Search Results — 2000 specimen records retrieved (1569 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC26557  Abronia pogonantha James Henrickson 1971-4-25 5526 Los Angeles 17 miles East of Palmdale in Mojave Desert just south of Lovejoy Buttes. 883 Comment
  RSA247976  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-24 43448 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA460995  Abronia umbellata James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  UCR99443  Acacia baileyana L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mtns., Bluebird Ranch (Truck Trail) east of Richard Ferguson's House 457 Comment
  SD90061  Acacia cyanophylla Nancy Ryan Zabriskie 1973-2-25 567 Los Angeles South Pasadena, untended vacant lot south of the east end of Mill Road, west side of the storm drain Comment
  UCR117129  Acacia cyclops A. C. Sanders, D. Malueg 2001-5-17 24335 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  JEPS12530  Acamptopappus sphaerocephalus var. sphaerocephalus Frank W. Peirson 1921-5-19 24007 Los Angeles lower part, in wash Little Rock Creek canyon; San Gabriel Mountains 975 Comment
  RSA409463  Acanthomintha obovata subsp. cordata E. L. Adams 1924-1 s.n. Los Angeles Near Liebre, Ridge Route. Comment
Read comments
May 12 2014
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UCR150383  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Foot of San Gabriel Mtns, Old meander of San Jose Creek: 46 m east of Valley Blvd. and 1 km N of Grand Ave.; 30 m west of the existing San Jose Creek flood control channel 189 Comment
  CAS-BOT-BC21678  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove. San Clemente Island. 9 Comment
  UCR179704  Achillea millefolium R. G. Swinney, Dave Larson 1996-7-17 5132 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA3515  Achillea millefolium var. californica Carl B. Wolf 1932-5-9 3458 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  POM353048  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  SBBG127053  Achnatherum coronatum A. Parikh, N. Gale 2011-6-8 3432 Los Angeles Portal Ridge, 1.4 km W of Godde Hill Rd, 0.8 km S of California Aqueduct 1070 Comment
  POM50522  Achnatherum coronatum Le Roy Abrams 1901-04 1305 Los Angeles Santa Monica Mountains Comment
  RSA6637  Achnatherum coronatum Fay A. MacFadden 1930-06 2355 Los Angeles Verdugo Mountains: La Tuna Canyon. 335 Comment
  RSA91731  Achnatherum coronatum F. W. Peirson 1926-4-29 6645 Los Angeles Among shrubs on east side of stream bed, Pacoima Wash, at west end of San Gabriel Mountains Comment
  CAS-BOT-BC217022  Achnatherum occidentale John Thomas Howell 1947-7-18 23391 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA597124  Achnatherum speciosum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3710 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR186898  Achyrachaena mollis A. C. Sanders 2006-4-14 32053 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCD103879  Acmispon americanus var. americanus L. W. Nuttall 1920-7-15 610 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  SBBG96854  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4239 Los Angeles lower half of China Cyn, W side Comment
  SD21276  Acmispon argophyllus var. argenteus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina,Island, Avalon Comment
  CAS-BOT-BC213461  Acmispon argophyllus var. argophyllus G. B. Grant 1898-4-1 s.n. Los Angeles Old Wilson Trail Comment
  LA33637  Acmispon argophyllus var. argophyllus Henry J. Thompson; 1959-5-24 2017 Los Angeles 716 Comment
  LA52431  Acmispon glaber var. glaber Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG67366  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1925-5-16 Los Angeles W border of Antelope Valley Comment
  CHSC95445  Acmispon heermannii var. heermannii LeRoy Gross; Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  SBBG127974  Acmispon micranthus M. L. Hoefs, S. A. Junak 1996-5-1 2704 Los Angeles rd to Lone Tree 478 Comment
  UCSB45406  Acmispon strigosus Osburn, Rob 1979-3-29 Los Angeles San Gabriel Mtns., on Agua Dulce Canyon Rd., off of Antelope Valley Freeway 609 Comment
  CAS-BOT-BC29211  Acourtia microcephala Tim Ross; Steve Boyd 1994-6-22 8017 Los Angeles Warm SPrings Canyon, La Liebre Mtns, 0.5 road miles W of Lake Hugher Rd along Forest Service Rd 6N32 658 Comment
  RSA471672  Acourtia microcephala Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC133189  Adenostoma fasciculatum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  RSA390573  Adenostoma fasciculatum Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR13481  Adenostoma fasciculatum O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA177862  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-5-10 34442 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  SBBG12784  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1962-10-4 5399 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  RSA733168  Adiantum capillus-veneris R. G. Swinney 1998-7-30 6599 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA85005  Adiantum capillus-veneris F. W. Peirson 1921-3-6 2586 Los Angeles San Gabriel Mountains, east of Fish Creek. 229 Comment
  LA3986  Adiantum jordanii W. Scott Lewis; 1904-4-24 402 Los Angeles SANTA MONICA MOUNTAINS, Nichols Canyon Comment
  LA4001  Adiantum jordanii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  UC284777  Adiantum jordanii P. A. Munz 1923-4-10 6714 Los Angeles s Lemon Tank (east coast); San Clemente Isl Comment
  UCR189712  Agoseris grandiflora R. G. Swinney 1998-7-10 6392 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  CAS-BOT-BC13416  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1994-5-11 7825 Los Angeles Sawmill Mountain, N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1548 Comment
  POM11661  Agoseris retrorsa P. A. Munz 1921-6-17 4608 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA0103350  Agoseris retrorsa R. G. Swinney 2011-5-19 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  UCR271194  Agoseris retrorsa R. G. Swinney 2011-6-6 14994 A Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0035490  Agoseris retrorsa Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA95120  Agoseris retrorsa F. W. Peirson 1919-5-14 2764 Los Angeles East trail to Mount Lowe. 1066 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  POM1143  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles Prairie Fork of San Gabriel River. 2134 Comment
  RSA802563  Agrostis exarata Orlando Mistretta, Christine Mistretta 2011-7-6 5904 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA528035  Albizia distachya S. Morgan 1991-3-3 s.n Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  RSA626099  Allium fimbriatum var. fimbriatum LeRoy Gross 1999-4-29 157 Los Angeles Sierra Pelona Mountains. 1371 Comment
  CAS-BOT-BC135898  Allium haematochiton L. Street; P. A. Munz; G. Williams 1919-4-5 2438 Los Angeles San Dimas, Puddingstone Canyon Comment
  RSA0051633  Allium haematochiton Lee Haines 1951-4-6 s.n. Los Angeles Saddle Peak, Topanga. 487 Comment
  RSA0056352  Allium haematochiton Lee Haines 1951-4-6 s.n. Los Angeles Saddle Peak. 609 Comment
  UCR253915  Allium lacunosum var. davisiae Mitch Provance 2010-5-6 0510- 07 Los Angeles Transverse Range/Mojave Desert, Tejon Ranch, c. 1.5 miles west of Neenach and 0.5 mi. SW of Hwy 138 crossing of Pacific Crest Trail 960 Comment
  SDSU11552  Allium praecox R. M. Beauchamp 1967-3-19 306 Los Angeles San Clemente Island Growing on east rim of canyon south of Wilson Cove Pier. Comment
  POM3530  Allophyllum divaricatum J. H. Fairchild s.n. Los Angeles Claremont. Comment
  RSA0110930  Allophyllum gilioides R. G. Swinney 2011-6-7 15073 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stoney Ridge Observatory. 1768 Comment
  UCR149773  Allophyllum glutinosum Scott D. White, Pam Devries 2004-5-18 10433 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
  RSA580315  Allophyllum violaceum T. S. Ross, S. D. Boyd 1994-5-24 7868 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  RSA229048  Allophyllum violaceum R. F. Thorne 1971-6-30 40775 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  UCR150451  Alnus rhombifolia R. G. Swinney 1999-6-21 7357 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  SEINET10475605  Aloe arborescens Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4848 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
  UCD97061  Alternanthera philoxeroides H. Daniels; G. Garrettson 1956-9-1 s.n. Los Angeles Rio Hondo River, San Gabriel Blvd. Near Rosemead Blvd, El Monte. Comment
  RSA187841  Althaea rosea Robert F. Thorne 1966-6-1 s.n. Los Angeles Santa Catalina Island: edge of undergrowth in Pebbly Beach Canyon near end of road 91 Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR158442  Amaranthus albus David Charlton 1989-5-17 3183 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA604692  Amaranthus albus L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  RSA766851  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM213642  Amaranthus deflexus P. A. Munz 1932-10-1 13130 Los Angeles Pomona Junction. 274 Comment
  RSA402997  Amaranthus hybridus E. S. Spalding 1922-10-10 s.n. Los Angeles Los Angeles., Roadside Comment
  POM279354  Amaranthus retroflexus Anonymous 1915-6-25 s.n. Los Angeles Long Beach. along street. Comment
  SEINET4001593 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 8111 Los Angeles Santa Barbara Island. Comment
  UC891310  Amblyopappus pusillus L. W. Nuttall 257 Los Angeles Santa Catalina Island Comment
  RSA177888  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34647 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  RSA659730  Amblyopappus pusillus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 87 Los Angeles San Clemente Island. Comment
  SD129576  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. Comment
  RSA321313  Ambrosia artemisiifolia O. F. Clarke 1970-8-5 s.n. Los Angeles At the home of Judy Owen, 8841 Quakertown Ave, Northridge. Comment
  SBBG128554  Ambrosia chamissonis M. L. Hoefs 1955-5-30 2157 Los Angeles Ben Weston Beach 4 Comment
  RSA416927  Ambrosia chamissonis L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC45000  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  RSA533484  Ambrosia confertiflora Timothy S. Ross 1991-3-9 4179 Los Angeles Whittier Hills: SE side of ridgetop knoll, head of Oak Canyon. 369 Comment
  SBBG18026  Ambrosia psilostachya D. E. Breedlove 1961-9-24 1293 Los Angeles Middle Ranch Cyn, 0.5 mi above Ben Weston Beach 60 Comment
  UCR209418  Amelanchier utahensis R. G. Swinney 2008-9-12 9450 Los Angeles San Gabriel Mtns., Buckhorn Canyon, just north of Burkhart Trail parking lot, between trail and stream 1951 Comment
  LA202598  Ammannia coccinea Louis Wheeler; 1932-9-19 1387 Los Angeles 121 Comment
  RSA607674  Ammannia robusta Louis C. Wheeler 1951-8-20 6834 Los Angeles Pasadena: Devils Gate Dam. Comment
  RSA0062529  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 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
  RSA594565  Amorpha californica var. californica L. C. Wheeler 1967-7-30 10278 Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1005 Comment
  RSA0079974  Amsinckia intermedia Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1179 Los Angeles Western mouth of La Tuna Canyon, north side of La Tuna Canyon. Trail from Tuxford St and Ledge Ave. 320 Comment
  UC557747  Amsinckia intermedia Nell Murbarger March, 1936 11 Los Angeles San Clemente Island Comment
  RSA0079983  Amsinckia intermedia R. F. Thorne 1966-4-15 36000 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA638174  Amsinckia intermedia L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  RSA724777  Amsinckia intermedia K. Dobry 1991-3-16 d- 253 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  POM4024  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  RSA598942  Amsinckia menziesii var. menziesii Steve Boyd, Timothy S. Ross 1997-3-21 9191 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA772420  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 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
  RSA465138  Anagallis arvensis L. E. Hoffman 1929-6-8 s.n. Los Angeles Arroyo Seco, Angeles National Forest Comment
  RSA611652  Androsace elongata subsp. acuta Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10081 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCR257047  Androsace elongata subsp. acuta Mitch Provance 2010-5-4 0510- 44 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 1.3 miles ENE of Gorman 1390 Comment
  POM2019  Anemopsis californica Harry Pruett 1909-5-27 21 Los Angeles Claremont. Comment
  RSA599743  Anemopsis californica L. C. Wheeler 1967-11-18 s.n. Los Angeles Ft. Tejon Road; 1/2 mile ESE of 106 St. East. 1005 Comment
  UC303506  Angelica tomentosa I. M. Johnston 1918-9-1 2141 Los Angeles near Brown's Flat (San Antonio Mountains); San Antonio Mountains 1310 Comment
  RSA94601  Anisocoma acaulis F. W. Peirson 1923-5-27 4316 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1097 Comment
  UCD97918  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  RSA603039  Antennaria dimorpha L. C. Wheeler 1955-4-16 7130 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  POM354838  Antirrhinum coulterianum G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UCR256131  Antirrhinum coulterianum R. G. Swinney 2010-4-20 12318 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA640323  Antirrhinum coulterianum Louis C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  SD53066  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-5-20 17779 Los Angeles Santa Catalina Island, near Bird Park, Avalon Comment
  CAS-BOT-BC176326  Aphanisma blitoides E. R. Blakley 1963-12-7 6359 Los Angeles East end of Pyramid Cove, San Clemente Island 3 Comment
  SDSU5560  Aphanisma blitoides R. M. Beauchamp 1967-3-19 336 Los Angeles San Clemente Island. Comment
  UC61533  Apiastrum angustifolium Ernest Braunton June 1903 889 Los Angeles Glendale to Burbank Comment
  SBBG59625  Apium graveolens R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  RSA470398  Apium graveolens L. C. Wheeler 1933-10-14 2173 Los Angeles San Gabriel Mountains, San Dimas Canyon 534 Comment
  RSA600270  Apocynum cannabinum L. C. Wheeler 1932-6-13 816 Los Angeles San Gabriel Mountains: San Dimas Canyon. 533 Comment
  RSA682289  Apocynum cannabinum R. E. Riefner 2000-8-29 0 -754 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  LA33787  Aptenia cordifolia Peter H. Raven; 1959-10-18 14662 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  SDSU21068  Aquilegia formosa Ian Cain, Natasha Bartely 2010-6-23 1537 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  UCR192858  Aquilegia formosa R. G. Swinney 1998-7-14 6425 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA634224  Aquilegia formosa Robert F. Thorne, M. Z. Thorne 1969-7-10 38364 Los Angeles San Gabriel Mts., Angeles National Forest: Upper end of Vincent's Gulch just below parking lot at Vincent's Gap 1997 Comment
  SEINET6419849 Image available Araucaria excelsa Charles Sinclair 1961-6-1 s.n. Los Angeles near Los Angeles 61 Comment
  RSA277203  Arbutus unedo J. L. Huber 1969-6-16 1045 Los Angeles Residential, abandoned planting, Altadena. Comment
  CAS-BOT-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 Comment
  CAS-BOT-BC102202  Arctium lappa John Thomas Howell 1927-6-30 2634 Los Angeles Sandy hills at eastern city limit of Long Beach 30 Comment
  RSA626708  Arctostaphylos glandulosa P. H. Raven, H. J. Thompson 1960-4-13 15079 Los Angeles On northwest slope of Mount Hollywood, Santa Monica Mountains. 335 Comment
  SFV4217  Arctostaphylos glandulosa C. M. Wainwright 1967-4-21 s. n. Los Angeles Santa Monica Mountains Woodland Hills, Old Topanga Road. 305 Comment
  RSA626795  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7237 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  LA42397  Arctostaphylos glandulosa subsp. mollis A. M. Johnson; 1934-5-4 4466 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM3410  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1918-11-17 s.n. Los Angeles On the sunset trail (in upper part of Wolfskill Canyon) near head of old trail to Brown's Flats. 1433 Comment
  CAS-BOT-BC39341  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  RSA631497  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15827 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631586  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15933 Los Angeles Hughes Lake Road, 2-3 km north of Ruby Canyon Road. 700 Comment
  UCR223040  Arctostaphylos glauca R. G. Swinney 2009-5-6 10667 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
  RSA634347  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1979-6-14 7411 Los Angeles Angeles Crest Highway about 1.3 km east of Singing Pines turnoff. 2000 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
  RSA634783  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20413 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634831  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22051 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634850  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20544 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA233450  Arctostaphylos patula R. F. Thorne 1968-11-9 37866 Los Angeles along trail up S slope of Mt. Williamson 2195 Comment
  RSA635244  Arctostaphylos patula Jon E. Keeley 1980-8-16 7547 Los Angeles Angeles Crest Hwy west of mt. Waterman 716 Comment
  SEINET8729966 Image available Arctostaphylos tomentosa F. R. Fosberg 1931-1 S 4919 Los Angeles Head of Serains Canyon, foot of Black Jack Mt. Santa Catalina Island. Upper Sonaran Zone. 360 Comment
  UCR129659  Arenaria douglasii F. R. Fosberg 1931-4-29 S- 04721 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA643157  Arenaria macradenia var. arcuifolia Orlando Mistretta 1995-4-21 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Kitter Section. Comment
  RSA603613  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -C Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA762254  Arenaria macradenia var. macradenia Orlando Mistretta, Christine Mistretta 2008-5-2 2605 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR271523  Argemone munita R. G. Swinney 2011-5-31 14914 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA526611  Aristida adscensionis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4193 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA86724  Aristida ternipes var. hamulosa F. W. Peirson 1919-11-17 1590 Los Angeles in dense tufts, trail to Mt. Lowe, west of Eaton Canyon 609 Comment
  PASA828  Artemisia californica Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA535723  Artemisia californica Timothy S. Ross 1991-5-22 5464 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  SBBG42215  Artemisia californica M. B. Dunkle 1939-4-3 7226 Los Angeles Chenetti Cyn Comment
  SD66849  Artemisia californica R. Mitchel Beauchamp 1967-6-2 537 Los Angeles San Clemente Island, rim of canyon below Lemon Tank 305 Comment
  SDSU3  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles San Clemente Island. Comment
  SEINET7013314  Artemisia californica S. D. Gaimari 1994-6-30 s.n. Los Angeles La Crescenta; 2 kilometers up Eagle Canyon, on south base of Mount Lukens. Comment
  CAS-BOT-BC90337  Artemisia douglasiana Grant 1898-3-24 1856 Los Angeles Lincoln Park Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR212748  Artemisia douglasiana Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1785 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, near house site. 463 Comment
  POM6101  Artemisia douglasiana Philip A. Munz, I. M. Johnston 1918-5-19 2263 Los Angeles Claremont. Comment
  RSA656245  Artemisia dracunculus Joseph M. Keefe 1977-6-10 22059 A Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  UC1119363  Artemisia dracunculus A. Lewis 1934-2-1 285 Los Angeles Oak Springs San Fernando Quadrangle, Oak Springs Comment
  CAS-BOT-BC93867  Artemisia dracunculus Gaines 1939-8-1 s.n. Los Angeles Low ground at mouth of canyon near U.C.L.A. campus, Westwood, Los Angeles Comment
  RSA129780  Artemisia dracunculus G. T. Nordstrom 1935-3-23 399 Los Angeles 1/4 mile W. of Caswell's Comment
  CAS-BOT-BC93698  Artemisia ludoviciana subsp. incompta I. M. Johnston 1917-8-22 1651 Los Angeles Pine Mt. Ridge - San Antonio Mountains 2438 Comment
  UC1971226  Artemisia tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles SAN GABRIEL MOUNTAINS: Guffy Camp, Blue Ridge Comment
  CAS-BOT-BC97294  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  UC91249  Artemisia tridentata subsp. parishii S. B. and W. F. Parish 1881-1-1 1065 Los Angeles Newhall Comment
  POM48128  Asclepias erosa Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  UCSB22084  Asclepias erosa Taylor, D. 1966-5-13 Los Angeles On Highwya 6, 6 miles from its junction with road to Mint Canyon campground 883 Comment
  RSA719490  Asclepias fascicularis Gary Kovnat, LeRoy Gross 2003-6-28 46 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR86834  Asclepias fascicularis Scott D. White 1995-4-27 2961 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA0104712  Asclepias vestita W. Wisura 2001-4-30 5157 Los Angeles Western Mojave Desert: Just N. of Bob's Gap. Comment
  RSA547451  Asparagus officinalis Timothy S. Ross 1992-5-17 6382 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 634 Comment
  RSA498252  Astragalus Robert M. Perkins 1935-3-30 s.n Los Angeles Along the highway. Comment
  POM11474  Astragalus bicristatus I. M. Johnston 1917-8-24 1656 Los Angeles San Gabriel Mountains: Prairie fork of San Gabriel River. 1677 Comment
  SEINET255354  Astragalus didymocarpus A. C. Sanders, Mark Elvin 2003-4-14 25970 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southewest of Magic Mountain, just across dirt service road, south of Santa Cara River 351 Comment
  UCR126875  Astragalus didymocarpus A. C. Sanders 2003-4-29 26176 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA704236  Astragalus didymocarpus var. didymocarpus Gary D. Wallace, Ann Hiller 1983-5-18 2043 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. 945 Comment
  RSA226012  Astragalus douglasii var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40668 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  POM45327  Astragalus gambelianus Ernest Braunton 1902-4-29 s.n Los Angeles N. Pomona. Comment
  RSA638179  Astragalus gambelianus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UC13368  Astragalus lentiginosus var. variabilis A. Davidson 1893-5-12 Los Angeles Lancaster Comment
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Jun 29 2011
  UCR101212  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-6-17 9956 Los Angeles Liebre Mtns, Summit of Burnt Peak, generally to the NE of the FAA site. 1762 Comment
  RSA733362  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy. 126 and ca. 1km NNW of Mayo Spur 305 Comment
  SEINET10484098  Astragalus trichopodus subsp. leucopsis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4805 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  CAS-BOT-BC194002  Astragalus trichopodus var. lonchus Grant 1900-3-28 2361 Los Angeles Avalon, Sta. Catalina Is. Comment
  RSA583046  Astragalus trichopodus var. lonchus T. S. Ross 1993-4-22 6890 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  SD107914  Astragalus trichopodus var. lonchus Larry DeBuhr 1977-4-16 2561 Los Angeles Santa Catalina Island Coastal bluffs around Little and Shark Harbours Comment
  POM1742  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-28 s.n Los Angeles Santa Monica Mountains. Comment
  RSA35490  Astragalus trichopodus var. lonchus Emily M. Bradford 1904-3-17 s.n Los Angeles Redondo Beach. Comment
  SEINET12160167  Astragalus trichopodus var. lonchus Unknown 1933-1 8309 Los Angeles Tehachapi Mtns Comment
  UC863175  Astragalus trichopodus var. phoxus I. W. Clokey and B. C. Templeton 1930-4-8 4647 Los Angeles San Francisquito Canyon 800 Comment
  RSA611646  Athysanus pusillus Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10126 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 1054 Comment
  SD211579  Atriplex amnicola R. E. Riefner Jr. 2006-7-8 06 289 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Highway 10 Comment
  UCD169507  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1- 4 Los Angeles LAX, Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  UCR266306  Atriplex californica Robert Hamilton 2009-4-13 s.n. Los Angeles South Coast, Palos Verdes Peninsula, just west of Calle Entradero, the extension of Hawthrone Blvd. on the ocean side of Palos Verdes Dr. West 5 Comment
  RSA452437  Atriplex canescens Chris Henne 1944-4-20 s.n. Los Angeles Lovejoy Buttes, Antelope Valley Comment
  UCSB51685  Atriplex canescens Hodgson, John 1928-10-4 Los Angeles Roadside, 1/4 m below Bailey upper gate, Peace Valley; Santa Barbara-Tejon Forest 944 Comment
  RSA586651  Atriplex canescens var. canescens Orlando Mistretta 1995-6-1 1754 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  SBBG130880  Atriplex coulteri S. A. Junak 1999-5-6 SCa 891 Los Angeles just below ridgetop of island's main divide, [NW end of island] 152 Comment
  UC452645  Atriplex coulteri R. L. Pendleton 1909-7-6 1422 Los Angeles Catalina Cove Santa Catalina Island, Catalina Cove (Isthmus, Santa Catalina Island) 6 Comment
  UCR205521  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 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
  LA93451  Atriplex lentiformis John O'Leary; Walt Westman 1975-7-15 426 Los Angeles Growing at he Institute of Environmental and Evolutionary Biology field station where planted as a fire retardent plant. UCLA Comment
  SD237406  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  UC7045  Atriplex lentiformis subsp. lentiformis J. Burtt Davy October 1896 2749 Los Angeles Santa Monica Canyon Comment
  SBBG12207  Atriplex leucophylla P. H. Raven 1962-7-12 18032 Los Angeles Northwest Harbor 9 Comment
  UC110244  Atriplex leucophylla T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  SD67593  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Coastal bluffs at Playa del Rey. Comment
  CAS-BOT-BC176525  Atriplex polycarpa Ernest C. Twisselmann 1970-9-8 17480 Los Angeles Antelope Valley: Avenue A at 50th Street 731 Comment
  JEPS59569  Atriplex rosea Frank W. Peirson 1923-8-30 4009 Los Angeles Lone Pine Canyon San Gabriel Mountains, Lone Pine Cayon, Cyde Ranch (Clyde Ranch) Comment
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Feb 21 2013
  RSA65374  Atriplex semibaccata F. W. Peirson 1919-2-16 1816 Los Angeles Point Fermin. Comment
  RSA596762  Atriplex serenana L. C. Wheeler 1970-8-31 s.n. Los Angeles Los Angeles. Corner of 18th and Georgia St. Comment
  RSA123000  Atriplex spinifera Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  CATA341  Atriplex watsonii Mark L. Hoefs 1973-7-20 382 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  SBBG13702  Atriplex watsonii P. H. Raven 1962-7-10 17949 Los Angeles near W shore of island W of Wall 2 Comment
  LA11000  Avena barbata D. Dunn; 1941-3-15 857 Los Angeles N Figueroa and Ave 50 Highland Park Comment
  RSA714065  Avena barbata G. Ocampo 2006-3-19 1670 Los Angeles En los limites de Claremont con Upland, sobre la avenida Foothill, esquina con Montevista Ave. Claremont. Comment
  RSA151279  Avena fatua P. H. Raven 1962-4-9 17133 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  CHSC55840  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  LA203048  Baccharis glutinosa W. O. Griesel; Lee Haines 1935-10-20 sn Los Angeles Bouquet Canyon 761 Comment
  LA88394  Baccharis pilularis O. H. Kappler; 1948-12-5 1812 Los Angeles Santa Monica Mountains, Cold Creek, N-side of summit, Las Flores-monte Nido Road 365 Comment
  UC1118881  Baccharis pilularis P. L. Johannsen 1934-2-17 290 Los Angeles Pico Canyon Santa Susana Quad. 609 Comment
  POM350361  Baccharis salicifolia Anstruther Davidson 2014 Los Angeles E. Los Angeles. Comment
  RSA0110758  Baccharis salicifolia R. G. Swinney 2011-10-25 15856 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  SBBG63161  Baccharis salicifolia R. Hoffmann 1927-8-30 Los Angeles bed of Santa Clara River, near Castaic Comment
  RSA93203  Baccharis salicifolia F. W. Peirson 1924-12-3 5384 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  SBBG60847  Balsamorhiza deltoidea R. Hoffmann 1927-6-14 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA230739  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  UCR124422  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR161201  Bassia hyssopifolia T. B. Salvato, Melissa Clemons 2005-9-27 1229 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  POM123140  Batis maritima Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA612303  Berula erecta L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  UCD97724  Beta vulgaris subsp. maritima Robert F. Thorne; P. Everett 1965-5-11 34538 Los Angeles Salt flats N, and rocky shore line along Catalina Harbor, Santa Catalina Island. Comment
  RSA782808  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA258371  Bidens pilosa C. W. Tilforth 1974-12-24 976 Los Angeles [No locality information] Comment
  SBBG118572  Bituminaria bituminosa S. L. Hobbs 1999-4-22 1 Los Angeles Clamshell Truck Trail, Monrovia 1079 Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SEINET3884836  Bloomeria crocea K. Dobry 1991-5-22 d 639 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  RSA367444  Bloomeria crocea var. crocea Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  RSA367449  Bloomeria crocea var. crocea F. E. Durkee 1906-5-30 14767 Los Angeles Hollywood Canyon Comment
  SD39074  Bloomeria crocea var. crocea H. M. Ritter 1931-4-15 1989 Los Angeles Oak Knoll. Comment
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Jul 11 2010
  UC10135  Boechera arcuata unknown 1898-3-13 Los Angeles San Dimas Canyon Comment
  RSA630261  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7030 Los Angeles San Gabriel Mts.: 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
  RSA482664  Boechera californica Robert Gustafson 1985-5-8 3113 Los Angeles Angeles National Forest, Sawpit Canyon, ca 4-5 miles above reservoir Comment
  RSA682648  Bougainvillea glabra LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1033 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  RSA177666  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  SEINET251738 Image available Brachypodium hybridum A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs towaed Pt. Vicente (Redondo Beach 7.5 Q.: Near 33.44' 20'N, 118. 23' 58 2 Comment
  SEINET10481261  Brassica campestris David B. Dunn 1948-3-20 Dunn 3787 Los Angeles Collected along cypress ave 1/2 mi e of irwindale ave about 2 mi w of covina. Comment
  UCR145159  Brassica geniculata June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  POM307806  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2754 Los Angeles Eaton Canyon Park, Altadena. Comment
  LA203092  Brickellia californica A. M. Johnson; 1927-10-21 2667 Los Angeles E of Palmdale Comment
  RSA164855  Brickellia microphylla Wesley O. Griesel 1962-9-14 739 Los Angeles Hwy 2, Between Islip Saddle and Dawson Saddle 2133 Comment
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Feb 7 2008
  RSA612296  Brickellia microphylla L. C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, just above Angeles Crest Highway. Comment
  POM187682  Brickellia nevinii Joseph A. Ewan 1930-10-10 3534 Los Angeles along Sturtevant Trail. 610 Comment
  RSA351154  Brickellia nevinii L. C. Wheeler 1931-9-27 163 Los Angeles San Dimas Canyon, San Gabriel Mountains. 610 Comment
  UCR102413  Brickellia nevinii Steve Boyd 1997-9-17 10038 A Los Angeles San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain 976 Comment
  SEINET11861394  Brickellia nevinii J. F. Bright, Wyman, C. 1931-8-15 5687 Los Angeles around Hollywood Comment
  UCR180364  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11403 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
  SD185079  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  POM13956  Bromus catharticus P. A. Munz 1922-4-15 5142 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC534058  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 524 Comment
  CATA622  Bromus diandrus Mark L. Hoefs 1991-4-8 1075 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  POM362408  Bromus diandrus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  UCD58581  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCR142769  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mtns, San Gabriel Canyon, vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi N of El Encanto 259 Comment
  UCR223678  Bromus diandrus R. G. Swinney 2009-6-12 11130 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
  UCSB351  Bromus diandrus B., K. 1943-3-25 Los Angeles Dalton CCC Camp, San Dimas Experimental Forest; San Gabriel Mtns 335 Comment
  IRVC26306  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  SEINET251652 Image available Bromus grandis A. C. Sanders, Mark a. Elvin 2003-6-18 26960 Los Angeles Santa Susana Mountains, Western Transverse Range: private dirt road along crest of range, above Salt Cnyon (Semi Valley East 7.5 Q.: 975 Comment
  POM363863  Bromus hordeaceus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  SBBG131576  Bromus madritensis S. A. Junak 2000-4-15 SCa 1214 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  LA13826  Bromus madritensis subsp. rubens Peter H. Raven; 1925-4-18 6764 Los Angeles Santa Monica Mountains, Griffith Park Comment
  SD260154  Bromus madritensis subsp. rubens R. G. Swinney 2010-5-19 12830 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. 1349 Comment
  SEINET3922876  Bromus madritensis subsp. rubens Orlando Mistretta 1992-6-17 577 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Road 2N09 EA. Curtiss Haul Rd. Cow Canyon. From 2nd drainage down to Cattle Canyon.; 0 Comment
  RSA600353  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-5-28 9886 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA157802  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA188111  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA593488  Bromus sterilis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8842 -A Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA725923  Bromus sterilis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26240 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  HSC6606  Cakile maritima Jack Rockwell 1962-4-18 32 Los Angeles 2 mi. S of Playa Del Rey Comment
  LA200772  Calandrinia ciliata Jonathan Sauer; 1978-4-9 5993 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  SD214616  Calandrinia ciliata Darley F. Howe Mar 1915 30 Los Angeles Claremont Comment
  RSA685137  Calendula officinalis A. C. Sanders 2003-5-26 26833 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
  RSA695713  Calendula officinalis Keith E. Hoffmaster 1928-6-6 s.n. Los Angeles Santa Ana. Comment
  RSA158269  Callitriche marginata P. H. Raven 1962-4-12 17328 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  LA6442  Calocedrus decurrens Carl Epling; October 1926 sn Los Angeles San Gabriel Mountains, Manker Flats [near Mt Baldy] Comment
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Nov 6 2014
  RSA563525  Calocedrus decurrens T. S. Ross, Walter Appleby 1993-5-14 s.n. Los Angeles Western San Gabriel Mtns: 200m SSW of May Canyon Saddle and 330m NW of May Peak [3948 ] 1122 Comment
  NY30086  Calocedrus decurrens T. S. Ross 1994-9-21 8319 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  POM8078  Calochortus catalinae Philip A. Munz, R. D. Harwood 1920-5-17 3991 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  UC535381  Calochortus clavatus Ira W. Clokey, B. Templeton May 1929 4552 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  UCR153333  Calochortus clavatus A. C. Sanders, T. B. Salvato 2005-4-26 29720 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA716601  Calochortus clavatus var. gracilis Charlie Hohn 2006-5-26 1 Los Angeles Sierra Pelona Ridge. Southwestern end of ridge, 100m east of USFS road 6N07. 975 Comment
  SBBG122108  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-24 734 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 1.2 km W of Sierra Hwy, 2 km W of Sierra Hwy 665 Comment
  CAS-BOT-BC132480  Calochortus plummerae R. C. Foster 1937-6-3 337 Los Angeles Along Mills Ave., Claremont Comment
  RSA68637  Calochortus plummerae Frank W. Peirson 1921-6-20 2666 Los Angeles North Fork of San Gabriel River 762 Comment
  JEPS17843  Calochortus splendens C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4627 Los Angeles Bouquet Canyon 450 Comment
  POM246474  Calochortus splendens F. R. Fosberg 1931-5-7 S- 4844 Los Angeles Sweetwater Canyon, Santa Catalina Island. 160 Comment
  SBBG96533  Calochortus splendens M. C. Carroll 1990-9-29 3009 Los Angeles W of Lion's Head 60 Comment
  RSA736007  Calochortus weedii var. intermedius Scott D. White, Justin M. Wood 2008-6-4 12053 Los Angeles Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  UCR209910  Calyptridium R. G. Swinney 2008-7-24 9286 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR270941  Calyptridium monandrum R. G. Swinney 2011-6-14 15120 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  OBI69277  Calystegia macrostegia John Knapp, Denise Knapp 2003-4-13 4 Los Angeles Catalina Island . 37 Comment
  RSA535284  Calystegia macrostegia subsp. amplissima T. S. Ross 1991-5-20 5351 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA394872  Calystegia macrostegia subsp. cyclostegia Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  CHSC99451  Calystegia macrostegia subsp. intermedia LeRoy Gross; Laura Moore 2000-6-5 210 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  HSC6378  Calystegia macrostegia subsp. intermedia David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA524200  Calystegia malacophylla subsp. pedicellata Tim Ross, Steve Boyd, A. R. Ross 1990-6-6 2893 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA710604  Calystegia peirsonii R. K. Brummitt, David J. Keil 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of power house below Drinkwater Res. 485 Comment
  RSA762259  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2597 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA465653  Camissonia Elbert Benjamine 1929-3-3 71 Los Angeles Tujunga. Comment
  UCR165236  Camissonia A. C. Sanders, Helen Kennedy 2005-4-13 29478 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR270018  Camissonia R. G. Swinney 2010-3-24 12053 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA127834  Camissonia bistorta Peter H. Raven 1959-4-18 13997 Los Angeles Santa Monica Mountains, Point Dume, sandy field behind point. 24 Comment
  RSA0029400  Camissonia boothii subsp. decorticans Justin M. Wood, K. VinZant, T. Valentovich 2012-6-6 4779 Los Angeles Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA642274  Camissonia boothii subsp. decorticans Orlando Mistretta 1994-8-4 1453 b Los Angeles Horse Canyon shooting area. Comment
  RSA0087383  Camissonia californica R. G. Swinney 2010-5-25 12972 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
  UCR119743  Camissonia campestris B. G. Pitzer 1998-5-12 3678 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  RSA252889  Camissonia campestris subsp. campestris Robert F. Thorne 1973-5-11 43562 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UC1929643  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 9512 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  UC874012  Camissonia campestris subsp. campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  RSA0016876  Camissonia cheiranthifolia subsp. suffruticosa Christina Clark 1928-12-23 6897 Los Angeles Hermosa Beach. Comment
  RSA448984  Camissonia hirtella Robert L. Dressler 1949-6-18 883 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA582477  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1993-5-23 7237 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  RSA448989  Camissonia hirtella Anstruther Davidson s.n. Los Angeles Hollywood or Toluca. Comment
  RSA449015  Camissonia intermedia Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA599680  Camissonia intermedia Steve Boyd, Lauren Raz 1997-5-6 9699 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA587250  Camissonia pallida subsp. pallida Orlando Mistretta 1994-5-13 1198 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA187568  Camissonia robusta Peter H. Raven 1963-4-17 18170 Los Angeles Santa Catalina Island: progeny of no. 17807, cultivated at Stanford. Comment
  RSA0107284  Camissonia strigulosa R. G. Swinney 2011-5-10 14659 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  UCR142764  Camissonia strigulosa L. C. Wheeler 1967-5-9 9387 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  UCR282669  Camissonia strigulosa Dan S. Cooper 2017-4-13 417- 25 Los Angeles Cornell Road south of Agoura Rd., just east of Medea Creek 253 Comment
  LA206066  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. A. Ewan; 1932-5-19 7544 Los Angeles near power house Playa del Rey Comment
  SBBG61441  Camissoniopsis hirtella R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SD130302  Camissoniopsis hirtella J. Hirshberg, T. Glenn 1990-5-21 Los Angeles Angeles National Forest, near Agua Dulce. 1219 Comment
  UCD170659  Camissoniopsis micrantha Jeremiah George; Audrey George 2014-1-21 s.n. Los Angeles Torrance, just south of Sepulveda Blvd., adjacent to Madrona Ave. 26 Comment
  UCR127399  Capsella bursa-pastoris A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25565 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  SBBG37965  Capsella bursa-pastoris E. R. Blakley 1963-12-8 6378 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  CAS-BOT-BC37901  Cardamine oligosperma Louis C. Wheeler 1932-3-20 506 Los Angeles San Dimas Canyon. San Gabriel Mountains. 518 Comment
  RSA531016  Cardaria draba E. S. Spalding 1924-4-15 s.n. Los Angeles Los Angeles, Ruderdle Comment
  CDA6815  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  SEINET10644518  Carex Mildred E. Mathias 1931-6-23 Mathias 931 Los Angeles Near the summit of San Antonio Mountain (Baldy). 3018 Comment
  RSA0106496  Carex alma R. G. Swinney 2011-10-18 15832 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
  CAS-BOT-BC17658  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon near Pasadena. Comment
  RSA640874  Carex bolanderi L. C. Wheeler 1967-8-8 10397 Los Angeles San Gabriel Mts., Angeles National Forest: confluence of Alder Creek and East Fork 1250 Comment
  UC1871339  Carex fracta T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3884 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCR204419  Carex fracta R. G. Swinney 2001-9-15 8179 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR101729  Carex globosa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  CAS-BOT-BC21763  Carex hassei Robert F. Thorne; M. Z. Thorne 1967-7-19 37188 Los Angeles Big Cinega Springs above Crystal Lake Recreation Area. San Gabriel Moutains, Angeles National Forest. 1981 Comment
  RSA729819  Carex multicaulis R. G. Swinney 1998-7-6 6292 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
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Jan 26 2014
  CAS-BOT-BC118419  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Ballona Marshes near Mesmer Comment
  RSA772157  Carex senta R. G. Swinney 2009-5-27 10898 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CAS-BOT-BC116597  Carex subfusca LeRoy Abrams 1901-7-1 1933 Los Angeles Mt. San Antonio. 3048 Comment
  UC143633  Carex triquetra T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  RSA158264  Carpobrotus edulis P. H. Raven 1962-7-12 18045 Los Angeles Barracks Area. Wilson Cove, San Clemente Island 76 Comment
  IRVC26197  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  LA82057  Castilleja affinis O. H. Kappler; 1940-6-30 584 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  UC885395  Castilleja affinis subsp. affinis F. R. Fosberg 1931-3-25 S 4362 Los Angeles s wall Hamilton Canyon; Santa Catalina Island 10 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
  RSA641241  Castilleja affinis subsp. affinis Louis C. Wheeler 1931-2-14 s.n. Los Angeles Johnson's Pasture: (vicinity of Claremont). Comment
  LA82062  Castilleja exserta subsp. exserta O. H. Kappler; 1944-3-26 558 Los Angeles 9 Comment
  RSA296370  Castilleja gleasoni R. C. Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-14 4185 Los Angeles Horse Flat Public Campgrounds near upper Chilao Recreation area. San Gabriel Mts. 1768 Comment
  POM4465  Castilleja linariifolia L. R. Abrams, E. A. McGregor 1908-7-1 524 Los Angeles Rock Creek. Desert slopes of San Gabriel Mountains. 1220 Comment
  UC26443  Castilleja linariifolia J. H. Barber 1897-6-26 189 Los Angeles Aliso Canyon Comment
  CSUSB909  Castilleja miniata R. D. Keys 1973-5-6 Los Angeles Angeles National Forest 1/4 mile below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; on rock face 10 feet above road. 1219 Comment
  RSA479880  Castilleja miniata subsp. miniata Walter Wisura 1988-8-6 4247 Los Angeles Prairie Fork of San Gabriel River. Fishfork trail above Lupine campground. Comment
  POM7996  Castilleja minor subsp. spiralis C. F. Baker 1903-9-20 3697 Los Angeles San Antonio Canyon near Claremont. 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
  UCR150054  Castilleja plagiotoma Orlando Mistretta 1992-5-18 343 Los Angeles Transverse Ranges; San Gabriel Mtns., Hunt Canyon shooting area, Angeles National Forest. Mount Emma Rd., 2 mi west of Little Rock Dam Comment
  UCR280759  Castilleja plagiotoma R. G. Swinney 2014-4-30 16302 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
  CATA2076  Casuarina equisetifolia Amy Catalano, Anne Kelly 2014-10-14 020 Los Angeles Santa Catalina Island: Blackjack Campground 460 Comment
  JEPS30825  Caulanthus amplexicaulis John L. and Florence S. Morrison 1937-6-17 Los Angeles on trail up Mt. Islip only on s slopes about 1 1/2 - 2 mi above Crystal Lake; San Gabriel Range, trail up Mt. Islip, above Crystal L. 1981 Comment
  RSA610969  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  RSA585154  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd 1990-5-31 2733 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA252923  Caulanthus cooperi R. F. Thorne, C. W. Tilforth 1973-4-20 43065 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA587407  Caulanthus cooperi Orlando Mistretta 1995-4-5 1605 Los Angeles drainage W of Little Rock Creek Reservoir. 1311 Comment
  RSA755986  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-12 2430 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  SD247376  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slope above Interstate 5, ca. 0.7 mile east of Gorman. 1230 Comment
  RSA732783  Caulanthus heterophyllus R. G. Swinney 2000-6-25 7798 Los Angeles West tributary of San Antonio Canyon, between Evey and Spruce canyons. 939 Comment
  UC169366  Caulanthus heterophyllus Geo. B. Grant Mar 1903 1254 Los Angeles Garvanza Comment
  CAS-BOT-BC40210  Caulanthus lasiophyllus Peter H. Raven 1956-6-17 9420 Los Angeles Santa Monica Mountains. Northwest of Sunset Boulevard at Sepulveda Boulevard. Comment
  SEINET3860003  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 Campgroud.; 0 915 Comment
  UCD114677  Caulanthus lasiophyllus Daryl Koutnik; Vickie Dawes 1978-4-7 334 Los Angeles W side of Sierra Highway just N of Pearblossom Highway. 914 Comment
  CAS-BOT-BC47920  Ceanothus arboreus G. B. Grant 190_ s.n. Los Angeles Santa Catalina Island Comment
  SEINET4044019  Ceanothus arboreus R. Moran 1941-1 607 Los Angeles Ridge between Johnson's Valley and Howland's Valley, Santa Catalina Island. 121 Comment
  POM11572  Ceanothus cordulatus P. A. Munz 1921-6-18 4577 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  RSA651875  Ceanothus crassifolius Diane T. Liggett 1981-5-29 26 Los Angeles San Dimas Experimental Forest, 45 km east of Los Angeles 850 Comment
  UC18267  Ceanothus crassifolius Harley P. Chandler 1897-1-1 Los Angeles Claremont Comment
  RSA399016  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  SFV16163  Ceanothus integerrimus P. A. Krueger 1994-5-14 29 Los Angeles San Gabriel Mountains 1 miles west on 2N23 from Newcomb's Saddle._x000B_ 950 Comment
  JEPS42404  Ceanothus leucodermis Frank W. Peirson 1920-9-14 2281 Los Angeles Coldwater Canyon San Gabriel Mts. (San Antonio Mts) Comment
  RSA774617  Ceanothus leucodermis R. G. Swinney 2009-7-29 11425 Los Angeles Pacifico Mountain summit. 2134 Comment
  SBBG68454  Ceanothus leucodermis R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SBBG68459  Ceanothus leucodermis R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  POM199766  Ceanothus megacarpus I. W. Clokey, Bonnie C. Templeton 1929-03 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA399107  Ceanothus megacarpus E. Crow 1929-1-13 148 Los Angeles Crow's Nest, E. Glendora Comment
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Oct 26 2015
  RSA399123  Ceanothus megacarpus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  RSA177820  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34472 Los Angeles Santa Catalina Island. Near Catalina Airstrip 457 Comment
  CAS-BOT-BC50463  Ceanothus oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mountains: Clear Creek area. Roadside and hiking trail S side of Angeles Fores Hwy, ca. 0.2 mi W of jtn 1066 Comment
  SEINET13276831 Image available Ceanothus oliganthus var. oliganthus R. G. Swinney 2011-1 14179 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  UC1071160  Ceanothus oliganthus var. oliganthus H. A. Jensen 1933-4-10 281 Los Angeles Verdugo Mountain Pasadena quad. 762 Comment
  UC1602794  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-27 244 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  HSC18381  Ceanothus spinosus D. E. Anderson 1966-4-6 47 Los Angeles 1.0 mi S of Topanga on Hwy. 27 Comment
  RSA398936  Ceanothus spinosus T. S. Clare 1929-3-10 s.n. Los Angeles Topango [Topanga] canyon. 488 Comment
  SFV9208  Ceanothus spinosus N. J. Manuwal 1972-3-5 169 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  UC1506113  Ceanothus spinosus E. R. Clausen 1963-4-4 63029 Los Angeles On steep slope facing north, Udell Canyon, Santa Monica Mts. 100 Comment
  RSA719635  Celtis australis R. G. Swinney 1997-9-27 5877 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
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Jun 27 2008
  JEPS30627  Centaurea melitensis Peter H. Raven and Henry J. Thompson 1959-5-5 14112 Los Angeles 1 mi w of Las Virgenes Rd. Mulholland Hwy. (Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  LA31698  Centaurea melitensis Henry J. Thompson; 1959-5-24 1991 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA659751  Centaurea melitensis Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 71 Los Angeles San Clemente Island. Comment
  SBBG128560  Centaurea melitensis M. L. Hoefs, D. R. Hoefs 1995-6-29 2340 Los Angeles Empire Landing Rd near quarry 124 Comment
  RSA589062  Centaurium exaltatum Orlando Mistretta 1994-6-6 1323 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA628697  Centaurium venustum Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SEINET8583386  Centaurium venustum G. B. Grant 1901-1 441 Los Angeles Oak Knoll, Pasadena. Comment
  UCR280754  Centrostegia thurberi R. G. Swinney 2014-4-30 16271 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SBBG12085  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles summit of Thirst 579 Comment
  SD253426  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabgriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  CATA1788  Cercocarpus betuloides var. blancheae Benjamin E. Carter, John R. Clark 2012-8-9 6972 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 230 Comment
  CAS-BOT-BC147722  Cercocarpus betuloides var. traskiae Robert F. Thorne; Reed Rollins; Doug Propst; R. Carolin 1967-3-18 36735 Los Angeles Santa Catalina Island: (Wild Boar Gully), ca. 1 mi WNW of Salta Verde Pt. 198 Comment
  RSA610964  Cestrum nocturnum Louis C. Wheeler 1936-2-23 4079 Los Angeles San Gabriel: 217 S. Muscatel Avenue. Siskiyou Mountains: Oak Knoll Ranger Station, Klamath River. 107 Comment
  CAS-BOT-BC279508  Chaenactis artemisiifolia Timothy S. Ross 1993-6-1 7357 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 853 Comment
  POM351648  Chaenactis artemisiifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR192579  Chaenactis glabriuscula A. C. Sanders 2008-4-10 34821 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA599494  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-3-25 9319 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UC1584249  Chaenactis glabriuscula var. glabriuscula Tim Ross and Steve Boyd 1990-6-6 2827 Los Angeles Green Valley Pasture San Francisquito Canyon 926 Comment
  UC450820  Chaenactis glabriuscula var. glabriuscula Fay A. Macfadden 1931-4-22 71 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  CAS-BOT-BC277337  Chaenactis glabriuscula var. glabriuscula Muriel F. Wheeler 1938-5-26 s.n. Los Angeles Thompson Creek Wash, 1 1/2 miles northeast of La Verne 375 Comment
  JEPS30603  Chaenactis glabriuscula var. glabriuscula Donald M. Kyhos 1957-4-12 57 -45 Los Angeles 3.2 mi below Guard Station; Soledad Canyon Comment
  UC1119704  Chaenactis glabriuscula var. glabriuscula A. D. Gifford 1935-3-6 8256 Los Angeles 2 8/10 mi sw of Red Mtn.; Angeles National Forest, Tejon 609 Comment
  POM12310  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 51 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  POM11489  Chaenactis santolinoides Philip A. Munz 1921-6-18 4635 Los Angeles Head of Swartout Valley. 2287 Comment
  SD111595  Chaenactis santolinoides Wayne P. Armstrong 1982-6-28 Los Angeles Summit of Mt. Islip. 2500 Comment
  SFV5384  Chaenactis santolinoides J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  RSA0001020  Chaenactis santolinoides I. M. Johnston 1917-6-20 1489 Los Angeles Baldy Lookout of USFS. 2134 Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  RSA590930  Chamaesyce albomarginata Orlando Mistretta 1994-4-12 1021 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1159 Comment
  RSA737844  Chamaesyce serpens LeRoy Gross 2008-9-1 3574 -a Los Angeles Yard in La Verne, off Brassie Street, east of Esperanza Drive. Northeast of Live Oak Reservoir. 396 Comment
  RSA480962  Chamaesyce serpens Robert Gustafson 1980-9-16 1918 Los Angeles Ballona Wetlands Comment
  UCSB3603  Chamaesyce serpyllifolia B., K. 1943-6-18 Los Angeles Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  CAS-BOT-BC70018  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA582952  Cheilanthes covillei T. S. Ross, Steve Boyd 1993-5-23 7291 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 Clearwater Canyon). 884 Comment
  RSA685725  Cheilanthes covillei G. R. Proctor 1944-4-9 839 Los Angeles Near Monrovia Peak Trail 1220 Comment
  UCR276996  Chenopodium R. G. Swinney 2010-9-30 13913 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  IRVC28763  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  SFV7093  Chenopodium berlandieri K. A. Wilson 1974-8-21 1444 Los Angeles Santa Monica Mountains Malibu Creek. Kanan Road and Triunfo Canyon Road intersection. 245 Comment
  UCR259083  Chenopodium berlandieri R. G. Swinney 2010-10-15 14062 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA799861  Chenopodium botrys Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  UC526236  Chenopodium botrys Louis C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash 73 Comment
  RSA478477  Chenopodium californicum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica foothills. Comment
  SEINET2441915  Chenopodium californicum E. N. Jellen 2010-5-6 1003 Los Angeles Santa Monica Mts. NRA, Arroyo Sequit, trailside by creek. 329 Comment
  SEINET2441916  Chenopodium californicum E. N. Jellen 2010-5-6 1002 Los Angeles Santa Monica Mts. NRA, Chesebro Canyon Tr. 318 Comment
  UCD97873  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8942 Los Angeles Big Tujunga at Colby Ranch Road. 975 Comment
  UCR209246  Chenopodium fremontii R. G. Swinney 2008-10-8 9530 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA0056246  Chenopodium leptophyllum Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA777213  Chenopodium pratericola Orlando Mistretta, Christine Mistretta 2010-5-19 5129 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
  LA201083  Chenopodium pumilio Louis C. Wheeler; 1932-7-2 Los Angeles San Gabriel Mountains, San Dimas Canyon 457 Comment
  RSA670803  Chlorogalum pomeridianum var. pomeridianum Joseph M. Keefe 2001-3-13 31086 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042 256 Comment
  CAS-BOT-BC252779  Chorizanthe parryi var. parryi Alice Eastwood 1928-6-15 15383 Los Angeles Claremont Comment
  POM155825  Chorizanthe staticoides M. L. Bryan 1928-4-20 76 Los Angeles Mandeville Canyon, near Santa Monica. 61 Comment
  RSA625865  Chorizanthe staticoides Pam De Vries 1998-4-19 s.n. Los Angeles Irwindale: Santa Fe Flood Control Basin (on the San Gabriel River). 152 Comment
  UCR209151  Chorizanthe staticoides Dan S. Cooper 2009-4-30 409- 3 .2 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA757667  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2008-4-14 2440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 946 Comment
  UCR157915  Chrysanthemum coronarium Robert J. Steers 2005-5-8 3 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  JEPS58687  Chrysolepis sempervirens Frank W. Peirson 1918-7-8 15 Los Angeles Baldy (= Mt. San Antonio); San Gabriel Mts. 2590 Comment
  UCR72766  Chrysopsis villosa A. C. Sanders 1987-9-28 7396 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  IRVC29646  Chrysothamnus nauseosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26220 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  CAS-BOT-BC280032  Cirsium mohavense Roxana S. Ferris 1918-6-12 904 Los Angeles Between Oban & Lancaster Comment
  POM294149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA188187  Cirsium occidentale var. compactum R. F. Thorne, Everett 1965-6-22 34893 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  SBBG80130  Cirsium occidentale var. coulteri F. R. Fosberg 1931-5-14 4876 Los Angeles 2 mi above ranch, Middle Ranch Cyn 220 Comment
  POM246526  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-21 4935 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing 20 Comment
  RSA137530  Cirsium ochrocentrum George W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific RR right of way about 100 yards W of Water Street, Walnut. Comment
  UCR170450  Cistus creticus Alex R. Van Dam 2004-5-16 007 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  RSA73303  Clarkia bottae F. W. Peirson 1917-5-1 2087 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  UC373493  Clarkia bottae C. L. Hitchcock 1928-4-21 59 Los Angeles road leading to Ventura Highway; Santa Monica Mts. 500 Comment
  UCR127019  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  CAS-BOT-BC172248  Clarkia cylindrica subsp. cylindrica Peter H. Raven; H. L. Wedberg 1957-6-15 10917 Los Angeles Road 3 miles west of Seminole Hot Springs, Santa Monica Mts. Comment
  UC56101  Clarkia dudleyana J. H. Barber 1897-6-30 Los Angeles Pierson's Mine Comment
  SBBG95242  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Johnson's Cyn Comment
  RSA151274  Clarkia epilobioides Peter H. Raven 1962-5-10 17710 Los Angeles Canyon just north of Thirst, San Clemente Island. 335 Comment
  UC1143240  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  HSC16292  Clarkia unguiculata C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  UCR220222  Claytonia parviflora R. G. Swinney 2009-4-7 10282 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, under 2nd span from west 184 Comment
  POM6825  Claytonia perfoliata subsp. mexicana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  RSA3714  Claytonia perfoliata subsp. mexicana C. B. Wolf 1932-5-11 3561 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  SBBG20573  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-12-7 6335 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  RSA679883  Claytonia rubra subsp. rubra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -b Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA762292  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-5 2654 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UC9085  Clematis ligusticifolia W. H. Brewer 34 Los Angeles Los Angeles Comment
  RSA545248  Cleome isomeris D. Propst 1973-3-3 45 Los Angeles Santa Catalina Island; Road just above Escondido. 229 Comment
  UC40887  Coffea arabica J. Burtt Davy Octo. 1896 Los Angeles Grown in the open, Hollywood near Los Angeles Comment
  UCR186361  Collinsia bartsiifolia Michael Honer 2007-4-25 2527 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon; grassy slopes c. 1 mile SW of cement processing plant 1159 Comment
  PASA1014  Collinsia callosa Frank W. Peirson 1922-6-3 Los Angeles East of Oak Grove Canyon Divide, Liebre Mts. 1173 Comment
  UCR206442  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA0037361  Collinsia heterophylla R. G. Swinney 2010-6-21 13269 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA103939  Collinsia heterophylla Alice Eastwood 1906-5-27 28 Los Angeles Garvanza Comment
  RSA408275  Collinsia heterophylla Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  UC26665  Collinsia torreyi var. wrightii H. M. Hall 1900-6-6 1500 Los Angeles Swarthout Canyon San Antonio Mts. 2072 Comment
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Nov 28 2015
  UCR127014  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed, in mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  SD5703  Constancea nevinii Mary S. Snyder Unknown Los Angeles San Clemente Island Comment
  UCR127394  Conyza bonariensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25529 Los Angeles Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle 274 Comment
  UCR48964  Conyza bonariensis A. C. Sanders 1987-9-18 7368 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCR178778  Conyza canadensis R. G. Swinney 1989-10-14 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon c. 100-200 yds. upstream from the debris basin 372 Comment
  LA211894  Cordylanthus nevinii Orlando Mistretta; 1992-8-20 769 Los Angeles SAN GABRIEL MOUNTAINS, Mt Gleason Management Unit., Mt Gleason. Tujunga Ranger District. Comment
  POM4483  Cordylanthus rigidus subsp. setiger W. R. Shaw 68 Los Angeles Claremont. Comment
  RSA412300  Cordylanthus rigidus subsp. setiger Fordyce Griffiths Jr. 1910-06 3428 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC287758  Coreopsis bigelovii Carl B. Wolf 1928-3-29 1577 Los Angeles 1 mile W of junction of Pine Canyon Rd and road to Sandbergs 1097 Comment
  UCR187118  Coreopsis bigelovii A. C. Sanders 2006-4-10 31986 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCSC001211  Coreopsis bigelovii Peter Kamb 1947-3-16 s.n. Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  UCR281969  Coreopsis californica R. G. Swinney 2014-4-17 16087 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCR90814  Coreopsis californica A. C. Sanders, G. K. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert, Ave. 'J', 3.3 mi west of 240th St. E, just NE of Saddleback Butte. 890 Comment
  RSA549597  Coreopsis californica Timothy S. Ross 1992-4-4 071 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  SEINET11837038  Coreopsis californica J. F. Bright 1934-1 9247 Los Angeles Santa Monica Coast Range Comment
  UC219296  Coreopsis californica var. californica P. A. Munz and R. D. Harwood 1920-3-20 3385 Los Angeles Temescal Canyon 365 Comment
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May 2 2014
  RSA155910  Coreopsis gigantea Peter H. Raven 1962-5-22 17848 Los Angeles Santa Catalina Island. About 1 mile below Middle Ranch. Comment
  UC485342  Coreopsis gigantea C. F. Millspaugh 1920-1-22 4630 Los Angeles Bird Rock Santa Catalina Island, Bird Rock Comment
  CAS-BOT-BC105699  Corethrogyne filaginifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  SBBG31135  Corethrogyne filaginifolia R. F. Thorne 1966-9-16 36723 Los Angeles Wrigley Drive above Pebbly Beach 45 Comment
  SEINET3146440  Cotula australis G. B. Grant 1905-4-3 224 Los Angeles Pasadena, S CA; Pacific Coast Comment
  UCR142952  Cotula australis L. C. Wheeler 1936-3-8 4081 Los Angeles San Gabriel Mtns, Millard Canyon 457 Comment
  UCR260400  Cotula australis R. G. Swinney 2010-6-21 13287 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  LA15074  Crassula connata Peter H. Raven; Henry J. Thompson 15074 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  SBBG13609  Cressa truxillensis P. H. Raven 1962-5-22 17838 Los Angeles E of Little Harbor Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  UC73466  Crocanthemum scoparium var. vulgare Miss E. D. Palmer 1904-11-1 Los Angeles vicinity Los Angeles Comment
  CAS-BOT-BC175845  Crossosoma californicum Robert F. Thorne; P. C. Everett 1964-2-6 33297 Los Angeles Above Fourth of July Cove. Santa Catalina Island 30 Comment
  CATA1046  Crossosoma californicum Mark L. Hoefs 1995-5-10 1974 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA204935  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  RSA751107  Croton californicus Justin M. Wood 2009-6-5 830 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA764415  Croton californicus Justin M. Wood 2009-8-18 1252 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA480699  Croton californicus var. tenuis Marie Jensen 1931-7-15 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC190078  Crypsis schoenoides Robert F. Thorne 1966-9-16 36712 Los Angeles Santa Catalina Island. Margin of reservoir at Hay Press. 411 Comment
  UCR259354  Crypsis schoenoides R. G. Swinney 2010-9-7 13687 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR252890  Cryptantha R. G. Swinney 2010-5-11 12648 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
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Feb 19 2020
  UCR277084  Cryptantha R. G. Swinney 2011-6-7 15090 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
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Dec 7 2018
  UCR282038  Cryptantha barbigera var. barbigera R. G. Swinney 2014-4-24 16203 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
  RSA756958  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2453 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  SD113305  Cryptantha clevelandii var. florosa Darley F. Howe 1952-6-15 2228 Los Angeles Los Angeles, Santa Monica Mountains, Mulholland Drive, ca. 9 miles from ocean Comment
  CHSC95537  Cryptantha intermedia LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Open ridgetop, on trail up out of canyon and going to the crest following a ridge running northwest from the crest. 548 Comment
  POM368246  Cryptantha intermedia Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  POM64236  Cryptantha intermedia C. F. Baker 1904-5-5 4769 Los Angeles Claremont Comment
  RSA191109  Cryptantha intermedia R. F. Thorne, M. Z. Thorne 1967-6-25 37095 Los Angeles Between Cobal and Evey Canyons; 731 Comment
  RSA735836  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  SD139320  Cryptantha intermedia Jon Rebman 1996-4-26 3099 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  POM3893  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  RSA536085  Cryptantha intermedia Tim Ross 1991-5-21 5432 Los Angeles San Clemente Island, upper Box Canyon, northwesterly canyon slope (descending into canyon) above area where the canyon bottom is 1175ft. 396 Comment
  UC1211075  Cryptantha intermedia Huron H. Smith 1912-5-3 4912 Los Angeles 243 Comment
  RSA499643  Cryptantha micrantha Robert Gustafson 1982-4-26 2534 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA0013202  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-13 5932 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  RSA0013589  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-1 5788 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SBBG63696  Cryptantha microstachys E. Crow 1930-6-29 Los Angeles above Camp Coldbrook Comment
  UC564001  Cryptantha microstachys Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR177304  Cryptantha microstachys LeRoy Gross 2003-5-4 820 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along east side of Brand canyon a short distance above the large waterfall 393 Comment
  RSA639228  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1971-4-25 41334 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UC1212093  Cryptantha muricata Peter H. Raven and David Verity 1960-5-7 15320 Los Angeles Arroyo Sequit, about 2 mi from ocean Santa Monica Mountains 91 Comment
  UCR127903  Cryptantha muricata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26095 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
  SEINET12280866  Cryptantha muricata E. A. Purer 1935-1 6553 Los Angeles Malibou Road, Santa Monica Mountains Comment
  RSA0079306  Cryptantha muricata var. jonesii M. B. Dunkle 1934-4-26 3947 Los Angeles 5 miles S. Mojave Desert. 1372 Comment
  RSA0079382  Cryptantha muricata var. jonesii P. A. Munz 1925-4-23 9447 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0079219  Cryptantha muricata var. muricata R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42106 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  UCR259198  Cryptantha nevadensis var. rigida Mitch Provance, Callen Huff 2009-4-29 10699 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
  CHSC101200  Cryptantha oxygona Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  RSA679929  Cryptantha oxygona LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  SD262229  Cryptantha pterocarya var. pterocarya R. G. Swinney 2014-5-7 16338 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-sough arroyo cutting through Holcomb Ridge (Valyermo 7.5'Q) 1280 Comment
  RSA479536  Cryptantha simulans Steve Boyd, Laura Kopase 1987-6-8 2074 Los Angeles San Gabriel Mts. 5 miles WNW of Wrightwood in Canyon Near Jct. with Mescal Creek 1524 Comment
  UCR149524  Cryptantha simulans R. G. Swinney 1997-6-25 5651 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  UCR223596  Cryptantha simulans R. G. Swinney 2009-6-8 11090 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  SEINET12192402  Cuphea ignea W. F. Wight 1907-1 1641 Los Angeles East Lake Park, Los Angeles Comment
  UCR149955  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  CAS-BOT-BC224486  Cuscuta californica F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UC212183  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  UCR206165  Cuscuta californica A. C. Sanders, T. B. Salvato 2009-5-29 37058 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  SFV11558  Cuscuta californica M. L. Vincent 1963-5-22 361 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  RSA409766  Cuscuta campestris George B. Grant 4541 Los Angeles Santa Catalina Island Comment
  RSA576956  Cuscuta campestris L. C. Wheeler 1938-8-28 1293 Los Angeles 1 mile SW La Verne 274 Comment
  UCD54443  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 13 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  RSA709747  Cuscuta pentagona A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27126 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters. 320 Comment
  UCR149529  Cycladenia humilis var. venusta R. G. Swinney 1997-6-25 5639 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  RSA0039142  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11615 Los Angeles confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCD97936  Cylindropuntia echinocarpa Daryl Koutnik 1978-3-23 127 Los Angeles North of State Hwy. 18 and just west of the Los Angeles/ San Bernardino County line. 960 Comment
  CATA875  Cynodon dactylon Mark L. Hoefs, Robert F. Thorne, John W. Tucker, Grady L. Webster 1992-3-30 1686 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  SBBG131914  Cyperus S. A. Junak 2000-6-29 SCa 1352 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0115097  Cyperus eragrostis Steven A. Junak 2000-7-1 SCa- 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 329 Comment
  RSA626046  Cyperus eragrostis Scott D. White 1994-7-14 2248 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  SBBG131722  Cyperus eragrostis S. A. Junak 1999-5-8 SCa 911 Los Angeles lower part of Fern Cyn, just 0.3 mi upstream from jct with Cottonwood Cyn 121 Comment
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Jul 28 2016
  RSA365105  Cyperus niger var. castaneus Anstruther Davidson 1890-1 s.n. Los Angeles [Los Angeles?] River. Comment
  RSA587983  Cystopteris fragilis Orlando Mistretta, Timothy S. Ross 1994-6-1 1291 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mountain, near top of Santiago Canyon 1930 Comment
  RSA550423  Cytisus striatus T. S. Ross 1992-7-10 6685 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  RSA702179  Cytisus striatus Scott D. White 2004-8-20 10735 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA725835  Dactylis glomerata R. G. Swinney 1997-6-25 5655 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 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
  UCR209463  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CDA36677  Datisca glomerata G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  SFV14461  Datura wrightii J. L. Reveal 1987-9-9 3881 Los Angeles Santa Susana Mountains Limekiln Canyon north of Rinaldi. 396 Comment
  RSA535289  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5339 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA589326  Daucus pusillus T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8586 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  SBBG128420  Daucus pusillus M. L. Hoefs 1994-5-21 1834 Los Angeles SE end of Renton Mine Rd 262 Comment
  UC1605445  Daucus pusillus Tim Ross and Steve Boyd 1993-5-23 7254 Los Angeles ca. 700 meters s.-s.w Plum Spring (in upper Clearwater Canyon) (saddle between Red Mt's. long e. ridge and a small notched peak (3227 ft)); Green Valley U.S.G.S. 7.5' Quad., n.w. Los Angeles Co., Lieb 896 Comment
  CAS-BOT-BC130912  Deinandra clementina Katharine Brandegee s.n. Los Angeles Santa Catalina Id. Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  LA200229  Deinandra fasciculata Carl Epling; 1935-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CHSC95457  Delairea odorata LeRoy Gross 2001-12-9 459 Los Angeles Transverse Ranges: San Gabriel Mountains: Big Santa Anita Canyon; ca. 1/4 mile down from the tributary of Winter Creek, east of Chantry Flat. 518 Comment
  RSA713807  Delphinium cardinale Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  JEPS23371  Delphinium glaucum Joseph Andorfer Ewan 1936-8-9 10013 Los Angeles Guffy's Spring Blue Ridge (s side of ridge) 2560 Comment
  RSA0088146  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR223352  Delphinium parishii R. G. Swinney 2009-5-20 10837 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SBBG125834  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2010-5-24 3215 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  CAS-BOT-BC116297  Delphinium parryi subsp. parryi Alma Sweet 1919-4-1 s.n. Los Angeles Claremont Comment
  RSA729345  Delphinium patens subsp. hepaticoideum R. G. Swinney 1999-4-9 7079 Los Angeles Dime Canyon, c. 200m south of Cattle Canyon at the falls 671 Comment
  RSA783869  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 C Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA783864  Delphinium variegatum subsp. thornei Bart O'Brien, Jason Koontz, Emma Havstad 2012-4-24 2012 -37 Los Angeles San Clemente Island. China Canyon. 375 Comment
  RSA0005335  Delphinium variegatum subsp. thornei Robert F. Thorne 1966-4-17 36078 Los Angeles San Clemente Island, between Boulder and Horton, NE side of island. 488 Comment
  RSA0029729  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-12 42970 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  RSA0105488  Dendromecon rigida R. G. Swinney 2011-5-31 14915 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
  RSA191355  Dicentra chrysantha Robert F. Thorne, M. Z. Thorne 1967-7-19 37155 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA652532  Dicentra chrysantha T. C. Thomas 1974-7-5 s.n. Los Angeles Vincent Gap, Hwy 2. 1768 Comment
  RSA660131  Dicentra chrysantha Orlando Mistretta 1992-6-12 541 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0042045  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  UC843601  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  SDSU11599  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone. San Clemente Island. Comment
  UCR270154  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2011-3-17 14116 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SEINET7047892  Dichelostemma capitatum subsp. capitatum Steven R. Hill, Kate Kramer 2001-4-22 33340 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC150646  Diplacus longiflorus W. I. Follett; E. B. Follett 1966-4-28 s.n. Los Angeles North Fork of San Gabriel River 12.7 miles north (by road) of Azusa Comment
  CAS-BOT-BC150657  Diplacus longiflorus Mrs. T. C. Pease 1910-5-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC150845  Diplacus puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon, below the Wrigley Mauseoleum 121 Comment
  SD251608  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island, Pyramid Cove, on sand flat by lagoon Comment
  SEINET10550095  Distictis laxiflora Elizabeth M. McClintock 1947-8-23 McClintock s.n. Los Angeles Mandeville Canyon, West Los Angles Comment
  UC10265  Dithyrea californica J. B. Davy May 1896 2277 Los Angeles Lancaster Comment
  UC56422  Dithyrea maritima E. Braunton April, 1903 Los Angeles Playa del Rey Comment
  RSA0072145  Dodecahema leptoceras Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UCD118805  Dodecatheon clevelandii Kenneth A. Wilson 1961-3-12 1016 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  UCR17578  Dodecatheon clevelandii George B. Grant 1904-1 304 Los Angeles San Gabriel Valley, City of Pasadena Comment
  UCR182715  Dodecatheon clevelandii R. G. Swinney 1998-4-11 5940 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  POM3603  Dodecatheon clevelandii subsp. clevelandii I. M. Johnston 1917-1-28 Cf. 13783 Los Angeles Mouth of San Antonio Canyon Comment
  UC1211152  Dodecatheon clevelandii subsp. clevelandii Huron H. Smith 1912-4-23 4818 Los Angeles Eagle Rock 213 Comment
  RSA166487  Dodecatheon clevelandii subsp. clevelandii W. G. Webb 1935-2-16 s.n. Los Angeles Chevy Chase, San Rafael Hills north of Glendale Comment
  SBBG78892  Dodecatheon clevelandii subsp. insulare W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  CAS-BOT-BC41705  Draba cuneifolia var. sonorae Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC157706  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1904-5-5 6179 Los Angeles Pasadena, Oak Knoll Comment
  LA200089  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1715 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  UCR271199  Dryopteris arguta R. G. Swinney 2011-11-1 15945 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UC1930147  Dryopteris arguta Mark Elvin, Orlando Mistretta 1996-3-24 137 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UCD101943  Dudleya Anju K. Riar 1992-5-23 5 Los Angeles Mt. Baldy. 914 Comment
  RSA0065456  Dudleya abramsii Peter Gail 1961-05 s.n. Los Angeles Glendora Mountain Road, N. of Glendora. Comment
  LA210121  Dudleya cymosa subsp. ovatifolia K. Nakai; B. Broadbent 1980-5-4 588 Los Angeles Santa Monica Mountains, End of Camarillo Spring Rd. at the N base of Conejo Mtn 60.0 Comment
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Apr 24 2014
  RSA640879  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-8-8 10368 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UC205027  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-30 1643 Los Angeles Ontario Peak, San Antonio Mtns 2590 Comment
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May 13 2016
  UCR109031  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  LA105001  Dudleya lanceolata Peter H. Raven; David S. Verity 1960-5-7 15326 -A Los Angeles Santa Monica Mountains, Arroyo Sequit, upper Arroyo Sequit 243 Comment
  SBBG70386  Dudleya lanceolata R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UCR111505  Dudleya lanceolata A. C. Sanders, D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR275008  Dudleya lanceolata Michael Honer, Rachel Woodard 2006-4-21 2220 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  UCR61047  Dudleya lanceolata R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  CAS-BOT-BC411391  Dudleya lanceolata K. Nakai 1975-5-1 s.n. Los Angeles El Segundo, Los Angeles International Airport Comment
  RSA348069  Dudleya lanceolata Dave Kelly, W. Wisura 1986-4-30 4116 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  SBBG119574  Dudleya lanceolata L. C. Wheeler 1967-7-6 9937 Los Angeles San Gabriel Cyn 274 Comment
  SD38622  Dudleya lanceolata Edith A. Purer 1932-5-26 2770 Los Angeles El Segundo Comment
  RSA83347  Dudleya pulverulenta F. W. Peirson 1906-7-10 1932 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  SD135105  Dudleya sproulii Paul H. Thomson Unknown Los Angeles Santa Catalina Island Comment
  CATA3549  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-30 113 Los Angeles Santa Catalina Island: Channel side; East End of Island; Pebbly Beach Road, near freight line landing, on road embankment, diorite. 2 Comment
  SEINET13276801 Image available Dysphania botrys R. G. Swinney 2011-1 15886 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCR180184  Echinochloa crus-galli R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  UCR210414  Echinochloa crus-galli R. G. Swinney 2008-12-6 9970 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  SD252242  Ehrharta erecta Steven A. Junak 1999-7-17 Sca 1071 Los Angeles Santa Catalina Island. At Middle Ranch, Janet Takara's house, N side of house. 213 Comment
  RSA608831  Eleocharis radicans L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR232366  Elymus cinereus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8003 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 250 m south of Avenue D 701 Comment
  RSA524188  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-6 2881 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA3544  Elymus glaucus C. B. Wolf 1932-5-9 3488 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  SEINET10554278  Elymus glaucus Adolph D. E. Elmer Elmer 3750 Los Angeles Acton. Comment
  CAS-BOT-BC206740  Elymus glaucus subsp. glaucus Peter H. Raven 1959-5-9 14162 Los Angeles Mullholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage - Santa Monica Mountains 274 Comment
  CAS-BOT-BC206759  Elymus glaucus subsp. glaucus Timothy S. Ross 1992-5-24 6418 Los Angeles Brown's Gulch, Draining to San Gabriel Canyon at the base of San Gabriel Dam - San Gabriel Mountains 475 Comment
  LA13075  Elymus glaucus subsp. glaucus A. M. Johnson; 1932-5-30 4090 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mt. Cragg Canyon. 152 Comment
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Apr 22 2014
  RSA191104  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-6-25 37074 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  RSA226225  Elymus glaucus subsp. glaucus Gary D. Cromwell, David W. Wheat 1971-5-14 654 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest, two miles NE of Glendora 396 Comment
  SEINET13276844 Image available Elymus hispidus R. G. Swinney 2011-1 15509 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  UCR143175  Elymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mtns., Big Tujunga Canyon at Colby Ranch Road 1098 Comment
  UCR50877  Elymus triticoides A. C. Sanders 1988-5-18 7841 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA609968  Emex spinosa Louis C. Wheeler 1970-5-14 s.n. Los Angeles Watts: 103rd Street and Grandee Street. Comment
  CATA3147  Emmenanthe penduliflora Sarah Ratay, Tyler Dvorak 2011-5-26 141 Los Angeles Santa Catalina Island: North of Echo Lake, northwest of Goat Harbor Road 383 Comment
  RSA127839  Encelia californica Peter H. Raven 1959-4-4 13946 Los Angeles Bluffs just behind beach E of Zuma Beach, Point Dume. 11 Comment
  UCR167210  Endolepis covillei S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA383905  Ephedra nevadensis Robert Gustafson, Christopher Davidson 1977-4-20 424 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  SDSU21082  Ephedra nevadensis Ian Cain, Ryan Gilmore, Bruce Lund 2010-4-16 1391 Los Angeles North west of Lancaster just south of Kern County border. .97km north along 150th Street from intersection with W Avenue 791 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  CAS-BOT-BC166192  Epilobium canum subsp. canum F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita Canyon, San Gabriel Mts. 1127 Comment
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Jul 25 2017
  CAS-BOT-BC166212  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA588445  Epilobium canum subsp. canum F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island Comment
  POM305720  Epilobium canum subsp. latifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 934 Los Angeles Pine Canyon, Angeles National Forest Comment
  RSA0116571  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13932 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA591465  Epilobium canum subsp. latifolium Louis C. Wheeler 1966-10-12 8970 Los Angeles San Gabriel Mountains. Susanna Canyon, ca. 100 m downstream from falls. 549 Comment
  RSA733182  Epilobium canum subsp. latifolium R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA755574  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  POM2991  Epilobium ciliatum subsp. ciliatum D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA588313  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  SBBG60177  Epilobium ciliatum subsp. ciliatum R. Hoffmann 1927-6-12 Los Angeles Chandler's Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  HSC87173  Epipactis gigantea M. Hitchcock 1918-7-28 31 Los Angeles Pacoima Canyon Comment
  RSA0087305  Epipactis gigantea R. G. Swinney 2010-9-13 13821 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
  CAS-BOT-BC58013  Equisetum L. R. Abrams 1941-4-18 13869 Los Angeles State highway 138 one mi. e. of junction with U.S. Highway 99. Comment
  IRVC28718  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  UCR194265  Equisetum laevigatum R. G. Swinney 1998-8-5 6658 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  UCR239950  Equisetum laevigatum R. G. Swinney 2009-11-16 11641 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC625072  Eremocarpus setiger F. R. Fosberg 1931-7-11 S 5383 Los Angeles Cape Canyon Santa Catalina Island (middle) 220 Comment
  SBBG69944  Eremogone macradenia var. macradenia S. W. Hutchinson 1930-5-8 417 Los Angeles Mint Cyn to Lancaster 762 Comment
  UCR162373  Eriastrum densifolium subsp. densifolium Anuja Parikh, Nathan Gale 2004-6-16 2045 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  SFV21143  Eriastrum densifolium subsp. elongatum J. M. Keefe 2001-1-19 30996 a Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  CAS-BOT-BC187905  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-12 10733 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Road and to 0.5 mile NW up ridge, San Gabriel Mountains 1463 Comment
  RSA0121281  Eriastrum sapphirinum subsp. dasyanthum J. F. McBroom 1941-7-25 s.n. Los Angeles Hillslopes coastal, Pasadena hills. Comment
  RSA0122081  Eriastrum sapphirinum subsp. sapphirinum William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  RSA608229  Ericameria cuneata var. cuneata L. C. Wheeler 1946-9-1 6332 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.1 mile upstream from confluence with North Fork. Comment
  UCR141856  Ericameria cuneata var. cuneata R. G. Swinney 1997-8-19 5822 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  OBI2904  Ericameria linearifolia Lewis S. Rose 1968-4-5 68016 Los Angeles Acton, Mojave Desert 823 Comment
  RSA599628  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-4-16 9522 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
  UC1118733  Ericameria linearifolia N. French 1934-5-11 346 Los Angeles 1 mi ne of Ravenna; Tujunga Quadrangle Comment
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road Comment
  UCR177466  Ericameria linearifolia LeRoy Gross 2005-5-3 2245 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR222822  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SD247324  Ericameria nauseosa var. oreophila R. G. Swinney 2010-10-8 14006 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  CAS-BOT-BC299518  Ericameria palmeri var. pachylepis Peter H. Raven 1957-11-14 11405 Los Angeles U.C.L.A. campus, west Los Angeles Comment
  POM359433  Ericameria palmeri var. pachylepis Anstruther Davidson 1890-05 2000 Los Angeles Los Angeles. Comment
  RSA90916  Ericameria parishii var. parishii Raymond J. Dobbs 1927-8-13 7839 Los Angeles 1.2 miles below Switzer's on old trail, north of Pasadena 944 Comment
  UCR209864  Ericameria parryi R. G. Swinney 2008-7-15 9199 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC293129  Ericameria pinifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles Comment
  POM4717  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont. Comment
  RSA602058  Ericameria pinifolia Scott D. White 1997-5-7 5056 Los Angeles Big Tujunga Wash: Sunland-Tujunga area, alluvial fan below San Gabriel Mts, SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UC896253  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  CAS-BOT-BC293353  Ericameria teretifolia Elmer I. Applegate 1931-11-2 6831 Los Angeles Mint Canyon. Highway to Mojave Comment
  SBBG17793  Erigeron bonariensis P. H. Raven 1962-5-8 17616 Los Angeles barracks area, Wilson Cove 76 Comment
  UCR194049  Erigeron breweri R. G. Swinney 1998-8-17 6775 Los Angeles San Gabriel Mtns., Gold Dollar Mine Trail, 0.2 mi. NE of upper Coldwater Canyon 1488 Comment
  PASA1720  Erigeron canadensis Evelyn Krayenbuhl Los Angeles Washington St. & Allen Ave. Comment
  UCR223394  Erigeron foliosus R. G. Swinney 2009-7-29 11404 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET8667308 Image available Erigeron foliosus var. stenophyllus J. H. Barber 1897-7-11 266 Los Angeles Mt. Gleason Summit Comment
  CAS-BOT-BC189155  Eriodictyon crassifolium var. nigrescens James L. Reveal 1988-5-17 6780 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir, 1.7 miles W of the Bouquet Canyon Road between Palmdale and Saugus 944 Comment
  POM122735  Eriodictyon crassifolium var. nigrescens Marcus E. Jones 1924-4-28 s.n. Los Angeles Ridge north of Saugus. Comment
  POM9708  Eriodictyon crassifolium var. nigrescens P. A. Munz 1921-4-24 4432 Los Angeles Ridge Road, near Castaic. 610 Comment
  UCR269962  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-7 12570 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  CAS-BOT-BC188084  Eriodictyon traskiae L. R. Abrams; I. L. Wiggins 1931-7-4 324 Los Angeles White's Landing, Santa Catalina Island Comment
  SD72753  Eriodictyon traskiae F. R. Fosberg 1931-7-14 S 5402 Los Angeles Santa Catalina Island; Echo Lake. 349 Comment
  CAS-BOT-BC222689  Eriodictyon trichocalyx P. A. Munz 1918-5-16 2250 Los Angeles Claremont Comment
  CHSC24578  Eriodictyon trichocalyx T. P. Spira 1976-7-12 Los Angeles Chilao Campground off of Angeles Crest Hwy (2). 1371 Comment
  POM3877  Eriodictyon trichocalyx L W Case 1907-6-20 s.n. Los Angeles Claremont. 366 Comment
  UCR223715  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11205 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA455068  Eriodictyon trichocalyx var. trichocalyx Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  RSA455082  Eriodictyon trichocalyx var. trichocalyx Mildred E. Mathias 1931-6-23 S 5103 Los Angeles San Antonio Falls, Mt. San Antonio Comment
  SBBG61808  Eriogonum angulosum R. Hoffmann 1928-7-9 Los Angeles Antelope Valley Comment
  UCSB6807  Eriogonum baileyi Ewan, Joseph 1927-10-16 Los Angeles Mohave Desert near Portal Ridge 841 Comment
  CAS-BOT-BC244062  Eriogonum brachyanthum Clare B. Hardham 1959-6-16 4867 Los Angeles Near Pear Blossom Comment
  RSA393137  Eriogonum cinereum Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  RSA579277  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA775873  Eriogonum cithariforme Orlando Mistretta, Christine Mistretta 2010-5-26 5208 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA311316  Eriogonum cithariforme var. agninum Robert F. Thorne 1973-5-11 43462 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  POM72599  Eriogonum davidsonii I. M. Johnston 1925-8-1 6613 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  SBBG64087  Eriogonum davidsonii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  CAS-BOT-BC242769  Eriogonum davidsonii I. M. Johnston 1917-7-30 1583 Los Angeles San Antonio Mountains. Cucamonga Pk 2438 Comment
  RSA489560  Eriogonum davidsonii James L. Reveal, R. Broome 1987-6-25 6570 Los Angeles San Gabriel Mountians: along the Angeles Crest Highway ( California Highway 2) at milepost 47.3, 10.4 miles S of Cloudburst Summit and 0.4 mile S of Charlton Flat Campgound. 1616 Comment
  RSA766335  Eriogonum davidsonii Joseph A. Ewan, Nesta Ewan 1933-7-23 7829 Los Angeles Barley Flats Trail to Tejunga Creek. San Gabriel Mts. 1220 Comment
  RSA0035125  Eriogonum elongatum A. Lee Haines 1972-10-3 s.n. Los Angeles Along State Highway #27, north side of Santa Monica Mountains. 304 Comment
  LA52304  Eriogonum elongatum var. elongatum H. P. Bracelin; 1931-10-11 571 Los Angeles Comment
  UC1094047  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles hillside at nw end of campus University of California at Los Angeles Comment
  LA52259  Eriogonum fasciculatum var. fasciculatum Mary Reynolds; 1937-5-5 186 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA650863  Eriogonum fasciculatum var. fasciculatum Carol Zuck 1981-2-27 63 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  CDA12036  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. 1676 Comment
  RSA393421  Eriogonum fasciculatum var. foliolosum V. V. Giles 1936-7-5 s.n. Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  UC1032046  Eriogonum fasciculatum var. foliolosum N. French 1934-5-11 162 A Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  UC1032052  Eriogonum fasciculatum var. foliolosum P. L. Johannsen 1934-2-13 278 Los Angeles 3/4 mi se Junction, Haskell and Bouquet Canyon; Santa Susana Quadrangle Comment
  UC6289  Eriogonum fasciculatum var. foliolosum H. P. Chandler 1897-1-2 Los Angeles Claremont 365 Comment
Read comments
Jul 21 2010
  CAS-BOT-BC253265  Eriogonum fasciculatum var. foliolosum H. E. McMinn 1924-6-20 1234 Los Angeles Turnbull Canyon near Whittier Comment
  SBBG62071  Eriogonum fasciculatum var. polifolium R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UC150055  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson San Gabriel mountains, Mt. Wilson Comment
  RSA235250  Eriogonum giganteum var. formosum E. R. Blakley 1962-6-10 5236 Los Angeles Wilson Cove, San Clemente Island. 6 Comment
  SD90479  Eriogonum giganteum var. formosum Robert F. Thorne 1973-4-11 42854 Los Angeles San Clemente Island: middle portion of Norton Canyon, 900 Comment
  RSA393371  Eriogonum giganteum var. giganteum Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  UCR179709  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA595578  Eriogonum gracile var. gracile Lauren Raz, S. D. Boyd 1996-10-23 57 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 671 Comment
  RSA393233  Eriogonum gracile var. gracile Robert Gustafson 1981-7-15 2338 Los Angeles Ballona Wetlands, Area 2. Comment
  UCSB44054  Eriogonum gracillimum Kiehn, David 1980-5-31 Los Angeles North side of road 22 miles East on Ca. Hwy 138 from its junction with U.S. 5 762 Comment
  LA206819  Eriogonum heermannii var. heermannii Victor Duran; 1933-8-10 3545 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  SD230262  Eriogonum hirtiflorum Louis C. Wheeler 1968-7-22 Los Angeles San Gabriel Mountains: Devel's Canyon 1431 Comment
  RSA617231  Eriogonum kennedyi var. alpigenum LeRoy Gross 1998-8-22 49 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  RSA611517  Eriogonum maculatum Louis C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1159 Comment
  RSA0128045  Eriogonum microtheca var. johnstonii David E. Bramlet, Ileene Anderson 1998-9-23 2712 Los Angeles Stations: WBR-1, WBR-2. West Baldy Ridge, approximately 1,900 and 2,500 ft. northwest of West Baldy Peak. 2871 Comment
  SD121733  Eriogonum mohavense H. Dearing, M. Dearing 1949-4-27 6760 Los Angeles Western Mohave Desert Comment
  RSA782514  Eriogonum nudum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 7 Los Angeles road 7N23 turn from road 7N08 Comment
  SBBG64125  Eriogonum nudum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UCR182487  Eriogonum nudum R. G. Swinney 1997-7-22 5704 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA506843  Eriogonum nudum var. pauciflorum Louis C. Wheeler 1967-8-24 10493 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2165 Comment
  RSA586171  Eriogonum nudum var. pauciflorum Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  SD22318  Eriogonum ordii Ralph Hoffmann 1930-6-7 Los Angeles Apparent duplicates at SBBG and UC say Liebre Mtns: Piru Crk, Liebre Stn [per Andy Sanders, UCR] Comment
Read comments
Aug 13 2010
  UC635807  Eriogonum pusillum Herbert L. Mason 1926-4-26 3012 Los Angeles near Rock Creek; Mohave Desert Comment
  JEPS56481  Eriogonum pusillum Dr. A. Davidson 1899-1-1 Los Angeles Lancaster Mojave Desert, Lancaster Comment
  CAS-BOT-BC267608  Eriogonum saxatile Noel H. Holmgren; James L. Reveal 1966-5-30 2613 Los Angeles Tujunga Creek Canyon, San Gabriel Mountains 1036 Comment
  RSA766276  Eriogonum stellatum Joseph A. Ewan 1936-7-22 9830 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  RSA424974  Eriogonum thurberi Louis C. Wheeler 1932-5-26 749 Los Angeles San Gabriel Wash. 107 Comment
  UCD101509  Eriogonum viridescens L. LaPre 1988-7-1 s.n. Los Angeles Big Rock Creek Wash, 2.5 miles E of Pearblossom. Comment
  POM280035  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mountains 1982 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA600739  Eriophyllum ambiguum var. ambiguum L. C. Wheeler 1955-4-17 7139 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, off Little Rock Creek. Comment
  CAS-BOT-BC297925  Eriophyllum confertiflorum LeRoy Abrams 1901-4-3 1264 Los Angeles Santa Monica Mts 243 Comment
  RSA0094357  Eriophyllum confertiflorum R. G. Swinney 2011-5-18 14134 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA527764  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4327 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR209869  Eriophyllum confertiflorum R. G. Swinney 2008-7-16 9242 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  JEPS34718  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles s trail Baldy; San Gabriel Mts., Baldy 2438 Comment
  RSA640149  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  SBBG8158  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  SBBG98517  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-23 5488 Los Angeles lower Tota Cyn 60 Comment
  UCR65219  Eriophyllum nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Channel Islands, Santa Catalina Island, Avalon 5 Comment
  RSA78455  Eriophyllum pringlei Verne Grant, Alva Grant 1952-4-27 17584 Los Angeles Open sandy plain E of Little Rock, Mojave 762 Comment
  UCSB6533  Eriophyllum wallacei Kamb, Peter 1948-6-26 Los Angeles Tujunga Wash near Sunland 350 Comment
  RSA655745  Erodium botrys James Henrickson 2000-4-15 20689 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UCR108377  Erodium botrys L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  RSA716212  Erodium botrys Andrea Edwards, Pam DeVries 2006-4-11 86 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG129225  Erodium cicutarium G. B. Grant 1901-1 448 Los Angeles Pasadena Comment
  SFV5497  Erodium cicutarium W. A. Kelley 1966-3-12 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. 190 Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UCR258932  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR281964  Erodium cicutarium R. G. Swinney 2014-4-24 16194 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
  RSA608355  Erodium cicutarium Louis C. Wheeler 1931-1-20 s.n. Los Angeles Malone's. Comment
  RSA652311  Erodium cicutarium Marion P. Harthill 1972-4-8 s.n. Los Angeles Glendora Mt. Rd. 1067 Comment
  OBI70655  Eruca vesicaria Louis C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Coronel and Adobe Street Comment
  NY37752  Eryngium aristulatum var. parishii A. J. McClatchie 1893-7-3 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA730829  Erysimum capitatum R. G. Swinney 1998-7-8 6337 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC72922  Erysimum capitatum Pupils of Los Angeles High School May 1904 Los Angeles near Hollywood Comment
  RSA135175  Erysimum capitatum var. capitatum P. H. Raven 1960-5-15 15371 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. 213 Comment
  POM50342  Eschscholzia caespitosa L. R. Abrams 1901-06 1700 Los Angeles Santa Monica Mountains, Saddle Peak. Comment
  SEINET6911602  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. 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
  RSA433650  Eschscholzia californica F. R. Fosberg 1931-5-6 4802 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  CAS-BOT-BC403166  Eschscholzia californica D. W. Kyhos 1962-3-15 62 -33 Los Angeles Point Dume Comment
  UCD95277  Eschscholzia californica Curtis Clark 1975-3-21 446 Los Angeles State Highway 138, 24 miles west of junction with State Highway 14, east of Gorman. Comment
  CATA505  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  UCR193478  Eucalyptus camaldulensis R. G. Swinney 1999-4-8 7072 Los Angeles San Gabriel Mtns., Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  RSA549229  Eucalyptus globulus Scott D. White 1992-10-8 870 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  SD38505  Eucrypta chrysanthemifolia Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  RSA586630  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross, S. D. Boyd 1991-3-23 4268 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA596038  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, J. Mark Porter 1995-5-4 8406 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR270800  Eulobus californicus R. G. Swinney 2010-4-15 12260 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA498944  Euphorbia crenulata L. C. Wheeler 1931-4-12 s.n. Los Angeles Liveoak Canyon (1/2 mi. above the dam) 457 Comment
  UCR45202  Euphorbia maculata A. C. Sanders 1986-7-30 6810 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
  UCD142605  Euphorbia maculata Steven A. Junak 1990-11-9 SCI 144 Los Angeles San Clemente Island: N end of island, just SE of passenger terminal building at airfield. 60 Comment
  RSA603551  Euphorbia misera Sara L. Crockett 1997-4-1 629 Los Angeles Santa Catalina Island. 0.3 miles WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road. 46 Comment
  UCR97809  Euphorbia peplus Scott D. White 1997-3-12 4749 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR205677  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-29 37034 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA605373  Euphorbia terracina D. Koutnik 1996-3-14 s.n Los Angeles Corral Canyon road about 1/4 mi. N. of Pacific coast hwy, at crossing of Solstice Canyon. 10 Comment
  UCR194757  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 732 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  SBBG19206  Festuca perennis M. A. Piehl 1963-12-8 631099 Los Angeles W border of airfield loading area 51 Comment
  LA33413  Festuca perennis Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  CAS-BOT-BC474726  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  CAS-BOT-BC474733  Ficus microcarpa R. E. Riefner, Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grande Ave. at Walnut Creek, general vicinity of Fairway Lane 150 Comment
  UCR51495  Ficus microcarpa A. C. Sanders 1987-12-4 7441 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  LA94446  Filago californica Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SEINET3246132  Filago californica R. W. Swinney 2008-1 8572 Los Angeles Sam Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA615861  Filago depressa Scott D. White 1995-10-19 3696 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR190923  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  LA212442  Frangula californica Vincent Arellano; 1980-6-2 41 Los Angeles 4 miles from bear divide road. Left side of road. 670 Comment
  RSA729482  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  UC1929534  Frasera neglecta Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1685 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1921 Comment
  JEPS43922  Fraxinus dipetala Frank W. Peirson 1919-7-1 383 a Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  RSA279057  Fraxinus dipetala Robert F. Thorne 1971-3-25 s.n. Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  IRVC29652  Fraxinus velutina A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26231 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  RSA0030861  Fraxinus velutina var. coriacea L. C. Wheeler 1933-8-20 11448 Los Angeles 0.5 mile below Pine Canyon Dam, San Gabriel Canyon. 289 Comment
  SBBG72776  Fremontodendron californicum V. Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1600 Comment
  LA22121  Fritillaria biflora var. biflora W. O. Griesel; 1936-3-14 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  POM129904  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  SD252373  Galium angustifolium Steven A. Junak 2000-7-1 Sca 1371 Los Angeles Santa Catalina Island: Just SW of Cape Canyon reservoir, upper Cape Canyon, N-facing slope. 344 Comment
  POM367687  Galium angustifolium subsp. angustifolium Fay A. MacFadden 1931-7-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR177309  Galium angustifolium subsp. angustifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1029 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  JEPS9470  Galium angustifolium subsp. gabrielense Frank W. Peirson 1919-6-7 7677 Los Angeles Cow Canyon Divide San Gabriel Mts. 1371 Comment
  RSA729814  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-7-10 6378 Los Angeles San Gabriel Mtns.: Prairie Fork, near Cabin Flats Campground 1622 Comment
  CATA991  Galium aparine Mark L. Hoefs 1994-5-21 1865 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  UC1143136  Galium aparine Jerome S. Horton 1936-4-28 306 Los Angeles 1/4 mi se San Dimas Reservoir (meadow by San Dimas Climactic Sta.); Pomona Quadrangle, San Dimas watershed, San Dimas Canyon 487 Comment
  RSA213392  Galium aparine Reid V. Moran 1941-2-17 581 Los Angeles San Clemente Island. Middle Ranch, East side of arroyo. 500 Comment
  SEINET3157862  Galium buxifolium G. B. Grant, W. Wheeler 1904-1 Los Angeles Comment
  SD49394  Galium catalinense subsp. acrispum Reid Moran 1959-3-9 7168 Los Angeles San Clemente Island, on canyon wall, 2 miles SE of Eel Point 99 Comment
  UCR204205  Galium catalinense subsp. acrispum Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark, Steve Burckhalter 1996-4-20 159 Los Angeles Channel Islands, San Clemente Island, third canyon south of Bryce 305 Comment
  CATA704  Galium catalinense subsp. catalinense Mark L. Hoefs 1991-5-3 1202 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG132207  Galium catalinense subsp. catalinense S. A. Junak 1978-4-15 SCa 014 Los Angeles N side of Cherry Cove, near Lion's Head Point Comment
  CAS-BOT-BC217512  Galium grande A. J. McC 1893-4-21 120 Los Angeles Sierra Madre Mts., Santa Anita 1219 Comment
  CHSC110742  Galium grande Dean Wm. Taylor 2003-5-29 18599 Los Angeles San Gabriel Mountains, along Rincon Red box Road on ridge 1 mile NW of Monrovia Peak (Angeles National Forest road 2N24.1) Comment
  RSA0078384  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA229150  Galium johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38913 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table mountain above Big Pines 2119 Comment
  UC1375303  Galium johnstonii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38913 Los Angeles s slope of mt. above Big Pines; San Gabriel Mts., Angeles National Forest, Table Mt. 2118 Comment
  RSA719591  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  SEINET3100959 Image available Galium porrigens G. Rink 2011-6-1 10580 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  SEINET3200281  Galium porrigens G. Rink 2011-6-1 10580 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 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
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  UC1122724  Garrya veatchii P. L. Johannsen 1934-1-30 258 Los Angeles 2-3 mi nw Saddle Peak; Calabasas Quad. 304 Comment
  UCR223487  Garrya veatchii R. G. Swinney 2009-6-8 11063 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  CAS-BOT-BC282619  Gastridium phleoides Eric Walther 1921-7-1 s.n. Los Angeles Howard and Smiths Nursery Comment
  LA200947  Gastridium phleoides Louis Wheeler; 1933-6-7 1859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 137 Comment
  RSA0081706  Gayophytum heterozygum R. G. Swinney 2011-7-21 15549 Los Angeles Strawberry Peak summit. 1860 Comment
  UC73311  Gayophytum heterozygum Geo. B. Grant May 1902 492 Los Angeles Mt. Wilson Comment
  UCR50066  Gayophytum oligospermum David Charlton 1986-6-15 s.n. Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  CATA2024  Genista linifolia Steven A. Junak, Keri Kirkland 1998-4-5 551 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 18 Comment
  POM78163  Geranium carolinianum F. M. Reed 1920-4-18 4345 Los Angeles Reeves Ranch, south of Covina. Los Angeles. Comment
  RSA630741  Geranium carolinianum LeRoy Gross, Valerie Soza 1999-5-11 153 Los Angeles San Gabriel Mountains: Above city of San Dimas. 646 Comment
  SBBG64391  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  SEINET14623611  Gilia angelensis E. Braunton 1902-4-29 240 Los Angeles North Pomona. Comment
  UCR191737  Gilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  SEINET4044462  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR192574  Gilia capitata A. C. Sanders 2008-4-10 34827 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR204440  Gilia capitata R. G. Swinney 2005-4-9 8209 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  RSA775526  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-5-22 5190 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  RSA249786  Gilia latiflora subsp. davyi R. F. Thorne, C. W. Tilforth 1973-4-20 43014 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA0051749  Gilia latiflora subsp. davyi A. Lee Haines 1973-4-14 s.n. Los Angeles Antelope Valley, at junction of State Highways #18 and #138. 938 Comment
  RSA571305  Gilia latiflora subsp. latiflora Steve Boyd, Darin L. Banks, Orlando Mistretta 1994-4-29 8301 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA95661  Gilia latiflora subsp. latiflora Verne Grant 1955-4-16 9582 Los Angeles Desert plains just south of Lancaster. Comment
  UC908547  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster Creek San Gabriel Mts., Arraster Creek 914 Comment
  RSA0016268  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon. 762 Comment
  RSA0017120  Gilia ochroleuca subsp. bizonata Frances Runyan 1973-4-14 s.n. Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
  UC303737  Gilia ochroleuca subsp. vivida I. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Baldy Lookout of U.S.Forest Service (San Antonio Mts.) 2133 Comment
  RSA0017174  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-16 s.n. Los Angeles Mount Wilson: summit. Comment
  RSA469699  Gilia tricolor subsp. diffusa Rose L. Burch 1940-4-9 4028 -12 Los Angeles Lancaster Comment
  RSA92592  Glyptopleura setulosa J. C. Roos 1952-5-17 5680 Los Angeles 16 miles W of Adelanto, Mojave Desert. 915 Comment
  RSA0001210  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA746732  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  RSA0115831  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-3-29 14257 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA573471  Gnaphalium chilense Timothy S. Ross 1992-6-15 6578 Los Angeles Whittier Hills (local name for the western extremity of the Puenta Hills): ridgetop between Turnbull Canyon and the S fork of Sycamore Canyon. 323 Comment
  UCR158880  Gnaphalium luteoalbum Scott D. White 1994-7-14 2259 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA608597  Gnaphalium peregrinum L. C. Wheeler 1936-6-3 4111 Los Angeles Tan Bark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA779872  Gnaphalium stramineum R. G. Swinney 2009-4-7 10296 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UC148620  Goodmania luteola Katharine Brandegee June, 1909 Los Angeles Lancaster Comment
  RSA611047  Grayia spinosa L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA601068  Grindelia camporum var. bracteosa Steve Boyd, Lauren Raz 1997-6-18 9988 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  UC447142  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles vacant lots at Bonnie Brae and Beverley; Los Angeles Comment
  JEPS18470  Guillenia lasiophylla Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5874 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon); Santa Monica Mountains 274 Comment
  RSA772521  Guillenia lasiophylla R. G. Swinney 2009-5-13 10767 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  SFV21453  Gutierrezia californica L. Gross, V. Soza, S. Tessel 2001-6-4 401 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  CATA1606  Hedypnois cretica Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2875 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  UC32246  Helenium bigelovii State Survey 1861-1-2 104 Los Angeles near San Gabriel Comment
  POM359736  Helenium bigelovii Russell Smith 1927-8-16 s.n. Los Angeles Crystal Lake, E. Angeles Nat. Forest. Comment
  CATA376  Helenium puberulum Mark L. Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 Comment
  RSA199182  Helenium puberulum R. F. Thorne, D. Propst 1968-5-29 37704 Los Angeles Santa Catalina Island, bed of Hermit Gulch off Avalon canyon. 91 Comment
  CAS-BOT-BC223976  Helianthemum scoparium Louis C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side 563 Comment
  UC32271  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  UCSB68608  Helianthus gracilentus Gross, LeRoy; Fraga, Naomi; Hogshead, Bill; Virgen, Aydee 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountians; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad.: T2N R14W S24, SE1/4); low foothills north of 210 freeway 598 Comment
  UC897619  Helianthus gracilentus Carl B. Wolf 1932-10-19 4354 Los Angeles Old Ridge Route Road 1 mi s National Forest Inn (burned in 1932) 762 Comment
  POM19150  Heliotropium curassavicum F. W. Peirson 1923-5-27 6891 Los Angeles Pallett Creek, San Gabriel Mts. Comment
  UCD132948  Helminthotheca echioides Daryl Koutnik 1978-6-24 551 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  RSA139169  Hemizonia clementina Reid V. Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's cove. 50 Comment
  RSA182736  Hemizonia fasciculata J. Massey 1966-4-22 1229 Los Angeles 1 1/2 mi NW of HWY 14 on Escondido Canyon Road 945 Comment
  RSA239561  Hemizonia fasciculata David B. Dunn 1946-8-10 2657 Los Angeles Collected in Floriculture area of University of California in LA at Veteran Ave, a weed growing in dry hard clay soil Comment
  UCR88682  Hemizonia minthornii Scott D. White 1995-10-11 3690 Los Angeles Santa Susana Mtns., south edge of Santa Susana Mts, above Chatsworth Comment
  RSA527620  Hesperocnide tenella Steve D. Boyd 1990-4-8 4405 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC143685  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-4 331 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA0072474  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1820 Los Angeles San Gabriel River main stem across from Morris Dam, CS1. 401 Comment
  RSA725786  Heteromeles arbutifolia A. C. Sanders, Mark A. Elvin 2002-6-18 25128 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  RSA0072420  Heteromeles arbutifolia T. S. Clare 1931-4-7 s.n. Los Angeles Sandberg. Comment
  SD107851  Heteromeles arbutifolia var. macrocarpa Larry DeBuhr, Gary Wallace 1972-9-2 701 Los Angeles San Clemente Island, near the top of first canyon south of Lemon Tank 366 Comment
  RSA0074512  Heterotheca fastigiata Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UCR213415  Heterotheca grandiflora A. C. Sanders, Dan S. Cooper 2010-3-12 37336 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0075655  Heterotheca grandiflora L. C. Wheeler 1966-10-1 8944 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  UCR276910  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-3-29 14256 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA0063086  Heuchera abramsii P. A. Munz 1922-7-21 6113 Los Angeles Mt. San Antonio, San Gabriel Mountains. 3049 Comment
  RSA0066126  Heuchera elegans Sam Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1524 Comment
  SEINET2431527 Image available Heuchera elegans Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mountains. 2290 Comment
  SFV4942  Heuchera elegans M. H. Grayum 1971-7-9 s. n. Los Angeles San Gabriel Mountains Cortelyou Spring, just east of Islip Saddle. 2073 Comment
  SEINET6087454  Heuchera rubescens Scott D. White 1998-6-29 6805 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR189850  Hieracium albiflorum R. G. Swinney 1998-7-21 6467 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  CHSC95368  Hirschfeldia incana LeRoy Gross; Wayne Law 2000-8-8 251 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA66081  Hirschfeldia incana F. W. Peirson 1924-10-26 5259 Los Angeles Arroyo Seco, below California St. bridge, Pasadena. 198 Comment
  POM8239  Hoffmannseggia glauca F. W. Peirson 1922-8-15 s.n. Los Angeles Coyote Pass, Los Angeles. Comment
  RSA127970  Hoita macrostachya P. H. Raven 1959-10-25 14691 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  RSA133772  Hordeum murinum subsp. glaucum P. H. Raven 1959-5-3 14098 Los Angeles Santa Monica Mountains. Mulholland Drive at Laurel Pass, (34?N; 118-119?W) 351 Comment
  RSA562550  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns, north of Sylmar and south of Santa Clarita, within rhe Tujunga Ranger District of the Angeles National Forest, along Placerita canyon Road within Placerita canyon 488 Comment
  CLARK-A1528-3998  Horkelia cuneata John C. Roos 1937-7-7 1931 Los Angeles San Gabriel Mountains Comment
  RSA18523  Horkelia cuneata subsp. puberula Carl B. Wolf 1927-7-24 675 Los Angeles 1/2 mile east of Montrose Comment
  RSA729840  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  UCR85826  Horkelia rydbergii T. S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
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Jul 27 2007
  UCD106088  Hosackia crassifolia Marian Vincent 1964-6-24 594 Los Angeles Wrightwood Road. Big Pine camping area across the road from Meseal Camp. Comment
  RSA0112025  Hulsea heterochroma Richard G. Swinney 2011-5-16 14742 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 in Big Tujunga Cyn., c. 450 ENE of lodge in center of camp. 1375 Comment
  UCR276766  Hulsea heterochroma R. G. Swinney 2011-5-16 14742 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA0001953  Hutchinsonia Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
  RSA366725  Hydrilla verticillata Christopher Davidson, B. Gustafson 1980-10-10 10715 Los Angeles Garden of the Natural History Museum. Comment
  SBBG96696  Hypochaeris glabra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4254 Los Angeles lower half of China Cyn Comment
  POM186322  Hypochaeris radicata L. C. Wheeler 1932-10-1 1417 Los Angeles Emerald Ave, 1.5 miles N La Verne 351 Comment
  POM274199  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  RSA187791  Isocoma menziesii R. F. Thorne 36705 Los Angeles Santa Catalina Island: Dry sunny hillside near small reservoir W of Air Strip. 442 Comment
  SBBG31406  Isocoma menziesii R. F. Thorne with P. C. Everett 1965-6-24 35048 Los Angeles behind sandy beach at Shark Harbor Comment
  JEPS26119  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-9-19 13720 Los Angeles US Hwy 101 0.2 mi e of turn to Zuma Beach; Santa Monica Mountains 45 Comment
  RSA131321  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-9-19 13720 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  UC32928  Isocoma menziesii var. vernonioides Katharine Curran 1883-8-1 Los Angeles Newhall Comment
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Nov 23 2006
  RSA725884  Isomeris arborea R. G. Swinney 1997-2-22 5407 Los Angeles San Gabriel Mtns.: Duarte, due wet of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge. 579 Comment
  SEINET10836851  Jacaranda acutifolia David B. Dunn 1971-8-11 Dunn 18091 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park. Comment
  POM127496  Juglans californica L. R. Abrams 1910-7-7 4888 Los Angeles N slope of Santa Monica Mts. Near Cahuenga Pass Comment
  RSA401010  Juglans californica E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  UCR282525  Juglans californica D. E. Bramlet 2011-5-10 4828 Los Angeles Puente Hills, 610 ft south of Powder Cyn., 368 ft. south of Fullerton Rd., 1,385 ft. west of N Harbor Blvd. 213 Comment
  RSA711112  Juglans californica var. californica Tim Thibault, K. E. Olshewsky 2004-5-22 268 Los Angeles fire road off Hwy. 2 910 Comment
  UC1135935  Juglans californica var. californica A. E. Wieslander 1933-3-26 283 Los Angeles Puente Hills Corona (Anaheim) Quadrangle Comment
  RSA756085  Juglans regia A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37170 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA0114944  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCR150550  Juncus balticus R. G. Swinney 1999-6-21 7348 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR203220  Juncus balticus R. G. Swinney 2005-7-21 8316 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
  UC1595427  Juncus bufonius Tim Ross 1992-7-10 6654 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek, San Gabriel Mountains); San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UCR277035  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA747067  Juncus bufonius var. bufonius R. G. Swinney 2008-5-30 8912 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Nov 8 2010
  RSA0011529  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2011-6-23 5729 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA230270  Juncus macrophyllus Robert F. Thorne 1969-7-2 38310 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  RSA670186  Juncus macrophyllus Ian Swift 2001-7-2 232 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  RSA756735  Juncus rugulosus R. G. Swinney 2008-6-24 9093 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  RSA550407  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  UCR280581  Juncus textilis R. G. Swinney 2014-5-13 16478 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
  SD215326  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. Swale area about overflow from lake. 1021 Comment
  RSA0013470  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-16 6042 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA585674  Juncus xiphioides Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3002 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA264624  Juncus xiphioides H. E. Hasse 1890-06 2534 Los Angeles Canyon, Santa Monica Range. Comment
  CAS-BOT-BC80986  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  CDA710  Juniperus californica A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  CAS-BOT-BC235740  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade, 1/4 mile above crossing of Los Angeles Aqueduct 457 Comment
  HSC95556  Keckiella cordifolia John Dittes 1990-6-11 91 Los Angeles San Gabriel Mtns., La Tuna Canyon, N slope of Verdugo Mtn., 0.8 mi. E of debris basin dam, small tributary canyon with drainage on S side of L Tuna Canyon Rd. 424 Comment
  RSA401697  Keckiella cordifolia Erwin Miller 1934-6-30 19118 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA596141  Keckiella ternata subsp. ternata Tim S. Ross, Steve D. Boyd 1995-6-28 8655 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA97697  Keckiella ternata subsp. ternata R. M. Straw 1954-6-17 631 Los Angeles 0.6 miles west of bridge on Angeles Crest Highway, in Tujunga Canyon, San Gabriel Mountains. Comment
  RSA252884  Krascheninnikovia lanata R. F. Thorne 1973-5-11 43540 Los Angeles along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam 1049 Comment
  UCR190786  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7921 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR280652  Krascheninnikovia lanata R. G. Swinney 2014-4-10 16050 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
  CAS-BOT-BC341492  Lagophylla ramosissima I. M. Johnston 1918-8-4 2112 Los Angeles Hills west of Pomona 304 Comment
  CAS-BOT-BC273827  Lamarckia aurea David B. Weissman 1971-6-26 180 Los Angeles San Clemente Island. Gravel surface area above Mosquito Cove 345 Comment
  UCR143052  Lamium amplexicaule L. C. Wheeler 1936-2-19 4078 Los Angeles San Gabriel Valley, West Orange Grove Avenue, Pomona 244 Comment
  RSA409527  Lamium amplexicaule Louis C. Wheeler 1933-1-28 1457 Los Angeles 1835 Westhaven Ave. San Marino. 137 Comment
  RSA657923  Lantana montevidensis J. Liston 1980-6-2 48 Los Angeles Back dirt trail of Verdugo Park, 1/2 mile west of Glendale College Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  UCD107205  Larrea tridentata Steve Mason 1993-5-2 32 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  CAS-BOT-BC338121  Lasthenia californica John I. Carlson 1914-4-25 s.n. Los Angeles Avalon, Catalina Isl. Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  LA203786  Lasthenia glabrata subsp. coulteri A. M. Johnson; 1934-4-3 4394 Los Angeles Del Rey Hills Comment
  RSA396114  Lasthenia glabrata subsp. coulteri C. B. Wolf 1935-3-24 6295 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills)., [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
  RSA0110576  Lasthenia gracilis Richard G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UC2061409  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 6 Los Angeles Tejon Ranch. Mojave Side. In the Garden District, on a hillside mixed in with Chaenactis glabriuscula. Comment
  UCR213787  Lathyrus vestitus Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12702 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA405677  Lathyrus vestitus subsp. laetiflorus M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  UCD106524  Lathyrus vestitus var. alefeldii Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mi. east of Claremont, Antelope Valley. Comment
  JEPS55285  Lathyrus vestitus var. vestitus Frank W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon San Gabriel Mountains 472 Comment
  RSA748787  Lathyrus vestitus var. vestitus Justin M. Wood 2009-4-13 486 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 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
  RSA598254  Lathyrus vestitus var. vestitus R. G. Swinney 1989-11-24 1482 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  RSA518031  Layia glandulosa Steve Boyd 1986-3-31 1527 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR220260  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR270674  Layia glandulosa R. G. Swinney 2011-5-24 14818 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UCR96331  Layia glandulosa B. G. Pitzer 1996-4-20 2687 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA92283  Layia glandulosa F. W. Peirson s.n. Los Angeles Wash of Arroyo Seco, Pasadena Comment
  SD43393  Layia glandulosa Darley F. Howe Unknown 1801 Los Angeles Angeles Crest Road to Mount Wilson, desert side 975 Comment
  UCD133911  Layia glandulosa Tom Gordon 1974-4-26 168 Los Angeles Devil's Punchbowl Road. Around 1 mile south of Longview Road. Comment
  POM155627  Layia platyglossa subsp. campestris M. L. Bryan 1928-6-2 23 Los Angeles Mandeville Canyon, near Santa Monica Mts Comment
  RSA54178  Layia platyglossa subsp. campestris C. B. Wolf 1926-5-1 470 Los Angeles 1 mile east of San Fernando Comment
  RSA0062858  Lemna minor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6771 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR119532  Lepechinia calycina L. C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mtns., Wolfskill Canyon Comment
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Jun 21 2018
  POM78692  Lepechinia fragrans Albert J. Perkins 1920-5-29 s.n. Los Angeles Switzer Trail, San Gabriel Mts. Comment
  RSA702174  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UC1922337  Lepidium draba Gary Kovnat with LeRoy Gross 2004-4-25 53 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR191298  Lepidium fremontii R. G. Swinney 1998-7-6 6273 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  SFV1485  Lepidium fremontii L. Imamura 1958-5-25 s. n. Los Angeles Mojave Desert Antelope Valley, 2.5 miles east of Pearblossom, 50 yards south of Highway 138. 762 Comment
  RSA429627  Lepidium nitidum F. R. Fosberg 1931-4-15 4638 Los Angeles Eagles Nest, Middle Ranch Canyon Santa Catalina Island 210 Comment
  CAS-BOT-BC60047  Lepidium virginicum var. menziesii Frank W. Peirson 1921-3-3 2357 Los Angeles San Gabriel Mountains. Hills of the Arroyo Seco. 426 Comment
  CAS-BOT-BC328084  Lepidospartum squamatum Javier Penalosa 1960-9-1 909 Los Angeles Eastern L.A. County. San Dimas Canyon Park Comment
  POM361776  Lepidospartum squamatum L. C. Wheeler 1931-8-1 s.n. Los Angeles Thompson Wash near La Verne. 373 Comment
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  SDSU13484  Leptodactylon californicum David Shaari, Jennifer Swenson 1995-4-11 13 Los Angeles Western slope of small canyon branching off of Stokes Canyon Road, Approx. 1.5 miles from intersection with Mulholland Drive. 277 Comment
  UC881525  Leptodactylon californicum I. W. Clokey and B. C. Templeton 1936-5-18 6805 Los Angeles San Gabriel Canyon Comment
  UCR97798  Leptodactylon californicum Scott D. White 1997-3-12 4764 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  UCR146272  Leptodactylon californicum subsp. californicum G. D. Wallace 1985-4-6 2192 Los Angeles Santa Monica Mountains: Rocky Oaks State Park 576 Comment
  RSA601639  Leptosiphon liniflorus L. C. Wheeler 1967-6-26 9866 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  RSA799679  Leptosyne bigelovii Pam De Vries 2013-4-3 7842 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1058 Comment
  CDA8166  Lessingia glandulifera Phillipson 1915-7-8 Los Angeles Monrovia. Comment
  SEINET3148927  Lessingia glandulifera E. D. Palmer sn Los Angeles Los Angeles Comment
  RSA660427  Lessingia glandulifera var. glandulifera Orlando Mistretta 1992-5-18 323 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  CAS-BOT-BC339563  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1937-9-1 s.n. Los Angeles Ridge Route Comment
  SBBG63097  Lessingia glandulifera var. peirsonii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA129539  Leymus condensatus H. S. Yates 1936-8-29 6384 Los Angeles 3 miles E. of San Fernando 335 Comment
  POM352205  Leymus triticoides Harry H. Stone 1936-4-18 187 Los Angeles Los Angeles. Along an irregation ditch. Comment
  SBBG58687  Lilium humboldtii subsp. ocellatum M. N. Ackley -Jun-1922 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC130872  Lilium parryi Louis C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek Comment
  RSA640144  Lilium parryi Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  JEPS58202  Linanthus aureus Frank W. Peirson 1920-4-26 2111 Los Angeles Santa Anita Wash San Gabriel Mountains 213 Comment
  RSA252907  Linanthus aureus R. F. Thorne 1973-5-11 43567 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  UCR151965  Linanthus bigelovii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 874 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR194044  Linanthus bigelovii R. G. Swinney 1999-5-22 7193 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  CHSC24756  Linanthus californicus D. Hattem 1976-4-18 8 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  HSC17057  Linanthus californicus David Porter 1965-4-22 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
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May 21 2014
  LA81941  Linanthus californicus O. H. Kappler; 1941-2-2 76 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD41523  Linanthus californicus Darley F. Howe 1947-3-22 Los Angeles Topango Canyon, 6.0 miles from ocean. Comment
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May 22 2014
  JEPS58328  Linanthus ciliatus Frank W. Peirson 1919-6-6 455 Los Angeles North Fork San Antonio Cnayon San Gabriel Mountains 1981 Comment
  SBBG116977  Linanthus dianthiflorus S. A. Junak with K. Kirkland 2001-4-13 SCa 1428 Los Angeles old rd, on ridgetop overlooking Empire Landing 225 Comment
  POM364573  Linanthus dianthiflorus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 457 Comment
  RSA177771  Linanthus dianthiflorus subsp. dianthiflorus P. C. Everett 1965-5-10 34461 Los Angeles Black Jack Mt.; Santa Catalina Island 457 Comment
  CHSC26201  Linanthus parryae Earl Bushey 1968-4-21 6 Los Angeles 3 miles SE of Pearblossom in Mojave Desert. 762 Comment
  UC54706  Linanthus parviflorus Ernest Braunton Mar 1903 853 Los Angeles Playa del Rey Comment
  RSA468506  Linanthus pungens subsp. pulchriflorus Anstruther Davidson 1893-4-12 s.n. Los Angeles Mt. Disappointment Comment
  SFV3363  Linaria maroccana M. Terrusa 1959-3-29 Los Angeles San Gabriel Mountains Gorman. Dry waste slopes. Comment
  RSA0045217  Lithophragma affine R. G. Swinney 2010-6-21 13268 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  UC858884  Lithophragma affine Marcus E. Jones, A. M. 1882-5-3 3223 Los Angeles Pasadena Comment
  UCR190036  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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May 8 2012
  CAS-BOT-BC426252  Lithophragma affine Frank W. Peirson 1921-3-12 4190 Los Angeles Big Santa Anita Canyon, San Gabriel Mts. 762 Comment
  CAS-BOT-BC426263  Lithophragma affine Geo. B. Grant 1898-3-20 s.n. Los Angeles Lincoln Park, Pasadena Comment
  RSA651521  Lithophragma affine Glenda Long 1981-4-26 19 Los Angeles West Fork of San Gabriel Canyon. .5 miles up canyon. Comment
  SFV12418  Lithophragma affine D. L. Koutnik, J. G. Cuti 1978-4-12 345 Los Angeles Verdugo Mountains Near La Tuna Canyon. 610 Comment
  UCSB2560  Lithophragma affine Youngberg, Florence 1937-04 Los Angeles near San Dimas Comment
  SBBG96971  Lithophragma maximum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4318 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UC57555  Lobelia dunnii var. serrata J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA133800  Lobularia maritima P. H. Raven 1959-2-15 13784 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  RSA610008  Loeflingia squarrosa L. C. Wheeler 1936-4-21 4095 Los Angeles San Dimas Wash. 366 Comment
  RSA233551  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42104 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  RSA773535  Loeseliastrum matthewsii R. G. Swinney 2009-4-29 10561 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC557668  Logfia filaginoides Nell Murbarger 1936-5-1 202 Los Angeles mesa summit and w side San Clemente Island Comment
  RSA699224  Lomatium lucidum Vasu Dev, Barbara Dev 2003-5-5 s.n. Los Angeles Lone Pine Canyon Rd. 1.3 miles from its junction with Highway 138. [San Bernardino Co.] 1126 Comment
  UCR177763  Lomatium lucidum LeRoy Gross 2003-5-29 958 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  POM78293  Lomatium lucidum H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  RSA600035  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz 1997-3-25 9255 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  JEPS17041  Lomatium nevadense var. parishii Frank W. Peirson 1919-6-14 473 Los Angeles San Gabriel Mts., Rock Creek canyon 1706 Comment
  UC1871165  Lonicera interrupta T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3975 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  CAS-BOT-BC234815  Lonicera subspicata John Thomas Howell 1927-10-16 3157 Los Angeles On trail from Santa Anita Canon [Canyon] to Sierra Madre, San Gabriel Mts. Comment
  RSA0116115  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  LA200351  Lonicera subspicata var. denudata Bruce Douglas Clayton; Greg Clayton 1972-4-4 67 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, upper canyon entrance Comment
  RSA498766  Lotus Katherine O. Haughton 1931-7-15 s.n. Los Angeles Los Angeles Comment
  RSA406753  Lotus argophyllus subsp. ornithopus F. R. Fosberg 1931-5-6 S- 4789 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  RSA526553  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4239 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  POM49803  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  RSA639618  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1967-5-23 9701 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UC15602  Lotus hamatus Dr. A. Davidson 1891-1 3 Los Angeles Catalina Island Comment
  UC397212  Lotus heermannii I. Johnston Los Angeles El Monte 121 Comment
  RSA90367  Lotus heermannii F. W. Peirson 1918-5-21 99 Los Angeles Wet place near stream; Arroyo Seco, near Pasadena 518 Comment
  RSA640930  Lotus heermannii var. heermannii L. C. Wheeler 1967-8-9 10412 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  UCR227720  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles San Gabriel Mountains, Upper Big Tujunga Canyon, Lynx Gulch, along Lynx Gulch Road, 0.68 road mi north of junction with Upper Big Tujunga Canyon Road 1045 Comment
  UCR73381  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  UCR229168  Lotus procumbens Dan S. Cooper 2011-5-5 511- 58 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UC284270  Lotus procumbens var. procumbens P. A. Munz 1923-5-27 6872 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
  RSA188212  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-6-23 34947 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  UC1293685  Lotus salsuginosus P. C. Everett and E. K. Balls 1959-6-2 23839 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 213 Comment
  UCR131418  Lotus salsuginosus Alison Lipman 1998-6-8 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes 305 Comment
  RSA783418  Lotus salsuginosus J. D. Olmsted 1958-3-10 36 Los Angeles High stream terrace above southwestward draining Liveoak Creek, 3 miles north of Webb school above HIll ranch along fire road NE of Claremont 549 Comment
  SFV1858  Lotus scoparius M. L. Vincent 1962-7-5 265 Los Angeles Santa Monica Mountains Las Virgenes Road, 1 mile north of Hughes Research Laboratory. Comment
  RSA652452  Lotus scoparius var. scoparius Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. 457 Comment
  UC56592  Lotus strigosus H. M. Hall 1902-5-3 3095 Los Angeles San Francisquito Pass 457 Comment
  POM2622  Lotus strigosus P. A. Munz 1918-3-28 2012 Los Angeles Claremont Comment
  RSA608486  Lotus strigosus L. C. Wheeler 1961-6-13 7885 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  RSA588162  Lotus unifoliolatus Orlando Mistretta 1994-5-23 1249 Los Angeles San Gabriel Mountains: Little Rock Creek. Drainage E of creek and N of Forest Rd. 4N15. 1280 Comment
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Nov 3 2009
  RSA229131  Lotus unifoliolatus R. F. Thorne 1971-6-30 40814 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA594214  Lotus wrangelianus L. C. Wheeler 1967-5-8 9316 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA599263  Lotus wrangelianus Steve Boyd, Lauren Raz 1997-3-31 9438 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
  UCR222801  Lupinus R. G. Swinney 2009-5-9 10707 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
  RSA639108  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  UCR271672  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  RSA666626  Lupinus bicolor A. C. Sanders, D. Malueg 1998-6-22 22042 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SD69513  Lupinus bicolor Robert F. Thorne 1966-4-6 35911 Los Angeles Santa Catalina Island; north of Catalina Airport. 1430 Comment
  SEINET3860264  Lupinus bicolor R. G. Swinney 2009-4-28 10505 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UCR265511  Lupinus bicolor Dan S. Cooper 2015-3-3 315- 14 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  SBBG14245  Lupinus bicolor M. A. Piehl 1962-6-9 62320 Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  UC1922171  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. Near 34deg 12' 24.8'' N 118deg 14' 51.6'' W T1N R13W NW/4, NE/4 sec. 4. Elev. 1300 Feet. Comment
  SEINET10484877  Lupinus bicolor subsp. microphyllus Robert F. Thorne 1971-4-2 Thorne 41419 Los Angeles San gabriel mountains. Johnson's pastures, n of mountain ave 549 Comment
  CAS-BOT-BC187873  Lupinus chamissonis Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Island Comment
  RSA619088  Lupinus densiflorus R. S. Woglum 1930-4-13 1474 Los Angeles North Hollywood Comment
  SEINET12154502  Lupinus densiflorus Unknown 1935-1 1015 Los Angeles Antelope Valley Comment
  POM210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  RSA0072195  Lupinus excubitus Daisie Huang 2009-5-3 09050301 Los Angeles Monrovia Canyon Park, just past locked gate at trailhead to Ben Overturff Trail. 505 Comment
  SFV1882  Lupinus excubitus P. G. Kilburn 1958-4-12 713 Los Angeles San Gabriel Mountains Soledad Canyon, 2 miles east of Soledad Campground 670 Comment
  UCSB6979  Lupinus excubitus Haller, Norman 1953-4-18 Los Angeles Highway 99, 12 miles south of Gorman near Piru Creek crossing 762 Comment
  RSA730250  Lupinus excubitus var. austromontanus R. G. Swinney 1999-6-15 7270 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  RSA413593  Lupinus excubitus var. hallii Robert Gustafson 1980-8-29 1885 Los Angeles Ballona Wetlands, Area 3. 2-3 plants confined to a small strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Creek Channel. Comment
  SEINET10485309  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 x 7325(3) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  RSA413636  Lupinus formosus var. formosus Gale Sphon 1955-4-16 s.n. Los Angeles Gorman; junction of highways 99 and 138. Comment
  RSA729716  Lupinus formosus var. formosus R. G. Swinney 1999-6-18 7317 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  UCR174491  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range, Newhall Ranch, study area 64 333 Comment
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Apr 9 2009
  SBBG125955  Lupinus formosus var. formosus D. Huang 2008-5-13 08051302 Los Angeles N Peace Valley Rd outside entrance to Hungry Valley SVRA 1237 Comment
  RSA653465  Lupinus hirsutissimus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  SDSU19990  Lupinus hirsutissimus S. H. Bullock 1968-3-29 19 Los Angeles Claremont, Blanchard Park, Mills Ave. Between 1st and 6th streets. 351 Comment
  PASA1666  Lupinus latifolius Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA160414  Lupinus latifolius var. parishii J. D. Olmsted 1959-5-13 624 Los Angeles Evey Canyon along N side of Creek 500 yards W of San Antonio canyon. San Gabriel Mtns, San Antonio Creek. 713 Comment
  UC1601871  Lupinus lepidus var. sellulus Ernest Braunton Feb. 1903 816 Los Angeles Elysian Hills Comment
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Nov 3 2013
  LA33934  Lupinus longifolius Peter H. Raven; 1959-5-3 12070 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  OBI48501  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  SD185224  Lupinus odoratus S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Avenue H and 10th Street. 719 Comment
  SD254621  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315 3 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mtns/Hollywood Hills at Hollywood Bowl. 155 Comment
  SFV1917  Lupinus sparsiflorus K. A. Wilson 1961-3-11 979 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  RSA271180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth, Walter Wisura 1977-9-30 1483 Los Angeles White Mtn. about 12 air miles E of Bishop, Inyo County Comment
  RSA414331  Lupinus succulentus Elbert Benjamine 1929-3-2 41 Los Angeles Sandy field, Sunland Comment
  UCSB41784  Lupinus succulentus Dressler, Robert 1949-3-13 Los Angeles N of Athens Comment
  UCR68891  Lupinus truncatus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4205 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  UC130327  Lupinus truncatus J. Burtt Davy May 9 1896-May 24 1896 2606 Los Angeles Ell's Antelope Valley (Antelope Valley) Comment
  SEINET3162273  Lycium brevipes var. hassei G. B. Grant, W. Wheeler 1904-1 739 a/6151 Los Angeles on Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC233485  Lycium californicum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7430 Los Angeles Ranch Palos Verdes, southerly coastal bluffs near 154 foot triangulation point, 1875 m SE of Inspiration Point, San Pedro 7.5' USGS, Palos Verdes Peninsula 18 Comment
  UC11394  Lyonothamnus floribundus subsp. aspleniifolius Brandegee May 1889 Los Angeles Santa Catalina Island Comment
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Mar 15 2010
  CAS-BOT-BC142321  Lyonothamnus floribundus subsp. floribundus Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA589867  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8210 Los Angeles Santa Catalina Island, SW side of the island, 460m ENE of Carlos triangulation point (972 ft) and 2080m NNW of Quartz triangulation point (1252 ft). 213 Comment
  UC860335  Lyonothamnus floribundus subsp. floribundus Ezra C. Knopf 50 Los Angeles Santa Catalina Island Comment
  SD251794  Lyonothamnus floribundus var. aspleniifolius M. B. Dunkle 1939-4-6 7316 Los Angeles San Clemente Island: Rocky ledge, Mosquito Ridge. Comment
  POM122551  Machaeranthera carnosa Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  POM362171  Madia gracilis M. B. Dunkle 1931-4-22 2445 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  RSA0105217  Madia minima R. G. Swinney 2011-6-7 15043 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. 1585 Comment
  RSA535707  Malacothamnus clementinus Tim S. Ross 1991-5-23 5506 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  RSA0091130  Malacothamnus fasciculatus R. G. Swinney 2010-5-7 12580 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA9543  Malacothamnus fasciculatus Fay A. MacFadden 1929-6-4 1591 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC206310  Malacothamnus fremontii I. M. Johnston 1917-8-22 1673 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1889 Comment
  RSA2841  Malacothamnus fremontii Carl B. Wolf 1931-10-23 2496 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
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Jul 4 2013
  RSA611842  Malacothrix californica Steve Boyd, Valerie Soza 1998-4-28 10170 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  HSC6002  Malacothrix coulteri C. S. Apperson 1966-4-16 Los Angeles 10 mi. W of Sierra Hwy. on Ave. D Comment
  UCR219936  Malacothrix saxatilis R. G. Swinney 2009-4-16 10380 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  JEPS26140  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1959-2-23 13804 Los Angeles Mulholland Drive 3.1 mi e Decker Road; Santa Monica Mountains 548 Comment
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Feb 14 2006
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA225981  Malacothrix saxatilis var. tenuifolia R. F. Thorne, A. C. Gibson 1971-5-22 39754 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  RSA601126  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1967-6-26 9894 Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  CAS-BOT-BC167864  Malosma laurina W. R. Dudley 1907-12-8 s.n. Los Angeles Near Monrovia Comment
  UC17934  Malosma laurina J. H. Barber 1897-7-31 277 Los Angeles Santa Monica Exp't Station Comment
  UC198523  Malva parviflora Katharine Brandegee May, 1916 Los Angeles Santa Catalina Island Comment
  UCR62077  Malva sylvestris S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  POM308333  Marah macrocarpa Henry J. Ramsey, Henry J. Ramsey 1937-3-21 3050 Los Angeles Altadena. Comment
  SBBG108181  Marah macrocarpa S. L. Crockett 1997-4-1 637 Los Angeles offshoot cyn from Middle Cyn, 0.2 mi SW on Middle Cyn Rd from pump house; SE side of rd 315 Comment
  CDA29486  Marrubium vulgare Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA0086915  Marrubium vulgare R. G. Swinney 2010-5-4 12559 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCD125015  Marrubium vulgare J. Warren 1952-4-24 s.n. Los Angeles Mulholland Drive. 548 Comment
  UCR265496  Marsilea vestita Dan S. Cooper 2015-3-5 2015- 39 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  POM229074  Meconella denticulata Florence J. Youngberg 1937-4-29 s.n. Los Angeles San Dimas Canyon. 610 Comment
  SBBG70080  Meconella denticulata M. N. Ackley -Apr-1922 773 Los Angeles Verdugo Hills, Glendale Comment
  UCR24308  Meconella denticulata John C. Roos 1942-5-23 1069 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  RSA599893  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  POM348025  Medicago polymorpha George B. Grant 1908-5-16 s.n. Los Angeles Garvanza Comment
  RSA708548  Medicago polymorpha Valerie L. Soza, LeRoy Gross 2001-5-9 1190 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  SBBG38935  Medicago polymorpha E. R. Blakley 1963-4-10 5603 Los Angeles 1 mi S of Avalon on rocky ridge 30 Comment
  UC73224  Medicago polymorpha Miss E. D. Palmer November, 1904 Los Angeles Vicinity of Los Angeles Comment
  CLARK-A1528-4726  Melica imperfecta John C. Roos 1937-3-25 442 Los Angeles Lancaster Comment
  RSA256320  Melica imperfecta J. R. Reeder 1973-6-1 6229 Los Angeles Angeles National Forest, San Gabriel Mountains, Monte Cristo Campground. 1098 Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  RSA702266  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  RSA774599  Melica imperfecta Orlando Mistretta, Christine Mistretta 2010-6-10 5289 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 4.33 road miles (2.07 air miles), S of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1229 Comment
  SEINET263605 Image available Melica imperfecta R. L. Lingenfelter 1954-5-17 859 Los Angeles Side canyon off Soledad Canyon near mouth of Agua Dulce Canyon Comment
  UCR219821  Melica imperfecta R. G. Swinney 2009-4-16 10370 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR43954  Melica imperfecta B. A. Prigge 1986-3-29 7158 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  SEINET10827749  Melica imperfecta Agnes Chase 1910-4-12 Chase 1125 Los Angeles Playa del Rey, Leeside of barrier dune. Comment
  POM348187  Melilotus indicus Wayne E. Sawyer 1891-5-10 s.n. Los Angeles University Place Comment
  RSA659447  Melilotus indicus Monica Acosta 1998-5-14 4 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  JEPS41148  Mentzelia albicaulis W. L. Jepson 1935-4-17 17031 Los Angeles west Mojave Desert, Lancaster 716 Comment
  RSA587338  Mentzelia albicaulis Orlando Mistretta 1992-5-4 214 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SBBG69294  Mentzelia albicaulis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCSB33239  Mentzelia albicaulis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 140th St. east 1066 Comment
  RSA517863  Mentzelia jonesii Steve Boyd, Orlando Mistretta 1986-3-31 1519 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA660403  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA607679  Mentzelia micrantha Scott D. White 1997-5-8 5074 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  RSA679924  Mentzelia montana LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  CAS-BOT-BC167615  Mentzelia veatchiana L. R. Abrams 1927-4-30 11706 Los Angeles Head of Antelope Valley Comment
  RSA630313  Mentzelia veatchiana Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA607018  Mentzelia veatchiana Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  CAS-BOT-BC435239  Mesembryanthemum crystallinum Peter H. Raven; Henry J. Thompson 1959-6-4 14328 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  UC212957  Mesembryanthemum crystallinum S. B. Parish 1918-6-5 11885 Los Angeles Playa del Rey Comment
  NY664052  Mesembryanthemum crystallinum H. E. Hasse 07 1891 5354 Los Angeles Beach near Redondo Comment
  SEINET11942230  Mesembryanthemum crystallinum J. F. Bright, Wyman, C. 1931-1 5727 Los Angeles Hollywood Comment
  RSA341618  Mesembryanthemum nodiflorum F. C. Boutin 1967-4-23 1627 -b Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  UCR124401  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  UCR187267  Microseris douglasii A. C. Sanders 2006-4-18 32112 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  POM363464  Microseris lindleyi Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  RSA606017  Microseris lindleyi L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UCR170613  Microseris lindleyi Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UCR184108  Microseris lindleyi A. C. Sanders, T. B. Salvato 2007-4-24 33487 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA527662  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4383 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA980  Mimulus aurantiacus Mark L. Hoefs 1994-5-21 1850 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA482525  Mimulus aurantiacus Richard Noyes, L. Arnseth 1988-4-30 535 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  RSA714688  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  UCR194745  Mimulus aurantiacus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 714 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA420308  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA590558  Mimulus aurantiacus var. pubescens Tim S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  SFV3385  Mimulus aurantiacus var. pubescens A. M. Johnson 1934-5-1 4447 Los Angeles Santa Monica Mountains Sepulveda Canyon. Shaded mountain side. Comment
  SFV5509  Mimulus aurantiacus var. pubescens W. A. Kelley Jun 1967 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCD122393  Mimulus aurantiacus var. puniceus Daryl Koutnik 1978-3-27 173 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  LA35211  Mimulus brevipes Mary V. Hood; 1938-5-23 38- 10 Los Angeles SANTA MONICA MOUNTAINS, Beverly Hills. Comment
  RSA624031  Mimulus brevipes Raymond J. Dobbs 1927-5-4 1242 Los Angeles Switzer's [Gorge] trail, San Gabriel Mountains. Comment
  POM63  Mimulus guttatus P. A. Munz 1918-5-19 2266 Los Angeles Pomona. Comment
  RSA0093472  Mimulus guttatus Richard G. Swinney 2011-6-7 15054 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
  UCD122634  Mimulus guttatus Collector Unknown 1923-5-22 283 Los Angeles Eaton Canyon, Oak Flat, California. Comment
  RSA748593  Mimulus pilosus Justin M. Wood 2009-6-1 780 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA777361  Mimulus pilosus Orlando Mistretta, Christine Mistretta 2010-5-19 5114 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC1586187  Mimulus pilosus Tim Ross 1991-8-16 5829 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (bed of dry stream) 1719 Comment
  RSA423549  Minuartia douglasii L. C. Wheeler 1932-5-28 789 Los Angeles San Antonio Canyon, E side SE Hogback 1280 Comment
  RSA729790  Minuartia douglasii R. G. Swinney 1998-6-16 6977 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  RSA632861  Minuartia nuttallii subsp. gracilis R. F. Thorne, Robert Frampton 1971-6-27 40981 Los Angeles San Gabriel Mountains: Angeles National Forest, West Baldy Peak. 3013 Comment
  UCR214042  Minuartia pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37980 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  CATA3329  Mirabilis laevis var. crassifolia Amy Catalano 2017-4-13 046 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  POM156356  Mirabilis laevis var. crassifolia L. R. Abrams 1902-6-9 2504 Los Angeles Playa del Rey. Comment
  SD113897  Mirabilis laevis var. crassifolia Darley F. Howe 1915 Los Angeles Claremont Comment
  UCR180369  Mirabilis multiflora Scott D. White, Pam Devries 2006-5-10 11422 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
  RSA0074179  Modiola caroliniana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  RSA0016140  Monardella australis R. G. Swinney 1997-6-25 5646 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail, ca. 1.3 mi. SE of Hwy 2 2256 Comment
  RSA795193  Monardella australis subsp. cinerea Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0131 Los Angeles Approx. 0.5 mi. west of Mt. Hawkins on south side of Pacific Crest Trail 2557 Comment
  UC205946  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1422 Los Angeles s slope Baldy; San Antonio Mountains 1828 Comment
  UC883587  Monardella australis subsp. cinerea P. A. Munz 1922-7-21 6114 Los Angeles saddle between Baldy and Little Baldy; San Gabriel Mts. 2865 Comment
  POM4643  Monardella exilis H. M. Hall, H. P. Chandler 1906-6-10 7384 Los Angeles Near Mojave Station. Comment
  RSA134388  Monardella exilis C. Epling 1944-7-1 s.n. Los Angeles Gravel pit west of Little Rock Creek, and north of Little Rock. Comment
  RSA579444  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-22 8024 Los Angeles Sawmill Mountain: E side of main summit area; ca 570 m E of (5514-ft) summit. 1616 Comment
  SBBG125896  Morus alba A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36950 Los Angeles Baldwin Park, San Gabriel River channel S of Ramona Blvd and N of I-10 Fwy 87 Comment
  UC1587162  Muhlenbergia appressa Tim Ross 1991-5-21 5382 Los Angeles upper easterly branch Box Canyon; San Clemente Island 472 Comment
  UCR204813  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  HSC83457  Muhlenbergia microsperma D. L. Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 427 Comment
  RSA0087028  Muhlenbergia microsperma R. G. Swinney 2010-3-18 11970 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA403578  Muhlenbergia microsperma Robert M. Perkins 1936-4-20 131 Los Angeles Road to Malibu Lake. Comment
  UCD86827  Muhlenbergia microsperma Beecher Crampton 1968-8-10 8321 Los Angeles Santa Catalina Island, Avalon. Comment
  UCR137595  Muhlenbergia microsperma R. G. Swinney 1990-1-6 1510 Los Angeles San Gabriel Mtns, Glendora, c. 0.2 mi SW of Little Dalton Park on Glendora Mountain Road 427 Comment
  UCR258704  Muhlenbergia microsperma R. G. Swinney 2010-3-22 12018 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0086864  Muhlenbergia microsperma Steven A. Junak 1998-6-13 SCa- 748 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  UCR129654  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  RSA529915  Muhlenbergia rigens Timothy S. Ross 1991-8-16 5836 Los Angeles near divide between Colby and Wickiup Canyons 1720 Comment
  UCR25063  Muhlenbergia rigens Alfred R. Roos 1937-7-18 5212 Los Angeles San Gabriel Mtns., Mt. Wilson grade Comment
  UCSB428  Muhlenbergia rigens B., K. 1943-8-25 Los Angeles West Fork Road, San Dimas Canyon; San Dimas Experimental Forest, San Gabriel Mountains Comment
  UCR186572  Muilla maritima A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32222 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  CAS-BOT-BC515106  Muilla maritima Geo. B. Grant 1905-4-20 803 Los Angeles Pasadena, southern California Comment
  UCR209996  Myriophyllum sibiricum R. G. Swinney 2008-10-16 9607 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  SBBG45748  Nama densa Leota Davidson 1965-5-9 161 Los Angeles ca. 6-10 mi E of Littlerock Comment
  UC285003  Nassella lepida P. A. Munz 1923-4-8 6632 Los Angeles rocky slopes of e coast San Clemente Island Comment
  RSA431554  Nasturtium officinale Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR217420  Nasturtium officinale R. G. Swinney 2009-3-10 10066 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM357  Nasturtium officinale E. M. Johnstone 1909-1 s.n. Los Angeles Claremont. 365 Comment
  RSA592028  Navarretia hamata Mark Hoefs, Doug Propst 1973-5-4 243 Los Angeles Santa Catalina Island: main road, 1/4 miles west of Little Harbor 30 Comment
  UC557732  Navarretia hamata subsp. leptantha Nell Murbarger May 1936 159 Los Angeles San Clemente Island Comment
  CAS-BOT-BC109088  Nemacaulis denudata var. denudata Rev. J. C. Nevin 1882-1-1 s.n. Los Angeles Shores of Newport Bay. Comment
  UC372850  Nemacladus orientalis Marcus E. Jones, A. M. Aug 1884 Los Angeles Los Angeles Comment
  SBBG126916  Nemacladus pinnatifidus A. Parikh, N. Gale 2010-6-15 3301 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1310 Comment
  SBBG127029  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-10 3442 Los Angeles N of Aliso Cyn, 0.6 km W of Angeles Forest Hwy, 1.5 km N of Aliso Cyn Rd; San Gabriel Mtns 1265 Comment
  JEPS7677  Nemacladus sigmoideus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4187 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA596954  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  SEINET5521013  Nemophila menziesii G. B. Grant March 3rd 833 Los Angeles Pasadena, southern CA Comment
  RSA0043176  Nemophila pedunculata A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25723 Los Angeles NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073. Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  CDA5790  Nicotiana glauca T. S. Ross 1991-4-8 4474 Los Angeles Elephant Hill, Western Pomona. Comment
  RSA0031688  Nicotiana glauca Carol Frazier 1966-6-3 s.n. Los Angeles San Rafael Hills. 274 Comment
  RSA426782B  Nicotiana glauca F. R. Fosberg 1931-7-14 S- 5408 Los Angeles Whites' Landing, Santa Catalina Island. 5 Comment
  RSA426787  Nicotiana glauca E. A. McGregor 1964-1-8 s.n. Los Angeles Ravine, just east of Whittier. Comment
  RSA642691  Nicotiana glauca Orlando Mistretta 1992-7-14 709 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA654421  Nicotiana glauca Matt Brooks 1988-5-12 57 Los Angeles Whittier, Turnbull Canyon Rd. 0.4 miles east of its intersection with Beverly Blvd. Comment
  SEINET10696840  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3972 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC7273  Notholaena californica Louis Cutter Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon, San Gabriel Mts. 304 Comment
  CAS-BOT-BC167057  Oenothera californica Timothy S. Ross; Steve Boyd 1994-5-4 7617 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
  SFV2524  Oenothera deltoides subsp. cognata T. L. Kasbeer 1963-11-6 s. n. Los Angeles Mojave Desert Quartz Hill along 50th Street West at Avenue L, 9 miles southwest of Lancaster. 740 Comment
  POM158225  Oenothera elata subsp. hirsutissima P. A. Munz 1928-9-4 11171 Los Angeles Mouth of Rock Creek. 1159 Comment
  UC1234721  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-10 479 Los Angeles in apple orchard near several springs in canyon bottom (sw of Mt. San Antonio); San Gabriel Mountains, Coldwater Canyon Comment
  POM355617  Oenothera elata subsp. hirsutissima Geo. L. Moxley 1916-7-4 361 Los Angeles Arroyo Seco Canyon. Comment
  UCR117124  Olea europaea A. C. Sanders, D. Malueg 2001-5-17 24311 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  CAS-BOT-BC427448  Oligomeris linifolia Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  POM284095  Opuntia littoralis Lyman Benson 1955-9-3 15592 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  POM284096B  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  SD139639  Opuntia littoralis Jon P. Rebman, Jonathan Dunn 1996-4-29 3119 Los Angeles San Clemente Island: Eel Cove, coastal flats near Eel Point, on west side of island. (IPB 9/07) 10 Comment
  UCR142303  Opuntia littoralis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23296 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 655 Comment
  UC1870332  Opuntia microdasys LeRoy Gross 2001-10-6 449 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Big Tujunga Wash, southern front of the San Gabriel Mountains 366 Comment
  RSA631389  Opuntia vaseyi Valerie L. Soza, LeRoy Gross 1999-5-10 461 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  RSA597037  Oreonana vestita T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3837 Los Angeles Ridgetop to the NNW of Crystal Lake (ridge descending SSW from Mt. Islip) 2232 Comment
  RSA642028  Oreonana vestita Orlando Mistretta 1993-6-24 885 -A Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 Comment
  UC1714580  Oreonana vestita S. B. Parish Aug. 1880 598 Los Angeles summit Mt. Baldy Comment
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Apr 30 2009
  UCR209527  Oreonana vestita R. G. Swinney 2008-7-3 9158 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  CAS-BOT-BC502619  Orobanche bulbosa Tim Ross; Steve Boyd 1993-5-23 7284 Los Angeles Liebre Mountains, NW Los Angeles Co: Upper Clearwater Canyon, margin of USFS rd (6N24) ca 790 m ENE of Ruby Canyon/Clearwater Canyon saddle 873 Comment
  RSA0059171  Orobanche bulbosa Orlando Mistretta, Steve D. Boyd, Darin L. Banks 1994-4-29 1094 Los Angeles San Gabriel Mountains. Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N. of Forest Road 4N20. 152 Comment
  RSA0078631  Orobanche californica subsp. feudgei Orlando Mistretta 1994-5-31 1276 Los Angeles San Gabriel Mountains. Santiago Canyon. N slope of Pacifico Mountain. 2020 Comment
  RSA0084144  Orobanche californica subsp. feudgei Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek. Comment
  UCR271230  Orobanche fasciculata R. G. Swinney 2011-6-14 15115 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  JEPS79818  Orobanche valida subsp. valida W. P. Armstrong 1979-7-12 Los Angeles ca. 2.4 km. s.w. S. Fork Campground (trail up S. Fork Big Rock Creek); S. Fork Big Rock Creek 1707 Comment
  RSA156654  Orthocarpus purpurascens var. pallidus L. R. Abrams 1903-4-10 3236 Los Angeles Ballona marshes near Mesmer Comment
  LA82089  Osmorhiza brachypoda O. H. Kappler; 1944-4-2 572 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  RSA0106748  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA600084  Osmorhiza brachypoda Steve Boyd, Lauren Raz 1997-5-20 9797 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR181362  Osmorhiza brachypoda R. G. Swinney 1995-3-11 3382 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  RSA286655  Osmorhiza brachypoda R. F. Thorne, Larry E. DeBuhr 1974-6-28 44779 Los Angeles San Gabriel Mts., Angeles National Forest: Falling Springs on Soldier Creek 1173 Comment
  UCR193687  Osmorhiza chilensis R. G. Swinney, Dave Larson 1999-6-25 7415 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  CATA3428  Oxalis pes-caprae Tobias Nickel, Ben Dion 2017-5-11 005 Los Angeles Santa Catalina Island: Salt Cedar WMU, remote drainage on Pacific side near cliff 219 Comment
  UCD111024  Oxalis pes-caprae Geoffrey Levin 1975-1-17 456 Los Angeles waste ground near Bonita and College Ave., Claremont. Alluvial fan of Mt. San Antonia (San Gabriel Mountains.) Santa Ana River drainage area (Pacific Slope.) Comment
  CAS-BOT-BC413304  Oxytheca perfoliata Peter Kamb 1948-3-13 803 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  RSA529189  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1991-7-24 5652 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1976 Comment
  RSA598888  Packera breweri Steve Boyd, Timothy S. Ross 1997-3-21 9204 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR95752  Paeonia californica L. C. Wheeler 1967-4-23 9189 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  UCSB2022  Paeonia californica McElwain, Isabelle 1953-3-8 Los Angeles 1/4 mile north of 18000 Bull Canyon Rd., Granada Hills Comment
  UCD89552  Panicum capillare Louis C. Wheeler 1933-10-22 2194 Los Angeles Crystal Lake, San Gabriel Mountains. 1706 Comment
  UCR199987  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  SBBG98428  Parietaria hespera var. californica T. Ross 1991-5-23 5480 Los Angeles mouth of Tota Cyn 6 Comment
  RSA448002  Parietaria hespera var. californica M. B. Dunkle 1939-4-3 7221 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA582999  Parietaria hespera var. hespera Tim S. Ross 1993-4-22 6886 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak. Large rock outcrop 1000m ESE of Cactus Peak summit. 476 Comment
  SEINET222750 Image available Parkinsonia florida Leila M. Shultz 1981-4-26 5001 Los Angeles CULTIVATED; Rancho Santa Ana Botanical Garden. 305 Comment
  UCR180566  Parthenocissus vitacea Scott D. White, Andrea Warniment 2006-7-18 11635 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  SEINET5266218  Paspalum dilatatum Unknown 2002-8-10 71 Los Angeles Sepulveda Blvd. 0.5 km S of Hwy 118. Comment
  UCR178615  Passiflora caerulea R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora, Hook Canyon Debris Basin 427 Comment
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Oct 5 2020
  UCR93943  Passiflora caerulea B. G. Pitzer, Paul Gomez 1996-4-28 2746 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  UCR95371  Pectocarya anisocarpa T. S. Ross 1995-4-7 8350 Los Angeles 'Old Ridge Route': 3.95 mi north of its junction with Lake Hughes Road, west of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 631 Comment
  POM368766  Pectocarya anisocarpa Ora M. Clark 1929-3-29 1819 Los Angeles East of Sandberg. Comment
  RSA675813  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 756 Los Angeles 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. 555 Comment
  SBBG17963  Pectocarya linearis subsp. ferocula E. R. Blakley 1963-4-7 5530 Los Angeles viewpoint E of Wrigley Reservoir Comment
  UCR261326  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-3-13 11876 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA0023255  Pectocarya linearis subsp. ferocula R. F. Thorne 1980-4-25 54123 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA756886  Pectocarya penicillata Orlando Mistretta, Christine Mistretta 2008-4-8 2388 -a Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  IRVC29581  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UC25027  Pectocarya setosa J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Antelope Valley, Manzana Comment
  UCR205462  Pectocarya setosa R. G. Swinney 2008-5-2 8738 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA368825  Pectocarya setosa Robert Gustafson, Christopher Davidson 1977-4-20 429 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  LA3472  Pellaea andromedifolia W. Scott Lewis; 1903-5-17 299 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  RSA686733  Pellaea andromedifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  LA94178  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-5-14 2027 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA632941  Pellaea mucronata var. mucronata Valerie L. Soza, Kent Hughes 1999-6-17 537 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  HSC20965  Penstemon centranthifolius David Porter 1965-4-22 46 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA749029  Penstemon centranthifolius R. G. Swinney 2008-5-5 8747 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  SEINET3160247  Penstemon centranthifolius G. B. Grant 932 Los Angeles Pasadena Comment
  RSA0073236  Penstemon centranthifolius Bonnie C. Templeton, H. J. Andrews 1938-6-22 1686 Los Angeles Shoemaker Canyon. Comment
  JEPS104736  Penstemon grinnellii John L. Morrison 1937-6-18 2567 Los Angeles San Gabriel Mountains; about 200 yds below the Mount Islip saddle on trail to Crystal Lake Comment
  RSA408051  Penstemon grinnellii subsp. grinnellii L. E. Hoffman 1929-7-23 s.n. Los Angeles Wash. Head [of] Pacoima Canyon, Angeles National Forest. Comment
  RSA529184  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Steve D. Boyd 1991-7-24 5623 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA746639  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2008-6-4 8929 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  JEPS17963  Penstemon heterophyllus var. australis George B. Rossbach 1955-6-20 492 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road); n of Mill Creek Summit 1219 Comment
  JEPS7558  Penstemon heterophyllus var. australis F. W. Peirson 1918-6-10 202 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe 762 Comment
  RSA226542  Penstemon spectabilis C. W. Tilforth 1969-8-5 232 Los Angeles Vacant natural area N of Claremont. Comment
  RSA401895  Penstemon spectabilis var. spectabilis M. B. Dunkle 1934-5-26 3948 Los Angeles Big Pines Road. 1524 Comment
  UC51003  Pentachaeta aurea L. A. Greata June, 1903 Los Angeles near Los Angeles Comment
  RSA0070714  Pentagramma triangularis M. M. Culter 1916-3-30 s.n. Los Angeles Fern Canyon. Comment
  LA94195  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1691 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 1 mi W of Triunfo Canyon Rd. 304 Comment
  SEINET11809862  Perezia microcephala J. F. Bright, Wyman, C. 1931-1 5673 A Los Angeles around Hollywood Comment
  RSA459083  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-13 S 5585 Los Angeles Cienega , 0.5 mi. W of Windy Camp, north slope of Mt. Islip. 2300 Comment
  UC2027701  Perideridia pringlei Anuja Parikh with Nathan Gale 2010-5-25 3219 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 5.4 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  SBBG17041  Peritoma arborea K. A. Wilson 1961-2-8 837 Los Angeles Hwy 6, ca. 7 mi N of Forest Park Comment
  UC1215179  Perityle emoryi Peter H. Raven 1962-5-9 17658 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  UC625121  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road Santa Catalina Island 5 Comment
  UCR210125  Phacelia R. G. Swinney 2008-7-24 9352 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR223158  Phacelia R. G. Swinney 2009-5-20 10847 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC1260170  Phacelia austromontana Robert F. Thorne and Larry DeBuhr 1974-6-28 44746 Los Angeles Lily Springs area San Gabriel Mts., Angeles National Forest, Mt. Hawkins, S. F (on n slope of mt., drainage of creek) 2438 Comment
  UCSB33234  Phacelia bicolor Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. in dry desert wash at 140th st. east 1066 Comment
  RSA17080  Phacelia brachyloba Carl B. Wolf 1936-5-26 7832 Los Angeles Indian Canyon Camp, 2 mi. off Soledad Canyon. 915 Comment
  RSA582244  Phacelia brachyloba Louis C. Wheeler 1936-6-1 4108 Los Angeles Tan Bark Flat, San Dimas Canyon. 854 Comment
  POM49688  Phacelia cicutaria var. hispida L. R. Abrams 1901-04 s.n. Los Angeles San Fernando Mts. 762 Comment
  UC1584866  Phacelia cicutaria var. hispida Tim Ross 1991-4-8 4459 Los Angeles mesic nw slope of hill San Dimas USGS 7.5' quadrangle, western Pomona, Elephant Hil 228 Comment
  UCR144089  Phacelia cicutaria var. hispida Scott D. White 1997-5-8 5071 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  RSA733281  Phacelia cryptantha R. G. Swinney 2001-6-16 7975 Los Angeles San Gabriel Mtns.: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UCR258709  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 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
  RSA756127  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-30 2566 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA74727  Phacelia davidsonii F. W. Peirson 1908-4-20 968 Los Angeles Mt Wilson. 1738 Comment
  RSA316339  Phacelia distans Robert F. Thorne 1982-4-20 54956 Los Angeles 2.5 miles S of Llano 1159 Comment
  RSA576475  Phacelia distans Tim S. Ross 1992-6-15 6562 Los Angeles Whittier Hills: Upper end of Turnbull Canyon. 284 Comment
  RSA428013  Phacelia egena Kenneth A. Wilson 1962-5-12 1277 Los Angeles Canyon with the public campgrounds leading to Devil's Punchbowl Park Comment
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Apr 5 2016
  RSA0082827  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA776550  Phacelia fremontii Orlando Mistretta, Christine Mistretta 2010-6-15 5321 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  UCR280694  Phacelia fremontii R. G. Swinney 2014-4-10 16044 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
  SEINET6097661  Phacelia fremontii Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA802048  Phacelia grandiflora Orlando Mistretta, Kristie Haydu 2011-7-20 5959 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  UC1594386  Phacelia grandiflora Tim Ross 1992-5-17 6331 Los Angeles San Gabriel Reservoir San Gabriel Mountains (center w side, short easterly spur canyon along Hwy 39) 463 Comment
  UCR1455  Phacelia grandiflora Richard Bitterolf 1961-3-30 2000 Los Angeles West Fork of San Gabriel Canyon 2 mi past road junction for East fork 610 Comment
  RSA772370  Phacelia imbricata R. G. Swinney 2009-5-20 10834 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  RSA0091092  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-26 14867 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UC1375327  Phacelia imbricata subsp. imbricata Robert F. Thorne and C. W. Tilforth 1971-6-29 40702 Los Angeles along creek at Tie Canyon where crossed by Angeles Forest Rd San Gabriel Mts. Angeles National Forest, Aliso Creek 1371 Comment
  SBBG10984  Phacelia lyonii R. Moran 1958-9-15 6826 Los Angeles 1.8 mi SE of Eel Pt 100 Comment
  SBBG96756  Phacelia lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4282 Los Angeles lower half of China Cyn Comment
  SD51910  Phacelia lyonii Peter H. Raven 1962-5-8 17602 Los Angeles San Clemente Island; second canyon south of Seal Cove 29 Comment
  UCR271467  Phacelia minor R. G. Swinney 2011-6-14 15149 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA428068  Phacelia minor M. D. Proctor 1950-5-31 832 Los Angeles Santa Anita Canyon Comment
  UCR223399  Phacelia mutabilis R. G. Swinney 2009-7-29 11407 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
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Nov 4 2018
  RSA719768  Phacelia ramosissima var. latifolia R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  POM2704  Phacelia ramosissima var. latifolia W. R. Dudley, F. H. Lamb 1896-6-8 4330 Los Angeles near El Sur, Antelope Valley. Comment
  CAS-BOT-BC133979  Phacelia tanacetifolia C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  RSA339700  Phacelia tanacetifolia Robert F. Thorne 1982-4-20 55001 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams. 976 Comment
  UCR269988  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 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
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  SEINET4044601  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCD120709  Phacelia viscida Daryl Koutnik 1978-6-3 521 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  CATA760  Phalaris aquatica Mark L. Hoefs 1991-5-28 1296 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  UCR281794  Phalaris aquatica Mitch Provance, Scott Duff 2017-6-29 617- 53 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  CAS-BOT-BC259056  Phalaris lemmonii A. J. McClatchie 1897-4-12 s.n. Los Angeles Near Compton Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  UCR121673  Phalaris minor J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  CATA3132  Phalaris paradoxa Sarah Ratay 2010-3-31 116 Los Angeles Santa Catalina Island: End of east WBG road 201 Comment
  SBBG112960  Phalaris paradoxa S. A. Junak with M. L. Hoefs 1998-6-12 SCa 733 Los Angeles Banning House Rd, ca. 1 mi from Two Harbors 228 Comment
  RSA729650  Phlox diffusa R. G. Swinney 1998-7-2 6248 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA435572  Pholisma arenarium F. R. Fosberg 1931-10-4 s 5838 Los Angeles El Segundo. Comment
  SD217312  Pholistoma auritum Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4359 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  OBI53676  Pholistoma auritum var. auritum Anne Marie Orcino, Alan Sutton 1994-5-14 18 Los Angeles Stunt High Trl, 1 mi E on Stunt Rd from jct with Mulholland hwy, Calabasas 796 Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SBBG61540  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA573663  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 64 Los Angeles RSABG grounds (NW sector near biginning of California Communites section). Comment
  POM354329  Phoradendron villosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  RSA522338  Phoradendron villosum Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4024 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA576771  Phoradendron villosum Vanessa Ashworth, Nigel Boyle 1995-1-28 84 Los Angeles Cow Canyon Saddle above Baldy Village. 1380 Comment
  RSA579138  Phyllospadix torreyi Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7445 Los Angeles Palos Verdes Peninsula, Rancho Palos Veredes, below Southerly coastal bluffs, alt 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 0 Comment
  UC884815  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 mi n Claremont 411 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
  RSA651157  Pinus contorta var. murrayana Glenn Stewart 1968-8-24 sn Los Angeles Near top of Mount San Antonio. Comment
  CATA1927  Pinus halepensis Amy Catalano, Anne Kelly 2014-10-14 018 Los Angeles Santa Catalina Island: One-quarter mile west of Cape Canyon reservoir, along Cape Canyon Road 303 Comment
  CAS-BOT-BC73159  Pinus jeffreyi Saichi Kawahara 1968-4-9 141 Los Angeles Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest. 2148 Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA585772  Pinus lambertiana Orlando Mistretta 1995-7-11 1884 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UCR223346  Pinus lambertiana R. G. Swinney 2009-7-29 11430 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA0073294  Pinus lambertiana Bonnie C. Templeton 1932-5-31 4863 Los Angeles Between Big Pines Camp and Jackson Lake, San Gabriel Mts. 1829 Comment
  CAS-BOT-BC136588  Piperia michaelii G. B. Grant 1901-6-5 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA226083  Piptatherum miliaceum R. F. Thorne 1971-6-17 39953 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC1595403  Piptatherum miliaceum Tim Ross and Annette H. Ross 1991-7-29 5708 Los Angeles n notch in hill Elephant Hill (hill is n-most point of Puente Hills); San Dimas USGS 7.5' quad, Puente Hills, W Pomona 240 Comment
  UCR190258  Pityrogramma triangularis R. G. Swinney 2000-5-21 7779 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  RSA729960  Plagiobothrys arizonicus R. G. Swinney 1999-4-5 7064 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
  SBBG63859  Plagiobothrys arizonicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR122608  Plagiobothrys arizonicus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4043 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR263065  Plagiobothrys arizonicus Mitch Provance 2008-4-14 10137 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
  RSA507562  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA589193  Plagiobothrys arizonicus T. S. Ross 1991-4-27 4681 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  SEINET10456246  Plagiobothrys arizonicus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7631 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster. T7N R14W S22 1067 Comment
  SBBG116998  Plagiobothrys canescens S. A. Junak 2001-5-3 SCa 1468 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  UC1922900  Plagiobothrys canescens Scott D. White, Brian Leatherman 2005-3-18 10801 Los Angeles South Coast region: City of Glendora, South Hills, just north of the I-120 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. San Dimas 7.5' Quad. Comment
  POM72576  Plagiobothrys canescens Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  POM73145  Plagiobothrys nothofulvus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  POM368910  Plagiobothrys nothofulvus Thekla Mohr 1897-02 s.n. Los Angeles San Gabriel Comment
  CATA898  Plantago coronopus Mark L. Hoefs, Robert F. Thorne 1992-4-1 1731 Los Angeles Santa Catalina Island: Emerald Bay 6 Comment
  RSA401969B  Plantago erecta F. R. Fosberg 1931-5-2 S- 4948 Los Angeles Parsons Landing, Santa Catalina Island 5 Comment
  RSA600921  Plantago erecta Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  RSA747292  Plantago indica A. C. Sanders, T. B. Salvato 2009-5-20 36854 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  RSA412572  Plantago major Robert Gustafson 1980-9-16 1908 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  SBBG128195  Plantago ovata M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2188 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 69 Comment
  RSA530592  Plantago ovata var. insularis Blanche Trask 1901-1 3569 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  UCR216903  Platanus racemosa R. G. Swinney 2009-3-11 10084 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  POM8765  Plectritis ciliosa subsp. insignis Minnie Reed 1896-4-2 13592 Los Angeles Pomona. Comment
  CATA1504  Pluchea odorata Mark L. Hoefs, Steven A. Junak 1996-7-9 2716 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  SBBG130998  Poa annua S. A. Junak 1999-5-6 SCa 882 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  RSA646954  Poa pratensis Orlando Mistretta 1993-7-6 925 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA484206  Poa secunda Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA550912  Poa secunda Bonnie C. Templeton 1932-5-31 4844 Los Angeles Cienega, Big Pines Camp Comment
  RSA607192  Poa secunda subsp. secunda L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/3 mile upstream from falls at first side canyon on east side 1067 Comment
  RSA0116451  Polycarpon tetraphyllum R. G. Swinney 2010-8-11 13500 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  CAS-BOT-BC167816  Polygala cornuta var. fishiae L. R. Abrams 1906-7-29 s.n. Los Angeles Mount Wilson Trail 1066 Comment
  UCR210419  Polygonum argyrocoleon R. G. Swinney 2008-12-6 9973 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CDA2838  Polygonum aubertii G. C. Fleischman 1956-11-7 Los Angeles Beside the signal tower, P.E.R.R. crossing of the railroad in East Pasadena, & since tower was removed still persists. 0 Comment
  UCR205253  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  LA94058  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1703 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  POM12154  Polypodium californicum P. A. Munz 1920-3-17 3352 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA626516  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  UC62427  Polypodium californicum R. S. Norris June, 1893 Los Angeles Piedracitas Canyon; Catalina Isl. Comment
  UCSB62302  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., Spring Creek, tributary of upper Pacoima Canyon, ca. 3/4mi upstream 1097 Comment
  UCSB62321  Polypodium californicum Kiefer, Lawrence 1967-6-3 Los Angeles San Gabriel Mtns., Bear? Crk. Trail from Coldbrook Forest Station, ca. 1mi up trail from Hwy 2 (39) 1158 Comment
  UCSB62471  Polypodium californicum Kendall, M. 1921-2-11 Los Angeles Fish Canon Comment
  UC821211  Polypogon interruptus L. W. Nuttall 1920-5-10 172 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC232419  Polypogon monspeliensis J. H. Thomas 1957-6-2 6806 Los Angeles Pasadena, Arroyo Seco under and near Colorado Street Bridge Comment
  RSA755579  Polypogon monspeliensis R. G. Swinney 2008-7-12 9168 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  SEINET2473452 Image available Polypogon monspeliensis Richard G. Swinney 2009-1 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 210 Comment
  UCR223549  Polystichum imbricans R. G. Swinney 2009-6-2 10991 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA693290  Polystichum imbricans subsp. curtum F. R. Fosberg 1931-8-10 R 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  SBBG126990  Polystichum imbricans subsp. imbricans A. Parikh, N. Gale 2011-7-7 3550 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2 1667 Comment
  UCR214657  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 38148 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA208530  Populus fremontii subsp. fremontii C. E.; 1926-4-24 sn Los Angeles Mint Canyon 1523 Comment
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Jan 12 2015
  UCR259615  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA191640  Potamogeton crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UCR202526  Potentilla glandulosa R. G. Swinney 2005-8-15 8479 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  CAS-BOT-BC206972  Prosopis glandulosa var. torreyana Timothy S. Ross; Annette H. Ross 1991-6-3 5554 Los Angeles Undeveloped slopes west of California State Polytechnic University, Pomona, San dimas USGS 7.5' - San Jose Hills 335 Comment
  RSA599499  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  RSA603958  Prunus emarginata Louis C. Wheeler 1956-9-15 7236 Los Angeles San Gabriel Mountains: Blue Ridge. Comment
  SD72237  Prunus fasciculata R. S. Woglum 1935-5-6 729 Los Angeles Palmdale Comment
  CAS-BOT-BC154937  Prunus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-25 7931 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit 1075 Comment
  RSA199026  Prunus ilicifolia subsp. ilicifolia W. M. Gauntt 1966-4-16 156 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles 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. A short distance east [from given coordinates]. 518 Comment
  UCSB8567  Prunus ilicifolia subsp. ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon, SRE plots Comment
  RSA454152  Prunus lyonii F. R. Fosberg 1931-4-2 S- 4446 Los Angeles Santa Catalina Island. Hamilton Canyon just below road. 350 Comment
  UCR140969  Prunus virginiana var. demissa June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, northwest of the junction of Angeles Crest Highway (Hwy 2) and Pinon Ridge Rd. 1829 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
  UC126821  Pseudognaphalium beneolens J. and H. W. Grinnell 1906-9-6 374 Los Angeles near Pasadena (bank of Arroyo Seco); Arroyo Seco Comment
  CATA31  Pseudognaphalium biolettii USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 14 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  RSA598259  Pseudognaphalium biolettii R. G. Swinney 1968-3-18 219 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Comment
  RSA752278  Pseudognaphalium biolettii Justin M. Wood 2009-4-22 526 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA760859  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  CAS-BOT-BC356546  Pseudognaphalium biolettii R. M. Beauchamp 1967-1-28 147 Los Angeles Growing on a knoll west of the main road below Stone. San Clemente Island Comment
  CAS-BOT-BC356557  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Beverly Glen Canyon 2.6 miles north of Sunset Boulevard 213 Comment
  SD52941  Pseudognaphalium biolettii Peter H. Raven 1962-4-11 17287 Los Angeles San Clemente Island; north of a point due west of Wall 2. 29 Comment
  SFV5527  Pseudognaphalium biolettii W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Mulholland near the San Diego Freeway. Comment
  CAS-BOT-BC356703  Pseudognaphalium californicum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC356715  Pseudognaphalium californicum Tim Ross; Steve Boyd 1994-5-10 7694 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  CHSC36123  Pseudognaphalium californicum K. Bridwell 1978-6-17 146 Los Angeles 1/4 mi w of Beaudry along fireroad, ca. 2 mi e of Verdugo Rd, Glendale. Slope of Verdugo Mts. 365 Comment
  SBBG127983  Pseudognaphalium luteoalbum M. L. Hoefs, S. A. Junak 1996-7-9 2739 Los Angeles Upper Cape Cyn Reservoir 341 Comment
  LA202101  Pseudognaphalium microcephalum Harlan Lewis; 1940-8-12 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus Comment
  UCR280517  Pseudognaphalium stramineum R. G. Swinney 2014-5-13 16502 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
  JEPS28821  Psoralea bituminosa Philip A. Munz 1962-5-29 24319 Los Angeles Millard Canyon; San Gabriel Mountains 609 Comment
  CAS-BOT-BC421191  Pterostegia drymarioides Le Roy Abrams 1901-4-5 1348 Los Angeles San Fernando Mts. near Chatsworth Park. Comment
  CAS-BOT-BC421211  Pterostegia drymarioides C. F. Baker 1904-4-22 4169 Los Angeles Monrovia Comment
  LA33819  Pterostegia drymarioides Peter H. Raven; 1959-5-9 14178 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0055770  Pterostegia drymarioides R. G. Swinney 2010-4-28 12387 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SBBG12103  Pterostegia drymarioides P. H. Raven 1962-4-10 17225 Los Angeles ca. 2 mi N of Thirst 487 Comment
  UCR197197  Pterostegia drymarioides Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 705 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA624050  Pterostegia drymarioides Louis C. Wheeler 1967-5-23 9708 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR220201  Purshia glandulosa R. G. Swinney 2009-4-2 10244 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  SEINET6054211  Purshia tridentata Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA451423  Purshia tridentata var. glandulosa N. C. Cooper 1948-4-21 2669 Los Angeles Little Rock. 762 Comment
  RSA702692  Purshia tridentata var. glandulosa Scott D. White, Michael Honer 2004-3-30 9974 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  UCD170969  Purshia tridentata var. glandulosa R. G. Swinney 2009-6-17 11214 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  POM13355  Pycnanthemum californicum P. A. Munz 1922-7-17 6069 Los Angeles San Antonio Canyon. Wet meadow on hillside below Camp Baldy 1280 Comment
  UCR137345  Quercus X grandidentata R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, south of first debris basin 396 Comment
  UCD56635  Quercus X macdonaldii Janet Takahara 1992-5-16 s.n. Los Angeles Santa Catalina Island, near Avalon. Black Jack Campground, next to tool shed. Comment
  HSC8090  Quercus agrifolia C. E. Fellows 1965-8-22 118 Los Angeles Big Tujunga Canyon, Stonyvale Rd. across from La Paloma bridge 762 Comment
  SBBG98856  Quercus agrifolia var. agrifolia E. R. Blakley 1991-11-20 7464 Los Angeles Canton Cyn, NE of Piru Lake 762 Comment
  UCR98739  Quercus agrifolia var. agrifolia Steve Boyd, Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  RSA507981  Quercus berberidifolia Steve Boyd, T. S. Ross 1988-4-28 2236 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  SBBG59022  Quercus berberidifolia R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC1870277  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  UCSB34865  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC62527  Quercus chrysolepis Marcus E. Jones 1931-10-10 q 28586 Los Angeles San Antonio Canon 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
  RSA476910  Quercus chrysolepis George B. Grant 1902-5-27 156 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  SFV6860  Quercus chrysolepis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 574 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2043 Comment
  CAS-BOT-BC86901  Quercus douglasii E. R. Blakley 1962-10-6 5468 Los Angeles Santa Catalina Island. Pebble Beach Canyon 91 Comment
  CAS-BOT-BC86368  Quercus dumosa C. B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  POM270185  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12202 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA476766  Quercus durata var. gabrielensis L. E. Hoffman 1929-6-23 s.n. Los Angeles head of Pacoima Canyon wash Comment
  RSA623961  Quercus durata var. gabrielensis Arthur R. Kruckeberg 1939-3-19 71 Los Angeles Colby Canyon Trail Comment
  UCR146495  Quercus durata var. gabrielensis Scott D. White 2004-7-27 10664 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UCR203971  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  CATA1958  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 220 Los Angeles Santa Catalina Island: Lower-middle Bulrush Canyon, Salta Verde 0 Comment
  UC130547  Quercus engelmannii Geo. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  RSA792775  Quercus ilex Justin M. Wood 2009-3-24 391 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. Old restoration site, east of old infirmary. 405 Comment
  CAS-BOT-BC94751  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8318 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain 7.5' USGS Quadrangle 1277 Comment
  POM273364  Quercus john-tuckeri Lyman Benson 1947-10-9 12837 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
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Mar 24 2015
  UCD46601  Quercus john-tuckeri Robert F. Thorne; R. Carolin and C. Davidson 1967-3-23 41580 Los Angeles San Gabriel MTS., Angeles National Forest: Grandview Canyon, Mohave Desert slope N of Mile High Ranch in desert chaparral; 1371 Comment
  UC848097  Quercus lobata Carl B. Wolf 1932-10-19 Los Angeles 0.25 mi s Santa Clara River (Ridge Route Road) 365 Comment
  POM243779  Quercus pacifica F. R. Fosberg 1931-7-16 S 5435 Los Angeles Gallagher's Canyon, Santa Catalina Island. 100 Comment
  UCR258602  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCR281315  Rafinesquia californica R. G. Swinney 2014-5-8 16443 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC362473  Rafinesquia californica Louis C. Wheeler 1934-4-24 2539 Los Angeles Liveoak [Live Oak] Canyon Dam, San Gabriel Mts. 457 Comment
  RSA399396  Ranunculus californicus Geo. L. Moxley 1914-2-15 s.n. Los Angeles Hills n.w. of Highland Park Comment
  LA52184  Ranunculus cymbalaria var. saximontanus Ernest Braunton; July 1902 564 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River. 171 Comment
  RSA400238  Ranunculus cymbalaria var. saximontanus L. R. Abrams 1993-5-12 s.n. Los Angeles Lancaster. Comment
  LA32189  Ranunculus hebecarpus Henry J. Thompson; 1959-4-19 1954 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA187961  Ranunculus hebecarpus Robert F. Thorne 1966-4-30 36350 Los Angeles Santa Catalina Island: E fork of Gallagher's Canyon. 30 Comment
  UC827832  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  LA212152  Raphanus raphanistrum Harold Pirie; 1963-5-12 s.n. Los Angeles Open grass field in disturbed soil just N of Desoto and Ventura in Woodland Hills. 243 Comment
  RSA0088406  Raphanus sativus R. G. Swinney 2010-2-27 11766 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR101538  Rhamnus alaternus Dan S. Cooper 1998-6-3 s.n. Los Angeles Los Angeles area, undeveloped mesa between the Sybil Brand Institute anf the Sheriff Academy, c. 1 km SSW of the intersection of the 710 and 10 Freeways, Monterey Park 165 Comment
  UCR223544  Rhamnus californica R. G. Swinney 2009-6-2 11005 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET12210150  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4586 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA390187  Rhamnus californica subsp. californica Elbert Benjamine 1929-5-26 198 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA724509  Rhamnus californica subsp. californica K. Dobry 1991-6-24 d- 749 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UC1584065  Rhamnus californica subsp. californica Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4028 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunja Rang 1524 Comment
  CAS-BOT-BC59926  Rhamnus crocea Joseph Ewan; Nesta Ewan 1936-8-5 9946 Los Angeles On Joshua Flat, Mescal Creek, San Gabriel Mts. 1371 Comment
  UC1121840  Rhamnus crocea R. St. John 1930-2-17 98 Los Angeles San Francisco Ranch Santa Susana Quad. 365 Comment
  RSA608347  Rhamnus crocea subsp. ilicifolia Louis C. Wheeler 1930-3-22 17 Los Angeles Santa Monica Mountains: Mandeville Canyon Comment
  RSA720233  Rhamnus ilicifolia LeRoy Gross 2007-4-21 2642 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  SBBG71337  Rhamnus ilicifolia R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCD112344  Rhamnus ilicifolia M. Vincent 1962-4-6 161 Los Angeles Old Topanga Canyon Road, 2 miles W of New Topanga Road. Comment
  UCR155618  Rhamnus ilicifolia A. C. Sanders 2005-5-11 30147 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR186748  Rhamnus ilicifolia T. B. Salvato, Sandra Murcia 2007-3-28 2004 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  CAS-BOT-BC59790  Rhamnus pirifolia H. E. McMinn 1924-7-25 1305 Los Angeles Catalina Island. Comment
  LA62882  Rhus aromatica W. R. Ernst; May 1948 Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  OBI44793  Rhus aromatica David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20053 Los Angeles Angeles National Forest, Littlerock Reservoir. Comment
  CAS-BOT-BC170468  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA386482  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA650023A  Rhus integrifolia Harold Lint, Dunn, Hoover 1948-3-10 328 Los Angeles San Gabriel Cyn. above Res. #1. Comment
  RSA755858  Rhus integrifolia R. G. Swinney 2009-1-19 9998 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  SBBG37655  Rhus integrifolia K. K. Muller 1953-5-2 591 Los Angeles Swain Cyn above Camp Orizaba Comment
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Oct 12 2010
  SD107804  Rhus integrifolia Larry DeBuhr, Gary Wallace 1972-9-4 719 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  CLARK-A1528-1415  Rhus laurina John C. Roos 1937-7-19 2419 Los Angeles San Gabriel Mountains Comment
  RSA0062682  Rhus laurina Matt Bogdanoff 1981-5-31 43 Los Angeles Big Dalton Canyon Road, 0.7 mi E of junction with Glendora Mountain Road, N of Glendora. 365 Comment
  RSA76949  Rhus ovata F. W. Peirson 1920-5-1 106 Los Angeles South slope of the San Gabriel Mountains, Eaton Canyon. 609 Comment
  SD234265  Rhus ovata Wayne Law, J. Hu 2000-4-30 7 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  RSA608712  Rhus trilobata L. C. Wheeler 1931-3-30 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne : Thompson Creek Wash. Comment
  RSA317215  Rhus trilobata var. anisophylla Michael C. Long 1974-5-19 s.n. Los Angeles Deviel s Punchbowl Co. Park, 0.5 mi. N of Parking area. Comment
  RSA584035  Rhus trilobata var. quinata T. S. Ross, Steve D. Boyd 1991-4-25 4575 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
  CAS-BOT-BC433166  Ribes Geo. B. Grant 1914-4-1 s.n. Los Angeles Arroyo Seco Canon [Canyon], Pasadena Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  UCR210737  Ribes amarum R. G. Swinney 2009-1-19 10002 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  RSA9647  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Dimas Canyon. 533 Comment
  UC1922568  Ribes aureum Gary Kovnat with LeRoy Gross 2003-2-16 16 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CAS-BOT-BC92457  Ribes aureum var. gracillimum Antone Blazic 1923-3-5 31 Los Angeles Los Angeles. Comment
  RSA533489  Ribes aureum var. gracillimum Tim S. Ross 1991-3-9 4177 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 369 Comment
  RSA549783  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest. 457 Comment
  RSA658945  Ribes aureum var. gracillimum D. Roche 1998-5-26 30 Los Angeles Camp Baldy Road at clearing. Western most portion of Camp Baldy Rd. 555 Comment
  POM293827  Ribes californicum var. hesperium Lyman Benson 1945-12-10 11975 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  POM48559  Ribes californicum var. hesperium Alice Eastwood 1904-2-17 s.n. Los Angeles San Antonio Canyon Comment
  UC858422  Ribes cereum Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts. Comment
  CAS-BOT-BC173096  Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  CAS-BOT-BC173423  Ribes malvaceum Joseph Andorfer Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC173436  Ribes malvaceum Ellsworth Bethel 1920-2-21 s.n. Los Angeles Exposition Park, Los Angeles Comment
  POM293803  Ribes malvaceum var. viridifolium Lyman Benson 1947-1-16 12282 Los Angeles Upper end of reservoir, San Dimas Canyon; Mt. Range: San Gabriel; Drainage Area: Pacific Slope. 457 Comment
  RSA239178  Ribes nevadense R. F. Thorne 1969-7-10 38360 Los Angeles Mescal Creek Play Area 2042 Comment
  RSA10991  Ribes roezlii Carl B. Wolf 1928-3-29 1579 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  RSA476246  Ribes roezlii Bonnie C. Templeton 1932-5-31 5058 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  POM18009  Ribes roezlii var. roezlii P. A. Munz 1923-5-26 6859 Los Angeles Rock Creek 1768 Comment
  UCR270861  Ribes roezlii var. roezlii R. G. Swinney 2011-8-17 15640 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  LA33881  Ribes speciosum Henry J. Thompson; 1959-3-22 1870 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon, 3 mi W of Malibu Lake 274 Comment
  RSA476294  Ribes speciosum Freda Detmers 1929-1-19 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA476299  Ribes speciosum Martha Hilend 1928-3-4 49 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR16476  Ribes speciosum Anna Mayers 1978-5-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Hollywood Hills, Griffith Park off Bronson, Los Angeles Comment
  POM9722  Ribes speciosum P. A. Munz 1921-2-26 4686 Los Angeles South Hills (San Jose Hills) 5 miles east of Brea Canyon. 305 Comment
  CATA3457  Ricinus communis Benjamin J. Dion, Peter Dixon 2017-7-13 038 Los Angeles Santa Catalina Island: Channel Side; in thick drainage on borders of watersheds White's Landing, Echo Lake, and China Wall 48 Comment
  CHSC26121  Robinia pseudoacacia Lawrence Pinter 1965-5-4 271 Los Angeles Little Rock Canyon, San Gabriel Mtns. 975 Comment
  RSA703501  Romneya coulteri Scott D. White, Michael Honer 2004-6-24 10494 -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
  HSC101375  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mtns.: San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  CAS-BOT-BC147477  Rosa californica Alice Eastwood 1917-7-20 6461 Los Angeles Santa Catalina Island Comment
  RSA567158  Rosa californica Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3892 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UCR218016  Rosa californica A. C. Sanders, Dan S. Cooper 2010-8-5 38571 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA757322  Rosa woodsii R. G. Swinney 2008-10-16 9609 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  LA208206  Rosa woodsii var. gratissima Dan P. Muellally; June 1950 Los Angeles Antelope Valley, On Little Rock Creek in Montana Forest 1981 Comment
  RSA565753  Rubus discolor Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco Canyon; above the debris dam and below Oakwilde Picnic Area along the Gabrielino Trail Comment
  LA52268  Rumex acetosella Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCD101061  Rumex acetosella Pupils of Los Angeles HS 1903-6-1 s.n. Los Angeles Los Angeles. Comment
  UCR174647  Rumex conglomeratus Jennifer H. Jones 2006-6-4 374 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
  UCR179621  Rumex conglomeratus R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns., Little Dalton Canyon 427 Comment
  CAS-BOT-BC433247  Rumex crispus Geo. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  RSA0065421  Rumex salicifolius A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, south of s. parterre. 60 Comment
  RSA359410  Ruppia maritima Robert F. Thorne 1973-09 44727 Los Angeles Santa Catalina Island: Big Spring. Comment
  JEPS23137  Salazaria mexicana Rimo Bacigalupi with Reino Alava 1958-7-21 6457 Los Angeles about 3 mi above Little Rock Lake (artificial) (lower reaches of Little Rock Creek, n base of San Gabriel Mts.); n base San Gabriel Mts., abv Little Rock Lake, Little Rock C 1066 Comment
  SEINET10869900  Salazaria mexicana David B. Dunn 1947-4-16 Dunn 2946 Los Angeles 3 mi e and 2 mi s of palmdale. Station 13, 1 mi sw of from jct of lp and cut Off. Comment
  SD1057  Salix exigua var. exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  LA208649  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7635 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  RSA225725  Salix gooddingii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39762 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 366 Comment
  UC184273  Salix laevigata A. D. E. Elmer June, 1902 3673 Los Angeles Lancaster Comment
  UC471647  Salix laevigata F. R. Fosberg 1931-5-6 S 4793 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 220 Comment
  POM122886  Salix lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  SBBG57869  Salix lasiolepis M. N. Ackley 1928-2-12 984 Los Angeles Eaton Wash 381 Comment
  UC474004  Salix lasiolepis F. A. MacFadden Apr. 1931 3073 Los Angeles Tejunga Canyon Comment
  UC506416  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Marshes Comment
  RSA0034684  Salix lasiolepis Carl W. Sharsmith 1932-1-17 09 Los Angeles Lower San Gabriel Canyon about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC128509  Salix lasiolepis var. lasiolepis Henry J. Thompson 1959-2-20 1845 Los Angeles In small stream in sandstone outcrop just east of peak, Saddle Peak - Santa Monica Mountains 670 Comment
  CAS-BOT-BC128524  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  LA30492  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 53 Los Angeles Comment
  UCSB46396  Salsola tragus Pruss, N. 1983-1-30 Los Angeles On the fire road behind Mount St. Mary's College, 1/2 mile from Chalon Rd., Santa Monica Mtns. 76 Comment
  UCR256563  Saltugilia splendens subsp. grantii Anuja Parikh, Nathan Gale 2011-6-24 3502 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1390 Comment
  RSA585941  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-23 2637 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  RSA424335  Salvia apiana William Emboden 1970-6-12 4 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA613094  Salvia apiana Erin Hewgley, Jeanne Gural 1997-4-18 18 Los Angeles Claremont: Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main road, south of lake. 412 Comment
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  UCR140964  Salvia apiana June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Sycamore Flat campground, Big Rock Creek 1311 Comment
  RSA337607  Salvia apiana S. Carlquist 1983-7-20 15799 Los Angeles Mt. Baldy Road near flood control dam at base of canyon. Comment
  SBBG117928  Salvia apiana C. G. Pringle 1882-5-9 Los Angeles hills, Los Angeles County [no specific locality] Comment
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  UCR124561  Salvia columbariae B. C. Templeton 1932-6-1 5063 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  UCR155663  Salvia columbariae A. C. Sanders, T. B. Salvato 2005-4-26 29692 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
  RSA401441  Salvia columbariae Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  SEINET13947351 Image available Salvia columbariae Martha P. Creighton 1952-1 286 Los Angeles Llano; 3300 ft alt. 1006 Comment
  RSA11044  Salvia dorrii var. pilosa Carl B. Wolf 1928-3-29 1550 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  RSA446284  Salvia dorrii var. pilosa Howard Mullins 1931-4-1 s.n. Los Angeles 1 miles south of Palmdale. (Antelope Valley). Comment
  POM126520  Salvia leucophylla Katherine Brandegee s.n. Los Angeles Saugus. Comment
  UC416696  Salvia leucophylla unknown May 1903 1105 Los Angeles Saugus Comment
  CAS-BOT-BC229938  Salvia mellifera Timothy S. Ross; Darin Banks 1994-4-12 7503 Los Angeles Liebre Mountains. San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 670 Comment
  POM307183  Salvia mellifera Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2087 Los Angeles Little Tujunga Canyon Comment
  RSA126688  Salvia spathacea H. J. Thompson 1959-5-24 1998 Los Angeles Santa Monica Mountains: 0.8 miles north of Coast Highway. Tuna Canyon. 91 Comment
  RSA477528  Sambucus mexicana F. R. Fosberg, J. Ewan 1931-8-11 4989 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA0037189  Sambucus mexicana Ron Martinolich 1991-4-7 42 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (north) on fire road ca. .5 mi. Comment
  CAS-BOT-BC238743  Sambucus nigra subsp. caerulea Timothy S. Ross; Steve Boyd 1994-6-23 8037 Los Angeles The Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  UCSB16374  Sambucus nigra subsp. caerulea Hurst, Linda 1963-2-23 Los Angeles 20 feet E of North Kenter Road, 3 miles N of Sunset Blvb., 10 miles N of U.S. Highway 101 548 Comment
  RSA3745  Sanicula arguta C. B. Wolf 1932-5-11 3571 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA533883  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5159 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA471467  Sanicula crassicaulis Robert Gustafson, Gary D. Wallace 1982-4-14 2503 Los Angeles Gold Hill, Monrovia; southern base of the San Gabriel Mts. Comment
  CAS-BOT-BC466346  Sarcodes sanguinea Timothy S. Ross 1994-5-31 7964 Los Angeles San Gabridl Mountains: Pacifico Mtn, ca 530 m due W of the 7124-ft summit; low saddle-like area, functionally the head of Santiago Canyon 2023 Comment
  RSA227000  Sarcodes sanguinea R. F. Thorne 1971-8-25 41252 Los Angeles Throop Peak 2744 Comment
  RSA70576  Sarcodes sanguinea F. W. Peirson 1923-5-26 3444 Los Angeles Vincent Gulch. 1982 Comment
  RSA729357  Sarcodes sanguinea R. G. Swinney 1998-10-24 7023 Los Angeles NE ridge of Pine Moutnatin, one ridge east of Devil's Backbone Trail from Wright Mountain. Montane coniferous forest with Pinus contorta. Chrysolepis sempervirens, etc. 2689 Comment
  SBBG131039  Schismus S. A. Junak 1999-5-6 SCa 880 Los Angeles W side of Cherry Cove, just N of rd, ridgetop 60 Comment
  CAS-BOT-BC239929  Schismus arabicus J. Von Loh 1978-7-11 3376 Los Angeles Edwards AFB Comment
  CATA608  Schismus arabicus Mark L. Hoefs 1991-4-8 1057 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  SBBG131617  Schismus barbatus S. A. Junak 1999-4-24 SCa 859 Los Angeles main rd, S facing slope adjacent to rd 445 Comment
Read comments
Jul 28 2016
  SEINET7591443 Image available Schoenoplectus americanus Louis C. Wheeler 1945-1 6068 Los Angeles SE of El Monte: San Gabriel River at Slaughter Avenue and Parkway Drive Comment
  RSA647906  Scirpus microcarpus LeRoy Gross, Wayne Law 2000-8-8 255 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA603530  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  RSA0068305  Scutellaria mexicana R. G. Swinney 2010-5-12 12709 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  SD262304  Scutellaria mexicana R. G. Swinney 2014-4-17 16075 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy 138/Pearblossom Hwy (Palmdale 7.5'Q) 901 Comment
  RSA580096B  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8143 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UCD125683  Scutellaria siphocampyloides Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 954 Los Angeles Mill Creek Picnic Ground on Angeles Crest Highway. North of La Canada. 1097 Comment
  RSA0081665  Sedum spathulifolium Scott D. White, Justin M. Wood 2009-5-6 12632 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UC813006  Selaginella bigelovii Wheeler and Grant 1904-4-21 Los Angeles Santa Catalina Isl. Comment
  UC485561  Senecio californicus Geo. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  RSA472891  Senecio californicus L. C. Wheeler 1931-3-20 s.n. Los Angeles San Jose Hills at Pomona. 305 Comment
  CAS-BOT-BC333081  Senecio flaccidus var. douglasii Alice Eastwood 1928-6-15 15385 Los Angeles Claremont Comment
  CAS-BOT-BC333119  Senecio flaccidus var. douglasii Timothy S. Ross; J. Mark Porter 1995-5-4 8424 Los Angeles Ca. 1.9 road miles NE of Bouquet Canyn Road, Texas Canyon, Liebre Mountains 585 Comment
  POM262782  Senecio flaccidus var. douglasii J. C. Roos 1940-8-31 242 Los Angeles San Gabriel River, near El Monte Comment
  SEINET11804244  Senecio flaccidus var. monoensis C. V. Braun 1975-1 44 Los Angeles Portal Ridge near Leona Valley along State Road N-2 Comment
  UCR189831  Senecio ionophyllus R. G. Swinney 1998-7-14 6458 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
  SBBG30362  Senecio lyonii R. N. Philbrick with M. L. Long 1968-2-24 B 68 -11 Los Angeles between Fourth of July and Cherry Coves Comment
  SD52848  Senecio lyonii Peter H. Raven 1962-4-10 17188 Los Angeles San Clemente Island, hillside above Wilson Cove 105 Comment
  SEINET4015257 Image available Senecio lyonii R. Moran 1941-1 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island. 10 Comment
  UC1215174  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles above Wilsons Cove; San Clemente Island 76 Comment
  UC1348958  Senecio lyonii Robert F. Thorne 1966-4-6 35923 Los Angeles about 1 mi w Empire Landing; Santa Catalina Island 76 Comment
  RSA600836  Senecio vulgaris L. C. Wheeler 1967-5-13 9521 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  SFV18452  Senecio vulgaris S. Haennelt 1978-11-2 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  CAS-BOT-BC243575  Setaria parviflora Timothy S. Ross 1992-5-24 6401 Los Angeles W margin of Hwy 39, and on disturbed slope descending into Brown's Bulch, San Gabriel Canyon, San Gabriel Mountains 487 Comment
  UCR198050  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles Western Mojave Desert, Antelope Valley, Lancaster, Antelope Valley Dairy Comment
  RSA598292  Sherardia arvensis Louis C. Wheeler 1947-5-11 6483 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  SBBG98480  Silene antirrhina T. Ross 1991-5-21 5381 Los Angeles San Clemente Island Comment
  UCR200042  Silene antirrhina Valerie Soza, B. Hogshead 2003-4-23 1635 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  SBBG134045  Silene antirrhina R. Burgess, P. Munro 2005-5-18 6861 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 426 Comment
  CAS-BOT-BC384570  Silene coniflora Philip A. Munz 1925-4-23 9462 a Los Angeles San Gabriel Canyon 487 Comment
  RSA0073122  Silene gallica Mark L. Hoefs 1995-5-16 2032 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors. 104 Comment
  RSA65702  Silene gallica F. W. Peirson 1923-4-8 3447 Los Angeles Wilson s Cove, San Clemente Island. Comment
  SEINET4044551  Silene laciniata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  CAS-BOT-BC174911  Silene laciniata L. R. A. 1901-6-6 1691 Los Angeles Los [Tunas Canon] Tuna Canyon, S. Monica Mts. Comment
  RSA657351  Silene laciniata subsp. major J. Keeling 1980-5-26 22 Los Angeles Verdugo Mountains Region: 3/4 mile east of dam, Childs Canyon, end of Allen St., Glendale. 518 Comment
  UC852900  Silene lemmonii Louis C. Wheeler 1932-5-28 777 Los Angeles Cascade Canyon off San Antonio Canyon (San Gabriel Mts.); , Cascade Canyon off San Antonio Canyon 1112 Comment
  CAS-BOT-BC389327  Silene lemmonii I. M. Johnston 1917-6-15 1276 Los Angeles San Antonio Mountains. Cascade Canon [Canyon] 1371 Comment
  RSA0081481  Silene parishii Jane Tirrell 2012-7-25 LS 0127 Los Angeles Approx. 0.5 mi. east of Windy Gap along north side of Pacific Crest Trail. 2469 Comment
  RSA438868  Silene verecunda subsp. platyota Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA654725  Silybum marianum Scott Lowe 1991-5-7 20 Los Angeles San Gabriel River channel, about 300 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA598862  Sisymbrium altissimum Steve Boyd, Timothy S. Ross 1997-3-21 9239 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA798118  Sisymbrium altissimum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0134 Los Angeles South side California State Route 2 at mile marker 66.82 2295 Comment
  SBBG72149  Sisymbrium altissimum R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCR261773  Sisymbrium altissimum R. G. Swinney 2010-5-11 12685 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  SBBG20538  Sisymbrium irio E. R. Blakley 1963-12-7 6372 Los Angeles 200 yds SE of new air strip 60 Comment
  LA210072  Sisymbrium officinale Peter H. Raven; Henry J. Thompson 1960-5-29 15449 Los Angeles Santa Monica Mountains, Head of creek NE of Sandstone Peak 822 Comment
  UCD138827  Sisyrinchium bellum Marc Meyer 1993-4-25 26 Los Angeles Santa Susana Mountains, Moonshine Canyon Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  IRVC28675  Solanum americanum A. C. Sanders, Mark Elvin 2002-6-18 25115 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  CHSC34430  Solanum douglasii Ken Cole 1972-5-28 ML- 12 Los Angeles North of Malibu and Hwy. 1 in Malibu Cyn. in Santa Monica Mtns. 152 Comment
  POM156342  Solanum douglasii L. R. Abrams 1902-5-31 2488 Los Angeles Inglewood. Comment
  RSA613099  Solanum douglasii M. Low 1997-3-13 8 Los Angeles E. LA Co, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. E end of panhandle region. 412 Comment
  RSA763512  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UC575015  Solanum douglasii E. Lloyd 1933-3-25 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  UCR258577  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0020270  Solanum douglasii Daniel Curran 1981-2-25 26 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UCR108427  Solanum physalifolium var. nitidibaccatum L. C. Wheeler 1946-9-16 6370 A Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  POM219191  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  POM175471  Solanum umbelliferum F. W. Peirson 1919-6-15 1082 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 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
  RSA658360  Solanum umbelliferum Naomi Zohman 1985-4-28 44 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  CAS-BOT-BC237745  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  OBI62121  Solidago velutina subsp. californica P. A. Holden 1968-11-19 616 Los Angeles 10 mi SE of Gorman on roadbank of rd to Lake Hughes Comment
  RSA594990  Sonchus oleraceus Mark Hoefs, R. F. Thorne 1996-4-6 2633 Los Angeles Santa Catalina Island. End of Renton Mine Road. 268 Comment
Read comments
Nov 20 2009
  SBBG95256  Sonchus oleraceus M. B. Dunkle 1928-4-11 1854 Los Angeles near isthmus 15 Comment
  LA32077  Sorghum halepense Peter H. Raven; Henry J. Thompson 1959-10-18 14665 Los Angeles SANTA MONICA MOUNTAINS, Pacific Coast Hwy, 1.6 mi S of junction to Malibu Canyon. 22 Comment
  RSA0036780  Spartium junceum James S. Burns 1992-5-11 18 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  RSA656257  Spartium junceum Jan Roach 1975-11-28 3 Los Angeles Verdugo Mountains: Leeward side of hill, 1 mile north of Brand Park, Verdugo Hills, Glendale. 567 Comment
  RSA747191  Spartium junceum R. G. Swinney 2008-6-9 9011 Los Angeles middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  SBBG113142  Spartium junceum S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 403 Los Angeles N side of Cherry Cyn, just inland from mouth 6 Comment
  UCR4226  Spartium junceum Lloyd Clark 1965-3-20 s.n. Los Angeles San Gabriel Mtns., At entrance to Palmer - Evey fire road above Claremont 701 Comment
  LA76612  Spartium junceum Monte Lloyd; 1950-7-23 500723p 1641 Los Angeles Santa Monica Mountains, Topanga Canyon, Topanga Canyon Rd 152 Comment
  CHSC98398  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles Los Angeles Basin: Verdugo Mountains regions: north side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off on an Edison road (power company) that ends in a pylon. Along road but in areas that water woud accumulate for a short time. 518 Comment
  RSA0097076  Spergularia A. C. Sanders 2003-8-6 27114 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  SBBG131930  Spergularia bocconi S. A. Junak 2000-5-19 SCa 1326 Los Angeles W side of first ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor 286 Comment
  RSA0098586  Spergularia marina F. R. Fosberg 1931-3-23 S 4332 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 2 Comment
  RSA0073244  Sphaeralcea Bonnie C. Templeton, H. J. Andrews 1938-6-22 1693 Los Angeles Mint Canyon. Comment
  RSA230734  Stachys albens Robert F. Thorne, M. Z. Thorne 1969-7-9 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  UC1595232  Stachys albens Tim Ross, Peter Fritsch 1990-6-20 3604 Los Angeles near Confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC57021  Stachys albens Ernest Braunton 1902-6-24 492 Los Angeles Echo Park Comment
  UCR212805  Stachys albens Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1849 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UC884279  Stachys bullata Ira W. Clokey, B. Templeton May 1929 4460 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  SBBG126888  Stachys rigida var. quercetorum A. Parikh, N. Gale 2011-5-12 3384 Los Angeles Chino Hills, Upper Sonome Cyn, 1.1 km S of Tonner Cyn 386 Comment
  LA85174  Stanleya pinnata var. pinnata O. H. Kappler; 1946-4-13 1120 Los Angeles San Gabriel Mountains, S Antelope Valley, N slope of mountains 914 Comment
  LA200286  Stebbinsoseris heterocarpa A. M. Johnson; 1934-4-20 4437 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  LA32111  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-19 1957 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0093399  Stephanomeria Mitch Provance, Scott Duff 2015-9-11 1115 -08 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W. 790 Comment
  RSA95223  Stephanomeria blairii F. W. Peirson 1923-4-9 3475 Los Angeles San Clemente Island: at Lemon Tank Comment
  CAS-BOT-BC375145  Stephanomeria cichoriacea Peter H. Raven 1957-9-21 11357 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  UC454306  Stephanomeria exigua subsp. coronaria I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  UCD136364  Stephanomeria exigua subsp. coronaria L. D. Gottlieb 1970-9-17 7054 Los Angeles on West Liebre Lookout Road, 1/2 mile west of Tent Rock Campsite, east of Gorman. 1615 Comment
  UC92367  Stephanomeria pauciflora A. W. Anthony 1894-6-5 Los Angeles San Fernando Comment
  UCD136406  Stephanomeria pauciflora Scott D. White; Pam DeVries 20-21 Nov 1997 6025 Los Angeles Big Tujunga Wash (San Gabriel Mountain Foothills/ East San Fernando Valley): west of Sunland, southwest of I-210 Freeway, east of Hansen Dam, and north of Wentworth St. 335 Comment
  UCR281849  Stillingia linearifolia R. G. Swinney 2014-5-8 16436 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  HSC83394  Stipa coronata D. L. Koutnik 1978-6-3 Los Angeles Dry Canyon - Cold Creek Rd., between Mulholland Hwy. and Old Topanga Canyon Rd. 305 Comment
  UCR210205  Stipa parishii R. G. Swinney 2008-9-4 9416 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR62790  Stipa speciosa B. Lennart Johnson 1957-5-4 s.n. Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  UCR152476  Strelitzia reginae A. C. Sanders, Lee Jones 2005-4-8 29357 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA777623  Stylocline gnaphaloides Orlando Mistretta, Christine Mistretta 2010-5-20 5157 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG98055  Stylocline gnaphaloides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5194 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  RSA446235  Stylomecon heterophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  UCR94683  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC110421  Suaeda taxifolia Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Beach at Santa Monica. Comment
  CHSC3705  Swertia albicaulis var. nitida Mary MacArthur 1966-6-4 42 Los Angeles Chilao. Near river bed. 1524 Comment
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Jul 27 2006
  UC1043453  Swertia neglecta Richard M. Straw 1954-6-16 622 Los Angeles off Angeles Crest Hwy, Horse Flats road San Gabriel Mts., Angeles National Forest Comment
  JEPS87547  Symphoricarpos albus var. laevigatus Tim Ross and Walter Appleby 1993-5-20 7196 b Los Angeles between Wilson Canyon Saddle and Los Pinetos Spring (head of Los Pinetos Canyon, w San Gabriel Mtns); San Gabriel Mtns. Los Pinetos Canyon, San Fernando U.S.G.S.; [rhizomes and new growth] 914 Comment
  SEINET7881041 Image available Symphoricarpos albus var. mollis F. R. Fosberg 1931-1 S 4300 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  CAS-BOT-BC234664  Symphoricarpos mollis Geo. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Canon [Canyon] 762 Comment
  LA105371  Symphoricarpos mollis Barry A. Prigge; 1989-4-23 8473 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 441 Comment
  LA94342  Symphoricarpos mollis J. A. Ewan; 1929-5-4 3469 Los Angeles Comment
  UC729500  Symphyotrichum defoliatum Carl B. Wolf 1932-9-16 4104 Los Angeles at extreme se corner of, 100-150 ft w of State Highway Pacific Western Oil Co. Lease; Bryant Ranch 1 Comment
  SD215389  Symphyotrichum subulatum var. parviflorum Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mountains region, southwest end of Quail Lake in seasonally flooded depression on South side of Highway 138. 1021 Comment
  RSA570194  Syntrichopappus fremontii Timothy S. Ross, S. D. Boyd, Laurel Arnseth 1991-4-30 5031 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment