Search Results — 2000 specimen records retrieved (1528 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460917  Abronia maritima Jack Rempel 1932-3-19 15240 Los Angeles El Segundo. Comment
  CAS-BOT-BC229376  Abronia umbellata Le Roy Abrams 1901-4-1 1190 Los Angeles Ballona Harbor Comment
  SBBG31518  Abronia umbellata R. M. Beauchamp 1987-3-19 319 Los Angeles S of air strip at Sherman Field Comment
  SBBG12641  Abronia umbellata E. R. Blakley 1962-6-9 5193 Los Angeles 0.25 mi toward Pyramid Cove from China Pt 30 Comment
  SD90379  Abronia umbellata Robert F. Thorne 1966-4-15 35990 Los Angeles San Clemente Island; 0.67 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  UCR224030  Acacia longifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11690 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA596360  Acacia mearnsii R. G. Swinney 1989-7-14 s.n. Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  CAS-BOT-BC331527  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  CAS-BOT-BC331574  Acer macrophyllum J. Ewan 1929-5-11 2106 Los Angeles Mt. Lukeus Trail, Haines Canyon 731 Comment
  LA62879  Acer macrophyllum A. M. Johnson; 1927-11-11 2695 Los Angeles Santa Monica Mountains, Los Angeles River, Griffith Park Comment
  POM293344  Acer macrophyllum Lyman D. Benson 1945-6-5 11752 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
Read comments
Apr 7 2014
  UC75302  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCR129695  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 244 Comment
  SD247304  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mountains: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA584600  Achnatherum coronatum Timothy S. Ross, Orlando Mistretta 1993-5-26 7300 Los Angeles off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle 993 Comment
  UC577640  Achnatherum coronatum H. S. Yates 1937-6-24 6595 Los Angeles San Gabriel Wash Pomona Quadrangle 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
  SEINET11682293  Achnatherum coronatum M. E. Jones 1882-1 3545 Los Angeles Pasadena Comment
  SD186060  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2005-4-26 29740 Los Angeles Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  SBBG95682  Acmispon argophyllus var. adsurgens A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 803 -2 Los Angeles Pyramid Head 15 Comment
  UC625108  Acmispon argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island. 10 Comment
  SBBG67322  Acmispon argophyllus var. argophyllus A. J. McClatchie 1893-4-21 157 Los Angeles Pasadena Comment
  UC557700  Acmispon dendroideus var. traskiae Nell Murbarger 1936-3-1 44 Los Angeles San Clemente Island. On both west and east sides of Island. Comment
  SD240991  Acmispon heermannii var. heermannii Dan S. Cooper 2011-4-26 411 5 Los Angeles Los Angeles Basin/San Gabriel Mountains Foothills: Sunland Big Tujunga Wash, between 210 Fwy and Foothill Blvd. (Sunland 7.5'Q) 358 Comment
  SEINET5327552  Acmispon maritimus var. maritimus J. Barber 1897-3-28 106 Los Angeles Collected at Santa Monica Forestry Station Comment
  LA52121  Adenostoma fasciculatum A. M. Johnson; 1934-4-20 4430 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA156036  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  SEINET3200284  Adenostoma fasciculatum G. Rink 2011-6-1 10571 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UCR119288  Adenostoma fasciculatum A. C. Sanders, D. Malueg 1998-6-22 22051 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 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
  POM244913  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  POM305927  Adenostoma fasciculatum var. fasciculatum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1221 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA390574  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1933-6-17 3588 Los Angeles San Antonio River Canyon 915 Comment
  LA52131  Adenostoma sparsifolium W. O. Griesel; 1936-6-20 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  LA200063  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1696 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near road just S of Malibu Lake. 243 Comment
  RSA687711  Adiantum jordanii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CAS-BOT-BC65636  Adiantum jordanii Henry J. Thompson 1959-3-31 1904 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  POM9917  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  SBBG108185  Adiantum jordanii S. L. Crockett 1997-4-1 640 Los Angeles offshoot Cyn from Middle Cyn; 0.2 mi SW on Middle Cyn Rd from pump house; SE side of Rd 315 Comment
  CAS-BOT-BC101831  Agave Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of 21 Comment
  UCR273437  Ageratina adenophora R. G. Swinney 2011-4-26 14481 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR46116  Agoseris grandiflora Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  RSA609127  Agoseris retrorsa L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA748991  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  SDSU21027  Agoseris retrorsa Ian Cain, Ryan Gilmore 2010-6-3 1494 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  UCR150004  Agoseris retrorsa Scott D. White 2004-5-5 10287 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  POM308948  Agoseris retrorsa Kay H. Beach 1942-5-28 625 Los Angeles San Dimas Experimental forest, U. S. Forest Dept. 500 feet above flume no. 3 Comment
  CAS-BOT-BC127584  Agropyron cristatum Timothy S. Ross; Steve Boyd 1994-7-7 8145 Los Angeles Liebre Mountain. Upper west end of the mountain, ca. 100 m NNE of Sandberg Triangulation Point. 1629 Comment
  RSA720607  Agrostis exarata R. G. Swinney 1997-7-23 5730 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SEINET10789959  Agrostis exarata Boyd 1996-10-29 BOYD 9118 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southerneastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. T7N R16 W NW 1/4 SE 1/4 NW 1/4 sec. Seepy area aflong road road on steep, brushy slope. Dense stands of Lotus oblongifolius, Epilobium canum, Muhlenbergia rigens, Agrostis, and Castilleja minor ssp. spiralis on seepage, surrounding slopes with chaparral of Adenostoma fasciculatum, Arcostaphylos glandulosa, Quercus berberidifolia, and Q. wislizeni, with scattered stands of Pinus sabiniana. 1463 Comment
  RSA776487  Agrostis scabra LeRoy Gross, Jane Tirrell 2011-7-20 5531 Los Angeles Head waters of South Fork Big Rock Creek, east of Angeles Crest Highway. 2317 Comment
  UCD104595  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  CAS-BOT-BC445419  Alisma triviale Peter H. Raven; Henry J. Thompson 1959-10-14 14644 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118e to 119 deg. W.). Bed of Lake Enchanto 236 Comment
  RSA70211  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles Mescal Creek. 2027 Comment
  RSA0056374  Allium fimbriatum James R. Shevock 1972-4-26 1593 Los Angeles Sierra Hwy. 967 Comment
  JEPS61529  Allium haematochiton Frank W. Peirson 1921-4-21 2401 Los Angeles Sycamore Flat to San Dimas Canyon; San Gabriel Mountains 792 Comment
  SEINET193925  Allium haematochiton I. L. Wiggins 1931-4-11 5274 Los Angeles Baja hills between Quail Springs and San Fernando Comment
  RSA367090  Allium lacunosum var. davisiae Robert Kessler 1923-4-1 s.n. Los Angeles Lancaster. Comment
  JEPS56374  Allium peninsulare var. peninsulare Frank W. Peirson 1919-7-1 509 Los Angeles Fish Canyon San Gabriel Mountains, Fish Canyon 609 Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA152098  Allophyllum divaricatum Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mtns. 915 Comment
  SD187453  Allophyllum divaricatum Valerie Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side; Verdugo Crestline Dr., north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to power lines west of peak O' 1936. 563 Comment
  RSA28484  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA599762  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA410094  Allophyllum glutinosum Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UCR277152  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA547433  Allophyllum glutinosum T. S. Ross 1992-5-17 6359 Los Angeles E Fork of the San Gabriel River; steep SE-facing granitic scree slope 65 degrees ENE, 740m distant from the mouth of Shoemaker Canyon. 698 Comment
  UCR204024  Alnus rhombifolia R. G. Swinney 2001-9-15 8148 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  UCR63780  Alternanthera philoxeroides Don Pendleton 1990-8-17 s.n. Los Angeles San Gabriel Valley, San Dimas, Boneli Regional Park, on south side of Puddingstone Reservoir 306 Comment
  RSA0085348  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 546 Comment
  RSA594398  Amaranthus albus Steve Boyd, Lauren Raz 1996-10-14 9075 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  UCR191185  Amaranthus albus R. G. Swinney 1999-7-28 7584 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  UCR210239  Amaranthus albus R. G. Swinney 2008-10-20 9656 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  POM158113  Amaranthus albus L. R. Abrams 1902-8-20 2964 Los Angeles Inglewood. Comment
  RSA188490  Amaranthus albus R. F. Thorne, John Olmstead 1965-8-26 35391 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  SBBG133178  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  UCR17847  Amaranthus deflexus O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  RSA603078  Amaranthus retroflexus L. C. Wheeler 1932-9-2 1312 Los Angeles La Verne: 2 miles NE of. 373 Comment
  RSA188004  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-6-23 34933 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  SBBG107231  Amblyopappus pusillus J. Rebman, J. Dunn 1996-4-29 Los Angeles Eel Cove and Eel Cove Cyn 6 Comment
  UC1215135  Amblyopappus pusillus Peter H. Raven 1962-4-9 17137 Los Angeles near barracks Wilson cove; San Clemente Island 60 Comment
  RSA92191  Amblyopappus pusillus Mabel Peirson 1922-4-7 1392 Los Angeles San Pedro. Comment
  RSA416894  Ambrosia acanthicarpa F. R. Fosberg 1931-7-11 7195 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  UCR210173  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9620 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA695720  Ambrosia acanthicarpa Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  LA31645  Ambrosia chamissonis Peter H. Raven; Henry J. Thompson 1959-6-4 14331 Los Angeles Santa Monica Mountains 45 Comment
  UC557669  Ambrosia chamissonis Nell Murbarger 1936-5-1 188 Los Angeles nw harbor San Clemente Island Comment
  CDA36028  Ambrosia confertiflora Kelly Volansky 2006-2-17 s.n. Los Angeles San Gabriel Valley; Montebello Hills, east of Montebello Blvd. near the Paramount Blvd. exit from Hwy 60. Comment
  RSA599025  Ambrosia psilostachya L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  CAS-BOT-BC142550  Amelanchier utahensis P. Parnay 1911-6-1 s.n. Los Angeles Santa Ana Canyon 2286 Comment
  HSC101354  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns.: Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA226169  Amorpha californica var. californica Gary D. Cromwell 1971-5-14 682 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA0090946  Amsinckia eastwoodiae R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  POM4016  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont Comment
  RSA0079981  Amsinckia intermedia M. B. Dunkle 1928-3-31 1796 Los Angeles Santa Catalina Island. Cottonwood Canyon. 152 Comment
  LA39067  Anagallis arvensis Harlan Lewis; 1940-8-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA465141  Anagallis arvensis John E. Marble 1894-3-30 s.n. Los Angeles Between Glendora and San Dimas. Comment
  UCR184054  Ancistrocarphus filagineus A. C. Sanders 2007-4-19 33426 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SFV21100  Andropogon glomeratus var. scabriglumis L. Gross, W. Law 2000-8-8 248 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UCR101187  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1949-1 6755 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, near Bichota canyon 686 Comment
  POM121837  Anemopsis californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout valley Comment
  SD255636  Anisocoma acaulis Mitch Provance, Callen Huff 2009-4-28 10673 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, ca. 1.3 miles ENE of Gorman. 1371 Comment
  JEPS83425  Antirrhinum coulterianum David M. Thompson 1983-5-13 307 Los Angeles 1.5 mi w Mulholland Hwy. junction with Las Virgines Road (on Mulholland Hwy); Malibu Beach Quad. (7.5', 1951) 274 Comment
  RSA425829A  Antirrhinum coulterianum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  UCR119055  Antirrhinum coulterianum Jeremiah George 2001-4-27 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Palos Verdes Estates 30 Comment
  POM308486  Antirrhinum coulterianum Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3085 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA80432  Antirrhinum kelloggii F. W. Peirson 1925-4-23 5787 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA549821  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Pine Canyon Rd, 8 miles west of Elizabeth Lake, N-2 4 miles southwest of Lake Hughes. 869 Comment
  SBBG113118  Aphanes occidentalis S. A. Junak 1997-3-27 SCa 348 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 109 Comment
  CATA2990  Aphanisma blitoides Peter J. Dixon 2015-2-26 022 Los Angeles Santa Catalina Island: Pensioner's Flats watershed. .68 mile South of Little Harbor. .53 mile East of Sentinel Rock. halfway between coast and Middle Cyn. Rd. 110 Comment
  CATA698  Apiastrum angustifolium Mark L. Hoefs 1991-5-3 1193 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  RSA470402  Apium graveolens E. Crow 1928-4-11 242 Los Angeles Puddingstone Canyon, Hills S of San Dimas. Comment
  UCR73383  Apocynum androsaemifolium T. S. Ross 1991-8-14 5776 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  POM3379  Apocynum cannabinum I. M. Johnston 1917-8-21 1661 Los Angeles Upper San Antonio Canyon. 2287 Comment
  RSA230183  Apocynum cannabinum R. F. Thorne 1969-7-2 38246 a Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  UCR142805  Apocynum cannabinum L. C. Wheeler 1932-6-13 816 Los Angeles Transverse Ranges; San Gabriel Mtns., San Dimas Canyon 534 Comment
  UCR51497  Aptenia cordifolia A. C. Sanders 1987-12-4 7448 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA344355  Aquilegia Hill Penfold s.n. Los Angeles Clear Creek Outdoor Educational Classroom San Gabriel Mountains. Comment
  RSA0127009  Aquilegia formosa Louis C. Wheeler 1967-7-15 10015 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR177165  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin; Verdugo Mountains, south side, Burbank, at end of Olive Ave, parked on Via Montana, an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the W and Story Canyon on the E 366 Comment
  RSA485426  Arabis glabra var. glabra Steve Boyd, Thomas Elias 1987-4-14 2065 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA600036  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-25 9256 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
  RSA772393  Arabis pulchra var. pulchra R. G. Swinney 2009-5-12 10718 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  UCR193165  Arabis repanda R. G. Swinney 1998-7-14 6440 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA639749  Arceuthobium californicum Louis C. Wheeler 1946-8-25 6235 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  RSA611879  Arceuthobium campylopodum Louis C. Wheeler 1932-8-2 1115 Los Angeles Pine Flat, N Fork San Gabriel R., San Gabriel Mountains. 1738 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA626730  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22105 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  SFV2637  Arctostaphylos glandulosa K. A. Wilson 1963-5-12 1300 Los Angeles Santa Susana Mountains Orcutt Ranch in the vicinity of Mission Peak. Comment
  RSA698749  Arctostaphylos glandulosa subsp. glaucomollis LeRoy Gross, Paul Morton 2004-6-9 1335 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12,, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  POM367277  Arctostaphylos glandulosa subsp. mollis I. W. Clokey, B. C. Templeton 1929-04 4452 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA530066  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1991-8-16 5864 Los Angeles Horse Flats (southern end) 823 Comment
  RSA626673  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15782 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  CHSC35512  Arctostaphylos glauca James Henrickson 1979-5-23 18169 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 426 Comment
  RSA586443  Arctostaphylos glauca Orlando Mistretta 1995-2-28 1514 Los Angeles Carr Canyon 1012 Comment
  RSA631508  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16036 Los Angeles Ridge Route, 15 km south of Liebre Gulch turnoff. 950 Comment
  RSA631577  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15625 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631602  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15946 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631675  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22067 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634344  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22073 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634723  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20511 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634769  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20429 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
  RSA634814  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20228 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634894  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20391 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635142  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20570 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635191  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20385 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  LA9467  Aristida divaricata W. S. L.; 1907-4-10 631 Los Angeles Garvanza Comment
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Jan 11 2015
  RSA385030  Aristida purpurea var. purpurea Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
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Jun 12 2014
  RSA417238  Artemisia californica L. C. Wheeler 1931-11-20 365 Los Angeles 2 miles N of Claremont. 412 Comment
  RSA602971  Artemisia californica L. C. Wheeler 1973-1-13 12809 Los Angeles San Gabriel Mountains: Little Tujunga, near Cottonwood Glen. 412 Comment
  RSA623964  Artemisia californica Arthur R. Kruckeberg 1939-2-11 s.n. Los Angeles In hills around Johnson's Lake, Pasadena Comment
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Oct 22 2014
  SFV3694  Artemisia californica K. A. Wilson 1963-10-26 1314 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC1587563  Artemisia californica Tim Ross and Annette Ross 1991-9-7 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 373 Comment
  UCR133743  Artemisia californica F. R. Fosberg 1931-12-10 7156 Los Angeles Channel Islands, Pebble [Pebbly] Beach Canyon, left fork 20 Comment
  UCR71161  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-8 4420 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  LA200161  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR95759  Artemisia douglasiana Lauren Raz, Steve Boyd 1996-10-23 058 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  SD252274  Artemisia douglasiana Steven A. Junak 1999-7-16 Sca 1061 Los Angeles Santa Catalina Island: ca 0.1 mile inland from mouth of Cottonwood Canyon, N side of canyon, just downstream from waterfall. 9 Comment
  RSA594791  Artemisia dracunculus Steve Boyd, Lauren Raz 1996-10-29 9104 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SBBG62417  Artemisia dracunculus R. Hoffmann 1927-8-31 Los Angeles Mint Cyn Comment
  SBBG43891  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles Skeet range, 1 mi S of Wilson Cove 60 Comment
  NY158551  Artemisia parishii S. B. Parish 11 1881 1065 Los Angeles Newhall Comment
  UCR239965  Artemisia tridentata R. G. Swinney 2009-11-16 11621 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  CAS-BOT-BC97283  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles S.W. of Newhall Comment
  UC1119413  Artemisia tridentata subsp. parishii H. A. Jensen 1933-6-1 312 Los Angeles Pallet Rock Creek Quadrangle Comment
  UC219352  Artemisia tridentata subsp. parishii H. M. Hall 1919-10-20 Los Angeles Newhall Comment
  SEINET7239430 Image available Artemisia tridentata var. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall, type location of A. parishii. Comment
  SBBG43842  Arthrocnemum subterminale M. R. Benedict 1971-6-25 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  RSA549504  Asclepias californica T. S. Ross, Steve D. Boyd 1990-6-18 3482 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR47378  Asclepias californica David Charlton 1986-6-15 263 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
  RSA70336  Asclepias californica F. W. Peirson 1929-7-1 8449 Los Angeles Mt. Pacifico. 1905 Comment
  SEINET10454946  Asclepias eriocarpa Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2415 Los Angeles Laverne, on Brydon Rd. Near live-oak roadside and chapparal Comment
  SD69577  Asclepias fascicularis Robert F. Thorne 1966-9-15 36678 Los Angeles Santa Catalina Island, small marsh above Parson's Landing. 74 Comment
  UCR205640  Asclepias fascicularis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37004 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR252999  Asclepias fascicularis Mitch Provance 2013-6-3 613- 14 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  POM3650  Asclepias fascicularis Minnie Reed 1895-8-17 s.n. Los Angeles Pomona, Los Angeles County Comment
  RSA401241  Asclepias fascicularis Wm. Martin 1971-8-25 s.n. Los Angeles Tapia Park. in open sun area. Comment
  SEINET10637045  Asclepias fascicularis A. R. Davis 1915-6-30 Davis s.n. 1915 Los Angeles Claremont, Palmer's Canyon Comment
  SBBG54426  Aspidotis californica L. R. Abrams 1901-4-15 1499 Los Angeles Wilson trail, Los Angeles Comment
  SEINET3153586  Aspidotis californica G. B. Grant 1901-1-1 248 Los Angeles Santa Monica Range Comment
  UCR219407  Aspidotis californica R. G. Swinney 2009-4-1 10238 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA247423  Aspidotis californica Jack Delaini, Larry E. DeBuhr 1974-2-21 34 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. On moist, shaded N-facing slope of a high knoll. 487 Comment
  RSA653367  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road 548 Comment
  RSA2581  Astragalus brauntonii D. L. Crawford, Otis Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  UCR153326  Astragalus didymocarpus A. C. Sanders, T. B. Salvato 2005-4-26 29732 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
  RSA415460  Astragalus didymocarpus var. didymocarpus Blanche Trask 1901-03 2242 Los Angeles Avalon, Catalina Island. Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  UCR108647  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  RSA534120  Astragalus nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5086 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  NY345445  Astragalus pycnostachyus var. lanosissimus H. E. Hasse 1888-8-24 Los Angeles Near Palms Comment
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Mar 12 2011
  POM49029  Astragalus pycnostachyus var. lanosissimus Stephen Grout 1900-9-9 s.n. Los Angeles Ballona. Comment
  CAS-BOT-BC194039  Astragalus trichopodus var. lonchus Katharine Brandegee s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC199087  Astragalus trichopodus var. phoxus Le Roy Abrams 1901-4-5 1345 Los Angeles Near Chatsworth Park, San Fernando Mts. Comment
  SFV1776  Astragalus trichopodus var. phoxus K. A. Wilson 1961-3-11 994 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  UCR41092  Atriplex argentea subsp. expansa F. C. Boutin 1967-4-23 1622 Los Angeles San Clemente Island, N end of island. Shallow gully between NW Harbor and airstrip 43 Comment
  RSA155894  Atriplex argentea subsp. expansa P. H. Raven 1962-5-8 17619 Los Angeles Near Summit of Ridge above Wilson Cove, San Clemente Island 122 Comment
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Jan 19 2011
  UCR13463  Atriplex californica 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
  LA91277  Atriplex canescens subsp. canescens Carl Epling; Mrs. Epling 1937-6-16 sn Los Angeles 2 mi. E of Lancaster Comment
  RSA596211  Atriplex canescens subsp. canescens T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3387 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA608512  Atriplex canescens subsp. canescens L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  UCR166083  Atriplex canescens subsp. linearis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  CAS-BOT-BC172646  Atriplex coulteri Katharine Brandegee s.n. Los Angeles Santa Catalina Isld. Comment
  UC205289  Atriplex coulteri Katharine Brandegee Los Angeles Bixby Comment
  SBBG12692  Atriplex leucophylla E. R. Blakley 1962-10-5 5428 Los Angeles N of White's Landing 3 Comment
  SBBG93095  Atriplex linearis D. Swinney 1989-10-4 Los Angeles Glendora, South Hills, Sunflower exit on Hwy 210 268 Comment
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Mar 12 2013
  RSA706655  Atriplex micrantha A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  OBI6006  Atriplex nummularia Carl B. Wolf 1930-12-23 1822 Los Angeles Playa del Rey 30 Comment
  POM279020  Atriplex nummularia Grant D. Brown 1945-11-24 445 Los Angeles Playa del Rey. 30 Comment
  SBBG29937  Atriplex nummularia C. B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  POM182434  Atriplex rosea R. L. Pendleton 1909-7-2 1381 Los Angeles Avalon, Santa Catalina Island. Near Cottage. 6 Comment
  RSA453952  Atriplex semibaccata E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA65354  Atriplex serenana F. W. Peirson 1817 Los Angeles Near Kewen Lake, Pasadena Comment
  RSA0117865  Avena barbata Robert L. Benson 1960-5-19 48 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA659133  Avena barbata LeRoy Gross 2001-3-31 373 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 457 Comment
  RSA670752  Avena barbata Joseph M. Keefe 2001-3-19 31167 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale, CA 91208., 34 deg 09'42.2 North, 118 deg 11'42.5 West. 470 Comment
  RSA675880  Avena barbata LeRoy Gross 2003-3-9 787 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR183997  Avena barbata A. C. Sanders 2007-4-19 33439 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SEINET3154489  Azolla caroliniana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  SD178109  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Northeast end of Santa Susan Mountains; Santa Clara riverbed at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 289 Comment
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Mar 18 2011
  CAS-BOT-BC98732  Baccharis douglasii Geo. B. Grant 1897-9-30 s.n. Los Angeles Los Angeles River, Los Angeles Comment
  LA200169  Baccharis pilularis Jonathan Sauer; R. Minnich 1972-4-5 5032 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA596206  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA649916  Baccharis pilularis Matt Brooks 1988-4-15 9 Los Angeles Whittier, Turnbull Canyon Rd. 1.7 miles east of its intersection with Beverly Blvd. Comment
  CAS-BOT-BC98164  Baccharis salicifolia H. E. McMinn 1924-7-25 1327 B Los Angeles Catalina Island Comment
  UCR212787  Baccharis salicifolia Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1802 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  UCR269990  Baccharis salicifolia R. G. Swinney 2010-5-12 12726 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA0062832  Baccharis salicifolia subsp. salicifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6755 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA599148  Baccharis sergiloides L. C. Wheeler 1966-11-26 9159 Los Angeles San Gabriel Mountains. West Fork Red Box Road ca. 1/2 mi. west of Newcomb Pass Trail. 1066 Comment
  RSA507644  Berberis nevinii Fay A. MacFadden 1932-4-19 10180 Los Angeles Pacoima Wash, San Fernando Valley Comment
  UC1076445  Berberis nevinii Herbert L. Mason 1926-4-26 2944 Los Angeles Pacoima Wash; San Gabriel Mts Comment
  UCD129563  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles along Selby Avenue, between Le Conte and Wilshire Blvd., West Los Angeles. Comment
  CDA4003  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  CLARK-A1528-1518  Bloomeria crocea John C. Roos 1958-5-2 Los Angeles Brentwood Comment
  UCR100612  Bloomeria crocea B. G. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  CAS-BOT-BC14585  Boechera pulchra Alice Eastwood; John Thomas Howell 1937-4-26 3968 Los Angeles Near Palmdale. Comment
  UCD114425  Boechera pulchra Daryl Koutnik; Bruce Holguin 1978-4-1 217 Los Angeles West side of Sierra Hwy. and 1 mile north of State Hwy. 14. 987 Comment
  UCR247277  Bolboschoenus maritimus subsp. paludosus Dan S. Cooper 2013-7-29 713- 37 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  UCR149853  Borago officinalis Scott D. White 2004-4-23 10227 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC145599  Bothriochloa laguroides subsp. torreyana LeRoy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  CHSC95871  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  SEINET3240175  Bowlesia incana Reid Moran 1941-1 576 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  CHSC88886  Boykinia rotundifolia G. Blosser 2004-6-17 6 Los Angeles San Gabriel Mountains: Sheep Mountain Wilderness within Angeles National Forest. Within a tributary of Cow Canyon drainage located 200 meters south of Canyon Truck Trail. 1290 Comment
  POM129266  Boykinia rotundifolia L. R. Abrams 1901-07 1872 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  UCR210253  Brassica geniculata R. G. Swinney 2008-10-16 9622 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UCR242920  Brassica geniculata R. G. Swinney 2009-8-6 11514 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA0043289  Brassica kaber var. pinnatifida William W. Baker 1974-3-25 s.n. Los Angeles Along Ventura Blvd. just W of Winnetka Ave. 243 Comment
  LA51493  Brassica nigra O. H. Kappler; 1945-3-25 728 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  UCR96604  Brassica rapa Scott D. White 1997-2-2 4663 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  SD31168  Brassica rapa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC100412  Brickellia californica Henry J. Thompson 1958-10-22 1812 Los Angeles just north of Mount Hollywood, Griffith Park 381 Comment
  RSA609011  Brickellia californica L. C. Wheeler 1930-11 s.n. Los Angeles Clark's Grove, [Vicinity of Claremont]. Comment
  RSA640038  Brickellia californica Steven A. Junak 1996-10-2 703 Los Angeles San Clemente Island. W side of island, in lower portion of Horse Canyon. Localized; W facing slope and cnayon botom. 30 Comment
  RSA670163  Brickellia californica Joseph M. Keefe 2001-3-19 31143 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SFV12495  Brickellia californica M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 866 Los Angeles San Fernando Valley Dry, rocky flat along Big Tujunga Wash, just behind Hansen Dam. 305 Comment
  SEINET4044576 Image available Brickellia nevinii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  CAS-BOT-BC149413  Bromus berteroanus Le Roy Abrams 1903-3-14 3132 Los Angeles San Pedro Hills. Comment
  CAS-BOT-BC149415  Bromus berteroanus G. B. Grant 1903-4-7 s.n. Los Angeles Glen Way near Los Angeles. Comment
  POM156215  Bromus berteroanus Le Roy Abrams 1903-3-14 3132 Los Angeles San Pedro Hills [now Palos Verdes Hills] near Redondo Comment
  SBBG128787  Bromus carinatus M. L. Hoefs 1995-6-21 2297 Los Angeles Upper Bullrush Cyn 286 Comment
  UCR179590  Bromus carinatus R. G. Swinney, Dave Larson 1996-8-7 5238 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA385308  Bromus carinatus var. carinatus Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon 1463 Comment
  RSA600676  Bromus catharticus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Old Point Comfort; Big Rock Creek. 1280 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  RSA150659  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA674726  Bromus diandrus Scott D. White, P. DeVries 2000-5-18 7921 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SBBG95212  Bromus diandrus M. B. Dunkle 1928-3-31 1787 Los Angeles Cottonwood Cyn Comment
  SEINET3922243  Bromus diandrus Keith Dobry 1990-3-25 108 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  UC816287  Bromus diandrus Geo. B. Grant April, 1901 3803 Los Angeles Southern California Comment
  SEINET3922541  Bromus grandis Tim Ross, Walter Appleby 1993-5-20 7212 Los Angeles Western San Gabrial Mtns. Vicinity of Low Pinetos Spring. San Fernando 7.5' USGS quad.; 0 899 Comment
  CAS-BOT-BC155388  Bromus hordeaceus G. B. Grant 1901-4-28 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC175268  Bromus hordeaceus Tim Ross; Steve Boyd 1993-5-23 7234 Los Angeles NW Los Angeles Co.; Lower easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  CATA843  Bromus hordeaceus Mark L. Hoefs 1991-6-26 1443 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  UC934035  Bromus hordeaceus H. L. Cogswell 1951-5-8 95 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 441 Comment
  UCR165234  Bromus hordeaceus A. C. Sanders, Helen Kennedy 2005-4-13 29475 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
  LA13827  Bromus madritensis subsp. rubens Carl Epling; 1925-4-18 6766 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC1131239  Bromus madritensis subsp. rubens A. D. Gifford 1935-5-8 669 Los Angeles Angeles National Forest, top of Whitaker Peak Whitaker Peak; Angeles National Forest, Whitaker Peak 1249 Comment
  UCSB69294  Bromus madritensis subsp. rubens Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns; ridgeline to Mt. Emma and canyon S of this ridge; W from Mt Emma; E of Mt. Emma Rd. 1412 Comment
  CAS-BOT-BC177170  Bromus rubens Timothy S. Ross; Steve Boyd 1994-5-4 7634 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass mtn summit 1075 Comment
  RSA363909  Bromus rubens M. B. Dunkle 1928-3-31 1788 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA463266  Bromus rubens A. C. Sanders 1988-2-3 1988 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  SBBG14233  Bromus rubens M. A. Piehl 1962-10-3 62484 Los Angeles S fork of Gallagher Cyn 304 Comment
  UCD59558  Bromus rubens Kenneth A. Wilson 1963-5-12 1296 Los Angeles Santa Susana Mts. Orcutt Ranch in the vicinity of Mission Peak. Comment
  UC816449  Bromus tectorum L. R. Abrams 1927-4-30 11744 Los Angeles between Neenach and Fairmont (Antelope Valley); Antelope Valley Comment
  UCR205916  Bromus tectorum R. G. Swinney 2008-5-5 8749 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR94698  Bromus trinii A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR147853  Broussonetia papyrifera L. C. Wheeler 1951-10-13 s.n. Los Angeles Flower and 28th Street 60 Comment
  CATA3488  Caesalpinia spinosa Nathalie Cartan, Julia Parish, Benjamin Dion, Michael Thomas 2017-12-14 009 Los Angeles Santa Catalina Island: Pacific side; on southwest-facing slope south of China Point Road in the China Point watershed 147 Comment
  CAS-BOT-BC233952  Calandrinia breweri Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA638186  Calandrinia ciliata L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UCR125781  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
  CATA1916  Calocedrus decurrens Grant Powell 2014-7-30 3 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 0.5 miles southwest of Pump House 2 299 Comment
  CATA1931  Calocedrus decurrens Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 023 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 300 Comment
  CAS-BOT-BC132287  Calochortus catalinae Peter H. Raven; H. L. Wedberg 1957-6-15 10909 Los Angeles In Latigo Canyon, 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  UC648349  Calochortus catalinae Marion Ownbey and Ruth P. Ownbey 1938-6-27 1667 Los Angeles mouth of Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  UCSB619  Calochortus catalinae Wedberg, H. 1957-5-5 Los Angeles Across Hwy 101 from Paradise Cove Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA627539  Calochortus clavatus var. gracilis Sandy Leatherman, Brian Daniels 1998-5-8 3 Los Angeles Santa Monica Mountains: S of Woolsey Canyon Road, down the existing dirt road. 366 Comment
  RSA735588  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-28 122 Los Angeles Transverse Ranges, Liebre Mtns region, alt UTM Zone 11, 354387E, 3817236N near Center of site 335 Comment
  RSA586458  Calochortus invenustus Orlando Mistretta, Steve Boyd 1994-6-21 1365 Los Angeles Santiago Canyon: near summit of Pacifico Mountain 2134 Comment
  UCR43358  Calochortus invenustus David Charlton 1986-6-15 233 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
  RSA642283  Calochortus palmeri var. palmeri Orlando Mistretta 1995-6-23 1870 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 0.5 mile downstream from Alder Saddle. 1509 Comment
  RSA584771  Calochortus plummerae Timothy S. Ross 1992-7-17 6716 Los Angeles San Gabriel Mountains: Condor Peak and immediate vicinity. 1627 Comment
  RSA701592  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1236 Los Angeles On fuel break above Evey Canyon. 793 Comment
  UCR280680  Calochortus plummerae R. G. Swinney 2014-5-27 16683 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA165151  Calochortus splendens Gordon Pilone, Mark Parratt 1962-6-24 503 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
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Nov 17 2012
  CAS-BOT-BC221399  Calystegia longipes Timothy S. Ross; Steve Boyd 1990-6-1 2760 Los Angeles San Gabriel Mountains. Moody Canyon (a.k.a. The Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  RSA0081125  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 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
  UCR282588  Calystegia macrostegia Dan S. Cooper 2017-5-25 517- 35 Los Angeles Los Angeles River at Newell St. 100 Comment
  SBBG37910  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor Comment
  CHSC35399  Calystegia macrostegia subsp. cyclostegia Richard S. Hood 1971-5-28 351 Los Angeles 1.5 air mi SW of Saddle Peak on Schueren Rd, 0.9 mi NW of jct with Puima Rd in Santa Monica Mtns 609 Comment
  POM147454  Calystegia macrostegia subsp. intermedia Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM3592  Calystegia occidentalis subsp. fulcrata D. L. Crawford 1915-7-1 s.n. Los Angeles Bear Flats above Claremont 2133 Comment
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Apr 12 2016
  UCR149791  Camissonia bistorta Scott D. White, Pam Devries 2004-5-18 10440 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
  POM3106  Camissonia bistorta O. W. Robinson 1916-3-16 s.n. Los Angeles Wash near 2nd St. Claremont. Comment
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  UCR281314  Camissonia californica R. G. Swinney 2014-5-8 16444 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
  RSA725110  Camissonia campestris subsp. campestris Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -53 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR263630  Camissonia campestris subsp. campestris Barbara Ertter, L. R. Heckard, T. Sholars, James C. Hickman, et al. 1988-5-23 7478 Los Angeles San Gabriel Mountains, Pine Canyon Road along the San Andreas Fault, on the north side of the mountains 1220 Comment
  POM3338  Camissonia cheiranthifolia subsp. suffruticosa I. M. Johnston 1916-6-10 s.n. Los Angeles Playa del Rey. Comment
  RSA126725  Camissonia cheiranthifolia subsp. suffruticosa Peter H. Raven 1959-3-15 13855 Los Angeles Along shore east of Zuma Beach, Point Dume 9 Comment
  POM212255  Camissonia graciliflora G. H. True 1935-3-27 168 Los Angeles City Ranch, 4 miles W of Palmdale Comment
  POM179186  Camissonia guadalupensis subsp. clementina Blanche Trask 1903-06 164 Los Angeles San Clemente Island. Comment
  POM97145  Camissonia hirtella P. A. Munz 1925-4-23 9427 Los Angeles San Gabriel Canyon. 488 Comment
  RSA569942  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4852 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA725206  Camissonia pallida subsp. pallida Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -45 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET7040192  Camissonia pallida subsp. pallida A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  UCR101718  Camissonia palmeri B. G. Pitzer 1998-5-23 3751 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UC557683  Camissonia robusta Nell Murbarger March, 1936 34 Los Angeles w slope of island San Clemente Island (dry wash) Comment
  UCR166276  Camissoniopsis bistorta Scott D. White 1996-3-18 3839 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  RSA0110849  Camissoniopsis hirtella R. G. Swinney 2011-5-6 14610 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UC1922278  Camissoniopsis hirtella Valerie Soza, Miriam Sidibeh 2003-3-26 1597 Los Angeles Transverse Ranges; Verdugo Mountains; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  UC20468  Camissoniopsis hirtella J. H. Barber 1897-6-29 221 Los Angeles Bear Canyon Acton Comment
  UC73304  Camissoniopsis hirtella E. D. Palmer 1902-4 Los Angeles wash near Glendora Comment
  SEINET5344156  Camissoniopsis micrantha P. B. Kennedy 1904-4-21 s.n. Los Angeles Avalon, Catalin Island Comment
  SEINET3153544  Camphora officinalis G. B. Grant 1904-1 131 -A Los Angeles Pasadena Comment
  UC1201943  Capsicum annuum var. annuum Miss K. D. Jones 1930-12-15 1013 Los Angeles Rust Nursery, Pasadena Comment
  LA32259  Cardamine californica Henry J. Thompson; 1959-3-22 1871 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon 274 Comment
  LA51502  Cardamine californica O. H. Kappler; 1946-4-6 1078 Los Angeles Santa Monica Mountains, Hidden Valley, French Ranch, W of Lake Sherwood 304 Comment
  UCR142953  Cardamine oligosperma L. C. Wheeler 1936-4-5 4083 Los Angeles San Gabriel Mtns, San Dimas Canyon 701 Comment
  UCD114555  Cardamine oligosperma W. F. Moore 1971-8-6 LASCA 974 Los Angeles residential property in Claremont. Comment
  SD232637  Cardaria pubescens A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  CAS-BOT-BC17670  Carex alma F. R. Fosberg; Joseph Andorfer Ewan 1931-8-13 4897 Los Angeles San Gabriel Mountains. Big Cienega above Crystal Lake. 1981 Comment
  RSA729347  Carex alma R. G. Swinney 1999-6-21 7361 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA763413  Carex alma Scott D. White, Justin M. Wood 2009-5-6 12655 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA776848  Carex alma Orlando Mistretta, Christine Mistretta 2010-6-15 5306 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  SEINET7549350 Image available Carex alma Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  RSA228940  Carex fracta Robert F. Thorne 1971-8-25 41315 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  JEPS48984  Carex fracta Joseph A. Ewan 1932-6-19 2423 Los Angeles Sheep Camp Springs San Gabriel Mts., Pacifico Mt., Sheep Camp Springs 1981 Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA605014  Carex schottii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  SEINET11632918  Carex senta J. F. Bright, Wyman, C. 1933-1 8354 Los Angeles Boquet Canyon Comment
  UC212824  Carex spissa G. B. Grant 1904-5-5 6190 Los Angeles Arroyo Seco, Pasadena Comment
  PASA994  Castilleja Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  UCR202521  Castilleja R. G. Swinney 2005-8-15 8478 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  POM155576  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  RSA167808  Castilleja affinis Robert F. Thorne 1964-2-6 33307 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  RSA425856  Castilleja affinis Reid V. Moran 1941-2-25 609 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  POM4197  Castilleja affinis O. W. Robinson 1916-3-8 s.n. Los Angeles Near Johnson's Pastures. N of Claremont. Comment
  RSA11051  Castilleja affinis subsp. affinis Carl B. Wolf 1928-3-29 1543 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  RSA776318  Castilleja angustifolia R. G. Swinney 2009-4-29 10607 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC1389201  Castilleja applegatei subsp. martinii Noel H. Holmgren and James L. Reveal 1966-5-30 2614 Los Angeles 2 mi nw Mount Wilson top; San Gabriel Mountains 1645 Comment
  HSC90853  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2584 Los Angeles Just above canyon bridge along Rd. (N3) over San Gabriel Mts. to Palmdale 1341 Comment
  OBI49271  Castilleja exserta Alice R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  JEPS88605  Castilleja exserta subsp. venusta L. R. Heckard 1985-5-4 6232 Los Angeles s of Rosamond Dry Lake (s side of Avenue E, 1 mi e of 10th Street East, ne of Lancaster); Mojave Desert 701 Comment
  CATA641  Castilleja foliolosa Mark L. Hoefs 1991-4-16 1108 Los Angeles Santa Catalina Island: Near lower end of Renton Mine Road 201 Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  RSA547459  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6750 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  SD90075  Casuarina acutivalvis Austin Griffiths Jr. 1961-1-11 4077 Los Angeles La Canada. Comment
  RSA68345  Caulanthus amplexicaulis var. amplexicaulis Verne Grant 1951-7-17 16085 Los Angeles San Antonio Canyon 1981 Comment
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Nov 19 2015
  RSA11073  Caulanthus coulteri var. coulteri C. B. Wolf 1928-3-29 1557 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  SFV22146  Caulanthus heterophyllus V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 771 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail along south-southwest-facing slope. 518 Comment
  JEPS82371  Ceanothus W. L. Jepson 1939-4-14 19113 Los Angeles a canyon head just below Topanga Canyon summit Santa Monica Mountains Comment
  CAS-BOT-BC47904  Ceanothus arboreus Brandegee 1889-5-1 14 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC48724  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC48750  Ceanothus crassifolius Paul F. Covel 1937-4-22 860 Los Angeles Newhall Grade Comment
  RSA792773  Ceanothus crassifolius Justin M. Wood 2009-3-24 393 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
  UCD111430  Ceanothus crassifolius Daryl Koutnik 1978-3-10 s.n. Los Angeles on east facing hillside in Browns Canyon in the Santa Susanna Mountains. 411 Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  UCR100057  Ceanothus cuneatus R. G. Swinney 1969-3-21 311 Los Angeles Sab Gabriel Mtns. Foothills/San G. Valley, West side of Junction of Sierra Madre Ave. and Vernon Ave., Azusa 206 Comment
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Sep 17 2010
  UC144558  Ceanothus cuneatus var. cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  UCR95549  Ceanothus greggii var. vestitus L. C. Wheeler 1967-5-9 9409 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  CAS-BOT-BC50164  Ceanothus integerrimus Bell Richardson Jackson 1941-6-1 s.n. Los Angeles Road up to Mt. Wilson, from La Canyada Comment
  RSA0098610  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA313418  Ceanothus leucodermis T. S. Elias 1984-4-29 8335 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  UCR172775  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  POM155647  Ceanothus megacarpus var. insularis D. Meadows 1928-1-1 313 b Los Angeles Catalina Island. Avalon. Comment
  POM246623  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4816 Los Angeles Cape Canyon. Santa Catalina Island. 250 Comment
  SBBG95473  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Cape Cyn Comment
  CAS-BOT-BC51424  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Griffith Park Comment
  UC440368  Ceanothus megacarpus var. megacarpus Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR204890  Ceanothus oliganthus R. G. Swinney 2008-3-31 8591 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  CLARK-A1528-3896  Ceanothus oliganthus John C. Roos 1942-3-21 1097 Los Angeles San Gabriel Mountains Comment
  SEINET13946029 Image available Ceanothus oliganthus E. K. Balls 1950-1 14448 Los Angeles La Crescenta at upper end of town, on highway; 1563 ft alt. 476 Comment
  RSA653928  Ceanothus oliganthus var. oliganthus Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1032 a Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 850 Comment
  UCR147711  Ceanothus oliganthus var. oliganthus Valerie Soza, Et al. 2000-6-27 1032 b Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  UCR259957  Ceanothus oliganthus var. sorediatus R. G. Swinney 2010-3-16 11953 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  SEINET3836765 Image available Ceanothus parvifolius C. Epling, Wm Robison 1935-7-6 Los Angeles Gen. Grant Nat'l Park Comment
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Mar 9 2015
  UC1776795  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles corner of Antwerp and Imperial Aves., Los Angeles Comment
  RSA649817  Centaurea melitensis Matt Brooks 1988-5-7 43 Los Angeles Whittier, Dark Canyon 1.6 miles east of its confluence with Sycamore Canyon. Comment
  RSA719134  Centaurea melitensis Naomi Fraga 2001-5-11 37 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CAS-BOT-BC288838  Centromadia parryi subsp. australis L. R. Abrams 1902-8-24 2969 Los Angeles Mesmer Comment
  JEPS20076  Centromadia parryi subsp. australis Peter H. Raven 1957-9-21 11332 Los Angeles hill at nw end of U.C.L.A. campus; Los Angeles Comment
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May 15 2009
  SBBG132503  Centromadia parryi subsp. australis J. A. Greene 1997-9-12 Los Angeles intersection of Pacific Coast Hwy/Studebaker Rd, near Long Beach Marina 5 Comment
  SBBG62299  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Harold Comment
  UCR189996  Centrostegia thurberi R. G. Swinney, Vanessa Merritt 1998-6-12 6965 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  RSA252880  Centrostegia thurberi Robert F. Thorne 1973-5-11 43534 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA65897  Centrostegia thurberi F. W. Peirson 1918-6-18 27 Los Angeles Lower Rock Creek, north base of San Gabriel Mountains. 1280 Comment
  RSA584679  Ceratonia siliqua Tim S. Ross, Annette H. Ross 1991-6-3 5553 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA773602  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA0041469  Cercocarpus betuloides Helen M. Oster 1924-04 s.n. Los Angeles Foothills north between Vermont and Western Ave. Comment
  RSA453268  Cercocarpus betuloides var. betuloides L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  RSA650394  Cercocarpus betuloides var. betuloides T. Strid 1971-6-1 s.n. Los Angeles Glendora Road. Comment
  CATA3230  Cercocarpus betuloides var. blancheae Julie L. King 2017-1-17 41 Los Angeles Santa Catalina Island: West End Rd. between Howlands Landing & Cherry Valley, about 1.2 road miles north of entrance to Cherry Valley 56 Comment
  UCD22489  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 218 Los Angeles Santa Monica Mountains, in gulch at northwest corner of Mulholland Hwy. and Little Sycamore Canyon Rd. Comment
  JEPS45565 Image available Cercocarpus betuloides var. multiflorus W. L. Jepson 1908-7-12 3041 Los Angeles near Avalon (Santa Catalina Island); Santa Catalina Island Comment
  SDSU6499  Chaenactis artemisiifolia M. Wedberg 1966-4-3 1191 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. Comment
  UCR205901  Chaenactis fremontii R. G. Swinney 2008-5-8 8823 A Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR270514  Chaenactis glabriuscula R. G. Swinney 2010-4-13 12192 A Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  CDA30210  Chaenactis glabriuscula var. glabriuscula J. Dittes 2006-5-3 1386 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd Comment
  LA203104  Chaenactis glabriuscula var. glabriuscula A. M. Johnson; 1928-3-13 186 Los Angeles Del Rey Hills Comment
  RSA305977  Chaenactis glabriuscula var. glabriuscula J. L. Huber 1975-6-8 1552 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  RSA587236  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1994-5-11 1185 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 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
  RSA249803  Chaenactis stevioides R. F. Thorne, C. W. Tilforth 1973-4-20 42998 Los Angeles San Gabriel Mountains. 1143 Comment
  UCR220276  Chaenactis stevioides R. G. Swinney 2009-4-24 10490 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  POM11706  Chaenactis xantiana P. A. Munz 1921-6-18 4647 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  SJSU2506  Chaenactis xantiana H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert: between Vincent & Little Rock Comment
  UC1746161  Chamaesyce Annetta M. Carter 1946-4-23 1759 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  POM156149  Chamaesyce serpillifolia L. R. Abrams 1904-9-2 4178 Los Angeles Railroad embankment. Comment
  RSA198829  Chamaesyce serpillifolia R. F. Thorne, D. Propst 1968-5-29 37865 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  UC2030090  Chamaesyce serpyllifolia Scott D. White 2000-6-24 8095 Los Angeles PUENTE HILLS: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins park. Comment
  UCR205214  Cheilanthes covillei R. G. Swinney 2005-8-17 8498 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  RSA527586  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4413 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA423270  Chenopodium album Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  RSA64943  Chenopodium album F. W. Peirson 1918-5-26 1827 Los Angeles Hennigers, N base of San Gabriel Mts. 854 Comment
  RSA133435  Chenopodium ambrosioides P. H. Raven, H. J. Thompson 1959-9-6 14386 Los Angeles At mouth of Malibu Creek 12 Comment
  RSA550003  Chenopodium ambrosioides Scott D. White 1992-10-8 925 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
  OBI79186  Chenopodium berlandieri A. C. Sanders, Dan S. Cooper 2010-4-30 38122 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) Disturbed remnnat patch of Los Angeles costal prairie, with semi-permanent pools and vernal pool remants (both now fed partially by urban runoff), annual grassland, willow woodland, and coastal sage scrub, Former oil field with gravel service road remnants, Area partially "revegated" with CA native species which may or may not be native to the site. 24 Comment
  UCR204576  Chenopodium berlandieri R. G. Swinney 2005-8-5 8393 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR206492  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2009-5-21 36901 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR271823  Chenopodium berlandieri R. G. Swinney 2010-3-24 12069 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
  RSA9762  Chenopodium botrys L. C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash near El Monte. 73 Comment
  CATA1130  Chenopodium californicum Mark L. Hoefs 1995-5-23 2098 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA151302  Chenopodium californicum P. H. Raven 1962-4-9 17164 Los Angeles San Clemente Island: small arroyo above Wilson Cove 61 Comment
  RSA639738  Chenopodium californicum L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains: 1/4 mile east Barrel Springs 899 Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UCSB16203  Chenopodium californicum Cummings, R. 1963-5-3 Los Angeles Mint Canyon Campground, 7.7 miles north of Solemint on U.S. Highway 6 640 Comment
  CDA3080  Chenopodium missouriense G. C. Fleischman 1956-11-12 Los Angeles Along railroad tracks, East Pasadena. 0 Comment
  RSA0107835  Chenopodium murale Steven A. Junak 2000-6-29 SCa- 1345 Los Angeles Santa Catalina Island. Bird Rock, near High Point, NW end of Opuntia patch. 12 Comment
  UCR150389  Chenopodium strictum L. C. Wheeler 1970-8-15 s.n. Los Angeles Pico and Figueroa St., Los Angleles 71 Comment
  POM213088  Chloris gayana C. B. Wolf 1932-9-16 4121 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street, Long Beach. 3 Comment
  POM156534  Chlorogalum pomeridianum var. pomeridianum Le Roy Abrams 1902-7-2 2634 Los Angeles Sierra Madre. Comment
  CDA43469  Chondrilla juncea John L. Thompson 2015-6-25 PDR# MVAP 06369510 Los Angeles Along Decanso Motorway (a fire road) in Cherry Canyon Park, La Canada Flintridge, near Glendale. 0 Comment
  LA52282  Chorizanthe staticoides W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UCR126632  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR166668  Chorizanthe staticoides Scott D. White, Jennifer H. Jones 2005-6-23 11149 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  PASA1791  Chrysopsis villosa var. fastigiata Frank W. Peirson 1921-10-9 Los Angeles Tujunga Canyon 914 Comment
  IRVC28848  Chrysothamnus nauseosus Mark A. Elvin, Cathleen Weigand 2003-4-8 2456 Los Angeles Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley 297 Comment
  UCR179730  Chrysothamnus nauseosus R. G. Swinney, Dave Larson 1996-7-17 5139 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA549496  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1990-6-18 3491 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR270927  Cirsium occidentale var. californicum R. G. Swinney 2011-6-14 15124 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCSB6454  Cirsium occidentale var. californicum Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  SEINET7144188  Cirsium occidentale var. candidissimum Timothy S. Ross 1994-9-21 8300 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  UC469083  Cirsium occidentale var. occidentale Edmund C. Jaeger 1926-4-2 Los Angeles Claremont Comment
  RSA597025  Cistanthe monosperma Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3820 Los Angeles Ridgetop to the NNW of Crystal Lake (ridge descending SSW from Mt. Islip) 2232 Comment
  POM780  Cistanthe monosperma I. M. Johnston 1917-7-31 1397 Los Angeles Head of San Antonio Canyon, upper transition zone 2439 Comment
  CAS-BOT-BC172433  Clarkia bottae Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9447 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  POM3118  Clarkia bottae Katherine Brandegee, Ernest Braunton 1910-8-1 s.n. Los Angeles Elysian Park. Comment
  RSA453460  Clarkia bottae G. R. Johnstone 1931-4-19 s.n. Los Angeles Elysian Park. Comment
  SBBG60295  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR86552  Clarkia deflexa T. S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mtns., near elbow of E fork of the San Gabriel River, 260 m west of the mouth of Cattle Canyon. 576 Comment
  SD13117  Clarkia deflexa Edith A. Purer 1935-5-11 6584 Los Angeles Hillside, Santa Monica Hills Comment
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon Comment
  CSUSB236  Clarkia purpurea J. Operskalski 1976-5-5 Los Angeles West Los Angeles, Mulholland Drive, vicinity of 405 freeway. Comment
  CAS-BOT-BC163708  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1928-6-15 15393 Los Angeles Claremont Comment
  POM155810  Clarkia purpurea subsp. quadrivulnera M. B. Dunkle 1928-4-21 1870 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  SBBG113094  Clarkia purpurea subsp. quadrivulnera S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 366 Los Angeles Cape Cyn, on W side of Cape Cyn Rd, ca. 1.2 rd mi from intersection with Middle Ranch Cyn Rd 274 Comment
  RSA0055078  Clarkia unguiculata Jim Shevock 1971-5-13 1204 Los Angeles Tapia Co Park. Comment
  POM796  Claytonia parviflora subsp. parviflora C. F. Baker 1909-4-19 5360 Los Angeles Claremont Comment
  CHSC83994  Claytonia parviflora subsp. viridis John Dittes 1990-6-20 122 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  SBBG110910  Claytonia perfoliata subsp. mexicana I. W. Clokey, B. Templeton -Mar-1929 4525 Los Angeles Mandeville Cyn 275 Comment
  POM18229  Claytonia perfoliata subsp. mexicana P. A. Munz 1923-4-10 6696 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  SDSU18814  Claytonia perfoliata var. perfoliata S. H. Bullock 1968-3-23 6 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  RSA0059527  Claytonia rubra subsp. rubra Steve Boyd, Timothy S. Ross 1997-3-21 9198 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA579327  Claytonia rubra subsp. rubra Timothy S. Ross 1994-5-31 7959 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA517109  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-14 2464 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1067 Comment
  SBBG54753  Clematis lasiantha H. Firestone 1969-5-22 65 Los Angeles San Antonio Cyn 1066 Comment
  POM19006  Clematis ligusticifolia P. A. Munz 1923-9-1 7714 Los Angeles Swartout Valley, narrow north-facing canyon at old sawmill 2043 Comment
  RSA386243  Clematis ligusticifolia F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5557 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA440786  Cleome isomeris Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  CAS-BOT-BC423117  Cleomella obtusifolia W. R. Dudley; F. H. Lamb 1896-6-4 4323 Los Angeles Near Lancaster Comment
  CAS-BOT-BC32884  Collinsia bicolor var. austromontana Ivan Murray Johnston 1917-7-1 1750 Los Angeles San Antonio Mountains, near Brown's Flats 1280 Comment
  UCR19038  Collinsia callosa John C. Roos 1937-5-31 2032 Los Angeles San Gabriel Mtns., Below Big Pines Comment
  RSA408290  Collinsia heterophylla Thomas Moore 1947-5-3 32 Los Angeles Topanga Canyon. Comment
  UC1971258  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  UCR99362  Collinsia parviflora Steve Boyd, Lauren Raz 1997-5-1 9674 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  UCR204009  Collinsia torreyi R. G. Swinney 2001-9-15 8129 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA679306  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Santa Catalina Island, Cape Canyon. W side of canyon. Comment
  SFV2824  Convolvulus arvensis M. L. Vincent 1962-8-1 282 Los Angeles San Fernando Valley Reseda. 6716 Kurl Way. In parkway. Comment
  CATA1731  Convolvulus simulans Mark L. Hoefs, Steven A. Junak, Denise Knapp 2000-5-5 3078 Los Angeles Santa Catalina Island: Near road below El Rancho Escondido 146 Comment
  SBBG131678  Convolvulus simulans S. A. Junak 1999-5-20 SCa 933 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  JEPS30658  Conyza bonariensis Peter H. Raven and Henry J. Thompson 1959-9-18 250 Los Angeles along railroad tracks near Beverly Glen Boulevard Santa Monica Boulevard; West Los Angeles 76 Comment
  RSA412321  Cordylanthus nevinii Christopher Davidson 1974-8-1 2519 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift. Angeles National Forest 2134 Comment
  POM4480  Cordylanthus rigidus subsp. setiger C. F. Baker 1903-8-2 3655 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  POM199538  Coreopsis bigelovii I. W. Clokey, B. C. Templeton 4520 Los Angeles Mandeville Canyon, Santa Monica Mtns 350 Comment
  RSA599326  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-26 9354 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA611355  Coreopsis bigelovii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10094 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA630359  Coreopsis bigelovii L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA716517  Coreopsis bigelovii Scott D. White, Pam De Vries 2006-5-10 11441 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR124582  Coreopsis bigelovii B. C. Templeton, I. W. Clokey 1930-4-8 1071 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  POM356025  Coreopsis gigantea Alice Jane Merritt 1894-4-8 s.n. Los Angeles Catalina Island Comment
  RSA233643  Coreopsis gigantea R. F. Thorne 1970-3-6 39410 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  POM356139  Corethrogyne filaginifolia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR240249  Corethrogyne filaginifolia Dan S. Cooper 2012-3-21 312- 16 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  SBBG78810  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Cyn 60 Comment
  RSA397682  Cornus sericea subsp. occidentalis Thekla Mohr 1931-1 2808 Los Angeles San Gabriel Mts. Comment
  UCR219209  Coronopus didymus Lorraine Weller 2010-5-5 050510- 01 Los Angeles Culver City Community Garden, 10860 Culver Blvd., Culver City 18 Comment
  SDSU3871  Cotula australis Gerald Collier 1951-5-10 Los Angeles Parkway - 11621 Mayfield Ave. L.A. 49. Comment
  CDA36189  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-3 38163 Los Angeles South Coast; Madrona Marsh, Torrance. Comment
  UCR45204  Cotyledon orbiculata A. C. Sanders 1986-7-30 6821 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC427736  Crassula connata Geo. B. Grant 1905-4-19 6480 Los Angeles Garvanza Comment
  SFV2834  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Los Angeles, Del Rey. 1 Comment
  SBBG129042  Cressa truxillensis J. George, A. S. George 2014-7-24 Los Angeles Carson, just W of intersection of E Carson St and N Avalon Blvd 23 Comment
  POM19227  Crossosoma californicum P. A. Munz, Milton Smith 1923-4-11 6767 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  RSA253131  Crossosoma californicum G. D. Wallace, Mark Hoefs 1975-3-23 1416 Los Angeles Santa Catalina Island. East of entrance to Arboretum in upper Avalon Canyon along rd. to Avalon 48 Comment
  RSA0116193  Cryptantha R. G. Swinney 2011-4-1 14307 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Feb 19 2020
  UCR260892  Cryptantha A. C. Sanders 2008-4-10 34817 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR266371  Cryptantha D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4382 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 375 Comment
  RSA592172  Cryptantha barbigera L. C. Wheeler 1967-5-12 9431 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCSB23989  Cryptantha circumscissa Grant, Aubyn 1964-5-15 Los Angeles 25 feet west of road, 2.4 miles north of Deep Creek Campground on Deep Creek Road, Mojave Desert 792 Comment
  RSA517124  Cryptantha clevelandii T. S. Ross 1990-5-14 2503 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  SD215428  Cryptantha clevelandii Steve Boyd, Lauren Raz and Timothy S. Ross 1997-4-1 9480 Los Angeles Liebre Mountains Region; Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 792 Comment
  SBBG119251  Cryptantha clevelandii L. C. Wheeler 1973-4-20 Los Angeles Aliso Cyn, ca. 0.5 mi E of Blum Ranch; T4N R12W NW/4 of NW/4 S8 944 Comment
  RSA79567  Cryptantha intermedia F. W. Peirson 1919-5-11 402 Los Angeles Arraster Creek, San Gabriel Mountains 915 Comment
  SBBG14259  Cryptantha intermedia M. A. Piehl 1962-6-10 62385 Los Angeles just E of Thirst 304 Comment
  RSA534032  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5294 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  UCR194766  Cryptantha micromeres Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 711 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, 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 549 Comment
  SFV7381  Cryptantha micromeres T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 900 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 617 Comment
  RSA626510  Cryptantha microstachys Scott D. White 1998-6-10 6712 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
  RSA647795  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 203 b Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  SEINET3152299  Cryptantha microstachys G. B. Grant 1904-5-24 241 Los Angeles Pasadena; Comment
  POM64235  Cryptantha microstachys C. F. Baker 1904-4-24 4780 Los Angeles [Unspecified] Comment
  LA94316  Cryptantha muricata Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET269237  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR191741  Cryptantha muricata A. C. Sanders 2008-4-23 35094 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR277413  Cryptantha muricata R. G. Swinney 2010-5-21 12896 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  POM156295  Cryptantha muricata L. R. Abrams 1902-6-30 2590 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  SEINET12280868  Cryptantha muricata M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts Comment
  RSA0079145  Cryptantha muricata var. denticulata L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mile north of South Mt. Hawkins. 2287 Comment
  SBBG63781  Cryptantha muricata var. jonesii R. Hoffmann 1928-7-7 Los Angeles 2 mi E of Saugus Comment
  RSA0079309  Cryptantha muricata var. jonesii R. S. Woglum 1935-5-6 725 Los Angeles Mojave Desert: Palmdale. Comment
  RSA0119544  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-30 16259 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA594619  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0079044  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 863 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA0079294  Cryptantha pterocarya var. pterocarya R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41588 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA584912  Cucurbita foetidissima Tim Ross 1992-6-15 6570 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills); upper end of Turnbull Canyon. 213 Comment
  UCR108337  Cupressus arizonica subsp. nevadensis Steve Boyd, R. K. Brummitt, Laura A. Moore 1998-5-26 10232 Los Angeles Liebre Mtns Region, Warm Springs Mtn, c. 0.5 mi west of the peak along ridgeline dividing Warm Springs Canyon & Necktie Basin. Comment
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Apr 11 2006
  RSA190914  Cuscuta californica var. breviflora R. F. Thorne 1967-5-19 36881 Los Angeles Santa Catalina Island. Echo Lake branch of upper Swain's Canyon. 366 Comment
  UC1921994  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. Comment
  RSA409720  Cuscuta subinclusa Ora M. Clark 1984-12-23 1384 Los Angeles Hills N. San Pedro Comment
  RSA659159  Cyclospermum leptophyllum Patricia Kouo 1994-4-27 944217 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  RSA0098340  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-11-15 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15 km SE of Pearblossum, 40 km north of Pomona. 1460 Comment
  CDA1939  Cynodon dactylon R. E. Riefner Jr. 2003-9-13 03 -343 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Lew Davis Street near intersection with Clark Ave. Comment
  RSA786841  Cynosurus echinatus LeRoy Gross 2012-6-17 5551 Los Angeles Along trail and benches of the creek bottom, near Idlehour campground. In upper Eaton Canyon. 808 Comment
  CAS-BOT-BC114728  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 518 Comment
  UC519991  Cyperus esculentus Louis C. Wheeler 1932-9-19 1397 Los Angeles at Los Feliz Blvd. Los Angeles R. 121 Comment
  UC1564  Cyperus laevigatus A. J. McClatchie 1890-12-1 22 Los Angeles near Pasadena Comment
  RSA365108  Cyperus odoratus Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  CATA3057  Cyperus papyrus Vyki L. Englert 2011-3-10 029 Los Angeles Santa Catalina Island: In Middle Ranch drainage near bridge that crosses drainage by pumphouse, ca. 10 m from road 0 Comment
  JEPS35191  Cystopteris fragilis J. A. Ewan 1932-6-16 7275 Los Angeles Tujunga Creek; San Gabriel Mts 1233 Comment
  RSA726055  Dactylis glomerata R. G. Swinney 1997-6-25 5636 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  CAS-BOT-BC130909  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  CAS-BOT-BC130920  Deinandra clementina E. R. Blakley 1961-10-21 4790 Los Angeles Landing Cove, Santa Barbara Island 6 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  UC483208  Deinandra clementina L. R. Abrams and I. L. Wiggins 1931-7-6 381 a Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  OBI70278  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mi E SE honby T4N R15W SE1/4 NE 1/4 sec 30 472 Comment
  SBBG98577  Deinandra fasciculata T. Ross, A. Ross 1991-6-3 5537 Los Angeles Elephant Hill, W Pomona, descending from the E ridge summit 304 Comment
  UC467790  Delphinium cardinale J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  UCR46184  Delphinium cardinale Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns., Little Tujunga to Sand Canyon Rd. near Live Oak Campground, NE of San Fernando. (Between mile markers 6.27 and 6.34) Comment
  UCSB28766  Delphinium cardinale Tanowitz, B. 1974-7-1 Los Angeles On Beverly Glen Blvd; approximately 1 mile south of its junction with Mulholland Dr; (Brown Cyn.) 274 Comment
  RSA0029746  Delphinium glaucum R. G. Swinney 1997-7-23 5725 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  SBBG71718  Delphinium parishii subsp. pallidum R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  RSA0031196  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-9 38492 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  POM178057  Delphinium parryi Joseph A. Ewan 1931-5-16 4216 Los Angeles West Fork Garapito Creek. Comment
  RSA398722  Delphinium parryi M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  UC535617  Delphinium parryi subsp. maritimum Ira W. Clokey, B. Templeton May 1929 4555 Los Angeles ridge Santa Monica Mountains, Mandeville Canyon 500 Comment
  CAS-BOT-BC116285  Delphinium parryi subsp. parryi Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  POM307819  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2741 Los Angeles Eaton Canyon Park, Altadena. Comment
  SBBG80648  Delphinium parryi subsp. purpureum S. A. Junak 1982-5-29 1251 Los Angeles Pine Cyn Rd, 1.1 mi E of Ridge Route 1127 Comment
Read comments
Sep 16 2014
  RSA783870  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 B Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  CAS-BOT-BC82901  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  HSC16745  Dendromecon rigida G. E. Anderson 1966-4-6 40 Los Angeles 1 mi. N of Topanga on side road, 1/2 mi. off Hwy. 27 Comment
  UCR271561  Dendromecon rigida R. G. Swinney 2011-5-19 14788 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  UCR223249  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SFV10186  Descurainia pinnata J. G. Cuti 1978-4-2 36 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  UC1536926  Descurainia pinnata Gordon H. True Jr. 1935-3-5 13 a Los Angeles side of Big Rock Creek Wash; Lovejoy Butte 853 Comment
  CAS-BOT-BC43347  Descurainia pinnata subsp. glabra Alice Eastwood 1906-6-5 210 Los Angeles Glendale. Comment
  RSA158300  Descurainia pinnata subsp. menziesii P. H. Raven 1962-4-12 17333 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  RSA600013  Dicentra chrysantha Steve Boyd, Lauren Raz 1997-5-29 9925 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. 1128 Comment
  UC137116  Dicentra chrysantha C. F. Baker 1903-8-2 3459 Los Angeles near Claremont; San Antonio Canyon Comment
  RSA66260  Dicentra chrysantha F. W. Peirson 1903-8-10 s.n. Los Angeles Summit of Mt. Lowe, San Gabriel Mts. Comment
  UCD95522  Dicentra formosa Orlando Mistretta 1976-5-15 19 Los Angeles 5.5 miles N of Compton on Highway 49. 914 Comment
  CATA629  Dichelostemma capitatum Mark L. Hoefs 1991-4-8 1084 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  SEINET12048464  Dichelostemma capitatum F. A. MacFadden 1933-1 s.n. Los Angeles Roscoe Comment
  UC147997  Dichelostemma capitatum C. F. Baker 1909-3-20 5241 Los Angeles Claremont Comment
  UC454404  Dichelostemma capitatum I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  UCR125417  Dichelostemma capitatum A. C. Sanders, Mark Elvin 2003-3-5 25739 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  RSA172264  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, J. Henrickson 1963-5-5 32320 Los Angeles Top of ridge in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  RSA653788  Dichelostemma capitatum subsp. capitatum J. Bogdanoff-Lord 1989-5-12 14 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR138702  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  RSA376827  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1948-11-24 7208 Los Angeles San Clemente Island. Comment
  IRVC27956  Dichelostemma pulchellum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26117 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UC284827  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles n of Big Pines; San Gabriel Mts., Swartout Valley 2225 Comment
  SACT000985  Digitaria sanguinalis Louis Wheeler 1931-8-1 Los Angeles Comment
  SEINET13697755  Diplacus brevipes G. B. Grant 1901-1 424 Los Angeles Pasadena. Comment
  LA211195  Dipsacus fullonum Tarja Sagar; 2010-12-14 s.n. Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park Comment
  SBBG12194  Distichlis spicata E. R. Blakley 1961-9-23 4723 Los Angeles Ballast Pt, Catalina Harbor Comment
  SEINET11676808  Distichlis spicata Unknown 1949-1 s.n. Los Angeles Rancho la Brea, Hancock Park, Los Angeles Comment
  RSA0008593  Dithyrea maritima Jack Rempel 1932-4-10 15272 Los Angeles El Segundo. Comment
  RSA640505  Draba corrugata var. corrugata L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: North slope of Middle (Mt. ?) Hawkins. Comment
  RSA584125  Drymocallis glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2970 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 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
  LA33452  Dryopteris arguta Peter H. Raven; Henry J. Thompson 1958-10-11 13756 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 822 Comment
  RSA177754  Dryopteris arguta R. F. Thorne, Percy C. Everett 1965-5-10 34493 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  UCR271534  Dryopteris arguta R. G. Swinney 2011-11-3 15989 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA693718  Dryopteris arguta May N. Ackley 1927-6-5 58 Los Angeles Oak Wilde 671 Comment
  SD116677  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 775 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of canyon. 395 Comment
  JEPS49901  Dudleya cymosa subsp. pumila Frank W. Peirson 1919-5-10 453 Los Angeles Mount Gleason San Gabriel Mtns 1371 Comment
  RSA668080  Dudleya cymosa subsp. pumila Michael C. Long 2001-6-2 MCL- 679 Los Angeles San Gabriel Mountains, Sierra Madre, Little Santa Anita Canyon, Mt. Wilson Trail. ca. 0.3 mi N of junction Mira Monte Ave. & Mt Wilson Trail Drive. 500 Comment
  RSA83360  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-10 453 Los Angeles Mt.Gleason 1372 Comment
  SBBG41347  Dudleya hassei M. R. Benedict 1970-6-30 Los Angeles S end of Ben Weston Beach Comment
  UC147287  Dudleya hassei Blanche Trask 1903-5-2 Los Angeles Avalon Santa Catalina Island Comment
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  UC2059989  Dudleya lanceolata K. Nakai 1981-6-24 778 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of Canyon. Comment
  CAS-BOT-BC417760  Dudleya pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topango Canyon 100 Comment
  CAS-BOT-BC417761  Dudleya pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topango Canyon 100 Comment
  UC557628  Dudleya virens Nell Murbarger 1936-3 95 Los Angeles e side San Clemente Island (ocean cliffs) Comment
  RSA0058201  Echinochloa crus-galli Richard G. Swinney 2010-10-15 14050 Los Angeles San Gabriel Mountains: From Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake. 317 Comment
  UCR259079  Echinochloa crus-galli R. G. Swinney 2010-10-15 14050 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  SBBG132311  Ehrharta calycina S. A. Junak, B. Collins 1991-4-26 SCI- 239 Los Angeles E side of island, at West Cove 9 Comment
  SEINET10558272  Ehrharta erecta Louis C. Wheeler 1967-2-7 Wheeler 9165 Los Angeles West Los Angeles. UCLA campus. Growing up through ground cover of Hedera helix in full sun; clay. Comment
  JEPS45929  Eleocharis macrostachya Louis C. Wheeler 1934-5-14 2591 Los Angeles San Dimas Canyon San Gabriel Mountains 441 Comment
  UCR204051  Eleocharis macrostachya R. G. Swinney 2005-5-21 8272 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  CAS-BOT-BC113040  Eleocharis montevidensis George B. Grant 1906-5-22 6620 Los Angeles Arrowhead Hot Spring Comment
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Oct 10 2020
  CAS-BOT-BC113041  Eleocharis montevidensis I. Johnston 1917-5-30 1132 Los Angeles Chino Creek south of Ontario 152 Comment
  RSA729330  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  RSA365459  Eleocharis parishii Crawford 1936-4-17 s.n. Los Angeles Los Angeles-Ventura counties. Santa Susana Pass. Comment
  SEINET3129032  Elymus condensatus Unknown 1902-7-2 2638 Los Angeles Little Santa Anita canyon, Sierra Madre Comment
  UCR140429  Elymus condensatus June Latting 1958-5-11 207 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  SD260158  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  SEINET251658  Elymus elymoides A. C. Sanders 2003-6-18 269472 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch, Simi Valley East 7.5 854 Comment
  UCR43258  Elymus elymoides David Charlton 1986-6-15 247 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
  UCR259591  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
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Oct 27 2020
  SEINET10930724  Elymus glaucus Joseph A. Ewan 1934-8-13 Ewan 8303 Los Angeles About drier margins of spring 1/2 mile west of Windy Camp, N slope Mt. Islip, San Gabriel Mts. 2286 Comment
  CATA1716  Elymus glaucus subsp. glaucus Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3057 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR95751  Elymus hispidus Steve Boyd, Et al. 1996-6-25 8870 Los Angeles Liebre Mtns, Along the Ridge Route west of Castaic Canyon, 3.5 mi north of junction with Templin Hwy, under high-tension powerlines 945 Comment
  RSA709677  Emmenanthe penduliflora LeRoy Gross 2005-4-28 2172 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UC1922863  Emmenanthe penduliflora Valerie Soza, Bill Hogshead 2003-4-23 1637 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  SBBG60823  Encelia actoni R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UC557661  Encelia californica Nell Murbarger 1936-3-1 48 Los Angeles s end San Clemente Island Comment
  POM282157  Ephedra nevadensis Lyman Benson 1932-3-25 3149 Los Angeles Grade above Valyermo. San Gabriel Mountains. 1127 Comment
  RSA0034244  Ephedra nevadensis David Charlton 1992-5-18 s.n. Los Angeles 1 mile north of Redman on southern boundary of Edwards AFB, Western Mojave Desert. 716 Comment
  RSA584307  Ephedra nevadensis T. S. Ross, Steve Boyd 1991-3-23 4249 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  OBI6200  Ephedra viridis Shirley Vaughan 1974-5-11 5 Los Angeles At 10th St. E and Kettering St, Lancaster, Ca 718 Comment
  UC213223  Epilobium brachycarpum I. M. Johnston 1917-8-22 Los Angeles around Native Son Mine; San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  OBI35914  Epilobium canum J. & B. Semple, B. Semple 1981-8-14 5595 Los Angeles CA-2 N of La Canada Flintridge boudnary of Natl Forest (San Gabriel Mts) Comment
  HSC16555  Epilobium canum subsp. canum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  RSA0124086  Epilobium canum subsp. canum Louis C. Wheeler 1967-7-20 10115 Los Angeles Aliso Canyon. 1067 Comment
  SBBG31364  Epilobium ciliatum R. F. Thorne with P. C. Everett 1965-6-24 35040 Los Angeles just below dam in lower Cottonwood Cyn 38 Comment
  RSA448496  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-10-18 S 4115 Los Angeles Gardena, N* Slough . [locality name change to Laguna Dominguez ] Comment
  SD85084  Epilobium ciliatum subsp. ciliatum E. R. Blakley 1962-10-5 5443 Los Angeles Santa Catalina Island, Cottonwood Canyon 1/4 mile upstream from the ocean. 29 Comment
  UC873339  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1931-7-10 S 5370 Los Angeles below spring and in creek bed Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  RSA774789  Epilobium densiflorum R. G. Swinney 2009-7-23 11389 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD187446  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles Southeast Tehachapi Mountains: Gorman area, Gorman creek northeast of the I-5 Freeway. 1036 Comment
  RSA324166  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA733777  Epipactis gigantea Richard G. Swinney 1998-7-29 6538 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UC1520439  Epipactis gigantea George Henry Grinnell 1923-5-28 Los Angeles Topanga Canyon Comment
  POM184674  Epipactis gigantea Joseph A. Ewan 1932-5-30 7229 Los Angeles North Fork Tujunga Creek, San Gabriel Mountains. 976 Comment
  RSA381714  Epipactis gigantea George R. Johnstone 1926-7-16 s.n. Los Angeles Los Pinos Canyon above San Gabriel Canyon. Comment
  RSA602185  Equisetum arvense L. C. Wheeler 1946-10-26 6389 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  UCR126841  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA647897  Equisetum hyemale var. affine LeRoy Gross, Wayne Law 2000-8-8 245 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. 325 Comment
  RSA612602  Equisetum hyemale var. affine L. C. Wheeler 1932-4-16 616 Los Angeles West side of Santa Anita Canyon, San Gabriel Mts. 670 Comment
  RSA639598  Equisetum hyemale var. affine L. C. Wheeler 1932-5-4 679 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  UCR149531  Equisetum laevigatum R. G. Swinney 1997-6-25 5648 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, small canyon that is tributary of Sawmill Canyon from the NW, 0.9 mi. SE of Hwy 2 2195 Comment
  CAS-BOT-BC57311  Equisetum laevigatum Larry Kiefer 1962-9-23 205 Los Angeles Malibu Cyn. 1828 Comment
  CAS-BOT-BC57796  Equisetum telmateia Peter H. Raven 1959-10-25 14693 Los Angeles Arroyo Sequit 1.6 mi. n. of Coast Highway. 137 Comment
  CAS-BOT-BC57760  Equisetum telmateia Moxley 1920-8-28 815 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  UCR277060  Eragrostis mexicana R. G. Swinney 2011-9-22 15664 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCD63921  Eragrostis mexicana subsp. virescens Stella Modie 1921-8-1 Los Angeles Acton. Comment
  UCD64533  Eragrostis pectinacea J. O. McMullin 1914-9-1 Los Angeles Casa Desierto. Comment
  RSA715449  Eremalche exilis A. C. Sanders 2006-4-11 32049 Los Angeles Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. O . 793 Comment
  RSA594461  Eremocarpus setiger Steve Boyd, Lauren Raz 1996-9-24 8947 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  UC143012  Eriastrum densifolium subsp. elongatum Katharine Brandegee Los Angeles Ravenna Comment
  CAS-BOT-BC514448  Eriastrum eremicum subsp. eremicum A. D. E. Elmer 1902-6-1 4182 Los Angeles Lancaster Comment
  RSA0121166  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12930 Los Angeles 12 miles south of Munroc. Comment
  LA52311  Eriastrum sapphirinum W. O. Griesel; 1936-5-17 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  SDSU3048  Eriastrum sapphirinum subsp. ambiguum D. F. Howe 1947-5-5 1540 Los Angeles HWY betweem Palmdale & Littleorck, Antelope Valley. Comment
  RSA0121291  Eriastrum sapphirinum subsp. sapphirinum Anstruther Davidson 1920-06 s.n. Los Angeles Hollywood. Comment
  RSA570218  Ericameria cooperi Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5014 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  UC130900  Ericameria cooperi var. cooperi Katharine Brandegee 1909-5-1 Los Angeles Lancaster Comment
  CAS-BOT-BC286884  Ericameria ericoides Peter H. Raven 1957-9-21 11340 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  OBI56577  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mtns region: Extrem NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd. 951 Comment
  SD72261  Ericameria linearifolia Jeannette L. Huber 1969-5-25 975 Los Angeles Chilao, 1 mile north of Chilao Fire Station. 1525 Comment
  UC1118767  Ericameria linearifolia R. St. John 1930-2-28 105 Los Angeles Gorman Tejon Quadrangle 1310 Comment
  CAS-BOT-BC32823  Ericameria monactis Adolph Daniel Edward Elmer 1902-6-1 3668 Los Angeles Lancaster Comment
  RSA730183  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6894 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  SBBG62954  Ericameria nauseosa var. hololeuca R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, ca. 7 mi E of Saugus Comment
  RSA773858  Ericameria nauseosa var. mohavensis R. G. Swinney 2009-8-25 11467 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  SBBG62921  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC131647  Ericameria parishii var. parishii Le Roy Abrams 1900-8-1 850 Los Angeles San Gabriel [Canon] Canyon 762 Comment
  UCR277205  Ericameria parryi R. G. Swinney 2010-9-30 13953 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 2341 Comment
  LA205876  Ericameria pinifolia C. B. Wolf; 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on road from Tujunga to San Fernando 365 Comment
  RSA16811  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA656783  Ericameria pinifolia Valerie L. Soza, Gary D. Wallace 2000-1-6 650 Los Angeles Irwindale, San Gabriel Wash: Just north of the 210 Fwy, south of Huntington Drive. 173 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  CATA1695  Erigeron bonariensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 2999 Los Angeles Santa Catalina Island: Cherry Valley, above beach 6 Comment
  SBBG108941  Erigeron canadensis S. A. Junak 1996-9-29 SCl 680 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  UCR125176  Erigeron foliosus A. C. Sanders, Mark Elvin 2002-6-25 25270 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR189715  Erigeron foliosus R. G. Swinney 1998-7-27 6492 B Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  SD138470  Erigeron foliosus Darley F. Howe Unknown 10 Los Angeles Claremont Comment
  SEINET3099880 Image available Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  CHSC3679  Eriodictyon Mary MacArthur 1966-5-26 30 Los Angeles Switzers Camp, San Gabriel Mountains. 91 Comment
  RSA454989  Eriodictyon crassifolium Thekla Mohr 1897-05 s.n. Los Angeles Sierra Madra Comment
  SEINET4344737  Eriodictyon crassifolium Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mountains, upper part of Lewis Paul Canyon on Woods Trail Comment
  SFV15346  Eriodictyon crassifolium J. C. Dittes, C. Dittes 1990-3-31 63 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 396 Comment
  UC24069  Eriodictyon crassifolium Brewer 1860-1 39 Los Angeles Comment
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Sep 7 2009
  CAS-BOT-BC189112  Eriodictyon crassifolium var. crassifolium Geo. B. Grant 1904-5-5 6191 Los Angeles Arroya Seco Comment
  RSA0097779  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-8 15493 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  SBBG119977  Eriodictyon crassifolium var. nigrescens A. C. Sanders, M. A. Elvin, A. Parikh, N. Gale 2003-4-30 26199 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  UC127210  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  RSA762413  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Christine Mistretta 2008-5-9 3003 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  SFV21987  Eriodictyon parryi J. N. Hogue 2011-7-23 397 .4 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UCSB38081  Eriodictyon traskiae subsp. traskiae Blakely, E. 1962-10-5 Los Angeles NE side of Black Jack Mt. at junction of Island Road and Whites Landing Road, Santa Catalina Island 381 Comment
  SEINET12279764  Eriodictyon trichocalyx H. W. Graham 1927-1 9- 9 -25 Los Angeles Mt. Lowe to observatory on Mt. Wilson, near Los Angeles Comment
  RSA455067  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  RSA766418  Eriogonum baileyi Joseph A. Ewan 1936-8-5 9953 Los Angeles Mescal Creek 1372 Comment
  UCR209242  Eriogonum baileyi R. G. Swinney 2008-10-7 9478 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA393136  Eriogonum cinereum Anstruther Davidson 1910-7-5 2498 Los Angeles Redondo bluffs. Comment
  SBBG17056  Eriogonum cinereum M. Vincent 1962-12-5 311 Los Angeles Mulholland Hwy 1 mi E of Las Virgenes Rd Comment
  RSA782516  Eriogonum cithariforme Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 14 Los Angeles road 7N23 turn from road 7N08. Comment
  RSA0019771  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-23 5754 a Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  CAS-BOT-BC256297  Eriogonum covilleanum Timothy S. Ross; Steve Boyd 1994-9-21 8282 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, Liebre Mountains 1708 Comment
  CAS-BOT-BC242778  Eriogonum davidsonii F. R. Fosberg; J. Ewan 1931-8-10 4934 Los Angeles Crystal Lake, N. Fork San Gabriel, San Gabriel Mts. Comment
  RSA48104  Eriogonum elongatum var. elongatum I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Canyon at Spring Hill 915 Comment
  RSA757202  Eriogonum elongatum var. elongatum Orlando Mistretta, Christine Mistretta 2008-4-7 2363 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA799858  Eriogonum fasciculatum Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 11 Los Angeles Glendora Ridge Road 1495 Comment
  SDSU6557  Eriogonum fasciculatum Gerald Collier 1951-5-15 Los Angeles Sunset Blvd. 3 miles west of UCLA campus. Near Beverly Polo Grounds. Comment
  UCR126342  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders 2003-3-14 25750 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR181263  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 1997-6-12 5565 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  UCR140596  Eriogonum fasciculatum subsp. polifolium Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 3 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  SD40462  Eriogonum fasciculatum var. foliolosum Edith A. Purer 1931-2-11 Los Angeles Griffith Park, hillside Comment
  RSA766111  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon off W. Fork San Gabriel R. San Gabriel Mts. 1220 Comment
  UC128613  Eriogonum fasciculatum var. polifolium H. M. Hall 1905-7-23 6720 Los Angeles Elizabeth Lake Comment
  SD234496  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Santa Clarita Valley: Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara river. 305 Comment
  CAS-BOT-BC261174  Eriogonum heermannii var. heermannii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  SEINET7042259  Eriogonum microthecum A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR20170  Eriogonum microthecum var. corymbosoides T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mtns., Immediately north of Big Pines Station on the road to Table Mountain Comment
  CAS-BOT-BC268779  Eriogonum mohavense H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  UC184700  Eriogonum mohavense A. D. E. Elmer June, 1902 3651 Los Angeles Lancaster Comment
  SBBG64121  Eriogonum nudum R. Hoffmann 1929-11-11 Los Angeles Little Rock Dam Comment
  UC426473  Eriogonum nudum var. pauciflorum G. J. Goodman, C. L. Hitchcock Jul 28 1930-Jul 30 1930 1719 Los Angeles s slope of Mt. San Antonio Mt. San Antonio 2438 Comment
  CAS-BOT-BC258575  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  UCR281394  Eriogonum plumatella R. G. Swinney 2014-4-24 16214 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
  RSA646123  Eriogonum pusillum Orlando Mistretta 1993-5-10 830 Los Angeles San Gabriel Mountains: Big Pines Highway. 1326 Comment
  SBBG65559  Eriogonum saxatile V. Duran 1933-7-27 3538 Los Angeles Buckhorn 1981 Comment
  UCR223195  Eriogonum saxatile R. G. Swinney 2009-7-22 11302 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC262864  Eriogonum thurberi Alice Eastwood 1913-5-11 3172 Los Angeles San Fernando Wash Comment
  RSA424971  Eriogonum thurberi F. R. Fosberg 1930-8-3 S 3081 Los Angeles Lexington Wash San Gabriel River. El Monte. 80 Comment
  UCD170273  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 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
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  SD230265  Eriogonum umbellatum var. munzii Steve Boyd, Tmothy s. Ross, Laura Moore, Valerie Soza 1997-7-8 10014 Los Angeles Liebre Mountains Region: Upper northern flank of liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  UCR259653  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2010-10-8 14005 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UC63983  Eriogonum wrightii var. subscaposum Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  POM11645  Eriophyllum confertiflorum Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  POM4907  Eriophyllum confertiflorum Jos. Burtt Davy 1896-5-13 2302 Los Angeles Antelope Valley. Comment
  POM4915  Eriophyllum confertiflorum W. R. Shaw 1900-6-11 57 Los Angeles Claremont. 365 Comment
  RSA603950  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  RSA774242  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0009772  Eriophyllum confertiflorum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  LA94433  Eriophyllum confertiflorum var. confertiflorum Louis Wheeler; 1932-4-30 667 Los Angeles Santa Monica Mountains, Mandeville Canyon 152 Comment
  RSA547821  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3625 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SBBG53962  Eriophyllum confertiflorum var. confertiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -149 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SBBG61118  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles ca. 3 mi E of Elizabeth Lake Comment
  POM357904  Eriophyllum confertiflorum var. confertiflorum Wm Martin 1972-4-1 s.n. Los Angeles San Gabriel Mountains. Comment
  SD37563  Eriophyllum confertiflorum var. trifidum Edith A. Purer 1935-5-11 6546 Los Angeles Hillside, Malibou Lodge Road, Santa Monica Mountains. Comment
  SEINET7067000  Eriophyllum lanatum J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 79 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 431889mE, 3803999mN. Comment
  CAS-BOT-BC308356  Eriophyllum nevinii Reid Moran 1941-4-27 833 Los Angeles Near east landing, Santa Barbara Island 10 Comment
  CAS-BOT-BC308360  Eriophyllum nevinii A. J. McClatchie 1893-9-15 s.n. Los Angeles Catalina Island Comment
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  POM358102  Eriophyllum pringlei B. C. Templeton 1930-4-8 1034 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  POM358146  Eriophyllum wallacei Norman C. Cooper 1948-4-21 2681 Los Angeles Littlerock Creek. 762 Comment
  UCR197746  Eriophyllum wallacei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 93 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UC1169771  Eriophyllum wallacei Ira L. Wiggins and W. R. Ernst 1958-5-2 231 A Los Angeles 1 mi nw Little Rock Comment
  OBI70740  Erodium botrys Louis C. Wheeler 1947-4-27 6471 Los Angeles Arcadia: Woodward Ave between Santa Anita Ave and Oakwood Dr Comment
  RSA629719  Erodium botrys Louis C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive. Comment
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  RSA654076  Erodium cicutarium Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 739 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 427 Comment
  RSA70491  Erodium cicutarium F. W. Peirson 1919-2-28 2022 Los Angeles At Frank Peirson residence, 1085 New York Drive, Altadena Comment
  SDSU17727  Erodium cicutarium S. H. Bullock 1968-3-26 14 Los Angeles Claremont, Blachard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  JEPS61401  Erodium macrophyllum Samuel B. Parish Jun 1888 1906 Los Angeles Elizabeth Lake Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  RSA706427  Erysimum capitatum var. capitatum Tim Thibault, K. E. Olshewsky 2004-5-23 300 Los Angeles Mt. Waterman, along Hwy. 2 at fire road 2055 Comment
  RSA167097  Erysimum capitatum var. capitatum W. G. Webb 1935-1-6 s.n. Los Angeles Arroyo Seco Canyon, near La Canada Comment
  RSA530238  Erysimum suffrutescens Jack Rempel 1932-3-12 15264 Los Angeles El Segundo, Los Angeles Comment
  UC85501  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  RSA66275  Eschscholzia caespitosa Joseph A. Ewan 1930-5-30 2242 Los Angeles E shoulder, Cahuenga Peak, Santa Monica Mts. 518 Comment
  RSA799675  Eschscholzia californica Pam De Vries 2013-4-3 7836 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. 1054 Comment
  UCR123809  Eschscholzia californica Steven R. Hill, K. Kramer 2001-4-22 33334 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  UCD95341  Eschscholzia californica R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA177866  Eschscholzia californica var. peninsularis Robert F. Thorne, Percy C. Everett 1965-5-10 34501 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  CATA747  Eschscholzia ramosa Mark L. Hoefs 1991-5-22 1275 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA151283  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  SBBG20739  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles between Northwest Harbor and Whale Pt 7 Comment
  RSA0012594  Eucalyptus globulus Doris Bowers 1967-10-4 301 Los Angeles Palos Verdes Pen. 305 Comment
  UCR258948  Eucalyptus polyanthemos R. G. Swinney 2010-2-27 11762 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UC1211091  Eucrypta chrysanthemifolia Huron H. Smith 1912-5-31 5066 Los Angeles Santa Catalina Island, Pebble Beach Road Santa Catalina Island; , Pebble Beach Road 30 Comment
  UCR19577  Eucrypta chrysanthemifolia Martha Hilend 1928-4-18 203 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  RSA0107887  Eucrypta chrysanthemifolia Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 554 Los Angeles Santa Catalina Island. Along Airport Road, at head of canyon above Hamilton Cove. 317 Comment
  LA200687  Eulobus californicus Peter H. Raven; 1959-5-3 14081 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  LA32212  Eulobus californicus Henry J. Thompson; 1959-4-12 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  SD185200  Euphorbia albomarginata A. C. Sanders, Lee Jones 2005-4-8 29336 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR255826  Euphorbia albomarginata R. G. Swinney 2010-5-12 12738 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  POM221982  Euphorbia crenulata L. C. Wheeler 1936-6-21 4163 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  POM8700  Euphorbia melanadenia P. A. Munz, R. D. Harwood 1920-3-13 3288 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  UCD142561  Euphorbia melanadenia H. F. Copeland 1927-12-30 s.n. Los Angeles Near Azusa. Comment
  UCR261331  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UC1971450  Euphorbia melanadenia Louis C. Wheeler 1936-7-3 4211 Los Angeles SAN GABRIEL MOUNTAINS: Bailey Canyon. Comment
  SEINET3089563 Image available Euphorbia peplus J. Harry Lehr 1973-4-21 906 Los Angeles East Santa Anna Street west of State College Boulevard, Anaheim. Comment
  SBBG108426  Euphorbia spathulata T. Ross 1995-5-21 8600 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG122062  Euphorbia spathulata A. Parikh, N. Gale 2003-5-24 742 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UCR213514  Euphorbia terracina A. C. Sanders, Karen Kirtland 2010-5-14 38346 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  SBBG13598  Extriplex californica P. H. Raven 1962-7-10 17951 Los Angeles near W shore of island W of Wall 2 Comment
  UCR180379  Festuca arundinacea Scott D. White, Pam Devries 2006-5-9 11411 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
  CATA1739  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3123 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  UCR185565  Festuca microstachys A. C. Sanders 2007-4-25 33574 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR272581  Festuca microstachys R. G. Swinney 2011-6-7 15022 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  CATA71  Festuca myuros Peter Henrikson 1987-4-13 54 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  UCR129373  Festuca myuros var. hirsuta Orlando Mistretta 1994-6-15 1357 Los Angeles San Gabriel Mtns, Santiago Canyon. Side drainage entering Santiago Canyon from the west, c. 3 mi south of confluence of Santiago Creek and Little Rock Creek 1585 Comment
  RSA0055788  Filago californica R. G. Swinney 2010-4-28 12436 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
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG128269  Foeniculum vulgare D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 5 Los Angeles Deer Valley Trail 4 Comment
  UC1586202  Foeniculum vulgare Tim Ross 1991-8-16 5810 Los Angeles 1/5 mi. n.w. Mt. Sally summit (along Angeles Crest Hwy., Upper Big Tujunga Canyon); Chilao Flat Quad., San Gabriel Mts., Upper Big Tujunga Canyo 1524 Comment
  RSA772104  Forestiera pubescens R. G. Swinney 2009-5-20 10849 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR256847  Frangula californica R. G. Swinney 2010-8-16 13555 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC53484  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-9-21 8292 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA128054  Frankenia grandifolia Peter H. Raven, H. J. Thompson 1959-9-6 14361 Los Angeles At mouth of Malibu Creek. 2 Comment
  CATA3177  Frankenia salina Julie L. King 2016-10-25 4 Los Angeles Santa Catalina Island: Near bathrooms at Parsons Landing 10 Comment
  UCR26244  Frasera neglecta John C. Roos 1937-5-31 2037 Los Angeles San Gabriel Mtns., Big Pines 2195 Comment
  RSA97705  Frasera neglecta R. M. Straw 1954-6-16 622 Los Angeles Horse Flats Road, off Angeles Crest Hwy. Angeles National Forest. Comment
  UCR147289  Fraxinus dipetala Orlando Mistretta 1992-6-17 590 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  SFV20830  Fraxinus velutina var. coriacea L. Gross 2002-6-24 544 Los Angeles Verdugo Mountains Along La Tuna Canyon Road. 488 Comment
  RSA597385  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd 1990-6-18 3503 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA729715  Fremontodendron californicum subsp. californicum R. G. Swinney 1999-6-18 7316 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA68729  Fritillaria biflora Frank W. Peirson 1676 Los Angeles Wash of Arroyo Seco, Pasadena Comment
  RSA613163  Funastrum cynanchoides var. hartwegii Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  UCR127373  Galium angustifolium A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25576 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  SEINET6098411  Galium angustifolium Scott D. White 1998-8-11 7048 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC226817  Galium angustifolium subsp. angustifolium Timothy S. Ross; Steve Boyd 1994-5-10 7700 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
  CHSC112157  Galium angustifolium subsp. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  UC625015  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles draw on North Wall Santa Catalina Island, Hamilton Canyon 50 Comment
  SBBG39577  Galium aparine P. H. Raven 1962-4-9 17176 Los Angeles above Wilson Cove 60 Comment
  UCR282137  Galium aparine R. G. Swinney 2014-5-15 16540 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  POM50546  Galium aparine L. R. Abrams 1901-4-5 1347 Los Angeles San Fernando Mts. Comment
  RSA0048508  Galium aparine Carol Haines 1964-4-16 80 Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  LA208421  Galium californicum subsp. flaccidum Louis C. Wheeler; 1932-7-2 899 Los Angeles San Gabriel Mountains, Browns Flat--Feen Canyon water trail, San Gabriel Mts 1219 Comment
  JEPS38125  Galium catalinense subsp. acrispum Theodore Niehaus 1965-4-4 441 Los Angeles lower portion of 1st canyon n Randall Point Light (e side of island); San Clemente Island Comment
  RSA608444  Galium hallii Louis C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mountains: Vincent Gap. 2012 Comment
  SBBG128308  Galium nuttallii M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 26 Los Angeles Deer Valley Trail 62 Comment
  SD252374  Galium nuttallii Steven A. Junak 1999-4-22 Sca 840 Los Angeles Santa Catalina Island: Along W side of road to White's Landing, ca. 1.1 miles from landing. 136 Comment
  UCD121885  Galium parisiense C. W. Tilforth 1969-6-6 201 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  SBBG19183  Gambelia speciosa C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  UC1952538  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. Comment
  UCR143350  Gamochaeta pensylvanica Anstruther Davidson 1914-6-1 2973 Los Angeles San Gabriel Valley, Azusa Station 152 Comment
  UCR84487  Gamochaeta ustulata T. S. Ross, J. Takara 1993-4-23 6943 Los Angeles Channel Islands, Santa Catalina Island, Upper E side of Cottonwood Canyon Drainage, c. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  LA205403  Garrya flavescens J. Sauer; R. Gibson 1971-5-1 4880 Los Angeles Piru Creek, Bailey Flats, site of the future Pyramid Reservoir Comment
  SJSU3879  Garrya veatchii C. W. Sharsmith 1964-1-1 7175 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mts 1066 Comment
  UCR269104  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mtns., near Glendora Mountain Road, c. 4 miles west of junction with Baldy Mtn. Road 1418 Comment
  UCR256573  Gayophytum diffusum subsp. parviflorum Anuja Parikh, Nathan Gale 2011-6-27 3514 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  CDA4130  Genista canariensis T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  CATA1984  Genista monspessulana Steven A. Junak 1997-3-27 350 Los Angeles Santa Catalina Island: Avalon Canyon, along lower part of Hermit Gulch Trail 121 Comment
  CATA3524  Genista monspessulana Benjamin J. Dion, Robbie Gould 2018-3-12 005 Los Angeles Santa Catalina Island: Interior; about 5 meters north of Big Field Rd in the southeastern section of Big Field in the Hayfields watershed 225 Comment
  UCR149318  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  SD262347  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Cyn. Rd., 0.5 mi west of angeles Forest Hwy (Pacifico Mtn 7.5'Q) 1182 Comment
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Dec 7 2018
  SEINET12278751  Gilia achilleifolia Unknown 1933-1 8509 Los Angeles Hollywood Hills Comment
  UCD117620  Gilia achilleifolia Daryl Koutnik 1978-4-14 364 Los Angeles Simi Hills at end of Devonshire Blvd. 365 Comment
  RSA0118838  Gilia aliquanta subsp. aliquanta A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller 2007-4-2 33346 Los Angeles West end of the Antelope Valley: hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch. 960 Comment
  RSA515220  Gilia aliquanta subsp. aliquanta Steve Boyd, Orlando Mistretta 1986-3-31 1535 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  JEPS69442  Gilia angelensis Frank W. Peirson 1919-5-14 424 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 762 Comment
  SFV22059  Gilia angelensis V. Soza, L. Gross, B. Hogshead 2001-4-18 1162 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 457 Comment
  UC880096  Gilia angelensis F. R. Fosberg 1931-3-25 S 4365 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 120 Comment
  SD231369  Gilia brecciarum subsp. brecciarum Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 15 Los Angeles Transverse Ranges; San Gabriel Mountains region; off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR197775  Gilia brecciarum subsp. brecciarum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 15 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA756459  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2008-4-19 2496 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  SEINET12278777  Gilia capitata I. W. Clokey, Templeton, B. 1929-1 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA20211  Gilia capitata subsp. abrotanifolia Theodore Payne 1938-5-17 s.n. Los Angeles From seed obtained between Glendale and Montrose. 365 Comment
  RSA304909  Gilia latiflora subsp. davyi J. R. Shevock 1971-4-25 1023 Los Angeles Ave 165, S of Pearblossum. Comment
  UCSB33622  Gilia latiflora subsp. davyi Griesel, Wesley 1962-3-24 Los Angeles Quartz Hill; Mojave Desert 914 Comment
  RSA586622  Gilia malior T. S. Ross 1991-3-23 4282 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UCR206441  Gilia modocensis R. G. Swinney 2008-6-10 9001 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  SEINET3163605  Gilia multicaulis G. B. Grant 511 Los Angeles Sangus [?-illegible] Comment
  CAS-BOT-BC225504  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Triangulation Thirst, San Clemente Island 598 Comment
  POM19215  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles San Clemente Island. Comment
  RSA0016254  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-4-16 9515 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
  UC674937  Gilia ochroleuca subsp. bizonata Francis W. Pennell 1940-4-18 25138 Los Angeles e Gorman (Route 99); e of Gorman 1127 Comment
  UCR223782  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10902 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  RSA0092165  Gilia splendens R. G. Swinney 2010-5-11 12681 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
  UCR191532  Gilia splendens R. G. Swinney 1998-7-8 6325 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  POM292499  Gnaphalium beneolens E. A. Purer 1933-10-7 5595 Los Angeles El Segundo. Comment
  UCR270826  Gnaphalium californicum R. G. Swinney 2011-5-24 14827 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
  POM306280  Gnaphalium californicum Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1398 Los Angeles North Craig Ave., Altadena. Comment
  RSA703547  Gnaphalium canescens subsp. microcephalum Michael Honer 2004-6-22 2009 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA188218  Gnaphalium chilense R. F. Thorne 1965-6-22 34919 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  UCR213411  Gnaphalium luteoalbum A. C. Sanders, Dan S. Cooper 2010-3-12 37331 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SEINET11839633  Gnaphalium luteoalbum R. F. Thorne, Tilforth, C. W. 1971-1 41549 Los Angeles San Gabriel Mts., Angeles NF, or near entrance thereto & below entrance to wooded area of San Dimas 381 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  SBBG31331  Gnaphalium palustre R. F. Thorne with P. C. Everett 1965-6-23 34973 Los Angeles Haypress Reservoir 411 Comment
  RSA91695  Gnaphalium palustre F. W. Peirson 1315 Los Angeles Sink at Inglewood. Comment
  UCR176955  Gnaphalium stramineum L. C. Wheeler 1946-8-28 6285 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  UC1076476  Grayia spinosa Herbert L. Mason 1930-4-20 5595 Los Angeles Mohave Desert, Rock Creek region Comment
  RSA29906  Grindelia camporum var. bracteosa L. C. Wheeler 1934-5-14 2585 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UC450852  Gutierrezia sarothrae Fay A. Macfadden 1931-7-8 3081 Los Angeles Pacoima Canyon San Fernando Valley Comment
  CAS-BOT-BC282860  Hainardia cylindrica Steven A. Junak 1985-5-14 SCI- 71 Los Angeles Central portion of island alond main road, roughly midway beween intersection with road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone, San Clemente Island 381 Comment
  UCR189933  Haplopappus squarrosus T. B. Salvato, Sandra Murcia 2007-10-18 3088 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA679311  Harpagonella palmeri Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 366 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  CAS-BOT-BC307300  Hazardia squarrosa var. grindelioides Peter H. Raven; Henry J. Thompson 1958-10-11 13743 Los Angeles Las Tunas Canyon at Coast Highway, Santa Monica Mountains 152 Comment
  UCR271587  Hazardia squarrosa var. grindelioides R. G. Swinney 2011-11-3 15996 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  UCSB42209  Hedypnois cretica Roos, Alfred 1954-5-17 Los Angeles Near North Kenmore and Oakdale Streets, Hollywood Comment
  CAS-BOT-BC309438  Helenium puberulum A. J. McClatchie 1893-9-1 s.n. Los Angeles Catalina Comment
  RSA441783  Helianthemum scoparium var. vulgare Howard Mullins 1931-2-27 s.n. Los Angeles Griffith Park. Comment
  RSA657159  Helianthus annuus Joseph M. Keefe 1978-4-20 22722 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  LA99318  Helianthus annuus subsp. lenticularis J. Sauer; H. Walter 1978-8-3 6046 Los Angeles by cornfield at Sepulveda Flood Control Basin Comment
  POM14243  Helianthus annuus subsp. lenticularis Minnie Reed 1895-8-7 15258 Los Angeles Pomona. Comment
  LA200226  Helianthus gracilentus Jonathan Sauer; D. Bradbury 1969-7-14 4609 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  RSA487344  Helianthus gracilentus Richard Noyes 1988-10-30 750 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry weed open near Pasture Road. 700 Comment
  IRVC28699  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA320814  Hemizonia clementina F. C. Boutin 1967-4-23 1634 Los Angeles San Clemente Island: Wilson Cove Comment
  RSA654346  Hemizonia fasciculata Valerie L. Soza, LeRoy Gross 2000-5-25 965 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCR85803  Hemizonia fasciculata T. S. Ross, A. Ross 1991-6-3 5537 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  RSA360318  Hemizonia minthornii Robert Gustafson 1980-7-30 1835 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  CLARK-A1528-1926  Hemizonia ramosissima John C. Roos 1942-9-20 1745 Los Angeles West Los Angeles Comment
  SEINET12342974  Hesperoyucca whipplei I. W. Clokey, Templeton, B. 1929-1 4448 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  POM199549  Heteromeles arbutifolia I. W. Clokey, Bonnie C. Templeton 1929-07 4589 Los Angeles Mandeville Canyon. 200 Comment
  RSA724445  Heteromeles arbutifolia K. Dobry 1991-6-24 d- 760 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SBBG54748  Heteromeles arbutifolia E. A. Mearns 1894-8-25 Los Angeles San Clemente Island Comment
  UCR125256  Heteromeles arbutifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25494 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA0072424  Heteromeles arbutifolia Bonnie C. Templeton, I. W. Clokey 1929-11-19 1451 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  RSA0074530  Heterotheca fastigiata F. W. Peirson 1920-3-28 5273 Los Angeles Tujunga Canyon, Western San Gabriel Mountains. 427 Comment
  JEPS20375  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0074078  Heterotheca grandiflora Steve Boyd, Lauren Raz 1996-9-24 8925 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UC481027  Heterotheca grandiflora C. F. Millspaugh 1920-1-1 4494 Los Angeles Descanso Canyon Santa Catalina Island, Descanso Canyon Comment
  RSA0074390  Heterotheca grandiflora F. R. Fosberg 1931-3-19 4302 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 2 Comment
  RSA0075654  Heterotheca grandiflora R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. SE corner of Big Dalton debris basin. 351 Comment
  UCSB51510  Heterotheca villosa Hodgson, John 1928-09 Los Angeles Peace Valley meadow; Tejon Dist.; Santa Barbara Forest 914 Comment
  RSA789058  Hieracium albiflorum Jane Tirrell 2012-7-20 LS 0113 Los Angeles Approx 100 ft above south side California State Route 2 at mile marker 66.43 2277 Comment
  RSA733166  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA674240  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA482883  Hirschfeldia incana T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
Read comments
Sep 25 2007
  SD90328  Holodiscus discolor var. microphyllus Robert F. Thorne, J. Dourley 1967-10-3 37294 Los Angeles Mt. Baden-Powell: Just S of peak 2850 Comment
  POM1837  Holodiscus microphyllus I. M. Johnston 1917-8-22 1696 Los Angeles Summit of Baldy. 3049 Comment
  RSA773910  Holodiscus microphyllus var. microphyllus R. G. Swinney 2009-7-22 11348 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  IRVC26359  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  POM352451  Hordeum brachyantherum Anstruther Davidson 1894-04 275 Los Angeles Elysian Park, Los Angeles Comment
  SBBG13303  Hordeum murinum M. A. Piehl 1962-6-9 62350 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR259899  Hordeum murinum R. G. Swinney 2010-3-18 11988 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR51317  Hordeum murinum A. C. Sanders 1988-2-3 7598 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA594742  Hordeum vulgare Timothy S. Ross 1995-4-7 8362 Los Angeles TEMPLIN HIGHWAY ca. 1800-1900 ft NE of its inter- section with the Old Ridge Route. 841 Comment
  RSA0091508  Horkelia rydbergii R. G. Swinney 2011-10-10 15748 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  CAS-BOT-BC55479  Hornungia procumbens Ernest C. Twisselmann 1962-4-10 6849 Los Angeles Mojave Desert. Antelope Valley. Avenue A 2.8 miles west of Highway 6. 670 Comment
  CAS-BOT-BC213006  Hosackia crassifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3355 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA350802  Hutchinsonia Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
  RSA642509  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry. 16m east of Valley Blvd. and 107 north of Grand Ave. 229m west of the existing San Jose Creek flood control channel. 55 Comment
  RSA763152  Hymenoclea salsola Justin M. Wood 2010-5-10 1646 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  CAS-BOT-BC312940  Hypochaeris glabra Peter H. Raven; Henry J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CAS-BOT-BC312941  Hypochaeris glabra John H. Thomas 1957-5-31 6800 Los Angeles Occidental College Campus, Los Angeles Comment
  RSA512063  Hypochaeris glabra L. C. Wheeler 1967-5-13 9508 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  RSA529080  Isocoma menziesii var. vernonioides Timothy S. Ross, A. R. Ross 1991-7-29 5727 Los Angeles Elephant Hill: W Pomona 230 Comment
  UCR16185  Isomeris arborea Sue Freeman 1966-4-10 s.n. Los Angeles Transverse Range; Santa Susana Mountains, above Gavin Creek, about 5 mi north of the jct of Foothill Blvd in San Fernando and Hwy 99; 20 yards from hwy. Comment
  SEINET11987370  Isomeris arborea L. J. Mayer, Mayer, I. J. 1974-1 154 Los Angeles On N. side of Bouquet Canyon Rd., ca 1-1/2 mi NE of its intersection with Vasquez Canyon Rd Comment
  RSA0069773  Juglans californica LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6991 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0085287  Juglans californica R. G. Swinney 2010-8-16 13531 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0089423  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  SD239790  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37170 Los Angeles San Gabriel Vaslley: Pomona, Cal Poly Pomona campus at Kellogg West (San Dimas 7.5'Q) Steep N-facing hill slope below parking lot of conference center and dorms on hilltop. 263 Comment
  UCR209206  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA656923  Juglans californica var. californica Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1051 b Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  RSA771571  Juncus balticus R. G. Swinney 2009-5-6 10658 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR125145  Juncus bufonius A. C. Sanders, Mark Elvin 2002-6-25 25290 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
  RSA802344  Juncus macrophyllus Orlando Mistretta, Cher Batchelor 2011-7-26 5979 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  UC842378  Juncus macrophyllus Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  UCR95773  Juncus macrophyllus Lauren Raz, Steve Boyd 1996-10-23 35 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  POM1624  Juncus mexicanus Le Roy Abrams 1901-4-8 1445 Los Angeles Los Angeles River Comment
  JEPS45904  Juncus textilis Louis C. Wheeler 1933-12-24 2347 Los Angeles San Dimas Canyon Dam San Gabriel Mts. 426 Comment
  IRVC28564  Juncus torreyi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27135 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  UCR206139  Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR270235  Juncus xiphioides R. G. Swinney 2011-6-30 15405 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC81014  Juniperus californica Ernest C. Twisselmann 1970-9-8 17496 Los Angeles Antelope Valley: Avenue C 0.2 mile east of Highway 14 746 Comment
  LA200960  Juniperus californica Carl Wishner; 1990-4-17 1780 Los Angeles SANTA MONICA MOUNTAINS, Agoura, SE of Agoura Rd and Cornell Cut-Off Rd. 225.0 Comment
  UCR275030  Juniperus californica Michael Honer, Mary Ann Hasskamp 2006-4-19 2207 Los Angeles Tehachapi Mountains area, Slopes above Oso Canyon: 1 mile north of Quail Lake; c. 1 mile east of cement plant road 1067 Comment
  POM994  Juniperus californica I. M. Johnston 981 Los Angeles San Gabriel Wash 152 Comment
  SEINET3864772 Image available Juniperus occidentalis Barry Burnell 1970-4-24 192 Los Angeles 3.2 miles south of Highway 138 on N4. San Gabriel Mts. Mojave Desert to the Colorado River drainage area.; 0 1372 Comment
  JEPS11571  Keckiella cordifolia Frank W. Peirson 1918-6-28 205 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  POM4266  Keckiella ternata subsp. ternata I. M. Johnston 1917-8-23 1676 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR273440  Keckiella ternata subsp. ternata R. G. Swinney 2011-10-25 15854 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
  UCD123781  Keckiella ternata var. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1615 Comment
  RSA733095  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7921 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG112816  Lactuca saligna S. A. Junak with K. Kirkland 1998-7-17 SCa 777 Los Angeles Silver Cyn, at base of slope on E side of cyn, ca. 0.7 air mi inland from beach 76 Comment
  RSA594289  Lactuca sativa L. C. Wheeler 1967-7-30 10253 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  CAS-BOT-BC340578  Lactuca serriola C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  POM361389  Lactuca serriola Wm. Martin, B. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  SBBG108937  Laennecia coulteri S. A. Junak 1996-9-28 SCl 673 Los Angeles Box Cyn, ca. 0.46 mi downstream from Triangulation Pt "Snapper" 323 Comment
  CATA762  Lamarckia aurea Mark L. Hoefs 1991-5-28 1300 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  POM352666  Lamarckia aurea Ora M. Clark 1929-3-24 1789 Los Angeles Santa Susana Mountains. Comment
  RSA526477  Lamarckia aurea Timothy S. Ross 1991-3-24 4317 Los Angeles Whittier Hills (Puente Hills, pro parte); Between Sycamnore and Turnbull canyons 361 Comment
  SBBG20519  Lamarckia aurea E. R. Blakley 1963-12-7 6358 Los Angeles old Rd on beach bluff, E end of Pyramid Cove 7 Comment
  SEINET13386953 Image available Lamarckia aurea R. G. Swinney 2010-1 12443 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 536 Comment
  POM361490  Lasthenia californica Gary D. Wallace 1979-4-19 1679 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC354221  Lasthenia coronaria L. R. Abrams 1901-4-6 1388 Los Angeles Verduga Hills bordering Tujunga Wash Comment
  RSA92990  Lasthenia coronaria F. W. Peirson 1912-03 s.n. Los Angeles Rubio Wash, south base of San Gabriel Mountains Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR68935  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4220 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA724476  Lathyrus laetiflorus K. Dobry 1992-2-16 d- 1050 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  SEINET956190  Lathyrus strictus Louis C. Wheeler 1934-1 2469 Los Angeles Liveoak Canyon, San Gabriel Mts. 472 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
  RSA405679  Lathyrus vestitus subsp. laetiflorus Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  RSA549177  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-20 3687 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UC63241  Layia platyglossa H. M. Hall 1902-5-11 3266 Los Angeles Sierra Santa Monica Comment
  POM4842  Layia platyglossa subsp. campestris C. F. Baker 1904-4-1 4129 Los Angeles Claremont. 365 Comment
  POM4060  Lepechinia fragrans I. M. Johnston 1918-7-22 2104 Los Angeles San Antonio Mountains, Cucamonga Canyon. 915 Comment
  RSA604150  Lepidium didymum L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  SD252297  Lepidium didymum Steven A. Junak 1999-5-22 Sca 1012 Los Angeles Santa Catalina Island; Avalon canyon, at entrance to Catalina Stables. 49 Comment
  CAS-BOT-BC89419  Lepidium fremontii Ernest C. Twisselmann 1963-5-10 8152 Los Angeles Mojave Desert. Rosamond Region. Avenue A 1.5 mile east of Highway U.S. 6. 731 Comment
  RSA600335  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles Canyon mouth SE of Eel Point, half way toward Seal Cove, San Clemente Island 6 Comment
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Dec 24 2010
  UCR199945  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  RSA187728  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  RSA429623  Lepidium nitidum M. B. Dunkle 1932-2-27 2867 Los Angeles Silver Canyon trail, Santa Catalina Island. Comment
  LA204443  Lepidium virginicum A. M. Johnson; 1933-5-20 4307 Los Angeles Fish Canyon Wash, N side Foothill Boulevard, just W of bridge Comment
  UC10651  Lepidium virginicum var. pubescens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  RSA716909  Lepidium virginicum var. virginicum LeRoy Gross, Bruce Campbell 2006-6-29 2548 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  RSA0115278  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains. East end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA642693  Lepidospartum squamatum Orlando Mistretta 1992-7-14 712 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR125921  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2002-6-19 25194 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR217407  Leptochloa fascicularis David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  UC1211127  Leptodactylon californicum Huron H. Smith 1912-5-1 4897 Los Angeles Eagle Rock Valley 152 Comment
  RSA0094390  Leptosiphon breviculus Richard G. Swinney 2011-6-20 15320 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail. 1567 Comment
  RSA585931  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2938 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  POM247137  Leptosiphon breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  RSA609042  Leptosiphon breviculus L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA0016886  Leptosiphon liniflorus W. R. Dudley, F. H. Lamb 1896-6-9 4407 Los Angeles Near Spragues, Liebre Mts. Comment
  JEPS52197  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1966-9-8 12787 Los Angeles Castaic Valley; San Emigdio Range and Mt. Pinos 1188 Comment
  RSA91294  Lessingia glandulifera var. glandulifera Joseph A. Ewan 1934-8-11 8410 a Los Angeles San Gabriel Mountains; Chilao 1646 Comment
  RSA642421  Lewisia rediviva Orlando Mistretta 1995-6-23 1831 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1981 Comment
  CAS-BOT-BC274482  Leymus triticoides LeRoy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer Comment
  POM352207  Leymus triticoides Robert Gustafson 1978-6-1 970 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  CAS-BOT-BC130570  Lilium humboldtii Timothy S. Ross; Steve Boyd 1995-6-28 8620 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC130571  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles In Latigo Canyon 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA377136  Lilium humboldtii subsp. ocellatum John P. Hill 1932-6-18 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA713912  Lilium humboldtii subsp. ocellatum R. E. Riefner 2006-6-12 6 -236 Los Angeles Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. 488 Comment
  UCR209963  Lilium parryi R. G. Swinney 2008-7-15 9232 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UCD170139  Limonium perezii R. G. Swinney 2008-12-6 9974 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
  RSA468557  Linanthus androsaceus subsp. luteolus F. H. Terry 1901-1 1931 Los Angeles Santa Monica Range So. Calif. Comment
  UCR192165  Linanthus aureus A. C. Sanders 2008-4-18 34977 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  RSA469955  Linanthus aureus Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UCR256244  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-19 12840 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  SBBG54050  Linanthus californicus subsp. glandulosus K. R. Montgomery, T. W. Strid 1973-5-19 73 -69 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  RSA468427  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Foothills, La Crescenta Comment
  CHSC109277  Linanthus concinnus Valeria Soza; Sara J. DeGroot 2003-6-18 1687 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Cooper Canyon, along Forest Service Road 1000.5 northeast of Cloudburst Summit, approximately 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. UTM Zone: 3802222N 0415200E. 1982 Comment
  UCR205294  Linanthus concinnus Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1673 Los Angeles San Gabriel Mountains, Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from c. 0.75 to 2.5 miles ESE from Three Points trailhead 2104 Comment
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Sep 19 2015
  RSA0068962  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4960 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  JEPS58473  Linanthus liniflorus Frank W. Peirson 1919-6-6 456 Los Angeles Cow Canyon divide San Gabriel Mountains 1371 Comment
  RSA0120152  Linanthus parryae R. G. Swinney 2014-4-30 16289 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA550031  Linanthus parryae W. Wisura, E. Roeder 1992-4-21 4693 Los Angeles Mountain Brook Ranch near Valyermo Comment
  RSA0016898  Linaria canadensis var. texana Emma Robinson 1884-4-8 s.n. Los Angeles Adams St., Los Angeles Comment
  CHSC25079  Lithophragma bolanderi L. M. Mayer; I. J. Mayer 1974-4-6 136 Los Angeles 1/2 mi e of Tapia Park- Malibu Canyon/Las Virgenes Rd. ca. 50 yds n of roadside. Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  CAS-BOT-BC48140  Lithophragma maximum Tim Ross; Laurel Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. E side of island, near Malo Point, second cyn S of Bryce Cyn. Comment
  SBBG108899  Lithophragma maximum S. A. Junak 1997-3-12 SCl 764 Los Angeles upper part of second cyn S of Camera Pad "Malo" 292 Comment
  SBBG127004  Lobelia dunnii var. serrata A. Parikh, N. Gale 2011-7-20 3570 Los Angeles W Fork San Gabriel River, 6.6 km W of St Hwy 39; San Gabriel Mtns 621 Comment
  RSA577252  Loeseliastrum matthewsii Orlando Mistretta 1994-7-18 1431 Los Angeles Horse Canyon/Circle Mtn. Rehab Project. In wide drainage W of Circle Mountain. 1799 Comment
  UC1594347  Logfia filaginoides Tim Ross 1992-5-17 6334 Los Angeles short easterly spur canyon along Highway 39 (center w side of reservoir); San Gabriel Mountains, San Gabriel Reservoir 463 Comment
  RSA0115759  Logfia gallica Steven A. Junak 1999-5-20 SCa- 941 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon. 323 Comment
  UC1595262  Logfia gallica Tim Ross and Peter Fritsch 1990-6-20 3623 Los Angeles near the confluence of the e and w forks San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  RSA150937  Lolium perenne P. H. Raven 1962-5-8 17617 Los Angeles Wilson Cove, barracks area; San Clemente Island 91 Comment
  RSA0119948  Lomatium lucidum R. G. Swinney 2014-5-21 16632 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UCR280768  Lomatium lucidum R. G. Swinney 2014-5-19 16564 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SEINET3081282 Image available Lomatium mohavense John Adams 1966-4-9 680 Los Angeles Mojave Desert, near Boron. 457 Comment
  SEINET4677102  Lomatium mohavense Tim Ross, Steve Boyd; Laurel Arnseth 1991-4-29 4813 Los Angeles PARKER MOUNTAIN and ridge to the SW: SW of Acton and NNE of Ravenna. Acton 7.5' USGS Quadrangle.; 0 1119 Comment
  UCR124688  Lomatium nevadense B. C. Templeton 1932-5-31 4855 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  RSA250660  Lomatium vaginatum R. F. Thorne 1971-3-31 41453 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  UCR190732  Lonicera interrupta R. G. Swinney 2001-6-2 7960 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  CAS-BOT-BC234872  Lonicera subspicata var. denudata V. Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts., (n. slope) Comment
  UC1125305  Lonicera subspicata var. denudata R. St. John 1930-2-26 103 Los Angeles Lower Hungry Valley Tejon Quadrangle 975 Comment
  CAS-BOT-BC198567  Lotus A. D. E. Elmer 1902-6-1 3697 Los Angeles Acton, Mt. Gleason Comment
  CATA1277  Lotus corniculatus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2363 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA515121  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 799 -1 Los Angeles San Clemente Island: Wilson Cove Canyon; Tufa cut curve, marine terrace Comment
  UC80813  Lotus heermannii C. F. Baker 1903-8-2 3456 Los Angeles San Antonio Canyon Claremont Comment
  RSA646288  Lotus heermannii var. heermannii Orlando Mistretta 1992-7-14 710 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA660060  Lotus heermannii var. heermannii Matt Bogdanoff 1981-5-24 10 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  RSA50634  Lotus oblongifolius var. oblongifolius L. R. Abrams 1901-07 1879 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  RSA549529  Lotus procumbens var. procumbens T. S. Ross 1990-6-18 3447 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC69547  Lotus procumbens var. procumbens J. Burtt Davy May 9 1896-May 24 1896 2502 Los Angeles Manzana Antelope Valley Comment
  RSA0080072  Lotus purshianus R. G. Swinney 2010-6-4 13034 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
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA762060  Lotus salsuginosus var. salsuginosus Orlando Mistretta, Christine Mistretta 2008-5-16 3098 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA657200  Lotus scoparius Joseph M. Keefe 2001-1-19 30978 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  UC212480  Lotus scoparius S. B. Parish 1919-6-5 1187 B Los Angeles Playa del Rey Comment
  RSA406854  Lotus scoparius A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus Comment
  RSA658473  Lotus scoparius Erinn Wilson 1996-4-26 2 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA712378  Lotus scoparius subsp. brevialatus A. C. Sanders 2003-3-14 25752 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
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Apr 17 2009
  RSA725190  Lotus scoparius var. brevialatus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -100 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR127970  Lotus scoparius var. scoparius A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26087 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
  UCR259639  Lotus scoparius var. scoparius R. G. Swinney 2010-5-7 12600 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCR280862  Lotus strigosus R. G. Swinney 2014-5-19 16569 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  JEPS55858  Lotus strigosus Frank W. Peirson 1918-5-26 322 Los Angeles Henniger Flats San Gabriel Mountains 853 Comment
  POM277132  Lotus strigosus E. S. Steele, H. S. Pratt 1935-4-6 s.n. Los Angeles Eagle Rock hills Comment
  RSA590528  Lotus strigosus Orlando Mistretta 1994-3-30 963 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA660413  Lotus strigosus Orlando Mistretta 1992-5-21 379 Los Angeles Right Star Mine, S of Acton. Comment
  UC1537089  Lotus strigosus Gordon H. True Jr. 1935-3-27 164 Los Angeles w of Fairmont; Mouth of King Canyon 914 Comment
  POM50638  Lotus strigosus var. strigosus L. R. Abrams 1901-04 1231 Los Angeles Santa Monica Mountains Comment
  RSA406433  Lotus unifoliolatus D. S. Krause 1939-07 s.n. Los Angeles Open fields in foothills, La Canada Comment
  RSA529923  Lotus unifoliolatus T. S. Ross 1991-8-16 5831 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  POM201889  Lotus unifoliolatus L. M. Booth 1932-06 1258 Los Angeles Long Beach. Comment
  SEINET10488420  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plant 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa# 6450 x self plant 1 Comment
  RSA0061209  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042008 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  CAS-BOT-BC196401  Lupinus arboreus C. B. Wolf 1931-6-25 2241 Los Angeles Along Beverly Blvd., west of Los Angeles Botanic Garden 60 Comment
  SEINET10870956  Lupinus arboreus David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 (1) Comment
  LA33933  Lupinus bicolor Henry J. Thompson; 1959-4-19 1935 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA52459  Lupinus bicolor Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  RSA746845  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SBBG38745  Lupinus bicolor M. B. Dunkle 1939-4-6 7321 Los Angeles San Clemente Island [Mosquito Ridge) Comment
  UCR213406  Lupinus bicolor A. C. Sanders, Dan S. Cooper 2010-3-12 37339 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1203738  Lupinus bicolor Dave Dunn 1941-3-29 965 Los Angeles Monterey Park St. on Garfield Blvd. Comment
  SEINET10484864  Lupinus bicolor subsp. marginatus David B. Dunn 1946-4-19 Dunn 2120 Los Angeles In the arid valley approaching the mojave along the newhall to palmdale, hwy 6 Near acton 610 Comment
  SEINET10484881  Lupinus bicolor subsp. microphyllus Emma Shumway 1903-1 Shumway s.n. Los Angeles Field Comment
  SEINET3145130  Lupinus chamissonis G. B. Grant 1904-5-14 736 Los Angeles Redondo Comment
  SBBG96639  Lupinus concinnus S. Boyd with O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4166 Los Angeles head of Larkspur Cyn, E side of island, S of Jack 213 Comment
  RSA230228  Lupinus elatus R. F. Thorne 1969-7-2 38322 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  UC535036  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn; San Gabriel Mts., Buckhorn 1981 Comment
  LA205092  Lupinus excubitus Carl Epling; May 1925 sn Los Angeles Mint Canyon Comment
  UCR231787  Lupinus excubitus Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  UCR259349  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  POM307957  Lupinus excubitus var. austromontanus Lyman D. Benson 1963-5-3 16257 Los Angeles Tejon Ranch, 1 mile east of State 138 and US99 near Gorman, Tehachapi Mt Range. 1220 Comment
  SFV17595  Lupinus excubitus var. austromontanus J. N. Hogue, L. H. Hogue 1998-7-2 116 .9 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UCR149972  Lupinus excubitus var. austromontanus Scott D. White 2004-5-5 10307 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 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
  CAS-BOT-BC216548  Lupinus excubitus var. johnstonii A. D. E. Elmer 1902-6-1 3723 Los Angeles Acton, Mount Gleason Comment
  RSA87191  Lupinus excubitus var. johnstonii F. W. Peirson 1924-5-27 4637 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SBBG69108  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SEINET10485352  Lupinus formosus Donald R. Bissing 1973-6-2 Bissing 78 Los Angeles Evey canyon, san gabriel mtns. Herbaceous plant to 2 ft tall, somewhat Sprawling. Flowers blue-violet with yellow base. In open grassy meadow by Roadside, .4 mi from canyon mouth. 732 Comment
  RSA640931  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-8-9 10413 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  POM2560  Lupinus latifolius subsp. parishii D. W. Sturges 1916-4-12 s.n. Los Angeles Live Oak Canyon Comment
  RSA211802  Lupinus latifolius subsp. parishii L. C. Wheeler 1933-7-4 1905 Los Angeles San Dimas Canyon 640 Comment
  SEINET3131583  Lupinus latifolius var. parishii Unknown 3711 Los Angeles Aeton Comment
  CAS-BOT-BC211682  Lupinus longifolius Louis C. Wheeler 1936-6-8 4144 Los Angeles Mouth of Monroe Canyon, San Gabriel Mts. 548 Comment
  UCR205182  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10969982  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA0003463  Lupinus mollisifolius Theodore Payne 1918-06 3310 Los Angeles Sierra Madre. Comment
  SFV5495  Lupinus nanus W. A. Kelley Spring 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  SEINET10451645  Lupinus odoratus var. odoratus David B. Dunn 1946-4-20 Dunn 2146 Los Angeles Station 19, west margin of Mohave Desert. Comment
  HSC101728  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges: San Gabriel Mountains region: southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  JEPS65414  Lupinus peirsonii Herbert L. Mason 1926-4-27 3026 Los Angeles Rock Creek; San Gabriel Mts.; Rock Creek, San Gabriel Mts., Los Angeles Co. Comment
  RSA756082  Lupinus sparsiflorus R. G. Swinney 1998-4-14 5987 Los Angeles Pinyon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  SD215539  Lupinus sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 Los Angeles Knapp Ranch area at upper end of Castiac Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UCR155357  Lupinus sparsiflorus A. C. Sanders 2005-5-5 29869 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR220245  Lupinus sparsiflorus R. G. Swinney 2009-4-28 10518 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR282140  Lupinus sparsiflorus R. G. Swinney 2014-5-15 16546 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA619262  Lupinus truncatus R. S. Woglum 1930-5-17 s.n. Los Angeles South Coast: Pasadena. Comment
  SBBG94231  Lupinus truncatus F. R. Fosberg 1931-3-25 4374 Los Angeles Hamilton Cyn, near top of S Wall 100 Comment
  UCR271794  Lupinus truncatus R. G. Swinney 2010-3-24 12045 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
  SEINET6091638  Lycium andersonii Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET2042302 Image available Lycium cooperi B. Pitzer 1998-5-12 3688 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  SFV21787  Lycium cooperi L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  RSA479369  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 567 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  RSA578199  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8182 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  RSA582448  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8204 Los Angeles Santa Catalina Island. W end of the island, midway between Star Bay and Black Point. 280 Comment
  UCSB11250  Lyonothamnus floribundus subsp. floribundus Breedlove, Dennis 1961-9-23 Los Angeles S side of Cherry Canyon 1.5 mi from beach; Santa Catalina Island 243 Comment
  RSA632474  Madia gracilis Scott D. White 1999-5-31 7436 Los Angeles San Antonio Canyon: about 2 air miles north of San Antonio Dam, 1/2 mi. N of Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek 777 Comment
  UC89408  Madia gracilis T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  RSA503450  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10110 Los Angeles San Gabriel Mountains, Angeles National Forest: Gold Creek off Little Tujunga Canyon. 549 Comment
  UCR252755  Malacothamnus davidsonii R. G. Swinney 2010-9-1 13653 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UC18792  Malacothamnus fasciculatus W. H. Brewer Dec 1860 81 Los Angeles Santa Monica Comment
  UCR180038  Malacothamnus fasciculatus R. G. Swinney, Dave Larson 1996-8-7 5229 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  LA105525  Malacothamnus fasciculatus var. fasciculatus Barry A. Prigge; 1989-5-13 8729 Los Angeles Santa Suzana Mountains, Blind Canyon: upper slope of canyon, ca 1.76mi NW of the junction of Simi Valley Fwy and Topanga Blvd, N of Chatsworth. 518 Comment
  RSA229008  Malacothamnus fremontii Robert F. Thorne, C. W. Tilforth 1971-6-30 40837 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  UCR180572  Malacothrix californica Scott D. White, Pam Devries 2006-5-9 11397 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
  RSA563519  Malacothrix clevelandii Timothy S. Ross, Walter Appleby 1993-5-14 7142 Los Angeles 160m S of May Canyon Saddle and 325m NW of May Peak 1121 Comment
  UCR124760  Malacothrix glabrata B. C. Templeton 1930-5-19 1462 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA95002  Malacothrix glabrata F. W. Peirson 1923-5-27 4313 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1097 Comment
  POM362369  Malacothrix saxatilis var. tenuifolia Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  UCR199976  Malacothrix saxatilis var. tenuifolia Valerie Soza, L. Lubinsky 2001-5-16 1229 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 488 Comment
  JEPS108596  Malosma laurina H. Mooney Los Angeles Topanga Canyon Comment
  UC174045  Malosma laurina G. B. Grant 1901-6-25 4458 Los Angeles Sturdevant's Camp Trail Comment
  UCR259265  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR260005  Malva parviflora R. G. Swinney 2010-5-7 12602 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCR192001  Marah horrida A. C. Sanders 2008-4-17 34922 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  CHSC8365  Marah macrocarpa Edward L. Smith 1957-3-21 249 Los Angeles Located at Blanchard Park at Pomona College, Claremont. San Gabriel Mts. 381 Comment
  LA105351  Marah macrocarpa Barry A. Prigge; 1989-4-23 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA440985  Marah macrocarpa Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA660763  Marah macrocarpa Jeff Weiler 1981-4-4 1 Los Angeles Edison right of way between Foothills Blvd. and Olive Lane. Adjacent to Indian Ave. In La Canada. Comment
  UC625027  Marah macrocarpa F. R. Fosberg 1931-3-18 S 4287 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  LA82000  Marrubium vulgare Harlan Lewis; 1940-2-24 1077 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  RSA651644  Marrubium vulgare C. J. Humphrey, Herbert Humphrey 1936-6-5 299 Los Angeles Along banks of stream in Mts. 90 miles north of Los Angeles. On Hgw 99. 610 Comment
  UCD125010  Marrubium vulgare Gary Wallace 1966-5-10 530 Los Angeles Fish Canyon along the San Gabriel River bed. Comment
  RSA0049584  Marsilea vestita subsp. vestita Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4784 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA134104  Meconella denticulata John H. Thomas 1957-5-25 6776 Los Angeles San Gabriel Mtns, Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 610 Comment
  RSA0089140  Medicago polymorpha R. G. Swinney 2010-5-7 12596 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA652788  Medicago polymorpha S. Koukol, E. Lutz 1998-4-26 13 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  SFV21397  Medicago polymorpha L. Gross 2002-4-13 527 Los Angeles Verdugo Mountains Intersection of Stough Canyon Mountainway and Verdugo Mountainway along main crest. 579 Comment
  RSA0040467  Melaleuca viminalis R. E. Riefner Jr. 2007-7-28 07 -331 Los Angeles city of Malibu, Malibu Lagoon, east side of Hwy 1, Malibu Lagoon State Park 4 Comment
  RSA660205  Melica imperfecta Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 22 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA729959  Melica imperfecta R. G. Swinney, D. W. Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  UCR223560  Melica imperfecta R. G. Swinney 2009-6-2 10984 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SDSU3259  Melica imperfecta var. refracta H. Wedberg 1966-4-3 1207 Los Angeles At edge of chaparral burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 152 Comment
  UCR125954  Melilotus albus A. C. Sanders, Mark Elvin 2002-6-19 25146 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  POM348167  Melilotus albus A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus Comment
  RSA652197  Melilotus albus Serge Krepenko 1948-1-24 s.n. Los Angeles 4 m. S/E of San Fernando. 396 Comment
  SFV16230  Melilotus albus L. Peralta 1996-5-13 s. n. Los Angeles Orcas Park off Orcas Road, about 2 miles south. Comment
  UC1215218  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island; along road just above big dune near nw end of island Comment
  RSA717342  Melilotus indicus Scott D. White, Pam De Vries 2006-5-9 11412 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG12331  Melilotus indicus P. H. Raven 1962-4-9 17128 Los Angeles near barracks, Wilson Cove 60 Comment
  SFV1926  Melilotus indicus K. A. Wilson 1961-2-21 874 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  LA82123  Melilotus indicus O. H. Kappler; 1941-5-5 240 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM348181  Melilotus indicus Jack Rempel 1932-4-10 s.n. Los Angeles El Segundo. Comment
  RSA729182  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  RSA0068453  Mentzelia laevicaulis R. G. Swinney 2010-3-30 12117 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR145823  Mentzelia laevicaulis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR271215  Mentzelia laevicaulis R. G. Swinney 2011-9-27 15705 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA440478  Mentzelia lindleyi Geo. C. Johnstone 1926-5-6 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  UCR121221  Mentzelia nitens June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC167615  Mentzelia veatchiana L. R. Abrams 1927-4-30 11706 Los Angeles Head of Antelope Valley Comment
  SFV13262  Mentzelia veatchiana M. J. Thor 1983-4-16 168 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  CAS-BOT-BC167613  Mentzelia veatchiana Ernest Braunton 1902-4-29 219 Los Angeles W. Pomona Comment
  RSA175358  Mentzelia veatchiana E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail between Camp Coldbrook and Pine Flats. Comment
  POM246826  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  CAS-BOT-BC435237  Mesembryanthemum crystallinum I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  POM18221  Mesembryanthemum crystallinum P. A. Munz 1923-4-13 6785 Los Angeles San Clemente Island. Comment
  CATA30  Mesembryanthemum nodiflorum USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 13 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  SBBG13641  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles 1 mi S of Wilson Cove Comment
  UCR187008  Microseris douglasii A. C. Sanders 2006-4-21 32155 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  UCR125497  Microseris lindleyi A. C. Sanders, Mark Elvin 2003-4-14 25974 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  RSA535305  Microseris lindleyi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5318 Los Angeles San Clemente Island: W side, terrace flats betw Box and Horse Canyons, area having burned within previous two years 488 Comment
  POM8003  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3356 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR168409  Mimulus brevipes Fay A. MacFadden 1931-6-10 s.n. Los Angeles Transverse Range, La Tuna Canyon, Verdugo Hills 500 Comment
  RSA762704  Mimulus breweri R. G. Swinney 2008-7-24 9344 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  UCSB7511  Mimulus cardinalis Crum, Charles 1958-7-15 Los Angeles Creek bed of Topanga Canyon Comment
  RSA0102534  Mimulus fremontii Richard G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of Colby Ranch Rd. & FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m N of lodge on SW-facing slope, E of swimming pool. 1220 Comment
  RSA408106  Mimulus fremontii H. Twining 1890-04 s.n. Los Angeles Colton, dry river bed. Comment
  RSA408111  Mimulus fremontii var. fremontii Albert J. Perkins 1912-09 s.n. Los Angeles Mt. Wilson Trail, Sierra Madre. Comment
  UC672540  Mimulus fremontii var. fremontii Margaret Stason 1927-5-14 Los Angeles between Big Rock Creek and Valyermo-Wrightwood Road (Pinyon Ridge); San Gabriel Mountains Comment
  LA51866  Mimulus guttatus A. M. Johnson; 1932-5-30 4092 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA648709  Mimulus guttatus Paul Neipp 1994-4-8 3 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  POM307079  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1927 Los Angeles Between Walnut and Covina, near State school. Comment
  RSA536088  Mimulus guttatus Tim S. Ross 1991-5-21 5411 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 463 Comment
  SEINET8216183  Mimulus guttatus G. R. Campbell 1948-5-13 585 Los Angeles San Dimas Canyon, just below fire station. Comment
  UC1018205  Mimulus guttatus J. Warren 1952-5-27 Los Angeles Taipa Park 121 Comment
  UCR206148  Mimulus pilosus R. G. Swinney 2008-6-4 8924 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA430194A  Mimulus rubellus H. E. Hasse, Anstruther Davidson 1906-6-7 1490 Los Angeles Big Rock Creek. Fenner - Mine Road. Comment
  RSA65506  Minuartia douglasii F. W. Peirson 1921-5-3 5315 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 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
  CAS-BOT-BC434627  Mirabilis laevis var. crassifolia Alice Eastwood 1928-6-15 15411 Los Angeles Claremont Comment
  RSA279070  Mirabilis laevis var. crassifolia C. W. Tilforth 1971-4-9 41536 Los Angeles Angeles National Forest: or near entrance thereto and below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA464662  Mirabilis laevis var. retrorsa G. R. Johnstone 1928-4-28 s.n. Los Angeles Two mi. E. of Palmdale. Comment
  SBBG69854  Mirabilis multiflora R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  UCR256610  Mirabilis multiflora var. pubescens Anuja Parikh, Nathan Gale 2011-6-1 3404 Los Angeles Mojave Desert, Antelope Valley, 0.6 km south of Avenue K, 0.2 km east of 90th St. West, under powerlines 760 Comment
  UC120470  Monanthochloe littoralis T. S. Brandegee Los Angeles Santa Catalina Island Comment
  RSA0091157  Monardella breweri subsp. lanceolata R. G. Swinney 2011-10-10 15737 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA164854  Monardella cinerea Wesley O. Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio 2835 Comment
  RSA225929  Monardella cinerea Robert F. Thorne, DeBuhr 1971-7-27 41080 Los Angeles San Gabriel Mountains, Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  SEINET11263742  Monardella linoides Louis C. Wheeler 1946-8-29 6308 Los Angeles San Gabriel Mountains, Vincent Gap.; 0 2012 Comment
  UCR204810  Monardella linoides subsp. stricta R. G. Swinney 2005-8-26 8524 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  CAS-BOT-BC220432  Monardella saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 822 Comment
  UC34804  Monolopia lanceolata Prof. Brewer 1861-2-12 185 Los Angeles high rocky ridge east of Cahuenga Pass Comment
  CAS-BOT-BC108994  Mucronea californica Geo. B. Grant 1904-5-14 6220 Los Angeles Play del Rey. Comment
  CAS-BOT-BC263358  Muhlenbergia asperifolia John R. Hodgson 1929-8-4 271 Los Angeles Peace Valley Comment
  LA9629  Muhlenbergia californica Victor Duran; 1933-8-11 3546 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1600 Comment
  UCR178084  Muhlenbergia californica LeRoy Gross 2003--11 680 Los Angeles San Gabriel Mountains, Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  CAS-BOT-BC275280  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6327 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  UC1109362  Muhlenbergia microsperma Peter H. Raven 1962-5-9 17651 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  RSA0094078  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR252578  Muilla maritima R. G. Swinney 2010-5-11 12667 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SD225026  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles Upslope from Winter Canyon, near Pepperdine Univ.; N of Pacific Coast Hwy., E of Malibu Cyn. Rd., SE of Malibu Civic Center Way. 91 Comment
  SEINET893212  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Cultivated at Soldier's Home Comment
  RSA167652  Nassella lepida P. H. Raven, R. F. Thorne 1964-5-7 19030 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SEINET192712  Nassella lepida Carl B. Wolf 10 Los Angeles Santa Catalina Island 100 yds east of summit of the equestrian trail back of Avalon. 305 Comment
  RSA484114  Nassella pulchra Robert M. Perkins 1936-4-20 132 Los Angeles Road to Malibu Lake. Comment
  SEINET4056823  Nassella pulchra R. Moran 1941-1 570 Los Angeles West end of ravine, Middle Ranch, San Clemente Island. 500 Comment
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  UCR126549  Nemacladus longiflorus var. breviflorus Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  RSA603792  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6643 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1005 Comment
  SEINET3156472  Nemophila aurita G. B. Grant, W. Wheeler 1904-4-21 832 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA421322  Nemophila menziesii Robert M. Perkins 1933-3-31 57 Los Angeles Playa del Rey. Comment
  SD111947  Nemophila menziesii Barbara Ertter, Jeffrey Strachan 1980-5-18 3442 Los Angeles South fork Big Rock Creek, ca. 0.5 mile north of South Fork Campground on Forest Road 4N11A. 1372 Comment
  UCD120215  Nemophila menziesii Daryl Koutnik; Vickie Dawes 1978-4-7 329 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA657366  Nerium oleander Joseph M. Keefe 2001-1-19 30954 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  POM363668  Nicolletia occidentalis Anstruther Davidson 1897-10-1 s.n. Los Angeles Little Rock Creek Comment
  RSA188389  Nicotiana bigelovii Robert F. Thorne, Percy C. Everett 1965-6-22 34883 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. 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
  RSA80765  Nicotiana glauca F. W. Peirson 1920-4-25 352 Los Angeles Arroyo Seco Canyon, near Pasadena, Ca. 381 Comment
  UC625744  Nicotiana glauca Annie M. Alexander 1939-6-26 851 Los Angeles Mint Canyon Comment
  UCR124389  Nicotiana glauca I. W. Clokey, B. C. Templeton 1929-1 4583 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR73126  Nicotiana quadrivalvis Scott D. White 1992-10-8 899 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SEINET10696853  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3959 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC885959  Nuttallanthus texanus Ira W. Clokey, B. Templeton Mar. 1929 4505 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  SEINET6945571  Oenothera W. P. Vestal, A. G. Vestal 1955-3-26 3482 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  CAS-BOT-BC167051  Oenothera californica H. M. Hall 1900-6-3 1535 Los Angeles Swarthout Canyon, San Antonio Mountains 2072 Comment
  CAS-BOT-BC167066  Oenothera californica R. F. Thorne; M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mts., Angeles National Forest: tributary to small stream south of Wrightwood-Big Pines Hwy., c. 1.5 miles W of Wrightwood, Swarthout Valley 1950 Comment
  UCD168214  Oenothera californica J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  UCR273248  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA515097  Oligomeris linifolia Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -3 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA0097792  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  SEINET9037784 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  POM214690  Opuntia littoralis F. R. Fosberg 1932-7-15 8612 Los Angeles San Pedro Hills. Comment
  SEINET10914556  Opuntia parryi Betty Venrick 1961-5-11 Venrick 569 Los Angeles Rancho Santa Ana Botanical Gardens Comment
  CAS-BOT-BC56875  Opuntia phaeacantha Joseph Andorfer Ewan 1936-8-2 9916 a Los Angeles Field redacted by CAS, contact the data manager for more information 1615 Comment
  UCD34818  Orcuttia californica Beecher Crampton 1963-5-8 6793 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
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May 15 2009
  UCR223238  Orobanche R. G. Swinney 2009-5-27 10881 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR223447  Orobanche californica R. G. Swinney 2009-6-3 11041 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
  RSA0076502  Orobanche fasciculata Robert F. Thorne, Mae Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA0076589  Orobanche fasciculata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3724 Los Angeles Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1938 Comment
  RSA602741  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1951 Comment
  RSA591067  Orthocarpus purpurascens var. purpurascens J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10915 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  SEINET10920902  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2549 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  RSA0091104  Osmorhiza berteroi R. G. Swinney 2011-8-17 15644 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  POM68648  Osmorhiza brachypoda Marcus E. Jones 1924-4-16 s.n. Los Angeles Stoddard Canon. Mouth of San Antonio Canyon. Comment
  RSA748655  Osmorhiza brachypoda Scott D. White, Justin M. Wood 2009-5-6 12633 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  PASA1828  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 Los Angeles Arrroyo Seco Canyon 609 Comment
  SEINET10666036  Osmunda regalis Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2543 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  RSA624568  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive and National Forest Boundary. Comment
  UCR206273  Oxytheca parishii R. G. Swinney 2008-6-10 8990 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA729817  Oxytheca parishii var. parishii R. G. Swinney 1998-7-6 6287 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
  UC6200  Oxytheca parishii var. parishii H. M. Hall Jun 1899 1250 Los Angeles Swartout Canyon San Antonio Mountains 1981 Comment
  RSA595618  Oxytheca trilobata Louis C. Wheeler 1970-8-30 s.n. Los Angeles San Gabriel Mountains. Ridge east of Chimney Canyon. 1677 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  RSA737847  Panicum dichotomiflorum subsp. dichotomiflorum R. E. Riefner 2008-10-5 08 -294 Los Angeles Los Angeles County: San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  RSA719632  Parietaria hespera R. G. Swinney 1998-2-16 5895 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  LA33793  Parietaria hespera var. hespera Peter H. Raven; Henry J. Thompson 1959-5-5 14155 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  POM18268  Parietaria hespera var. hespera Philip A. Munz 1923-4-8 6602 Los Angeles San Clemente Island, east coast. Comment
  SDSU21498  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  UCR176756  Passiflora caerulea Harry Spilman 1998-4-29 4 Los Angeles Pasadena, Arroyo Seco about 200 meters south of the La Loma Rd. bridge along the east side of the flood control basin 221 Comment
  SEINET5581950  Passiflora caerulea D. J. Hearn 2003-1 C- 1 Los Angeles Escaped plant at the Los Angeles County Arboretum, Arcadia, California, USA Comment
  SD186142  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles Newhall Ranch, south of Magic Mountain theme park. 351 Comment
  UCR192590  Pectocarya linearis A. C. Sanders 2008-4-10 34816 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
  UCR240238  Pectocarya linearis Dan S. Cooper 2011-4-8 411- 45 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area C' north of Ballona Creek channel and east of Lincoln Blvd. 5 Comment
  RSA587405  Pectocarya linearis Orlando Mistretta 1995-4-5 1608 Los Angeles San Gabriel Moutains: Drainage W of Little Rock Creek Reservoir. 1098 Comment
  SBBG108985  Pectocarya linearis subsp. ferocula S. A. Junak 1997-2-24 SCl 721 Los Angeles S rim of upper portion of Box Cyn, between Camera Pad "Snapper" and Triangulation Pt "Sedge #1" 463 Comment
  RSA0120023  Pectocarya penicillata R. G. Swinney 2014-4-30 16292 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  SEINET1004448  Pectocarya penicillata A. C. Sanders, Andy Thompson 2003-1 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park. 351 Comment
  UCR191712  Pectocarya penicillata A. C. Sanders 2008-4-11 34874 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA549563  Pectocarya recurvata Tim Ross 1992-4-4 6094 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA0073721  Pectocarya setosa Orlando Mistretta, Christine Mistretta 2005-4-21 2057 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Rangee Station. 1341 Comment
  RSA600189  Pectocarya setosa Steve Boyd, Lauren Raz 1997-5-29 9903 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail., Near 34 deg 44' 32.7''N 118 deg 38' 27.8''W 1158 Comment
  SBBG63497  Pectocarya setosa R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  LA94136  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1663 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UCR23361  Pellaea mucronata John C. Roos 1942-3-7 1000 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  RSA651027  Pellaea mucronata Ken Chapman, Glenn Harthorn, Don Lage 1949-5-3 s.n. Los Angeles San Dimas Canyon. 376 Comment
  RSA0115835  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 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
  UC284815  Pellaea mucronata var. californica P. A. Munz 1923-5-26 6838 Los Angeles Vincent Gulch; San Gabriel Mts 2133 Comment
  CATA1414  Pennisetum clandestinum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2568 Los Angeles Santa Catalina Island: Lower Descanso Canyon, just above Descanso Beach 6 Comment
  LA200890  Penstemon centranthifolius A. M. Johnson; 1934-3-16 4363 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA0081707  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA570004  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4927 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SEINET13297599 Image available Penstemon centranthifolius R. G. Swinney 2011-1 14555 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center (Mint Canyon 7.5' Q.) 488 Comment
  UCR116294  Penstemon centranthifolius B. G. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  RSA412446  Penstemon centranthifolius M. Bisbee 1917-5-24 s.n. Los Angeles n. hill sides, n. Eagle Rock Comment
  SDSU10929  Penstemon centranthifolius Lorenzo Cook 1931-5-9 Los Angeles Tapanga Canyon. Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UCR271138  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  NY601180  Penstemon grinnellii T. S. Ross 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 miles northwest of Pac. Mountain's 7124 ft. summit. 1914.1 Comment
  RSA0115313  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  LA51906  Penstemon heterophyllus var. australis Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG54519  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles slope E of Frenchman's Flat Comment
  UC55371  Penstemon heterophyllus var. australis J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  SD11886  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UC534842  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn San Gabriel Mts., Buckhorn 1981 Comment
  UCR190123  Penstemon labrosus R. G. Swinney 1998-8-27 6801 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA250381  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-3 37277 Los Angeles Mt. Baden Powell: At Vincent Gap 2378 Comment
  RSA649996  Penstemon spectabilis subsp. subviscosus Jeanne Bellemin 1969-5-16 s.n. Los Angeles Mt. Baldy Road near Padua Hills. Comment
  NY130530  Penstemon ternatus subsp. septentrionalis L. Abrams 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains. 1066.8 Comment
  RSA0059334  Pentagramma triangularis Anonymous 1895-05 s.n. Los Angeles near Pasadena. Comment
  RSA0060329  Pentagramma triangularis Anonymous 1890-11 s.n. Los Angeles Wilson's Trail, ''Half Way.'' Comment
  SD112066  Pentagramma triangularis subsp. semipallida Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  LA200128  Pentagramma triangularis subsp. triangularis I. L. Nelson; 1963-6-9 539 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, (cstl. cyn., extreme E county). 457 Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  LA94203  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1963-6-9 542 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 121 Comment
  LA3435  Pentagramma triangularis subsp. triangularis Carl Epling; 1925-1-1 6216 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA533920  Perityle emoryi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5236 Los Angeles San Clemente Island: SE end of island, first un named canyon S of Snake Cactus Canyon (drainage beginning 1420ft due W of Guds). 152 Comment
  SBBG12612  Perityle emoryi P. H. Raven 1962-4-12 17323 Los Angeles S of cyn below Tomb 137 Comment
  SBBG61514  Persicaria punctata R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  POM49627  Petalonyx thurberi A. D. E. Elmer 1902-06 3614 Los Angeles Palmdale. Comment
  LA201170  Phacelia Arthur C. Gibson; 2003-5-25 4706 Los Angeles 518 Comment
  RSA332054  Phacelia austromontana Wayen E. Sawyer 1981-6-11 23 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  POM3788  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles Mountains near Claremont. Comment
  LA38555  Phacelia cicutaria var. hispida Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA38574  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA762729  Phacelia cicutaria var. hispida R. G. Swinney 2008-12-4 9942 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC107380  Phacelia cicutaria var. hispida T. S. Brandegee 1890-5-12 Los Angeles Sta. Catalina Island Comment
  CDA40344  Phacelia cicutaria var. hispida T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  RSA44893  Phacelia cicutaria var. hubbyi J. C. Roos 1947-5-4 3603 Los Angeles Kellogg Hill West of Pomona, Los Angeles County Comment
  UCR194563  Phacelia ciliata A. C. Sanders 2008-4-25 35110 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  CHSC95500  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA778875  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2010-6-1 5224 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR209211  Phacelia curvipes R. G. Swinney 1998-4-14 5983 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR223365  Phacelia davidsonii R. G. Swinney 2009-5-27 10865 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  PASA1381  Phacelia distans Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0077089  Phacelia distans R. G. Swinney 2010-4-1 12125 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0110532  Phacelia distans R. G. Swinney 2010-6-1 13151 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA570063  Phacelia distans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4890 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  OBI13805  Phacelia distans Emese M. Sajo 1966-4-2 39 Los Angeles Big Tujunga cyn, 3 mi E of Tujunga in the San Gabriel Mts 762 Comment
  RSA0081498  Phacelia douglasii R. G. Swinney 2010-5-12 12760 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR110877  Phacelia douglasii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22006 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 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
  SBBG118710  Phacelia grandiflora O. Mistretta with M. Hammitt 1991-6-21 Los Angeles near crossing of USFS Rd 2N66 and Fern Cyn drainage just W of water tank; T2N R12W SW 1/4 NE 1/4 Sec 29 768 Comment
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Jun 5 2010
  IRVC28742  Phacelia imbricata A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25575 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  UC1046925  Phacelia imbricata L. R. Heckard 1953-6-15 502 Los Angeles ca 9 mi up Tujunga Canyon rd from highway 118 (along rd to Mt. Gleason) 975 Comment
  RSA428044  Phacelia longipes L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA629691  Phacelia longipes Scott D. White, Dave Bramlet 1998-8-11 7046 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA747180  Phacelia longipes Orlando Mistretta 1992-6-26 625 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  UC672395  Phacelia longipes Herbert L. Mason 1927-6-11 3739 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  UCR190288  Phacelia longipes R. G. Swinney 1998-8-1 6625 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  CDA40404  Phacelia longipes T. C. Fuller 1980-6-12 20281 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  POM155773  Phacelia lyonii M. B. Dunkle 1928-10-7 1989 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  RSA239488  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles Canyon W of road, 2.5 miles North of China Point. Santa [San] Clemente Island. 213 Comment
  SDSU19987  Phacelia minor S. H. Bullock 1968-4-2 25 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  UCR281844  Phacelia minor R. G. Swinney 2014-5-8 16438 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-BC145071  Phacelia mohavensis Joseph Andorfer Ewan 1932-6-15 7339 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region, San Gabriel Mts. 1706 Comment
  RSA310140  Phacelia mohavensis Wayen E. Sawyer 1981-6-16 52 Los Angeles Lily Spring. 2454 Comment
  UCR209904  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA74792  Phacelia parryi F. W. Peirson 1918-5-4 976 Los Angeles Summit of Santa Monica Range, above Brents on the Malibu Comment
  RSA562556  Phalaris aquatica Steve Boyd, Orlando Mistretta 1993-5-11 8124 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  SBBG108916  Phalaris lemmonii S. A. Junak 1997-4-22 SCl 849 Los Angeles Horton Cyn Rd, ca. 0.6 mi E of San Clemente Island Ridge Rd, at vernal pool area 466 Comment
  UC55348  Phlox gracilis J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  UC2042040  Pholistoma auritum var. auritum Orlando Mistretta 1989-5-15 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA3551  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  RSA459309  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Canyon; Santa Catalina Island. Comment
  SD215692  Phoradendron leucarpum subsp. tomentosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCD170492  Phoradendron leucarpum subsp. tomentosum R. G. Swinney 2008-6-4 8932 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  CAS-BOT-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  CAS-BOT-BC141304  Phoradendron serotinum subsp. tomentosum Del Wiens 1953-10-1 847 Los Angeles On US Hwy. 99, on the Ridge Route, near El Rancho 76 1066 Comment
  POM354337  Phoradendron villosum Albert J. Perkins 1913-1-25 s.n. Los Angeles Mount Wilson, Sierra Madre. Comment
  POM354340  Phoradendron villosum George B. Grant, W. Wheeler 1904-5-17 1409 Los Angeles Mt. Wilson. 1524 Comment
  POM219966  Phyla nodiflora F. R. Fosberg 1932-5-5 8113 Los Angeles Santa Catalina Island. Hill in Avalon. Ocean bluff. 30 Comment
  POM118946  Phyllospadix scouleri Marcus E. Jones 1884-8-22 s.n. Los Angeles Santa Monica. Comment
  RSA683939  Phyllospadix scouleri E. Yale Dawson 1957-4-8 16551 Los Angeles Topanga Canyon Beach Comment
  RSA683953  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17728 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  RSA682948  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17175 Los Angeles Lunada Bay, Station #25. Comment
  SEINET11763303  Phyllospadix torreyi F. R. Fosberg 1931-1 s 4575 Los Angeles Santa Catalina Islands, Jewfish Point Comment
  RSA69485  Physalis acutifolia E. L. Paddock 1951-8-1 s.n. Los Angeles S.P. tracks, 0.1 mi. east of Shoemaker Road, 2 miles east of Norwalk Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  RSA155737B  Pickeringia montana Peter H. Raven 1962-5-1 17508 Los Angeles Saddle Peak Road 0.9 miles above Stuntz Canyon Road 671 Comment
  UCR114626  Pinus canariensis S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  RSA384309  Pinus coulteri L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA384324  Pinus lambertiana L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. San Antonio 3049 Comment
  RSA384351  Pinus lambertiana L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  HSC35976  Pinus monophylla Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2174 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  UCSB97  Pinus monophylla Ralph, F. 1959-7-18 Los Angeles On U.S. 99, 6.9 miles S of its jct. with Calif. 138 762 Comment
  CHSC98025  Pinus pinea A. C. Sanders; Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. Persisting trees in yard of the abandoned ranch house. 335 Comment
  NY62744  Pinus sabiniana L. Abrams 1908-6-19 398 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  RSA594972  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  UCR210437  Piptatherum miliaceum R. G. Swinney 2008-11-30 9880 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  IRVC28619  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG125891  Pistacia atlantica A. C. Sanders with T. B. Salvato 2009-5-29 37042 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
  CATA2199  Pittosporum tobira Sara L. Crockett, Michael Daligdig 1996-11-4 29 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  RSA613035  Pittosporum undulatum Louis C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  CSUSB1123  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  RSA674694  Plagiobothrys acanthocarpus Scott D. White, S. Leateherman, David E. Bramlet, A. O'Neal, Walter sangkatavat 2001-4-24 8414 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  RSA702952  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  SBBG6328  Plagiobothrys arizonicus H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn Comment
  LA40191  Plagiobothrys canescens A. M. Johnson; 1932-4-4 3923 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA527627  Plagiobothrys canescens Steve Boyd 1990-4-8 4410 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA591988  Plagiobothrys collinus var. gracilis Mark Hoefs, D. Propst 1973-4-6 160 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  UCR94672  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13977 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  IRVC26316  Plagiobothrys nothofulvus A. C. Sanders, Andy Thompson 2003-4-15 25983 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  UCR272567  Plagiobothrys tenellus R. G. Swinney 2011-6-7 15039 B Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  CATA1857  Plantago coronopus Denise Kraus, Judy Hibbs 2000-5-24 38 Los Angeles Santa Catalina Island: Wild Boar Gully, at Transect 3. On flat plateau in southern portion of exclosure 219 Comment
  OBI69266  Plantago erecta John Knapp, Denise Knapp 2003-4-13 27 Los Angeles Catalina Island 340 Comment
  UCR126892  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA166572  Plantago erecta W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Canyon Comment
  RSA190994  Plantago erecta Robert F. Thorne, D. Propst, R. Carolin, R. C. Rollins 1967-3-18 36728 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
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May 17 2014
  RSA625861  Plantago lanceolata Scott D. White, Pam De Vries 1998-4-19 6274 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  UCR95322  Plantago lanceolata L. C. Wheeler 1967-4-8 9177 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  RSA605820  Plantago lanceolata Louis C. Wheeler 1966-10-27 9103 Los Angeles San Gabriel Mtns: Camp Rincon. Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  RSA649008  Plantago major Scott Lowe 1991-5-12 32 Los Angeles San Gabriel River chanel, about 500 m. norht of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  JEPS3448  Plantago patagonica Frank W. Peirson 1921-5-20 2410 Los Angeles Little Rock Creek San Gabriel Mountains 960 Comment
Read comments
Sep 26 2010
  UCR177747  Platanus racemosa LeRoy Gross, Naomi Fraga 2002-4-4 517 Los Angeles Los Angeles Basin: Verdugo Mountains Region, Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandon'ed. 468 Comment
  UC118462 Image available Platystemon californicus Mrs. K. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR184117  Plectritis ciliosa subsp. insignis A. C. Sanders, T. B. Salvato 2007-4-24 33496 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  POM96954  Plectritis ciliosa subsp. insignis Philip A. Munz 1925-4-23 9415 Los Angeles San Gabriel Canyon. 305 Comment
  IRVC28711  Pluchea odorata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25492 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  SD253346  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Statyion (Chilao Flat 7.5'Q) 1570 Comment
  CAS-BOT-BC244432  Poa annua A. C. Sanders; Dan S. Cooper 2010-3-12 37385 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  SBBG31057  Poa annua R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles Picnic Ground 426 Comment
  RSA484194  Poa pratensis Gary D. Wallace 1979-5-2 1839 Los Angeles [Arcadia] Along Baldwin Ave, across street from L.A. County Arboretum. Comment
  UCD91973  Poa pratensis subsp. pratensis Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains. On north side of Blue Ridge by Guffy camp. Comment
  CAS-BOT-BC237687  Poa secunda V. W. Steinman 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 km from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail 1350 Comment
  POM244884  Poa secunda F. R. Fosberg 1931-4-8 4521 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  RSA0060762  Poa secunda LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6818 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA586528  Poa secunda Timothy S. Ross 1991-3-23 4246 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA608698  Poa secunda L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  RSA728343  Poa secunda Gary D. Wallace 1982-4-17 1901 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR281164  Poa secunda R. G. Swinney 2014-4-10 16042 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
  CHSC95918  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA150709  Poa secunda subsp. secunda Brown, Lingenfelter 1961-5-18 19 Los Angeles canyon about 3 miles E of Mt. Gleason, 0.25 miles E of Nike site 1676 Comment
  UC76987  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2537 Los Angeles Manzana; Antelope Valley Comment
  UC1713702  Polygonum lapathifolium I. Johnston 1917-6-14 1343 Los Angeles w Pomona (along creek) Comment
  RSA608356  Polygonum lapathifolium Louis C. Wheeler 1966-10-25 9082 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  PASA1869  Polypodium californicum Sally Ellis 1940-4-16 Los Angeles Claremont, Evies Canyon Comment
  SBBG80338  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles Lemon Tank 304 Comment
  SD49391  Polypodium californicum Reid Moran 1959-3-9 7159 Los Angeles Eel Point, San Clemente Island 20 Comment
  UC223679  Polypodium californicum C. F. Millspaugh 1920-1-28 4637 Los Angeles Lover's Cove; Santa Catalina Isl. 91 Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCSB62421  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  RSA689905  Polypodium californicum Ora M. Clark 1928-12-16 s.n. Los Angeles Griffith Park, Los Angeles Comment
  UCSB62283  Polypodium californicum Kiefer, Lawrence 1967-5-28 Los Angeles San Gabriel Mtns., Glen Canyon, tributary of San Gabriel River, ca. 0.25mi from mouth 640 Comment
  UCSB62346  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Fusier Canyon, tributary of Big Tujunga Canyon, ca. 1/2mi from confluence 670 Comment
  UCSB62375  Polypodium californicum Kiefer, Lawrence 1967-2-19 Los Angeles San Gabriel Mtns., SE of Newhall, Coyote Canyon, tributary of Placerita Canyon, ca. 0.25mi down from US Forest Service Road 1158 Comment
  LA33351  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-9-6 14402 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR74184  Populus balsamifera subsp. trichocarpa Scott D. White 1992-10-8 897 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SD237603  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 10534 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5'Q) 24 Comment
  POM2084  Populus fremontii subsp. fremontii C. F. Baker 1909-5-15 5347 Los Angeles San Antonio Canyon, Claremont. Comment
  UC729591  Populus trichocarpa Carl B. Wolf 1932-5-9 3476 Los Angeles left (e) fork Pebbly Beach Canyon (0.33 mi above Mexican Houses); Santa Catalina Island 152 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  LA201753  Potentilla glandulosa subsp. glandulosa Arthur C. Gibson; 2001-5-18 4811 Los Angeles Comment
  SEINET10684859  Prunus Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2597 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  SEINET10957103  Prunus dulcis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2603 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  POM296354  Prunus ilicifolia Lyman D. Benson 1947-4-30 12349 Los Angeles The Wash, Claremont. Pacific Slope Drainage Area. 351 Comment
  RSA580963  Prunus ilicifolia Catherine A. Mish 1995-3-18 26 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA594853  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1996-10-8 8982 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA12787  Prunus lyonii Percy C. Everett 1934-9-30 6206 Los Angeles Santa Catalina Island. Above Mexican Settlement, and up left (east) fork of Pebbly Beach Canyon. Comment
  UCR205933  Prunus persica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37060 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR71326  Pseudognaphalium biolettii Steve Boyd, T. Ross, L. Arnseth 1990-4-8 4432 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  JEPS30643  Pseudognaphalium californicum Henry J. Thompson and Peter H. Raven 1959-6-4 14326 Los Angeles behind point Point Dume; Santa Monica Mountains, Point Dume 45 Comment
  SBBG95184  Pseudognaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Cyn Comment
  UCR258778  Pseudognaphalium canescens R. G. Swinney 2010-2-27 11772 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CATA1486  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak 1996-5-1 2690 Los Angeles Santa Catalina Island: By Haypress Reservior, at campground 384 Comment
  SBBG96957  Pseudognaphalium luteoalbum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4292 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  LA202101  Pseudognaphalium microcephalum Harlan Lewis; 1940-8-12 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus Comment
  CATA1294  Pseudognaphalium microcephalum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2383 Los Angeles Santa Catalina Island: Upper Cape Canyon, at point of drainage crossing road 286 Comment
  CAS-BOT-BC80058  Pseudotsuga macrocarpa John H. Thomas 1956-11-8 6475 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  NY63566  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 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
  UC1440255  Pteris vittata L. L. Kiefer 1967-4-1 3159 Los Angeles n of Pasadena (Pasadena Glen ca. 0.25 mi from end of rd); San Gabriel Mts 487 Comment
  UC699692  Pteris vittata Kay H. Beach 1943-12-15 1900 Los Angeles stream at Shelter House (just above Flume V.); San Dimas Exerimental Forest, San Dimas Canyon Comment
  CATA3330  Pterostegia drymarioides Amy Catalano 2017-4-13 047 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  RSA584048  Pterostegia drymarioides Tim S. Ross 1992-4-21 6232 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  SBBG38776  Pterostegia drymarioides R. Moran 1941-2-17 576 Los Angeles Middle Ranch 500 Comment
  UCR219478  Pterostegia drymarioides R. G. Swinney 2009-3-19 10146 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  CAS-BOT-BC158662  Purshia tridentata var. glandulosa Joseph Andorfer Ewan 1936-8-5 9933 Los Angeles Mescal Creek, San Gabriel Mts. 1524 Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  UC486360  Pycnanthemum californicum Ruth B. Randell Jul 1931 42 Los Angeles Big Rock Creek Comment
  RSA0080551  Pyrola dentata R. F. Thorne 1968-11-9 37867 Los Angeles Talus slope above trail up S slope of Mt. Williamson. 2134 Comment
  SEINET10628880  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3806 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  RSA714523  Pyrus kawakamii A. C. Sanders, Lee Jones 2005-4-8 29328 Los Angeles South Coast: Palos Verdes Pininsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  JEPS40266  Quercus George B. Grant Mar 1903 Los Angeles Sawpit Canyon Monrovia Comment
  UC993207  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  UCSB27889  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA177663  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-10 34448 Los Angeles N side of Black Jack Mt. above Lyonothamnus grove, Santa Catalina Island. 488 Comment
  UCD46924  Quercus X macdonaldii Robert F. Thorne 1967-5-18 36863 Los Angeles Santa Catalina Island: Middle Bulrush Canyon. 243 Comment
  LA43669  Quercus agrifolia Carl Epling; 1930-3-8 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  UCR23863  Quercus agrifolia Alfred R. Roos 1937-12-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Sepulveda Canyon 350 Comment
  RSA0106838  Quercus agrifolia var. agrifolia R. G. Swinney 2011-10-18 15844 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  LA200034  Quercus berberidifolia A. M. Johnson; 1934-4-20 4434 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM273499D  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA477083  Quercus berberidifolia Theodore Payne 2809 Los Angeles Los Angeles. Comment
  SFV16177  Quercus berberidifolia P. A. Krueger 1994-5-14 24 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  UC472130  Quercus berberidifolia J. Ewan 1931-10-24 5259 c Los Angeles Santa Monica Mts. Comment
  UCD45256  Quercus berberidifolia Daryl Koutnik; Bruce Holguin 1978-4-1 227 Los Angeles common shrub in chaparral. Antelope Valley side of road from Lake Hughes to Fairmont Resevoir. Elevation 3500 feet. 1066 Comment
  UCR177730  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  UCSB68633  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  UCSB72067  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 365 Comment
  RSA9747  Quercus berberidifolia Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mile E liveoak Canyon, San Gabriel Mts. 671 Comment
  LA30779  Quercus chrysolepis Jo Ann W. Flock; 1958-12-7 9 Los Angeles Liebre Mt, Angeles National Forest, along trail from Horse Trail Public Camp 1371 Comment
  RSA598820  Quercus chrysolepis R. G. Swinney 1989-11-2 1487 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Paul Keiser nature Trail. 473 Comment
  UCR220369  Quercus chrysolepis R. G. Swinney 2009-4-16 10365 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  SEINET13709296  Quercus chrysolepis J. Adams, J. Adams (Botany) 1965-1 223 Los Angeles Mt San Antonio Canyon, 2.7 Mi. Above Lower Mt San Antonio (Mt Baldy) Forest Station 3320 Ft 1012 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-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86391  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Avalon, Catalina Island Comment
  UC56659  Quercus dumosa Ernest Braunton Jun 1902 484 Los Angeles Griffith Park Cahuenga Hills Comment
  UCD45876  Quercus dumosa Karsten Ingebrigtsen; J. M. Tucker 1962-4-17 3 Los Angeles In San Antonio Canyon, 3 miles (by road) northeast of junction of Mt. Baldy Road and Padua Avenue, Los Angeles County, California. Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  CAS-BOT-BC79760  Quercus durata Alice Eastwood 1928-6-15 15413 Los Angeles Claremont Comment
  RSA29652  Quercus durata var. gabrielensis Joseph A. Ewan 1933-06 10800 Los Angeles Occasional along Adenostoma chaparral, slopes above Verdugo Canyon Comment
  RSA703268  Quercus durata var. gabrielensis D. E. Bramlet 2003-10-1 3529 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  UC1870293  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek Elev. 2600 feet. 792 Comment
  CAS-BOT-BC94163  Quercus engelmannii William Marriott Canby; Sargent 1894-3-1 452 Los Angeles Pasadena Comment
  JEPS38039  Quercus engelmannii Joseph Andorfer Ewan 1933-7-4 7852 Los Angeles Sturdevant trail Santa Gabriel Mts., Santa Anita Canyon 1066 Comment
  POM285649  Quercus engelmannii Lyman Benson, Robert Benson 1951-10-15 14801 Los Angeles Northeast corner of Rancho road and Foothill Blvd. Arcadia. alt. 800 [ft?] 244 Comment
  SD181500  Quercus engelmannii LeRoy Gross 2001-3-23 344 Los Angeles Los Angeles Basin, Verdugo Mountains region, north side, Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. On sunny ridge just above road. 487 Comment
  UCSB69535  Quercus engelmannii Thorne, Robert 1980-4-26 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp; W slope of Blackjack Peak Comment
  RSA601747  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9051 Los Angeles San Gabriel Mountains. Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UCR153492  Quercus kelloggii L. C. Wheeler 1967-9-5 10695 Los Angeles Transverse Ranges/San Gabriel Mtns, Lupine Campground, Prairie Fork 1982 Comment
  CAS-BOT-BC61546  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll, South of Pasadena Comment
  CLARK-A1528-1146  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Placerita Canyon 365 Comment
  POM296402  Quercus pacifica Lyman Benson, Joseph Lanjouw 1953-5-2 15105 -c Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing 244 Comment
  SBBG41535  Quercus tomentella M. R. Benedict 1970-6-29 Los Angeles Orizaba Mtn head of Sweetwater Cyn Comment
  SD86327  Quercus tomentella R. Mitchel Beauchamp, M. Douglas 1972-3-24 3255 Los Angeles San Clemente Island, south slope of Eagles Canyon 449 Comment
  CAS-BOT-BC104873  Quercus wislizeni Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilao, 1 mi N of Chilao Fire Station, San Gabriel Mtns. 1524 Comment
  RSA477119  Quercus wislizeni var. frutescens F. R. Fosberg 1931-8-13 S 5673 Los Angeles Lower Pine Flats, Hills above First Camp, N fork San gabriel Canyon, San Gabriel Mts. 1540 Comment
  UC1584877  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1991-7-24 5642 Los Angeles nne slope Granite Mountain; Pacifico Mountain U.S.G.S. 7.5' Quad. 1901 Comment
  IRVC26333  Rafinesquia californica A. C. Sanders, Andy Thompson 2003-4-15 25988 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA764952  Ranunculus californicus Doris Bowers 1957-3-10 84 Los Angeles Rocky Point, La Verne 335 Comment
  UC9396  Ranunculus californicus Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  UCR95222  Ranunculus hydrocharoides L. C. Wheeler 1946-8-28 6288 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA431475  Raphanus sativus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  UCSB2419  Raphanus sativus McElwain, Isabelle 1953-3-29 Los Angeles 500 yds. north of 18000 Bull Canyon Rd. 457 Comment
  RSA522295  Retama monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon 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
  RSA160399  Rhamnus californica subsp. californica J. D. Olmsted 1959-3-27 323 Los Angeles By stream gaging station below San Dimas ranger station. South slope, San Dimas Creek drainage area; alluvial soil. 488 Comment
  UC80269  Rhamnus californica subsp. californica Ernest Braunton 1902-5 359 -538 Los Angeles Sherman Comment
  LA52149  Rhamnus crocea Carl Epling; March 1938 sn Los Angeles 30 Comment
  LA82206  Rhamnus crocea O. H. Kappler; 1943-5-2 398 Los Angeles 45 Comment
  RSA0039610  Rhamnus crocea L. E. Hoffman 1931-10-12 s.n. Los Angeles Pacoima - near town. Comment
  RSA628705  Rhamnus ilicifolia R. S. Woglum 1942-5-20 3335 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. . Comment
  UC1871179  Rhamnus ilicifolia T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3968 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA544558  Rhamnus pirifolia Tim S. Ross 1992-4-11 6108 Los Angeles San Clemente Island: west fork of China Canyon; 147 SSE from 1583'BM, 1035m distant 334 Comment
  CAS-BOT-BC167910  Rhus integrifolia Chas. E. Miller 1917-9-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC167911  Rhus integrifolia John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  UCR145561  Rhus integrifolia Gordon Marsh 1965-7-31 11 Los Angeles Catalina Island, Fisherman Cove Comment
  LA36131  Rhus ovata B. H. Brattstrom; 1950-12-20 sn Los Angeles SANTA MONICA MOUNTAINS, Outpost Mt Comment
  RSA0116827  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR210484  Rhus ovata R. G. Swinney 2008-11-30 9894 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  RSA11765  Rhus trilobata var. pilosissima E. Lloyd 1933-1 25 Los Angeles Santa Monica Mountains, Mandeville Canon. Comment
  RSA589236  Rhus trilobata var. quinata T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2910 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  LA205467  Ribes amarum Louis Wheeler; 1932-3-20 525 Los Angeles San Gabriel Mountains, San Dimas Canyon 533 Comment
  UCD102113  Ribes aureum Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 4 Los Angeles San Gabriel Mountains, Walker Ranch in Placerita Canyon State Park. 450 Comment
  UCR205684  Ribes aureum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36919 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  LA50708  Ribes aureum var. gracillimum A. M. Johnson; 1928-2-16 132 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UCR205535  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato 2009-5-21 36893 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA9641  Ribes aureum var. gracillimum Louis C. Wheeler 1932-5-4 681 Los Angeles San Gabriel Wash 107 Comment
  UC11623  Ribes californicum var. hesperium W. H. Brewer Jan. 1861 133 Los Angeles near Camp 6; San Gabriel Comment
  CAS-BOT-BC108872  Ribes divaricatum var. parishii Ellsworth Bethel 1920-2-14 s.n. Los Angeles El Monte. Comment
  UCR70822  Ribes divaricatum var. parishii L. C. Wheeler 1933-7-7 1915 Los Angeles Lexington Wash near El Monte 73 Comment
  RSA0008290  Ribes divaricatum var. parishii Fredrick V. Coville, Rimo Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  RSA0003753  Ribes grantii George B. Grant, Walter Wheeler 1904-5-17 1125 /62. Los Angeles Mt. Wilson. 1524 Comment
  LA50760  Ribes indecorum Henry J. Thompson; 1959-5-31 2056 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UCR147699  Ribes malvaceum Valerie Soza, Wayne Law, Laura A. Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  RSA476203  Ribes nevadense Anstruther Davidson 1904-06 1086 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  CAS-BOT-BC186166  Ribes roezlii var. roezlii W. R. Dudley; F. H. Lamb 1896-6-9 4426 Los Angeles Liebre Mountains Comment
  LA91463  Ribes speciosum Bruce Douglas Clayton; Greg Shaw 1972-4-4 63 Los Angeles Santa Monica Mountains, Upper Temescal and Rustic Canyons, Mountain Park Research Campus, Nettleburn Creek 554 Comment
  UC1870236  Ribes speciosum LeRoy Gross 2003-3-9 799 Los Angeles Transverse Ranges; Verdugo Mountains region; Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  UC54948  Ribes speciosum H. P. Chandler 1907-6-3 2003 Los Angeles near Cahuenga Peak; Brush Canon Comment
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Sep 26 2011
  SEINET10536524  Romneya Walter H. Lewis Lewis 15647 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  RSA652117  Romneya coulteri Donald E. Miller 1948-5-17 s.n. Los Angeles On Glendora Road. 1220 Comment
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Jun 22 2015
  RSA603898  Rorippa curvisiliqua L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  RSA607579  Rubus ulmifolius var. inermis Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon at Winter Creek. 549 Comment
  UCR101306  Rubus ulmifolius var. inermis L. C. Wheeler 1969-12-22 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Big Santa Anita Canyon at Winter Creek 549 Comment
  RSA199022  Rubus ursinus W. M. Gauntt 1966-4-16 159 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  UC520008  Rumex crispus Joseph Andorfer Ewan 1932-4-30 7436 Los Angeles n end Baldwin Hills; Culver City Comment
  RSA466096  Rumex hymenosepalus Bonnie C. Templeton 1930-5-13 1454 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  CAS-BOT-BC433756  Rumex pulcher LeRoy Abrams 1902-5-31 2479 Los Angeles Inglewood. Comment
  UCR186698  Rumex salicifolius T. B. Salvato, Sarah Flack 2007-8-8 3023 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
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Dec 31 2013
  UCR129924  Rumex salicifolius var. denticulatus Orlando Mistretta, T. S. Ross 1994-6-1 1310 Los Angeles San Gabriel Mtns, Santiago Canyon 1433 Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SEINET8911914  Salazaria mexicana D. J. M. 1991-1 Los Angeles Lovejoy Buttes in Lake Los Angeles 914 Comment
  SEINET7047938  Salazaria mexicana Steven R. Hill, Kate Kramer 2001-4-22 33395 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA358186  Salicornia virginica R. F. Thorne 1973-09 44718 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  CAS-BOT-BC103154  Salix bonplandiana A. D. E. Elmer 1902-6-1 3673 Los Angeles Lancaster Comment
  CAS-BOT-BC103162  Salix bonplandiana A. Nesta Dunn; Joseph Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mts. 1143 Comment
  RSA595512  Salix exigua Louis C. Wheeler 1969-4-19 s.n. Los Angeles Liebre Mountains region. Una Lake, San Andreas Rift Zone. 854 Comment
  UCR212826  Salix gooddingii Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1808 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  UCSB52078  Salix gooddingii Bishop, Richard 1967-5-13 Los Angeles Roadside 2 mi. east of Live Oak Campground on Bear Canyon Road, San Gabriel Mountains 762 Comment
  LA105373  Salix laevigata Barry A. Prigge; 1989-4-23 8475 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air miles NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  UC846598  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4645 Los Angeles San Francisquito Canyon 800 Comment
  UC846601  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  UC506422  Salix lasiandra subsp. lasiandra Carl Hedin and Joseph Ewan 1932-6-28 7674 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  UC1600832  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles about 9.5 km above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR258953  Salix lasiolepis R. G. Swinney 2010-2-27 11755 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
  RSA0038294  Salix lasiolepis Carl W. Sharsmith 1932-1-17 Los Angeles Lower San Gabriel Canyon, About 9.5 km. above Azusa. 300 Comment
  SEINET12003295  Salix lasiolepis Unknown 1934-1 9236 Los Angeles Santa Monica Coast Range Comment
  CATA3194  Salsola Julia Parish, Amy Catalano 2016-9-22 011 Los Angeles Santa Catalina Island: East side of Isthmus Rd., about 0.45 miles WSW of Empire Quarry and 0.45 miles ESE of USC WIES 217 Comment
  UCR223066  Salsola tragus R. G. Swinney 2009-5-6 10683 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA258387  Salsola tragus C. W. Tilforth 1972-4-28 522 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA38999  Salsola tragus E. A. Purer 1933-10-7 5593 Los Angeles El Segundo. Comment
  UCSB27665  Salsola tragus Lavinger, S. 1975-10-9 Los Angeles Point Dune Road 4.5 miles north from its junction with Pacific Coast Highway 152 Comment
  SBBG127057  Saltugilia australis A. Parikh, N. Gale 2011-6-10 3445 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  CHSC5102  Saltugilia caruifolia M. MacArthur 1967-7-16 87 Los Angeles Charlton Flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Near path. 1524 Comment
  RSA628807  Saltugilia splendens subsp. grantii Scott D. White, Dave Bramlet 1998-6-29 6832 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UC1595337  Saltugilia splendens subsp. grantii Tim Ross and Orlando Mistretta 1992-7-24 6751 Los Angeles e side Strawberry Peak (near divide between Colby and Wickiup Canyons, 120 degrees se, 1065 m distant from S.P. summit); San Gabriel Mts., e side Strawberry Peak 1560 Comment
  UC52818  Saltugilia splendens subsp. grantii G. B. Grant 4469 Los Angeles San Gabriel Mts. 1066 Comment
  RSA597273  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-18 3518 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  RSA0095001  Saltugilia splendens subsp. splendens Orlando Mistretta 1993-6-28 897 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  POM3989  Salvia apiana P. A. Munz 1918-5-19 2268 Los Angeles Pomona. Comment
  RSA424348  Salvia apiana William Emboden 1970-6-12 40 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424353  Salvia apiana William Emboden 1970-6-12 30 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA647933  Salvia apiana Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  SBBG71161  Salvia apiana M. N. Ackley -Jul-1927 456 Los Angeles Eagle Rock 243 Comment
  UC495279  Salvia apiana Philip A. Munz 1932-5-17 12642 Los Angeles 1 mi n Claremont 396 Comment
  SD204907  Salvia clevelandii R. F. Thorne 1990-6-5 63107 Los Angeles Mt. San Antonio Gardens, 900 East Harrison Avenue, Pomona, Ca. 91767 Comment
  RSA0061138  Salvia columbariae LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6843 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0091120  Salvia columbariae R. G. Swinney 2010-4-13 12182 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA401444B  Salvia columbariae Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  SEINET157238  Salvia columbariae K. Devine, C. Devine, S. McNabb 2005-7-26 51 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. Franklin Canyon Trail. 182 Comment
  SFV15353  Salvia columbariae J. C. Dittes, C. Dittes 1990-3-31 62 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 396 Comment
  UCR263051  Salvia columbariae Mitch Provance 2008-4-14 408- 03 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
  RSA150836  Salvia columbariae Peter H. Raven 1962-5-9 17688 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  RSA233396  Salvia columbariae Robert F. Thorne 1966-4-17 36114 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  HSC14351  Salvia dorrii C. S. Apperson 1967-6-3 Los Angeles 28 miles from Gorman on Ave. D 854 Comment
  SD241870  Salvia dorrii Jay Walker, R. C. Walker 2004-4-21 3195 Los Angeles South of Little Rock, at jct of Fort Tejin road and 87th St. East. Comment
  JEPS62725  Salvia leucophylla W. L. Jepson 1920-5-3 8928 Los Angeles Castaic sta. 975 Comment
  UCR107802  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, east of junction with Plum Canyon Road. 512 Comment
  CAS-BOT-BC229933  Salvia mellifera Alice Eastwood 1906-6-6 120 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC229935  Salvia mellifera Alice Eastwood 1919-7-4 9279 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA482527  Salvia mellifera Richard Noyes, L. Arnseth 1988-4-30 556 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  UCSB9333  Salvia mellifera Lloyd, Robert 1959-4-2 Los Angeles 1/2 mile south of dam in San Dimas Canyon; Stream bed on west side on San Dimas Canyon Road; San Gabriel Mtn Range 365 Comment
  LA200609  Salvia spathacea S. Beller; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, near Calabasas. 243 Comment
  UCR247479  Salvinia oblongifolia R. E. Riefner Jr. 2008-7-28 08- 251 Los Angeles South Coast, Harbor City, Bixby Slough, vicinity of Dodge St at 255th St 11 Comment
  RSA477562  Sambucus mexicana D. S. Krause 1939-07 s.n. Los Angeles Arroyo Sees-Pasadena Comment
  IRVC28706  Sambucus mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25497 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA470988  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA471443  Sanicula bipinnatifida Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  UCR209291  Saxifraga californica Dan S. Cooper 2009-2-24 209- 14 Los Angeles Santa Monica Mountains, Los Angeles, Griffith Park, Royce Canyon 270 Comment
  SEINET3155973  Schinus molle G. B. Grant 1904-1 1178 Los Angeles Pasadena Comment
  CATA2875  Schinus terebinthifolius Sara L. Crockett, Michael Daligdig 1996-10-21 9 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  RSA628878  Schismus barbatus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA632019  Schismus barbatus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains: Little Tujunga Canyon. 426 Comment
  UCD93250  Schismus barbatus A. A. Beetle 1946-4-18 4740 Los Angeles Sleepy Valley. Comment
  CAS-BOT-BC111388  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-5-24 7840 Los Angeles Cottonwood Swamp, Confluence of San Francisquito Canyon stream 515 Comment
  RSA279009  Schoenoplectus acutus var. occidentalis Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42184 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  CAS-BOT-BC111476  Schoenoplectus americanus I. Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along R. R. 83 Comment
  POM1406  Schoenoplectus americanus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  POM6448  Schoenoplectus americanus L. T. Street, G. Williams 1919-5-10 2700 Los Angeles Near Bassett 90 Comment
  RSA366048  Schoenoplectus americanus Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  UC306144  Scirpus californicus G. B. Grant 1904-7-14 6334 Los Angeles Los Angeles , Eastlake Reservoir (Eastlake Reservoir) Comment
  POM50040  Scrophularia californica L. R. Abrams 1901-4-11 1478 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  UCR273173  Scrophularia californica R. G. Swinney 2011-4-26 14470 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SDSU11022  Scrophularia californica A. H. Gallup 1948-6-30 153 Los Angeles Webb Canyon - 2 miles from Webb School. 396 Comment
  RSA427198  Scrophularia villosa F. R. Fosberg 1931-5-21 S 4958 Los Angeles Santa Catalina Island, Cherry Valley 10 Comment
  UC729599  Scrophularia villosa Carl B. Wolf 1932-5-9 3471 Los Angeles ca 1/2 way to Mexican houses Pebbly Beach Canyon; Santa Catalina Isl 60 Comment
  RSA445376  Scutellaria tuberosa Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  POM8692  Scutellaria tuberosa P. A. Munz, R. D. Harwood 1920-3-13 3323 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  UCR132309  Searsia pendulina John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  UCR114587  Secale cereale A. C. Sanders, Steve Boyd 1997-4-20 20492 Los Angeles Antelope Valley, along Hwy 138 in vicinity of 230th St. West 890 Comment
  UCR193673  Sedum spathulifolium R. G. Swinney, Dave Larson 1999-6-25 7413 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  LA5814  Selaginella bigelovii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, Hollywood Reservoir, W of Hollywood Lake. Comment
  RSA0093051  Selaginella bigelovii Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14347 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA584039  Selaginella bigelovii Timothy S. Ross, S. D. Boyd 1991-4-25 4583 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 731 Comment
  UCD135973  Selaginella bigelovii P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC62024  Selaginella bigelovii Chas. W. Gilman 1922-5-28 s.n. Los Angeles Big Tujunga Canyon Comment
  LA32047  Senecio flaccidus var. douglasii Henry J. Thompson; 1958-9-8 1804 Los Angeles Santa Monica Mountains, Franklin Canyon, 1 mi S of Mulholland Drive 243 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  SBBG79875  Senecio lyonii W. A. Wright 1931-2-26 Los Angeles Santa Catalina Island Comment
  SD91999  Senecio lyonii Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22675 Los Angeles San Clemente Island; Wilson's Cove 24 Comment
  UC625132  Senecio lyonii F. R. Fosberg 1931-5-27 S 4416 Los Angeles Pebble Beach Road Santa Catalina Island 15 Comment
  RSA739776  Senecio mikanioides John Dittes, Eva M. Dittes 2005-12-30 1303 Los Angeles S Coast, Santa Monica Mtns, Topanga Canyon, 2.2 air miles N of intersection of Topanga Canyon Road and Pacific Coast Hwy, 1.6 air miles SE of intersection of Topanga Canyon road and Old Topanga Canyon Road., 1.5 air miles W of Santa Ynez Canyon, slope on W side of Topanga Canyon road. 130 Comment
  RSA598094  Senecio vulgaris Steve Boyd, Lauren Raz 1997-3-4 9142 B Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  SD69714  Senecio vulgaris Robert F. Thorne 1966-4-28 36209 Los Angeles Santa Catalina Island: along roadside to Renton Mine, Pebbly Beach Canyon 245 Comment
  PASA955  Senecio vulgaris Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA134843  Senecio vulgaris P. H. Raven 1960-4-2 14870 Los Angeles Zuma Beach, Pointe Dume. 23 Comment
  UC1595340  Senecio vulgaris Tim Ross 1992-5-17 6372 Los Angeles draining to and joining at 2125 ft the E Fork San Gabriel River; San Gabriel Mts., lower Shoemaker Canyon draining to e Fork 722 Comment
  UCR75298  Senna marilandica Scott D. White 1992-10-9 941 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA402662  Sesuvium verrucosum Anstruther Davidson 1891-6-14 s.n. Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] Comment
  UC519999  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel 106 Comment
  LA82218  Sida hederacea O. H. Kappler; 1944-6-18 sn Los Angeles West Los Angeles Comment
  RSA0011356  Sidotheca trilobata Orlando Mistretta, Youssef Atallah 2011-8-12 6015 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  CAS-BOT-BC384479  Silene antirrhina Peter H. Raven; Henry J. Thompson 1960-5-16 15384 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  RSA609998  Silene antirrhina L. C. Wheeler 1936-6-19 4157 Los Angeles Tanbark Flat, San Dimas Canyon 792 Comment
  RSA0069841  Silene gallica R. G. Swinney 2010-5-4 12490 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SBBG95241  Silene gallica M. B. Dunkle 1928-4-10 1827 Los Angeles Johnson's Cyn 274 Comment
  SD107902  Silene gallica Larry DeBuhr 1977-4-16 2574 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  SD69597  Silene gallica Robert F. Thorne, P. Everett 1965-5-12 34637 Los Angeles Santa Catalina Island; Bulrush Canyon. 239 Comment
  LA94360  Silene gallica Louis Wheeler; 1932-3-23 521 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA526065  Silene gallica Steve Boyd, L. Arnseth, Orlando Mistretta, Bart O Brien, Thomas Hayduk 1990-4-6 4164 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  CAS-BOT-BC174895  Silene laciniata Moxley; Grinnell 1916-6-15 491 Los Angeles Hills near Santa [Susanna] Susana Pass Comment
  SEINET11944389  Silene laciniata C. Wyman, Bright, J. F. 1931-1 172 Los Angeles San Fernando Valley Comment
  POM280  Silene laciniata subsp. major L. R. Abrams 1901-4-3 1295 Los Angeles Santa Monica Mountains. Comment
  RSA329663  Silene laciniata subsp. major Gary D. Wallace 1965-3-25 216 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  HSC24479  Silene verecunda R. F. Thorne, M. Z. Thorne 1969-7-9 38528 Los Angeles Just S of Big Meadow, Big Pines. 2088 Comment
  SD215461  Silene verecunda Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs around a stone building that has been gutted by fire. 1730 Comment
  RSA0025739  Silene verecunda subsp. platyota Duncan S. Bell 2013-7-11 5372 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UC205799  Silene verecunda subsp. platyota I. M. Johnston 1917-8-22 1671 Los Angeles n slope of Baldy , n slope of Baldy (San Antonio Mountains) 2743 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  POM214317  Sinapis arvensis L. C. Wheeler 1934-3-23 2462 Los Angeles San Dimas Canyon 426 Comment
  RSA725211  Sisymbrium altissimum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -32 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SD237390  Sisymbrium altissimum R. G. Swinney 2008-6-17 9035 Los Angeles San Gabriel Mountains: 2.3 miles north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway (Valyermo 7.5'Q) 1992 Comment
  RSA258418  Sisymbrium irio C. W. Tilforth 1972-4-22 509 Los Angeles weeds of RSABG. Comment
  UCSB2436  Sisymbrium irio Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  RSA724381  Sisymbrium orientale K. Dobry 1991-3-15 d- 593 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR258555  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  LA200326  Sisymbrium orientale Jonathan Sauer; R. Sauer 1973-4-28 5444 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  CATA257  Sisyrinchium bellum Mark L. Hoefs, A. Douglas Propst 1973-5-4 262 Los Angeles Santa Catalina Island: By road above and east of Emerald Cove, north slope 30 Comment
  IRVC9047  Sisyrinchium bellum P. W. Rundel 1965-2-6 1510 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  UC4228  Sisyrinchium bellum Harley P. Chandler 1897-3-12 Los Angeles Leslie Canyon; Claremont 365 Comment
  RSA702189  Solanum americanum Scott D. White, Pam De Vries 2004-6-14 10483 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA0080782  Solanum douglasii R. G. Swinney 2010-4-15 12250 Los Angeles 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
  UC1211006  Solanum douglasii Huron H. Smith 1912-5-1 4885 Los Angeles Eagle Rock Valley 152 Comment
  UC884844  Solanum douglasii F. R. Fosberg 1931-3-20 S 4312 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 30 Comment
  UCD126023  Solanum douglasii Natalie deGarder 1992-5-30 22 Los Angeles Altadena, 1.5 mi. from Highway 210 up Lincoln Rd to top of Rising Hill Road. 518 Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  UCR54032  Solanum physalifolium var. nitidibaccatum S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  IRVC26947  Solanum sarrachoides A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC157413  Solanum umbelliferum Y. W. Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA427406  Solanum umbelliferum N. C. Cooper 1949-4-19 3620 Los Angeles Newhall. 457 Comment
  UC139918  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  RSA188298  Solanum wallacei Robert F. Thorne 1966-6-2 36520 Los Angeles Santa Catalina Island. In canyon leading to White's Landing, E of Black Jack Mountain. 91 Comment
  SBBG79166  Solanum wallacei F. R. Fosberg 1931-3-18 4285 Los Angeles Hamilton Cyn 10 Comment
  LA81982  Solanum xanti O. H. Kappler; 1940-5-12 6 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG70641  Solanum xanti R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA427411  Solanum xanti var. intermedium H. H. Crawford 1936-4-26 s.n. Los Angeles Vacant lots, Glendale Comment
  POM153279  Solidago confinis P. A. Munz, I. M. Johnston 1928-9-5 11172 Los Angeles Rock Creek, San Gabriel Mountains. 1159 Comment
  UCR95541  Solidago confinis Steve Boyd, L. Raz 1996-9-24 8936 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA0114716  Solidago velutina subsp. californica R. G. Swinney 2011-10-25 15885 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA474079  Sonchus asper Howard Mullins 1931-3-6 s.n. Los Angeles City lot Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  RSA0069885  Sonchus oleraceus R. G. Swinney 2010-2-27 11751 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  SBBG13282  Sonchus oleraceus M. A. Piehl, P. H. Raven 1962-6-9 62358 Los Angeles China Pt, S of lighthouse 3 Comment
  UCD150976  Sonchus oleraceus D. S. Park 2010-4-29 62 Los Angeles Wildwood Canyon, roadside near first canyon entrance trailhead. 388 Comment
  UCR258707  Sonchus oleraceus R. G. Swinney 2010-3-16 11933 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA526159  Sonchus oleraceus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4153 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCD136201  Sonchus oleraceus Robert F. Thorne 1966-9-14 36667 Los Angeles Santa Catalina Island, Little Harbor. 4 Comment
  SEINET11786446  Sparganium eurycarpum J. F. Bright, Wyman, C. 1931-1 5745 Los Angeles Hollywood Comment
  OBI35714  Spartium junceum Rebecca Cicoria 1982-4-26 58 Los Angeles Palos Verdes Peninsula Lower Blackwater Cyn, Rolling Hills Comment
  RSA602348  Spartium junceum Scott D. White 1997-5-8 5081 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR255787  Spartium junceum R. G. Swinney 2010-4-20 12300 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
  CAS-BOT-BC389948  Spergula arvensis A. C. Sanders; Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  RSA0097894  Spergularia bocconi F. R. Fosberg 1930-7-7 S 3146 Los Angeles Alamitos Bay. 4 Comment
  POM158304  Spergularia macrotheca M. B. Dunkle 1928-4-29 1910 Los Angeles Santa Catalina Island. Near beach Little Harbor 3 Comment
  RSA0098746  Spergularia macrotheca Reid V. Moran 1958-9-15 6836 Los Angeles San Clemente Island, slope above Wilsons Cove. 50 Comment
  UCD23439  Sphaeralcea ambigua var. rosacea Robert C. Bechtel 1956-7-18 7 Los Angeles Tanbark Flat, San Dimas Experimental Forest. Shrub to 10 feet tall, branching, flowers pinkish. On hillside, associated with Lotus, Salvia, Cercocarpus and Baccharis. 822 Comment
  UC56836  Stachys ajugoides var. ajugoides Ernest Braunton May 1902 372 Los Angeles Sherman Comment
  RSA292545  Stachys rigida subsp. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road, 1/4 mile So. of Pasadena freeway opposite Ave. 57 183 Comment
  RSA733359  Stanleya pinnata A. C. Sanders 2003-4-28 26145 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC10846  Stanleya pinnata J. H. Barber 1897-6-25 179 Los Angeles Soledad Canyon Comment
  SD231269  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 78 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  SBBG113050  Stebbinsoseris heterocarpa S. A. Junak 1998-4-30 SCa 576 Los Angeles ca. 0.35 mi ENE of East Summit, at head of side branch of Hamilton Cyn 371 Comment
  SBBG131513  Stebbinsoseris heterocarpa S. A. Junak 2000-5-18 SCa 1299 Los Angeles S side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  RSA478172  Stellaria media Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  UCR189817  Stephanomeria R. G. Swinney 1998-9-4 6891 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC375148  Stephanomeria cichoriacea John Thomas Howell 1927-10-16 3145 Los Angeles Slope at Sturtevant Falls, Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA588687  Stephanomeria exigua subsp. coronaria Orlando Mistretta 1995-7-12 1906 Los Angeles San Gabriel Mountains. Little Rock Creek, Vincinity of Basin Campground. 1082 Comment
  UC57427  Stephanomeria exigua subsp. deanei J. H. Barber 1897-6-25 Los Angeles Santa Monica Forestry Station Comment
  RSA732846  Stephanomeria parryi R. G. Swinney 2001-5-18 7934 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  UCR163175  Stephanomeria pauciflora Anuja Parikh, Nathan Gale 2004-7-1 2076 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  RSA586170  Stephanomeria pauciflora var. pauciflora Orlando Mistretta 1995-10-2 1945 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA94983  Stephanomeria spinosa F. W. Peirson 1923-8-30 4742 Los Angeles Le Montaine north of Big Pines, Swartout Valley. 2226 Comment
  RSA0039643  Stephanomeria virgata R. G. Swinney 2010-5-29 13413 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA670035  Stephanomeria virgata Joseph M. Keefe 2001-1-19 30908 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  RSA709743  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  LA206426  Stipa coronata A. M. Johnson; 1928-4-1 275 Los Angeles Sunland Comment
  UCR271869  Stipa lepida R. G. Swinney 2010-3-24 12097 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCR255491  Stipa pulchra Dan S. Cooper 2014-5-30 514- 47 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, '1-Mile Tree' at clay lens on west side of upper Western Canyon 261 Comment
  UCR86826  Stipa pulchra Scott D. White 1995-4-27 2949 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