt Davy May 9 1896-May 24 1896 2515 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC345410  Malacothrix clevelandii Philip A. Munz 1925-4-23 9453 Los Angeles San Gabriel Canyon 487 Comment
  SD215409  Malacothrix clevelandii Steve Boyd, Lauren Raz 1997-5-6 9715 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. 609 Comment
  CAS-BOT-BC323295  Malacothrix foliosa Frank W. Peirson 1923-4-12 3463 Los Angeles Wilson's Cove, San Clemente Island Comment
  UC557797  Malacothrix foliosa Nell Murbarger April, 1936 189 Los Angeles w side of island near ocean; San Clemente Island Comment
  SBBG18363  Malacothrix glabrata M. A. Piehl 1963-5-30 63504 Los Angeles St Hwy 138, ca. 1.5 mi W of SBD county line 1213 Comment
  UCR223616  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  CAS-BOT-BC347860  Malacothrix saxatilis var. implicata L. R. Abrams; I. L. Wiggins 1931-7-3 286 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA3502  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-5-9 3445 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA632948  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, Kent Hughes 1999-6-17 550 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  CAS-BOT-BC170381  Malosma laurina F. Grinnell 1903-7-3 s.n. Los Angeles Scoville's Hill near Pasadena Comment
  SBBG44679  Malosma laurina W. A. Wright 1931-2-19 Los Angeles Bannings Cyn Comment
  UC17933  Malosma laurina J. H. Barber 1897-8-25 Los Angeles Santa Monica Comment
  CAS-BOT-BC206648  Malva assurgentiflora E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock 1/2 mile offshore from Isthmus Harbor - San Clemente Island 6 Comment
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Jul 20 2018
  RSA233616  Malva parviflora Robert F. Thorne 1970-3-6 39403 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA652804  Malva parviflora S. Koukol, R. Koukol 1998-5-3 32 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 334 Comment
  LA212335  Malva parviflora Harold Pirie; 1963-4-27 s.n. Los Angeles Woodland Hills, Pierce College campus. 243 Comment
  POM196826  Marah macrocarpa L. C. Wheeler 1932-3-3 455 Los Angeles 2 mi. N Claremont 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
  RSA785921  Marah macrocarpa K. Dobry 1992-4-14 1134 Los Angeles West Santa Monica Mts at E arroyo sequit at camp Shalom Comment
  RSA440972  Marah macrocarpa var. macrocarpa Robert E. Tapert 1974-5-17 12 Los Angeles Vicinity of Chantry Flat, ca. 3 mi. north of Sierra Madre. Comment
  UC1922292  Marrubium vulgare Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 820 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  PASA1163  Marrubium vulgare Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCD124980  Marrubium vulgare Ernest C. Twisselmann 1965-5-18 10854 Los Angeles Aqueduct Road at the northwest end of Antelope Valley (Neenach region). 944 Comment
  UCD125010  Marrubium vulgare Gary Wallace 1966-5-10 530 Los Angeles Fish Canyon along the San Gabriel River bed. Comment
  UCD125017  Marrubium vulgare Jack Delaini; Ken Zakar 1974-4-30 143 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 853 Comment
  RSA0065716  Marsilea vestita subsp. vestita Justin M. Wood 2011-7-7 4342 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA802058  Medicago lupulina Orlando Mistretta, Kristie Haydu 2011-7-20 5971 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  SFV7299  Medicago lupulina T. Gordon 1975-2-21 797 Los Angeles San Fernando Valley Los Angeles, Northridge. Northwest corner of Rayen St. and Rathburn Ave. 250 Comment
  LA33777  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14118 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM348026  Medicago polymorpha M. Bisbee 1917-4-10 s.n. Los Angeles Garden, Eagle Rock Comment
  RSA652175  Medicago polymorpha A. E. Hersh 1950-7-2 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  SBBG20535  Medicago sativa E. R. Blakley 1963-12-7 6369 Los Angeles 200 yds SE of new air strip 60 Comment
  CHSC95518  Melia azedarach LeRoy Gross; Valerie Soza 2003-5-15 920 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  SEINET3245805  Melia azedarach R. G. Swinney 2009-1 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5') 171 Comment
  CATA1442  Melica imperfecta Mark L. Hoefs, Robert F. Thorne 1996-4-6 2606 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA534044  Melica imperfecta Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-19 5259 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396')) Beginning of drainage. 386 Comment
  SBBG47084  Melica imperfecta K. K. Muller 1972-5-2 3079 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UC440486  Melica imperfecta Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  RSA652191  Melilotus albus G. F. Orr 1953-2-21 s.n. Los Angeles In alley between Butler and Colby Aves., 50 yds. N. of Richland Ave., (LA) [Los Angeles ?] Comment
  RSA579234  Melilotus indicus Tim S. Ross 1994-3-28 7404 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  UCR259277  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles San Gabriel Mountains, 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
  LA82123  Melilotus indicus O. H. Kappler; 1941-5-5 240 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA239463  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles San Clemente Island, 200 yards S E of new air strip. 61 Comment
  RSA654334  Melilotus indicus Benjamen Rangel 1992-5-10 777 -40 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  UCSB3448  Melilotus indicus McElwain, Isabelle 1953-3-29 Los Angeles 500 yds. N. 10000 Bull Canyon Rd. Grenada Hills 457 Comment
  UCR252752  Mentha X rotundifolia R. G. Swinney 2010-9-1 13656 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA0087310  Mentha suaveolens R. G. Swinney 2010-9-13 13828 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR193136  Mentzelia R. G. Swinney 1998-7-14 6448 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA0045375  Mentzelia Gary D. Wallace, M. Wallace 1983-5-20 2078 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  UCSB33239  Mentzelia albicaulis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 140th St. east 1066 Comment
  RSA314594  Mentzelia albicaulis Robert F. Thorne, C. W. Tilforth 1973-4-20 43072 Los Angeles Mojave Desert: c. 1 mile SE of junction of Pearlblossom and Antelope Valley Hwys and 4.5 mi NW of Pinyon Hills along Hwy 138. 991 Comment
  SD232711  Mentzelia albicaulis A. C. Sanders, E. J. Lawlor 1988-4-3 7736 Los Angeles Southern Mojave Desert, 1.3 miles NW of the San Bernardino County line on Hwy 138, ca. 2 miles NW of Pinyon Hills. On a roadside berm. 1157 Comment
  RSA0097180  Mentzelia dispersa R. G. Swinney 2011-6-1 14976 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  CLARK-A1528-3164  Mentzelia gracilenta John C. Roos 1937-3-25 543 Los Angeles Lancaster Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  LA200642  Mentzelia micrantha A. M. Johnson; 1932-5-30 4106 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA3743  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA446769  Mentzelia micrantha L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon, Angeles Forest; Pacoima Wash. Open trail side. Comment
  RSA69574  Mentzelia micrantha F. W. Peirson 1921-6-20 2465 Los Angeles N fork San Gabriel River 915 Comment
  RSA250700  Mentzelia veatchiana Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39481 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1189 Comment
  UC1537686  Mentzelia veatchiana Gordon H. True Jr. 1935-3-28 188 Los Angeles s Littlerock 914 Comment
  UCR182113  Microseris lindleyi R. G. Swinney 1998-4-14 5982 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
  RSA595989  Microseris lindleyi L. C. Wheeler 1967-5-8 9347 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UC688886  Mimulus J. F. Ashley 1941-6-29 Los Angeles Chatsworth Lake San Fernando Valley (w end of Valley) Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  JEPS23216  Mimulus aurantiacus var. pubescens Rimo Bacigalupi with Reino Alava 1958-7-21 6447 Los Angeles about 2 mi above Red Box Gap (along Angeles Crest National Highway (Calif. No. 2), on s-facing slope of Valley Forge Canyon, tributary of West Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 1417 Comment
  UC1584271  Mimulus aurantiacus var. pubescens Tim Ross, Steve Boyd 1990-6-6 2858 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon 926 Comment
  UC886334  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S 4497 Los Angeles Hamilton Beach Santa Catalina Island 2 Comment
  RSA724668  Mimulus brevipes K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA420663  Mimulus cardinalis F. R. Fosberg 1931-5-2 S- 4737 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  RSA188547  Mimulus cardinalis Robert F. Thorne, John Olmsted 1965-8-26 35416 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA279127  Mimulus cardinalis D. Propst, M. Hoefs 1974-9-12 45106 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  JEPS11020  Mimulus floribundus Frank W. Peirson 1921-6-19 2456 Los Angeles Crystal Lake San Gabriel Mountains 1676 Comment
  POM145753  Mimulus floribundus Thos. Craig 1927-6-19 490 Los Angeles 10 miles west of Ravenna. Comment
  RSA733128  Mimulus floribundus R. G. Swinney 1998-7-30 6583 Los Angeles San Gabriel Mtns.: tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle of Glendora Rodge Rd. 1338 Comment
  RSA420997  Mimulus fremontii Christopher Davidson 1973-4-7 1899 Los Angeles Bob's Gap Road, 3 miles toward the desert, 3 miles S of Hwy 138, east side of San Gabriel Mtns. 1098 Comment
  RSA442752  Mimulus guttatus Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek, Mojave Desert. Comment
  UCR259378  Mimulus guttatus R. G. Swinney 2010-5-7 12609 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  RSA332617  Mimulus moschatus Wayen E. Sawyer 1981-6-11 21 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2241 Comment
  RSA547463  Mimulus pilosus Tim S. Ross, Orlando Mistretta 1992-7-24 6754 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  CAS-BOT-BC388669  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-6-23 8069 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  UCR59549  Mirabilis bigelovii Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  UCR210446  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CATA1952  Mirabilis laevis Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove 45 Comment
  UCR256254  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SD251760  Mirabilis laevis M. B. Dunkle 1939-5-28 8107 Los Angeles Santa Barbara Island. South end of island. Comment
  CAS-BOT-BC434632  Mirabilis laevis var. crassifolia John H. Thomas 1957-4-27 6676 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  CAS-BOT-BC434643  Mirabilis laevis var. crassifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UC851756  Mirabilis laevis var. crassifolia I. W. Clokey and B. C. Templeton 1930-4-8 4685 Los Angeles San Francisquito Canyon 700 Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  UC557812  Mirabilis laevis var. crassifolia Nell Murbarger Mar 1936 234 Los Angeles San Clemenete Island, California Comment
  UC1293674  Monardella breweri subsp. lanceolata P. C. Everett and E. K. Balls 1959-6-2 23826 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 182 Comment
  UCR280414  Monardella exilis Onkar Singh 2014-3-18 4371 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  CAS-BOT-BC349489  Monolopia lanceolata Geo. B. Grant 1903-3-22 s.n. Los Angeles Highland Park Comment
  UCD134608  Monolopia lanceolata Henry J. Thompson 1959-3-31 1903 Los Angeles Santa Monica Mountains. cornell road 1 mile north of junction with Mulholland Highway, 1.8 miles south of Malibu Junction. 274 Comment
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Nov 17 2015
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  RSA593891  Muhlenbergia asperifolia Steve Boyd 1996-4-24 8664 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  RSA0087307  Muhlenbergia californica R. G. Swinney 2010-9-13 13839 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR194586  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  CATA432  Muhlenbergia microsperma Sara L. Crockett, Mark Elvin 1997-3-17 570 Los Angeles Santa Catalina Island: SE-trending ridge overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road; top of minor canyon SE of Peak 1395 335 Comment
  RSA653908  Muhlenbergia microsperma Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 809 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 594 Comment
  UCR180719  Muhlenbergia microsperma R. G. Swinney 1995-4-4 3476 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  SBBG59541  Muhlenbergia rigens R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  RSA0036976  Muilla maritima R. G. Swinney 2010-5-11 12667 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA630260  Muilla maritima Scott D. White, David E. Bramlet 1998-8-11 7032 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SEINET3887499  Muilla maritima Timothy S. Ross, Steve Boyd 1994-5-25 7894 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10, Liebre Mtn 7.5' USGS Quadrangle.; 0 1684 Comment
  UCR190794  Muilla maritima R. G. Swinney 2001-4-18 7926 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  SBBG13272  Myriopteris newberryi M. A. Piehl 1962-6-9 62328 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG65081  Nama californica R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR189257  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCSB5302  Nama demissa Haller, John 1957-4-13 Los Angeles On Palmdale Ave.; 0.7 mi. E. of jct. with Calif. 138 and ca. 9 mi. E. of center of Palmdale 762 Comment
  UC880827  Nama demissa var. demissa I. W. Clokey, B. C. Templeton 1930-4-8 4649 Los Angeles w Lancaster (open field); w of Lancaster 400 Comment
  RSA421134  Nama demissa var. deserti Christopher Davidson 1973-4-1 1880 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA713829  Nassella cernua A. C. Sanders 2003-7-15 27100 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'. 335 Comment
  CAS-BOT-BC175271  Nassella lepida Tim Ross; Steve Boyd 1993-5-23 7279 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230 m W of Plum Spring. NW Los Angeles Co. 783 Comment
  CAS-BOT-BC259908  Nassella lepida Tim Ross; Orlando Mistretta 1993-5-27 7325 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 819 Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  CAS-BOT-BC259920  Nassella lepida A. J. McClatchie 1893-6-1 s.n. Los Angeles Pasadena Comment
  RSA656201  Nassella lepida Joseph M. Keefe 1977-6-11 22155 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km south of Camp Max Straus. 427 Comment
  RSA678210  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-4-18 1136 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 701 Comment
  UC1930129  Nassella lepida V. Soza, LeRoy Gross 2001-5-14 1214 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  SEINET11682297  Nassella lepida H. E. Hasse 1888-1 s.n. Los Angeles no further locality Comment
  RSA535302  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5340 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA661181  Nassella pulchra LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 406 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  UC1930094  Nassella pulchra V. Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 655 Comment
  POM155657  Nasturtium officinale M. B. Dunkle 1928-5-12 1925 Los Angeles Empire Landing, Santa Catalina Island. 183 Comment
  RSA609016  Nasturtium officinale L. C. Wheeler 1931-4-17 s.n. Los Angeles San Dimas: Puddingstone. Comment
  POM122636  Navarretia hamata subsp. hamata Marcus E. Jones 1926-6-6 s.n. Los Angeles Claremont. 365 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
  UCR280400  Navarretia hamata subsp. leptantha Jeremiah George, Eric Kline 2017-4-17 417- 09 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  SFV22083  Nemacladus orientalis O. Mistretta, C. Mistretta 2010-5-20 5160 Los Angeles San Gabriel Mountains Slopes west of Angeles Forest Highway, about 0.6 miles north of junction with Aliso Canyon Road. 1189 Comment
  RSA611769  Nemacladus ramosissimus L. C. Wheeler 1934-4-24 2548 Los Angeles Liveoak Canyon Dam 457 Comment
  SBBG122023  Nemacladus ramosissimus A. Parikh, N. Gale 2003-5-28 746 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 540 Comment
  RSA584344  Nemacladus sigmoideus T. S. Ross, J. Mark Porter 1994-5-1 7582 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR222844  Nemacladus sigmoideus R. G. Swinney 2009-5-12 10749 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
  SEINET10460868  Nemacladus sigmoideus Thorne THORNE 43359 Los Angeles MOJave Desert Slope 1158 Comment
  SEINET7063582  Nemophila heterophylla A. G. Vestal 1947-4-8 s.n. Los Angeles Sierra Pelona Valley. UTM Zone 11, 379973mE, 3819635mN. (WGS84/NAD83). 835 Comment
  SFV2990  Nemophila menziesii var. integrifolia K. A. Wilson 1961-3-10 953 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  POM3470  Nemophila menziesii var. integrifolia Bee Dee Abbott 1906-5-2 80 Los Angeles Claremont. 366 Comment
  POM65292  Nemophila menziesii var. integrifolia Alice Eastwood 1904-4-22 4183 Los Angeles Monrovia. Comment
  RSA681345  Nemophila menziesii var. integrifolia LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 948 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA584034  Nemophila menziesii var. menziesii Tim S. Ross 1991-4-25 4573 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA188389  Nicotiana bigelovii Robert F. Thorne, Percy C. Everett 1965-6-22 34883 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  CDA33960  Nicotiana glauca M. O'Brien 2006-10-1 MOB 06 -1 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. 7 miles above the dam. Comment
  CHSC52842  Nicotiana glauca L. P. Janeway 1988-12-24 3161 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  RSA0060135  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1994-5-10 7749 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  LA94125  Notholaena californica Lawrence L. Kiefer; 1966-3-6 1650 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  SBBG53168  Nuttallanthus texanus S. A. Junak 1978-4-15 SCa 4 Los Angeles S side of upper Cherry Valley Comment
  UC21141  Oenanthe sarmentosa unknown 1893-7-10 476 Los Angeles Pasadena Comment
  UC1614260  Oenothera Charles M. Belshaw 1935-3-29 502 Los Angeles 20 mi w of Lancaster (Mohave Desert, West Antelope Valley, on s face of La Liebre Scarp); Mohave Desert, West Antelope Valley, La Liebre Scarp Comment
  CHSC26012  Oenothera deltoides Joseph Noe 1965-5-15 34 Los Angeles Gorman. 1127 Comment
  UCR224010  Oenothera rosea Steve Boyd, Rick Riefner 2007-4-27 11734 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
  RSA0115094  Oligomeris linifolia Steven A. Junak 2000-6-30 SCa- 1363 Los Angeles Santa Catalina Island. Just E of Catalina Harbor. 40 Comment
  POM271056  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles Around airport at corner of South Western Ave. and Rosecrans Avenue Comment
  RSA584448  Oreonana vestita R. G. Swinney 1992-7-10 1847 Los Angeles Boundary between Los Angeles and San Bernardino counties. San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  UC303497  Oreonana vestita I. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy San Gabriel Mts. Comment
  JEPS11683  Orobanche bulbosa Frank W. Peirson 1919-5-14 417 Los Angeles e. trail Mt. Lowe; San Gabriel Mts., Mt. Lowe 1295 Comment
  SBBG31756  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles S fork of Little Rock Crk 1051 Comment
  RSA0076177  Orobanche californica subsp. feudgei Margaret Jones s.n. Los Angeles Palos Verdes Estates. Comment
  UCR271599  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
  UC1348979  Orobanche fasciculata Robert F. Thorne, M. Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mountains. Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. Comment
  RSA0059344  Orobanche vallicola R. D. Harwood 1920-2-20 3275 Los Angeles Claremont. 365 Comment
  PASA147  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  POM157990  Orthocarpus purpurascens M. B. Dunkle 1928-3-17 1739 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  RSA402086  Orthocarpus purpurascens Elbert Benjamine 1929-3-31 84 Los Angeles Antelope Valley. Comment
  UCR220240  Oxalis corniculata R. G. Swinney 2009-4-13 10332 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  POM306248  Oxalis corniculata Henry J. Ramsey, Henry J. Ramsey 1938-1-9 1372 Los Angeles Altadena, North Craig Avenue Comment
  RSA746418  Oxytheca parishii var. parishii Orlando Mistretta 1994-7-12 1406 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Along trail, S fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. On trail to Mt. Williamson, 1/4 mile from Islip Saddle. 2073 Comment
  RSA392881  Oxytheca trilobata Geo. L. Moxley 1915-7-23 430 Los Angeles Summit of Strawberry Peak, San Gabriel Mts. 1875 Comment
  UCR101298  Oxytheca trilobata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  POM186358  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  CAS-BOT-BC318205  Packera breweri T. Ross; S. Boyd 1993-5-23 7260 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m ssw of Plum Spring (in upper 908 Comment
  SBBG62563  Packera breweri R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  UC1532957  Packera ionophylla Robert F. Thorne 1969-7-2 38334 Los Angeles on Angeles Crest Hwy c 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  PASA314  Palmerella debilis var. serrata Annetta Carter 1929-7-28 Los Angeles Near stream big Santa Anita canyon, above dam Comment
  UC855228  Papaver californicum Ira W. Clokey, B. Templeton Apr. 1929 4464 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  POM158290  Parapholis incurva M. B. Dunkle 1928-4-29 1908 Los Angeles Santa Catalina Island. Near beach Little Harbor 3 Comment
  UCD111502  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley. On boundary between Irwindale and Azusa, E of Irwindale Ave., S of 210 Fwy (which bisects pit) and N of Santa Fe R.R., E of the San Gabriel River channel. 170 Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  UCR194287  Parnassia cirrata R. G. Swinney 1998-10-3 6994 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, tributary from N side of San Antonio Ridge 1939 Comment
  SEINET4670192  Paspalum distichum G. B. Grant 1904-7-14 912 Los Angeles Los Angeles Comment
  UC1178537  Pectocarya anisocarpa Peter Kamb 1948-3-13 801 c Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  UCSB27924  Pectocarya heterocarpa Kunze, G. 1971-4-17 Los Angeles 245th Street; 4.6 miles south of Avenue D; Antelope Valley 914 Comment
  UCR217425  Pectocarya linearis R. G. Swinney 2009-2-20 10017 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SBBG79038  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 8158 Los Angeles ridge S of Grand Cyn 250 Comment
  SD215434  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  UCR170397  Pectocarya penicillata John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR222782  Pectocarya penicillata R. G. Swinney 2009-4-28 10556 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA586544  Pectocarya platycarpa T. S. Ross 1991-4-28 4769 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  PASA178  Pedicularis semibarbata Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA0091152  Pellaea andromedifolia R. G. Swinney 2011-11-1 15956 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA686716  Pellaea andromedifolia T. R. Pray 1960-3-20 1652 Los Angeles Bouquet Canyon Comment
  UCR272592  Pellaea andromedifolia R. G. Swinney 2011-10-27 15928 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA526585  Pellaea andromedifolia var. andromedifolia T. S. Ross 1991-3-24 4297 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  SBBG98453  Pellaea mucronata T. Ross 1991-5-21 5399 Los Angeles the "armpit" where the two upper forks of Box Cyn join together; near drop into cyn 457 Comment
  SFV5489  Pellaea mucronata var. mucronata W. A. Kelley 1968-1-7 s. n. Los Angeles Santa Susana Mountains Chatsworth. Santa Susana Pass. Comment
  RSA171017  Penstemon centranthifolius Robert F. Thorne 1963-7-11 32777 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA645121  Penstemon centranthifolius Albert J. Perkins 1909-5-30 s.n. Los Angeles Sycamore Canon, Glendale Comment
  RSA773287  Penstemon centranthifolius R. G. Swinney 2009-6-24 11275 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SD231438  Penstemon centranthifolius Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 40 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of San Gabriel Mountains. Near Shoemaker Canyon 1444 Comment
  UCR270463  Penstemon centranthifolius R. G. Swinney 2011-5-12 14666 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
  RSA412447  Penstemon centranthifolius Thekla Mohr 3512 Los Angeles Los Angeles. Comment
  RSA640732  Penstemon centranthifolius Louis C. Wheeler 1931-4-11 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash. Comment
  UC27488  Penstemon grinnellii H. M. Hall June 1899 1223 Los Angeles San Antonio Mountains 1752 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  NY601633  Penstemon heterophyllus var. australis C. B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 miles east of Chatsworth, along base of hills (Hagen Ranch) 365.8 Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  UCR126234  Penstemon spectabilis A. C. Sanders 2003-3-14 25764 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  LA51905  Penstemon spectabilis var. subviscosus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  POM7596  Pentachaeta aurea P. A. Munz 1920-3-9 3266 Los Angeles Claremont. 396 Comment
  RSA0062904  Pentagramma triangularis R. F. Thorne 1966-4-17 36121 Los Angeles San Clemente Island: Rocky, steep upper slopes of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA0065225  Pentagramma triangularis R. F. Thorne, J. Henrickson 1963-5-5 32300 Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA0070742  Pentagramma viscosa M. B. Dunkle 1928-4-21 1884 Los Angeles Santa Catalina Island. Renton Mine. 304 Comment
  RSA80368  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-12 5005 Los Angeles 1/2 mile west of Windy Camp, Mt. Islip. San Gabriel Mountains. 2287 Comment
  SDSU382  Perityle emoryi R. M. Beauchamp 1967-1-28 135 Los Angeles Growing in canyon on South facing slope 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  SBBG126174  Persicaria hydropiperoides A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36951 Los Angeles confluence of San Gabriel River and Walnut Crk, between El Monte and Baldwin Park, S of I-10 Fwy and N of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
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Mar 24 2014
  CAS-BOT-BC419015  Persicaria lapathifolia G. B. Grant 1901-9-19 4549 Los Angeles Summit Mt. Lowe Comment
  UC1121711  Petalonyx thurberi subsp. thurberi P. L. Johannsen 1934-2-23 303 Los Angeles Mouth Dry & Boquet Canyons Santa Susana Quad., Mouth Dry & Boquet Canyons Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  UCR259350  Phacelia R. G. Swinney 2010-8-26 13593 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
  UCR252889  Phacelia affinis R. G. Swinney 2010-5-11 12649 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA0003807  Phacelia austromontana F. W. Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., Trail up South Fork of Rock Creek 1829 Comment
  RSA15220  Phacelia brachyloba Fay A. MacFadden 1930-4-10 1674 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC133976  Phacelia cicutaria var. hispida John H. Thomas 1957-4-27 6706 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica. 152 Comment
  LA38551  Phacelia cicutaria var. hispida Mary Reynolds; 1937-5-2 161 Los Angeles 220 Comment
  RSA188121  Phacelia cicutaria var. hispida Robert F. Thorne, P. Everett 1965-6-23 35017 Los Angeles Santa Catalina Island, rocky ridge on Hamilton Canyon side N of Descano Canyon 61 Comment
  RSA74191  Phacelia cicutaria var. hispida F. W. Peirson 1919-7-1 973 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  SEINET13203255 Image available Phacelia cicutaria var. hispida R. G. Swinney 2011-1 14477 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
  UC881145  Phacelia cicutaria var. hispida Ezra C. Knopf 210 Los Angeles Santa Catalina Island Comment
  UC672411  Phacelia ciliata var. ciliata Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  UC1870170  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34 1324 Comment
  RSA599547  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UC1584709  Phacelia distans Tim Ross 1991-3-24 4291 Los Angeles nw side Workman Hill; Whittier Hills (Puente Hills, pro parte) Comment
  UCR259270  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  JEPS24996  Phacelia egena Peter H. Raven 1960-5-21 15404 Los Angeles Triunfo Canyon Santa Monica Mountains 259 Comment
  RSA579501  Phacelia egena Tim S. Ross, Steve D. Boyd 1994-6-23 8044 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA151248  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles West end of Northwest Harbor; San Clemente Island. 15 Comment
  RSA630747  Phacelia fremontii Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA199038  Phacelia grandiflora W. M. Gauntt 1966-4-30 180 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA678204  Phacelia grandiflora Valerie L. Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UC73683  Phacelia hubbyi Geo. B. Grant May 1902 964 Los Angeles Pasadena Comment
  IRVC28742  Phacelia imbricata A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25575 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  SEINET5519006  Phacelia longipes F. Thackery 1928-8-5 s.n. Los Angeles Old Baldy (Mt. Baldy) Comment
  UC1584235  Phacelia longipes Tim Ross and Steve Boyd 1990-6-6 2878 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle (sw edge) 644 Comment
  SFV15556  Phacelia minor R. K. Stachelek 1992-4-14 22 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  RSA0035452  Phacelia minor Roxanne Smith 1991-5-5 12 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  CAS-BOT-BC145074  Phacelia mohavensis Frank W. Peirson 1922-7-5 3164 Los Angeles On Mescal Creek, 1 mile west of Big Pines, San Gabriel Mts. Comment
  RSA0089523  Phacelia mohavensis R. G. Swinney 2011-8-17 15627 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  SFV3026  Phacelia parryi K. A. Wilson 1961-2-8 838 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  RSA0094384  Phacelia ramosissima Richard G. Swinney 2011-5-31 14896 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
  UCR45024  Phacelia ramosissima var. austrolitoralis A. C. Sanders 1986-7-30 6825 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
  UC131498  Phacelia ramosissima var. latifolia C. F. Baker 1903-8-2 3661 Los Angeles near Claremont (on shelving slopes); San Antonio Canyon Comment
  RSA426105  Phacelia stellaris Anstruther Davidson 1892-05 s.n. Los Angeles El Monte Comment
  CATA1508  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-7-9 2721 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  UCSB12546  Phalaris aquatica Hochberg, Fred 1961-3-17 Los Angeles North corner of Work Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  RSA232803  Phalaris minor R. F. Thorne 1966-4-16 36026 Los Angeles San Clemente Island: above Wilson Cove, NE end of island 30 Comment
  SEINET10643571  Phoenix dactylifera Heidi H. Schmidt 1999-10-10 Schmidt 3916 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  HSC46676  Pholisma arenarium B. C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo; Upper Sonoran Zone 10 Comment
  UC107246  Pholistoma auritum T. S. Brandegee May 1890 Los Angeles Santa Catalina Isl. Comment
  UC1587167  Pholistoma auritum Tim Ross 1991-5-21 5412 Los Angeles s.w. side San Clemente Isl. (upper reaches of Box Canyon); , Box Canyon 411 Comment
  CAS-BOT-BC222563  Pholistoma auritum var. auritum Grant 1900-2-8 s.n. Los Angeles Lincoln Park Comment
  SDSU6904  Pholistoma racemosum R. M. Beauchamp 1967-3-17 252 Los Angeles Sprawling over grass and rocks in area east of Date 2 storage area southeast of Wilson Cove. San Clemente Island Comment
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May 16 2008
  UCR65231  Pholistoma racemosum R. F. Thorne 1973-4-11 s.n. Los Angeles Channel Islands, Santa Catalina Island: rocky slopes of upper part of Middle Ranch Canyon 381 Comment
  CAS-BOT-BC134966  Phoradendron bolleanum F. W. Peirson 1919-5-10 4682 Los Angeles Arrasler, San Gabirel Mts. 853 Comment
  HSC15908  Phoradendron bolleanum C. E. Fellows 1965-10-28 183 Los Angeles 1 mi. SE of Longview Rd. (L.A. Co. N6) on Devils Punchbowl Park Rd., N foothills of San Gabriel Mtns. Comment
  LA209891  Phoradendron leucarpum subsp. tomentosum Betty Studt; 1938-10-1 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  RSA573665  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 65 Los Angeles RSABG grounds (NW sector near beginning of California Communities section). Comment
  RSA576771  Phoradendron villosum Vanessa Ashworth, Nigel Boyle 1995-1-28 84 Los Angeles Cow Canyon Saddle above Baldy Village. 1380 Comment
  UC56841  Phyla lanceolata Ernest Braunton 1902-6-30 499 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  SBBG105365  Phyla nodiflora H. L. Ferguson 1981-3-12 234 Los Angeles Wilson Cove just W of new barracks 106 Comment
  SBBG131444  Phyllospadix scouleri S. A. Junak 1996-4-11 SCI 286 Los Angeles ca. 0.9 km N of Eel Point, in small swale immediately behind rocky beach 3 Comment
  SBBG31050  Phyllospadix scouleri R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles S side of north beach of Little Harbor Comment
  RSA683946  Phyllospadix scouleri David Young, R. Setzer, H. Klinger, F. Mintun, Robert Setzer, D. Weiss, L. Harris, S. Plant 1977-5-7 9655 Los Angeles Latigo Shore Road, about 3/4 mile west of west end of Corral Beach. Rocky intertidal point. Comment
  RSA188351  Phyllospadix torreyi Robert F. Thorne 1966-5-31 36442 Los Angeles Santa Catalina Island, washed up in wrack on beach, but growing on N side of Little Harbor in shallow water, surfweed community Comment
  RSA384018  Phyllospadix torreyi Freda Detmers 1932-11-27 16201 Los Angeles 3 miles N [W] of mouth of Topanga Canyon. Comment
  UC625082  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Jewfish Point Santa Catalina Island (rocks a few yards from shore) 0 Comment
  RSA682938  Phyllospadix torreyi E. Yale Dawson 1958-3-15 18487 Los Angeles 25200 Malibu Road, Station #34. Comment
  RSA682966  Phyllospadix torreyi E. Yale Dawson 1957-3-14 16351 Los Angeles Lechuza Point, Los Angeles County Comment
  SD69796  Phyllospadix torreyi Robert F. Thorne 1966-4-4 35793 Los Angeles Santa Catalina Island; on rocks exposed at very low tide, Bird Rock Comment
  UC26208  Physalis philadelphica J. Burtt Davy Oct 1896 2841 Los Angeles Pomona Comment
  RSA673605  Pinus attenuata LeRoy Gross 2003-1-18 684 Los Angeles Along dirt road that had a sign stating Plantation Lateral just off Verdugo Mountainway, along crest of the Verdugo's. 854 Comment
  SD108755  Pinus contorta subsp. murrayana Barry Prigge 1970-12-12 109 Los Angeles San Gabriel Mountains, 18 air miles north of San Dimas, 1 mile south of Dawson Saddle on State Highway #2 2745 Comment
  UC1409122  Pinus contorta subsp. murrayana Robert F. Thorne and J. Dourley 1967-10-3 37290 Los Angeles just s of peak of Mt. Baden-Powell Mt. Baden-Powell (on dry, open rocky ground) 2849 Comment
  SFV18303  Pinus coulteri J. N. Hogue 2002-7-21 179 2 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  POM308083  Pinus coulteri Henry J. Ramsey, Henry J. Ramsey 1940-10-13 2914 Los Angeles San Gabriel Mountains. Angeles Crest Hwy. 1524 Comment
  SFV261  Pinus monophylla P. G. Kilburn 1957-12-28 579 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. 915 Comment
  RSA384486  Pinus torreyana George R. Johnston 1931-9-1 s.n. Los Angeles No locality specified. Southern California Comment
  UCR129397  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 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-BC71777  Pityrogramma triangularis var. viscosa George B. Grant; Walter Wheeler 1904-4-21 H 3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC172769  Plagiobothrys arizonicus Timothy S. Ross; Steve Boyd 1994-5-4 7632 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CAS-BOT-BC434970  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  RSA599271  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-31 9445 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA682502  Plagiobothrys arizonicus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UC1178530  Plagiobothrys arizonicus Peter Kamb 1948-5-6 932 Los Angeles above Little Rock; desert foothills of the San Gabriel Mountains 975 Comment
  RSA0065364  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Corners Bonita and Irwindale, Irwindale. Comment
  RSA756954  Plagiobothrys collinus var. fulvescens Orlando Mistretta, Christine Mistretta 2008-4-16 2465 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  SBBG98059  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5214 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UCR274952  Plagiobothrys nothofulvus Michael Honer, Rachel Woodard 2006-4-12 2179 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  SD237381  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  RSA583062  Plantago coronopus Tim S. Ross 1993-4-22 6899 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 Comment
  UC729796  Plantago coronopus Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  RSA0089519  Platanthera dilatata var. leucostachys R. G. Swinney 2011-8-17 15619 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  CAS-BOT-BC93185  Platanus racemosa Alice Eastwood 1919-7-4 9285 Los Angeles Santa Monica Canyon. Comment
  RSA591461  Platanus racemosa Louis C. Wheeler 1966-10-12 8975 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA608350  Platanus racemosa Louis C. Wheeler 1930-3-29 18 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR129419  Platanus racemosa A. C. Sanders, Mark Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCR249910  Platanus racemosa Mark A. Elvin, Tarja Sagar 2013-5-31 7153 Los Angeles Western Transverse Ranges: Santa Monica Mountains, along Malibu Canyon Road south of tunnel, in main drainage and tributaries 168 Comment
  UCR95543  Platanus racemosa L. C. Wheeler 1966-10-12 8975 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  UCSB9367  Platanus racemosa Lloyd, Robert 1959-3-27 Los Angeles 1/2 mi S of dam in San Dimas Cyn; stream bed west of the San Dimas Cyn Road; San Gabriel Mt Range 365 Comment
  RSA0034924  Platanus racemosa P. R. Brown 1970-4-14 29 Los Angeles Canon de Lana, Woodland hills Nature Center. Comment
  RSA445696  Platystemon californicus Launer 1937-04 s.n. Los Angeles La Harbra Hills Comment
  UCR222657  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 108 Los Angeles South Coast, city of Malibu, c. 0.2 mi. east of La Piedra State Beach 6 Comment
  RSA0116892  Plectritis ciliosa Lyman Benson 1949-4-29 13600 Los Angeles Hills 3 miles southwest of Pomona. Mt. Range: Puente Hills. 304 Comment
  RSA576929  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1935-4-25 3439 Los Angeles Placerita Canyon. 457 Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  SFV12665  Pluchea odorata M. H. Grayum, H. Grayum 1977-11-27 905 Los Angeles San Fernando Valley North base of Hansen Dam. 305 Comment
  SBBG31057  Poa annua R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles Picnic Ground 426 Comment
  SEINET213152 Image available Poa nevadensis Larry C. Higgins 1974-4-11 8441 Los Angeles 4 miles east of Pearblossom on hwy 18; Comment
  RSA0105983  Poa pratensis R. G. Swinney 2011-7-8 15474 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR209230  Poa secunda R. G. Swinney 2008-6-17 9061 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UC1109347  Poa secunda subsp. secunda Peter H. Raven 1962-4-10 17209 Los Angeles summit of Thirst; San Clemente Isl 579 Comment
  UC205626  Poa secunda subsp. secunda G. B. Grant Apr. 1903 5437 Los Angeles Saugus <Sangus ?> Comment
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Jul 6 2010
  SEINET10965929  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46528 Los Angeles Cultivated tree along Sunset Blvd. near Beverly Hills Hotel, Beverly Hills, Calif. 213 Comment
  SEINET10871690  Polygonum arenastrum David B. Dunn 1947-7-20 Dunn 2994 Los Angeles Collected at 316 n avenue 50. Comment
  UCR259162  Polygonum lapathifolium R. G. Swinney 2010-6-23 13364 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
  RSA466347  Polygonum lapathifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5499 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  CATA112  Polypodium californicum Mark L. Hoefs, A. Douglas Propst 1973-3-14 83 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  LA82522  Polypodium californicum O. H. Kappler; 1941-2-9 79 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA94049  Polypodium californicum Lawrence L. Kiefer; 1966-3-13 1724 Los Angeles SANTA MONICA MOUNTAINS, Malibu Vista, Latigo Canyon Rd, ca 3 mi from Hwy 1, ravine above the road. 304 Comment
  SDSU3573  Polypodium californicum J. Godsil 1952-4-28 218 Los Angeles Little Dalton Canyon, above Geendora, 366 Comment
  RSA85047  Polypodium californicum F. W. Peirson 1919-11-30 2838 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  UCSB62320  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Bear Creek, ca. 2 mi below confluence with W fork 548 Comment
  UCSB62362  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Eaton Canyon, ca. 1/4mi from mouth 457 Comment
  SEINET3245928  Polypogon interruptus R. G. Swinney 2005-1 8386 Los Angeles San Gabriel Mtns.: Big Rock Creek at Paradise Springs. 1439 Comment
  UCD91471  Polypogon viridis W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  SEINET3152570  Polystichum imbricans subsp. curtum M. E. Jones 1882-2-27 sn Los Angeles Pasadena 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
  RSA750898  Populus nigra A. C. Sanders 2008-7-10 35745 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA191080  Portulaca oleracea R. F. Thorne, M. Z. Thorne 1967-7-2 37232 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
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Mar 12 2019
  SEINET923594  Portulaca oleracea Scott D. White 1997-1 4505 Los Angeles Claremont. Geneva Ave.: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. 323 Comment
  UC579880  Portulaca oleracea Annetta Carter 1935-9-10 960 Los Angeles Sierra Madre, 1 East Carter Avenue East Carter Avenue; Sierra Madre, 1 East Carter Avenue Comment
  RSA0008278  Potentilla multijuga H. E. Hasse 1890-08 s.n. Los Angeles Flats near Ballona Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET10629187  Prunus dulcis Heidi H. Schmidt 1999-10-10 Schmidt 3909 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  SD42009  Prunus fasciculata Darley F. Howe 1947-5-6 Los Angeles North face of San Gabriel Mountains. Comment
  SD72237  Prunus fasciculata R. S. Woglum 1935-5-6 729 Los Angeles Palmdale Comment
  UCR125930  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SBBG52889  Prunus ilicifolia subsp. lyonii F. C. Boutin 1967-4-23 1661 Los Angeles Lemon Tank, dump site 304 Comment
  UC1587614  Prunus persica Tim Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte) drainage near mouth of Turnbull Canyon Turnbull Canyon; Whittier Hills, Turnbull Canyon 153 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SFV16073  Pseudognaphalium beneolens P. W. Byrne, K. Moser 1994-5-14 35 Los Angeles Santa Monica Mountains Topanga State Park. Topanga. Near entrance at end of Waveview Drive alongside a dirt fire road on north-facing slope. 350 Comment
  CATA992  Pseudognaphalium biolettii Mark L. Hoefs 1994-5-21 1866 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  HSC84054  Pseudognaphalium biolettii David Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA32061  Pseudognaphalium biolettii Peter H. Raven; 1959-2-15 13786 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  POM358774  Pseudognaphalium biolettii Ora M. Clark 1929-3-24 1778 Los Angeles S. Santa Susana Mtns. Comment
  UCR205179  Pseudognaphalium biolettii R. G. Swinney 2008-4-10 8639 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  RSA286517  Pseudognaphalium biolettii John F. Emmel 1979-5-8 631 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  SBBG94273  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 4449 Los Angeles Camp Frost 300 Comment
  UC896904  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  CAS-BOT-BC357638  Pseudognaphalium stramineum Le Roy Abrams; E. A. McGregor 1908-7-2 534 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  UC206246  Pseudognaphalium stramineum Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  UCR178086  Pteridium aquilinum var. pubescens LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 389 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon 335 Comment
  UC699692  Pteris vittata Kay H. Beach 1943-12-15 1900 Los Angeles stream at Shelter House (just above Flume V.); San Dimas Exerimental Forest, San Dimas Canyon Comment
  UCR258578  Pterostegia drymarioides R. G. Swinney 2010-4-23 12366 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR281293  Purshia glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM18111  Purshia tridentata var. glandulosa Philip A. Munz 1923-5-25 6820 Los Angeles Big Rock Creek. 1280 Comment
  RSA630368  Purshia tridentata var. glandulosa Louis C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  UC2042130  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Cienega Comment
  SEINET4853811  Quercus X grandidentata Joseph Andorfer Ewan 1934-12-27 8487 Los Angeles 2 mi above A. T. & S. F. tracks at mouth of Sawpit Canyon, (i.e. Monrovia C.); San Gabriel Mts. 229 Comment
  SBBG31078  Quercus X macdonaldii R. F. Thorne 1966-4-28 36189 Los Angeles small stream running S of Hay Press Reservoir 396 Comment
  SFV867  Quercus agrifolia P. G. Kilburn 1958-2-23 620 Los Angeles Santa Susana Mountains Oat Mountain. North slope of mountain near crest. 950 Comment
  RSA613170  Quercus berberidifolia C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon Comment
  RSA653362  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  UCR178208  Quercus berberidifolia LeRoy Gross 2000-11-12 325 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB68624  Quercus berberidifolia Gross, LeRoy 2000-11-12 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway 411 Comment
  RSA381390  Quercus chrysolepis Robert F. Thorne, D. Propst 1970-11-12 41568 Los Angeles Santa Catalina Island, Mount Orizaba along n-facing slopes of ridge from S end of mountain; S side S fork of Fern Canyon. 488 Comment
  RSA475266  Quercus chrysolepis Mark Hoefs 1974-10-3 591 Los Angeles Santa Catalina Island, upper Fern canyon- ridge between Mt. Orizaba and Mt. Banning 457 Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  UC5510  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine Comment
  CAS-BOT-BC86898  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8323 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town. Liebre Mountain. 7.5' USGS Quadrangle 1292 Comment
  POM19032  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA476605  Quercus durata var. gabrielensis H. de Forest 1932-8-15 s.n. Los Angeles Verdugo Valley Comment
  UCD45984  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 102 Los Angeles 1.4 miles above Lower San Antonio Ranger Station, Mt. Baldy Road, Los Angeles County, California. 975 Comment
  RSA623991  Quercus engelmannii Arthur R. Kruckeberg 1939-11-26 4902 Los Angeles Mt Wilson Toll Road, Sierra Madre Mts. 610 Comment
  UCSB34851  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge; West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  CAS-BOT-BC61548  Quercus lobata M. Smith 1974-8-14 512 Los Angeles Castaic Comment
  POM8081  Quercus lobata P. A. Munz, R. D. Harwood 1920-5-17 3999 Los Angeles San Fernando Valley. 76 Comment
  POM147821  Quercus pacifica Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UCSB58644  Quercus pacifica Fosberg, F. 1932-5-7 Los Angeles Canyon above Hay Press, Santa Catalina Island Comment
  RSA0073124  Quercus pacifica Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 23 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  RSA190942  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  SEINET13953948 Image available Quercus tomentella Leila M. Shultz 1981-1 4953 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  LA205371  Quercus wislizeni Carl Epling; 1931-4-1 sn Los Angeles Tehachapi Mountains, Keene Station Comment
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Aug 4 2014
  RSA777371  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2010-5-19 5137 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SD51911  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, second canyon south of Seal Cove 29 Comment
  RSA399380  Ranunculus californicus E. A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA399387  Ranunculus californicus G. R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canyon. Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  POM99376  Ranunculus californicus George B. Grant 1902-06 1109 Los Angeles Lincoln Park, Los Angeles Comment
  CAS-BOT-BC378874  Ranunculus californicus var. californicus Louis C. Wheeler 1934-3-10 2428 Los Angeles San Gabriel Mts., adobe soil in meadow on E side near mouth San Dimas Canyon 442 Comment
  SEINET10626447 Image available Raphanus sativus Heidi H. Schmidt 1999-10-14 Schmidt 3837 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SFV15539  Raphanus sativus R. K. Stachelek 1992-4-14 8 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UCR237896  Raphanus sativus Mark A. Elvin 2003-4-22 2531 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  UCR150555  Rhamnus californica R. G. Swinney 1999-6-21 7352 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR209545  Rhamnus californica R. G. Swinney 2008-7-2 9109 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
  RSA654625  Rhamnus californica subsp. californica Glenda Long 1981-4-26 24 Los Angeles West Fork San Gabriel [Canyon], 2.4 miles up road. Comment
  SBBG129219  Rhamnus crocea J. G. Jack 1907-7-12 Los Angeles Millard's Canon, Pasadena Comment
  CAS-BOT-BC55999  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  RSA391048  Rhamnus ilicifolia D. A. Young 1969-3-10 P- 384 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park off of san Dimas Ave., in a canyon 300 yds. NW of the road. 305 Comment
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Aug 12 2014
  RSA579490  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-10 7719 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA702249  Rhamnus ilicifolia Gary D. Wallace 1985-2-24 2165 Los Angeles Gold Hill. Comment
  UC18554  Rhamnus ilicifolia J. H. Barber 1897-6-26 190 Los Angeles Aliso Canyon Comment
  CAS-BOT-BC59788  Rhamnus pirifolia Tim Ross; Jakara Takara; Stacey Otte 1993-4-24 6961 Los Angeles Santa Catalina Island: w. end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons 91 Comment
  JEPS42042  Rhamnus pirifolia Dr. John W. Harshberger 1925-7-31 Los Angeles Catalina Island Comment
  POM158338  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1713 Los Angeles Orizaba Canyon, Santa Catalina Island. 244 Comment
  RSA342506  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, M. Z. Thorne 1969-7-10 38447 Los Angeles Slope from wet Seepage just E of Big Pines Ranger Station 2073 Comment
  RSA495627  Rhamnus tomentella subsp. cuspidata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 329 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  SFV2139  Rhus aromatica O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On east side of slope along Topanga Canyon Blvd, about 7 miles south of Ventura Blvd. 457 Comment
  CAS-BOT-BC170457  Rhus integrifolia Alice Eastwood 1906-6-5 239 Los Angeles Roscoe Comment
  OBI34569  Rhus integrifolia David J. Keil 1983-8-23 17868 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 Comment
  RSA239456  Rhus integrifolia E. R. Blakely 1962-6-9 5198 Los Angeles San Clemente Island. North slope of canyon west of road, 2 1/2 miles north of China Point. 168 Comment
  RSA386488  Rhus integrifolia Fay A. MacFadden 1931-3-20 s.n. Los Angeles La Tuna Canyon. Comment
  RSA610780  Rhus integrifolia L. C. Wheeler 1933-6-17 1862 Los Angeles Claremont 365 Comment
  RSA599235  Rhus integrifolia L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  CAS-BOT-BC167963  Rhus ovata Grant 1902-5-16 4557 Los Angeles Eagle Rock near Pasadena Comment
  RSA386376  Rhus ovata I. W. Clokey, B. Templeton 1929-04 4431 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA386384  Rhus ovata Fay A. MacFadden 1931-3-31 s.n. Los Angeles Tuna Canyon, Verdugo Hills, Canyon opposite Belmont Country Club Comment
  SBBG54441  Rhus ovata S. See 1956-4-9 49 Los Angeles wash, campus of Pomona College, Claremont; E end of Third St 365 Comment
  UC869703  Rhus trilobata Ira W. Clokey, B. Templeton 1929-4-1 4451 Los Angeles Mandeville Canyon; Santa Monica Mountain 350 Comment
  POM126419  Rhus trilobata var. pilosissima Joseph Grinnell 1903-7-30 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC433167  Ribes Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Swartout [Swarthout] Valley Comment
  CAS-BOT-BC433170  Ribes W H Shockley No date on label s.n. Los Angeles Mt Lowe Comment
  UC974947  Ribes amarum Marcus E. Jones, A. M. 1882-2-25 2378 Los Angeles Pasadena Comment
  UCSB2586  Ribes amarum Beach, Kay 1943-2-18 Los Angeles San Dimas Exp. Forest; Monroe Comment
  CLARK-A1528-4118  Ribes aureum Art Whistler 1966-3-20 Los Angeles Lake Vista Comment
  CAS-BOT-BC92434  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-16 s.n. Los Angeles Monrovia. Comment
  LA205461  Ribes aureum var. gracillimum O. A. Plunkett; 1926-3-6 sn Los Angeles Santa Anita Canyon, Sierra Madre Comment
  RSA476429  Ribes aureum var. gracillimum Anstruther Davidson 1906-5-12 1825 Los Angeles Providencia Ranch, Hollywood. Comment
  RSA624573  Ribes aureum var. gracillimum Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 602 Comment
  CAS-BOT-BC93106  Ribes californicum var. hesperium Fordyce Grinnell 1903-12-31 101 Los Angeles Mount Wilson Trail, Santa Anita Canon [Canyon]. 762 Comment
  CHSC8454  Ribes californicum var. hesperium Edward Laidlaw Smith 1958-2-18 320 Los Angeles Cobal Canyon. San Gabriel Mt. Range. Cobal Creek drainage area. 609 Comment
  LA50712  Ribes californicum var. hesperium Harlan Lewis; Carl Epling 1941-1-28 sn Los Angeles 566 Comment
  RSA679142  Ribes californicum var. hesperium Valerie L. Soza, Bill Hogshead 2002-5-10 1462 a Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon 854 Comment
  LA211278  Ribes californicum var. hesperium Arthur C. Gibson; 2004-1-9 5000 Los Angeles SANTA MONICA MOUNTAINS, along nature trail in Wilderness Area near base of north side trail to Bone Mountain. Comment
  UCR272863  Ribes cereum var. cereum R. G. Swinney 2011-7-29 15568 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA788772  Ribes indecorum Mark A. Elvin, M. Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 200 m off road. Sandy alluvial wash. Comment
  RSA441460  Ribes malvaceum var. viridifolium John P. Hill 1933-3-24 s.n. Los Angeles Verdugo Woodlands, near Los Angeles Comment
  UCR209434  Ribes nevadense R. G. Swinney 2008-9-13 9451 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  POM7055  Ribes speciosum P. A. Munz, G. Williams, L. T. Street 1919-4-5 2414 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  RSA640831  Ribes speciosum Louis C. Wheeler 1931-1-15 s.n. Los Angeles San Dimas: Puddingstone. Comment
  RSA640986  Ribes viburnifolium Robert F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island: ENE slope of Blackjack Mine. 457 Comment
  CHSC53241  Ricinus communis L. P. Janeway 1988-12-24 3160 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  SD107822  Ricinus communis Larry DeBuhr, Gary Wallace 1972-9-2 696 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  SEINET13383091 Image available Ricinus communis R. G. Swinney 2010-1 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  CAS-BOT-BC434242  Rigiopappus leptocladus A. C. Sanders 2007-4-19 33425 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  RSA0087035  Robinia pseudoacacia R. G. Swinney 2010-4-1 12148 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR256478  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 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
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR132944  Rorippa nasturtium-aquaticum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCR150058  Rorippa nasturtium-aquaticum L. C. Wheeler 1967-5-31 9808 Los Angeles Transverse Ranges; San Gabriel Mountains region, Pallett Creek at confluence with Big Rock Creek 1082 Comment
  RSA279018  Rorippa palustris subsp. occidentalis R. F. Thorne, C. W. Tilforth 1971-4-9 41547 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  UCR179269  Rosa woodsii R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon 610 Comment
  UCR178074  Rumex acetosella LeRoy Gross, Naomi Fraga 2002-5-16 541 Los Angeles Transverse Ranges; San Gabriel Moutains, Van Tassel road a short distance southeast of White Saddle, Angeles National Forest road survey of 2002 976 Comment
  UC1871117  Rumex acetosella T. S. Ross 1993-5-14 7144 Los Angeles Western San Gabriel Mtns.; Between May Canyon Saddle and May Peak [3948'], westerly slope of May Peak 1146 Comment
  RSA466073  Rumex crispus Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  UC1584738  Rumex crispus Tim Ross and Annette Ross 1991-6-3 5520 Los Angeles s base Elephant Hill (w Pomona); Pomona, Elephant Hill 243 Comment
  IRVC29681  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26223 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA774168  Rumex salicifolius R. G. Swinney 2009-7-22 11341 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC1584060  Rumex salicifolius var. salicifolius Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4042 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest 1463 Comment
  UC729767  Rumex salicifolius var. salicifolius Carl B. Wolf 1932-5-12 Los Angeles between Little Harbor and Cottonwood Creek; Santa Catalina Island 45 Comment
  CATA3172  Ruppia maritima Amy Catalano, Julia Parish 2016-9-22 152 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on S side of road 65 Comment
  RSA477740  Sagina saginoides F. R. Fosberg, J. Ewan 1931-8-12 s.n. Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  SFV15999  Salazaria mexicana D. C. Joyner, S. A. Call 1994-5-14 41 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  RSA478879  Salicornia virginica F. R. Fosberg 1930-6-23 S 2977 Los Angeles Del Rey. 0 Comment
  CAS-BOT-BC103146  Salix bonplandiana Geo. B. Grant Apr. 4 3723 Los Angeles Los Angeles River Comment
  UCR209511  Salix exigua Dan S. Cooper 2009-1 209- 23 Los Angeles Los Angeles Basin, West Athens area, 'Anderson Wash', relict habitat along RR right-of-way south of 105 Fwy and west of Normandie Blvd., South Los Angeles 53 Comment
  RSA0104967  Salix exigua Steven A. Junak 1999-7-16 SCa- 1051 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  LA208731  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  SD69482  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles Santa Catalina Island: along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest 75 Comment
  SJSU270  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 299 Comment
  UC492424  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  JEPS14846  Salix lasiolepis I. W. Clokey and E. G. Anderson 1931-3-11 5345 Los Angeles San Gabriel Canyon 1300 Comment
  RSA6437  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 7 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA6446  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon. 225 Comment
  SJSU241  Salix lasiolepis C. W. Sharsmith 1932-1-17 9 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 298 Comment
  UCR191744  Salix lasiolepis A. C. Sanders 2008-4-23 35083 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  CAS-BOT-BC128488  Salix lasiolepis var. lasiolepis W. R. Dudley 1895-1-3 s.n. Los Angeles Raymond, by railway. Comment
  CAS-BOT-BC176855  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale Comment
  CAS-BOT-BC180708  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir 914 Comment
  LA31628  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-10-14 14643 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA608018  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  SDSU21055  Saltugilia grinnellii subsp. grinnellii Ian Cain, Ryan Gilmore 2010-6-2 1487 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  RSA600413  Saltugilia splendens Steve Boyd, Lauren Raz 1997-4-30 9634 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  RSA663340  Saltugilia splendens subsp. splendens P. A. Munz 1921-6-17 4656 Los Angeles Swartout [Swarthout] Valley: Sawmill. 2073 Comment
  RSA215194  Salvia apiana Louis C. Wheeler 1932-5-21 728 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  POM4134  Salvia carduacea Alice Davis 1908-5-1 s.n. Los Angeles Claremont. 400 Comment
  UC1871143  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4794 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
  UC634913  Salvia columbariae H. L. Mason 1926-4-26 2958 Los Angeles 4 mi w Saugus Comment
  UCR258710  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA776323  Salvia dorrii var. pilosa R. G. Swinney 2009-4-29 10612 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  IRVC28985  Salvia leucophylla A. C. Sanders 2003-6-19 26972 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UC1124756  Salvia leucophylla F. H. Raymond 1930-1-13 30 Los Angeles Head of Pueroc Canyon; Calabasas Quad. 213 Comment
  UCR259584  Salvia mellifera R. G. Swinney 2010-4-15 12231 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA473416  Salvia mellifera Ora M. Clark 1929-3-24 1788 Los Angeles S. Santa Susana Mtns. Comment
  RSA703269  Salvia spathacea D. E. Bramlet 2003-10-1 3523 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  RSA650339  Sambucus caerulea Guy C. Black 1948-4-23 s.n. Los Angeles Approx. 4 mi. west of Covina near Baldwin Park. 213 Comment
  UC1594395  Sambucus mexicana Tim Ross and Elizabeth Kellogg 1992-4-11 6109 Los Angeles China Canyon San Clemente Island (w fork, e or ne-facing base of canyon wall) 304 Comment
  RSA0036738  Sambucus mexicana Patricia Kouo 1994-4-27 944234 Los Angeles 3 miles south of I-60. On the west side of Rosemead Blvd, at the most southern lake. On the most southern end of the lake. Comment
  RSA681046  Samolus parviflorus Scott D. White 2003-6-2 9438 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  POM219124  Sanguisorba minor Louis C. Wheeler 1932-7-25 1102 Los Angeles Thompson Creek, 2.5 miles NE La Verne 381 Comment
  SBBG98466  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5260 b Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 384 Comment
  POM3179  Sanicula bipinnatifida D. L. Crawford 1916-3-1 s.n. Los Angeles Mts. near Claremont Comment
  RSA97377  Sanicula bipinnatifida F. W. Peirson s.n. Los Angeles hills near Shorb, Los Angeles Co. Comment
  RSA653863  Sanicula crassicaulis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 884 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  SFV22089  Sanicula crassicaulis V. Soza, L. Gross, B. Hogshead 2001-4-26 1187 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  CATA885  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1698 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  UCR192851  Sarcodes sanguinea R. G. Swinney 1998-7-14 6446 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  SBBG31210  Schinus molle R. F. Thorne 1966-9-16 36708 Los Angeles N slope of Black Jack Mtn 411 Comment
Read comments
Jan 31 2012
  UCSB22446  Schismus arabicus Bridge, Phillip 1966-5-13 Los Angeles East side of 213th Street, .3 mile south from its junction with State 138, San Gabriel Mountains at base 1021 Comment
  UCR220213  Schismus barbatus R. G. Swinney 2009-4-24 10473 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR259755  Schismus barbatus R. G. Swinney 2010-5-11 12628 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR270069  Schoenoplectus acutus R. G. Swinney 2010-6-29 13388 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SBBG59258  Schoenoplectus americanus R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR125144  Schoenoplectus americanus A. C. Sanders, Mark Elvin 2002-6-25 25291 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
  RSA0115817  Scirpus microcarpus Steven A. Junak 1999-9-10 SCa- 1094 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA427200  Scrophularia villosa Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island. Comment
  RSA583020  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  UCR94473  Scutellaria siphocampyloides Orlando Mistretta, T. S. Ross 1994-6-1 1312 Los Angeles San Gabriel Mtns, Santiago Canyon 1402 Comment
  RSA0080430  Scutellaria siphocampyloides R. G. Swinney 2011-6-29 15366 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA708658  Scutellaria tuberosa Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1186 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  RSA0083644  Sedum spathulifolium F. W. Peirson 1921-6-21 2472 Los Angeles West Fork of San Gabriel River. 686 Comment
  UCR263275  Sedum spathulifolium Anuja Parikh, Nathan Gale 2012-5-2 3584 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 6.3 km west of State Hwy 39, San Gabriel Canyon Road 590 Comment
  RSA604374  Selaginella asprella Louis Cutter Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  CDA1013  Selaginella bigelovii D. G. Kelch 1991-3-17 1324 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SD253313  Selaginella bigelovii R. G. Swinney 2011-10-27 15903 Los Angeles San Gabriel Mountains: West fork San Gabraiel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  SEINET10872365  Selaginella bigelovii Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4793 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  POM952  Selaginella bigelovii Philip A. Munz 1918-3-28 2010 Los Angeles Claremont, wash of Palmer's Canyon. Comment
  CAS-BOT-BC363451  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  IRVC27788  Senecio flaccidus var. douglasii A. C. Sanders 2005-5-11 30175 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
  IRVC28170  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  UC831720  Senecio flaccidus var. douglasii Ira W. Clokey, B. Templeton July 1929 4592 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR272532  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  SD91999  Senecio lyonii Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22675 Los Angeles San Clemente Island; Wilson's Cove 24 Comment
  UCR108457  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mtns., Bottom of Millard Canyon, on both sides of Angeles National Forest boundary. E side of canyon Comment
  RSA675874  Senecio vulgaris LeRoy Gross 2003-3-9 784 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA240681  Senecio vulgaris Donald R. Bissing 1973-4-20 43 Los Angeles Evey Canyon, San Gabriel Mountains. Growing along roadside 0.4 mile from mouth of canyon. 731 Comment
  RSA691051  Setaria parviflora Scott D. White 2003-10-14 9834 Los Angeles Foothills above Sierra Madre. L. A. Dept. of Public Works 'Sierra Madre Villa' Debris Basin (Mt. Wilson). 335 Comment
  UCR247561  Setaria parviflora Daniel Gluesenkamp 2006-11-23 s.n. Los Angeles Fallbrook, 1524 Dickey Street in abandoned citrus orchard 233 Comment
  UCR41435  Setaria verticillata O. L. Braucher 1933-1 s.n. Los Angeles West Covina, walnut orchard of Mr. S.L. Watts. Comment
  UCD170107  Silene antirrhina R. G. Swinney 2008-6-4 8923 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  CAS-BOT-BC387022  Silene gallica Peter H. Raven 1990-4-8 13979 Los Angeles Santa Monica Mountains; Point Dume 21 Comment
  CATA427  Silene gallica Sara L. Crockett, Sheila Schueller 1997-3-8 565 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road, N side of road, ca. 200 m toward San Pedro Channel 268 Comment
  SBBG128760  Silene gallica M. L. Hoefs 1995-5-16 2032 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SBBG37712  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles Mosquito Harbor Comment
  RSA655782  Silene gallica LeRoy Gross 2001-2-17 338 Los Angeles Verdugo Mountains, north side: East of Hostetter Mountainway, follow dirt road that splits east of Hostetter parallel with 210 freeway., This road dips down into a canyon then climbs back up and around the first ridge east facing slope. 549 Comment
  UC66725  Silene gallica N. K. Berg 1904-3-29 Los Angeles Boyle Height Comment
  RSA598265  Silene laciniata subsp. major R. G. Swinney 1989-5-17 s.n. Los Angeles in and near the city of Glendora. SW boundary of Glendora wilderness park along firebread adjacent to Bluebird Hill 396 Comment
  JEPS50884  Silene lemmonii Frank Peirson 1918-6-10 39 Los Angeles Mt. Lowe 1371 Comment
  RSA609075  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns.: Cascade Canyon off San Antonio Canyon. 1112 Comment
  RSA94828  Silybum marianum F. W. Peirson 2134 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA0115447  Sisymbrium altissimum R. G. Swinney 2011-10-13 15782 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA587382  Sisymbrium altissimum Orlando Mistretta 1992-5-8 284 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  UC1126793  Sisymbrium altissimum A. D. Gifford 1935-4-30 640 Los Angeles 6 mi wsw of Manzana 1005 Comment
  UCR149837  Sisymbrium altissimum L. C. Wheeler 1967-5-29 9772 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon Saddle, [covered former dump] 1378 Comment
  UCR96316  Sisymbrium altissimum B. G. Pitzer 1996-4-20 2698 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UCD115463  Sisymbrium altissimum R. A. Blanchard 1931-5-2 2187 Los Angeles Lancaster. Comment
  POM293228  Sisymbrium irio Lyman Benson 1945-5-21 11729 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA0080646  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  LA200326  Sisymbrium orientale Jonathan Sauer; R. Sauer 1973-4-28 5444 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA12277  Sisyrinchium bellum Carl B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach. Comment
  RSA366933  Sisyrinchium bellum E. A. McGregor 1965-5-18 s.n. Los Angeles Claremont, near foothills Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  UC1348860  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island, Hay Press area Santa Catalina Island; , Hay Press area 426 Comment
  UC998925  Solanum douglasii P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  RSA483716  Solanum douglasii Richard Noyes, L. Arnseth 1988-4-30 509 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA427308  Solanum elaeagnifolium Bonnie C. Templeton 1954-8-8 s.n. Los Angeles From RR (SP) embankment near Soledad Public Camp, Soledad Canyon. Comment
  SEINET7274288 Image available Solanum nigrum B. C. Templeton 1929-11-17 1450 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC154695  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  RSA0081782  Solanum umbelliferum R. G. Swinney 2010-5-25 12953 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA427399  Solanum umbelliferum Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  RSA773799  Solanum umbelliferum R. G. Swinney 2009-6-17 11155 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  RSA427404  Solanum umbelliferum N. C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA427410  Solanum umbelliferum Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  SEINET6186049  Solanum umbelliferum N. R. Berg 1904-4-14 s.n. Los Angeles Santa Monica Comment
  LA209705  Solanum wallacei Harlan Lewis; 1937-3-25 sn Los Angeles Santa Catalina Island, Catalina Island 121 Comment
  RSA582969  Solanum wallacei Tim S. Ross, Takara 1993-4-23 6937 a Los Angeles Santa Catalina Island. SW part of the island in Cape Canyon, just above bed of canyon near roadside. 256 Comment
  UC884961  Solanum wallacei Carl B. Wolf 1932-10-4 4219 Los Angeles Hamilton Canyon, below turn in road, above airport Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 22 Comment
  UCD127091  Solanum xanti Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  RSA656779  Solanum xanti var. intermedium Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 713 Los Angeles North side: Northeastern side of La Tuna Canyon, north of 210 freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 549 Comment
  CDA8720  Solidago californica Phillipson 1915-8-18 Los Angeles Monrovia. Comment
  POM155782  Solidago californica M. B. Dunkle 1928-10-7 2001 Los Angeles Middle Ranch Canyon 168 Comment
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Jun 5 2014
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  CAS-BOT-BC365025  Solidago velutina subsp. californica F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  LA203980  Solidago velutina subsp. californica Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4660 Los Angeles San Gabriel Mountains, Summit of Mt. Pacifico 2133 Comment
  UC36210  Solidago velutina subsp. californica W. H. Brewer 1860-12-21 76 Los Angeles Sierra Santa Monica Comment
  SBBG14288  Solidago velutina var. californica H. and M. Dearing 1944-10-5 5891 Los Angeles Charlton Flats Comment
  UCR154366  Soliva sessilis A. C. Sanders 2005-5-1 29836 Los Angeles Los Angeles Natural History Museum, Exposition Park, Los Angeles 53 Comment
  UCR92320  Sonchus oleraceus Scott D. White 1995-2-7 2535 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  LA39068  Sonchus oleraceus H. Lewis; 1940-8-14 Los Angeles Campus of University of California at Los Angeles Comment
  RSA474072  Sonchus oleraceus M. B. Dunkle 1939-4-6 7289 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SBBG59120  Sorghum halepense M. N. Ackley -May-1928 15 Los Angeles southwest flats, Los Angeles Comment
  UC1870177  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles Transverse Ranges; Verdugo Mountains region: San Rafael Hills: North section of hills; Gate #4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  SBBG131034  Spergularia bocconi S. A. Junak 1999-5-6 SCa 881 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  RSA0098582  Spergularia villosa F. W. Peirson 1923-4-8 3449 Los Angeles San Clemente Island, back from Wilsons Cove. Comment
  JEPS62996  Stachys albens Frank W. Peirson 1921-7-1 1046 Los Angeles Soledad Canyon San Gabriel Mts. 441 Comment
  RSA186281  Stachys albens Joseph A. Ewan 1933-7-4 7875 Los Angeles San Gabriel Mtns.Spanish Canyon above Monrovia 610 Comment
  LA52395  Stachys albens Nesta Hutchinson; 1931-5-30 s.n. Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA565745  Stachys bullata Mike Hammitt, Jason Rick 1991-6-19 s.n. Los Angeles Sawpit Canyon. 549 Comment
  SEINET9297262  Stachys bullata Unknown 2009-4-16 10350 Los Angeles San Gabriel Mountains Comment
  RSA151736  Stanleya pinnata R. C. Bacigalupi 1954-4-8 4392 Los Angeles Along Hwy 101A, opposite Malibu Pt, and 1/4 mile E of bridge across Malibu Creek, near Serra Franciscan Retreat Comment
  UCSB2454  Stanleya pinnata Wedberg, H. 1957-5-5 Los Angeles 1/4 mi. N(W) Malibu Pier, Hwy. 101 Comment
  SBBG108969  Stebbinsoseris heterocarpa S. A. Junak 1997-4-8 SCl 790 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  CAS-BOT-BC374818  Stebbinsoseris heterocarpa W. R. Shaw 1901-4-2 570 Los Angeles Puente Hills 396 Comment
  RSA0080648  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UCD99449  Stellaria media Colin M. Wainwright 1971-3-26 121 Los Angeles 5 miles north of Claremont. Evey Canyon, off Baldy Road. 1036 Comment
  RSA545254  Stellaria media D. Propst, Mark Hoefs 1973-3-3 49 Los Angeles Santa Catalina Island: Cottonwood Canyon 183 Comment
  RSA678318  Stellaria nitens V. Soza, Steve Boyd 2002-4-10 1399 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA474171  Stephanomeria cichoriacea Geo. L. Moxley 1914-9-7 7 Los Angeles Cota, near Long Beach Comment
  RSA95224  Stephanomeria cichoriacea F. W. Peirson 1924-8-23 5050 Los Angeles West Fork of San Gabriel River. 411 Comment
  SD48936  Stephanomeria diegensis Reid Moran 1958-9-15 6839 Los Angeles San Clemente Island, Wilson Cove. 49 Comment
  RSA579437  Stephanomeria exigua subsp. coronaria Timothy S. Ross 1994-6-22 7997 Los Angeles vicinity of Santiago Canyon: lower end of major NE-draining tributary of Santiago Canyon (originating at saddle with upper N fork of Tie canyon; joining Santiago Cyn stream at 4385 ft.) 1390 Comment
  POM6159  Stephanomeria exigua subsp. exigua D. L. Crawford s.n. Los Angeles Claremont. Comment
  RSA474195  Stephanomeria exigua subsp. exigua E. A. Purer 1930-11-25 s.n. Los Angeles Near Los Angeles Comment
  RSA6051  Stephanomeria virgata C. B. Wolf 1932-10-3 4212 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  UCR219278  Stephanomeria virgata Jonas A. Winbolt, Rocky Brown 2010-8-20 013 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
  RSA276014  Stephanomeria virgata subsp. virgata Jack Delaini 1974-2-27 53 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. On firebreak along E ridge of canyon 822 Comment
  RSA250387  Stephanomeria virgata subsp. virgata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42224 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  OBI69335  Stipa lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island, 36765.20N x 3696140.19E 427 Comment
  RSA0098772  Stipa occidentalis R. G. Swinney 2011-7-8 15488 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR72764  Stipa pulchra Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4364 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM156283  Stuckenia pectinata Le Roy Abrams 1902-6-19 2575 Los Angeles Soldier s Home Comment
  CAS-BOT-BC376002  Stylocline gnaphaloides Le Roy Abrams 1901-4-1 1238 Los Angeles Ballona Harbor Comment
  RSA0070123  Stylocline gnaphaloides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6955 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
  POM414  Stylomecon heterophylla E. L. Brown 1893-03 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC110428  Suaeda taxifolia John Thomas Howell 1948-7-2 24764 Los Angeles Redondo Beach. Comment
  UCR212835  Symphoricarpos albus var. laevigatus Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1832 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