Search Results — 2000 specimen records retrieved (1613 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCSB16207  Abies concolor Gerhart, Janet 1963-4-6 Los Angeles Vincent Gap, 6 mi. W of Big Pines on State Highway 2 1950 Comment
  POM744  Abronia maritima D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts, Topanga Canyon Comment
  UCR193450  Abronia pogonantha R. G. Swinney 1999-6-5 7263 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  RSA460991  Abronia umbellata L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  LA200658  Abronia umbellata subsp. umbellata Jonathan Sauer; L. Birindelli, D. Birindelli 1968-5-6 4343 Los Angeles 4 Comment
  CATA3274  Acacia melanoxylon Ben Dion, Julia Parish 2017-1-30 006 Los Angeles Santa Catalina Island: Interior; Black Jack Campground: south of restrooms and lockers 461 Comment
  RSA584858  Acer macrophyllum Tim S. Ross 1993-6-1 7364 Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  UCR4151  Acer macrophyllum R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  CAS-BOT-BC211914  Achnatherum coronatum Tim Ross; Orlando Mistretta 1993-5-26 7300 Los Angeles Southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle, drainint to Wilson Canyno and Sylmar, W end of the San Gabriel Mtns. 993 Comment
  RSA129561  Achnatherum coronatum H. S. Yates 1937-6-24 6595 Los Angeles Pomona 162 Comment
  RSA310128  Achnatherum parishii Wayne E. Sawyer 1981-6-29 75 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  RSA589274  Achnatherum speciosum Timothy S. Ross 1991-4-28 4759 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA733169  Achnatherum speciosum R. G. Swinney 1998-8-1 6604 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  UC1133243  Achnatherum speciosum N. French 1934-5-11 354 Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  RSA0044610  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR183838  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SBBG78359  Acmispon americanus F. R. Fosberg 1931-7-11 4386 Los Angeles middle of Cape Cyn 200 Comment
  UCSB28555  Acmispon americanus Tanowitz, Barry 1974-6-29 Los Angeles Off Highway 101 at the junction of Calabasas Parkway road 304 Comment
  CAS-BOT-BC204764  Acmispon argophyllus var. argenteus Alice Eastwood 1917-7-20 6488 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC204776  Acmispon argophyllus var. argenteus L. E. Cox 1908-3-31 s.n. Los Angeles Catalina Island Comment
  LA48003  Acmispon dendroideus var. dendroideus F. R. Fosberg; 1932-5-6 8115 Los Angeles Santa Catalina Island, ridge above Villa Park, Avalon 60.0 Comment
  UCD104148  Acmispon glaber G. H. Vansell Date unknown s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA795197  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LS 0141 Los Angeles South side Pacific Crest Trail approx. 300 m. west of Mt. Hawkins 2603 Comment
  SBBG68093  Acmispon strigosus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  LA201184  Acmispon wrangelianus O. H. Kappler; 1941-4-13 200 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0083116  Acourtia microcephala R. G. Swinney 2010-6-4 13045 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA134796  Acourtia microcephala Percy C. Everett, E. K. Balls 1959-6-29 23874 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  UC75982  Acourtia microcephala Geo. B. Grant August 1902 945 Los Angeles Pasadena; Southern California Comment
  POM618  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1903-04 1263 Los Angeles Santa Monica Mountains Comment
  RSA0104904  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-10-25 15872 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
  RSA597138  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1961-6-9 7840 Los Angeles San Gabriel Mountains. Nameless gulch west of Lynx Gulch, off Big Tujunga Canyon. 1052 Comment
  UCSB41807  Adenostoma fasciculatum var. fasciculatum Ley, George 1971-6-8 Los Angeles San Gabriel Mts., Morris Res. area, from Hwy 39 to approx. 1 mi into Islip Canyon along stream. 609 Comment
  LA34177  Adenostoma sparsifolium Peter H. Raven; Henry J. Thompson 1959-9-20 14492 Los Angeles 304 Comment
  UC1127743  Adenostoma sparsifolium A. D. Gifford 1934-4-26 172 Los Angeles 3 mi. w. Castro Peak; Triunfo Pass Quad. Comment
  CAS-BOT-BC65566  Adiantum capillus-veneris Le Roy Abrams 1901-7-1 1878 Los Angeles West Fork of San Gabriel River Comment
  RSA727271  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6154 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  SEINET4556463 Image available Adiantum jordanii George B. Grant 1901-1 3924 Los Angeles Pasadena, Pacific Coast Comment
  LA205599  Aesculus californica Carl Epling; Nesta Dunn 1931-6-28 sn Los Angeles near Sandbergs, Ridge Route Comment
  RSA709572  Aesculus californica Robert J. Steers 2005-5-8 1 Los Angeles South Coast: Palos Verdes Peninsula: In drainage directly across the street from 445 P.V. Dr. North, Palos Verdes Estates. 55 Comment
  SFV16227  Aesculus californica P. A. Krueger 1994-5-18 50 Los Angeles San Gabriel Mountains 0.1 miles north on Mount Lowe Truck Trail from Chaney Trail. 700 Comment
  SD244242  Agalinis heterophylla R. G. Swiney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 meters upstream in East Fork (Glendora 7.5') 427 Comment
  RSA0093117  Ageratina adenophora Richard G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA609122  Ageratina adenophora Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 518 Comment
  CAS-BOT-BC295624  Agnorhiza ovata Mary Hall 1941-6-21 s.n. Los Angeles Big Tujunga drainage, Chilao Guard Station, San Gabriel Mts. Comment
  POM33864  Agoseris heterophylla var. heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. 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
  UC75801  Agoseris retrorsa Geo. B. Grant 1890-1 28 Los Angeles Pasadena Comment
  RSA0077386  Agrostis exarata Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. By old ruin. Comment
  CAS-BOT-BC139739  Agrostis gigantea I. M. Johnston 1917-8-22 1633 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 1524 Comment
  RSA330752  Agrostis idahoensis Wayne E. Sawyer 1981-7-24 104 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39. 1.8 miles from Dawson Saddle. 2287 Comment
  LA10252  Agrostis pallens Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA594553  Agrostis scabra F. R. Fosberg 1931-8-12 790 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA87121  Agrostis stolonifera Joseph A. Ewan, Nesta Ewan 1936-8-5 9948 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UCR173888  Agrostis stolonifera Scott D. White 2004-8-20 10732 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: west of Upper Big Tujunga Canyon Rd., c. 2 air mi N of the junction with Angeles Crest Hwy 1159 Comment
  RSA632450  Allium fimbriatum var. fimbriatum L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  RSA709577  Allium haematochiton A. C. Sanders, Helen Kennedy 2005-4-13 29472 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
  UC517548  Allium haematochiton John Thomas Howell 1928-3-2 3359 Los Angeles Vermont Canyon Griffith Park, Vermont Canyon Comment
  SBBG57489  Allium lacunosum var. davisiae R. Hoffmann 1932-4-9 Los Angeles road to Elizabeth Lake, 1 mi W of Palmdale Comment
  RSA225663  Allium peninsulare var. peninsulare Robert F. Thorne, A. C. Gibson 1971-5-22 39757 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon, 549 Comment
  RSA367118  Allium praecox C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  RSA28232  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  SEINET4044460  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  RSA584955  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-6-1 2766 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  LA34178  Alnus rhombifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13747 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  SFV846  Alnus rhombifolia A. Thompson 1959-4-18 s. n. Los Angeles Soledad Campground, along stream. Comment
  SEINET6041178  Alternanthera philoxeroides Unknown 1946-8-9 6222 Los Angeles San Gabriel. Rio Hondo at San Gabriel Blvd. Comment
  UCR216880  Amaranthus albus R. G. Swinney 2009-3-13 10110 A Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  RSA607602  Amaranthus albus L. C. Wheeler 1966-10-25 9070 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  POM155899  Amaranthus blitoides L. R. Abrams 1904-9-2 4183 Los Angeles Railroad embankment. Comment
  RSA592313  Amaranthus hybridus L. C. Wheeler 1966-9-21 8905 Los Angeles San Gabriel Mountains. Upper Coldbrook Creek. 1448 Comment
  CDA3280  Amaranthus retroflexus Phillipson 1915-7-16 Los Angeles Monrovia. Comment
  CDA20217  Amaryllis belladonna M. O'Brien 2003-9-1 MOB 25 -03 Los Angeles South Coast; El Matador State Beach. 0 Comment
  UC625096  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles toward Middle Ranch Canyon, open ridge in small canyon Cottonwood Canyon; Santa Catalina Island 140 Comment
  SD66867  Ambrosia chamissonis R. Mitchel Beauchamp 1967-3-19 334 Los Angeles San Clemente Island, sandy area south of Sherman Airfield Comment
  SD66868  Ambrosia chamissonis R. Mitchel Beauchamp 1967-3-19 333 Los Angeles San Clemente Island, south of Sherman Airfield on sandy soil Comment
  UCR133733  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S- 4879 Los Angeles Channel Islands, Little Harbor, Santa Catalina Island 2 Comment
  JEPS55240  Ambrosia psilostachya Lewis S. Rose 1966-12-24 66115 Los Angeles Westwood Village 121 Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  LA91102  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  RSA626233  Ambrosia psilostachya L. C. Wheeler 1966-10-1 8929 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  UCR100429  Ambrosia psilostachya Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  RSA764071  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR186875  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA527792  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4356 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCR186983  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32002 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA0091450  Amsinckia tessellata var. tessellata Gary Kovnat, LeRoy Gross 2003-2-16 18 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA592441  Anagallis arvensis Louis C. Wheeler 1967-5-13 9500 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA535879  Anagallis arvensis Tim S. Ross 1991-9-1 5893 Los Angeles Santa Ana Mountains. Near Mulholland Highway x Yerba Buena Road. 427 Comment
  RSA599617  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-4-16 9511 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  UCR223076  Ancistrocarphus filagineus R. G. Swinney 2009-5-13 10778 B Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCR184124  Androsace elongata subsp. acuta A. C. Sanders, T. B. Salvato 2007-4-24 33483 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  SFV799  Anemopsis californica R. L. Armacost 1933-7-4 8 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  CAS-BOT-BC64021  Anisocoma acaulis Timothy S. Ross 1994-5-25 7891 Los Angeles West summit of Liebre Mountain: 1708 Comment
  RSA679989  Anisocoma acaulis LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 875 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CAS-BOT-BC64023  Anisocoma acaulis H. M. Hall 1902-5-1 3075 Los Angeles Vicinity of Elizabeth Lake 1066 Comment
  SBBG31338  Anthemis cotula R. F. Thorne with P. C. Everett 1965-6-23 34961 Los Angeles Middle Ranch, in pasture near barn Comment
  RSA666623  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA683180  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1101 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA703622  Antirrhinum coulterianum Tim Thibault, Ryan Gilmore 2004-4-29 243 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  SEINET13203126 Image available Antirrhinum coulterianum R. G. Swinney 2010-1 12318 Los Angeles San Gabriel Mountains: north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream (San Fernando 7.5' Q.) (T3N R15W S23 ?) 549 Comment
  SFV15599  Antirrhinum coulterianum K. C. Molina, K. L. Garrett 1992-5-2 4 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  UCR124371  Antirrhinum kelloggii I. W. Clokey, B. C. Templeton 1929-1 4487 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR190248  Antirrhinum kelloggii R. G. Swinney 2000-5-21 7770 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  CDA41225  Antirrhinum multiflorum Phillipson 1915-6-7 3 .1.A Los Angeles Duarte. Comment
  POM354863  Antirrhinum multiflorum H. de Forest 1931-06 s.n. Los Angeles Ridge route NW part of L.A. county Comment
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  UCR118635  Antirrhinum multiflorum O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  LA33453  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). 320 Comment
  SBBG12205  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove 60 Comment
  UC1215170  Aphanisma blitoides Peter H. Raven 1962-4-11 17268 Los Angeles sandy beach due w Wall 2; San Clemente Island 9 Comment
  SD103333  Aphyllon vallicolum W. P. Armstrong 1979-7-6 Los Angeles Pomona College campus, west of junction between Mills Ave. and Blanchard Pl. Comment
  RSA590410  Apiastrum angustifolium T. S. Ross 1993-4-21 6863 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft) slope and small ridges N of Cactus Peak summit. 384 Comment
  RSA156191  Apium graveolens L. R. Abrams 2529 Los Angeles Ballona creek near Mesmer. Comment
  JEPS49796  Apocynum androsaemifolium Frank W. Peirson 1921-7-3 882 Los Angeles Vincent Gulch just below Rock Creek Divide; San Gabriel Mts., Vincent Gulch 2011 Comment
  UCR73383  Apocynum androsaemifolium T. S. Ross 1991-8-14 5776 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  UC136279  Aquilegia formosa C. F. B. 1903-8-2 3673 Los Angeles near Claremont; San Antonio Canyon Comment
Read comments
Jul 2 2008
  RSA0126362  Arabis glabra var. glabra R. G. Swinney 2009-6-3 11059 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR51862  Arabis pulchra Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA0128608  Arabis repanda var. repanda R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42228 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  UCR147293  Arabis sparsiflora var. sparsiflora Orlando Mistretta, Peter L. Morrell 1992-6-4 508 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  SBBG119287  Arbutus menziesii V. Soza, L. Gross 1999-7-15 630 Los Angeles Helispot off Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  POM2150  Arceuthobium campylopodum I. M. Johnston 1917-8-22 1720 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  CAS-BOT-BC23852  Arctostaphylos catalinae Brandegee 1889-5-1 24 Los Angeles Santa Catalina Island Comment
  RSA626776  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20496 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  RSA631200  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21975 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  CHSC68178  Arctostaphylos glauca Allen Massihi 1992-7-27 15736 Los Angeles Southwest of Bear Divide, off Little Tujunga Rd. San Gabriel Mtns. 950 Comment
  RSA0039462  Arctostaphylos glauca R. G. Swinney 2010-6-21 13253 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA367300  Arctostaphylos glauca L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon Comment
  RSA550440  Arctostaphylos glauca T. S. Ross 1992-7-10 6641 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA631638  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15634 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631690  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15982 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  POM11420  Arctostaphylos parryana I. M. Johnston 1917-7-28 1575 Los Angeles San Antonio Canyon, San Antonio Mountains 1677 Comment
  RSA157966  Arctostaphylos parryana Marcus E. Jones 1927-8-1 s.n. Los Angeles San Gabriel Mountains. Swartout [Swarthout] Valley. Comment
  UC1366115  Arctostaphylos parryana Jeannette L. Huber 1969-9-14 1036 Los Angeles c. 30 mi n Azusa; San Gabriel Mtns. 2286 Comment
  RSA634755  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20408 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA634855  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20573 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634866  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20264 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635091  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20350 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635159  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20273 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  UCR85822  Arenaria macradenia var. arcuifolia T. S. Ross, Steve Boyd 1991-7-24 5615 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  RSA652147  Argemone munita Orville Armstrong 1949-5-1 s.n. Los Angeles 1.5 miles north of Pomona. Loam soil. 305 Comment
  RSA385030  Aristida purpurea var. purpurea Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
Read comments
Jun 12 2014
  CATA3212  Artemisia californica Julie L. King 2016-11-30 31 Los Angeles Santa Catalina Island: Along Quarry Haul Rd., east side, about 1/4 mile by road from SE junction with Empire Landing Rd. 157 Comment
  POM305684  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1937-8-29 982 Los Angeles Altadena. 396 Comment
  RSA226244  Artemisia californica Gary D. Cromwell, David W. Wheat 1971-5-14 643 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  UC625051  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  UCR212820  Artemisia douglasiana Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1801 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive, Lario San Gabriel River Trail ] 181 Comment
  RSA94405  Artemisia douglasiana F. W. Peirson 1924-10-26 5265 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  UCR276877  Artemisia dracunculus R. G. Swinney 2011-10-13 15777 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  SBBG47182  Artemisia dracunculus R. N. Philbrick 1973-7-20 Los Angeles Malibu 15 Comment
  RSA774794  Artemisia tridentata R. G. Swinney 2009-7-29 11405 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC97274  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  CAS-BOT-BC97292  Artemisia tridentata subsp. parishii Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  RSA594313  Artemisia tridentata subsp. parishii Steve Boyd, Lauren Raz 1996-10-14 9045 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA385369  Arundo donax Robert Gustafson 1981-4-14 2184 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR150470  Asclepias californica R. G. Swinney 1999-6-21 7391 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  SBBG113275  Asparagus asparagoides S. A. Junak with M. L. Hoefs 1997-6-4 SCa 409 Los Angeles small cove at W end of Empire Landing rock quarry site 6 Comment
  RSA574287  Asparagus asparagoides John Dolan 1993-3-15 s.n. Los Angeles Claremont: grounds of RSABG. 410 Comment
  CATA3530  Asparagus officinalis Peter J. Dixon 2017-8-23 097 Los Angeles Santa Catalina Island: Interior; Black Jack Campground, n toe of slope, sw of campsites. Likely established during historical period at Black Jack Hunting camp 0 Comment
  UCR229172  Asparagus officinalis Dan S. Cooper 2010-1 1210- 31 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC68855  Aspidotis californica Ernest Braunton 1902-6-4 419 Los Angeles Griffith Park Comment
  LA82521  Aspidotis californica O. H. Kappler; 1941-3-9 106 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon 365 Comment
  UC811520  Aspidotis californica Ira W. Clokey, B. Templeton Apr. 1929 4435 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA5538  Aster bernardinus C. B. Wolf 1932-9-16 4104 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA595582  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR99512  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  NY621863  Astragalus brauntonii G. T. Hastings 1942-6-9 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR95191  Astragalus coccineus Michael C. Long 1974-4-21 s.n. Los Angeles San Gabriel Mtns., Holcomb Creek, 0.25 mi. south of Big Rock Creek. 1189 Comment
  UC13354  Astragalus didymocarpus var. dispermus J. Burtt Davy May 9 1896-May 24 1896 2629 Los Angeles Leonis Valley , Antelope Valley (Antelope Valley, in Cienega) Comment
  RSA584966  Astragalus douglasii var. douglasii T. S. Ross 1990-6-1 2762 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA533466  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  CAS-BOT-BC187097  Astragalus lentiginosus var. borreganus Roxana S. Ferris 1918-6-12 911 Los Angeles Lancaster Comment
  RSA341424  Astragalus miguelensis F. C. Boutin 1967-5-23 1625 Los Angeles San Clemente Island: N end of island at West Cove Comment
  SEINET10877850  Astragalus miguelensis Robert F. Thorne 1966-4-16 Thorne 36041 Los Angeles San Clemente Island: Sandy bank of old, raised beach, 2/3 mile SSE of Eel Point and N of Seal Cove, SW side of island. 30 Comment
  LA205705  Astragalus purshii var. tinctus Carl Epling; 1931-5-16 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET269154  Astragalus trichopodus Scott D. White 1995-3-15 2564 Los Angeles Upslope from Winter Canyon near Pepperdine Univ. N of Pacific Coast Hwy. E of Malibu Cyn. Rd. SW of Malibu Civic Cen 91 Comment
  UCR50685  Astragalus trichopodus subsp. leucopsis Lyman Benson, Joseph Lanjoiw, Robert Benson 1953-5-2 15111 Los Angeles Channel Islands, Santa Catalina Island, White's Landing. 15 Comment
  SBBG38920  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5508 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  RSA415735  Astragalus trichopodus var. lonchus Anstruther Davidson 1893-03 s.n Los Angeles Los Angeles. Comment
  CAS-BOT-BC199094  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Near Newhall, Sand Canyon, San Gabriel Mts. 457 Comment
  RSA624073  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  RSA251424  Atriplex argentea subsp. expansa R. F. Thorne 1966-4-16 36023 Los Angeles San Clemente Island, Wilson Cove, NE end of island. 30 Comment
  SBBG105378  Atriplex argentea var. expansa H. L. Ferguson 1981-8-11 260 Los Angeles main rd, S of old airfield 259 Comment
  UC205347  Atriplex argentea var. mohavensis Ernest Braunton July 1901 138 Los Angeles Los Angeles Los Angeles (waste ground) Comment
  CAS-BOT-BC168267  Atriplex canescens var. canescens Timothy S. Ross; J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: Open desert, on NW corner of Black Butte Basin Road and Avenue U, ca 1275 m SW of Three Sisters buttes 959 Comment
  RSA586440  Atriplex canescens var. canescens Orlando Mistretta 1995-2-28 1524 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  RSA711444  Atriplex covillei LeRoy Gross 2005-5-19 2309 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA723069  Atriplex lentiformis LeRoy Gross 2007-5-16 2737 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. 273 Comment
  RSA713910  Atriplex lentiformis subsp. lentiformis R. E. Riefner 2006-7-29 6 -328 Los Angeles Torrance, Victoria Park, Dominguez Channel, vicinity of Del Amo Blvd. and Carson Plaza Dr. 9 Comment
  RSA478306  Atriplex leucophylla F. R. Fosberg 1931-5-4 S- 4759 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. Comment
  UCD97669  Atriplex rosea Daryl Koutnik 1978-9-3 s.n. Los Angeles northwest of the junction of Saticoy and Winnetka in the San Fernando Valley. 243 Comment
  SEINET4136308  Atriplex torreyi Howard Stutz 1982-7-9 9027 Los Angeles Lancaster, California.; 0 Comment
  UC205298  Atriplex watsonii R. L. Pendleton 1909-7-6 1427 Los Angeles Catalina Cove - Isthmus Santa Catalina Id. (Santa Catalina Id); , Catalina Cove - Isthmus 6 Comment
  RSA758711  Avena barbata R. G. Swinney 2008-12-2 9916 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  SEINET13203172 Image available Avena barbata R. G. Swinney 2010-1 12481 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR258834  Avena barbata R. G. Swinney 2010-3-22 12021 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  IRVC1477  Avena fatua McGuire 1965-4-16 HS 75 Los Angeles San Gabriel. Transverse Ranges Comment
  RSA0008312  Baccharis malibuensis Carl Wishner, Suzanne Goode 2000-10-13 3950 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot 58 Comment
  CAS-BOT-BC98155  Baccharis salicifolia Timothy S. Ross; Steve Boyd 1994-5-10 7706 Los Angeles Liebre Mountains, Saddle divide between East Fork Fish Canyon adn Warm Springs Canyon: vicinity, crossroads of 890 Comment
  LA203016  Baccharis salicifolia Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Santa Anita Comment
  LA91450  Baccharis salicifolia Bruce Douglas Clayton; Greg Clayton 1972-4-1 50 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons 490 Comment
  UCSB27664  Baccharis salicifolia Lavinger, S. 1975-10-27 Los Angeles On Bear Divide 1 mile west from its junction with Little Tujunga Road; Little Tujunga Canyon 609 Comment
Read comments
Nov 12 2014
  LA50821  Bassia hyssopifolia A. M. Johnson; 1932-5-14 4067 Los Angeles Santa Monica Mountains, mouth of canyon, Pacific Palisades Comment
  RSA721720  Berberis aquifolium var. aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles Glendora, Big Dalton Canyon 378 Comment
  UCR127383  Berula erecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25524 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR271891  Blitum californicum R. G. Swinney 2010-4-28 12405 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC482055  Bloomeria crocea var. crocea Timothy S. Ross 1992-5-24 6412 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam); Rancho Santa Ana Botanic Garden, San Gabriel Mountains 475 Comment
  CAS-BOT-BC482060  Bloomeria crocea var. crocea Alice Eastwood 1906-5-27 29 Los Angeles Garvanza Comment
  SJSU1861  Boechera arcuata J. W. Tilden 1957-4-18 1107 Los Angeles Glendora Mt, S-central San Gabriel Mts Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  POM1035  Bothriochloa barbinodis M. Durant 1918-4-11 s.n. Los Angeles Lone Hill near Glenndora. 366 Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SEINET3480987  Bougainvillea spectabilis Unknown 1939-7-10 120 Los Angeles Los Angeles, Los Angeles Comment
  UC1587748  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 Los Angeles 1800 ft se of Malo Knoll (w fork of Near-Death Canyon, draining to Mosquito Cove (beginning 800 ft n of Rest marker), San Clemente Island); San Clemente Island, Near-Death Canyon 304 Comment
  UCR194626  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  SFV2315  Brachychiton populneum P. G. Kilburn 1957-12-8 568 Los Angeles San Fernando Valley Los Angeles, Northridge. Northeast corner of Nordhoff Street and Zelzah Avenue. 258 Comment
  CAS-BOT-BC100410  Brickellia californica Joseph Andorfer Ewan 1936-8-2 9911 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  CAS-BOT-BC100430  Brickellia californica I. M. Johnston 1917-7-31 1536 Los Angeles Icehouse [Canon] Canyon 2209 Comment
  UCR138901  Brickellia microphylla L. C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek, just above Angeles Crest Highway 2134 Comment
  CAS-BOT-BC127697  Brickellia microphylla var. microphylla I. M. Johnston 1917-8-21 1643 Los Angeles San Antonio Mountains. Uper San Antonio Canon 1676 Comment
  CAS-BOT-BC106145  Brickellia nevinii F. Grinnell Jr. 1911-9-29 s.n. Los Angeles Bailey Canyon [Canon] - San Gabriel Mts. 762 Comment
  SBBG66106  Brickellia nevinii S. W. Hutchinson, M. N. Ackley 1927-1 172 Los Angeles Mint Cyn 457 Comment
  UC73946  Brickellia nevinii Rev. J. C. Nevin Los Angeles Newhall Mts. Comment
  RSA314058  Briza maxima C. W. Tilforth 1983-6-21 2225 Los Angeles Along east wall of potting shed, RSABG, Claremont Comment
  CATA3005  Brodiaea jolonensis Peter J. Dixon 2015-4-27 039 Los Angeles Santa Catalina Island: Women's Club Grove, near Airport Rd. 2.75 miles NE or Avalon 426 Comment
  RSA177698  Brodiaea jolonensis Robert F. Thorne, Percy C. Everett 1965-5-12 34625 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  LA33372  Bromus arizonicus Peter H. Raven; 1959-4-19 14012 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 0.8 mi E of Ventura County line, near mouth of arroyo. 7 Comment
  UCR277073  Bromus carinatus R. G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UC1584928  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1991-7-24 5617 Los Angeles nne of Granite Mountain 1874 Comment
  UC816137  Bromus carinatus var. carinatus F. R. Fosberg 1931-4-14 S 4608 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagles Nest Eagles Nest; Santa Catalina Island, Middle Ranch Canyon, Eagles Nest 180 Comment
  CAS-BOT-BC149192  Bromus carinatus var. carinatus Peter H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Driver near Beverly Glen Boulevard. 381 Comment
  RSA0093470  Bromus carinatus var. marginatus Richard G. Swinney 2011-6-7 15065 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  LA105374  Bromus diandrus Barry A. Prigge; 1989-4-23 8477 .1 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  RSA536079  Bromus diandrus Timothy S. Ross 1991-5-21 5424 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  RSA650412  Bromus diandrus Richard Schlichting 1948-5-11 s.n. Los Angeles On Valley Center near Cypress Ave. 5 miles east of Covina 244 Comment
  UCR259186  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA578133  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-13 7128 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 meters NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  POM257623  Bromus hordeaceus L. C. Wheeler 1934-4-6 2509 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  POM363865  Bromus hordeaceus S. F. Patton 1914-4-19 7 Los Angeles Los Angeles. Comment
  POM7110  Bromus hordeaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2484 Los Angeles Lone Hill, San Dimas. Comment
  RSA0106845  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  SBBG80111  Bromus hordeaceus E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  RSA574282  Bromus hordeaceus subsp. molliformis T. S. R., Janet Takara, M. Gay 1993-4-20 6830 Los Angeles Santa Catalina Island: Indian Head Rock, SSW of, and overlooking Little Harbor. Santa Catalina North USGS quad. 79 Comment
  RSA0113726  Bromus madritensis Steven A. Junak 1999-5-20 SCa- 944 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 305 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
  SEINET10523822  Bromus rigidus Meryle B. Dunkle 1939-5-30 Dunkle 8139 Los Angeles Canyon bank, east side landing Santa Barbara Island. Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  IRVC26205  Bromus tectorum A. C. Sanders, Mark A. Elvin 2003-6-18 26958 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  RSA0019998  Bromus tectorum Timothy S. Ross, Steve Boyd 1990-5-14 2470 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  UCD59908  Bromus tectorum var. glabratus A. A. Beetle 1942-4-24 3214 Los Angeles 6 miles W of Llano. Comment
  SEINET239043 Image available Bromus trinii A. C. Sanders, D. Maueg; K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains; Soledad Pass area at north foot of mtns. ca. 5 miles SW of Palmdale along SCE Mesa-Vincent Subs 1000 Comment
  UCR264748  Bromus trinii Steve Boyd, Gary D. Wallace 2011-4-14 12308 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC438410  Calandrinia ciliata Huron H. Smith 1912-3-27 4939 Los Angeles Azusa 304 Comment
  SEINET12190686  Callistemon citrinus J. F. Bright, Wyman, C. 1931-1 5327 Los Angeles Hollywood Comment
  CHSC5089  Calocedrus decurrens M. MacArthur 1967-7-16 74 Los Angeles Found at Charlton flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA786900  Calocedrus decurrens Doris Bowers 1957-4-27 36 Los Angeles Camp LaVerne, Barton Flats 2134 Comment
Read comments
Jul 19 2013
  CAS-BOT-BC492128  Calochortus albus Geo. B. Grant 1904-6-16 s.n. Los Angeles Pasadena; Millard Canyon Lake Comment
  SBBG31426  Calochortus catalinae R. F. Thorne 1966-4-4 35780 Los Angeles Blue Cavern Pt 30 Comment
  CAS-BOT-BC132345  Calochortus clavatus Reid Moran 1941-8-17 862 Los Angeles Pico Canyon 600 Comment
  RSA70526  Calochortus invenustus Frank W. Peirson 1922-7-5 3188 Los Angeles Mountain north of Big Pines 2286 Comment
  CAS-BOT-BC132477  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 Comment
  SFV21850  Calochortus splendens J. D. Dilley 1997-5-2 s. n. Los Angeles Santa Monica Mountains Mulholland Highway, 0.3 miles west of Cold Canyon Road. 275 Comment
  RSA369026  Calochortus venustus Anstruther Davidson 1914-05 s.n. Los Angeles Newhall. Comment
  RSA778570  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-22 4725 Los Angeles Chino-Puente Hills region: Upper Brea Canyon, beside dirt access road 137 m W of the Brea Ridge MtrWay and 703 m E of Brea Canyon Road. 287 Comment
  UCR86823  Calystegia macrostegia Scott D. White 1995-4-27 2970 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CAS-BOT-BC224319  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island. Northwest Harbor 15 Comment
  POM219991  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1932-5-6 8124 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 60 Comment
  RSA535887  Calystegia macrostegia subsp. intermedia Tim Ross 1991-9-2 5930 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  RSA230208  Calystegia occidentalis subsp. fulcrata R. F. Thorne 1969-7-2 38270 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  UCR159920  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles Transverse Ranges; San Gabriel Mountains region, Vicinity of Mt. Baden Powell, Near Vincent Gap above Vincent Gulch 2012 Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  SBBG122096  Calystegia peirsonii A. Parikh, N. Gale 2000-4-30 1731 Los Angeles SE of confluence of Castaic Crk and Santa Clara River, N side of Santa Susana Mtns 310 Comment
  POM3206  Camissonia bistorta P. A. Munz 1918-4-16 2063 Los Angeles Claremont, Pomona College Campus Comment
  RSA466159  Camissonia californica Christopher Davidson 1973-4-6 1867 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  UCR149894  Camissonia campestris R. G. Swinney 1999-6-18 7312 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA316353  Camissonia campestris subsp. campestris Robert F. Thorne, Walter Wisura, Susanne Granger, Pamela Burton 1982-4-20 54965 Los Angeles 2.5 miles S of Llano 1159 Comment
  RSA728335  Camissonia campestris subsp. campestris Gary D. Wallace 1982-4-17 1909 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SBBG22760  Camissonia campestris subsp. campestris D. Myrick 1965-3-5 1088 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  RSA454050  Camissonia cheiranthifolia subsp. suffruticosa F. R. Fosberg 1930-6-23 S 2989 Los Angeles Del Rey. 2 Comment
  UCR184105  Camissonia graciliflora A. C. Sanders, T. B. Salvato 2007-4-24 33485 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA628809  Camissonia hirtella Scott D. White, Dave Bramlet 1998-6-29 6819 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
  RSA779208  Camissonia hirtella R. G. Swinney 2009-6-8 11076 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA599761  Camissonia ignota Steve Boyd, Lauren Raz 1997-5-6 9780 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA449015  Camissonia intermedia Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  UCR241709  Camissonia micrantha Dan S. Cooper 2012-4-14 412- 20 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park, Vermont Canyon area, near mouth of canyon behind tennis courts 259 Comment
  UCR123644  Camissonia pallida subsp. pallida Steven R. Hill, K. Kramer 2001-4-22 33370 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA587155  Camissonia pallida subsp. pallida Orlando Mistretta 1995-4-28 1652 K Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  RSA199193  Camissonia robusta Robert F. Thorne, D. Propst 1968-5-27 37643 Los Angeles Santa Catalina Island: behind dunes, Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  RSA0107284  Camissonia strigulosa R. G. Swinney 2011-5-10 14659 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  SD92003  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp, T. Oberbabauer 1975-8-25 22700 Los Angeles San Clemente Island; at west edge of sandy flat, northwest end of island. 4 Comment
  SD87814  Camissoniopsis hirtella F. W. Peirson 1919-5-10 4698 Los Angeles San Gabriel Mountains. 914 Comment
  SFV13116  Camissoniopsis ignota W. M. Perry 1980-10-19 126 Los Angeles San Gabriel Mountains Cattle Canyon Comment
  UCR282205  Camissoniopsis pallida R. G. Swinney 2014-5-1 16320 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA0051517  Campanula poscharskyana Mark Giebel 1965-5-21 s.n. Los Angeles Tarzana. 274 Comment
  RSA592140  Capsella bursa-pastoris L. C. Wheeler 1967-4-30 9207 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  SDSU19959  Capsella bursa-pastoris S. H. Bullock 1968-3-26 10 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  UCR259043  Capsella bursa-pastoris R. G. Swinney 2010-3-14 11898 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR214663  Cardamine A. C. Sanders, Dan S. Cooper 2010-4-30 38134 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC37458  Cardamine californica LeRoy Ellsworth Detling 1935-4-8 1569 Los Angeles La Sierra Canyon, 1 mile above Seminole Hot Sprigns. Comment
  UCR13469  Cardamine 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
  UCR64286  Cardamine debilis Harry Spilman 1988-3-12 s.n. Los Angeles From potted plants at Theodore Payne Nursery, Sun Valley 310 Comment
  POM156368  Cardionema ramosissimum L. R. Abrams 1902-6-11 2517 Los Angeles Playa del Rey. Comment
  UC53945  Cardionema ramosissimum Ernest Braunton 1902-5-25 347 Los Angeles Redondo Comment
  RSA733771  Carex alma R. G. Swinney 1998-7-29 6527 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
  UCR150978  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope Smith Mountain, along Bear Creek Trail 1250 Comment
  UC212795  Carex phaeocephala I. Johnston 1917-7-4 1399 Los Angeles summit Baldy 3048 Comment
  POM222224  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon 640 Comment
  SD181805  Carex schottii Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  CAS-BOT-BC116599  Carex subfusca Robert F. Thorne; C. W. Tilforth; J. Dourley 1969-7-29 38875 Los Angeles San Gabriel Mts. Angeles National Forest, Near Lodgepole Picnic area, 2331 Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  SBBG31288  Castilleja affinis R. F. Thorne 1966-4-5 35831 Los Angeles Cottonwood Cyn Comment
  SD90287  Castilleja affinis Robert F. Thorne 1970-3-5 39350 Los Angeles Santa Catalina Island; NE slope of Blackjack Mt., at upper end of Swain's Canyon 395 Comment
  CATA1097  Castilleja affinis subsp. affinis Mark L. Hoefs 1995-5-23 2051 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  LA200845  Castilleja affinis subsp. affinis D. Bradbury; J. Sauer 1969-7-14 4610 Los Angeles Comment
  LA2090181  Castilleja affinis subsp. affinis A. M. Johnson; 1932-4-17 3952 Los Angeles Antelope Valley, hillside W of palmdale Comment
  SFV10452  Castilleja applegatei subsp. martinii M. L. Vincent 1964-6-24 577 Los Angeles San Gabriel Mountains Wrightwood Road, 2 miles west of Wrightwood, near the campground west of ranger station. 2070 Comment
  UC1408948  Castilleja applegatei subsp. martinii Donald R. Bissing 1973-4-6 36 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 762 Comment
  RSA714913  Castilleja exserta A. C. Sanders, Mark A. Elvin 2003-4-14 25978 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 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
  LA51888  Castilleja exserta subsp. exserta A. M. Johnson; 1932-4-4 3929 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA400539  Castilleja foliolosa Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Caltalina Island Comment
  RSA549788  Castilleja foliolosa Wandalee Thompson 1964-4-8 21 Los Angeles Liebre Mtns.: Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  SD69550  Castilleja foliolosa Robert F. Thorne, P. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island; mouth of Hamilton Canyon, NW of Avalon, north-facing bluff 7 Comment
  RSA448650  Castilleja linariifolia Roger Minahan 1934-06 20144 Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA0062693  Castilleja miniata subsp. miniata R. G. Swinney 2010-10-13 14016 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  SBBG66949  Castilleja minor subsp. spiralis R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR204757  Castilleja minor subsp. spiralis R. G. Swinney 2005-8-9 8431 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA588971  Castilleja plagiotoma Orlando Mistretta 1994-6-8 1352 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1159 Comment
  RSA730547  Castilleja plagiotoma Robert F. Thorne 1973-5-11 43461 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  RSA81452  Castilleja plagiotoma F. W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, south of Swartout Valley 2287 Comment
  UC1929507  Caulanthus amplexicaulis var. amplexicaulis LeRoy Gross, Duncan Bell 2008-5-27 3424 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; East of Mill Creek, and Angeles Forest Highway. west from the Falcon Mine. Southwest of Mill Creek summit. 1311 Comment
  RSA531094  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse 1893-05 1853 Los Angeles Acton Comment
  POM369306  Caulanthus coulteri var. coulteri Ora M. Clark 1929-3-29 1821 Los Angeles East of Sandberg. Comment
  SBBG77958  Caulanthus lasiophyllus F. R. Fosberg 1931-4-13 4594 Los Angeles Pebbly Beach Cyn 25 Comment
  RSA399161  Ceanothus arboreus Blanche Trask 1900-03 1931 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA77147  Ceanothus crassifolius F. W. Peirson 1903-2-14 5378 Los Angeles Arroyo Seco near Pasadena Comment
  SDSU10251  Ceanothus crassifolius Lorenzo Cook 1932-3-1 Los Angeles Arroyo Seco Canyon. Comment
  OBI36778  Ceanothus cuneatus David J. Keil 1980-3-27 13746 Los Angeles 1 mi E of Ridge rte on Pine cyn rd (LA county rd N-2) 1189 Comment
  CAS-BOT-BC50149  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So. Calif. 1828 Comment
  UCR223795  Ceanothus integerrimus R. G. Swinney 2009-8-25 11476 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA0091709  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA724568  Ceanothus leucodermis K. Dobry 1991-4-22 462 Los Angeles West San Gabriel Mts. along Sand Cyn to Whitney Cyn Comment
  RSA754113  Ceanothus leucodermis Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1816 Los Angeles San Gabriel River above Morris Dam 385 Comment
  UC147953  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon Comment
  LA82213  Ceanothus megacarpus O. H. Kappler; 1941-3-26 149 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon, N slope. 761 Comment
  RSA261705  Ceanothus megacarpus var. insularis T. S. Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island. Comment
  RSA526612  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4194 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  POM17614  Ceanothus oliganthus var. oliganthus P. A. Munz 1923-3-10 7322 Los Angeles Palmer Canyon Wash, north of Claremont. Wash west of North Indian Hill Boulevard. Comment
  RSA702181  Ceanothus oliganthus var. oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA703591  Ceanothus perplexans Gary D. Wallace, M. Wallace 1983-5-20 2075 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA247107  Ceanothus spinosus Gary D. Wallace 1966-3-18 156 Los Angeles Along Little Sycamore Rd. in Triumpho [Triunfo] Canyon. 610 Comment
  UCR223191  Ceanothus vestitus R. G. Swinney 2009-7-22 11298 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UC1131363  Cenchrus longispinus H. S. Yates 1936-8-28 6356 Los Angeles 5 mi ese Palmdale; Elizabeth Lake Quad. Comment
  UC1584741  Centaurea melitensis Tim Ross and Annette Ross 1991-6-3 5517 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill Comment
  IRVC26477  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26139 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
  UC934032  Centaurea melitensis H. L. Cogswell 1951-5-18 102 Los Angeles 0.6 mi n of San Dimas Park; San Gabriel Mountains 457 Comment
  UCD130050  Centaurea melitensis Mark Hoefs; Doug Propst 1973-5-4 240 Los Angeles Santa Catalina Island, Indian Head Point. 60 Comment
  UCR163189  Centaurium venustum Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  CDA6630  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road Comment
  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
  RSA747411  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  POM279718  Centrostegia thurberi var. thurberi Victor Duran 1933-5-23 3417 Los Angeles near Lancaster Comment
  RSA442197  Cerastium fontanum subsp. vulgare Anstruther Davidson 1993-5-1 s.n. Los Angeles Los Angeles. Comment
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Aug 10 2012
  RSA675937  Cerastium glomeratum LeRoy Gross 2003-3-9 796 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
  UCR11937  Cerastium glomeratum H. J. Thompson 1959-11-23 3008 Los Angeles Western Transverse Range; Santa Monica Mtns., S shore of Upper Franklin Canyon Reservoir 259 Comment
  UCR147603  Ceratophyllum demersum L. C. Wheeler 1946-8-24 6232 Los Angeles Transverse Ranges: San Gabriel Mountains, Crystal Lake 1677 Comment
  LA47756  Cercocarpus betuloides W. R. Ernst; May 1947 sn Los Angeles San Gabriel Canyon, Crystal Lake area Comment
  CAS-BOT-BC142111  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  CAS-BOT-BC142131  Cercocarpus betuloides var. betuloides Carl B. Wolf 1927-7-24 679 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  UC625151  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA449451  Cercocarpus ledifolius Bonnie C. Templeton 1933-5-16 5131 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  SBBG2903  Cercocarpus ledifolius var. intermontanus H. and M. Dearing 1949-5-1 6767 Los Angeles Rock Crk 1828 Comment
  RSA733175  Chaenactis artemisiifolia R. G. Swinney 1998-8-5 6664 Los Angeles San Gabriel Mtns.: East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch. 1098 Comment
  UCR258912  Chaenactis artemisiifolia R. G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC279523  Chaenactis artemisiifolia John Thomas Howell 1928-6-10 3877 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  RSA702951  Chaenactis fremontii Scott D. White, Michael Honer 2004-3-30 9961 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SD41999  Chaenactis fremontii Darley F. Howe 1947-5-4 Los Angeles Near Vincent, Western Mohave Desert. Comment
  UCR281292  Chaenactis fremontii R. G. Swinney 2014-4-17 16082 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  JEPS30570  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -76 Los Angeles center of Antelope Valley Comment
  RSA717340  Chaenactis glabriuscula Scott D. White, Pam De Vries 2006-5-9 11385 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR186978  Chaenactis glabriuscula A. C. Sanders 2006-4-10 31987 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA640252  Chaenactis glabriuscula R. F. Thorne, C. W. Tilforth 1971-4-9 41538 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  UCSB69243  Chaenactis glabriuscula Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns. region; Ridgeline to Mt. Emma and cyn. S of this ridge; W from Mt. Emma; east of Mt. Emma Rd.; near 34.45864 N, 118.08684W to 34.46310N, 118.07530W; (Pacifico Mtn. 7.5 Quad. T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1413 Comment
  CHSC83997  Chaenactis glabriuscula var. glabriuscula John Dittes 1990-6-20 135 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
  POM305671  Chaenactis glabriuscula var. glabriuscula Henry J. Ramsey, Henry J. Ramsey 1939-4-18 995 Los Angeles Antelope Valley. [Los Angeles or Kern County] Comment
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Nov 26 2016
  POM351758  Chaenactis glabriuscula var. glabriuscula L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  POM5994  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 15733 Los Angeles Playa Del Rey Comment
  RSA654071  Chaenactis glabriuscula var. glabriuscula Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 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 426 Comment
  POM351781  Chaenactis glabriuscula var. glabriuscula Robin S. Collins 1973-5-15 262 Los Angeles Into [Trail] cyn. ca. 1 mi from beginning of pack trail. 701 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
  UCR263060  Chaenactis glabriuscula var. lanosa Mitch Provance 2008-4-14 408- 07 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
  UCR206436  Chaenactis santolinoides R. G. Swinney 2008-6-10 8985 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR194598  Chaenactis stevioides R. G. Swinney 1999-5-1 7086 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  RSA777923  Chaenactis xantiana Orlando Mistretta, Christine Mistretta 2010-5-20 5152 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  POM13533  Chaenactis xantiana F. W. Peirson 1922-7-5 3163 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  RSA121186  Chaenactis xantiana A. D. Gifford 1935-3-31 531 Los Angeles 5.6 miles NW of Redrock Mtn, Tejon, 1280 Comment
  RSA598276  Chamaesyce melanadenia R. G. Swinney 1989-4-1 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. Owl Flats,' in a disturbed area 488 Comment
  SBBG67772  Chamaesyce serpillifolia subsp. serpillifolia R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  UCR277051  Chenopodium R. G. Swinney 2011-9-22 15670 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SFV6437  Chenopodium K. A. Wilson 1974-5-29 1415 Los Angeles San Fernando Valley North Hollywood. Hatteras Street east of Beck Ave. Comment
  UCR205637  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36992 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
  RSA0114180  Chenopodium album Steven A. Junak 2000-6-30 SCa- 1355 Los Angeles Santa Catalina Island. At upper end of Little Harbor, near camp area, campground (N end). 8 Comment
  RSA133815  Chenopodium ambrosioides H. J. Thompson 1959-11-23 3006 Los Angeles South shore of Upper Franklin Canyon Reservoir. 259 Comment
  RSA595587  Chenopodium berlandieri Lauren Raz, Steve Boyd 1996-10-23 55 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  SD181600  Chenopodium berlandieri LeRoy Gross, Michael Denslow,B. Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles Transverse Ranges, Verdugo Mtns, south side of mtns, Brand Cyn, below large waterfall, where cyn forks off; Burbank 7.5' quad.; area burned last year. At check dam (man-made waterfall). 392 Comment
  RSA702158  Chenopodium botrys Michael Honer 2004-6-22 1983 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA188192  Chenopodium californicum R. F. Thorne, P. C. Everett 1965-6-22 34903 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  UC452529  Chenopodium californicum C. F. Millspaugh 1920-2-3 4658 Los Angeles Avalon Canyon Santa Catalina Island (along the arroyo) Comment
  UC452631  Chenopodium californicum C. F. Millspaugh 1920-2-7 4696 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  UCR138993  Chenopodium californicum L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  CHSC35494  Chenopodium murale James Henrickson 1979-5-23 18184 Los Angeles Ca. 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 411 Comment
  SBBG130724  Chlorogalum pomeridianum S. A. Junak 2000-7-1 SCa 1370 Los Angeles just SW of Cape Cyn reservoir, upper Cape Cyn 344 Comment
  UCR124384  Chlorogalum pomeridianum I. W. Clokey, B. C. Templeton 1929-1 4587 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA527797  Chlorogalum pomeridianum Timothy S. Ross, Annette H. Ross 1991-6-3 5527 Los Angeles Elephant Hill: W Pomona. 287 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  UC1584725  Chlorogalum pomeridianum var. pomeridianum Tim Ross and Annette Ross 1991-6-3 5527 Los Angeles northwesterly slope of hill west Pomona, Elephant Hill 286 Comment
  SBBG128649  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-30 2961 Los Angeles Newhall Ranch, W side of Grapevine Mesa, 4 km SW (216 deg ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  LA52284  Chorizanthe staticoides Mary Reynolds; 1937-5-20 183 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM6770  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Comment
  RSA714684  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 2003-6-18 26954 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  UC849171  Chorizanthe staticoides Alice Eastwood 1913-5-11 3144 Los Angeles San Fernando Wash Comment
  UCD99987  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR155359  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 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
  RSA706435  Chorizanthe watsonii LeRoy Gross 2005-6-23 2377 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  UCR227717  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles San Gabriel Mountains, Monte Cristo Canyon, triutary of Mill Creek Canyon, 3.0 mi southwest of Mill Creek Summit, along SCE transmission line corridor 1372 Comment
  RSA0047918  Chrysolepis sempervirens R. G. Swinney 2010-9-23 13879 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA729854  Chrysolepis sempervirens R. G. Swinney 1998-8-27 6825 Los Angeles West Baldy Peak. 3018 Comment
  POM351966  Chrysothamnus nauseosus subsp. bernardinus F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5512 Los Angeles Islip Trail, S slope of Mt. Hawkins 1950 Comment
  SFV9422  Chylismia claviformis M. L. Vincent, L. Swade 1964-4-2 478 Los Angeles San Gabriel Mountains Valyermo Road, 0.25 miles north of Pallett Road. 1085 Comment
  POM352176  Cirsium occidentale var. californicum M. B. Dunkle 1931-4-22 2469 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA188197  Cirsium occidentale var. californicum R. F. Thorne, Percy C. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island, rocky ridge on Hamilton Canyon side N of Descano Canyon 61 Comment
  UCR125615  Cirsium occidentale var. occidentale A. C. Sanders 2003-5-26 25868 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
  UCR253908  Cirsium occidentale var. venustum Mitch Provance 2009-6-24 0609- 5 Los Angeles Western Transverse Range, Gorman, near Peace Valley Rd. crossing of Gorman School Rd., truck stop near Hungry Valley 1166 Comment
  RSA0059675  Cirsium occidentale var. venustum Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3980 Los Angeles Liebre Mtn: southerly slope to the S and SW of the West Summit and ridge to its W., West Summit here construed as the 5605-foot knoll nr the intersection of sections 3, 4, 9, 10. 1389 Comment
  RSA570312  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4976 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA649614  Cistus creticus Lori Ackerman, Gerald Braden 1988-5-20 32 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  SEINET10693071  Citrus Heidi H. Schmidt 1999-10-14 Schmidt 3822 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA562552  Clarkia bottae Steve Boyd, Orlando Mistretta 1993-5-11 8129 Los Angeles 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
  CHSC35817  Clarkia cylindrica Philip A. Silverstone 1981-5-17 528 Los Angeles Santa Monica Mountains; Malibu Creek State Park; Mulholland Hwy 2.4 km E Las Virgenes Rd. 210 Comment
  RSA545315  Clarkia dudleyana Tim S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  CAS-BOT-BC172006  Clarkia epilobioides John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA73333  Clarkia epilobioides F. W. Peirson 1905-5-22 772 Los Angeles Arroyo Seco, Pasadena. Comment
  UCR273559  Clarkia purpurea R. G. Swinney 2011-5-10 14637 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  CATA1587  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2857 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  RSA652345  Clarkia purpurea subsp. quadrivulnera Marion P. Harthill 1971-5-11 194 Los Angeles San Antonio Canyon. Comment
  SBBG131135  Clarkia purpurea subsp. quadrivulnera S. A. Junak 1999-5-21 SCa 973 Los Angeles upper reaches of Coffee Pot Cyn, near Benchmark 1732, N facing slope 527 Comment
  UCR133566  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles Arroyo Seco, Pasadena 457 Comment
  UC1871295  Clarkia rhomboidea T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SD215628  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-14 9164 Los Angeles Lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1390 Comment
  SDSU17712  Claytonia perfoliata subsp. mexicana S. H. Bullock 1968-5-23 154 Los Angeles San Gabriel Mountain Range. San Antonio Canyon off of the 'Old Mount Baldy Road.' 945 Comment
  SD113805  Clematis lasiantha Darley F. Howe 1947-3-22 1512 Los Angeles Las Flores Canyon, Malibu Mts. Comment
  UC56756  Clematis lasiantha Jack Kellogg Los Angeles Claremont Comment
  RSA0036237  Clematis lasiantha Walter Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon. 365 Comment
  CAS-BOT-BC92637  Clematis ligusticifolia D. E. Breedlove 1961-8-4 919 Los Angeles Near Peavine Campground, 3 miles west of Wrightwood on Big Pines Highway. San Gabriel Mountains. 1828 Comment
  RSA755585  Clematis ligusticifolia R. G. Swinney 2008-10-16 9591 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  POM184  Clematis pauciflora Frank C. Squire 1904-5-20 s.n. Los Angeles Claremont chaparral. 457 Comment
  POM220649  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 412 Comment
  CATA1796  Clinopodium douglasii Benjamin E. Carter 2012-8-23 6980 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  POM13528  Collinsia bartsiifolia var. davidsonii F. W. Peirson 1922-6-3 s.n. Los Angeles West of Elizabeth Lake. 1174 Comment
  RSA229096  Collinsia callosa Robert F. Thorne, C. W. Tilforth 1971-6-30 40766 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA802451  Collinsia heterophylla Orlando Mistretta, Christine Mistretta 2011-7-13 5930 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  SEINET13276794 Image available Collinsia heterophylla var. austromontana R. G. Swinney 2011-1 14494 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  CAS-BOT-BC240951  Collinsia parryi Frank W. Peirson 1919-4-19 4719 Los Angeles San Gabriel Mts., Pacoima Canon [Canyon] Comment
  POM21410  Collinsia parryi George B. Grant 1904-5-5 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  RSA641689  Collinsia torreyi var. wrightii Orlando Mistretta 1993-6-2 861 Los Angeles San Gabriel Mountains: Near Vincent Gulch. 2091 Comment
  CAS-BOT-BC59724  Comarostaphylis diversifolia subsp. planifolia Brandegee 1889-1-1 12 Los Angeles Santa Catalina Island. Comment
  RSA467085  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-8-5 s.n. Los Angeles Santa Monica Mountains: W side Topango [Topanga] Canyon; ca. 3 miles from mouth. 152 Comment
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA463683  Conyza bonariensis A. C. Sanders 1987-9-18 7368 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  RSA662678  Conyza bonariensis LeRoy Gross 2001-11-10 454 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved., (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  RSA594404  Conyza canadensis Steve Boyd, Lauren Raz 1996-10-14 9081 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  RSA82062  Cordylanthus maritimus subsp. maritimus F. W. Peirson 1924-8-29 5098 Los Angeles 2 miles south of Artesia Comment
  UCR209428  Cordylanthus nevinii R. G. Swinney 2008-9-12 9448 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CDA21765  Coreopsis bigelovii G. D. Barbe, T. C. Fuller 1973-4-9 1189 Los Angeles 4 miles (6.4 km) south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  POM355974  Coreopsis bigelovii Ora M. Clark 1920-3-30 1900 Los Angeles W Lancaster Comment
  RSA339275  Coreopsis bigelovii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54978 Los Angeles 2.5 miles S of Llano 1158 Comment
  RSA586991  Coreopsis bigelovii Orlando Mistretta 1992-5-8 305 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA587352  Coreopsis bigelovii Orlando Mistretta 1992-5-4 231 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  SEINET2050077 Image available Coreopsis californica A. C. Sanders, G. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert: Ave. J, 3.3 mi. W of 240th St., E, just NE of Saddleback Butte. 890 Comment
  RSA578717  Coreopsis californica Timothy S. Ross, J. Mark Porter 1994-5-1 7606 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  CAS-BOT-BC105747  Corethrogyne filaginifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  RSA0116845  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA591674  Cortaderia selloana L. C. Wheeler 1966-9-21 8881 Los Angeles Angeles National Forest: San Gabriel Canyon, 1/3 mile inside mouth 244 Comment
  SBBG133430  Crassula connata J. Lambert, S. McDonough 2005-4-6 SERG 47 -05 Los Angeles near Swat 2 23 Comment
  OBI70867  Crassula tillaea Louis C. Wheeler 1948-4-26 6634 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam 305 Comment
  RSA656231  Crassula tillaea Joseph M. Keefe 1978-4-28 22844 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  CATA861  Cressa truxillensis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1670 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  CDA39883  Cressa truxillensis Becker Jul 1938 s.n. Los Angeles 0 Comment
  CAS-BOT-BC175843  Crossosoma californicum Albert Parkins s.n. Los Angeles Santa Catalina Isl. Comment
  NY268575  Crossosoma californicum T. S. Ross 1993-4-22 6881 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 1000 m ESE of Cactus Peak summit; large, lichen-covered rock outcrop on NNW side of 1528-ft. peak; Santa Catalina South USGS 7.5' quad. 446.5 Comment
  NY268585  Crossosoma californicum F. R. Fosberg 1931-1 S 4522 Los Angeles Avalon Valley, Santa Catalina Island. Comment
  RSA233590  Crossosoma californicum R. F. Thorne 1970-3-5 39349 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 244 Comment
  RSA397738  Crossosoma californicum Mark Parratt 1965-1-26 642 Los Angeles Santa Catalina Island near the Isthmus area. 0 Comment
  RSA639266  Crossosoma californicum R. F. Thorne 1971-5-18 41359 Los Angeles Santa Catalina Island: Cape Canyon. 274 Comment
  SD75620  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Santa Catalina Island, Johnson's Valley 199 Comment
  UC187676  Crossosoma californicum Katharine Brandegee May 19 1916-May 25 1926 Los Angeles Santa Catalina Island Comment
  CHSC95751  Croton californicus Joseph Marlowe Keefe 2001-1-24 31016 Los Angeles San Rafael Mountains. East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena, California,. 250 Comment
  LA33489  Croton californicus Peter H. Raven; 1959-4-4 13945 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA2005  Croton californicus C. B. Wolf 1931-5-13 2001 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  UCR106297  Croton californicus B. G. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
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May 21 2013
  UCR228738  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso del Campo 92 Comment
  RSA480698  Croton californicus var. tenuis Mildred R. Solomen 1931-07 s.n. Los Angeles El Segundo. Comment
  SD12582  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  RSA0110751  Crypsis vaginiflora Steven A. Junak 2000-5-19 SCa- 1305 Los Angeles Santa Catalina Island. Deer Valley reservoir, E of Two Harbors. 152 Comment
  SBBG132078  Cryptantha S. A. Junak, B. Collins 1991-4-25 SCI 213 Los Angeles Middle Ranch Cyn, just downstream from cement dam 463 Comment
  RSA184062  Cryptantha barbigera I. L. Wiggins 1966-4-23 20644 Los Angeles E side of 145 st. E, between Palmdale Blvd. and Ave. O, N of Pearblossom Mohave Desert. Comment
  RSA0070191  Cryptantha barbigera var. barbigera LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6950 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
  RSA756623  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2008-4-17 2483 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA588092  Cryptantha echinella Orlando Mistretta 1994-5-31 1261 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  LA94300  Cryptantha intermedia A. Lang; 94300 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA596018  Cryptantha intermedia T. S. Ross, J. Mark Porter 1995-5-4 8441 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  SBBG13157  Cryptantha intermedia E. R. Blakley 1962-6-10 5179 Los Angeles Triangulation Pt Thirst 598 Comment
  UC450950  Cryptantha intermedia Fay A. MacFadden 1931-3-1 45 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR50870  Cryptantha intermedia A. C. Sanders 1988-5-18 7853 A Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA527670  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4290 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA0039734  Cryptantha intermedia var. intermedia Roxanne Smith 1991-4-30 6 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  RSA499643  Cryptantha micrantha Robert Gustafson 1982-4-26 2534 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  LA94310  Cryptantha micromeres Carl Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA674717  Cryptantha microstachys Scott D. White, P. De Vries 2000-5-18 7907 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
  UC72060  Cryptantha microstachys Geo. B. Grant 1901-1 241 Los Angeles Eagle Rock Canyon Comment
  UCR259157  Cryptantha microstachys R. G. Swinney 2010-8-30 13610 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR259965  Cryptantha microstachys R. G. Swinney 2010-3-18 11981 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
  POM368245  Cryptantha muricata T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills Comment
  RSA0058219  Cryptantha muricata R. G. Swinney 2010-6-23 13347 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA0095259  Cryptantha muricata R. G. Swinney 2011-6-20 15221 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  UCR127964  Cryptantha muricata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21993 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
  UCR89461  Cryptantha muricata T. S. Ross, W. Appleby 1993-5-13 7114 Los Angeles San Gabriel Mtns., c. 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 976 Comment
  RSA0079152  Cryptantha muricata var. denticulata F. R. Fosberg, J. A. Ewan 1931-8-12 796 Los Angeles San Gabriel Mts. Buckhorn Trail: Islip-Williamson divide, between Bear and Big Rock Creeks. 2000 Comment
  SBBG45092  Cryptantha muricata var. jonesii L. C. Wheeler 1932-5-25 754 Los Angeles head of Sepulveda Cyn 365 Comment
  RSA0079356  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-6-23 8038 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA0079597  Cryptantha muricata var. muricata Sarah G. Kemp s.n. Los Angeles Griffith Park. Comment
  RSA0079600  Cryptantha muricata var. muricata LeRoy Gross 2005-5-3 2192 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR150540  Cryptantha nevadensis var. rigida R. G. Swinney 1999-6-21 7384 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  RSA0034176  Cryptantha oxygona Pam De Vries 2013-4-3 7840 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1054 Comment
  RSA0079499  Cryptantha oxygona Scott D. White, Pam De Vries 2006-5-10 11439 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SFV9381  Cryptantha pterocarya M. L. Vincent, L. Swade 1964-4-2 481 Los Angeles Mojave Desert Longview Road, 1 mile south of Highway 138. 990 Comment
  UCR138550  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1520 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  UCR190350  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UC1929502  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles Channel Islands; San Clemente Island: North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces along N shore within 100m of ocean. Comment
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Feb 6 2018
  SEINET10569468  Cryptomeria japonica David B. Dunn 1939-10-25 Dunn UMO 46536 Los Angeles Cultivated tree growing in Pasadena, Calif. along Orange Dr. 274 Comment
  RSA702480  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles North slope below Bald Mountain. 1098 Comment
  LA210103  Cuscuta californica Mary Reynolds; 1937-5-5 189 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA774743  Cuscuta californica R. G. Swinney 2009-6-17 11200 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR155376  Cuscuta californica A. C. Sanders, T. B. Salvato 2005-5-24 30270 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  RSA409681  Cuscuta californica Freda Detmers 1929-11-23 s.n. Los Angeles El Segundo. Comment
  UCSB4990  Cuscuta californica Crum, Charles 1958-7-15 Los Angeles Mulholland Drive between Sepulveda and Topanga Roads, near Los Angeles Comment
  RSA732850  Cuscuta californica var. californica R. G. Swinney 2001-5-18 7939 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
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Apr 17 2010
  RSA628304  Cuscuta californica var. californica L. C. Wheeler 1973-11-20 s.n. Los Angeles San Gabriel Mountains: Chaney Trail ca. 1/2 way up. Comment
  SEINET12277951  Cuscuta ceanothi I. W. Clokey, Templeton, B. 1929-1 4590 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  CDA20721  Cuscuta subinclusa Adams, Smith (L. A. Co.) 2006-7-14 PDR 1353124 Los Angeles South Coast; L.A. County Flood Control District, San Gabriel River near Slauson Avenue, Pico Rivera Comment
  RSA788544  Cyathea cooperi John R. Clark, T. Dvorak, Charlie de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island, Twin Rocks. 218 Comment
  SEINET9193610 Image available Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-1 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15km SE of Pearblossum, 40km north of Pomona 1460 Comment
  POM356394  Cynara scolymus B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  SBBG120049  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  CAS-BOT-BC114759  Cyperus alternifolius Louis C. Wheeler 1933-10-7 2170 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  OBI45102  Cyperus eragrostis J. Ewau 1931-7-31 4778 Los Angeles Telegraph Rd near Santa fe Crossing Comment
  RSA608454  Cyperus eragrostis L. C. Wheeler 1946-9-8 6351 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  POM214245  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  POM184638  Cyperus esculentus L. C. Wheeler 1932-9-19 1397 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM182353  Cystopteris fragilis F. G. Floyd 1930-6-21 s.n. Los Angeles Big Santa Anita Canyon near Fern Lodge. San Gabriel Mts. Angeles Nat. Forest. Comment
  RSA0031744  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  UCR125955  Datura wrightii A. C. Sanders, Mark Elvin 2002-6-19 25148 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
  RSA656381  Datura wrightii Gerald Pitto 1980-4-28 15 Los Angeles Verdugo Mountains: Edge of road, at west parking lot of Verdugo Park, Verdugo Blvd., Glendale. 305 Comment
  SBBG38677  Daucus pusillus M. B. Dunkle 1939-4-6 7300 Los Angeles Mosquito Harbor Comment
  SD107803  Daucus pusillus Larry De Buhr 1977-4-17 2582 b Los Angeles Santa Catalina Island; ridge southeast of Shark Harbour, on coastal bluff. Comment
  UC398768  Daucus pusillus Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  OBI69296  Daucus pusillus John Knapp, Denise Knapp 2003-5-10 47 Los Angeles Catalina Island. 367768.01N x 3696275.43 488 Comment
  UCSB9930  Deinandra fasciculata Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Comment
  SBBG44979  Deinandra kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd at Eaton Wash, Pasadena 213 Comment
  CHSC22210  Delphinium cardinale Robert A. Schlising 1968-7-28 2896 Los Angeles Lopez Canyon, north of Pacoima. Comment
  RSA713807  Delphinium cardinale Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  SEINET12086823  Delphinium cardinale I. W. Clokey, Templeton, B. 1929-1 4601 Los Angeles Mandeville Canyon, Santa Monica Mts 300 Comment
  UCSB50281  Delphinium cardinale Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve; 1 mile east on Stunt Road from Mulholland Hwy 274 Comment
  UC1126042  Delphinium gracilentum A. D. Gifford 1935-5-8 688 Los Angeles 4 3/4 mi ene Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
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May 31 2007
  SD181368  Delphinium parishii subsp. parishii Louis Wheeler 1968-6-1 Los Angeles San Gabriel Mtns.: Campground vicinity, Devil's Canyon 1219 Comment
  RSA398712  Delphinium parryi M. B. Dunkle 1931-4-22 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA654437  Delphinium parryi subsp. parryi Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 983 b Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 610 Comment
  SBBG71776  Delphinium parryi subsp. parryi R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, W of Bob's Place Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  RSA547427  Delphinium parryi subsp. parryi Tim S. Ross 1992-5-17 6353 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, 164 degrees SSE, ca. 55 meters distance from mouth of Shoemaker Canyon 659 Comment
  POM183644  Delphinium patens subsp. hepaticoideum J. Ewan 1929-5-4 3463 Los Angeles Santa Ynez Canyon, Santa Monica Canyon Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA0030024  Delphinium patens subsp. montanum F. W. Peirson 1921-7-3 2479 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  LA47422  Delphinium variegatum Peter H. Raven; 1962-5-9 17700 Los Angeles grassland at head of canyon just north of Gray 487 Comment
  RSA569953  Dendromecon rigida Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SBBG72174  Descurainia incisa Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  UCR147691  Descurainia pinnata Steve Boyd, Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  RSA585371  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA599612  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz 1997-4-16 9506 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  POM369412  Descurainia pinnata subsp. menziesii M. B. Dunkle 1929-4-7 2092 Los Angeles White s Landing, Santa Catalina Island. Comment
  POM369417  Descurainia pinnata subsp. menziesii Geo L. Moxley 1917-2-4 525 Los Angeles Van Nuys. Comment
  RSA161201  Descurainia pinnata subsp. menziesii P. H. Raven 1962-3-27 16997 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  UC604832  Descurainia sophia Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 mi w Lancaster (on Antelope Valley Road) Comment
  CATA1983  Desmazeria rigida Steven A. Junak 1997-3-27 347 Los Angeles Santa Catalina Island: Avalon Canyon, at S edge of Hermit Gulch Campground, along beginning of Hermit Gulch Trail 106 Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  RSA433533  Dicentra chrysantha Christopher Davidson 1975-6-24 2868 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  UCR128157  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR197210  Dichelostemma capitatum Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 751 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  UCR274999  Dichelostemma capitatum Michael Honer, Rachel Woodard 2006-4-24 2225 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  SEINET4063538  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-1 7208 Los Angeles San Clemente Island. Comment
  SFV20839  Dichelostemma capitatum subsp. capitatum L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 711 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  RSA666507  Dicksonia antarctica F. C. Boutin 1960-4-1 s.n. Los Angeles Temple City. J. Fasset garden on Serrano Dr. (El Monte 7.5 Q; 34 05 33 N, 118 04 10 E). Alt: 110m/360 ft. 110 Comment
  CAS-BOT-BC292135  Dicoria canescens Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster Comment
  UCR207968  Digitaria sanguinalis L. C. Wheeler 1933-11-19 2271 Los Angeles San Gabriel Mtns, San Gabriel Canyon 335 Comment
  UCR261324  Dimorphotheca sinuata R. G. Swinney 2010-3-13 11886 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  SBBG125462  Diplacus johnstonii A. Parikh, N. Gale 2010-6-18 3330 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  CAS-BOT-BC150867  Diplacus puniceus John I. Carlson 1914-5-2 s.n. Los Angeles Avalon, Catalina Isl. Comment
  OBI34888  Distichlis spicata David J. Keil 1983-8-23 17883 Los Angeles Huntington Harbor at Bolsa Chica Ecological Reserve Comment
  UC38077  Distichlis spicata J. Burtt Davy May 9-24 1896 2944 Los Angeles margin of Dry Lake, near Rosamond Comment
  UCR108424  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E Venice Blvd. at Alberto Ave. Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  UCSB45199  Dithyrea californica Matthews, K. 1977-3-26 Los Angeles Off roadside 4 miles east of Pearblossom on Highway 18 792 Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  POM6866  Dodecatheon clevelandii P. A. Munz, L. T. Street, G. Williams 1919-3-8 2293 Los Angeles Pomona. Comment
  UC1199875  Dodecatheon redolens Frank W. Peirson 1921-7-17 2516 Los Angeles Prairie Fork San Gabriel River San Gabriel Mountains, Prairie Fork San Gabriel River 2133 Comment
  RSA286657  Draba corrugata var. corrugata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44780 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  CAS-BOT-BC41702  Draba cuneifolia var. sonorae H. E. Hasse 1895-2-10 s.n. Los Angeles Santa Monica Range. Burton's Peak. 304 Comment
  CAS-BOT-BC435200  Drosanthemum floribundum G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA515704  Drosanthemum floribundum A. C. Sanders 1986-7-30 6803 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  JEPS44247  Drymocallis cuneifolia var. ewanii Frank W. Peirson 1919-6-16 493 Los Angeles South Fork Rock Creek San Gabriel Mts., South Fork Rock Creek 1981 Comment
  UCSB23143  Drymocallis cuneifolia var. ewanii Wilken, Dieter 1967-6-1 Los Angeles Lily Springs north of Mt. Hawkins, along State Highway 2, San Gabriel Mtns. 2407 Comment
  UC136479  Drymocallis glandulosa var. viscida LeRoy Abrams 1902-6-30 2585 Los Angeles Strains Camp San Gabriel mountains, Mt. Wilson (Mt. Wilson) Comment
  CATA1223  Dryopteris arguta Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2288 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1809  Dryopteris arguta Benjamin E. Carter 2012-8-23 6994 Los Angeles Santa Catalina Island: Below and west of Airport Road north of Middle Ranch Road 370 Comment
  RSA479507  Dryopteris arguta Steve Boyd, Thomas Elias 1987-4-14 2052 Los Angeles Rincon-Red Box Road. S of Rincon Forest Station, N of Glendora. Comment
  UCR108652  Dryopteris arguta L. C. Wheeler 1967-5-18 9626 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR276963  Dryopteris arguta R. G. Swinney 2010-6-8 13236 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
  CAS-BOT-BC411395  Dudleya lanceolata LeRoy Abrams 1902-6-15 2546 Los Angeles Sepulveda Canyon, Santa Monica Mts Comment
  POM50303  Dudleya lanceolata L. R. Abrams 1901-06 1864 Los Angeles Ballona Harbor, Comment
  CAS-BOT-BC428406  Dudleya lanceolata K. Nakai 1978-6-29 381 Los Angeles San Gabriel Mtns. Arroyo Seco, along Hwy 2, 3.3 miles N of Interstate 210. 762 Comment
  RSA225720  Dudleya lanceolata R. F. Thorne, A. C. Gibson 1971-5-22 39773 Los Angeles Fish Canyon 335 Comment
  RSA226522  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills n. of Claraboya, Claremont 487 Comment
  RSA534027  Dudleya virens T. S. Ross 1991-5-19 5281 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  UC1053336  Dudleya virens D. F. Howe 1953-5-2 45589 Los Angeles s side Wain Canyon; Catalina Island Comment
  RSA0084854  Dysphania ambrosioides R. G. Swinney 2010-9-1 13665 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  SD230204  Dysphania botrys Louis C. Wheeler 1946-9-1 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork 502 Comment
  CAS-BOT-BC197024  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Wells Avenue near Tampa Avenue, Woodland Hills 304 Comment
  UCSB69526  Echinochloa crus-galli Gross, LeRoy 2000-8-8 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; along edge of river 324 Comment
  UCR223490  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  RSA699876  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  CAS-BOT-BC208537  Ehrharta calycina Barbara Shervanick 1974-5-23 1440 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. range 792 Comment
  RSA631384  Ehrharta calycina Valerie L. Soza, LeRoy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway. 868 Comment
  UCR95713  Ehrharta erecta D. L. Banks 1996-1-31 861 Los Angeles Claremont, Oakwood Apartments at 580 S. Bucknell Avenue, NW side of building in landscape plantings Comment
  SD69782  Eleocharis macrostachya Robert F. Thorne 1966-4-7 35979 Los Angeles Santa Catalina Island; west end of Catalina; wet margin of one of upper small ponds near Arrow Point, muddy. 60 Comment
  POM1364  Eleocharis palustris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  RSA365428  Eleocharis palustris Robert Gustafson 1981-5-13 2216 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA590658  Eleocharis parishii Timothy S. Ross, Steve Boyd 1990-6-1 2766 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  CAS-BOT-BC208517  Elymus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton Comment
  UCR94710  Elymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UC1922845  Elymus elongatus Scott D. White, Jennifer H. Jones 2005-6-23 11148 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. Acton 7.5' Quad. Comment
  UCR141227  Elymus elymoides June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA603026  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9904 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  UCR98829  Elymus elymoides subsp. elymoides T. S. Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near W summit of Liebre Mtn 1707 Comment
  POM50837  Elymus glaucus Le Roy Abrams 1901-06 17735 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  LA103220  Elymus glaucus subsp. glaucus Barry A. Prigge; 1985-6-14 6400 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA729359  Elymus stebbinsii R. G. Swinney 1998-7-27 6503 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  UCR95449  Emmenanthe penduliflora L. C. Wheeler 1967-5-12 9433 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  UCR276777  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-16 14721 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  CAS-BOT-BC131225  Encelia californica Moxley 1915-4-14 303 Los Angeles Ridge S.W. of Museum Hill, Los Angeles Comment
  JEPS26148  Encelia californica Peter H. Raven 1959-5-3 14095 Los Angeles 0.3 mi e of Laurel Pass (Woodrow Wilson Drive); Santa Monica Mountains, Laurel Pass 350 Comment
  UC1211014  Encelia californica Huron H. Smith 1912-5-1 4900 Los Angeles Eagle Rock Valley 152 Comment
  CHSC42171  Ephedra nevadensis Blake A. Rowe 1986-3-24 12 Los Angeles 10 mi ne of Canyon Country, 4 mi n of jct of Hwy 14 and Vasquez Rocks Company Park, at s edge of Los Angeles National Forest. 720 Comment
  SBBG32264  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  CAS-BOT-BC81971  Ephedra viridis I. M. Johnston 1917-8-23 1721 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel R. 1524 Comment
  NY99489  Ephedra viridis T. S. Ross 1995-4-26 8385 Los Angeles Liebre Mountains. Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. USGS 7.5' Liebre Mtn. Quadrangle 1024.1 Comment
  RSA748909  Ephedra viridis R. G. Swinney 2008-5-2 8735 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SD3243  Epilobium angustifolium Ruth B. Randall Jul 1931 180 Los Angeles Big Pines Comment
  CAS-BOT-BC166217  Epilobium canum subsp. canum Francis M. Fultz 1923-11-18 1129 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  POM21349  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1917-8-12 s.n. Los Angeles San Gabriel Mountains, Big Santa Anita Canyon. 1128 Comment
  POM2976  Epilobium canum subsp. canum L. T. Street 1918-11-3 s.n. Los Angeles San Jose Hills. Comment
  RSA72104  Epilobium canum subsp. canum F. W. Peirson 1918-10-21 280 Los Angeles West Fork of San Gabriel Mountains. 1067 Comment
  SDSU8889  Epilobium canum subsp. canum D. F. Howe 1951-10-7 2162 Los Angeles Mandeville Canyon, Santa monica Mountains. Comment
  SDSU8892  Epilobium canum subsp. canum Harvey 1938-8-7 2201 Los Angeles Near Malibu. Comment
  UC55379  Epilobium canum subsp. canum J. H. Barber 1897-11-18 39 Los Angeles Santa Monica Forestry Station Comment
  RSA233363  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson, Linda Gibson 1972-3-18 2792 Los Angeles Along stream in Fish Canyon near the mouth of the canyon, San Gabriel Mountains. Comment
  CATA1216  Equisetum laevigatum Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2272 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  LA94016  Equisetum laevigatum Lawrence L. Kiefer; 1966-4-9 1829 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  RSA684613  Equisetum laevigatum F. R. Fosberg 1931-8-15 R- 116 Los Angeles Big Cienega, Pine Flats, North Fork, San Gabriel River 2000 Comment
  UCSB8210  Equisetum laevigatum Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles. 121 Comment
  CAS-BOT-BC57799  Equisetum telmateia G. B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC57759  Equisetum telmateia Louis C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  RSA127969  Equisetum telmateia var. braunii Peter H. Raven 1959-10-25 1469 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA0030712  Eremalche exilis Pam De Vries 2014-3-25 7870 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA421555  Eremocarpus setiger E. A. McGregor 1965-6-11 s.n Los Angeles Small ravine east of Whittier College Comment
  SEINET12141703  Eremocarpus setiger I. W. Clokey, Templeton, B. 1929-1 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCR223103  Eriastrum R. G. Swinney 2009-5-12 10733 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA0107954  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA0107961  Eriastrum densifolium subsp. elongatum F. W. Peirson s.n. Los Angeles L. A River, San Fernando Valley. Comment
  RSA0107963  Eriastrum densifolium subsp. elongatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10923 Los Angeles Ca. 2 mi. N Solemint, just off Arline Rd., 0.3 mi. from intersection with Sierra Hwy. 610 Comment
  RSA679048  Eriastrum filifolium Valerie L. Soza, LeRoy Gross 2002-5-8 1456 Los Angeles Approximately 765 meters south of Deer summit ('3599'), along ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 930 Comment
  JEPS69102 Image available Eriastrum pluriflorum P. A. Munz and T. Craig 1933-5-13 12925 Los Angeles 10 mi s Muroc; Mohave Desert Comment
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Jul 17 2011
  LA52315  Eriastrum sapphirinum M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  UCR281297  Eriastrum sapphirinum subsp. sapphirinum R. G. Swinney 2014-4-18 16120 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  CAS-BOT-BC291299  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles Point Dume 30 Comment
  CAS-BOT-BC298895  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  UCR125237  Ericameria palmeri var. pachylepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25507 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 396 Comment
  POM359443  Ericameria parishii Anstruther Davidson s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  CAS-BOT-BC293139  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  POM201729  Ericameria pinifolia L. C. Wheeler 1931-10-17 260 Los Angeles Thompson Creek Wash 412 Comment
  SBBG62776  Ericameria teretifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UCR179702  Erigeron breweri R. G. Swinney, Dave Larson 1996-7-17 5131 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  SD239590  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  UCR149306  Erigeron foliosus R. G. Swinney 1997-7-14 5676 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  POM4755  Erigeron philadelphicus Fred Cox 1916-4-25 s.n. Los Angeles Pomona. 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
  RSA582237  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  CAS-BOT-BC189152  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; J. Mark Porter 1995-5-4 8511 Los Angeles Texas Canyon, ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  RSA774843  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2009-6-12 11150 Los Angeles Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39, near road shoulder 226 Comment
  UC1124349  Eriodictyon crassifolium var. nigrescens A. D. Gifford 1935-5-8 673 Los Angeles 4 mi ne Whitaker; Tejon quad. Comment
  UCR258800  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 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
  CHSC95357  Eriodictyon trichocalyx var. trichocalyx L. P. Janeway 2006-6-8 8676 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  RSA602467  Eriodictyon trichocalyx var. trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA77229  Eriodictyon trichocalyx var. trichocalyx F. W. Peirson 1918-6-10 169 Los Angeles west slope of San Gabriel Peak 1677 Comment
  POM187759  Eriogonum baileyi var. baileyi Thos. Craig 1932-10-9 2026 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  UCR128094  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3003 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  SBBG33438  Eriogonum brachyanthum A. D. E. Elmer -Jun-1902 3688 Los Angeles Acton Comment
  UCR91413  Eriogonum cinereum Scott D. White 1995-3-15 2550 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0012414  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA766381  Eriogonum cithariforme var. agninum Joseph A. Ewan 1932-6-14 7404 Los Angeles Above Sulphur Springs, east of Pacifico Mt. 1677 Comment
  CAS-BOT-BC242762  Eriogonum davidsonii John Thomas Howell 1947-7-18 23408 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR271848  Eriogonum davidsonii R. G. Swinney 2011-5-31 14885 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR281602  Eriogonum davidsonii R. G. Swinney 2014-4-17 16102 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  SEINET5329018  Eriogonum davidsonii G. R. Hall s.n. Los Angeles Twartout Canon, San Antonio Mts 2134 Comment
  POM180173  Eriogonum elongatum Joseph A. Ewan 1931-10-11 s.n. Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  POM209510  Eriogonum elongatum H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Comment
  JEPS56994  Eriogonum elongatum var. elongatum Joseph Ewan 1919-8-11 934 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  RSA393412  Eriogonum fasciculatum var. foliolosum Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA393417  Eriogonum fasciculatum var. foliolosum F. R. Fosberg 1930-7-3 S 3038 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SEINET11263911  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1972-10-20 12781 Los Angeles San Gabriel Mountains. Cow Canyon Saddle.; 0 1372 Comment
  SBBG109035  Eriogonum giganteum var. formosum S. A. Junak with R. N. Philbrick 1996-5-30 SCl 552 Los Angeles top of E escarpment, just S of Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  SD92013  Eriogonum giganteum var. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22696 Los Angeles cliffs, China Canyon, above confluence of Iwo Jima Gulch, San Clemente Island 199 Comment
  UCR161521  Eriogonum gracillimum T. B. Salvato, Melissa Clemons 2005-9-27 1226 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SBBG20528  Eriogonum grande var. grande E. R. Blakley 1963-12-7 6348 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  UCD100650  Eriogonum nudum var. pauciflorum W. Perry 1980-8-16 103 Los Angeles San Gabriel Mountains, Pine Mountain. Comment
  CAS-BOT-BC258576  Eriogonum ordii Ralph Hoffmann 1930-6-7 s.n. Los Angeles Piru Creek Comment
  SBBG65166  Eriogonum ordii R. Hoffmann 1930-6-7 Los Angeles Piru Crk, Liebre Stn Comment
  JEPS97034  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  UC1586213  Eriogonum saxatile Tim Ross 1991-8-16 5858 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flats USGS 7.5' quad., Horse Flats 1720 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  RSA747680  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-27 8102 Los Angeles San Gabriel Mountains: Mt. Burnham, west of Mt. Baden-Powell. 2740 Comment
  CAS-BOT-BC268204  Eriogonum umbellatum var. munzii Steve Boyd; Timothy 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
  CAS-BOT-BC268208  Eriogonum umbellatum var. munzii Joseph Andorfer Ewan 1936-7-22 9830 Los Angeles Blue Ridge trail, San Gabriel Mts. 2316 Comment
  RSA585777  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-7-11 1877 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  POM6506  Eriophyllum confertiflorum P. A. Munz, L. T. Street, G. Williams 1919-4-19 2483 Los Angeles Lone Hill, Glendo. Comment
  RSA534022  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5274 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336' marker; 1800 ft SE of Malo Knoll (1396'). Upper portion of drainage. 305 Comment
  RSA592498  Eriophyllum confertiflorum Mark Hoefs, D. Propst 1973-3-14 119 Los Angeles Santa Catalina Island, sandy beach on W side of White's Landing 8 Comment
  UCD132120  Eriophyllum confertiflorum T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR129424  Eriophyllum confertiflorum A. C. Sanders, Mark Elvin 2002-6-20 25212 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  RSA225735  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, A. C. Gibson 1971-5-22 39710 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  SD253386  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-7 15447 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  UC1080218  Eriophyllum confertiflorum var. confertiflorum Sherwin Carlquist 1952-5-2 316 Los Angeles hills at n end of Avalon; Santa Catalina Island, Avalon Comment
  CHSC100396  Eriophyllum wallacei John Dittes; Josephine Guardino 2008-2-23 1502 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; Big Tujunga Cyn; ca. 2.4 air-miles SE of Mt. McKinley, ca. 4.3 air-miles NE of Mt. Gleason Jr. Highschool; near Delta Flat Picnic Area; alluvial terrace north of Big Tujunga Creek. 529 Comment
  RSA656865  Erodium botrys Joseph M. Keefe 2001-1-24 31019 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SEINET3246228  Erodium botrys A. C. Sanders, T. B. Salvato, Mitch Provance 2009-1 36915 Los Angeles San Gabriel Valley: San Gabriel River floodplan, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  LA35708  Erodium brachycarpum David Dunn; 1941-4-24 1255 Los Angeles UCLA Campus Botany Garden Comment
  UC1870228  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UCR271791  Erodium cicutarium R. G. Swinney 2010-3-24 12046 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
  RSA391811  Erodium cicutarium Unspecified 1930-6-30 499 Los Angeles Del Rey. 3 Comment
  UC56280  Erodium macrophyllum H. M. Hall 1902-5-11 3264 Los Angeles Sierra Santa Monica Comment
  CATA1438  Erodium moschatum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2601 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  SDSU2404  Erysimum capitatum A. H. Gallup 1949-2-3 117 Los Angeles On Mills Ave. - - east of Claremont. 366 Comment
  RSA573708  Erysimum capitatum var. capitatum Timothy S. Ross 1990-8-17 3152 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR200153  Erysimum capitatum var. capitatum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  CAS-BOT-BC32839  Erysimum suffrutescens LeRoy Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  SEINET8264800  Erythranthe floribunda Wesley O. Griesel 1961-5-30 Los Angeles Devil's Gate Dam. 457 Comment
  UC729579  Eschscholzia Carl B. Wolf 1932-5-9 3492 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  UCR281850  Eschscholzia californica R. G. Swinney 2014-5-8 16449 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
  RSA658411  Eschscholzia californica Erinn Wilson 1996-5-18 28 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  RSA3696  Eschscholzia californica var. peninsularis Carl B. Wolf 1932-5-10 3542 Los Angeles Along the ridge SE of the Golf links Avalon, santa Catalina Island 274 Comment
  SD28060  Eschscholzia californica var. peninsularis Carl B. Wolf 3542 Los Angeles Santa Catalina Island; along ridge, southeast of the golf links, Avalon. 274 Comment
  RSA582966  Eschscholzia californica var. peninsularis Tim S. Ross, Janet Takara 1993-4-23 6938 Los Angeles Santa Catalina Island, SW part of the island in Cape canyon. 284 Comment
  RSA718269  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5993 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  CAS-BOT-BC92214  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island. Pebbly Beach. 7 Comment
  LA206227  Eschscholzia ramosa J. Sauer; D. L. Johnson 1969-5-10 4508 Los Angeles San Clemente Island, N of Eel Point, central W coast Comment
  UCD119347  Eucrypta chrysanthemifolia Daryl Koutnik 1978-3-24 155 Los Angeles West side of Decker Rd, south of Carlisle Rd. Comment
  RSA536087  Eucrypta chrysanthemifolia Tim S. Ross 1991-5-21 5417 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  UC1183601  Eulobus californicus Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon Rd 2.5 mi sw Decker Fire Station Comment
  UCD107072  Eulobus californicus Daryl Koutnik; Vickie Dawes 1978-5-12 484 Los Angeles Arroyo Sequit along Mulholland Highway. 609 Comment
  RSA498944  Euphorbia crenulata L. C. Wheeler 1931-4-12 s.n. Los Angeles Liveoak Canyon (1/2 mi. above the dam) 457 Comment
  UCR51912  Euphorbia dendroides Adelina Munoz 1988-4-16 87 Los Angeles Transverse Range; San Gabriel Mtns, Angeles National Forest, Big Santa Anita Canyon, from Roberts Dam along stream to Water Trail 305 Comment
  UCR97079  Euphorbia maculata Scott D. White 1996-8-31 4506 Los Angeles City of Claremont, Geneva Avenue, north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne. 323 Comment
  LA50646  Euphorbia maculata Monte Lloyd; 1950-7-11 500711 p1130 Los Angeles Campus of University of California at Los Angeles 121 Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles 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
  RSA612078  Euphorbia peplus Valerie L. Soza 1998-4-26 67 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SE of pHake Lake, N of Foothill Boulevard. [Coordinates given are] at center of BFS. 411 Comment
  SD31151  Euphorbia polycarpa Edith A. Purer 1931-8-15 2185 Los Angeles Palos Verdes Hills Comment
  SD181570  Euphorbia spathulata Valerie Soza, Ian Gillespie and LeRoy Gross 2000-5-18 94 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest, southwest of Johnstone Peak, above Wildwood Canyon. 655 Comment
  CDA29494  Euphorbia terracina Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA596699  Euthamia occidentalis Steve Boyd, Lauren Raz 1996-9-24 8933 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
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  SBBG56674  Festuca microstachys R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  UCR126906  Festuca microstachys A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26157 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  UCR188925  Festuca microstachys R. G. Swinney 1998-5-16 6102 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR258585  Festuca myuros R. G. Swinney 2010-4-23 12358 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SD69693  Festuca perennis Robert F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach at circa 15 feet elevation 4 Comment
  UCR275322  Festuca perennis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA773831  Ficus carica R. G. Swinney 2009-6-12 11142 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  CAS-BOT-BC500439  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -288 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. between Quincy Ave. and Park Ave. 4 Comment
  POM8635  Filago californica P. A. Munz 1920-4-21 3691 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA0088567  Filago californica R. G. Swinney 2010-5-11 12696 Los Angeles 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
  RSA592835  Filago californica L. C. Wheeler 1967-4-30 9214 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR204886  Filago californica R. G. Swinney 2008-3-26 8572 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA93683  Filago californica F. W. Peirson 1921-6-20 5278 Los Angeles West Fork of San Gabriel River. 534 Comment
  RSA747055  Filago gallica R. G. Swinney 2008-5-30 8885 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  CATA19  Foeniculum vulgare USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA589340  Forestiera pubescens Orlando Mistretta 1994-3-30 959 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  CAS-BOT-BC384173  Forestiera pubescens subsp. parvifolia Roxana S. Ferris 1918-6-12 902 Los Angeles Between Oban and Lancaster Comment
  LA52238  Frangula californica subsp. californica A. M. Johnson; 1934-5-4 4456 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SBBG127518  Frankenia salina M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2741 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  UC620093  Frankenia salina F. R. Fosberg 1931-5-17 S 4885 Los Angeles Little Harbor Santa Catalina Island 1 Comment
  NY169406  Franseria strigulosa L. T. Chamberlain s.n. Los Angeles Comment
  UCD121451  Frasera speciosa Mrs. Griffin 1934-6-1 s.n. Los Angeles Silver Lake. Comment
  UCR150614  Fraxinus velutina Scott D. White 1997-5-8 5088 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA457579  Funastrum cynanchoides var. hartwegii George B. Grant 1904-06 s.n. Los Angeles Covina Comment
  SEINET10580693  Funastrum hartwegii Blanche Trask Trask s.n. 1890 Los Angeles Avalon, Santa Catalina Island 10 Comment
  UCR23790  Galinsoga parviflora Alfred R. Roos 1947-10-12 s.n. Los Angeles West Los Angeles Comment
  RSA0108846  Galium andrewsii R. G. Swinney 2010-6-1 13144 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
  POM367648  Galium andrewsii subsp. andrewsii Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  LA208354  Galium angustifolium Elizabeth Levine; 1949-5-18 Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA0022980  Galium angustifolium Duncan S. Bell, Caitlin Elam 2013-6-24 5232 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR170624  Galium angustifolium Alex R. Van Dam 2004-4-25 033 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 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
  UCSB9252  Galium angustifolium Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., Sepulveda Canyon, 1 1/4 miles above Sunset blvd.; 2/10 mile up Fire Road on west side of canyon Comment
  RSA0097177  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-1 14979 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA133254  Galium angustifolium subsp. angustifolium Peter H. Raven 1959-5-3 14079 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  SD253545  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-5-31 14902 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UCR124234  Galium angustifolium subsp. angustifolium T. S. Ross, Steve Boyd 1990-5-14 2463 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  POM367691  Galium angustifolium subsp. angustifolium Robert Gustafson 1980-9-16 1919 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA529209  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5609 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA597403  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3771 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  UCR173851  Galium angustifolium subsp. gabrielense Michael Honer 2004-6-22 2026 Los Angeles San Gabriel Mtns, San Antonio Canyon: along Mount Baldy Rd. between Spruce Canyon and 'Hog Back 1159 Comment
  CHSC95773  Galium aparine LeRoy Gross; Naomi Fraga 2002-4-4 508 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and 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 abandoned. 532 Comment
  RSA0092488  Galium aparine R. G. Swinney 2011-5-12 14715 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  SBBG95234  Galium aparine M. B. Dunkle 1929-4-13 1867 Los Angeles Renton Mine Rd Comment
  RSA170451  Galium aparine J. D. Olmsted 1960-5-15 1465 Los Angeles Base of Cedar Falls, Main Fork Snow Creek, San Jacinto Mts, alt 3500ft. San Gorgonio River. 1067 Comment
  SBBG19144  Galium catalinense subsp. catalinense C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  RSA678831  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1289 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.45 miles from trailhead out of Chantry Flat area. 823 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  UC1584898  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5609 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1892 Comment
  UCR108339  Galium johnstonii L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns, Divide between W Fork Bear Creek and Devils Canyon 1799 Comment
  RSA454406  Galium nuttallii Louis C. Wheeler 1932-3-12 483 Los Angeles Mendeville Canyon. Santa Monica Mtns. 122 Comment
  CATA3284  Galium nuttallii subsp. insulare Julie L. King 2017-3-1 62 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  RSA599179  Galium porrigens Scott D. White 1997-3-12 4767 Los Angeles NW of Zuma Beach, Encinal Canyon Rd. between Pacific Coast Hwy and Mulholland Hwy. 305 Comment
  JEPS24236  Galium porrigens var. porrigens Peter H. Raven 1959-4-4 13951 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 15 Comment
  RSA0035497  Galium porrigens var. porrigens Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  CATA1942  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island: Northwest of Johnson's Valley 9 Comment
  UCR149808  Gamochaeta pensylvanica Scott D. White 2004-4-23 10230 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC303359  Gamochaeta ustulata Lemmon 1881-5-1 s.n. Los Angeles Santa Catalina Comment
  CAS-BOT-BC158047  Garrya veatchii Marcus E. Jones 1924-4-21 s.n. Los Angeles San Antonio [Canon] Canyon Comment
  LA40305  Garrya veatchii Louis C. Wheeler; 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  RSA641257  Garrya veatchii Robert F. Thorne, A. Takhtajan 1967-11-3 41873 Los Angeles San Gabriel Mountains: San Antonio Canyon. Comment
  SD90213  Garrya veatchii Benjamin C. Stone 1953-3-9 291 Los Angeles Chaparral above San Gabriel dam area, San Gabriel Mountains. 1067 Comment
  PASA1904  Gayophytum ramosissimum Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mountains Comment
  RSA254319  Genista stenopetala T. C. Fuller 1962-4-10 8156 Los Angeles Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada Comment
  CATA223  Geranium carolinianum Mark L. Hoefs, A. Douglas Propst 1973-5-4 212 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA587751  Gilia T. S. Ross 1991-4-27 4624 -a Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA772306  Gilia R. G. Swinney 2009-4-28 10527 -A Los Angeles summit of Mt. Emma. 1585 Comment
Read comments
Dec 7 2018
  RSA350825  Gilia Anstruther Davidson 1926-05 3617 Los Angeles Between Palmdale and Lancaster, Mohave Desert Comment
  RSA0086542  Gilia achilleifolia subsp. achilleifolia R. G. Swinney 2011-5-3 14573 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA470110  Gilia angelensis Geo L. Moxley 1917-2-4 524 Los Angeles Van Nuys. Comment
  UCD117601  Gilia angelensis Robert F. Thorne; P. Everett 1965-5-11 34574 Los Angeles N side of N beach of Little Harbor, Santa Catalina Island. 15 Comment
  POM3575  Gilia atractyloides var. macrantha J. H. Fairchild 1899-5-20 63 Los Angeles Claremont. 366 Comment
  RSA712913  Gilia capitata A. C. Sanders, Mark Elvin 2003-4-16 26038 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 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 of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA29729  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-28 790 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1143 Comment
  RSA697060  Gilia capitata subsp. abrotanifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1057 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  RSA752274  Gilia capitata subsp. abrotanifolia Justin M. Wood 2009-4-22 510 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA755272  Gilia capitata subsp. abrotanifolia Stephen Hill, Kate Kramer 2001-4-22 33353 Los Angeles North side of San Gabriel Mts., south side of Antelope Valley, Johnson Road, 6.2 miles NNE of junction with Elizabeth Lake Road, 3 miles S of junction of Avenue I and 110th Street West. 939 Comment
  UC52526  Gilia capitata subsp. abrotanifolia Ernest Braunton April 1902 238 Los Angeles Griffith Park Comment
  UCR130051  Gilia capitata subsp. abrotanifolia George K. Helmkamp, E. A. Helmkamp 1998-5-21 4047 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA20211  Gilia capitata subsp. abrotanifolia Theodore Payne 1938-5-17 s.n. Los Angeles From seed obtained between Glendale and Montrose. 365 Comment
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  CAS-BOT-BC226344  Gilia latiflora subsp. davyi C. C. Parry 1888-3-1 s.n. Los Angeles Lancaster, Mohave [Mojave] Desert Comment
  RSA334184  Gilia latiflora subsp. latiflora R. F. Thorne 1973-5-11 43531 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA95660  Gilia latiflora subsp. latiflora Verne Grant 1955-4-16 9583 Los Angeles Along powerline road south of Hwy. 138 between Littlerock and Pearblossom. Comment
  RSA587962  Gilia leptantha subsp. transversa Orlando Mistretta 1992-5-4 246 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UCR205854  Gilia modocensis R. G. Swinney 2008-5-8 8811 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
  RSA587166  Gilia modocensis Orlando Mistretta 1995-4-28 1653 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  RSA251405  Gilia nevinii R. F. Thorne 1966-4-16 36058 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  CAS-BOT-BC402003  Gilia ochroleuca subsp. bizonata Steve Boyd; Lauren Raz 1997-4-30 9635 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 914 Comment
  RSA0016270  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4811 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA0016291  Gilia ochroleuca subsp. exilis Raymond J. Dobbs 1924-5-15 4694 Los Angeles Arroyo Seco: 2 miles above Ranger Station. 1098 Comment
  UCR209890  Gilia ochroleuca subsp. vivida R. G. Swinney 2008-7-24 9276 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR277710  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  NY336879  Gilia prostrata C. C. Parry 1881-1 185 Los Angeles Comment
  RSA765193  Gilia splendens Justin M. Wood 2010-5-10 1596 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SEINET3163638  Gilia virgata G. B. Grant 1901-1 502 Los Angeles from Santa Monica Range, S. Cal. Comment
  JEPS30721  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 mi n of Pearblossom 853 Comment
  UC1536769  Glyptopleura setulosa G. H. True Jr. 1935-4-19 247 Los Angeles s of Lovejoy Butte 853 Comment
  POM358865  Gnaphalium beneolens M. Bisbee 1917-10-5 s.n. Los Angeles Field, Eagle Rock Comment
  POM358782  Gnaphalium californicum Elbert Benjamine 1929-5-26 207 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA703210  Gnaphalium californicum LeRoy Gross 2005-2-15 1404 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. 715 Comment
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  RSA279031  Gnaphalium luteoalbum R. F. Thorne, C. W. Tilforth 1971-4-9 41549 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  JEPS34066  Gnaphalium palustre F. W. Peirson 1918-7-9 234 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1341 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  IRVC27658  Grindelia robusta Anstruther Davidson 1915-6-24 s.n. Los Angeles Near Santa Susanna Santa Susanna Mtns Comment
  RSA11049  Guillenia lasiophylla C. B. Wolf 1928-3-29 1545 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  RSA653685  Guillenia lasiophylla Valerie L. Soza, Laura Moore 2000-5-10 871 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  CHSC100219  Gutierrezia sarothrae John Dittes; Josephine Guardino 2006-11-25 1434 Los Angeles Western Transverse Range; San Gabriel Mtns.; Little Tujunga Cyn; ca. 1.6 air-miles northeast of Pacoima Reservoir Dam, ca. 3.8 air-miles southwest of Magic Mountain Communication Facility, ca. 0.8 air-miles southeast of Bear Divide; Upslope (north of Little Tujunga Road. 681 Comment
  POM246799  Harpagonella palmeri F. R. Fosberg 1931-5-4 S 4766 Los Angeles Bulrush Canyon, Santa Catalina Island. 200 Comment
  IRVC29535  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  POM156151  Hazardia squarrosa var. grindelioides L. R. Abrams 1904-9-2 4180 Los Angeles Elysian Park. Comment
  SBBG128320  Hedypnois cretica M. L. Hoefs 1995-5-16 2016 Los Angeles near Airport Rd, just past rd to Black Jack Cmpgrd 454 Comment
  RSA330786  Helenium bigelovii Wayne E. Sawyer 1981-7-10 85 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  RSA631353  Helenium bigelovii L. C. Wheeler 1967-9-5 10696 Los Angeles San Gabriel Mountains: Prairie Fork on road to Guffy Camp. 2194 Comment
  LA200375  Helianthemum scoparium Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  RSA441793  Helianthemum scoparium var. vulgare Anstruther Davidson 2507 Los Angeles Hollywood Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  CHSC95512  Helianthus gracilentus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Low foothills north of the 210 freeway. We followed the firebreak southwest. 598 Comment
  IRVC28714  Helianthus nuttallii A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  UC557749  Heliotropium curassavicum Nell Murbarger 1936-5-1 205 Los Angeles San Clemente Isl. Comment
  OBI34016  Heliotropium curassavicum Mark Schneider 1973-9-30 s.n. Los Angeles San Onofre surf park Comment
  SD252293  Heliotropium curassavicum Steven A. Junak 2000-10-12 Sca 1413 Los Angeles Santa Catalina Island: On N side of Thompson Reservoir. 195 Comment
  RSA127778  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-6-4 14334 Los Angeles Point Dume. 45 Comment
  POM369743  Heliotropium curassavicum var. oculatum Tom Burch 1940-06 s.n. Los Angeles Redondo Beach 0 Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  UCR127163  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26269 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  SEINET10460649  Heterocodon rariflorum Thorne 1969-7-2 THORNE 38224 Los Angeles SAN GABRIEL MTS. CHARLTON FLATS BURN OF 1954 5250' CHAPARRAL Comment
  SEINET10460650  Heterocodon rariflorum Thorne 1971-6-30 THORNE 40828 A Los Angeles SAN GABRIEL MTS, LITTLE ROCK CR. 1.8 MI BELOW ALDER SADDLE 5100 Comment
  CAS-BOT-BC143700  Heteromeles arbutifolia E. R. Blakley 1962-6-9 5201 Los Angeles Canyon west of road, 2 1/2 miles north of China Point, San Clemente Island 167 Comment
  CHSC26112  Heteromeles arbutifolia James Henrickson 1971-6-20 5591 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  JEPS45035  Heteromeles arbutifolia C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail Comment
  RSA454312  Heteromeles arbutifolia F. R. Fosberg 1931-4-10 S- 4552 Los Angeles Santa Catalina Island. Avalon Canyon. 90 Comment
  RSA454317  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 s- 4957 Los Angeles Cherry Valley, Santa Catalina Island. 20 Comment
  SBBG118120  Heteromeles arbutifolia L. DeBuhr, G. D. Wallace 1972-9-2 701 Los Angeles near top of first cyn S of Lemon Tank 365 Comment
  UC483211  Heteromeles arbutifolia L. R. Abrams and I. L. Wiggins 1931-7-6 385 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UCR205519  Heteromeles arbutifolia A. C. Sanders, T. B. Salvato 2009-5-19 36819 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA0072431  Heteromeles arbutifolia R. G. Swinney 1989-11-24 1490 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. On Big Dalton Canyon Road, 1.5 miles NE of Glendora Mountain Road. Comment
  JEPS20375  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  UCR259768  Heterotheca grandiflora R. G. Swinney 2010-4-28 12396 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0074072  Heterotheca grandiflora A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  RSA0063087  Heuchera abramsii Wesley O. Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio. 2988 Comment
  SD236410  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns.: summit of Iron Mountain. 2427 Comment
  RSA0062942  Heuchera elegans Wesley O. Griesel 1963-7-11 831 Los Angeles Little Jimmy Springs, San Gabriel Mountains. 2134 Comment
  POM360458  Hieracium argutum Anstruther Davidson 1892-8-20 2040 Los Angeles Santa Anita Canyon Comment
  RSA657436  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30891 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  LA32278  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-9-6 14376 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  UC1128059  Holodiscus discolor Jerome S. Horton 1938-10-14 518 Los Angeles Bluebird Motorway sw of San Dimas Peak; California Forest And Range Experiment Station 762 Comment
  UC520298  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mountains, Santa Anita Canyon, Sturdevant Trail Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 1066 Comment
  CAS-BOT-BC149947  Holodiscus discolor var. discolor S. B. Parish; Tate Rydberg 1914-8-1 s.n. Los Angeles Summit San Antonio Mts. 3026 Comment
  SBBG113143  Hordeum intercedens S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 392 Los Angeles E side of Catalina Harbor, just E of end of rd at Triangulation Station "Harbor" 36 Comment
  SD252249  Hordeum intercedens Steven A. Junak 1999-4-23 Sca 850 Los Angeles Santa Catalina Island. Lower part of Ridge Road to W end, 1.0 mile from Two Harbors. 42 Comment
  UCR186769  Hordeum marinum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32088 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA0070324  Hordeum murinum R. G. Swinney 2010-5-7 12605 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
  UCR90017  Hordeum murinum Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA127854  Hordeum murinum subsp. glaucum P. H. Raven 1959-4-4 13973 Los Angeles Point Dume, near houses behind point. 21 Comment
  RSA590918  Hordeum murinum subsp. leporinum Orlando Mistretta 1994-4-12 1008 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  RSA605020  Hordeum vulgare L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  SEINET957950  Hosackia oblongifolia S. Boyd, Mike Wall 1996-1 8784 Los Angeles Liebre Mountians, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of Jtn with Lak e Hughes Road. Comment
  UCR190291  Hulsea heterochroma R. G. Swinney 1998-8-1 6628 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  RSA716599  Hulsea vestita subsp. gabrielensis Charlie Hohn 2006-6-5 005 Los Angeles Mendenhall Ridge. Southern side of road, just west of gate, approximately 3.3 road miles west of Lightning Point Campground. 3N32. 1675 Comment
  SFV22003  Hypochaeris glabra V. Soza, L. Gross, A. Munoz 2000-5-12 890 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-southeast-facing slope of canyon alongside fire road. 396 Comment
  UC651201 Image available Hyptis emoryi I. L. Wiggins 1935-2-20 7682 Los Angeles Wash 3 mi. from Los Angeles Bay. Comment
  UCR208864  Ipomoea purpurea L. C. Wheeler 1933-6-26 1844 Los Angeles San Gabriel Valley, Pomona, San Bernardino Ave. at San Antonio Ave. 259 Comment
  SFV16491  Isocoma menziesii P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Along ridge above White's Landing. Comment
  RSA670683  Isocoma menziesii var. sedoides B. C. Templeton 1955-9-4 7706 Los Angeles Near Malibu. Comment
  UC32925  Isocoma menziesii var. vernonioides J. H. Barber 1897-10-15 33 Los Angeles Santa Monica Expedition Station Comment
  UCR180996  Isomeris arborea R. G. Swinney 1997-2-22 5407 Los Angeles San Gabriel Mtns., Duarte, due west of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge 579 Comment
  UCR76403  Isomeris arborea var. arborea T. S. Ross 1992-4-14 6149 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCD133399  Jaumea carnosa P. Schiffman; R. van de Hock 1996-7-29 s.n. Los Angeles Santa Catalina Island, Ballast Point - low finger of land extending into Catalina Harbor. Comment
  SBBG109144  Jepsonia malvifolia S. A. Junak 1997-10-20 SCl 966 Los Angeles southernmost cyn in Bryce Cyn complex 30 Comment
  RSA650894  Juglans californica A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
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Dec 27 2011
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  RSA0048406  Juglans californica Elwood Fordham 1951-3-25 s.n. Los Angeles Topanga, 1/2 way down grade from summmit - New Canyon Road. Comment
  SEINET12033433  Juglans californica I. W. Clokey, Templeton, B. 1929-1 4585 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  CHSC98612  Juglans californica var. californica LeRoy Gross; Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin: Verdugo Mountains Regions: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. Pasadena. Collected along road. 396 Comment
  SD112815  Juglans californica var. californica Darley F. Howe 1947-3-22 1518 Los Angeles Topango Canyon, 2.0 mile from coast. Comment
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May 22 2014
  SD92967  Juglans californica var. californica W. Bertsch 1953-5-5 95 Los Angeles Claremont wash Comment
  RSA0047637  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 -113 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 213 Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  UCR251739  Juglans regia R. E. Riefner Jr. 2000-8-29 00- 766 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Sunland, Verdugo Mountains, La Tuna Canyn, north side of La Tuna Canyon Rd., 0.5 miles east of Alben Ave. 316 Comment
  UCR204752  Juncus R. G. Swinney 2005-8-9 8426 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR210278  Juncus R. G. Swinney 2008-10-16 9599 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  IRVC28576  Juncus balticus A. C. Sanders, Mark Elvin 2002-6-19 25152 Los Angeles 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 NE end of Santa Susana Mtns. 305 Comment
  UCR193533  Juncus balticus R. G. Swinney 1999-6-18 7298 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  UCR255499  Juncus balticus Dan S. Cooper 2014-6-26 614- 37 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  RSA368132  Juncus balticus subsp. ater F. R. Fosberg, Joseph A. Ewan 1931-8-13 S 5539 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA795192  Juncus bufonius Jane Tirrell 2012-7-25 LS 0130 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  SD69568  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island, bed and wet margins of stream flowing from reservoir at upper end of Cape Canyon. 334 Comment
  UCR210283  Juncus bufonius R. G. Swinney 2008-10-16 9602 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA604485  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA368285  Juncus macrophyllus F. R. Fosberg, Joseph A. Ewan 1931-8-13 S- 5445 Los Angeles Big Cienega Pine Flats, N. Fork San Gabriel R., San Gabriel Mts. Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  SFV21388  Juncus macrophyllus L. Gross, N. Fraga, S. Williams 2002-7-17 562 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  RSA229184  Juncus macrophyllus Robert F. Thorne, C. W. Tilforth 1971-6-29 40705 Los Angeles at confluence 1371 Comment
  RSA368267  Juncus macrophyllus Anstruther Davidson 1892-08 s.n. Los Angeles Mt. Wilson, San Gabriel Mtns. Comment
  RSA746864  Juncus macrophyllus Orlando Mistretta 1992-5-21 364 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA0039056  Juncus mexicanus R. G. Swinney 2009-11-16 11646 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR209920  Juncus oxymeris R. G. Swinney 2008-7-15 9240 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA0013469  Juncus rugulosus Orlando Mistretta, Youssef Atallah 2011-8-16 6041 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA250339  Juncus rugulosus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42239 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  RSA656782  Juncus textilis Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 710 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 548 Comment
  UCR258917  Juncus xiphioides R. G. Swinney 2010-9-13 13815 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA368070  Juncus xiphioides B. C. Templeton 1927-8-19 s.n. Los Angeles Arroyo Seco Canyon, Angeles Nat l. Forest. Comment
  RSA587386  Juniperus californica Orlando Mistretta 1992-5-8 283 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA600038  Juniperus californica Steve Boyd, Lauren Raz 1997-3-25 9258 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
  UCR140610  Juniperus californica Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 01 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  NY790267  Keckiella cordifolia L. Abrams 1902-6-15 2545 Los Angeles Sepulveda Canon, Santa Monica Mountains Comment
  RSA401758A  Keckiella cordifolia F. R. Fosberg 1931-4-14 S- 4605 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA401774A  Keckiella cordifolia Mary H. Ward 1970-4-19 LASCA- 933 Los Angeles San Rafael Hills,behind Linda Vista, southwestern Pasadena 305 Comment
  RSA649978  Keckiella cordifolia A. E. Hersh 1950-7-9 s.n. Los Angeles roadside [Topanga] Canyon, about 2 miles from west end. 91 Comment
  SEINET8731936 Image available Keckiella cordifolia Bruce Haines 1988-1 3 Los Angeles Approximately 5 miles north of Pacific on state highway 27, Topanga Canyon, Santa Monica Comment
  UC1063191  Keckiella ternata Jerome S. Horton 1935-8-1 235 Los Angeles near Fern Canyon (Dry Lake); Cucamonga Quad. 1524 Comment
  POM292884  Keckiella ternata subsp. septentrionalis Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15099 Los Angeles Santa Catalina Island, north face of Swain Canyon, Whites Landing 183 Comment
  RSA584874  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd 1990-6-4 2793 Los Angeles Lower Moody Canyon: Moody Truck Road, 0.1 mile N of junction with powerline road. 1049 Comment
  NY790425  Keckiella ternata subsp. ternata L. C. Wheeler 1967-7-30 10276 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1005.8 Comment
  POM308422A  Keckiella ternata subsp. ternata Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3098 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA293286  Keckiella ternata subsp. ternata D. C. Michener 1981-7-27 4021 Los Angeles San Gabriel Mountains, Cabin Flat. Just above Cabin Flat. 1650 Comment
  SBBG95638  Kochia californica D. Keil, V. L. Holland, M. Stiles, F. Villablanca 1987-4-30 20039 Los Angeles ca. 1 mi W of jct with St Hwy 14 along St Hwy 138 Comment
  SDSU5597  Kochia californica D. F. Howe 1958-10-26 2684 Los Angeles Lancaster, Mojave Desert. Comment
  UC7418  Kochia californica J. Burtt Davy May 9 1896-May 24 1896 2267 Los Angeles Antelope Valley Comment
  RSA403462  Koeleria macrantha Anstruther Davidson 1892-8-20 256 Los Angeles Wilson's Peak. Comment
  UC129433  Koeleria macrantha Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson; San Gabriel Mts., summit of Mt. Wilson 1828 Comment
  CAS-BOT-BC271341  Koeleria pyramidata Cecil Hart 1929-4-1 s.n. Los Angeles Montebello Hills Comment
  RSA0012044  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10601 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  SBBG72611  Krascheninnikovia lanata M. N. Ackley 1927-5-8 100 Los Angeles Little Rock foothills 914 Comment
  UCR186954  Lagophylla ramosissima A. C. Sanders 2006-5-16 32366 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  UCR238625  Lagophylla ramosissima Anuja Parikh, Nathan Gale 2010-5-12 3160 Los Angeles Western Mojave Desert, Antelope Valley, 3.9 km south of Hwy 138, 0.2 km west of 120th St. West, under power transmission lines 783 Comment
  CAS-BOT-BC273824  Lamarckia aurea John H. Thomas 1957-4-27 6696 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica 152 Comment
  CATA944  Lamarckia aurea Mark L. Hoefs, Robert Given 1992-4-16 1808 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  POM352635  Lamarckia aurea George B. Grant 1903-1 s.n. Los Angeles Pasadena. Comment
  UCR271748  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR271397  Lamium amplexicaule R. G. Swinney 2011-3-26 14196 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SD129270  Lampranthus tenuifolius Andrew C. Sanders 1988-2-18 7689 Los Angeles El Segundo Dunes, West of L.A.International Airport between Pershing Dr. and vista Del Mar Blvd 4 Comment
  CAS-BOT-BC338110  Lasthenia californica Geo. B. Grant 1903-4-23 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC338130  Lasthenia californica Geo. B. Grant 1901-3-1 3663 Los Angeles Los Angeles Comment
  RSA151025  Lasthenia californica Peter H. Raven 1962-4-11 17283 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA361571  Lasthenia glabrata subsp. coulteri F. R. Fosberg 1930-6-30 448 Los Angeles Del Rey. Comment
  SBBG117120  Lasthenia gracilis S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1533 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SBBG96991  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4384 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA579161  Lasthenia gracilis Timothy S. Ross, Darin Banks 1994-4-12 7489 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  UCD106352  Lathyrus latifolius Mary E. Manwell 1964-6-10 s.n. Los Angeles Along railroad right-of-way so. Of Locust St., between Hill St. and Holliston Ave., Pasadena, CA. Comment
  LA201174  Lathyrus odoratus Arthur C. Gibson; 2003-4-28 4708 Los Angeles 396 Comment
  SEINET4044580  Lathyrus vestitus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCR88527  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  RSA651068  Lathyrus vestitus subsp. vestitus Paul M. Inman 1983-5-8 50883 -22 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 miles north of Arcadia. From east facing ridge. On upper Creek Trail leading to Hoegee's camp. 915 Comment
  SBBG32134  Lathyrus vestitus var. alefeldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -213 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UC729592  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 Los Angeles about 0.5 mi way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  RSA482501  Lathyrus vestitus var. vestitus Richard Noyes 1988-5-12 560 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  SD90439  Lathyrus vestitus var. vestitus Donald R. Bissing 1973-3-29 28 Los Angeles San Gabriel Mountains, Evey Canyon, on NE canyon wall in open grassy area, 1 mile from mouthof canyon 975 Comment
  LA92025  Lavatera assurgentiflora Peter H. Raven; 1962-4-11 17303 Los Angeles San Clemente Island, NW end of island between Driggs and West Rocks 6 Comment
  SEINET3143225  Lavatera assurgentiflora Unknown 1904-1 672 -4841 Los Angeles Santa Catalina Island, Pacific Ocean off coast of S California Comment
  RSA589113  Layia glandulosa Timothy S. Ross 1992-4-4 6101 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road 1207 Comment
  UCR190468  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UCR259982  Layia glandulosa R. G. Swinney 2010-5-11 12641 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
  UCR281607  Layia glandulosa R. G. Swinney 2014-4-18 16136 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  POM18071  Layia glandulosa P. A. Munz 1923-5-26 6600 Los Angeles Ridge at head of Vincent Gulch (near North Baldy) 2012 Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  SD28058  Layia platyglossa subsp. campestris Carl B. Wolf 1932-5-11 3551 Los Angeles Santa Catalina Island; west side of Isthmus Harbor. 29 Comment
  SDSU11836  Lemna cyclostasa A. H. Gallup 1949-3-5 326 Los Angeles Lacsa, in quiet water below lake. 152 Comment
  LA82022  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA702174  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA703503  Lepechinia fragrans Scott D. White 2004-9-3 10744 Los Angeles San Gabriel Mountains: Grizzly Flat, ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  UC2047827  Lepechinia fragrans James Henrickson with Barry Prigge 1981-5-16 18843 Los Angeles In Santa Monica Mountains, ca. 5 miles South of Highway 101 off Topanga Canyon Road. Comment
  UCR256602  Lepidium densiflorum Anuja Parikh, Nathan Gale 2011-7-5 3534 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.5 km west of Shortcut Station, 1.1 km north of State Hwy 2, Angeles Crest Hwy 1683 Comment
  RSA611349  Lepidium dictyotum var. dictyotum Steve Boyd 1998-4-1 10133 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA49396  Lepidium flavum P. A. Munz 1949-4-26 13085 Los Angeles Near Phelan, Mojave Desert 945 Comment
  SFV21022  Lepidium latifolium L. Gross 2002-10-5 668 Los Angeles Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco, just west of Altadena. 335 Comment
  UCR141501  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mtns, Devil's Gate Reservoir, NE of the San Rafael Hills, in the Arroyo Seco river channel, just west of the city of Altadena 335 Comment
  UC10651  Lepidium virginicum var. pubescens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  RSA145203  Lepidospartum latisquamum S. Carlquist 1960-9-11 635 Los Angeles Between Wrightwood and Big Pines on Hwy 138. 2011 Comment
  POM6043  Lepidospartum squamatum I. M. Johnston 1917-8-23 1717 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA715423  Lepidospartum squamatum R. G. Swinney 1997-9-6 5865 Los Angeles Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi W of FS Rd. 75 meters S of only point where stream crosses road. 1585 Comment
  UCR217819  Lepidospartum squamatum Dan S. Cooper 2010-8-26 810- 97 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  UCR26501  Leptochloa fascicularis A. C. Sanders 1981-9-12 2340 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  UC23422  Leptodactylon californicum Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR271195  Leptosiphon breviculus R. G. Swinney 2011-6-6 14988 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SBBG33059  Leptosyne calliopsidea K. K. Muller, J. Broughton 1969-4-20 2928 Los Angeles near Lovejoy Buttes on 180th St at Ave O, Antelope Valley E of Lancaster Comment
  UCR179707  Lessingia filaginifolia R. G. Swinney, Dave Larson 1996-7-17 5121 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC339291  Lessingia glandulifera var. glandulifera W. R. Dudley; F. H. Lamb 1896-6-4 4307 Los Angeles Lancaster Comment
  JEPS22873  Lessingia glandulifera var. glandulifera Rimo Bacigalupi with Reino Alava 1958-7-21 6449 Los Angeles at Chilao Flat (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1615 Comment
  UC177467  Lessingia tenuis J. T. Rothrock August 1875 250 Los Angeles head Piru Creek Comment
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Dec 1 2015
  CAS-BOT-BC444442  Lewisia rediviva var. minor I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains. Head of San Antonio Canon [Canyon] 2438 Comment
  CAS-BOT-BC272299  Leymus X multiflorus Le Roy Abrams 1901-5-1 1671 Los Angeles Near Ballona Harbor Comment
  RSA187706  Leymus condensatus R. F. Thorne 1966-9-11 36640 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 0.75 mile above Ben Weston Beach 53 Comment
  RSA585690  Leymus triticoides Timothy S. Ross 1990-6-11 3014 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA748328  Leymus triticoides R. G. Swinney 2005-8-9 8419 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR146685  Lilium humboldtii Scott D. White 2004-8-20 10725 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  UC335425  Limonium californicum unknown Los Angeles Santa Monica Comment
  RSA614826  Limonium otolepis Louis C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills: Victoria Street and Wilmington Boulevard. 46 Comment
  UC1257221  Limosella acaulis R. F. and M. Z. Thorne 1969-7-10 38381 Los Angeles margin Jackson Lake (Angeles National Forest); San Gabriel Mts., , Jackson Lake 1859 Comment
  CAS-BOT-BC226757  Linanthus californicus Louis C. Wheeler 1933-3-31 1558 Los Angeles Topango Canyon, Santa Monica Mts. 152 Comment
  CHSC95788  Linanthus californicus Laura Moore; Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 50 Los Angeles Los Angeles Basin: Verdugo Mountains ; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 806 Comment
  RSA468437  Linanthus californicus Martha Hilend 1929-5-14 s.n. Los Angeles Mt. Lowe. Comment
  RSA595556  Linanthus californicus Alan Prather, Alice Hempel 1993-5-17 1351 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Oct 29 2014
  SEINET13383041 Image available Linanthus californicus R. G. Swinney 2011-1 15315 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA468432  Linanthus californicus subsp. glandulosus James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UC23756  Linanthus parryae J. Burtt Davy May 9-24 1896 2290 Los Angeles Antelope Valley Comment
  UCR192541  Linanthus parviflorus T. B. Salvato 2008-4-25 3344 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  RSA729878  Linanthus pungens R. G. Swinney 1998-9-7 6925 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  SEINET6032168  Lithophragma affine G. B. Grant 1904-1 701 Los Angeles Garvanza Comment
  UCSB2561  Lithophragma affine Decker, Helen 1946-5-5 Los Angeles Little Bear Canyon, Mt. Baldy Area Comment
  CAS-BOT-BC432206  Lithophragma bolanderi G. B. Grant 1906-6-10 s.n. Los Angeles Castle Canyon, Mt. Lowe 1219 Comment
  UCR263272  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2012-5-2 3582 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 1.0 km east of Cogswell Reservoir 643 Comment
  RSA574337  Lithophragma bolanderi R. G. Swinney 1994-5-7 2839 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  UCR194170  Lobelia dunnii R. G. Swinney 1998-7-24 6557 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCSB6989  Lobularia maritima Haller, Norman 1953-3-31 Los Angeles Corner or Hilgard and LeConte, U.C.L.A. Comment
  UC909100  Loeseliastrum matthewsii Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel mts., Pinyon Ridge 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
  UCSB31750  Loeseliastrum matthewsii Cummings, C. 1965-4-23 Los Angeles 23 mi. east of Palmdale 762 Comment
  SEINET10592069  Lolium temulentum Ahams AHAMS 1184 Los Angeles Ballena Harbar. Comment
  LA51813  Lomatium dasycarpum Mildred E. Mathias; 1957-4-4 3160 Los Angeles Santa Monica Mountains, Decker Canyon Rd, 0.3 mi SW of Decker Fire Station. Fire trail Comment
  LA51834  Lomatium lucidum Carl Epling; 1931-4-18 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UC457263  Lomatium lucidum Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Comment
  RSA729778  Lomatium nevadense var. parishii R. G. Swinney 1998-7-6 6296 Los Angeles San Gabriel Mtns.: Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  RSA561575  Lonicera subspicata var. denudata Steve Boyd, Orlando Mistretta 1993-5-17 8144 Los Angeles north of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on west side of Sombrero Canyon at the western edge of the forest 792 Comment
  RSA608503  Lonicera subspicata var. denudata L. C. Wheeler 1930-5-31 48 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SFV6954  Lonicera subspicata var. denudata T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1971-8-31 621 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UC1125304  Lonicera subspicata var. denudata G. T. Nordstrom 1935-1-22 322 Los Angeles 3 mi n of mouth Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  RSA549166  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 B Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA90352  Lotus crassifolius var. crassifolius F. W. Peirson 1905-7-14 4078 Los Angeles Bear Flat 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
  RSA612083  Lotus hamatus Valerie L. Soza 1998-4-26 72 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. [Coordinates given are] at center of BFS. 411 Comment
  RSA709409  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-26 29724 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
  SEINET12154233  Lotus nevadensis var. davidsonii Unknown 1963-1 825 Los Angeles Cloudburst Summit, San Gabriel Mts 2134 Comment
  RSA550431  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-10 6650 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UCR57523  Lotus purshianus Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  POM128895  Lotus salsuginosus F. M. Reed 1909-7-2 2809 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UC168722  Lotus salsuginosus unknown 1905-4-20 712 -6489 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA654345  Lotus salsuginosus var. salsuginosus Valerie L. Soza, LeRoy Gross 2000-5-25 966 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCR276789  Lotus scoparius subsp. scoparius R. G. Swinney 2011-3-29 14260 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
  UC1584841  Lotus scoparius var. scoparius Tim Ross 1991-4-8 4460 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill, San Dimas U.S.G.S. 7.5' Quad. 228 Comment
  JEPS55865  Lotus strigosus A. M. Ottley 1920-5-16 691 Los Angeles Tujunga Canyon San Gabriel Mts. Comment
  POM50639  Lotus strigosus L. R. Abrams 1901-04 1287 Los Angeles Devil's Gate Comment
  RSA0117147  Lotus strigosus Mitchell Provance, Stephen Reynolds 2011-5-5 17213 Los Angeles San Gabriel Valley: City of San Gabriel, northwest of the itnersection of Burton Ave. and E. Las Tunas Dr. Beneath the SCE power lines. 130 Comment
  UCR200171  Lotus strigosus Valerie Soza, Laura A. Moore 2000-5-10 841 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  RSA406310  Lotus strigosus Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  RSA188078  Lotus strigosus var. strigosus R. F. Thorne 1966-4-28 36233 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA406433  Lotus unifoliolatus D. S. Krause 1939-07 s.n. Los Angeles Open fields in foothills, La Canada Comment
  UCR271128  Lotus unifoliolatus var. unifoliolatus R. G. Swinney 2011-10-10 15759 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA113647  Ludwigia peploides subsp. peploides Peter H. Raven 1957-6-15 10922 Los Angeles 2.6 miles east of Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA0085063  Lupinus Justin M. Wood 2009-4-10 477 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  SD31195  Lupinus albifrons var. albifrons Edith A. Purer 1931-4-28 1755 Los Angeles Palos Verdes Hills. Along roadside. Comment
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Mar 15 2016
  CATA3412  Lupinus bicolor Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 026 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 307 Comment
  UCR119282  Lupinus bicolor A. C. Sanders, D. Malueg 1998-6-22 22042 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCD107125  Lupinus bicolor C. F. Baker 1909-3-20 5252 Los Angeles Claremont. Comment
  SEINET10871230 Image available Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-19 Dunn 2129 Los Angeles 0.9 mile S of the junction of Hwy 99 and 138. 1067 Comment
  POM2412  Lupinus bicolor subsp. microphyllus D. L. Crawford, Otis Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains. Comment
  SD231312  Lupinus concinnus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road North) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC127558  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2495 Los Angeles Richardson's Canyon Antelope Valley (Antelope Valley); , Richardson's Canyon Comment
  CAS-BOT-BC205149  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge, San Gabriel Mts. 2286 Comment
  UCSB6979  Lupinus excubitus Haller, Norman 1953-4-18 Los Angeles Highway 99, 12 miles south of Gorman near Piru Creek crossing 762 Comment
  RSA729969  Lupinus excubitus var. austromontanus R. G. Swinney 1999-5-22 7207 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA0105029  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SEINET10485308  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 x 7325(2) 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
  UCSB41301  Lupinus excubitus var. johnstonii Griesel, Wesley 1961-5-16 Los Angeles State Hwy. #2; near Cloudburst Summit; San Gabriel Mountains 2042 Comment
  UCD107948  Lupinus hyacinthinus Daryl Koutnik; John Cuti 1978-4-19 376 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA584881  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA549155  Lupinus longifolius T. S. Ross 1990-6-20 3669 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA612436  Lupinus longifolius Bill Campbell 1932-4-23 s.n. Los Angeles Santa Monica Mountains; Los Alisos canyon. Comment
  SEINET10485606  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SFV1887  Lupinus microcarpus var. horizontalis Lawler 1958-5-10 s. n. Los Angeles Along side of Highway 138, 0.5 miles east of junction with Highway 99. 1220 Comment
  OBI48514  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
  RSA0003469  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  UCSB3331  Lupinus odoratus Wedberg, H. 1957-4-19 Los Angeles E Pearblossom on 138 Comment
  RSA250405  Lupinus peirsonii Lee W. Lenz 1968-6-11 37790 Los Angeles Angeles National Forest; along Angeles Crest W of Mt. Baden-Powell, N slope of San Gabriel Mtns 2287 Comment
  RSA641672  Lupinus peirsonii Orlando Mistretta 1993-7-6 930 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2475 Comment
  UC1537123  Lupinus sparsiflorus Gordon H. True Jr. 1935-3-27 174 Los Angeles foothills 5 mi sw Palmdale; sw of Palmdale 944 Comment
  UCD109486  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. 518 Comment
  UCR200184  Lupinus sparsiflorus Valerie Soza, Laura A. Moore 2000-5-10 837 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  RSA579231  Lupinus succulentus Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7399 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  SEINET10870700  Lupinus succulentus David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Palos verdes. Comment
  SEINET3131621  Lupinus succulentus Unknown 715 Los Angeles Vernon Comment
  UCSB11836  Lupinus succulentus Haines, Bruce 1962-3-11 Los Angeles Topanga Summit, 10 miles north of the Pacific Ocean on California State Highway 27 475 Comment
  POM294753  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA0086994  Lupinus truncatus R. G. Swinney 2010-4-21 12328 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  RSA526617  Lupinus truncatus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4205 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG98538  Lupinus truncatus T. Ross 1991-5-21 5420 Los Angeles upper reaches of Box Cyn, SW side of island; just above the main wash area 403 Comment
  LA90720  Lycium andersonii Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, Antelope Valley, S end of Edwards Air Force Base on 140th St Comment
  UC26136  Lycium brevipes Blanche Trask 1890-1 Los Angeles Santa Catalina Island, Avalon Avalon; Santa Catalina Island, Avalon Comment
  CAS-BOT-BC233477  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  POM156214  Lycium californicum L. R. Abrams 1903-3-14 3131 Los Angeles San Pedro Hills, near Rocky Point. Comment
  SDSU11114  Lycium cooperi D. F. Howe 1947-5-6 1565 Los Angeles Near Vincent, western Mojave Desert. Comment
  RSA632533  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-10-29 SCI- 985 Los Angeles San Clemente Island: E side of island, near head of first canyon S of Camer Pad 'Malo,' 0.1 mile SSW of 'Malo 1' 381 Comment
  SBBG11602  Lyonothamnus floribundus var. aspleniifolius P. H. Raven 1962-5-9 17682 Los Angeles near head of cyn above Mosquito Cove 274 Comment
  POM4786  Machaeranthera canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  RSA733753  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA748197  Madia gracilis Scott D. White, Justin M. Wood 2009-5-6 12648 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA641495  Malacothamnus davidsonii Louis C. Wheeler 1967-8-13 10466 Los Angeles San Gabriel Mts: Angeles National Forest; Little Tujunga near Dillon Divide 793 Comment
  RSA643395  Malacothamnus davidsonii Orlando Mistretta 1992-9-16 814 Los Angeles San Gabriel Mountains: Oak Springs Trail at south trail head. 579 Comment
  UCR124963  Malacothamnus davidsonii J. C. Marvin 1910-1 s.n. Los Angeles Western San Gabriel Mtns., Pacoima Canyon 1000 Comment
  CAS-BOT-BC206223  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Brink of cliffs by the falls, near Parson's Landing, Santa Catalina Island Comment
  RSA522926  Malacothamnus fasciculatus Tim S. Ross, Orlando Mistretta 1990-10-24 3300 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  SBBG128370  Malacothamnus fasciculatus M. L. Hoefs 1973-5-15 291 Los Angeles open field, above #7 & 8 holes of golf course, Avalon Cyn 76 Comment
  SFV2305  Malacothamnus fasciculatus P. G. Kilburn 1957-10-31 516 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir, near Cockrum Ranch. 350 Comment
  UCR217138  Malacothamnus fasciculatus Jonas A. Winbolt, Rocky Brown 2010-8-20 007 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  UCR259979  Malacothamnus fasciculatus R. G. Swinney 2010-2-27 11771 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
  UC1595224  Malacothamnus fasciculatus var. fasciculatus Tim Ross, Annette H. Ross 1991-7-29 5682 Los Angeles N-most point of the Puente Hills Puente Hills, Elephant Hill 228 Comment
  CAS-BOT-BC206312  Malacothamnus fremontii unspecified 1940-5-1 s.n. Los Angeles Region of Palmdale, Mojave Desert Comment
  UC1929860  Malacothamnus marrubioides Michael Honer, Dylan Hannon 2003-7-1 1841 Los Angeles LIEBRE MTS: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway jtn. with Ridge Rt. Rd. Comment
  RSA94959  Malacothrix clevelandii F. W. Peirson 1923-5-21 5288 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  RSA597448  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5231 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  SBBG101134  Malacothrix foliosa subsp. foliosa T. Ross, E. Kellogg 1992-4-13 6146 Los Angeles vicinity of Darter, (340 degrees NNW, 1140 m distant from 199' Benchmark near Flasher;, ca. 250 m NNW of shifting sands) 18 Comment
  UCR119337  Malacothrix glabrata B. G. Pitzer 1998-5-12 3682 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR167549  Malacothrix glabrata S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  UC1536047  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1975-9-3 47373 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  UC468868  Malacothrix saxatilis var. tenuifolia C. F. Millspaugh 1919-12-6 4471 Los Angeles vicinity Avalon; Santa Catalina Island Comment
  UCD134445  Malacothrix saxatilis var. tenuifolia G. H. Vansell 1936-6-1 s.n. Los Angeles Sawmill Mt. Comment
  RSA18520  Malosma laurina C. B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  RSA386396  Malosma laurina F. R. Fosberg 1931-7-16 S- 5602 Los Angeles Gallagher s Canyon. Santa Catalina Island. 5 Comment
  RSA658308  Malosma laurina D. Roche 1998-5-26 28 Los Angeles Camp Baldy Road at fence line of Dept. of water structure. North side of road. 573 Comment
  SD126439  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UCR223728  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles Transverse Range; San Gabriel Mtns., El Encanto Azusa River Wilderness Park 296 Comment
  CHSC95517  Malva parviflora LeRoy Gross; Valerie Soza 2003-5-15 918 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  CHSC13875  Marah macrocarpa L. M. Mayer 1974-4-5 125 Los Angeles Big Tujunga Rd. ca 1 mi E of intersection with Mt. Gleason Blvd. Near Tujunga. Comment
  RSA0061124  Marah macrocarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6832 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA3681  Marah macrocarpa C. B. Wolf 1932-5-9 3455 Los Angeles Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 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
  RSA594584  Marah macrocarpa var. macrocarpa L. C. Wheeler 1967-5-2 9273 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital.Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  POM2402  Medicago lupulina I. M. Johnston 1917-6-15 1277 Los Angeles Camp Baldy. Comment
  LA52453  Medicago lupulina Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA355904  Medicago polymorpha Robert F. Thorne 1975-9-4 47390 Los Angeles Santa Catalina Island: Fishermans Cove; campus of USC Marine Science Center. Comment
  SBBG38935  Medicago polymorpha E. R. Blakley 1963-4-10 5603 Los Angeles 1 mi S of Avalon on rocky ridge 30 Comment
  SBBG80283  Medicago polymorpha F. C. Boutin 1967-4-23 1637 Los Angeles Wilson Cove Comment
  RSA529296  Medicago polymorpha Tim S. Ross 1991-4-8 4482 Los Angeles Elephant Hill: western Pomona. 229 Comment
  JEPS75609  Melica imperfecta W. L. Jepson 1935-4-17 17062 Los Angeles Portal Ridge Comment
  POM357030  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  POM357041  Melica imperfecta Freda Detmers, Edith Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA773282  Melica imperfecta R. G. Swinney 2009-5-20 10814 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA787202  Melica imperfecta J. D. Olmsted 1962-4-30 414 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SEINET10605878  Melica imperfecta var. refracta Meryle B. Dunkle 1940-3-20 Dunkle 7438 Los Angeles Second canyon south, in shaded canyon bottom, Santa Barbara Island. Comment
  RSA332614  Melica stricta Wayne E. Sawyer 1981-6-11 20 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 1.6 miles from Dawson Saddle. 2317 Comment
  RSA648671  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles Big Pines. Comment
  CATA1121  Melilotus albus Mark L. Hoefs 1995-5-23 2088 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  RSA591918  Melilotus indicus L. C. Wheeler 1967-5-2 9252 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA604524  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steven A. Junak 1997-3-27 600 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  UCD108061  Melilotus indicus Michael Alvord; Mark Meyers 1993-4-24 28 Los Angeles Santa Clarita, Placerita Cyn. State Park. Along driveway perimeter, N.E. side. 400 Comment
  RSA0081132  Mentzelia R. G. Swinney 2010-6-1 13104 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
  SFV2372  Mentzelia affinis P. G. Kilburn 1958-4-12 720 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  RSA440349  Mentzelia affinis Anstruther Davidson 1908-01 1982 Los Angeles Hollywood. Comment
  RSA729754  Mentzelia congesta R. G. Swinney 1999-7-5 7523 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA446852  Mentzelia dispersa George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA603878  Mentzelia dispersa Louis C. Wheeler 1948-6-13 6647 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1006 Comment
  RSA589258  Mentzelia jonesii Tim S. Ross 1991-4-27 4671 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [Buttes]. 1003 Comment
  RSA296869  Mentzelia laevicaulis F. W. Peirson 1918-6-16 121 Los Angeles San Gabriel Mts. Rock Creek 1448 Comment
  LA200640  Mentzelia micrantha J. A. Ewan; 1929-5-18 3426 Los Angeles 83 Comment
  CHSC3717  Mentzelia veatchiana Sue Boergadine 1966-4-28 4 Los Angeles App. 8 mi. NE Newhall. 914 Comment
  RSA250700  Mentzelia veatchiana Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39481 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1189 Comment
  RSA60194  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  RSA446886  Mentzelia veatchiana Christopher Davidson 1975-5-25 2564 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  UCR263277  Micranthes californica Anuja Parikh, Nathan Gale 2012-5-3 3586 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 6.7 km west of State Hwy 39, San Gabriel Canyon Road 602 Comment
  POM50177  Microseris douglasii subsp. douglasii L. R. Abrams 1901-04 1255 Los Angeles Santa Monica Mountains Comment
  RSA188054  Microseris lindleyi R. F. Thorne 1966-4-7 35936 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA229009  Microseris lindleyi R. F. Thorne, C. W. Tilforth 1971-6-30 40812 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  RSA598112  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-4 9160 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA660443  Mimulus aurantiacus Orlando Mistretta 1992-6-17 582 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA724658  Mimulus aurantiacus K. Dobry 1991-5-20 598 Los Angeles West San Gabriel [Mountains] at Elsmere Cyn. Comment
  RSA0101271  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA23582  Mimulus aurantiacus var. pubescens Carl B. Wolf, Percy C. Everett 1939-10-17 9540 Los Angeles Base of Santa Susana Pass. Comment
  UC26699  Mimulus aurantiacus var. pubescens Dr. Vogt 1897-1 72 Los Angeles Antelope Valley Comment
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Dec 24 2016
  RSA0060192  Mimulus aurantiacus var. pubescens Robert M. Perkins 1935-5-4 72 Los Angeles Hendrick's Canyon. Comment
  RSA592430  Mimulus aurantiacus var. puniceus Mark Hoefs 1973-3-13 61 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  UC885728  Mimulus aurantiacus var. puniceus Ezra C. Knopf 52 Los Angeles Echo Lake Comment
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Mar 15 2006
  JEPS86956  Mimulus brevipes David M. Thompson 1988-5-5 876 Los Angeles 4.6 mi n Hwy 1 (along Malibu Canyon Road (Hwy N1), then 1.2 mi e along Piuma Road to entrance of Backbone Trail (n side of Piuma Rd.)); Santa Monica Mts. 180 Comment
  RSA182749  Mimulus brevipes J. Massey 1966-3-26 1121 Los Angeles Cobal Canyon near entrance. Comment
  RSA408174  Mimulus brevipes Robin S. Collins 1973-4-9 238 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  RSA420665  Mimulus cardinalis M. B. Dunkle 1933-6-17 3624 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  SEINET11262504  Mimulus cardinalis Timothy S. Ross, Steve Boyd 1994-9-20 8277 Los Angeles Lower Spunky Canyon. This stretch draining SSE exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle.; 0 934 Comment
  UCD94028  Mimulus cardinalis Joel Smith; Dena Grossenbacher 2008-8-3 JS 01 Los Angeles Cobal Canyon, Clairmont Wilderness Park about 0.5 miles north of trailhead along trail. 542 Comment
  UCR210254  Mimulus cardinalis R. G. Swinney 2008-8-13 9365 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR258562  Mimulus cardinalis R. G. Swinney 2010-5-29 13010 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
  POM220011  Mimulus cardinalis F. R. Fosberg 1932-5-7 8145 Los Angeles Santa Catalina Island. Grand Can[yon] below Falls. 100 Comment
  RSA420682  Mimulus cardinalis V. V. Giles 1936-7-5 40 Los Angeles Road 4 miles below Crystal Lake. Comment
  RSA420687  Mimulus cardinalis N. C. Cooper 1949-6-29 4377 Los Angeles San Gabriel Canyon. 610 Comment
  UCD122522  Mimulus cardinalis K. C. Zakar 1969-7-1 s.n. Los Angeles San Francisco Canyon, Saugus. Comment
  RSA770345  Mimulus floribundus R. G. Swinney 2008-6-24 9085 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  RSA660263  Mimulus floribundus Orlando Mistretta, Peter L. Morrell 1992-6-4 492 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR276889  Mimulus fremontii R. G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m. north of lodge on a SW-facing slope, E of the swimming pool 1220 Comment
  UC903757  Mimulus fremontii var. fremontii Dr. John S. Garth 1948-4-21 C 2679 Los Angeles Littlerock 762 Comment
  LA209380  Mimulus guttatus S. F. Blake; 1910-8-6 600 Los Angeles Los Angeles Comment
  UCR238630  Mimulus johnstonii Anuja Parikh, Nathan Gale 2010-6-18 3342 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  JEPS11362  Mimulus nasutus F. W. Peirson 1918-5-19 197 Los Angeles back of Altadena; San Gabriel Mts., Millards Canyon 762 Comment
  UCR203201  Mimulus palmeri R. G. Swinney 2005-5-21 8242 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR204852  Mimulus pilosus R. G. Swinney 2005-8-9 8415 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA643146  Minuartia nuttallii subsp. gracilis Orlando Mistretta 1993-6-24 888 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  UCR258700  Mirabilis laevis R. G. Swinney 2010-3-22 12027 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UC440433  Mirabilis laevis var. crassifolia Carl Epling, Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Comment
  SBBG69833  Mollugo verticillata Anstruther Davidson -Aug-1893 Los Angeles Garvanza Comment
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Nov 25 2011
  UC115338  Mollugo verticillata A. J. McC. 1893-8-6 129 Los Angeles near Los Angeles Comment
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Aug 5 2010
  UCR223148  Monardella australis R. G. Swinney 2009-7-22 11330 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC284646  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1420 Los Angeles near summit Baldy (type locality) 2971 Comment
  UCR252554  Monardella breweri subsp. lanceolata R. G. Swinney 2010-6-21 13249 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  SBBG126066  Monardella hypoleuca subsp. hypoleuca M. A. Elvin with A. Clause 2008-5-30 5972 Los Angeles Santa Ynez Cyn, ca. 300 m N of Verde de la Montura Rd; Santa Monica Mtns Comment
  RSA401612  Monardella linoides subsp. stricta Bonnie C. Templeton 1932-8-25 5067 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  RSA0003929  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Head of Evey canyon (on sunset trail) 1448 Comment
  SEINET3245995  Montia fontana R. G. Swinney 2009-1 10966 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, South Fork of Little Rock Creek. Waterman Mtn. 483 Comment
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  RSA150864  Muhlenbergia appressa P. H. Raven 1962-4-12 173224 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  RSA248842  Muhlenbergia appressa R. F. Thorne 1973-4-11 42857 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  UCR190012  Muhlenbergia californica R. G. Swinney 1998-7-30 6595 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  RSA11603  Muhlenbergia microsperma C. Epling, Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA780000  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  SEINET13383409 Image available Muhlenbergia microsperma R. G. Swinney 2010-1 11970 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 539 Comment
  RSA403606  Muhlenbergia rigens Anstruther Davidson 1912-07 2909 Los Angeles Hollywood. Comment
  RSA755834  Muhlenbergia rigens R. G. Swinney 2008-10-7 9481 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  UCR276872  Muhlenbergia rigens R. G. Swinney 2011-10-13 15788 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  RSA573743  Muilla maritima Timothy S. Ross 1992-7-17 6726 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  UCR190017  Muilla maritima R. G. Swinney 1998-6-12 6954 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  UCR194032  Muilla maritima R. G. Swinney 1998-8-13 6733 Los Angeles San Gabriel Mtns., Iron Mountain ridge, 0.5 mi. south of Iron Mtn. summit, 100 m north of a Coulter pine grove 2262 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
  SBBG13616  Munzothamnus blairii P. H. Raven 1962-4-12 17310 Los Angeles large cyn below the Tomb 243 Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  SEINET238570 Image available Myriophyllum Scott D. White 1997-5-21 4 Los Angeles San Gabriel River Canyon; N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging stn. below Morris Dam. 244 Comment
  UCR149905  Nama californica R. G. Swinney 1999-6-18 7341 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UC70990  Nassella cernua J. B. Davy 1901-3-1 Los Angeles Saugus Comment
  RSA594735  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles 'OLD RIDGE ROUTE'': 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  SBBG119313  Nassella lepida V. Soza with L. Gross 2001-4-18 1136 Los Angeles between Little Santa Anita and Santa Anita Cyns 701 Comment
  UC729807  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles 100 yd se summit of Equestrian Trail (back of Avalon); Santa Catalina Island 304 Comment
  RSA678120  Nassella pulchra Valerie L. Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 655 Comment
  LA206711  Navarretia atractyloides A. M. Johnson; 1933-5-20 4292 Los Angeles Azusa flats Comment
  UC1929549  Nemacladus sigmoideus Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1683 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA0006293  Nemacladus sigmoideus R. C. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  SEINET4080335  Nemophila menziesii R. Moran 1941-1 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UC1537399  Nemophila menziesii Gordon H. True Jr. 1935-3-6 48 Los Angeles 4 mi w Palmdale; w of Palmdale 944 Comment
  RSA421315  Nemophila menziesii Anstruther Davidson 1890-1-14 s.n. Los Angeles Los Angeles. Comment
  UC131457  Nemophila menziesii var. integrifolia C. F. Baker 1904-4-22 4183 Los Angeles Monrovia Comment
  RSA276027  Nemophila menziesii var. menziesii Jack Delaini 1974-3-11 67 Los Angeles Lodi Canyon. 549 Comment
  RSA0045221  Nemophila spatulata R. G. Swinney 2010-6-21 13270 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA547422  Nerium oleander T. S. Ross 1992-5-17 6347 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, just NE of Heaton Flat; 25 degrees NNE, 885m distant from East Fork Station 695 Comment
  UCR92067  Nerium oleander Scott D. White 1995-2-7 2520 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  UCR273266  Nicotiana attenuata R. G. Swinney 2011-7-7 15417 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA226035  Nicotiana attenuata Robert F. Thorne, C. W. Tilforth 1971-6-29 40649 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  RSA586821  Nicotiana attenuata Orlando Mistretta 1994-6-21 1390 Los Angeles San Gabriel Mountains: Santiago Canyon. on road cut near south end of road into Santiago Canyon 1372 Comment
  RSA426694  Nicotiana glauca John E. Marble 1894-5-2 s.n. Los Angeles Elysian Park, Los Angeles. Comment
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Oct 30 2014
  UCR258686  Nicotiana glauca R. G. Swinney 2010-3-16 11940 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
  SEINET10696839  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3971 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCD138661  Nothoscordum gracile A. R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles. Comment
  CATA666  Nuttallanthus texanus Mark L. Hoefs 1991-4-23 1155 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA458914  Oenanthe sarmentosa Frances M. Morey s.n. Los Angeles Culver City Comment
  SEINET12188948  Oenothera bistorta J. F. Bright, Wyman, C. 1931-1 5290 Los Angeles In Antelope Valley under Joshua Trees Comment
  UCR127028  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  POM355618  Oenothera elata subsp. hirsutissima Ada Moxley 1915-7-24 438 Los Angeles Arroyo Seco Canyon above Oak Wilde Camp. Comment
  UCR210333  Oenothera elata subsp. hirsutissima R. G. Swinney 2008-11-29 9859 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA0127007  Oenothera elata subsp. hookeri Louis C. Wheeler 1967-7-15 10011 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA579240  Olea europaea Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7417 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA675814  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  UCR125774  Opuntia basilaris A. C. Sanders, Mark Elvin 2002-6-18 25124 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR280750  Opuntia basilaris var. brachyclada R. G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM285262  Opuntia vaseyi Lyman Benson 1953-6-3 15131 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  POM295005  Opuntia vaseyi Lyman Benson 1906-8-23 9496 Los Angeles Pomona. Comment
  RSA0076197  Orobanche californica subsp. feudgei Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8327 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, Santiago Canyon at confluence with side draw on southeastern side of Mt. Emma. 1159 Comment
  RSA775126  Orobanche fasciculata Orlando Mistretta, Christine Mistretta 2010-6-7 5276 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  SBBG125329  Orobanche fasciculata A. Parikh, N. Gale 2010-6-22 3358 Los Angeles Upper Shortcut Cyn, 1.0 km S of St Hwy 2, 1.2 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1355 Comment
  RSA0070802  Orobanche fasciculata Robert C. Frampton 1946-8-4 s.n. Los Angeles Top of Mt. Islip. San Gabriel Mountains, Pacific drainage area. Comment
  CLARK-A1528-4776  Oryzopsis miliacea John C. Roos 1942-9-27 1734 Los Angeles Los Angeles Comment
  RSA656765  Osmorhiza berteroi Valerie L. Soza, Laura Moore 2000-6-14 1009 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UC566811  Osmorhiza brachypoda H. L. Mason 1927-6-14 3757 Los Angeles San Antonio Canyon 914 Comment
  RSA607607  Oxalis corniculata Louis C. Wheeler 1966-10-27 9094 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  UCR258734  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 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
  SD232783  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Hwy at Ave G, to 1/10 mi NW of intersection. 705 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  CAS-BOT-BC121169  Paeonia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Saw Pit Canyon (near Monrovia) Comment
  POM366050  Panicum acuminatum var. acuminatum H. E. Hasse 1902-1 s.n. Los Angeles San Gabriel Range Comment
  RSA445550  Papaver californicum Bonnie C. Templeton 1931-3-1 s.n. Los Angeles Mandeville Canyon. 350 Comment
  HSC101336  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  CATA2015  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  LA51803  Parietaria hespera var. californica Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA680374  Parkinsonia aculeata T. S. Ross 1990-6-11 3405 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UCR110590  Parnassia cirrata L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mtns, [Pigeon Ridge] west of heliport 1585 Comment
  RSA719639  Paspalum dilatatum R. G. Swinney 1997-12-31 5892 Los Angeles South Coast: Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway about 300 m E of Irwindale Ave. 152 Comment
  CAS-BOT-BC265639  Paspalum distichum John Thomas Howell 1927-6-30 2622 Los Angeles Near a march on coastal plain 1 mile east of Long Beach 15 Comment
  UCR93943  Passiflora caerulea B. G. Pitzer, Paul Gomez 1996-4-28 2746 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA0070193  Pectocarya anisocarpa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6948 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
  UC557793  Pectocarya linearis subsp. ferocula Nell Murbarger March, 1936 100 Los Angeles San Clemente Island Comment
  SBBG37717  Pectocarya linearis subsp. ferocula R. Moran 1941-3-11 698 Los Angeles ridge N of Middle Ranch 300 Comment
  UC882256  Pectocarya penicillata I. W. Clokey and B. C. Templeton 1930-4-8 4674 Los Angeles San Francisquita 550 Comment
  RSA0119792  Pectocarya setosa R. G. Swinney 2014-4-30 16291 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
  CATA2237  Pelargonium X hortorum Sara L. Crockett 1996-10-28 17 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  RSA0087877  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR256466  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA651843  Pellaea andromedifolia Eleanor McClung 1937-4-29 150 Los Angeles Collected at Museum hill, Highland Park. Comment
  RSA686743  Pellaea andromedifolia F. H. Elmore 1939-2-18 413 Los Angeles San Clemente Island. Comment
  POM155799  Pellaea andromedifolia var. andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill 304 Comment
  RSA686905  Pellaea mucronata F. R. Fosberg 1931-4-22 R 92 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 200 Comment
  UCR223438  Pellaea mucronata R. G. Swinney 2009-4-28 10535 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR145466  Pellaea mucronata subsp. mucronata L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail toward Will Thrall Peak 1921 Comment
  LA94173  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-6 1658 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3.5 mi up Corral Canyon Rd. 579 Comment
  RSA630772  Pellaea mucronata var. mucronata Steven A. Junak 1997-4-22 SCI- 855 Los Angeles San Clemente Island: W side of island, just below rim on N side of Waynuk Canyon, just upstream from large drop-off, across canyon from old fenceline. 365 Comment
  CHSC99687  Pennisetum setaceum LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley. Growing next to a concrete gutter. 365 Comment
  OBI66301  Penstemon centranthifolius Steve Boyd, Amber Maurice 2004-5-18 11308 Los Angeles Transverse Ranges; Liebre Mts region: Atmore Meadows area Comment
  RSA596485  Penstemon centranthifolius Louis C. Wheeler 1967-5-24 9721 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  RSA773287  Penstemon centranthifolius R. G. Swinney 2009-6-24 11275 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SBBG95353  Penstemon centranthifolius R. J. Rodin 1953-5-17 5822 Los Angeles 3 mi S of Gorman Comment
  SFV21848  Penstemon centranthifolius J. D. Dilley 1997-5-4 s. n. Los Angeles San Gabriel Mountains Big Rock Creek Canyon Road, 0.5 miles east of end of paved road. 1585 Comment
  UC1043412  Penstemon centranthifolius Richard M. Straw 1954-6-7 600 Los Angeles Crystal Lake San Gabriel Mts, Upper San Gabriel River Cyn, Crystal Lake (Upper San Gabriel River Canyon, San Gabriel Mts.) 1524 Comment
  UCR3992  Penstemon centranthifolius Art Whistler 1965-5-2 s.n. Los Angeles Western Transverse Range, Canoga Park, c. 200 yards west of where Stagg Street turns into Brackenridge Street 244 Comment
  UCSB17551  Penstemon centranthifolius Ensign, Judy 1963-4-11 Los Angeles at the corner of Old Topanga Rd. and Dorothy St 274 Comment
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA702611  Penstemon grinnellii subsp. grinnellii Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 316 Los Angeles Mt. Williamson 2090 Comment
  SBBG45046  Penstemon heterophyllus I. W. Clokey, B. Templeton -May-1929 4522 Los Angeles Mandeville Cyn Comment
  POM4267  Penstemon heterophyllus var. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  CAS-BOT-BC239137  Penstemon incertus S. B. Parish 1914-5-28 9270 Los Angeles Mojave, Mojave Desert Comment
  NY604274  Penstemon labrosus L. Abrams 1902-6-30 2606 Los Angeles Summit of Mount Wilson 1767.8 Comment
  JEPS11385  Penstemon speciosus Frank W. Peirson 1922-7-5 3193 Los Angeles Big Pines San Gabriel Mountains, Big Pines 2072 Comment
  RSA0031683  Penstemon spectabilis Jane Snyder 1966-5-10 14 Los Angeles San Rafael Hills. 213 Comment
  CDA41985  Penstemon spectabilis subsp. subviscosus T. C. Fuller 1961-4-1 6241 Los Angeles Southeast of Padua and Baseline Avenues, Claremont. 0 Comment
  RSA0101273  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-3-18 14138 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA82042  Penstemon spectabilis var. subviscosus O. H. Kappler; 1941-5-9 253 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  LA94201  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1962-9-9 359 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, vivcinity of Paramount Ranch. 304 Comment
  LA94211  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1801 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1.5 mi S of Topanga. 182 Comment
  RSA687364  Pentagramma triangularis subsp. triangularis Blanche Trask 1900-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA0070739  Pentagramma viscosa Geo L. Moxley 1919-5-6 688 Los Angeles Catalina Island. Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  UC106553  Perideridia pringlei Dr. A. Davidson Los Angeles Acton Comment
  SD90288  Peritoma arborea var. arborea Robert F. Thorne 1970-3-6 39390 Los Angeles Santa Catalina Island; Fisherman's Cove near Marine Biological Laboratory. 20 Comment
  CAS-BOT-BC355972  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  SBBG31251  Perityle emoryi R. F. Thorne with P. C. Everett 1965-5-11 34527 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  LA200252  Perityle emoryi Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4617 Los Angeles Santa Monica Mountains, Sequit Point, above point Comment
  RSA609280  Phacelia cicutaria var. hispida Louis C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1220 Comment
  SBBG64964  Phacelia cicutaria var. hispida F. R. Fosberg 1932-5-7 8149 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  RSA252937  Phacelia curvipes Robert F. Thorne, Gary D. Wallace 1973-4-24 43413 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  SBBG126996  Phacelia davidsonii A. Parikh, N. Gale 2011-6-27 3511 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  UC24337  Phacelia davidsonii H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swarthout Canyon` San Antonio Mountains 1889 Comment
  RSA11583  Phacelia davidsonii P. A. Munz 1921-6-17 4624 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  CHSC8298  Phacelia distans Edward L. Smith 1958-2-18 313 Los Angeles Located in Cobal Canyon. San Gabriel Mt. Range. 609 Comment
  RSA346644  Phacelia distans Barry Burnell 1970-4-24 183 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  RSA426230  Phacelia distans Donald R. Bissing 1973-6-2 125 Los Angeles Evey Canyon, 0.5 mile from canyon mouth 744 Comment
  RSA593823  Phacelia distans Steve Boyd 1996-4-25 8714 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  UC1594360  Phacelia distans Tim Ross 1992-5-17 6346 Los Angeles 260 m w mouth of Cattle Canyon (near elbow of river); San Gabriel Mountains, E Fork of the San Gabriel River 576 Comment
  UC1871033  Phacelia distans T. S. Ross 1993-5-19 7165 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCR209495  Phacelia distans R. G. Swinney 2008-6-17 9043 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  UCR210658  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR220251  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA426204  Phacelia distans Richard C. Barkelew 1929-4-7 s.n. Los Angeles Nichols Canyon Comment
  RSA426225  Phacelia distans Anstruther Davidson 1908-6-1 1985 Los Angeles Hollywood. Comment
  SD90521  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  POM3794  Phacelia egena I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork of San Gabriel River. 2058 Comment
  RSA587985  Phacelia egena Orlando Mistretta 1994-6-1 1311 Los Angeles Santiago Canyon. 1433 Comment
  JEPS2057  Phacelia fremontii S. B. and W. F. Parish June 1888 Los Angeles Rock Creek Mojave Desert Comment
  UCR256607  Phacelia fremontii Anuja Parikh, Nathan Gale 2011-6-10 3444 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.3 km north of Aliso Canyon Road 1170 Comment
  RSA426160  Phacelia fremontii Louis C. Wheeler 1932-4-10 601 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  RSA225990  Phacelia grandiflora Robert F. Thorne, Arthur C. Gibson 1971-5-22 39765 Los Angeles Fish Canyon. 305 Comment
  UCR281649  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  JEPS1985  Phacelia grandiflora I. J. Condit c. 1912 Los Angeles San Dimas Comment
  RSA0112068  Phacelia grandiflora Steven A. Junak 2000-5-18 SCa- 1290 Los Angeles Santa Catalina Island. Above Goat Harbor. 356 Comment
  UCD120451  Phacelia grandiflora Daryl Koutnik 1978-5-10 463 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  RSA0091125  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-12 14713 Los Angeles San Gabriel Mountains: Along Cabin Creek near the confluence with Aliso Canyon. 1195 Comment
  RSA602247  Phacelia imbricata subsp. imbricata R. S. Woglum 1937-7-17 833 Los Angeles North Fork of San Gabriel River. Comment
  SBBG127065  Phacelia lemmonii A. Parikh, N. Gale 2011-6-13 3458 Los Angeles N of Aliso Cyn, just E of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1204 Comment
  UC1282134  Phacelia longipes Victor Duran 1933-7-27 3539 Los Angeles at Burchham Creek Little Rock Creek 1737 Comment
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Feb 8 2007
  RSA526539  Phacelia lyonii Steve Boyd 1990-4-7 4282 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  CAS-BOT-BC145074  Phacelia mohavensis Frank W. Peirson 1922-7-5 3164 Los Angeles On Mescal Creek, 1 mile west of Big Pines, San Gabriel Mts. Comment
  UC535043  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs San Gabriel Mts. Comment
  RSA428283  Phacelia mohavensis Anstruther Davidson 1939-7-4 s.n. Los Angeles Big Rock Comment
  UCSB12493  Phacelia parryi Haines, A. 1962-3-25 Los Angeles Bottom of Escondido Canyon after burn; Santa Monica Mountains 45 Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 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
  RSA594571  Phacelia ramosissima var. latifolia Louis C. Wheeler 1967-7-30 10257 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
  UCR95249  Phacelia ramosissima var. ramosissima L. C. Wheeler 1967-7-30 10257 Los Angeles San Gabriel Mtns, Big Tujunga Canyon at Trail Canyon 518 Comment
  RSA74162  Phacelia tanacetifolia F. W. Peirson 1920-3-28 2101 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  CAS-BOT-BC133980  Phacelia tanacetifolia Le Roy Abrams 1901-4-1 1316 Los Angeles Santa Monico Mts. between Cahuenga Pass & Encino Comment
  SBBG41175  Phacelia viscida J. P. Broughton 1971-3-24 1348 Los Angeles Cornell Rd just E of Lake Enchanto Comment
  SD38351  Phacelia viscida Edith Purer 1931-5-8 Los Angeles Griffith Park Comment
  UCR204238  Phalaris aquatica Valerie Soza, LeRoy Gross 2001-5-22 1234 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15) 716 Comment
  CAS-BOT-BC265857  Phalaris canariensis Geo. B. Grant 1900-5-18 s.n. Los Angeles El Monte Comment
  UCD88789  Phalaris canariensis Robert F. Thorne 1966-6-1 36481 Los Angeles Santa Catalina Island. Bird Park, Avalon. 30 Comment
  RSA618702  Phalaris caroliniana Scott D. White, Sandy Leatherman 1998-5-22 6552 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  RSA158218  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles In upper reaches of canyon north of Station Nanny, northeast of Lemon Tank, San Clemente Island Comment
  POM348527  Phaseolus limensis Robert Gustafson 1981-7-15 2334 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR260081  Phlox gracilis Mitch Provance, Callen Huff 2009-4-28 10710 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR185398  Pholistoma auritum A. C. Sanders, T. B. Salvato 2007-4-25 33549 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA151216  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA248847  Pholistoma racemosum Robert F. Thorne 1973-4-11 42868 Los Angeles Middle part of Norton Canyon. San Clemente Island. 274 Comment
  SBBG78975  Pholistoma racemosum F. R. Fosberg 1931-3-23 4333 Los Angeles Hamilton Cyn 75 Comment
  UC72009  Pholistoma racemosum unknown March 1900 831 Los Angeles Avalon Catalina Isl, Avalon Comment
  CAS-BOT-BC134966  Phoradendron bolleanum F. W. Peirson 1919-5-10 4682 Los Angeles Arrasler, San Gabirel Mts. 853 Comment
  RSA132742  Phoradendron villosum Del Wiens 1953-10-1 838 Los Angeles Oak Flat, on the ridge route (HWY 99) near Frazier Park Turn-off. [Label says Kern Co. but Oak Flat is in Los Angeles Co.] Comment
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Oct 8 2013
  RSA603783  Phoradendron villosum Louis C. Wheeler 1948-6-13 6655 Los Angeles San Gabriel Mountains: Big Tujunga 991 Comment
  CAS-BOT-BC250986  Phragmites australis G. B. Grant 1902-10-4 s.n. Los Angeles Los Angeles Comment
  SFV21655  Phyla nodiflora var. nodiflora J. N. Hogue 2009-6-28 s. n. Los Angeles Los Angeles, Eagle Rock. Dry, curbside strip at southwest corner of York Blvd. and Eagle Rock Blvd. 150 Comment
  SEINET3894646  Phyllospadix torreyi F. R. Fosberg 1931-5-16 S 4877 Los Angeles Little Harbor. Santa Catalina Island.; 0 2 Comment
  UC924380  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5695 Los Angeles Catalina Harbor Santa Catalina Island (se side, at isthmus) Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  POM229705  Physalis philadelphica J. D. Laudermilk 1937-10-13 s.n. Los Angeles Baseline Rd. ad Forbes Ave., N. of Claremont. Comment
  CDA7599  Picris echioides Phillipson 1915-6-7 Los Angeles Monrovia. Comment
  RSA592404  Picris echioides Mark Hoefs 1974-5-2 457 Los Angeles Santa Catalina Island: moist march on the SE side of the main road at Little Harbor 3 Comment
  UCR142641  Pinus A. C. Sanders 1987-12-4 7449 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA700383  Pinus attenuata Tim Thibault 2003-9-28 59 Los Angeles Mt. Gleason 1704 Comment
  UCSB11338  Pinus contorta subsp. murrayana Haller, John 1961-8-29 Los Angeles At Lodgepole Picnic Area, Angeles Crest Highway, 9.3 mi. by road west of Big Pines Ranger Station, 1.5 miles east of Dawson Saddle; San Gabriel Mts. 2316 Comment
  SEINET7761167  Pinus coulteri Unknown 1965-3-6 s.n. Los Angeles Angeles National Forest Comment
  CATA3484  Pinus halepensis Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-10-2 005 Los Angeles Santa Catalina Island: Interior; upslope from (north of) Middle Ranch Road in the Middle Middle Canyon watershed 258 Comment
  RSA0078386  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA585772  Pinus lambertiana Orlando Mistretta 1995-7-11 1884 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA384361  Pinus monophylla B. C. Templeton 1932-8-26 5090 Los Angeles Big Rock Canyon 2012 Comment
  RSA597190  Pinus monophylla T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3720 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon., T4N R9W, SE/4 NE/4 SW/4 section 25 east-southeastward into T4N R8W, SW/4 NW/4 NE/4 section 3 1939 Comment
  SEINET10932754  Pinus muricata Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4822 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  NY62744  Pinus sabiniana L. Abrams 1908-6-19 398 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  RSA382862  Piperia michaelii Anstruther Davidson 1891-3-8 1918 Los Angeles W of Sycamore Grove Comment
  SD90022  Pittosporum phillyraeoides Jeannette L. Huber, R. V. Langmuir 1972-3-19 1202 Los Angeles Altadena. Growing under native conditions on old, abandoned Cobb estate. Comment
  CATA2198  Pittosporum undulatum Sara L. Crockett, Michael Daligdig 1996-10-21 3 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  UCR126729  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin 2003-4-14 25957 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
  RSA655994  Plagiobothrys canescens James Henrickson 1985-3-30 19780 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  POM368860  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-5-5 708 Los Angeles Bulrush Canyon, Santa Catalina Island 200 Comment
  JEPS68011  Plagiobothrys collinus Frank W. Peirson 1921-6-15 997 Los Angeles Pine Flats to Chilao; San Gabriel Mountains 1676 Comment
  UCR136973  Plagiobothrys collinus R. F. Thorne 1973-4-11 42818 Los Angeles Channel Islands, San Clemente Island: plateau west of upper part of Norton Canyon 396 Comment
  UCR192530  Plagiobothrys nothofulvus A. C. Sanders 2008-4-10 34790 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
  SD28057  Plantago coronopus Carl Wolf 1932-5-11 Los Angeles Santa Catalina Island. West side of Isthmus Harbor 14 Comment
  UCR182744  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  RSA751263  Plantago indica Kai T. Palenscar 2008-7-25 s.n. Los Angeles city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River 59 Comment
  SBBG38672  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7270 Los Angeles China Pt Comment
  SBBG96845  Plantago ovata var. insularis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4219 Los Angeles lower half of China Cyn Comment
  RSA747394  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  CATA2202  Platanus racemosa Sara L. Crockett 1997-2-19 62 Los Angeles Santa Catalina Island: 0.2 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; Hermit Gulch Campground; along fence 106 Comment
  UC440428  Platanus racemosa Carl Epling 1930-4-10 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  CAS-BOT-BC91663  Platystemon californicus Geo. B. Grant 1901-3-10 s.n. Los Angeles Garvanza. Comment
  CAS-BOT-BC91661  Platystemon californicus Ernest C. Twisselmann 1959-6-2 5532 Los Angeles Liebre Mountain. Just below the fire lookout. 1478 Comment
  LA94784  Plectritis ciliosa W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, junction of Latigo Rd with Mulholland Hwy 518 Comment
  RSA100277  Plectritis ciliosa subsp. insignis F. W. Peirson 1951-5-13 1204 Los Angeles Arroyo Seco, Pasadena Comment
  RSA187680  Pluchea odorata R. F. Thorne 1966-9-15 36677 Los Angeles Santa Catalina island, small marsh in depression on slopes above Parsons Landing, NW end island 46 Comment
  RSA472125  Pluchea sericea F. R. Fosberg 1931-4-3 4479 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  UCR189691  Poa annua R. G. Swinney 1998-7-30 6578 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  RSA660408  Poa secunda Orlando Mistretta 1992-5-21 373 Los Angeles Right Star Mine, S of Acton. Comment
  CAS-BOT-BC236260  Poa secunda subsp. juncifolia A. S. Hitchcock 2003-3-1 1014 Los Angeles Garvanza Comment
  UCD92410  Poa secunda subsp. juncifolia R. Tofsrud 1949-4-1 s.n. Los Angeles Highway 138, between Pearblossom and Cajon. Comment
  CAS-BOT-BC236202  Poa secunda subsp. secunda Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UCD90724  Poa secunda subsp. secunda J. E. Coke 1933-5-1 s.n. Los Angeles Antelope Valley. Comment
  CAS-BOT-BC254380  Poaceae A. D. E. Elmer 1902-6-1 4165 Los Angeles Lancaster Comment
  RSA495085  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA460141  Polygala cornuta var. fishiae Theodore Payne 1917-08 3263 Los Angeles Craggs Club [possibly The Crags Country Club] Santa Monica Range Comment
  CDA2838  Polygonum aubertii G. C. Fleischman 1956-11-7 Los Angeles Beside the signal tower, P.E.R.R. crossing of the railroad in East Pasadena, & since tower was removed still persists. 0 Comment
  RSA782206  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR204857  Polygonum aviculare R. G. Swinney 2005-8-5 8396 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA464411  Polygonum aviculare subsp. aviculare Robert Gustafson 1980-9-16 1914 Los Angeles Ballona Wetlands Comment
  UC1334724  Polygonum punctatum C. W. Tilforth 1968-10-1 178 Los Angeles Los Angeles State and County Arboretum Arcadia (s bank of upper lagoon) Comment
  RSA613275  Polygonum ramosissimum Louis C. Wheeler 1976-3-20 s.n. Los Angeles Long Beach Harbor: Windham Street at Embarcadero Street. Comment
  POM12059  Polypodium californicum M. L. Kendall 1921-1-30 8 Los Angeles San Jose Hills, near Pomona Comment
  SBBG12489  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles Wilson Cove 76 Comment
  SBBG17038  Polypodium californicum K. A. Wilson, D. E. Bianchi 1961-2-2 818 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  UCR208041  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Channel Islands, San Clemente Island, east coast Comment
  UCSB62412  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill Comment
  UCSB62306  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Los Pinetos Canyon tributary of Placerita Canyon, ca. 1mi up canyon from confluence 670 Comment
  UCSB62399  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  CATA109  Polypogon interruptus Peter Henrikson 1987-4-23 81 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  CAS-BOT-BC232406  Polypogon monspeliensis Joseph Andorfer Ewan 1936-8-6 9471 Los Angeles Head of Cedar Canyon off Mescal Canyon 1981 Comment
  UCR131415  Polypogon monspeliensis Alison Lipman 2000-5-7 s.n. Los Angeles South Coastal Plains Region, Harbor Park, Wilmington 20 Comment
  RSA747066  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  SBBG13515  Polypogon viridis P. H. Raven 1962-5-22 17844 Los Angeles Middle Ranch 213 Comment
  RSA596505  Populus fremontii subsp. fremontii Louis C. Wheeler 1966-11-19 9137 Los Angeles San Gabriel Mountains. Dagger Flat vicinity, Pacoima Canyon. Comment
  RSA657197  Populus fremontii subsp. fremontii Joseph M. Keefe 2001-1-19 30999 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  UCR270891  Populus nigra R. G. Swinney 2011-5-26 14879 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UC1302315  Populus trichocarpa Robert F. Thorne and P. C. Everett 1964-2-7 33486 Los Angeles along creek in Middle Canyon below dam Santa Catalina Island; , along creek in Middle Canyon 152 Comment
  CAS-BOT-BC267151  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  UCR101739  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La 88 Comment
  UCR95293  Potamogeton foliosus L. C. Wheeler 1946-8-28 6301 Los Angeles San Gabriel Mtns., Jackson Lake 1860 Comment
  RSA383478  Potamogeton illinoensis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5486 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  LA52094  Potentilla glandulosa subsp. glandulosa Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG118739  Prunus emarginata L. Gross with P. Morton 2004-6-9 1350 Los Angeles W end of main crest; S from Pacific Crest Trail along rd 7N23 past the 2nd Pacific Crest Trail that exits to the N; W of Bear Gulch Camp; T7N R17W S12,11,10&3 1727 Comment
  SBBG1443  Prunus emarginata C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre/Sawhill Mtn Rd, Liebre Mtns 1615 Comment
  RSA0094719  Prunus ilicifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  UCR270921  Prunus ilicifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  LA29347  Prunus ilicifolia subsp. ilicifolia Mary V. Hood; 1943-5-31 43- 61 -k* Los Angeles Trail down to Devil's Canyon 1219 Comment
  RSA659950  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1992-5-18 348 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA695390  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  RSA248896  Prunus lyonii Robert F. Thorne 1973-4-12 42955 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  UCR182124  Prunus virginiana var. demissa R. G. Swinney 1997-6-19 5624 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  LA209935  Pseudognaphalium biolettii A. M. Johnson; 1932-4-4 3930 Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  RSA320808  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  CAS-BOT-BC356703  Pseudognaphalium californicum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  SBBG109000  Pseudognaphalium californicum S. A. Junak 1996-5-20 SCl 518 Los Angeles bluffs at S end of Mosquito Cove 12 Comment
  CATA3105  Pseudognaphalium microcephalum Amy Catalano 2016-5-12 109 Los Angeles Santa Catalina Island: White's Landing, gravel trail on northwest side of camp 22 Comment
  RSA0065720  Pseudognaphalium stramineum Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4782 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UC1118550  Pseudognaphalium stramineum J. Horton 1936-4-28 315 Los Angeles n end of San Dimas Reservoir Pomona Quadrangle, San Dimas Watershed 457 Comment
  UCR270848  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SEINET3875013  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek, San Gabriel Mountains.; 0 1676 Comment
  RSA261994  Psorothamnus emoryi Reid V. Moran 1962-4-9 9328 Los Angeles Near middle of W side of Catalina Island, mouth of arroyo. 5 Comment
  CHSC95851  Pteridium aquilinum var. pubescens LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 722 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. East side of slope a little above the bottom of upper part of Brand Canyon. 613 Comment
  UCR151009  Pteris vittata Scott D. White 1997-5-8 5081 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  SBBG119340  Pteris vittata S. D. White with P. De Vries 2000-5-18 7888 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  RSA748192  Pterostegia drymarioides Scott D. White, Justin M. Wood 2009-5-6 12672 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR193151  Pterostegia drymarioides Dan S. Cooper 2008-3-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Boy Scout Camp Canyon, Griffith Park, Los Angeles 240 Comment
  RSA392919  Pterostegia drymarioides Anstruther Davidson 1902-04 s.n. Los Angeles Playa del Rey. Comment
  RSA614328  Purshia tridentata var. glandulosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  UC1093906  Quercus X alvordiana Herbert L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mountains Comment
  RSA619473  Quercus X macdonaldii E. R. Blakley 1962-10-5 5464 Los Angeles Middle Ranch Corral in Middle Ranch Canyon, Santa Catalina Island 198 Comment
  SBBG128174  Quercus X macdonaldii B. E. Carter, J. Clark 2012-8-9 6963 Los Angeles Bulrush Cyn, below Salta Verde turnoff 255 Comment
  PASA63  Quercus agrifolia Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA669162  Quercus agrifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 518 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 468 Comment
  NY42633  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  CAS-BOT-BC86400  Quercus dumosa Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Santa Catalina Island Comment
  JEPS46663  Quercus dumosa Ernest Braunton 1892-2 Los Angeles Griffiths Park Comment
  UC5594  Quercus dumosa W. H. Brewer 1860-12-5 46 Los Angeles San Gabriel Mts. Comment
  UCD45994  Quercus dumosa Gary D. Cromwell; David W. Wheat 1971-4-21 524 Los Angeles On ridge crest to west of canyon, about 1600 feet. Mystic Canyon, San Gabriel Mts., Angeles National Forest. Two miles NE of Glendora, California. 487 Comment
  POM257221  Quercus durata var. gabrielensis Annetta Carter 1940-1-11 1489 a Los Angeles ridge northeast on head of Baldwin Avenue, Sierra Madre, foothills of the San Gabriel Mountains 335 Comment
  RSA635048  Quercus durata var. gabrielensis Valerie L. Soza, Kent Hughes 1999-6-17 555 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA654432  Quercus durata var. gabrielensis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 988 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CAS-BOT-BC94159  Quercus engelmannii Alice Eastwood 1915-8-25 4923 Los Angeles Duarte Comment
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  UCR261305  Quercus john-tuckeri Ralph Hoffmann 1927-8-31 s.n. Los Angeles Transverse Range, Oaks Garage [now = site of Le Chene Restaurant], Mint Canyon 720 Comment
  SD248435  Quercus lobata R. E. Riefner Jr. 2012-12-11 12 595 Los Angeles Sun Valley, La Tuna Canyon, La Tuna Canyon Rd., at Wildwood Ave. 281 Comment
  UCD45304  Quercus pacifica P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island, Calif. Comment
  NY201966  Quercus tomentella J. B. Walker 1995-6-6 1434 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  RSA157781  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles Head of north branch of canyon north of Gray, San Clemente Island 488 Comment
  SBBG41535  Quercus tomentella M. R. Benedict 1970-6-29 Los Angeles Orizaba Mtn head of Sweetwater Cyn Comment
  SDSU6989  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles Growing in canyon west of Thirst. San Clemente Island. Comment
Read comments
May 16 2008
  RSA746959  Rafinesquia californica R. G. Swinney 2008-4-30 8718 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG11607  Rafinesquia californica P. H. Raven 1962-5-8 17608 Los Angeles second cyn S of Seal Cove 30 Comment
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
Read comments
Jun 16 2009
  UCD135334  Rafinesquia californica A. C. Sanders; Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26154 Los Angeles Western San Gabriel Mtns; Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. 488 Comment
  UCR260324  Rafinesquia californica R. G. Swinney 2010-5-4 12548 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
  SEINET13717492  Ranunculus californicus Unknown 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. Comment
  RSA0025271  Ranunculus hebecarpus Justin M. Wood 2012-3-20 4651 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA400001  Ranunculus hebecarpus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  UCR119831  Rhamnus alaternus Dan S. Cooper 2001-1 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  CHSC35812  Rhamnus californica subsp. californica Philip A. Silverstone 1981-5-17 521 Los Angeles Santa Monica Mtns.; Malibu Creek State Park; Mulholland Hwy. 2.4 km E Las Virgenes Rd. 210 Comment
  RSA390811  Rhamnus crocea Anstruther Davidson 1891-6-11 s.n. Los Angeles Cahuenga Foothills Comment
  UCR205883  Rhamnus crocea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37082 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA276022  Rhamnus ilicifolia Jack Delaini, K. C. Zakar 1974-4-11 116 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 396 Comment
  RSA390833A  Rhamnus ilicifolia Elbert Benjamine 1929-2-24 60 Los Angeles Laurel Canyon, Hollywood Comment
  UC80237  Rhamnus ilicifolia C. F. Baker 1903-8-2 3653 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR119287  Rhamnus ilicifolia A. C. Sanders, D. Malueg 1998-6-22 22050 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  LA81884  Rhamnus pirifolia P. C. Everett; Robert F. Thorne 1964-2-6 33301 Los Angeles Santa Catalina Island, in Cherry Cove 60 Comment
  SJSU380  Rhamnus pirifolia A. W. Jacobs 1938-8-11 Los Angeles Summit Dr, Santa Catalina Island Comment
  RSA579460  Rhamnus tomentella subsp. cuspidata Tim S. Ross, S. D. 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) 1677 Comment
  CAS-BOT-BC170449  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Vermont Canyon, Griffith Park Comment
  SBBG128124  Rhus integrifolia S. Ratay, S. Vanderplank, L. McDade, J. Shelton 2006-10-26 109 Los Angeles Wrigley Memorial Garden, just W of Memorial, along rd outside gate to garden 129 Comment
  SDSU2185  Rhus integrifolia A. H. Gallup 1948-1-17 98 Los Angeles Claremont - near Wash. 366 Comment
  RSA599235  Rhus integrifolia L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  CAS-BOT-BC167948  Rhus ovata C. F. B. 1903-4-2 4147 Los Angeles Hills near Monrovia Comment
  LA82203  Rhus ovata O. H. Kappler; 1941-4-27 232 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0116757  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  SEINET3245891  Rhus ovata T. B. Salvato, Sandra Murcia 2007-1 2003 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins Avenue entrance gate. 640 Comment
  UCR256850  Rhus ovata R. G. Swinney 2010-8-16 13552 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR259355  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SD112956  Rhus trilobata var. pilosissima Darley F. Howe 1915-1 4 Los Angeles Claremont Comment
  RSA0083312  Ribes aureum R. G. Swinney 2010-3-22 12028 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  LA201959  Ribes aureum var. gracillimum Arthur C. Gibson; 2004-3-17 5012 b Los Angeles Santa Monica Mountains, Franklin Canyon, above main parking lot above reservoir Comment
  UCR205632  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36997 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
  RSA9767  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  LA82098  Ribes californicum var. hesperium O. H. Kappler; 1943-4-28 380 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  RSA158042  Ribes cereum var. cereum L. R. Abrams 1902-7-12 2707 Los Angeles Mt. San Antonio. 2744 Comment
  SDSU5993  Ribes divaricatum var. parishii Gerald Collier 1951-5-12 M 224 Los Angeles Rio Hondo River bottom, 100 yards south of Pacific Electric Railroad tracks 1 mile west of El Monte. Comment
  CAS-BOT-BC173116  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak 670 Comment
  RSA522325  Ribes indecorum Steve Boyd 1990-2-3 3819 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  CAS-BOT-BC173402  Ribes malvaceum Ralph Hoffmann 1931-4-12 190 Los Angeles Below Pine Forest, west end of Santa Catalina Island Comment
  RSA569183  Ribes malvaceum Bonnie C. Templeton, I. W. Clokey 1930-4-2 1432 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  UCSB2630  Ribes malvaceum var. malvaceum Wedberg, H. 1957-3-3 Los Angeles Old Topanga Comment
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Nov 13 2014
  CLARK-A1528-4134  Ribes malvaceum var. viridifolium John C. Roos 1942-12-5 Los Angeles Santa Anita Canyon Comment
  LA82097  Ribes malvaceum var. viridifolium O. H. Kappler; 1941-2-9 84 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA191011  Ribes malvaceum var. viridifolium Robert F. Thorne 1964-1-25 34056 Los Angeles Chantry Flats, N of Sierra Madre Arroyo Seco section, Angeles National Forest 762 Comment
  SD8348  Ribes malvaceum var. viridifolium J. C. Nevin Los Angeles Los Angeles. Comment
  RSA476232  Ribes quercetorum Ora M. Clark 1929-3-30 1891 Los Angeles W. of Lancaster Comment
  RSA476237  Ribes roezlii F. R. Fosberg 1971-8-12 S 5564 Los Angeles Buckhorn trail, NW ridge Mt. Islip. 2140 Comment
  RSA575561  Ribes roezlii R. G. Swinney 1994-6-12 2886 Los Angeles Sheep Mtn Wilderness, Prairie Fork Canyon, 2.1 miles SE of jct of FS road 3N06 and 3N39, at road 3N39, S of road 2195 Comment
  CAS-BOT-BC168665  Ribes speciosum LeRoy Abrams 1899-3-1 249 Los Angeles Santa Monica Mountains Comment
  RSA724674  Ribes speciosum K. Dobry 1992-2-16 d- 1047 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UCR200009  Ribes speciosum Valerie Soza, Mariam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  SBBG53165  Ribes viburnifolium S. A. Junak 1978-4-15 SCa 16 Los Angeles overlooking small cove just W of Lyon's Head Pt Comment
  UC858626  Ribes viburnifolium Ezra C. Knopf 1922-1-24 275 Los Angeles stage road between Isthmus and Howland's; Santa Catalina Island Comment
  CATA160  Ricinus communis Mark L. Hoefs, A. Douglas Propst 1973-3-14 121 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  RSA536065  Ricinus communis T. S. Ross 1991-5-22 5433 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  RSA594938  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  RSA0021499  Rosa gymnocarpa var. gymnocarpa Joseph A. Ewan 1933-7-4 7865 Los Angeles North slope Monrovia Peak, San Gabriel Mountains. 1372 Comment
  SEINET3558033 Image available Rosmarinus officinalis Bruno Klinger 1968-2-5 s.n. Los Angeles Pasadena, Pasadena. Comment
  UCR65203  Rubus pensilvanicus Reid Moran 1941-3-7 685 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch 200 Comment
  RSA775348  Rubus ursinus Orlando Mistretta, Christine Mistretta 2010-6-4 5265 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UC861856  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island , Pebble Beach Canyon 60 Comment
  POM175569  Rumex conglomeratus E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  UCR174646  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UCR162506  Rumex pulcher Anuja Parikh, Nathan Gale 2004-6-2 2024 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA478894  Salicornia virginica Louis Greata 1900-08 s.n. Los Angeles Cienega, Los Angeles. Comment
  IRVC27333  Salix exigua A. C. Sanders, Mark Elvin 2003-8-7 27164 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  RSA646293  Salix exigua Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA746537  Salix exigua A. C. Sanders, T. B. Salvato 2009-5-20 36850 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCR129405  Salix exigua A. C. Sanders, Mark Elvin 2002-6-20 25247 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCR191203  Salix exigua R. G. Swinney 1999-6-30 7478 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA92544  Salix exigua F. W. Peirson 1921-3-6 9611 Los Angeles San Gabriel Wash. 213 Comment
  POM362604  Salix laevigata Bonnie C. Templeton 1930-4-8 1057 Los Angeles Elizabeth Lake, San Gabriel Mts. 700 Comment
  RSA594663  Salix laevigata Louis C. Wheeler 1967-7-30 10249 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
  RSA754427  Salix laevigata Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1845 Los Angeles San Gabriel River Watershed; sandbar in river 445 Comment
  SBBG59057  Salix laevigata R. Hoffmann 1929-4-21 Los Angeles Harold Comment
  SBBG59086  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles San Gabriel Cyn, ca. 9.5 km above Azusa 91 Comment
  RSA0038348  Salix laevigata var. araquipa Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic. 315 Comment
  POM184877  Salix lasiolepis Carl. W. Sharsmith 1932-2-14 9 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA187806  Salix lasiolepis Robert F. Thorne 1966-4-5 35813 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  RSA229153  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38901 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  UC483057  Salix lasiolepis F. R. Fosberg 1932-11-26 7172 Los Angeles top of grade between Calabasas and Agoura Comment
  UCR204023  Salix lasiolepis R. G. Swinney 2001-9-15 8147 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  LA52063  Salix lucida subsp. lasiandra Carl Hedin; Joseph Andorfer Ewan 1932-6-28 7673 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  CAS-BOT-BC176843  Salsola australis Timothy S. Ross; Steve Boyd 1994-9-20 8223 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  CDA20797  Salsola australis B. Villegas 2002-8-21 B 247 -1 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  UCD99256  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale. Comment
  RSA0062691  Salsola tragus R. G. Swinney 2010-10-13 14034 Los Angeles 200 meters south of Lily Spring. 2529 Comment
  UCR269960  Salsola tragus R. G. Swinney 2010-5-7 12568 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR270803  Saltugilia australis R. G. Swinney 2011-5-26 14876 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA756456  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-19 2493 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Impact Area 6 per TRTP Survey 2008), vicinity of Mill Creek Summit. 1597 Comment
  POM296994  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA584774  Saltugilia splendens subsp. grantii T. S. Ross 1992-7-17 6729 Los Angeles Saddle E of Condor Peak summit. 1563 Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  JEPS62525  Salvia apiana F. W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  POM82648  Salvia apiana L. Ballou 1924-5-5 s.n. Los Angeles Claremont. 396 Comment
  RSA442826  Salvia apiana William Emboden 1969-5-28 11 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA82934  Salvia apiana F. W. Peirson 1920-4-30 180 Los Angeles Arroyo Seco, Pasadena. 381 Comment
  RSA0039128  Salvia columbariae R. G. Swinney 2010-5-29 13396 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA668667  Salvia columbariae Steve Boyd, LeRoy Gross 2002-5-7 10434 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  UCR282031  Salvia columbariae R. G. Swinney 2014-4-24 16235 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR194037  Salvia dorrii R. G. Swinney 1999-6-5 7245 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA0073715  Salvia dorrii subsp. dorrii Orlando Mistrettta, Christine Mistretta 2005-4-21 2051 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  POM4084A  Salvia dorrii var. pilosa Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA628709  Salvia dorrii var. pilosa R. S. Woglum 1942-5-20 3324 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA725119  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -41 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
  CLARK-A1528-1328  Salvia mellifera K. Grant 1963-5-1 248 Los Angeles Claremont Comment
  RSA545259  Salvia mellifera D. Propst, M. Hoefs 1973-3-3 12 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 305 Comment
  SEINET12344299  Salvia mellifera Unknown 1983-7-20 15800 Los Angeles Mt. Baldy Road, near flood control dam at base of canyon Comment
  RSA748436  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  RSA134847  Salvia spathacea Peter H. Raven, Henry J. Thompson 1960-4-12 15020 Los Angeles Sepulveda Canyon. 244 Comment
  CHSC8354  Sambucus mexicana Edward L. Smith 1958-5-19 463 Los Angeles Located in a wash at Pomona College, Claremont. San Gabriel Mts. 365 Comment
  RSA719751  Sambucus mexicana R. G. Swinney, Dave Larson 1996-7-17 5142 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  IRVC28669  Sambucus mexicana A. C. Sanders, Mark Elvin 2002-6-18 25107 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  UCR277199  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-30 13954 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC1177568  Sanicula arguta Reid Moran 1959-3-9 7160 Los Angeles 1 mi n of Eel Point (San Clemente Island); San Clemente Island 20 Comment
  UCR282224  Sanicula bipinnata Dan S. Cooper 2016-3-31 316- 15 Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, north-facing east of Fern Canyon 197 Comment
  UCR124690  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  RSA255812  Sarcodes sanguinea Gary D. Wallace 1969-6-23 822 Los Angeles 1.8 mi W of Vincent Gap 2195 Comment
  UC129428  Sarcostemma cynanchoides subsp. hartwegii unknown July, 1904 972 Los Angeles Covina Comment
  RSA762053  Schedonorus arundinaceus Orlando Mistretta, Christine Mistretta 2008-5-19 3107 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  POM186324  Schinus molle L. C. Wheeler 1933-1-28 1456 Los Angeles San Gabriel Mountains, San Dimas Canyon. 388 Comment
  CATA1735  Schismus arabicus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3118 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  CHSC98044  Schismus barbatus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA228913  Schismus barbatus R. F. Thorne 1971-6-26 40626 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA762727  Schoenoplectus acutus var. occidentalis R. G. Swinney 2008-12-4 9940 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  LA33907  Schoenoplectus americanus Peter H. Raven; 1959-10-25 14712 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, 4.1 mi N of Pacific Coast Hwy along Malibu Creek. 91 Comment
  JEPS26438  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles UCLA; Santa Monica Mts 121 Comment
  RSA0110850  Scrophularia californica R. G. Swinney 2011-5-6 14612 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
  POM19063  Scrophularia villosa Philip A. Munz 1923-4-10 6703 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  LA33908  Scutellaria tuberosa Henry J. Thompson; 1959-4-19 1948 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA640257  Scutellaria tuberosa Robert F. Thorne 1971-4-2 41410 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  RSA718275  Scutellaria tuberosa R. G. Swinney 1998-4-13 5963 Los Angeles Claremont Hills Wilderness Park. 622 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
  CAS-BOT-BC63899  Sedum spathulifolium Timothy S. Ross 1993-5-16 7147 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. Mt. Baldy 7.5 USGS quad 1331 Comment
  RSA0081655  Sedum spathulifolium Joseph A. Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  CAS-BOT-BC61987  Selaginella asprella I. M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canyon 1752 Comment
  LA94006  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1668 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca 1 mi E of Ventura County line. 304 Comment
  RSA612909  Selaginella bigelovii Louis Cutter Wheeler 1931-9-2 53 Los Angeles 1 mi. NNW Thompson Creek Dam. 609 Comment
  RSA0010748  Senecio astephanus F. W. Peirson 1920-6-10 1432 Los Angeles Trail east of Inspiration Point. San Gabriel Mts. 1372 Comment
  RSA94708  Senecio astephanus F. W. Peirson 4312 Los Angeles upper part of Mt. Wilson trail (now toll road) Comment
  RSA0106500  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  UC166894  Senecio flaccidus var. douglasii unknown 1906-9-14 Los Angeles Pasadena Comment
  UCR125162  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC333079  Senecio flaccidus var. douglasii Henry J. Thompson 1958-9-8 1804 Los Angeles Franklin Canyon Road 1 mile south of Mulholland Drive, Santa Monica Mountains 243 Comment
  CAS-BOT-BC341191  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island Comment
  POM30496  Senecio lyonii George B. Grant, Walter Wheeler 1904-04 6134 Los Angeles Santa Catalina Island. Comment
  RSA544563  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6145 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 deg. NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  RSA576180  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  RSA599187  Senecio mikanioides Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA762142  Senecio vulgaris Orlando Mistretta, Christine Mistretta 2008-5-15 3063 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  SBBG108987  Senecio vulgaris S. A. Junak 1997-3-7 SCl 735 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  CAS-BOT-BC438166  Sesuvium verrucosum I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  UCR127378  Setaria adhaerens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25553 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA93397  Sherardia arvensis Louis C. Wheeler 1934-4-28 2577 Los Angeles La Verne. 305 Comment
  RSA433866  Sidalcea malviflora Thekla Mohr 1911-1 1931 Los Angeles Los Angeles. Comment
  UCR206146  Silene antirrhina R. G. Swinney 2008-6-4 8923 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR89495  Silene californica Steve Boyd, Orlando Mistretta 1993-5-11 8134 Los Angeles Liebre Mtns, Saugus Ranger District, Angeles National Forest, N slope of Red Mtn in Ruby Canyon, along Forest Service Road 6N24, 2.4 mi. west of junction with 7N01. 1622 Comment
  CATA1607  Silene gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2876 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SBBG37712  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles Mosquito Harbor Comment
  SFV16049  Silene gallica A. M. Orcino, A. Sutton 1994-5-18 29 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  CAS-BOT-BC174900  Silene laciniata Carl Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA94369  Silene laciniata subsp. laciniata Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCD98940  Silene laciniata subsp. laciniata Daryl Koutnik; George Fisler 1978-4-26 s.n. Los Angeles Walker Ranch, east end of Placerita Canyon County Park. 365 Comment
  RSA477925  Silene laciniata subsp. major Kenneth R. Montgomery, Thomas W. Strid 1973-6-18 73 -164 B Los Angeles San Gabriel Mountains: Dillon Divide, site of LASCA Cistus field plot. Comment
  RSA477930  Silene laciniata subsp. major Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA477941  Silene laciniata subsp. major L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  CAS-BOT-BC175099  Silene verecunda Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA639714  Silene verecunda subsp. platyota L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  UC8494  Silene verecunda subsp. platyota J. H. Barber 1897-7-11 257 Los Angeles Summit Mt. Gleason summit Mt. Gleason (Southern California) Comment
  RSA562557  Sisymbrium altissimum Steve Boyd, Orlando Mistretta 1993-5-11 8123 Los Angeles 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
  UCR224264  Sisymbrium altissimum R. G. Swinney 2009-6-24 11278 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCD115521  Sisymbrium altissimum Robert F. Thorne; P. C. Everett 1964-2-7 33462 Los Angeles at lower end of Pebbly Beach Canyon, on the E end of Santa Catalina Island. 76 Comment
  SEINET3289851 Image available Sisymbrium erysimoides M. W. Denslow, Steve Boyd 2003-5-7 1089 Los Angeles Transverse Ranges; San Gabriel Mountains region: North of Azusa at end Glendora Ridge motorway (1N26) in small unnamed canyon just above small Avocado orchard. 274 Comment
  UCR215080  Sisymbrium erysimoides Justin M. Wood 2009-3-6 333 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  CDA25149  Sisymbrium irio L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 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
  RSA0021958  Sisymbrium orientale Duncan S. Bell, Caitlin Elam 2013-6-24 5292 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  SBBG51209  Sisymbrium orientale M. R. Benedict 1971-6-25 Los Angeles ca. 1 mi N of Test Stn, N of Wilson Cove Comment
  RSA652071  Sisyrinchium bellum A. E. Hersh 1950-6-28 sn Los Angeles Faculty Hill, UCLA campus. 60 Comment
  UCR108657  Smilacina stellata L. C. Wheeler 1966-8-21 8835 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  POM4250  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles El Monte. Along Railroad. 91 Comment
  RSA0110753  Solanum douglasii R. G. Swinney 2011-4-26 14484 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA187929  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island. Margin of deep gully, Hay Press area. 427 Comment
  RSA771321  Solanum douglasii Robert F. Thorne 1967-3-18 36759 Los Angeles Santa Catalina Island. At dam, Middle Ranch. 213 Comment
  UCR139225  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak trail, Verango Range Comment
  RSA422409  Solanum douglasii T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  POM228350  Solanum elaeagnifolium Joseph A. Ewan 1932-8-25 s.n. Los Angeles Abundant on hard adobe ground of vacant lots over about a ten-acre area, West Los Angeles Comment
  POM249900  Solanum elaeagnifolium J. D. Laudermilk 1939-8-27 s.n. Los Angeles Blaisdell Ranch, 3 mi. north of Claremont. Comment
  RSA427319  Solanum physalifolium var. nitidibaccatum Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Dec 27 2018
  RSA0053865  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0055994  Solanum umbelliferum Richard G. Swinney 2010-3-16 11941 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
  RSA655943  Solanum umbelliferum James Henrickson 2000-4-15 20711 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UC450841  Solanum umbelliferum Fay A. McFadden 1931-4-22 2642 Los Angeles San Franscito Canyon Comment
  UC519906  Solanum umbelliferum Carl Epling and Louis Wheeler 1933-6-4 1850 Los Angeles near Summit (Ridge Route); Ridge Route 1524 Comment
  RSA229171  Solanum umbelliferum Robert F. Thorne, C. W. Tilforth 1971-6-30 40782 Los Angeles San Gabriel Mountains, Angeles National Forest: Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S fork of Little Rock Creek 1585 Comment
  SBBG70640  Solanum xanti R. Hoffmann 1931-5-3 343 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA656779  Solanum xanti var. intermedium Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 713 Los Angeles North side: Northeastern side of La Tuna Canyon, north of 210 freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 549 Comment
  SEINET3078075 Image available Solanum xanti var. intermedium Norman C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA550721  Solidago californica Timothy S. Ross, Annette H. Ross 1991-7-29 5698 Los Angeles Elephant Hill, north most point of the Puente Hills, west Pomona 355 Comment
  CAS-BOT-BC365024  Solidago velutina subsp. californica Ruth C. Wilson 1961-9-17 s.n. Los Angeles Buckhorn Camp Area, San Gabriel Mts. 2072 Comment
  CAS-BOT-BC365028  Solidago velutina subsp. californica I. M. Johnston 1918-9-1 2143 Los Angeles San Antonio Mountains. Brown's Flat 1310 Comment
  RSA0116697  Solidago velutina subsp. californica R. G. Swinney 2010-9-30 13937 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA356028  Sonchus asper R. F. Thorne 1975-9-4 47385 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA533523  Sonchus oleraceus Timothy S. Ross 1991-3-9 4172 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  RSA594990  Sonchus oleraceus Mark Hoefs, R. F. Thorne 1996-4-6 2633 Los Angeles Santa Catalina Island. End of Renton Mine Road. 268 Comment
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Nov 20 2009
  RSA474104  Sonchus oleraceus M. B. Dunkle 1933-4-14 3296 Los Angeles Long Beach. Comment
  SEINET10594631  Sorghum halepense Joseph A. Ewan 1931-5-11 Ewan 4185 Los Angeles Hard adobe soil, Vacaut lots at Bonnie Brae & Beverly Comment
  UC57089  Sparganium erectum subsp. stoloniferum Ernest Braunton 1902-6-8 490 Los Angeles Ballone Ballona Comment
  RSA652722  Spartium junceum Marion P. Harthill 1972-4-8 s.n. Los Angeles Glendora Mtn. Rd., 914 Comment
  SEINET235621  Spartium junceum Scott D. White 1997-5-8 5080 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below San Gabriel Reservoir. 400 Comment
  POM219948  Spergula arvensis F. R. Fosberg 1932-3-28 8062 Los Angeles El Segundo 30 Comment
  RSA0097876  Spergularia bocconi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5336 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UCR95165  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Channel Islands, San Clemente Island, sandy beach due west of Wall 2 9 Comment
  SD252310  Spergularia bocconi Steven A. Junak 1999-5-6 Sca 881 Los Angeles Santa Catalina Island: 0.1 mile W of Emerald Bay Road, at gate. 14 Comment
  SFV22103  Spergularia rubra O. Mistretta, C. Mistretta 2010-6-23 5349 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  SBBG71514  Sphaeralcea ambigua R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG125379  Sphaeropteris cooperi J. R. Clark with T. Dvorak, C. de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Twin Rocks 218 Comment
  RSA0012263  Stachys albens Orlando Mistretta, Youssef Atallah 2011-8-16 6055 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA446634  Stachys bullata Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  UCR168522  Stachys bullata Tema S. Clare 1929-3-28 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  CAS-BOT-BC60919  Stanleya pinnata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, north LA county. Comment
  LA201834  Stanleya pinnata var. pinnata Arthur C. Gibson; 2003-5-22 4926 Los Angeles 15 Comment
  SD52858  Stebbinsoseris heterocarpa Peter H. Raven 1962-4-9 17144 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  UC1349059  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-30 36347 Los Angeles on sea bluff above beach at mouth Gallagher's Canyon (Santa Catalina Island); , mouth of Gallagher's Canyon 7 Comment
  UCD136222  Stebbinsoseris heterocarpa M. Vincent 1963-4-25 321 Los Angeles Santa Monica Mountains. Intersection of Mulholland and Old Topanga Canyon Roads. 1/2 mile from road. Comment
  CAS-BOT-BC393692  Stellaria media Marcus E. A M Jones 1926-3-13 s.n. Los Angeles Santa Ana Canon Comment
  RSA65759  Stellaria media F. W. Peirson 1919-2-26 368 Los Angeles Brae Burn Road, Atadena Comment
  RSA478123  Stellaria nitens L. C. Wheeler 1932-3-26 534 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  UCR90738  Stellaria pallida Scott D. White 1996-3-2 3817 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  RSA155876  Stephanomeria blairii P. H. Raven 1962-4-12 17310 Los Angeles San Clemente Island: Wilson Cove 91 Comment
  UCR210715  Stephanomeria cichoriacea R. G. Swinney 2008-10-22 9673 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA302014  Stephanomeria elata J. R. Shevock 1972-9-30 2298 Los Angeles Point Dume 8 Comment
  SBBG67889  Stephanomeria exigua subsp. exigua R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA474198  Stephanomeria exigua subsp. exigua F. R. Fosberg 1931-8-30 812 Los Angeles El Segundo. 5 Comment
  SBBG67872  Stephanomeria pauciflora R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  UC220721  Stephanomeria pauciflora A. D. E. Elmer July 1902 3501 Los Angeles Lancaster Comment
  RSA0042127  Stephanomeria virgata subsp. virgata Nancy Hamlett 2014-8-11 s.n. Los Angeles Bernard Field Station; Area known as the East Field, appox. 60 m north of Foothill Blvd. fence and appox. 25 m west of Mills Ave fence. 367 Comment
  UCR126999  Stipa cernua A. C. Sanders 2003-6-19 26967 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  SEINET10603831  Stipa coronata F. R. Fosberg 1932-6-18 Fosberg 8513 Los Angeles below camp Baldy San Antonio Can., steep slope 1400 Comment
  CATA1751  Stipa lepida Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3187 Los Angeles Santa Catalina Island: On ridge above KBRT radio station, west of Airport Road junction 432 Comment
  CATA924  Stipa pulchra Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1776 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  UCR180078  Stipa pulchra R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  HSC13377  Stipa speciosa C. E. Fellows 1965-4-19 15 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  RSA383483  Stuckenia pectinata George R. Johnstone 1930-6-15 s.n. Los Angeles Indio Canyon near Ravenna 762 Comment
  UC31919  Stylocline gnaphaloides H. P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  SBBG70095  Stylomecon heterophylla R. Hoffmann 1925-4-19 Los Angeles Bouquet