Search Results — 2000 specimen records retrieved (1578 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1614068  Abronia Charles M. Belshaw 1935-3-29 484 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp); West Antelope Valley, La Liebre Scarp Comment
  UCR193447  Abronia pogonantha R. G. Swinney 1999-6-18 7282 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  RSA249815  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-25 s.n. Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  CAS-BOT-BC229378  Abronia umbellata S. B. Parish; W. F. Parish 1881-10-1 802 Los Angeles Santa Monica Comment
  SBBG107230  Abronia umbellata J. Rebman, J. Dunn 1996-4-29 3105 Los Angeles between Eel Cove and Eel Cove Cyn Comment
  UCSB2963  Acacia baileyana Gill, Robert 1959-2-26 Los Angeles Pomona College campus-Claremont; Pacific slope drainage area 365 Comment
  POM2832  Acer macrophyllum D. L. Crawford 1909-5-20 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC21686  Achillea millefolium Wesley O. Griesel 1961-5-6 s.n. Los Angeles La Canada 457 Comment
  POM484091  Achnatherum coronatum Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA639107  Achnatherum parishii subsp. parishii L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  LA94384  Achyrachaena mollis A. M. Johnson; 1934-4-20 4441 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  SBBG128304  Acmispon argophyllus var. argenteus S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 33 Los Angeles Deer Valley Trail 92 Comment
  SBBG96854  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4239 Los Angeles lower half of China Cyn, W side Comment
  SDSU4284  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 119 Los Angeles San Clemente Island. Wilson Cove area. Comment
  SBBG67393  Acmispon brachycarpus Anstruther Davidson -Jul-1893 Los Angeles Acton Comment
  UCR143301  Acmispon dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Channel Islands, Santa Catalina Island, Catalina Harbor 76 Comment
  SD252327  Acmispon dendroideus var. dendroideus Steven A. Junak 1999-5-22 Sca 110 Los Angeles Santa Catalina Island: At Goat Harbor. 3 Comment
  SD66832  Acmispon dendroideus var. traskiae R. Mitchel Beauchamp 1967-3-18 292 Los Angeles San Clemente, among rocks NE of Bluff 334 Comment
  CHSC95797  Acmispon glaber var. brevialatus LeRoy Gross 2005-5-3 2251 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  LA52415  Acmispon maritimus var. maritimus Elizabeth McClintock; 1936-3-15 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  CHSC98049  Acmispon strigosus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 693 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
  SBBG32081  Acmispon strigosus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -198 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UCD104442  Acmispon strigosus L. W. Nuttall 1920-5-1 53 Los Angeles Coach Road, Santa Catalina Island. Comment
  RSA471672  Acourtia microcephala Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  PASA1203  Adenostoma fasciculatum M. Stason 1931-4-18 Los Angeles Wash near Azusa Comment
  POM618  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1903-04 1263 Los Angeles Santa Monica Mountains Comment
  UCR270471  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-7-7 15422 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
  RSA687663  Adiantum capillus-veneris Blanche Trask 1901-03 s.n. Los Angeles Near Avalon, Santa Catalina Island. Comment
  RSA773809  Adiantum capillus-veneris R. G. Swinney 2009-6-12 11140 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-BC153  Agave victoriae-reginae f. viridis A. J. Breitung 1959-9-26 18162 Los Angeles unspecified Comment
  RSA628820  Agoseris retrorsa Scott D. White, David E. Bramlet 1998-6-29 6810 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
  UCR205619  Agoseris retrorsa R. G. Swinney 2008-5-12 8843 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA416416  Agoseris retrorsa Fay A. MacFadden 1931-4-22 2644 Los Angeles Summit of ridge near Lake Huges on road from San Fanscito Canyon. Comment
  SEINET1908720 Image available Agrostis R. G. Swinney 1999-1 7625 Los Angeles San Gabriel Mtns: upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi. WSW of Dawson Peak 2146 Comment
  RSA550419  Agrostis exarata Timothy S. Ross 1992-7-10 6660 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA748326  Agrostis exarata R. G. Swinney 2005-8-9 8411 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA87122  Agrostis exarata F. W. Peirson 1923-8-31 4329 Los Angeles Big Pines Camp, north side of San Gabriel Mountains. 2088 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
  SEINET3916338  Agrostis idahoensis Robert F. Thorne, J. Dourley 1967-10-10 37359 Los Angeles San GABRIEL MTS. ANGELES NATIONAL FOREST: 1.5 mi. E of Dawson Saddle.; 0 2332 Comment
  SEINET4044470  Agrostis pallens D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 152 Comment
  SEINET4044471  Agrostis pallens D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 182 Comment
  UCD53075  Agrostis pallens Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  HSC24471  Agrostis stolonifera R. F. Thorne, M. Z. Thorne 1969-7-9 38562 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large sloping meadow at Big Pines 2088 Comment
  RSA384937  Agrostis stolonifera Anstruther Davidson 1916-06 3158 Los Angeles Alhambra. Comment
  POM177864  Alchemilla occidentalis Robert F. Thorne, Percy C. Everett 1965-5-11 34672 Los Angeles Santa Catalina Island. Near road to Hay Press. 457 Comment
  SEINET10666943 Image available Allium cepa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2574 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UCR256612  Allium fimbriatum var. fimbriatum Anuja Parikh, Nathan Gale 2011-6-11 3449 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  RSA550284  Allium fimbriatum var. fimbriatum Walter Wisura, G. Perez 1992-5-19 4778 Los Angeles 1 mi. W of Largo Vista Rd. Comment
  RSA214287  Allium haematochiton L. C. Wheeler 1934-3-10 2423 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA652061  Allium haematochiton William Gilbert 1969-4-10 sn Los Angeles Puddingstone Dam [San Dimas], ca. 300 m SW dam runoff. Comment
Read comments
Jan 19 2011
  LA21590  Allium peninsulare Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR209865  Allophyllum R. G. Swinney 2008-7-12 9177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA228893  Allophyllum divaricatum R. F. Thorne 1971-6-26 39985 Los Angeles San Gabriel Mtns., Angeles National Forest: Near entrance to Chilao Flats 1616 Comment
  UCR223592  Allophyllum gilioides subsp. violaceum R. G. Swinney 2009-6-8 11080 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  POM3484  Allophyllum glutinosum Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon Comment
  RSA305698  Allophyllum glutinosum Mark Hoefs 1973-4-27 202 Los Angeles Santa Catalina Island; Wrigley Botanical Garden, Upper Avalon Canyon. 244 Comment
  POM74741  Allophyllum glutinosum H. E. Hasse 1890-05 s.n. Los Angeles Hills and plains. Comment
  RSA729097  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 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
  POM184703  Alnus rhombifolia Joseph A. Ewan 1932-5-29 7182 Los Angeles Along stream at head of arrastre Canyon North slope Mt. Gleason. Upper Sonoran 1524 Comment
  RSA452781  Alnus rhombifolia Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  UCR210406  Amaranthus albus R. G. Swinney 2008-12-6 9969 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  JEPS54295  Amaranthus californicus Frank W. Peirson 1922-7-6 3183 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  UCR17847  Amaranthus deflexus O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  RSA402986  Amaranthus deflexus L. C. Wheeler 1931-9-10 130 Los Angeles Pomona. 259 Comment
  LA31574  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-14 14637 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end. By borders 220 Comment
  RSA70009  Amaranthus retroflexus F. W. Peirson 1951-1 1842 Los Angeles Altadena. Comment
  CHSC26545  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  RSA158275  Ambrosia chamissonis Peter H. Raven 1962-7-10 17957 Los Angeles On big dune at Northwest end of San Clemente Island Comment
  SFV12013  Amsinckia douglasiana D. L. Koutnik, B. Holguin 1978-4-1 202 Los Angeles Mint Canyon on Sierra Highway, 3 miles north of State Highway 14. 503 Comment
  UC1211004  Amsinckia douglasiana Huron H. Smith 1912-5-1 4879 Los Angeles Eagle Rock Valley 152 Comment
  SDSU4896  Amsinckia intermedia R. M. Beauchamp 1967-1-29 155 Los Angeles San Clemente Island. Comment
  UC881397  Amsinckia intermedia I. W. Clokey, B. C. Templeton 1930-4-8 4668 Los Angeles San Francisquito Canyon 550 Comment
  IRVC26637  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island [Santa Catalina Island]; Middle Ranch. Channel Islands 500 Comment
  UCR187113  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 31978 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
  RSA0091451  Amsinckia tessellata var. tessellata LeRoy Gross, P. Morton 2004-6-9 1349 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  POM368394  Amsinckia tessellata var. tessellata Robert Gustafson 1978-6-1 984 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA630367  Amsinckia tessellata var. tessellata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA68996  Anagallis arvensis F. W. Peirson 1921-02 s.n. Los Angeles Coldwater Canyon, Santa Monica Mts. Comment
  SEINET2030784 Image available Anaphalis margaritacea George B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  RSA0015841  Andropogon glomeratus var. scabriglumis LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6209 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  SEINET3918239  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile W of Bear Creek.; 0 518 Comment
  JEPS12262  Anemopsis californica Frank W. Peirson 1919-6-15 503 Los Angeles San Gabriel Mountain, Rock Creek Rock Creek; San Gabriel Mountain, Rock Creek 1295 Comment
  RSA187756  Anemopsis californica R. F. Thorne 1966-4-5 35857 Los Angeles Santa Catalina Island. Cottonwood Creek below dam in Cottonwood Canyon. 107 Comment
  RSA503847  Anemopsis californica B. C. Templeton 1933-4-24 s.n. Los Angeles Near Chatsworth. Comment
  SBBG68176  Anisocoma acaulis Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  CATA268  Anthemis cotula Mark L. Hoefs 1973-5-15 276 Los Angeles Santa Catalina Island: Above golf course #7 tee, Avalon Canyon 60 Comment
  RSA254373  Anthriscus caucalis C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon, n of Claremont Comment
  JEPS16425  Antirrhinum coulterianum Peter H. Raven, H. J. Thompson, S. R. Snow 1956-6-22 9452 Los Angeles below Mulholland Drive (above Sepulveda Boulevard); Santa Monica Mountains Comment
  POM354838  Antirrhinum coulterianum G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UC934017  Antirrhinum coulterianum H. L. Cogswell 1951-6-8 115 Los Angeles w side Bell Canyon (Watershed 4); San Gabriel Mountains 853 Comment
  UCR259760  Antirrhinum coulterianum R. G. Swinney 2010-5-11 12640 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
  RSA128266  Antirrhinum kelloggii H. J. Thompson 1959-4-12 1918 Los Angeles 2 miles west of Las Virgenes Road, Mulholland Hwy. Santa Monica Mountains. 305 Comment
Read comments
Aug 26 2009
  RSA286772  Antirrhinum multiflorum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest: W of N Fork of San Gabriel River in San Gabriel Cyn. 915 Comment
  UC1349348  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-5 35876 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  RSA250648  Aphanes occidentalis Robert F. Thorne 1971-4-2 41417 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  UC625016  Aphanes occidentalis F. R. Fosberg 1931-3-24 S 4341 Los Angeles Hamilton Canyon; Santa Catalina Island 75 Comment
  RSA150673  Aphanisma blitoides P. H. Raven 1962-5-8 17610 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA248894  Aphanisma blitoides R. F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  UC535516  Apiastrum angustifolium Ira W. Clokey, B. Templeton Apr. 1929 4434 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 425 Comment
  RSA470400  Apium graveolens Louis Greata 1900-08 2764 Los Angeles Cienega, Los Angeles. Comment
  UC1587661  Apocynum androsaemifolium Tim Ross 1991-8-14 5776 Los Angeles Roundtop Mt. San Gabriel Mts., Chilao Flat USGS 7.5' Quad 1722 Comment
  RSA0098786  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SBBG125534  Apocynum cannabinum A. Parikh, N. Gale 2010-6-15 3299 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1293 Comment
  SD260165  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5'Q) 1096 Comment
  RSA723218  Aptenia cordifolia LeRoy Gross, R. Riefner Jr. 2007-6-25 2826 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  RSA0125923  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  UCR230252  Arabis glabra Dan S. Cooper 2011-4-28 411- 3 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA252939  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-24 43415 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  CAS-BOT-BC24151  Arctostaphylos Timothy S. Ross; Steve Boyd 1994-6-23 8034 Los Angeles Flora of the Liebre Mountains, Sawmill Mountain: 5514' summit and immediately adjacent slopes, Burnt Peak 7.5' USGS 1680 Comment
  CAS-BOT-BC23858  Arctostaphylos catalinae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Island Comment
  UCR146491  Arctostaphylos glandulosa Scott D. White 2004-7-27 10629 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UCR223915  Arctostaphylos glandulosa R. G. Swinney 2009-6-24 11280 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
  HSC84052  Arctostaphylos glandulosa subsp. glandulosa David Charlton 1987-1-31 633 Los Angeles Saddle Peak 610 Comment
  UCD50877  Arctostaphylos glandulosa subsp. glandulosa Daryl Koutnik; John Cuti 1978-4-19 381 Los Angeles Verdugo Mountains on fire road from Stough Canyon to La Crescenta. 762 Comment
  UC1862364  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3860 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  POM96982  Arctostaphylos glandulosa subsp. mollis P. A. Munz 1925-4-23 9441 Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC39303  Arctostaphylos glauca Fordyce Grinnell 1915-12-22 s.n. Los Angeles San Gabriel Mt., Sister Elsie Peak Comment
  CAS-BOT-BC39336  Arctostaphylos glauca LeRoy Abrams 1901-4-7 1421 Los Angeles La Canada Comment
  RSA616857  Arctostaphylos glauca Cary Otis 1927-1 s.n. Los Angeles Gold Bar Mill site Comment
  RSA631468  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15715 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631498  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16043 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631509  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16034 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631516  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15668 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631529  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15994 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631571  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15644 Los Angeles Angeles Forest Highway, 2.8 km south of Hidden Springs Cafe. 900 Comment
  RSA631592  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15859 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  UCR223369  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR238101  Arctostaphylos glauca Mark A. Elvin, Cathleen Weigand 2003-5-22 2899 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  SEINET12524584 Image available Arctostaphylos glauca Unknown 1961-1 2075 Los Angeles Schurnem Rd. , near Saddle peal, Santa Monica Mts. 632 Comment
  RSA634360  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20627 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634703  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20308 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634723  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20511 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634737  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20604 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634801  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20423 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634821  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22028 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634879  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20438 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA233450  Arctostaphylos patula R. F. Thorne 1968-11-9 37866 Los Angeles along trail up S slope of Mt. Williamson 2195 Comment
  RSA549136  Arenaria macradenia var. arcuifolia Timothy S. Ross 1992-7-16 6701 Los Angeles ridgeline between Iron mountain and condor peak; NW spur of 5162' knoll 1524 Comment
  UC1595373  Arenaria macradenia var. arcuifolia Tim Ross 1992-7-16 6701 Los Angeles ridgeline between Iron Mtn Condor Peak (NW spur of 5162'); San Gabriel Mountains 1524 Comment
  UCR270675  Argemone munita R. G. Swinney 2011-5-24 14819 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  SEINET11674695  Aristida adscensionis M. E. Jones 1882-1 s.n. Los Angeles Pasadena Comment
  SBBG97011  Artemisia californica S. Boyd with T. Ross, L. Arnseth 1990-4-8 4420 Los Angeles Brice Cyn near Malo Pt Comment
  UC447151  Artemisia californica J. Ewan 1931-2-2 4009 Los Angeles Rio Hondo R. at Telegraph Road Comment
  SD112009  Artemisia douglasiana Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  UCR209942  Artemisia douglasiana R. G. Swinney 2008-10-16 9593 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  POM18238  Artemisia nesiotica Philip A. Munz 1923-4-8 6615 Los Angeles San Clemente Island, canyon side on west coast. Comment
  RSA544561  Artemisia nesiotica Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6147 Los Angeles San Clemente Island: NW part of the Island; coastal Secondary terrace ENE of Darter, (354 degrees N, 1375m distant from 199' BM near Flasher) 56 Comment
  CLARK-A1528-1596  Artemisia tridentata subsp. parishii John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  SEINET231398  Artemisia tridentata subsp. parishii Leila M. Shultz 1981-10-14 5719 Los Angeles CULTIVATED; Rancho Santa Ana Botanic Garden, cultivated from apopulation collected at Newall, Los Angeles country 330 Comment
  SD251175  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  JEPS47798  Asclepias californica Frank W. Peirson 1919-6-15 496 Los Angeles Rock Creek; San Gabriel Mts. 1981 Comment
  UC586907  Asclepias californica Joseph Andorfer Ewan 1934-8-3 8430 Los Angeles Table Mt. trail to Swartout Valley floor; San Gabriel Mts., Table Mt. 2164 Comment
  IRVC28734  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 NE end of Santa Susana Mtns. 366 Comment
  UCR150551  Asclepias fascicularis R. G. Swinney 1999-6-21 7355 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA695392  Asparagus officinalis A. C. Sanders, Mark Elvin 2002-6-19 25176 Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  PASA560  Asparagus officinalis Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  CAS-BOT-BC68900  Aspidotis californica I. Johnston 1917-2-4 s.n. Los Angeles Evey Canyon Comment
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SEINET10529846  Aspidotis californica David B. Dunn 1937-2-28 Dunn UMO 40299 Los Angeles Monrovia Canyon. Comment
  CAS-BOT-BC68752  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  POM122905  Astragalus bicristatus J. B. Feudge 1924-6-10 582 Los Angeles Wright's Ranch, Swarthout Valley, San Gabriel Mtns. 1860 Comment
  POM1851  Astragalus brauntonii Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC111288  Astragalus brauntonii Ernest Braunton May 1907 1281 Los Angeles Sherman Comment
  NY621862  Astragalus brauntonii P. O. Schallert 1943-5-7 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
  UCR155371  Astragalus didymocarpus A. C. Sanders 2005-5-5 29919 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UC81269  Astragalus didymocarpus var. dispermus Dr. A. Davidson Los Angeles Antelope Valley Comment
  RSA0118841  Astragalus douglasii A. C. Sanders 2006-4-10 31977 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
  RSA90228  Astragalus douglasii var. parishii F. W. Peirson 1922-7-6 4753 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  CATA2018  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 530 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 51 Comment
  RSA746771  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR186915  Astragalus lentiginosus A. C. Sanders 2006-4-25 32161 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA151266  Astragalus miguelensis P. H. Raven 1962-4-11 17298 Los Angeles Behind Northwest Harbor; San Clemente Island 6 Comment
  RSA248864  Astragalus miguelensis R. F. Thorne 1973-4-11 42877 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SD47447  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles San Clemente Island, northern end, on sand dunes Comment
  CAS-BOT-BC186461  Astragalus nevinii J. Von Loh 1978-1-3 3286 Los Angeles San Clemente Island 365 Comment
  UCR186571  Astragalus purshii var. tinctus A. C. Sanders 2006-4-25 32195 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
  LA200435  Astragalus trichopodus var. lonchus Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC128407  Astragalus trichopodus var. lonchus Marcus E. Jones, A. M. 1903-5-15 Los Angeles Catalina Island 30 Comment
  UC1211024  Astragalus trichopodus var. lonchus Huron H. Smith 1912-5-30 5043 Los Angeles beachroad near Avalon (Santa Catalina Isl.); Santa Catalina Island Comment
  RSA66527  Athysanus pusillus F. W. Peirson 1919-4-5 60 Los Angeles Old Trail to Mt. Wilson, San Gabriel Mts. 762 Comment
  SD211579  Atriplex amnicola R. E. Riefner Jr. 2006-7-8 06 289 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Highway 10 Comment
  UCR164072  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005/08/12.1- 39 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon State Beach 3 Comment
  UCR211100  Atriplex amnicola Joseph Cahill 2009-7-22 3166 Los Angeles South Coast, Malibu Lagoon 1 Comment
  UCR13463  Atriplex californica O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA341621  Atriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles San Clemente Island: Wilson Cove Comment
  POM8908  Atriplex canescens W. R. Dudley 1896-06 s.n. Los Angeles Lancaster. Comment
  RSA452410  Atriplex canescens H. L. Bauer 1927-12 s.n. Los Angeles Antelope Valley 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
  UC1136301  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1934-2-23 302 Los Angeles Santa Clara River Santa Susana Quad., Santa Clara River Comment
  UCR246569  Atriplex leucophylla Dan S. Cooper 2011-8-25 811- 104 Los Angeles South Coast, Dockweiler State Beach, directly under LAX take-off route 5 Comment
  CDA2947  Atriplex nummularia T. C. Fuller 1968-5-13 17013 Los Angeles Opposite 7524 Vista Del Mar, Playa del Rey. 0 Comment
  OBI17301  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 8 Comment
  SBBG25430  Atriplex prostrata E. R. Blakley, D. E. Breedlove 1961-9-24 1286 Los Angeles ca. 0.5 mi upstream in Middle Ranch Cyn from its mouth 76 Comment
  POM228978  Atriplex rosea L. C. Wheeler 1933-5-5 1382 Los Angeles UCLA campus, West Los Angeles 137 Comment
  CDA33914  Atriplex semibaccata M. O'Brien 2010-9-2 MOB 10 -07 Los Angeles El Pescador State Beach. 31 Comment
  SEINET4136261  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of HIghway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon road.; 0 671 Comment
  SFV20037  Atriplex semibaccata A. Dittmer, S. Dark 2004-10-1 71 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  RSA453955  Atriplex semibaccata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  IRVC28673  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 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
  RSA0115079  Atriplex suberecta Steven A. Junak 2000-10-13 SCa- 1415 Los Angeles Santa Catalina Island. Deer Valley Reservoir (Summit Reservoir). 168 Comment
  RSA127825  Atriplex subspicata P. H. Raven, H. J. Thompson 1959-9-6 14370 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  SBBG80318  Atriplex watsonii F. C. Boutin 1967-4-23 11626 Los Angeles N end of island at W end of airfield runway Comment
  SDSU19659  Atriplex watsonii Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2187 Los Angeles San Clemente Island, ca. 0.1 mile south from the end of road that runs south from Eel Point. 27 Comment
  HSC9020  Avena fatua C. E. Fellows 1965-12-20 192 Los Angeles City of Reseda, 0.5 mi. S of Victory Blvd. on the Balboa Blvd. at Los Angeles River Comment
  RSA628579  Baccharis emoryi Louis C. Wheeler 1967-7-23 10173 Los Angeles San Gabriel Mountains: Mojave Desert Slope; pond 1/2 mi. west from Barrel Springs, San Andreas Rift Zone. Comment
  UC63384  Baccharis glutinosa Ernest Braunton 1902-8-1 644 Los Angeles Griffith Park Comment
  RSA0008311  Baccharis malibuensis James Henrickson 1993-9-3 22470 Los Angeles 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch. plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road; On Soka University Property 235 Comment
  RSA536086  Baccharis pilularis Timothy S. Ross 1991-5-21 5431 Los Angeles San Clemente Island: SW rim of Box Canyon 351 Comment
  SD112006  Baccharis pilularis subsp. consanguinea Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  CAS-BOT-BC106759  Baccharis salicifolia Elmer I. Applegate 1931-11-2 6828 Los Angeles San Fernando Valley Comment
  LA203018  Baccharis salicifolia M. Zaitlin; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles Crest Highway S side 761 Comment
  UCR106302  Baccharis salicifolia B. G. Pitzer 1996-5-5 2865 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR256253  Baccharis salicifolia R. G. Swinney 2010-3-22 12085 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA93168  Baccharis salicifolia F. W. Peirson 1918-10-16 283 Los Angeles foot of Echo Mountain Trail 549 Comment
  UC1118900  Baccharis salicifolia subsp. salicifolia F. H. Raymond 1930-3-3 55 Los Angeles San Rafael Mountains Pasadena Quadrangle, San Rafael Mountains 243 Comment
  UCR186953  Balsamorhiza deltoidea A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31976 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR205626  Berberis nevinii A. C. Sanders, T. B. Salvato 2009-5-21 36892 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  UC1714599  Bergerocactus emoryi F. M. Reed 1909-7-6 2796 Los Angeles edge of salt marsh at <isthmus ?> Catalina Isl. 7 Comment
  CATA1092  Beta vulgaris Mark L. Hoefs 1995-5-16 2042 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  UC520014  Beta vulgaris Joseph Andorfer Ewan 1932-4-30 7442 Los Angeles Ballona Creek at Mesmer; Ballona Creek Comment
  UCR85804  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 256 Comment
  CDA2992  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona. Comment
  UCR126228  Bidens pilosa A. C. Sanders 2003-3-14 25747 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
  UCR132312  Bidens pilosa John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  RSA279111  Bituminaria bituminosa R. F. Thorne 1971-3-18 41500 Los Angeles Cobal Canyon, 3 miles N of Claremont 502 Comment
Read comments
Nov 8 2020
  LA105081  Bloomeria crocea Barry A. Prigge; 1988-7-3 8223 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  UCR153980  Bloomeria crocea A. C. Sanders, T. B. Salvato 2005-4-26 29746 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA599753  Bloomeria crocea var. crocea Steve Boyd, Lauren Raz 1997-5-6 9772 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA653787  Bloomeria crocea var. crocea J. Bogdanoff-Lord 1989-5-12 13 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA367443  Bloomeria crocea var. crocea Harry Bayer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  SFV17371  Boechera arcuata J. N. Hogue 1998-4-7 106 .1 Los Angeles San Gabriel Mountains Arroy Seco at Switzer's Picnic Area. 976 Comment
  RSA658353  Boechera californica Naomi Zohman 1985-4-28 10 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR271613  Boechera sparsiflora R. G. Swinney 2011-5-31 14917 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
  SD107860  Bolboschoenus maritimus subsp. paludosus Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45103 Los Angeles Santa Catalina Island: in black muck of shallow streamway in salina behind Little Harbor beach and lagoon where Nuttall in 1920. 4 Comment
  CATA3503  Bothriochloa barbinodis Julia Parish, Olivia Reda 2017-8-29 034 Los Angeles Santa Catalina Island: Avalon; Baker's Dam on Falls Canyon Road by water tanks 110 Comment
  SBBG31290  Bothriochloa barbinodis R. F. Thorne with P. C. Everett 1965-6-22 34860 Los Angeles Pebbly Beach Rd 30 Comment
  RSA385897  Bothriochloa barbinodis Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  CAS-BOT-BC145599  Bothriochloa laguroides subsp. torreyana LeRoy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SEINET11941934  Bougainvillea glabra J. Bright, Wyman, C. 1931-1 5700 Los Angeles Hollywood Comment
  RSA527735  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4302 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  PASA387  Brassica campestris Annetta Carter 1929-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  SEINET10481263  Brassica campestris David B. Dunn 1941-2-22 Dunn 687 Los Angeles Two blocks s of santa monica blvd on westwood blvd. Comment
  SEINET10973537  Brassica campestris David B. Dunn 1937-3-14 Dunn UMO 40311 Los Angeles Palos verdes. Comment
  RSA0066338  Brassica nigra S. Koukol, E. Lutz 1998-4-26 11 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  RSA652772  Brassica nigra Monica Acosta 1998-5-14 2 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  CSUSB530  Brassica rapa subsp. sylvestris Dean Jones 1966-2-19 S.N. Los Angeles Vacant lot on Whittier Blvd. and Ocean View Ave. 304 Comment
  RSA182192  Brassica tournefortii James Henrickson 1963-05 1255 Los Angeles Adjacent to Rancho Santa Ana Botanic Garden. 381 Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  POM155750  Brickellia californica M. B. Dunkle 1928-10-7 2012 Los Angeles Descanso Canyon 183 Comment
  RSA522934  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3296 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  SBBG95455  Brickellia californica M. B. Dunkle 1928-10-7 2012 Los Angeles Descanso Cyn Comment
  RSA0105392  Brickellia californica Henry J. Ramsey, Henry J. Ramsey 1940-10-13 793 Los Angeles Angeles Crest Highway. Mt. Range: San Gabriel. 1524 Comment
  RSA639883  Brickellia microphylla L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2072 Comment
  CAS-BOT-BC127698  Brickellia microphylla var. microphylla Wesley Griesel 1962-9-14 739 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle. San Gabriel Mts. 2133 Comment
  SBBG66106  Brickellia nevinii S. W. Hutchinson, M. N. Ackley 1927-1 172 Los Angeles Mint Cyn 457 Comment
  SDSU11566  Brodiaea kinkiensis R. M. Beauchamp 1967-6-3 550 Los Angeles San Clemente Island. On west side of road .1 mil south of Stone Jct. Comment
  SEINET12044749  Brodiaea minor S. B. Parish 1887-1 s.n. Los Angeles Elizabeth Lake Comment
  RSA364012  Bromus arizonicus F. R. Fosberg 1931-4-16 S- 4646 Los Angeles Bulrush Ridge, Santa Catalina Island. Comment
  RSA151296  Bromus carinatus P. H. Raven 1962-4-9 17169 Los Angeles San Clemente Island: small arroyo above Wilson Cove 61 Comment
  SBBG120050  Bromus carinatus A. C. Sanders 2003-5-26 26848 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
  SEINET943639  Bromus carinatus var. carinatus Timothy S. Ross, Victor W. Steinmann 1995-1 8551 Los Angeles Slopes between Leona Valley and LOST VALLEY, Sleepy Valley 7.5 (QUAD) 1097 Comment
  CDA31589  Bromus catharticus T. S. Ross, Annette Ross 1991-6-3 5546 Los Angeles Coastal Plains & Basins; San Bernardino Basin region; Elephant Hill : west Pomona. T1S R9W W2/3 S/2 section 26 (projected). Elev. ca. 900 ft. Near S base of hill. Comment
  RSA715123  Bromus catharticus Daisie Huang 2006-3-14 60314 -2 Los Angeles Front yard at 160 May Ave., Monrovia. Sunny, west-facing flat. 190 Comment
  SEINET3922243  Bromus diandrus Keith Dobry 1990-3-25 108 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  RSA91369  Bromus diandrus F. W. Peirson 1918-04 1559 Los Angeles Altadena. Comment
  POM363840  Bromus hordeaceus F. R. Fosberg 1931-4-3 S- 4462 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 2 Comment
  POM363876  Bromus hordeaceus Robert Gustafson 1978-6-1 994 Los Angeles Off dirt road leading into Hungry Valley, ca. .3 mile west of the 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  CAS-BOT-BC155335  Bromus laevipes Naomi Fraga; Paul Morton 2004-5-18 1183 Los Angeles Transverse Ranges. San Gabrile Mountains region. On ridgeline of Mount Hillyer, near summit. 1860 Comment
  CDA1846  Bromus madritensis subsp. madritensis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  SBBG128298  Bromus madritensis subsp. rubens M. L. Hoefs 1991-4-8 1073 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  IRVC28854  Bromus madritensis subsp. rubens Mark A. Elvin, Cathleen Weigand 2003-4-7 2440 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  SEINET10520359  Bromus orcuttianus Carl C. Epling, William Robison 1935-6-30 Epling s.n. Los Angeles North Fork San Jaciuto River. Comment
  RSA660438  Bromus rubens Orlando Mistretta 1992-6-17 577 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA706987  Bromus rubens L. M. Prince, J. Dolan 2002-3-26 2 -287 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's meadow. 400 Comment
  SEINET3923275  Bromus rubens Louis C. Wheeler 1967-5-29 9766 Los Angeles San Gabriel Mountains; San Antonio Canyon, southwest of Spring Hill. Between Dry Lake Canyonand Wildcat Canyon.; 0 884 Comment
  SEINET3223871 Image available Bromus tectorum R. G. Swinney 2009-4-2 10267 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  RSA0019952  Bromus tectorum J. B. Feudge 1924-6-10 983 Los Angeles Big Pines, San Antonio Mountains 1982 Comment
  RSA0028713  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles 0.25 mi. South Charlton Stn. off Angeles Crest Hwy. Comment
  RSA52938  Buddleja saligna George T. Hastings s.n. Los Angeles Saddle Peak, Santa Monica Mountains Comment
  CAS-BOT-BC233954  Calandrinia breweri John Thomas Howell 1928-3-20 3466 Los Angeles Floor of Vermont Canyon, Griffith Park Comment
  JEPS5837  Calandrinia breweri Frank W. Peirson 1919-3-27 357 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  UCR188888  Calandrinia ciliata R. G. Swinney 1990-3-23 1537 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR199958  Calandrinia ciliata Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1160 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  RSA352846  Calocedrus decurrens Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  LA211144  Calocedrus decurrens Arthur C. Gibson; 2010-3-16 5310 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, near culvert beneath trail, Bulldog Trail. Comment
  CAS-BOT-BC492128  Calochortus albus Geo. B. Grant 1904-6-16 s.n. Los Angeles Pasadena; Millard Canyon Lake Comment
  CAS-BOT-BC132280  Calochortus catalinae Crawford; Hiatt 1916-3-28 568 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC132287  Calochortus catalinae Peter H. Raven; H. L. Wedberg 1957-6-15 10909 Los Angeles In Latigo Canyon, 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  UC1873073  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island 44 Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
Read comments
Oct 2 2016
  UCR129358  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon 590 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  IRVC26642  Calochortus clavatus var. gracilis B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 Los Angeles Bouquet Canyon. Western San Gabriel Mtns. 600 Comment
  CAS-BOT-BC132486  Calochortus plummerae Ernest Braunton 1901-6-5 131 Los Angeles Hills near Sherman Comment
  RSA753678  Calochortus plummerae A. Edwards, B. Edwards 2009-6-6 131 Los Angeles City of Monrovias Hillside Wilderness Preserve, located at saddle of Clamshell Truck Trail. 463 Comment
  RSA681339  Calochortus venustus LeRoy Gross, Valerie Soza 2003-5-15 921 Los Angeles Northwest side: Crestline Dr. (fire road) just north of the 210 freeway. Enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  UC54969  Calyptridium monandrum E. Braunton 868 Los Angeles Playa del Rey Comment
  SEINET10870101  Calystegia macrostegia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4806 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  RSA133739  Calystegia macrostegia subsp. cyclostegia P. H. Raven 1959-4-4 13953 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  RSA226218  Calystegia macrostegia subsp. intermedia Gary D. Cromwell, David W. Wheat 1971-5-8 646 Los Angeles Mystic Canyon, 2 mi NE of Glendora, near firebreak on ridge to west of Canyon 609 Comment
  RSA652863  Calystegia macrostegia subsp. macrostegia Ron Martinolich 1991-5-14 75 Los Angeles Los Angeles, Mulholland Drive, 1.4 miles west of intersection with Encino Hills Drive, south past locked gate on dirt road, 0.3 mile. Comment
  RSA710605  Calystegia peirsonii R. K. Brummitt, David J. Keil 1998-5-25 20029 Los Angeles 14 km N of Castaic, foot of Warm Springs Canyon; roadside bank in mesic chaparral on schist. 665 Comment
  UCR128154  Calystegia peirsonii Mark A. Elvin, Cathleen Weigand 2003-4-7 2447 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  UCR59561  Calystegia peirsonii S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  JEPS53274  Camelina microcarpa Frank W. Peirson 1922-7-7 3181 Los Angeles San Gabriel Mountain, Swartout Valley, Rangers Cabin Swartout Valley; San Gabriel Mountain, , Rangers Cabin 1798 Comment
  SEINET4680864  Camissonia bistorta Keith Dobry 1991-5-22 D 772 Los Angeles Santa Monica Mountains, 1 mile E of Las Virgenes Rd. off Mulholland Hwy at Soka University.; 0 Comment
  UCR259563  Camissonia bistorta R. G. Swinney 2010-4-1 12131 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA113811  Camissonia californica Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon, Santa Monica Mountains, burned area, shale slope, Decker Canyon Road 2.5 miles SW of Decker Fire Station. Comment
  RSA747407  Camissonia campestris R. G. Swinney 2008-6-9 8968 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  POM49642  Camissonia campestris subsp. campestris A. D. E. Elmer 1902-06 3715 Los Angeles Acton. Comment
  RSA454718  Camissonia campestris subsp. campestris Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-8 s.n. Los Angeles Antelope Valley, Mojave Desert. East side of Valley. Comment
  RSA587244  Camissonia campestris subsp. campestris Orlando Mistretta 1994-5-11 1180 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1372 Comment
  RSA646115  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-28 s.n. Los Angeles San Gabriel Mountains: Little Rock Management Unit; Kitter Canyon. Comment
  SBBG33330  Camissonia campestris subsp. campestris A. D. E. Elmer -Jun-1902 3715 Los Angeles Acton Comment
  RSA0123886  Camissonia cheiranthifolia J. George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Ave. 11 Comment
  POM3336A  Camissonia cheiranthifolia subsp. suffruticosa L. R. Abrams 1901-5-28 1769 Los Angeles Ballona Harbor Comment
  HSC16455  Camissonia claviformis C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  UCR205191  Camissonia confusa R. G. Swinney 2008-5-2 8732 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA611664  Camissonia graciliflora Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10095 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  POM10178  Camissonia hirtella P. A. Munz, R. D. Harwood 1920-4-21 3686 Los Angeles San Dimas Canyon. 457 Comment
  RSA547429  Camissonia hirtella Tim S. Ross 1992-5-17 6355 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 166 degrees SSE, ca 370m distant from the mouth of Shoemaker Canyon 637 Comment
  POM10144  Camissonia ignota P. A. Munz, R. D. Harwood 1920-4-21 3692 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA616281  Camissonia ignota Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UCR49789  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SFV2534  Camissoniopsis intermedia K. A. Wilson 1961-2-20 864 Los Angeles San Gabriel Mountains Little Tujunga Canyon. Comment
  UCD170657  Camissoniopsis micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  RSA651820  Cardamine californica Goebel Prieur 1949-2-8 s.n. Los Angeles San Dimas Canyon, San Dimas. 487 Comment
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May 17 2014
  SD113128  Cardamine californica Darley F. Howe 1915-3-1 23 Los Angeles San Dimas Canyon. Comment
  SFV16780  Cardamine californica P. M. Schiffman, J. A. Matos 1997-1-2 s. n. Los Angeles San Gabriel Mountains Along the Old Ridge Route just east of Interstate Highway 15. 13 miles north of Castaic Lake. Comment
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Jan 6 2015
  CLARK-A1528-2301  Cardamine oligosperma Alfred R. Roos 1958-6-3 Los Angeles Brentwood Comment
  CAS-BOT-BC17686  Carex alma I. Johnston 1917-5-13 27 E Los Angeles El Monte. 121 Comment
  RSA630258  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7035 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR191280  Carex alma R. G. Swinney 1999-6-30 7481 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  CAS-BOT-BC17671  Carex alma Joseph Andorfer Ewan 1932-5-29 7209 Los Angeles San Gabriel Mountains. North slope of Mt. Gleason. 1737 Comment
  JEPS45927  Carex barbarae Louis C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains 640 Comment
  RSA667894  Carex globosa Michael Denslow, Samantha Tessel 2002-6-4 690 Los Angeles Upper Rincon Red Box Road, 1372 Comment
  POM21250  Carex hassei Phillip A. Munz 1923-5-25 6808 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  CAS-BOT-BC32077  Carex multicaulis Robert F. Thorne; M. Z. Thorne 1967-7-19 37148 Los Angeles San Gabriel Mts. Angeles National Forest. Crystal Lake Recreation area. 1554 Comment
  RSA232278  Carex schottii Robert F. Thorne 1969-7-10 38411 Los Angeles Along Mescal Creek. 2043 Comment
  RSA364557  Carex subfusca B. C. Templeton 1932-6-1 4674 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  CATA3048  Carex triquetra Amy Catalano 2016-3-25 060 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 213 Comment
  UCR178185  Carex triquetra LeRoy Gross, Valerie Soza 2003-5-15 903 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 518 Comment
  RSA402585  Carpobrotus chilensis G. J. Hollenberg 1928-07 s.n. Los Angeles Del Ray Comment
  CDA1002  Castilleja affinis D. G. Kelch 1991-3-17 1304 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  LA52012  Castilleja affinis J. Ewan; 1930-5-30 s.n. Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, above Hollywood Lake. 304 Comment
  UC57003  Castilleja affinis subsp. affinis Ernest Braunton 1902-3-30 144 Los Angeles Elysian Hills Comment
  UCR209234  Castilleja applegatei R. G. Swinney 2008-6-17 9054 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR138999  Castilleja applegatei subsp. martini L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  UCR177621  Castilleja applegatei subsp. martini LeRoy Gross, Valerie Soza 2001-6-6 428 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA152492  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles Northern edge of Oak Flat Public Camp, Angeles National Forest 854 Comment
  RSA448685  Castilleja applegatei subsp. martinii Sam Tyson 1943-4-3 s.n. Los Angeles Big Dalton Canyon. Comment
  UC1409131  Castilleja applegatei subsp. martinii Robert F. Thorne and C. W. Tilforth, et al. 1972-6-29 42085 Los Angeles Summit of Table Mountain San Gabriel Mts., Angeles National Forest, Table Mountain (above Big Pines) 2286 Comment
  UCSB6028  Castilleja applegatei subsp. martinii B., K. 1943-6-14 Los Angeles Fern Springs, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  RSA650923  Castilleja foliolosa Dolores Perez 1981-5-3 40 Los Angeles Ca Hwy 39, 2 miles S. of Morris Reservoir. Comment
  SFV3334  Castilleja foliolosa C. Gasser 1956-3-3 Los Angeles San Gabriel Mountains 6 miles from Foothill Blvd. on Little Tujunga Canyon Road on mountainside. 762 Comment
  SBBG66918  Castilleja miniata subsp. miniata M. N. Ackley 1927-6-5 1036 Los Angeles Old Trail to Switzerland 731 Comment
  RSA226002  Castilleja minor subsp. spiralis Robert F. Thorne, C. W. Tilforth 1971-6-29 40659 -B Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA600424  Castilleja minor subsp. spiralis Steve D. Boyd, Lauren Raz 1997-4-30 9617 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA0092457  Castilleja plagiotoma R. G. Swinney 2011-6-23 15296 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA727614  Castilleja plagiotoma R. G. Swinney 1998-4-14 6023 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  SEINET12032966  Casuarina W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA0086400  Caulanthus amplexicaulis R. G. Swinney 1998-7-10 6376 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  POM175393  Caulanthus amplexicaulis var. amplexicaulis Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Trail near North Baldy Peak, San Gabriel Mts. Comment
  RSA628557  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-8-25 10533 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  SBBG72109  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1927-6-14 Los Angeles Cottonwood Springs [Pine Cyn] Comment
  UCR95380  Caulanthus coulteri var. coulteri Steve Boyd 1996-4-25 8719 Los Angeles Liebre Mtns., SW flank of Liebre Mtn., along Forest Service Rd. 7N22, c. 1.1 mi east of jct w/ 7N23. 1280 Comment
  JEPS27002  Caulanthus heterophyllus Frank W. Peirson 1919-3-30 63 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  CAS-BOT-BC47908  Ceanothus arboreus Huron H. Smith 1912-5-29 5019 Los Angeles Santa Catalina Island - summit road 335 Comment
  SJSU381  Ceanothus arboreus A. W. Jacobs 1938-8-11 Los Angeles Summit Dr, Santa Catalina Island Comment
  RSA398827  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles North slope of Blue Ridge Mountain, Big Pines Camp 2060 Comment
  LA41980  Ceanothus crassifolius Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  CAS-BOT-BC48871  Ceanothus cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  SBBG119978  Ceanothus cuneatus var. cuneatus A. C. Sanders 2003-4-30 26198 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  UC71947  Ceanothus cuneatus var. cuneatus E. D. Palmer Mar. 1902 Los Angeles Echo Mt. Comment
  UC1070675  Ceanothus greggii A. Lewis 1934-2-1 280 Los Angeles Iron Mountain San Fernando quad., Angeles National Forest 1341 Comment
  CAS-BOT-BC50145  Ceanothus integerrimus H. E. McMinn 1926-7-22 1771 C Los Angeles Bear Canyon - about 1 mi from Eleven Oaks Camp - thence on trail to almost Bear Flat Comment
  POM293343  Ceanothus integerrimus Lyman Benson 1945-6-5 11760 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
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Apr 7 2014
  RSA607190  Ceanothus integerrimus Louis C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  UCR223278  Ceanothus integerrimus R. G. Swinney 2009-7-29 11443 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA95403  Ceanothus integerrimus F. W. Peirson 1919-6-14 729 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  CAS-BOT-BC50599  Ceanothus leucodermis H. E. McMinn 1921-7-1 1196 Los Angeles Big Bear Region 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
  SBBG68450  Ceanothus leucodermis R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  SEINET13387039 Image available Ceanothus leucodermis R. G. Swinney 2011-1 14071 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR108372  Ceanothus leucodermis L. C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  UCR270492  Ceanothus leucodermis R. G. Swinney 2011-5-12 14687 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR168234  Ceanothus megacarpus subsp. insularis Reid Moran 1941-3-5 679 Los Angeles Channel Islands; Santa Catalina Island, Salta Verde 350 Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  UC18367  Ceanothus megacarpus var. megacarpus Dr. Davidson 1892-1 Los Angeles Comment
  CAS-BOT-BC50464  Ceanothus oliganthus Timothy S. Ross 1993-6-1 7350 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  CAS-BOT-BC50487  Ceanothus oliganthus Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  UCD112288  Ceanothus oliganthus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 365 Comment
  UCR139364  Ceanothus oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles San Antonio [San Gabriel] Mountains, Cow Canyon 915 Comment
  SJSU10911  Ceanothus oliganthus var. sorediatus G. A. Kattenhorn 1967-3-24 Los Angeles Little Dalton Cr, N of Glendora, San Gabriel Mts Comment
  RSA199737  Ceanothus spinosus I. W. Clokey, Bonnie C. Templeton 1929-03 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UC535519  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar 1929 4439 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  CAS-BOT-BC272111  Centaurea cyanus Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles N. Pomona Comment
  RSA596446  Centaurea melitensis Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8868 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 854 Comment
  RSA0030950  Centaurea melitensis Bill Dewal s.n. Los Angeles Montrose. Vacant lot. 60 Comment
  RSA550406  Centaurea melitensis Timothy S. Ross, Peter Fritsch 1990-6-20 3594 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC878344  Centaurium davyi L. W. Nuttall 609 Los Angeles Santa Catalina Island Comment
  JEPS46973  Centaurium exaltatum Frank W. Peirson 1921-7-2 2482 Los Angeles Pallett Creek San Gabriel Mountains 1097 Comment
  RSA646083  Centaurium exaltatum Orlando Mistretta 1994-9-13 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Canyon Section. 2738 Comment
  SBBG125065  Centromadia parryi subsp. australis A. Parikh, N. Gale 2010-8-4 3383 Los Angeles Whittier Narrows, Shooting Range, 0.4 km S of Hwy 60 (Pomona Fwy), 0.5 km W of Hwy 19 (Rosemead Blvd), under power lines 64 Comment
  CAS-BOT-BC279598  Centromadia pungens subsp. pungens Roxana S. Ferris 1918-6-12 893 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC179813  Centrostegia thurberi Roxana S. Ferris 1918-6-12 941 Los Angeles 5 miles S of Lancaster Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  SBBG62299  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Harold Comment
  UCR189655  Centrostegia thurberi R. G. Swinney 1998-5-16 6058 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  POM13525  Centrostegia thurberi F. W. Peirson 1922-7-7 3172 Los Angeles Sheep Creek. North base of San Gabriel Mountains. 1448 Comment
  RSA392712  Centrostegia thurberi var. thurberi Robert Gustafson, Gary D. Wallace 1982-4-26 2529 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  RSA632002  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UCD98059  Cerastium glomeratum Frank W. Perison 1919-5-18 438 Los Angeles Monrovia Canyon, San Gabriel Mountains. 457 Comment
  PASA1326  Cerastium viscosum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA772110  Cercocarpus betuloides R. G. Swinney 2009-5-20 10835 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SEINET3246011  Cercocarpus betuloides R. G. Swinney 2009-1 11267 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. 1909 Comment
  RSA0092462  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA152272  Cercocarpus betuloides var. blancheae I. L. Wiggins 1925-06 1758 Los Angeles White's Landing, Santa Catalina Island. Comment
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Aug 11 2010
  SBBG78165  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 4282 Los Angeles Hamilton Cyn 10 Comment
  UC466615  Cercocarpus betuloides var. blancheae F. M. Reed 1909-7-4 2836 Los Angeles Hills se of Avalon (Catalina Island); Catalina Island 335 Comment
  UCSB17187  Cercocarpus ledifolius Gerhart, Janet 1963-4-6 Los Angeles Vincent Gap, 6 miles west of Big Pines on California Highway 2 1950 Comment
  CAS-BOT-BC277347  Chaenactis glabriuscula var. glabriuscula W. R. Dudley; F. H. Lamb 1896-6-8 4369 Los Angeles Near Neenach, Antelope Valley Comment
  LA88338  Chaenactis glabriuscula var. glabriuscula O. H. Kappler; 1941-5-9 256 Los Angeles Santa Monica Mountains, Cold Creek 182 Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 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
  SBBG7880  Chaenactis glabriuscula var. glabriuscula H. and M. Dearing 1940-4-29 4243 Los Angeles Mint Cyn Comment
  RSA455880  Chaenactis glabriuscula var. lanosa M. Bisbee 1917-5-20 s.n. Los Angeles Hills west of Eagle Rock Valley Comment
  JEPS30580  Chaenactis stevioides Donald M. Kyhos 1957-5-10 57 -134 Los Angeles just s of Gorman Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA639151  Chamaesyce prostrata L. C. Wheeler 1973-7-14 s.n. Los Angeles Los Angeles: Great Western Exhibit Center near Atlantic and Washington Blvd. Comment
  LA210141  Chamaesyce serpillifolia subsp. hirtula Arthur C. Gibson; 2007-8-15 5213 Los Angeles Santa Monica Mountains, Entering Lake Malibou 200 m. from bridge off Lake Vista Dirve Comment
  UCR223562  Cheilanthes covillei R. G. Swinney 2009-6-2 10986 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET10470300  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32272 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  POM122863  Cheilanthes newberryi Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona. Comment
  UC42542  Cheilanthes newberryi W. H. Brewer 1861-1-12 135 Los Angeles San Gabriel Comment
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Jan 1 2015
  RSA685795  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC557639  Cheilanthes newberryi Nell Murbarger March, 1936 40 Los Angeles from e side to mesa summit San Clemente Isl (also along parts of w coast) Comment
  RSA423281  Chenopodium album Dolores Bullock 1931-7-16 s.n. Los Angeles South Main Street, Los Angeles. Comment
  RSA64943  Chenopodium album F. W. Peirson 1918-5-26 1827 Los Angeles Hennigers, N base of San Gabriel Mts. 854 Comment
  LA51481  Chenopodium berlandieri G. J. Harrison; Henry J. Thompson 1959-9-18 Los Angeles University of California, West Los Angeles 152 Comment
  RSA701275  Chenopodium botrys LeRoy Gross 2003-5-4 823 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  RSA713806  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA0042042  Chenopodium californicum R. G. Swinney 2010-3-10 11831 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SBBG96981  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4337 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  CATA888  Chenopodium californicum Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1702 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  SD75644  Chenopodium californicum Reid Moran 1941-2-17 578 Los Angeles San Clemente Island; on east side of ravine, Middle Ranch, south side of San Clemente Island. 500 Comment
  RSA0060476  Chenopodium fremontii R. G. Swinney 2010-10-13 14033 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  LA31617  Chenopodium multifidum Peter H. Raven; 1958-9-28 Los Angeles Elysian Park 198 Comment
  SBBG106887  Chenopodium murale M. L. Hoefs, R. F. Thorne 1996-4-6 2611 Los Angeles Pebbly Beach 6 Comment
  RSA5974  Chenopodium murale C. B. Wolf 1932-9-13 4047 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA646279  Chenopodium pratericola Orlando Mistretta 1992-7-14 721 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  CLARK-A1528-2568  Chenopodium pumilio John C. Roos 1937-7-7 1769 Los Angeles San Gabriel Mountains Comment
  RSA585024  Chenopodium pumilio T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCSB71667  Chenopodium strictum var. glaucophyllum Gross, LeRoy 2001-11-10 Los Angeles Los Angeles Basin region; Verdugo Mountains, north side, off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road, (Hostetter Mountainway), road parallels freeway east till road forks off on the right; (Burbank: T2N R14W S30) 457 Comment
  RSA252888  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1973-5-11 43544 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  CAS-BOT-BC252762  Chorizanthe parryi var. fernandina Mark Elvin 2003-6-19 2948 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch, Val Verde 7.5' Q., Western Transverse Range 365 Comment
  CAS-BOT-BC252765  Chorizanthe parryi var. fernandina Le Roy Abrams 1901-4-1 1337 Los Angeles Chatsworth Park Comment
  IRVC27301  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin 2003-8-7 27154 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  NY468352  Chorizanthe parryi var. fernandina A. M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335.3 Comment
  UCD170166  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62. 366 Comment
  CAS-BOT-BC244659  Chorizanthe staticoides LeRoy Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica mountains Comment
  LA52278  Chorizanthe staticoides Carl Epling; Nesta Hutchinson 1931-5-30 52278 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA522441  Chorizanthe staticoides Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4064 Los Angeles NNE of Tie Summit Station and E of Angeles Forest Hwy., Tujunga Ranger District, Angeles Nat'l Forest. 1463 Comment
  SBBG62202  Chorizanthe staticoides E. Crow 1930-6-29 Los Angeles between Camp Coldbrook and Pine Flats Comment
  UCD99988  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
  RSA9703  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  UCR151343  Chorizanthe watsonii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 868 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  CDA20157  Chrysanthemum coronarium M. O'Brien 2003-5-18 MOB 18 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA757088  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney 2008-10-8 9517 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  SD64133  Chylismia brevipes W. Bertsch 1953-4-17 62 Los Angeles Claremont Comment
  CAS-BOT-BC285409  Cirsium occidentale var. californicum Louis Wheeler 1933-7-4 1903 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CDA1299  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 B Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  OBI51931  Cirsium occidentale var. californicum Tony Simon 1994-5-19 s.n. Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  POM352176  Cirsium occidentale var. californicum M. B. Dunkle 1931-4-22 2469 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SD69453  Cirsium occidentale var. californicum Robert F. Thorne, P. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island; Hamilton Canyon side north of Descanso Canyon. Comment
  SEINET7144188  Cirsium occidentale var. candidissimum Timothy S. Ross 1994-9-21 8300 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  UCR3481  Cirsium occidentale var. occidentale Bob Arthur 1964-5-10 640510- 4 Los Angeles San Gabriel Mountains, Monrovia Canyon, on North Canyon Blvd, 1.5 mi. from gate 610 Comment
  POM773  Cistanthe monandra L. R. Abrams 1901-4-7 1412 Los Angeles La Canada Comment
  RSA606012  Cistanthe monandra L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  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
  OBI71768  Clarkia bottae Suzan Barth, Steven Korenstein 1994-5-18 18 Los Angeles towsley Cyn Ed Davis Park 200 m from trl head beginning at upper parking lot 340 Comment
  RSA648665  Clarkia dudleyana Hasmig Babayan 1981-4-26 6 Los Angeles West fork trail of San Gabriel River off CA Hwy 39, Distance of 1 mile. Comment
  SEINET6043326  Clarkia dudleyana Scott D. White 1998-6-10 6713 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC172007  Clarkia epilobioides John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA448282  Clarkia purpurea subsp. quadrivulnera Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  SBBG32133  Clarkia purpurea subsp. quadrivulnera R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -200 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  POM11385  Clarkia rhomboidea I. M. Johnston 1917-7-3 1404 Los Angeles San Antonio Canyon 1829 Comment
  RSA584291  Clarkia unguiculata Tim S. Ross, Orlando Mistretta 1993-5-27 7340 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  POM128775  Clarkia xantiana subsp. parviflora F. W. Peirson 1927-5-21 7300 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  RSA597992  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-14 9164 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  UCR223516  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA678323  Claytonia parviflora subsp. parviflora V. Soza, LeRoy Gross 2002-4-3 1381 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  RSA640014  Claytonia parviflora subsp. parviflora L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  CAS-BOT-BC439910  Claytonia perfoliata subsp. intermontana Le Roy Abrams 1901-4-13 1506 Los Angeles Wilson's Trail 609 Comment
  CAS-BOT-BC439917  Claytonia perfoliata subsp. intermontana Alice Eastwood 1919-5-29 8974 Los Angeles San Gabriel Canyon Comment
  UC1136719  Claytonia perfoliata subsp. intermontana G. T. Nordstrom 1935-4-4 380 Los Angeles 2.8 mi w Gorman; Tejon Quad. 1310 Comment
  RSA669147  Claytonia perfoliata subsp. mexicana LeRoy Gross, Naomi Fraga 2002-4-4 513 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, head north down Wildwood Fire Road, to old home site near La Tuna Canyon Road. 532 Comment
  SD38109  Claytonia perfoliata subsp. mexicana H. M. Ritter 1931-3-1 1012 Los Angeles Near Pasadena, low field Comment
  SD66883  Claytonia perfoliata subsp. perfoliata R. Mitchel Beauchamp 1967-3-18 270 Los Angeles Bed of canyon below Lemon Tank, San Clemente Island Comment
  RSA386218  Clematis lasiantha Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Antonio Canyon Comment
  SFV1261  Clematis lasiantha K. A. Wilson 1961-3-18 1044 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile east of Latigo Canyon Road. 460 Comment
  UC535339  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  CAS-BOT-BC92647  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Santa Catalina Island. Eagles Nest in Middle Ranch Canyon. 152 Comment
  POM122772  Clematis ligusticifolia Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  CAS-BOT-BC423124  Cleomella obtusifolia Geo. B. Grant 1901-7-1 4401 Los Angeles Palmdale Comment
  RSA395823  Cnicus benedictus Cynthia Anderson 1963-6-20 128 Los Angeles Fields S of El Monte, E of Rosemead Blvd, alt 200ft. 61 Comment
  RSA94825  Cnicus benedictus F. W. Peirson 1935-3-31 11457 Los Angeles Mendocino Street and Holliston Ave, Altadena Comment
  SFV8658  Collinsia bartsiifolia J. M. Tucker 1962-4-18 3620 Los Angeles Oso Canyon, 0.5 miles above Coalfield fence. 1037 Comment
  JEPS28887  Collinsia bartsiifolia var. davidsonii Ernest C. Twisselmann 1962-4-18 6952 Los Angeles Oso Canyon Tehachapi Mountains, Tejon Ranch 1036 Comment
  SBBG95607  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor Comment
  RSA291702  Colutea arborescens C. W. Tilforth 1981-12-10 2193 Los Angeles Along old road from Chantry Flat to East fork Santa Anita Rier Comment
  UCR179612  Colutea arborescens R. G. Swinney 1991-8-3 1598 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 351 Comment
  RSA253126  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Island, WNW of Mt. Orizaba, NNE of Mt. Banning, in canon that is a branch of Cottonwood Canyon. 287 Comment
  RSA725616  Comarostaphylis diversifolia subsp. planifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 409 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  UCR48955  Commelina benghalensis A. C. Sanders 1987-9-28 7398 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  UC1234693  Constancea nevinii Peter H. Raven 1962-4-12 17312 Los Angeles in canyon below the Tomb; San Clemente Island 121 Comment
  UC468954  Constancea nevinii F. M. Reed 1909-7-4 2806 Los Angeles near Avalon; Catalina Island 15 Comment
  RSA188284  Convolvulus arvensis R. F. Thorne 1966-6-1 36505 Los Angeles Santa Catalina Island: dry slopes near margin of reservoir at upper end of Cape Canyon. Comment
  RSA239446  Conyza bonariensis E. R. Blakley 1963-12-7 6353 Los Angeles Canyon between Pyramid Head and Cove, and S of Triangulation Point Guds, San Clemente Island 30 Comment
  JEPS41840  Conyza canadensis Elizabeth Day Palmer 1908-8-6 Los Angeles Los Angeles Comment
  RSA0105017  Conyza canadensis R. G. Swinney 2011-10-27 15915 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UCR209903  Cordylanthus nevinii R. G. Swinney 2008-7-24 9289 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR223302  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SBBG68669  Cordylanthus rigidus subsp. setiger S. W. Hutchinson -Jun-1931 1291 Los Angeles Mint Cyn 304 Comment
  UC219138  Cordylanthus rigidus subsp. setiger I. M. Johnston 1917-8-23 1675 Los Angeles Prairie Flat of San Gabriel River San Antonio Mountains 1371 Comment
  POM355968  Coreopsis bigelovii H. E. Hasse, Anstruther Davidson 1906-6-2 1469 Los Angeles Big Rock Creek. Comment
  RSA20382  Coreopsis californica Roxana S. Ferris 1938-5-13 9482 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  CAS-BOT-BC287945  Coreopsis calliopsidea Carl B. Wolf 1937-4-28 8522 Los Angeles Western Mojave Desert. Antelope Valley, 3.6 miles S of Palmdale 853 Comment
  RSA611832  Coreopsis calliopsidea Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10149 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  SEINET8483161 Image available Coreopsis calliopsidea N. H. Holmgren, Patricia K. Holmgren 1974-4-4 7625 Los Angeles Mojave Desert; Antelope Valley, just SE of Piute Butte, 17.5 airline miles east-southeast of downtown Lancaster. 762 Comment
  RSA188195  Coreopsis gigantea R. F. Thorne, Percy C. Everett 1965-6-23 35018 Los Angeles Santa Catalina Island, rocky ridge on Hamilton Canyon side N of Descano Canyon 61 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA301984  Coreopsis gigantea Jim Shevock 1971-2-13 665 Los Angeles Along Hwy. 46 Comment
  CAS-BOT-BC105680  Corethrogyne filaginifolia Carl B. Wolf 1932-9-15 4080 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus, opposite Glenwood's Cafe on highway 457 Comment
  CAS-BOT-BC105687  Corethrogyne filaginifolia Timothy S. Ross; Steve Boyd 1994-9-20 8250 Los Angeles Upper Bouquet Canyon, ca 2225 m WCW of Lincol Vrest (the canyon head), and ca 2825 m E of Bouquet Reservoir, 993 Comment
  SBBG22427  Corethrogyne filaginifolia H. and M. Dearing 1944-5-10 5890 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  UC87481  Corethrogyne filaginifolia A. J. McClatchie 1892-9-1 Los Angeles Pasadena Comment
  POM187607  Cornus occidentalis Joseph A. Ewan 1928-6-9 3634 Los Angeles Formerly abundant locally (at date of collection) in stream bottom thicket, Verdugo Canyon at Colima Drive Comment
  UCR206147  Cotoneaster pannosus R. G. Swinney 2008-5-30 8907 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UC450880  Cotula coronopifolia Fay A. MacFadden 1931-4-10 2578 Los Angeles Tejunga [Tujunga] Canyon Comment
  RSA670154  Crassula connata Joseph M. Keefe 2001-3-19 31170 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  CAS-BOT-BC427742  Crassula connata Louis C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SD251717  Crassula connata M. B. Dunkle 1940-3-18 7411 Los Angeles West end of Santa Barbara Island Comment
  SEINET8194471  Crassula connata var. eremica E. Braunton 864 Los Angeles Playa del Rey Comment
  JEPS36473  Crepis acuminata F. W. Peirson 1921-7-17 2507 Los Angeles Prairie Fork <of> San Gabriel River San Gabriel Mts. 2011 Comment
  RSA595430  Crossosoma californicum Mark Hoefs 1996-4-6 2646 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  RSA305935  Croton californicus Fay A. MacFadden 1934-2-21 12441 Los Angeles Culver City. Comment
  UCSB3575  Croton californicus Kamb, Peter 1947-6-11 Los Angeles Eaton Wash, Pasadena 266 Comment
  UCR126820  Croton setiger A. C. Sanders 2003-6-19 26971 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  SBBG41181  Cryptantha circumscissa J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  SBBG126912  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3408 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 865 Comment
  HSC12504  Cryptantha intermedia Wendell Wood 1970-6-24 50 Los Angeles Angeles Crest Hwy., 6 mi. beyond intersection of Foothill Blvd. 762 Comment
  SBBG21981  Cryptantha intermedia P. H. Raven, R. B. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mtns Comment
  UC61118  Cryptantha intermedia J. H. Barber 1897-1 223 Los Angeles Bear Canyon Comment
  RSA527776  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4339 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  RSA98096  Cryptantha intermedia P. A. Munz 1925-4-23 9425 Los Angeles San Gabriel Canyon 305 Comment
  RSA614331  Cryptantha micrantha L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 914 Comment
  SEINET3152276  Cryptantha micrantha G. B. Grant 1906-6-17 Error Los Angeles Collected at Summit Mt. Wilson, southern California 1829 Comment
  SD253404  Cryptantha microstachys R. G. Swinney 2011-5-19 14763 Los Angeles San Gabriel Mts.: Camp Colby (Colby Ranch) 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Rd and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  RSA628888  Cryptantha microstachys L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  RSA0031684  Cryptantha muricata Fran Dourisboure 1966-5-26 s.n. Los Angeles San Raphael Hills. 762 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR155599  Cryptantha muricata A. C. Sanders, T. B. Salvato 2005-4-26 29694 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR276934  Cryptantha muricata R. G. Swinney 2010-5-21 12849 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR93387  Cryptantha muricata T. S. Ross, Orlando Mistretta 1993-5-27 7322 Los Angeles San Gabriel Mtns., W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  RSA0079564  Cryptantha muricata var. jonesii Steve Boyd, Lauren Raz 1997-5-6 9717 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA0079582  Cryptantha muricata var. muricata Orlando Mistretta 1992-5-8 301 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA588146  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-5-23 1227 Los Angeles San Gabriel Mountains. Little Rock creek. drainage E of creek and N of Forest Rd. 4N15. 1341 Comment
  UCR193696  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-4-5 7037 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  RSA0079035  Cryptantha pterocarya var. pterocarya LeRoy Gross 2005-5-3 2210 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
  UC55020  Cuscuta californica H. P. Chandler 1902-6-3 2010 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  POM126991  Cuscuta californica Fordyce Grinnell Jr. 1903-7-30 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA409680  Cuscuta californica R. Bardell 1929-12 s.n. Los Angeles El Segundo. Comment
  SD90524  Cuscuta californica var. californica Robert F. Thorne, J. Dourley 1967-10-10 37351 Los Angeles San Gabriel Mountains; Angeles National Forest; Blue Ridge. Comment
  RSA409731  Cuscuta ceanothi G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  UCR18114  Cuscuta pentagona O. F. Clarke 1973-6-5 s.n. Los Angeles San Gabriel Valley, Walnut, Valley Blvd and Lemon Avenue 159 Comment
  UCR190104  Cycladenia humilis R. G. Swinney 1998-9-7 6941 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA653666  Cyclospermum leptophyllum A. C. Sanders 1998-10-10 22256 Los Angeles Santa Monica: Sta. Monica College, NW side near Pico Blvd. 46 Comment
  RSA483546  Cynodon dactylon Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  RSA585246  Cynodon dactylon L. C. Wheeler 1933-11-19 2270 Los Angeles San Gabriel Canyon. 335 Comment
  LA33488  Cynodon dactylon Henry J. Thompson; 1959-5-24 1987 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, 0.3 mi N of Coast Hwy. 45 Comment
  UCD60019  Cynodon dactylon Peter H. Raven; Henry J. Thompson 1959-9-18 14442 Los Angeles Plants of the Santa Monica Mountains. West Los Angeles, Santa Monica Boulevard near Beverly Glen Boulevard. 76 Comment
  UCD169668  Cyperus difformis Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  RSA598213  Cyperus eragrostis Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 546 Los Angeles Santa Catalina Island. Haypress Reservoir. 457 Comment
  CATA1431  Cyperus involucratus Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2593 Los Angeles Santa Catalina Island: Avalon Canyon, Avalon Canyon Road, just past L.A. County Fire Station #55 67 Comment
  RSA602966  Cyrtomium falcatum L. C. Wheeler 1972-12-24 12797 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
Read comments
Apr 5 2007
  CAS-BOT-BC70545  Cystopteris fragilis Joseph Ewan 1932-7-4 7579 Los Angeles Millards Canyon, San Gabriel Mts. 1127 Comment
  RSA651096  Cytisus monspessulanus Rudolf Schmid 1962-4-26 s.n. Los Angeles By northern pond, Cal Poly, Pomona. Comment
  RSA702179  Cytisus striatus Scott D. White 2004-8-20 10735 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  POM3171  Datisca glomerata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  UC1121719  Datisca glomerata Jerome S. Horton 1937-6-10 454 Los Angeles San Dimas Experimental Forest, Tanbark Flats Tanbark Flats; San Dimas Experimental Forest, Tanbark Flats 822 Comment
  UC19641  Datisca glomerata Dr. Vogt 1897-1 18 Los Angeles Antelope Valley; Southern California, Antelope Valley Comment
  JEPS12292  Datura wrightii Elizabeth Day Palmer 1908-8-4 Los Angeles Tolguacha Comment
  POM50352  Daucus pusillus L. R. Abrams 1901-4-11 1488 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  RSA599851  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-6 9767 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC1408993  Deinandra clementina Robert F. Thorne 1973-4-12 42888 Los Angeles plateau near Cutlass (above old dam); San Clemente Island 198 Comment
  SBBG44979  Deinandra kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd at Eaton Wash, Pasadena 213 Comment
  CAS-BOT-BC131006  Deinandra minthornii Scott D. White 1995-10-11 3694 Los Angeles S of Santa Susana Pass Rd., off Lilac Ln., near foot trail E of rd. 502 Comment
  CAS-BOT-BC131011  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Los Angeles - Ventura Co. line Comment
  UCR54486  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA394510  Delphinium cardinale John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  SEINET12099510  Delphinium cardinale J. F. Bright, Wyman, C. 1931-1 5480 Los Angeles near Pasadena Comment
  RSA0029748  Delphinium glaucum A. N. Dunn 1935-8-12 s.n. Los Angeles Guffys Spring, Blue Ridge. 2561 Comment
  UCR228421  Delphinium parishii Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8051 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  POM316456  Delphinium parryi Gordon Pilone 1962-6-24 505 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA393739A  Delphinium parryi Howard Mullins 1931-4-1 s.n. Los Angeles Foothill Blvd. Comment
  UCD96272  Delphinium parryi Daryl Koutnik 1978-4-28 438 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA398715  Delphinium parryi H. Twining 1906-05 s.n. Los Angeles Elysian Park, Foothills Comment
  RSA729345  Delphinium patens subsp. hepaticoideum R. G. Swinney 1999-4-9 7079 Los Angeles Dime Canyon, c. 200m south of Cattle Canyon at the falls 671 Comment
  RSA0030015  Delphinium patens subsp. montanum Robert M. Perkins 1937-4-2 301 Los Angeles San Gabriel Canyon. Comment
  SBBG105349  Delphinium variegatum subsp. kinkiense H. L. Ferguson 1980-3-25 168 Los Angeles just above fork in Chamish Cyn, N of North Tank 121 Comment
  RSA783863  Delphinium variegatum subsp. thornei Bart O'Brien, Jason Koontz, Emma Havstad 2012-4-24 2012 -36 Los Angeles San Clemente Island. Eagle Curve. 484 Comment
  OBI34047  Dendromecon rigida Mark Schneider 1973-5-12 28 Los Angeles vogel Flats, Big Tujunga Cyn 792 Comment
  RSA639574  Dendromecon rigida Louis C. Wheeler 1967-5-23 9693 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SFV6194  Dendromecon rigida R. M. Muran 1974-3-24 46 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 427 Comment
  UC1126347  Dendromecon rigida G. T. Nordstrom 1935-2-1 8105 Los Angeles 1 3/4 mi e mouth of Beartrap Canyon; Angeles National Forest, Tejon Quadrangle Comment
  UC450882  Dendromecon rigida Fay A. Macfadden 1931-4-10 21 E Los Angeles Tejunga Canyon 426 Comment
  RSA183002  Dendromecon rigida subsp. rhamnoides S. Carlquist, Robert F. Thorne 1966-4-28 1823 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  RSA246484  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island. Black Jack Mine, on the slopes of Black Jack Peak 427 Comment
  RSA777916  Deschampsia danthonioides R. G. Swinney 2009-6-2 11023 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG72162  Descurainia pinnata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  SBBG72171  Descurainia pinnata R. Hoffmann 1925-5-7 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA250664  Descurainia pinnata subsp. glabra R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39482 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1188 Comment
  RSA599715  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9464 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CAS-BOT-BC402262  Dicentra chrysantha Alice Eastwood 1906-5-27 266 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  RSA0097775  Dichelostemma capitatum R. G. Swinney 2011-4-26 14502 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
  SD186024  Dichelostemma capitatum subsp. capitatum A. C. Sanders 2003-3-14 25755 Los Angeles Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foopthill Blvd. 157 Comment
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Nov 11 2010
  RSA376857  Dichelostemma capitatum subsp. capitatum Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  POM244872  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  UCR126888  Digitaria A. C. Sanders, Mark Elvin 2002-6-20 25228 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC150652  Diplacus longiflorus C. B. Wolf; P. C. Everett 1939-10-17 9540 Los Angeles Base of Santa Susana Pass Comment
  CAS-BOT-BC150664  Diplacus longiflorus L. B. Ware 1971-5-16 101 Los Angeles East side of Tuna Canyon, Santa Monica Mountains 167 Comment
  SBBG95413  Diplacus puniceus M. B. Dunkle 1928-3-11 1726 Los Angeles Grand Cyn Comment
  RSA530708  Diplotaxis tenuifolia H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  SEINET1911438  Distichlis littoralis C. B. Wolf 1934-1 5648 Los Angeles Bryant Ranch E. of Long Beach on associated oil co. lease 100 ft. W. of Bryant Well #21 2 Comment
  POM483  Dithyrea californica Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UC213208  Dodecatheon redolens I. M. Johnston 1917-8-22 1648 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR192863  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  LA200089  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1715 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  LA94252  Dryopteris arguta Lawrence L. Kiefer; 1966-4-30 1945 Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, S of Canyon Potrero Rd. 304 Comment
  UCR280493  Dryopteris arguta R. G. Swinney 2014-6-5 16707 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA692511  Dryopteris arguta H. de Forest 1931-06 17643 Los Angeles Ridge route NW part of L.A. county Comment
  UC933194  Dudleya hassei Carl B. Wolf 1950-4-28 3629 Los Angeles facing Pebbly Beach; Santa Catalina Island Comment
  RSA713826  Dudleya lanceolata Mark Elvin 2003-6-12 2942 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  UC933218  Dudleya palmeri Reid Moran 1944-6-5 1889 Los Angeles 0.9 mi from coast hwy (Arroyo Sesquit, cliffs near mouth); Sierra Santa Monica, Sisquis topo sheet 100 Comment
  SD127384  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Sea bluffs just east of Pt. Vicente. 4 Comment
  SBBG65466  Dysphania multifida M. N. Ackley -Sep-1928 420 Los Angeles Eagle Rock 182 Comment
  UCR17826  Dysphania multifida O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  POM365259  Echinochloa crus-galli Wm Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA353643  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles South of Los Angeles. Comment
  RSA0038425  Echium fastuosum L. Haines 1950-5-2 s.n. Los Angeles Varara Estate, Bel Air. Comment
  RSA746792  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SBBG98637  Ehrharta calycina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5082 Los Angeles SW of the new landing field at West Cove 6 Comment
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Sep 10 2007
  SBBG92127  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes immediately W of Los Angeles InterNat Airport and Pershing Drive 30 Comment
  UCSB421  Ehrharta erecta Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  RSA611847  Elatine chilensis Steve Boyd, Valerie Soza 1998-4-28 10165 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 536 Comment
  UCD49807  Eleocharis macrostachya Daryl Koutnik 1978-3-31 194 Los Angeles W of Triunfo Creek. S of Westlake. 274 Comment
  RSA729330  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  UCR101736  Eleusine indica L. C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue Comment
  LA103199  Elymus condensatus Barry A. Prigge; 1985-6-14 6423 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  LA91447  Elymus condensatus Bruce Douglas Clayton; Greg Shaw 1972-4-1 47 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  LA91504  Elymus condensatus Bruce Douglas Clayton; Greg Shaw 1972-4-20 104 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus, near spring in canyon section E. 536 Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  CAS-BOT-BC227930  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  SD260158  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  RSA229170  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth 1971-6-30 40753 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  UCD62335  Elymus glaucus subsp. glaucus Peter Kamb 1948-6-26 1129 Los Angeles South side of Pacoima Canyon near Ant Canyon, San Gabriel Mts. 731 Comment
  RSA763752  Elymus glaucus subsp. jepsonii Orlando Mistretta, Christine Mistretta 2008-5-20 3150 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  UCR264435  Elymus multiflorus Michael Honer, Rachel Woodard 2006-4-26 2231 Los Angeles Tehachapi Mountains area, C. 1 mile NE of Quail Lake; 1/2 mi. east of aqueduct and 1.5 mi. north of Hwy 138 1006 Comment
  UCR190937  Elymus stebbinsii R. G. Swinney 1999-7-14 7557 Los Angeles San Gabriel Mtns., Allison Gulch, at confluence with East Fork San Gabriel River Canyon 732 Comment
  RSA0117864  Elymus triticoides Robert L. Benson 1960-5-19 47 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA549175  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Peter Fritsch 1990-6-20 3689 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  UC1583152  Elytrigia intermedia subsp. intermedia Tim Ross and Steve Boyd 1990-5-14 2471 Los Angeles Yerba Buena Ridge Angeles National Forest, San Gabriel Mountains, Tujanga Rang 1127 Comment
  JEPS1580  Emmenanthe penduliflora John Thomas Howell 1928-5-4 3768 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  RSA598582  Emmenanthe penduliflora Louis C. Wheeler 1967-5-24 9716 Los Angeles San Gabriel Mountains. Indian Canyon Campground 823 Comment
  SEINET5495384  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  SBBG121262  Emmenanthe penduliflora var. penduliflora V. Soza, L. Moore 2000-5-10 848 Los Angeles Verdugo Crestline Dr, N of La Tuna Cyn and S of Pasko Park; fire rd S of Verdugo Crestline Dr from fire gate to power lines, W of peak 0'1936" 563 Comment
  UCR280504  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-5-13 16493 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCD131196  Encelia actoni Kenneth A. Wilson 1961-4-26 1163 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  CAS-BOT-BC131201  Encelia californica Martin A. Piehl 1962-10-3 62524 Los Angeles Cottonwood Canyon near bridge along main road, W side island, Santa Catalina Island Comment
  SBBG13800  Encelia californica M. A. Piehl 1962-10-3 62524 Los Angeles Cottonwood Cyn near bridge along main rd Comment
  SBBG20583  Encelia californica E. R. Blakley 1963-12-7 6315 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  UC895499  Encelia californica Ira W. Clokey, B. Templeton 1929-3-1 4453 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  SFV21074  Encelia farinosa L. Gross 2001-3-16 342 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 701 Comment
  UC1076386  Ephedra nevadensis H. L. Mason 1930-4-20 5593 Los Angeles hills in Rock Creek region Mohave Desert, Rock Creek Comment
  RSA0104989  Epilobium Steven A. Junak 1999-7-16 SCa- 1055 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, below waterfall. 12 Comment
  RSA774787  Epilobium brachycarpum R. G. Swinney 2009-7-23 11385 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA82405  Epilobium canum O. H. Kappler; 1940-7-21 72 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA643855  Epilobium canum Steven A. Junak 1996-9-28 SC 1 -677 Los Angeles San Clemente Island: W side of island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 305 Comment
  CAS-BOT-BC166248  Epilobium canum subsp. canum Fordyce Grinnell 1915-11-1 s.n. Los Angeles Echo Mts., near Pasadena Comment
  POM158228  Epilobium canum subsp. canum P. A. Munz, I. M. Johnston 1928-9-4 11142 Los Angeles Bouquet Canyon. 762 Comment
  SBBG38642  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles Mosquito summit Comment
  SBBG60100  Epilobium canum subsp. canum M. N. Ackley -Sep-1925 748 Los Angeles Ave 40, Eagle Rock 152 Comment
  SD85114  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5384 Los Angeles Santa Catalina Island; gully bottom near Wrigley Reservoir; summit of island road. Comment
  UCD105435  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Road, 3 miles E of Malibu Canyon Road. Comment
  UCR271585  Epilobium canum subsp. canum R. G. Swinney 2011-11-3 15998 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  JEPS22774  Epilobium canum subsp. latifolium Rimo Bacigalupi with Reino Alava 1958-7-20 6431 Los Angeles along Angeles Crest Hwy (State Hwy 2) just w Dawson Saddle (just s of Mt. Lewis, above headwaters of South Fork of Big Rock Creek); San Gabriel Mts. 2429 Comment
  UCR209923  Epilobium ciliatum R. G. Swinney 2008-7-13 9191 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  RSA229146  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38889 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  UCR273755  Epilobium densiflorum R. G. Swinney 2011-6-15 15189 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA0087048  Epilobium glaberrimum R. G. Swinney 2010-9-9 13794 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA616723  Epilobium glaberrimum subsp. glaberrimum Louis C. Wheeler 1966-8-21 8825 Los Angeles San Gabriel Mountains: Dorr Canyon. Comment
  RSA773829  Epipactis gigantea Richard G. Swinney 2009-6-12 11146 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
  RSA381715  Epipactis gigantea Bonnie C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  RSA569182  Epipactis gigantea Bonnie C. Templeton 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  CAS-BOT-BC57171  Equisetum hyemale subsp. affine Louis C. Wheeler 1946-9-2 6336 Los Angeles San Gabriel Mountains: West Fork San Gabriel River 518 Comment
  LA94014  Equisetum laevigatum Lawrence L. Kiefer; 1966-3-27 1805 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  UCR177679  Equisetum telmateia F. R. Fosberg 1931-4-15 R- 89 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  UCR126361  Eragrostis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27128 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCD33021  Eragrostis cilianensis Beecher Crampton 1965-10-27 7591 Los Angeles ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCD62971  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir. 914 Comment
  RSA421758  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  RSA0107967  Eriastrum densifolium subsp. austromontanum P. A. Munz, I. M. Johnston 1928-9-4 11132 Los Angeles Saugus. Comment
  CAS-BOT-BC514253  Eriastrum densifolium subsp. austromontanum Le Roy Abrams 1901-7-1 1886 Los Angeles Wilson's Peak Comment
  UCR126208  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-7-12 122 Los Angeles Transverse Range, Frazier Mountain Park Road, at junction with Hwy 5, adjacent to southbound onramp to Hwy 5, between onramp and highway 1280 Comment
  UCR84558  Eriastrum densifolium subsp. densifolium T. S. Ross, Steve Boyd 1994-7-7 8172 Los Angeles San Gabriel Mtns., upper Cienaga Canyon: S base of Liebre Mtn, just on the north side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch,' Angeles National Forest map, 1982). 1018 Comment
  RSA0107956  Eriastrum densifolium subsp. elongatum Joseph M. Keefe 2001-1-19 30996 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SEINET8242388  Eriastrum pluriflorum Philip A. Munz 1933-5-13 12925 Los Angeles desert 10 miles south of Muroc. Comment
  CAS-BOT-BC514871  Eriastrum pluriflorum subsp. sherman-hoytiae W. R. Dudley; F. H. Lamb 1896-6-4 4311 Los Angeles Near Lancaster Comment
  RSA0103453  Eriastrum rosamondense Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  UCR149805  Eriastrum sapphirinum Scott D. White, Pam Devries 2004-6-14 10502 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR206132  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2009-5-29 37052 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  SD237547  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-13 10771 Los Angeles Transverse Range: San Gabriel Mountains: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  RSA0121274  Eriastrum sapphirinum subsp. dasyanthum D. S. Krause 1939-07 s.n. Los Angeles Foothills above La Canada. Comment
  RSA0122100  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1967-6-27 9917 Los Angeles San Gabriel Mountains : South side Sunset Ridge, south of Coulter Reservoir. 640 Comment
  UCR239013  Eriastrum sapphirinum subsp. sapphirinum Anuja Parikh, Nathan Gale 2010-6-8 3268 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.3 km northwest of State Hwy 14, under power lines 1150 Comment
  RSA0050327  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns.: Santa Clarita, Bee Canyon just north of Soledad Canyon Road. SE of Hwy 14, west side of wash. 537 Comment
  UCR197724  Ericameria cooperi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 74 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UC1293711  Ericameria cooperi var. cooperi P. C. Everett and E. K. Balls 1959-5-22 23803 Los Angeles 13.6 mi se of Elizabeth Lake (dry sandy slope) 548 Comment
  RSA589072  Ericameria cuneata var. cuneata Orlando Mistretta 1994-6-6 1337 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  JEPS30528  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles on top of the ocean bluffs Point Dume; Santa Monica Mountains, Point Dume 30 Comment
  RSA249751  Ericameria linearifolia R. F. Thorne 1973-5-11 43477 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA599628  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-4-16 9522 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA703905  Ericameria linearifolia Gary D. Wallace, Ann Hiller 1983-5-18 2047 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  UC1532956  Ericameria linearifolia C. W. Tilforth and John Dourley 1973-5-24 810 Los Angeles 2.3 mi nw Mile High (above Shoemaker Canyon, n edge of San Gabriel Mts.); San Gabriel Mtns. Comment
  UCR256447  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC298887  Ericameria nauseosa var. bernardina Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canyon, San Gabriel Mts, near Pasadena Comment
  RSA712188  Ericameria nauseosa var. hololeuca A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26220 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UC1119798  Ericameria nauseosa var. hololeuca G. T. Nordstrom 1935-3-23 400 Los Angeles .25 mi w Caswell's; Santa Barbara National Forest, Tejon Quad. 914 Comment
  SD107862  Ericameria pachylepis Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45114 Los Angeles Santa Catalina Island; dry slopes near Empire Landing. 45 Comment
  CATA1407  Ericameria palmeri var. pachylepis Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2554 Los Angeles Santa Catalina Island: By lower road to Empire Landing, toward beach 24 Comment
  HSC79887  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 366 Comment
  SFV3959  Ericameria palmeri var. pachylepis K. A. Wilson 1961-7-13 1248 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  POM4762  Ericameria parishii var. parishii I. M. Johnston 1918-9-1 2150 Los Angeles Evey Canyon (fire break) 1219 Comment
  RSA359446  Ericameria parishii var. parishii Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SBBG54492  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  UC1870150  Ericameria pinifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 285 Los Angeles Verdugo Mountains; Verdugo Mountains: Verdugo Mountainway west of Hostetter Mountainway, Near 34° 13' 9.1'' N 118° 17' 8.9'' W. Elev. 3000 Feet. 914 Comment
  CAS-BOT-BC293347  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mile above where road from Acton joins Highway 975 Comment
  RSA638817  Erigeron breweri var. covillei Valerie L. Soza, Laura Moore 1999-6-30 585 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC296203  Erigeron foliosus var. foliosus David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  SBBG131650  Erigeron foliosus var. foliosus S. A. Junak 1999-5-8 SCa 926 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  SEINET12279766  Eriodictyon crassifolium J. Bright, Wyman, C. 1931-1 5280 Los Angeles Mint Canyon Comment
  OBI60235  Eriodictyon crassifolium var. nigrescens Suzan Barth, Steven Korenstein 1994-5-4 24 Los Angeles Santa Susana Mtns. Northridge, Aliso Cyn. off Sesnon 200 m from trail head 150 Comment
  UC1124346  Eriodictyon crassifolium var. nigrescens A. Lewis 1934-1-30 236 Los Angeles La Brun; Angeles National Forest, Elizabeth Lake Quad. Comment
  UC144150  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  UCR258908  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12337 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0106570  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCR273373  Eriodictyon parryi R. G. Swinney 2011-6-22 15265 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  SBBG31086  Eriodictyon traskiae R. F. Thorne 1966-4-29 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  CAS-BOT-BC222686  Eriodictyon trichocalyx P. C. Everett; E. K. Balls 1959-5-22 23807 Los Angeles Big Rock Creek, N. slopes, San Gabriel Mts., from Valyermo 1219 Comment
  CAS-BOT-BC222691  Eriodictyon trichocalyx Joseph Andorfer Ewan 1936-7-27 9843 Los Angeles N. end of Table Mt., Swartout [Swarthout] Valley region, San Gabriel Mts. 2133 Comment
  UCR206421  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA455074  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, branch of Big Rock Creek, Angeles National Forest. Comment
  CAS-BOT-BC248479  Eriogonum angulosum A. D. E. Elmer 1902-6-1 3678 Los Angeles Acton Comment
  UCR163334  Eriogonum baileyi Anuja Parikh, Nathan Gale 2004-6-22 2061 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  RSA766417  Eriogonum baileyi Joseph A. Ewan 1932-7-23 7829 Los Angeles San Gabriel Mts. Tujunga Creek at Wickup Canyon Jct. 976 Comment
  POM158208  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-5 11185 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  UCR127663  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 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
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA0065544  Eriogonum cinereum A. E. Hersh 1950-7-15 s.n. Los Angeles About 1/4 mile from west end of Topanga Canyon. 30 Comment
  SD108970  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  UCR127649  Eriogonum cithariforme var. agninum A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25579 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA0115403  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UCR182851  Eriogonum davidsonii R. G. Swinney 1997-8-6 5764 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  RSA0035125  Eriogonum elongatum A. Lee Haines 1972-10-3 s.n. Los Angeles Along State Highway #27, north side of Santa Monica Mountains. 304 Comment
  RSA127805  Eriogonum elongatum Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Muholland Hwy just east of Decker Rd. 549 Comment
  CAS-BOT-BC253189  Eriogonum fasciculatum A. C. Sanders; Helen Kennedy 2005-4-13 29453 Los Angeles Santa Clarita area, lower Mint CAnyon at teh community of Mint Canyon, Mint Canyon 7.5' Q, Western San Gabriel/Liebre Mtns. Region 487 Comment
  CHSC20911  Eriogonum fasciculatum Robert A. Schlising 1971-10-28 3008 Los Angeles Lopez Canyon, north of Pacoima; in wash. Comment
  RSA0092466  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-27 15922 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UCR206269  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2008-6-10 8995 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  LA52254  Eriogonum fasciculatum var. fasciculatum Tom O'Donnell; 1953-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  SBBG83723  Eriogonum fasciculatum var. fasciculatum C. C. Shock 1980-6-16 139 Los Angeles Interstate Hwy 5, 0.4 mi NW of Tejon Pass 1219 Comment
  CAS-BOT-BC253271  Eriogonum fasciculatum var. foliolosum Le Roy Abrams; E. A. McGregor 1908-7-5 679 Los Angeles Lone Pine Canyon, desert slopes of teh San Gabriel Mountains Comment
  LA82476  Eriogonum fasciculatum var. foliolosum O. H. Kappler; 1940-6-9 45 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA650865  Eriogonum fasciculatum var. foliolosum Bob Cochrane 1948-5-2 s.n. Los Angeles Found in hills back of Occidental College. Comment
  RSA766100  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1936-7-29 9870 Los Angeles Table Mt (so. end of summit). San Gabriel Mts. 2195 Comment
  UC1032080  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-6-1 163 B Los Angeles Pallett Rock Creek Quadrangle, Pallett 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
  SD153087  Eriogonum giganteum var. formosum Steven A. Junak 1996-9-28 SCI 674 Los Angeles W side of the Island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 323 Comment
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Dec 10 2014
  UCR179666  Eriogonum gracile R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  POM180174  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-11 5243 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA393236  Eriogonum gracile var. gracile F. R. Fosberg 1930-7-3 S 3089 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA486470  Eriogonum gracile var. gracile Richard Noyes 1988-7-30 599 Los Angeles Burbank Canyon, NW of Thompson Creek Dam 525 Comment
  SBBG62132  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SBBG17759  Eriogonum grande var. grande P. H. Raven 1962-7-10 17979 Los Angeles cyn below Lemon Tank 243 Comment
  RSA0102542  Eriogonum hirtiflorum Richard G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SBBG125470  Eriogonum hirtiflorum A. Parikh, N. Gale 2010-6-18 3339 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  RSA756918  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  JEPS97031  Eriogonum mohavense Ralph Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  RSA20380  Eriogonum mohavense Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 s.n. Los Angeles 16 miles from Lancaster on the Muroc Rd. Comment
  RSA795206  Eriogonum nudum var. pauciflorum Jane Tirrell 2012-8-3 LS 0147 Los Angeles South side California State Route 2 at turnout approx. 300 ft. east of mile marker 67.86 2306 Comment
  RSA579570  Eriogonum nudum var. westonii Tim S. Ross, S. D. Boyd 1994-9-20 8242 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  SBBG64151  Eriogonum nudum var. westonii R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UCR190903  Eriogonum parishii R. G. Swinney 1998-7-2 6231 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  RSA716493  Eriogonum roseum Scott D. White, Andrea Warniment 2006-7-6 11606 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  UCR145179  Eriogonum roseum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR238978  Eriogonum roseum Anuja Parikh, Nathan Gale 2010-5-24 3214 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  RSA0013196  Eriogonum saxatile Orlando Mistretta, Christine Mistretta 2011-7-13 5940 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  UCR190124  Eriogonum saxatile R. G. Swinney 1998-8-27 6798 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA424902A  Eriogonum saxatile Anstruther Davidson 1892-6-12 s.n. Los Angeles Mt. Wilson. San Gabriel Mountains Comment
  UCR223529  Eriogonum umbellatum R. G. Swinney 2009-5-28 10915 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0103917  Eriogonum wrightii subsp. subscaposum Richard G. Swinney 2011-10-10 15758 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. 1537 Comment
  POM295640  Eriophyllum confertiflorum Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15112 Los Angeles Catalina Island. White's Landing 15 Comment
  POM357946  Eriophyllum confertiflorum M. B. Dunkle 1939-11-24 7345 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA755632  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles Winston Peak. 2275 Comment
  LA91070  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; March 1970 TAG- 32870 -ECMD Los Angeles 371 Comment
  RSA547471  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Orlando Mistretta 1992-7-24 6766 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA92655  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1919-5-10 409 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
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Aug 21 2014
  UC1871146  Eriophyllum pringlei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4990 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  POM358147  Eriophyllum wallacei Norman C. Cooper 1949-4-19 3604 Los Angeles Mojave Desert, Lancaster. 762 Comment
  SD252346  Erodium botrys Steven A. Junak 1999-5-21 Sca 965 Los Angeles Santa Catalina Island: At ridge just E of KBRT Radio Station, along S side of Airport Road, plant stop, on E side of KBRT Valley, 445 Comment
  RSA0088417  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA549798  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles South side of Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  UCR223468  Erodium cicutarium R. G. Swinney 2009-5-28 10934 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR280524  Erodium cicutarium R. G. Swinney 2014-4-10 16055 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UC192991  Erodium macrophyllum Samuel B. Parish Jun 1887 1906 Los Angeles Elizabeth Lake Comment
  RSA151212  Erodium moschatum Peter H. Raven 1962-4-9 17135 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA0102546  Erysimum capitatum Richard G. Swinney 2011-6-7 15096 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SFV1469  Erysimum capitatum P. G. Kilburn 1958-4-12 712 Los Angeles San Gabriel Mountains Soledad Canyon, 2 miles east of Soledad Campground 670 Comment
  RSA530296  Erysimum capitatum var. capitatum Geo L. Moxley 1917-3-11 529 Los Angeles Pacoima Canyon, near San Fernando Comment
  POM545  Erysimum capitatum var. capitatum F. G. Reed 1902-05 24 Los Angeles Coble Canyon, north of Claremont 457 Comment
  SD241189  Erythranthe floribunda R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: Duarte/Azusa border, San Gaabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. (Azusa 7.5'Q) 182 Comment
  RSA802566  Eschscholzia caespitosa Orlando Mistretta, Christine Mistretta 2011-7-6 5901 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  POM361  Eschscholzia californica C. N. Carter 1909-5-28 s.n. Los Angeles Claremont. Comment
  RSA433664  Eschscholzia californica M. Campbell s.n. Los Angeles L.A. Fields Comment
  RSA445664  Eschscholzia minutiflora Louis C. Wheeler 1932-4-10 598 Los Angeles Portal Ridge near Elizabeth Lake. 1037 Comment
  POM11226  Eschscholzia ramosa George B. Grant, Walter Wheeler 1904-4-21 2254 Los Angeles Santa Catalina Island Comment
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Sep 4 2007
  OBI81428  Eucalyptus cornuta Unknown 2007-3-10 122 Los Angeles Open woodlands on slope with Heteromeles. Palos Verdes Peninsula, Palos Verdes Estates, N of Palos VErdes Dr, West, Malaga Creek, Via Alar at Via Corta. 41 Comment
  RSA0012836  Eucalyptus tereticornis Stephen Hill 1981-2-2 2 Los Angeles 0.7 mi. S. of Silverbit on Valley Center on S. side of street. Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA762463  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA420824  Eucrypta chrysanthemifolia Robert M. Perkins 1936-4-16 207 Los Angeles Road to Malibu Lake. Comment
  RSA599731  Eupatorium adenophorum L. C. Wheeler 1967-12-30 s.n. Los Angeles San Gabriel Mountains: West slope of Silver Mountain along Silver-Fish Truck Trail on east side of Roberts Canyon. 640 Comment
  UCR116945  Euphorbia albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCD142557  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6252 Los Angeles San Gabriel Mountains: Angeles Forest Highway, 1/2 mile southerly from Vincent on edge of San Gabriel Mountains. 1005 Comment
  SEINET3246224  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-1 36876 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
  RSA720156  Euphorbia peplus LeRoy Gross 2007-4-21 2648 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  UCR219565  Euphorbia peplus R. G. Swinney 2009-3-28 10206 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA748995  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-20 36887 Los Angeles near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  IRVC27006  Euphorbia serpyllifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA233602  Euphorbia spathulata R. F. Thorne 1970-3-5 39371 Los Angeles Santa Catalina Island, Blue Cavern Point 46 Comment
  UC57509  Euphorbia spathulata J. H. Barber 1897-6-2 163 Los Angeles Santa Monica Forestry Station Comment
  UCR186562  Euphorbia spathulata A. C. Sanders 2006-4-25 32200 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
  SD215491  Euphorbia virgata Louis C. Wheeler 1968-4-8 Los Angeles Pasadeno, foot of Kinneola Mesa by New York Avenue. 0.2 miles southeast of East End of Eaton Wash Dam 292 Comment
  CAS-BOT-BC312239  Euthamia occidentalis J. Ewan 1930-9-15 5527 Los Angeles Ballona Creek at Playa del Rey Road Comment
  RSA128008  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-10-18 14658 Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains, (34deg.N; 118-119deg.W.) 5 Comment
  RSA600806  Euthamia occidentalis L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 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
  UCR186931  Festuca microstachys var. ciliata A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32023 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CAS-BOT-BC500448  Ficus microcarpa R. E. Riefner, Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Fwy on E side of Garfield St. 129 Comment
  RSA188165  Filago californica R. F. Thorne 1966-4-7 35940 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA313410  Filago californica R. F. Thorne, M. Z. Thorne 1973-2-12 42474 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  SBBG11101  Foeniculum vulgare D. E. Breedlove 1961-9-23 1289 Los Angeles Middle Ranch Crk, 1 mi from ocean 91 Comment
  RSA453797  Foeniculum vulgare F. R. Fosberg 1930-6-23 S- 2971 Los Angeles Del Rey. 1 Comment
  POM18144  Forestiera pubescens P. A. Munz 1923-5-26 6835 Los Angeles head of Vincent Gulch. 2012 Comment
  POM251787  Forestiera pubescens J. C. Roos 1937-8-11 22 Los Angeles W of Lancaster, Mojave Desert Comment
  CAS-BOT-BC52560  Frangula californica subsp. californica C. H. M. 1907-10-14 s.n. Los Angeles Campo Comment
  LA52239  Frangula californica subsp. californica E. Lloyd; 1933-3-25 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA613488  Frangula californica subsp. californica Louis C. Wheeler 1931-8-16 S- 33 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  LA207717  Frangula californica subsp. cuspidata C. B. Wolf; 1936-5-27 7843 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  PASA836  Franseria acanthicarpa Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  CAS-BOT-BC217368  Frasera neglecta A. D. E. Elmer 1902-6-1 3609 Los Angeles Mt. Gleason, Acton Comment
  RSA392138  Frasera neglecta Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA578106  Fraxinus dipetala Tim S. Ross, Steve D. Boyd 1994-5-10 7714 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  SD237526  Fraxinus uhdei A. C. Sanders, Karen Kirtland 2010-5-14 38357 Los Angeles South Coast: Palos Verdes, near Los Angeles city boundary. 128 Comment
  RSA600060  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-20 9815 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  PASA567  Fritillaria biflora Margaret Stason 1932-3-15 Los Angeles Wooded Hillside near Glendora Comment
  CAS-BOT-BC304323  Galinsoga parviflora F. W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Ave, Altadena Comment
  UCR221908  Galium R. G. Swinney 2009-4-28 10534 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA653538  Galium Ian Thompson 1997-4-28 67 Los Angeles Cal Poly Pomona Ecological Reserve, South slope on east of Culvert Canyon. Comment
  POM67531  Galium angustifolium subsp. angustifolium George B. Grant 1904-04 s.n. Los Angeles From Pasadena Comment
  RSA587026  Galium angustifolium subsp. angustifolium Orlando Mistretta 1994-06 1358 Los Angeles San Gabriel Mountains: Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles of confluence of Santiago Creek and Little Rock Creek. 1585 Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  UC625019  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island 10 Comment
  POM367668  Galium angustifolium subsp. angustifolium G. R. Johnstone 1930-6-22 s.n. Los Angeles Ravenna; Soledad Canyon. Comment
  POM367698  Galium angustifolium subsp. angustifolium M. Bisbee 1917-5-24 s.n. Los Angeles n. hill sides, n. Eagle Rock Comment
  RSA229734  Galium angustifolium subsp. angustifolium Robert F. Thorne 1971-6-26 40591 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  UC496154  Galium angustifolium subsp. angustifolium W. R. Dudley and Lamb 1896-6-7 4353 a Los Angeles nw Mojave Desert; Antelope Valley Comment
  RSA191165  Galium angustifolium subsp. gabrielense Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  CATA185  Galium aparine Mark L. Hoefs, A. Douglas Propst 1973-4-6 154 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  JEPS24235  Galium aparine Peter H. Raven 1959-4-4 13949 Los Angeles hillside just e Zuma Beach; Santa Monica Mountains, Point Dume 15 Comment
  UC1584911  Galium aparine Tim Ross 1991-4-8 4465 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona (n slope) 330 Comment
  RSA678826  Galium californicum subsp. flaccidum Valerie L. Soza, Samantha Tessel 2001-6-18 1283 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.4 mile from trailhead out of Chantry Flat area. 716 Comment
  SBBG119354  Galium grande V. Soza with M. Acosta 2001-6-19 1296 b Los Angeles Mt Wilson Trail helispot, W side Little Santa Anita Cyn, ca. 2 mi from the Mt Wilson trailhead, Sierra Madre; T1N R11W S8, NE/4, NE/4) 823 Comment
  RSA0051343  Galium johnstonii Valerie Soza 2004-6-17 1722 b Los Angeles San Gabriel Mountains, ca. 1 mile east of Three Points, south side of Hwy 2. 1847 Comment
  UC1584897  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5607 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1941 Comment
  RSA678819  Galium nuttallii Valerie L. Soza, Samantha Tessel 2001-6-18 1295 Los Angeles Firebreak above Chantry Flat heliport, ca. 0.2 mile west of heliport, off FS Road 2N41.2, west side Santa Anita Canyon. 838 Comment
  SD143724  Galium nuttallii Scott D. White 1997-3-12 4767 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mulholland Hwy 299 Comment
  RSA454421  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-23 S- 4688 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  JEPS27069  Galium parishii Ehrendorfer and Grant 1959-6-14 5902 Los Angeles hills about 2 mi n Big Pines; San Gabriel Mts. 1981 Comment
  RSA0094551  Galium porrigens Richard G. Swinney 2011-6-6 15004 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SD253550  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch) 0.6 milse SSE of junction of Colby Ranch Road and FS Road 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chiloao Flat 7.5'Q) 1073 Comment
  CAS-BOT-BC499145  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, N side of Warm Springs Rd 6N32, W of Lake Hughes Rd. 640 Comment
  RSA779984  Garrya flavescens R. G. Swinney 2009-6-17 11218 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA392391  Garrya flavescens subsp. pallida Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UC1122721  Garrya veatchii W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona Quad. 762 Comment
  SBBG13012  Gastridium phleoides E. R. Blakley 1962-6-9 5209 Los Angeles between Triangulation Pts "Chenity" and "Rest"; above Mosquito Cove 335 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  CDA5175  Gaura drummondii Johnson Aug 1939 2 Los Angeles Puente 0 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  RSA776514  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  RSA795226  Gayophytum heterozygum Jane Tirrell 2012-8-31 LS 0169 Los Angeles North-facing slope above Lily Spring, approx. 500 meters northwest of Mt. Hawkins 2487 Comment
  SBBG127050  Gayophytum racemosum A. Parikh, N. Gale 2011-7-6 35421 Los Angeles rd to Barley Flats, 4 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1675 Comment
  SD253448  Genista monspessulana R. G. Swinney 2011-3-26 14235 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA390990  Geranium carolinianum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  UCR23668  Geranium robertianum Alfred R. Roos 1958-6-3 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
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Apr 11 2012
  RSA470094  Gilia angelensis Christopher Davidson 1973-4-6 1862 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA470117  Gilia angelensis M. B. Dunkle 1929-4-14 2132 Los Angeles Hay Press, Santa Catalina Island. Comment
  SFV22030  Gilia angelensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 977 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. West-facing ridgetop. 457 Comment
  SFV22059  Gilia angelensis V. Soza, L. Gross, B. Hogshead 2001-4-18 1162 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 457 Comment
  LA52326  Gilia capitata subsp. abrotanifolia Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  RSA0098764  Gilia capitata subsp. abrotanifolia R. G. Swinney 2011-4-26 14501 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
  RSA470213  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA469355  Gilia clivorum F. R. Fosberg 1931-4-10 S- 4538 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  JEPS4126  Gilia latiflora subsp. davyi Ralph Hoffmann 1929-4-5 Los Angeles Palmdale Santa Barbara Region, Palmdale Comment
  CAS-BOT-BC226338  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley, Mohave [Mojave] Desert Comment
  LA206528  Gilia latiflora subsp. davyi Harvey Anderson; 1932-3-30 sn Los Angeles Quail Lake Comment
  CAS-BOT-BC226401  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek, Mohave [Mojave] Desert Comment
  RSA515209  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-30 1497 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR66572  Gilia lottiae subsp. lottiae Thos. Craig, P. A. Munz 1933-5-13 12931 Los Angeles Mojave Desert, 10 miles south of Muroc Comment
  UCR193538  Gilia modocensis R. G. Swinney 1999-6-28 7427 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA533892  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5162 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  SBBG98417  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5275 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 304 Comment
  UC718501  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-6 6733 Los Angeles 1/2 mi e Gorman (Liebre Mts.); , e of Gorman 1158 Comment
  CAS-BOT-BC402100  Gilia ochroleuca subsp. bizonata Brandegee 1889-1-1 s.n. Los Angeles South side Ravenna P.O. Comment
  RSA0017216  Gilia ochroleuca subsp. bizonata F. W. Peirson 1921-5-20 4135 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1006 Comment
  LA206805  Gilia ochroleuca subsp. ochroleuca T. Craig; 1927-6-8 433 Los Angeles Bear Canyon trail to summit of Mt. San Antonio 2133 Comment
  UC879940  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC402059  Gilia ochroleuca subsp. vivida Verne Grant; Alva Grant 1951-6-15 16057 Los Angeles San Gabriel Mts., Inspiration Point s.w. of Big Pines 2255 Comment
  RSA0017159  Gilia ochroleuca subsp. vivida H. E. Hasse, Davidson 1906-6-6 1476 Los Angeles Rock Creek. Comment
  RSA0017161  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Mt. Pacifico: summit 2149 Comment
  UCR23181  Gilia splendens Polly Schiffman 1981-5-23 026 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  UCR281978  Gilia stellata R. G. Swinney 2014-4-24 16204 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA225698  Githopsis diffusa subsp. diffusa R. F. Thorne, Arthur C. Gibson 1971-5-22 39768 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 274 Comment
  SBBG108955  Glebionis coronaria S. A. Junak 1997-5-20 SCl 878 Los Angeles Wilson Cove, in Public Works Storage Yard, behind gymnasium building 60 Comment
  CAS-BOT-BC303662  Glebionis coronaria Joseph Andorfer Ewan 1932-6-29 7547 Los Angeles 3 miles W of Hawthorne Comment
  CAS-BOT-BC303871  Gnaphalium Alice Eastwood 1915-8-25 4904 Los Angeles Duarte Comment
  RSA596470  Gnaphalium beneolens Lauren Raz, S. D. Boyd 1996-10-23 008 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SEINET11849334  Gnaphalium beneolens J. F. Bright, Wyman, C. 1931-1 5714 Los Angeles Hollywood Comment
  UCR271655  Gnaphalium californicum R. G. Swinney 2011-3-26 14199 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
  RSA656972  Gnaphalium californicum D. Roche 1998-5-30 43 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  RSA658315  Gnaphalium californicum D. G. Tanner 1989-5-31 sx- 23 Los Angeles Fish Canyon Wash. Comment
  UCR205606  Gnaphalium palustre R. G. Swinney 2008-5-12 8846 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA802057  Gnaphalium stramineum Orlando Mistretta, Kristie Haydu 2011-7-20 5972 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA430119  Guillenia lasiophylla F. R. Fosberg 1931-4-29 4724 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island 150 Comment
  RSA479517  Guillenia lasiophylla Steve Boyd, Thomas Elias 1987-4-14 2062 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  CHSC25945  Gutierrezia californica James Henrickson 1971-10-14 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  SBBG8299  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  UCR26136  Gutierrezia microcephala John C. Roos, Mrs. S. A. Crooks 1946-8-20 2928 Los Angeles San Gabriel Mtns., Big Rock Springs 1341 Comment
  RSA305940  Gutierrezia sarothrae Fay A. MacFadden 1933-06 s.n. Los Angeles Tujunga Wash, Roscoe. Comment
  LA202297  Gypsophila elegans var. elegans Arthur C. Gibson; 2005-5-1 5047 Los Angeles Comment
  CLARK-A1528-1885  Haplopappus ericoides John C. Roos 1946-10-12 3129 Los Angeles West Los Angeles Comment
  RSA190989  Harpagonella palmeri R. F. Thorne, Rollins, Propst, Carolin 1967-3-18 36729 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
  CAS-BOT-BC307293  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass near Los Angeles Comment
  LA105285  Hazardia squarrosa var. grindelioides Barry A. Prigge; 1988-10-8 8365 Los Angeles Santa Susana Mountains, East Canyon, ca 2 mi.SSE of Newhall and from the mouth of the canyon at The Old Road to ca 1/8 mi. up canyon 444 Comment
  SBBG128170  Hazardia squarrosa var. grindelioides B. E. Carter 2012-8-23 6987 Los Angeles Airport Rd, ca. 0.25 mi N of Middle Ranch Rd 405 Comment
  UC166877  Hazardia squarrosa var. grindelioides unknown 1906-9-1 Los Angeles Santa Catalina Island Comment
  SJSU13641  Hazardia squarrosa var. squarrosa C. W. Sharsmith 1946-10-18 5495 Los Angeles near head of Beverly Glen, Santa Monica Mts 304 Comment
  SEINET3371850  Hedypnois cretica G. Rink 2011-6-1 10564 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  UCR220242  Hedypnois cretica R. G. Swinney 2009-4-13 10331 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  POM359730  Hedypnois cretica Robert Gustafson 1981-4-14 2177 Los Angeles Ballona Wetlands, Area 1 Comment
  UCR190865  Helenium bigelovii R. G. Swinney 1998-8-6 6716 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  CAS-BOT-BC223989  Helianthemum scoparium Prof. W. R. Dudley 1907-12-16 s.n. Los Angeles Near the reservoir, Monrovia Comment
  RSA441777  Helianthemum scoparium L. E. Hoffman 1932-5-6 16306 Los Angeles Grizzly flats, San Gabriel Mts. Comment
  CAS-BOT-BC305417  Helianthus annuus Ernest C. Twisselmann 1955-9-15 2375 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  LA37479  Helianthus annuus Harlan Lewis; 1940-8-14 sn Los Angeles Santa Monica Mountains, Westwood Blvd, UCLA campus Comment
  RSA627085  Helianthus annuus Scott D. White 1998-4-28 6349 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  POM156529  Helianthus annuus subsp. lenticularis L. R. Abrams 1902-7-3 2640 Los Angeles Sierra Madre. Comment
  CAS-BOT-BC305811  Heliomeris G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, leading to Malibu Lake, about 7 miles above Hwy 101 (coastal) 457 Comment
  JEPS67990  Heliotropium curassavicum Elizabeth Day Palmer 1908-7-16 Los Angeles Los Angeles Comment
  UCD119428  Heliotropium curassavicum var. oculatum P. B. Kennedy 1927-7-13 s.n. Los Angeles Oceano. Comment
  POM360261  Hemizonia fasciculata F. R. Fosberg 1930-6-30 449 Los Angeles Del Rey. Comment
  RSA757363  Hesperevax acaulis Michael C. Long 2009-3-14 890 Los Angeles Irwindale, Santa Fe Dam County Regional Park, ca 0.25 mi southwest of Nature Center, along West edge of trail, 100 ft south of trail station 8 marker (nature trail). 149 Comment
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Apr 17 2017
  SFV4904  Hesperolinon micranthum M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Along Cold Creek Road just north of Monte Nido. 274 Comment
  SEINET10840483  Heterocodon rariflorum Frank W. Peirson 1921-6-14 Peirson 1210 Los Angeles TRAIL FORK OF SAN GABRIEL RIVER Comment
  SBBG13796  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62496 Los Angeles near jct of main rd and White's Landing Rd Comment
  SD253539  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  UC860423  Heteromeles arbutifolia Ezra C. Knopf 269 Los Angeles Santa Catalina Island Comment
  RSA0074527  Heterotheca fastigiata David Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, Angeles National Forest, 6 miles north of La Crescenta near George's Gap. 914 Comment
  UC55069  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  RSA0074411  Heterotheca grandiflora Timothy S. Ross 1991-5-22 5463 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  POM21366  Heterotheca sessiliflora subsp. echioides Fordyce Grinnell Jr 1917-8-29 s.n. Los Angeles San Gabriel Mtns Comment
  CDA30209  Heterotheca sessiliflora subsp. fastigiata J. Dittes 2003-12-27 860 B Los Angeles Western Transverse Ranges; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon Comment
  CAS-BOT-BC48166  Heuchera elegans Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3769 Los Angeles San Gabriel Mountains - Vicinity of Crystal Lake USGS 7.5' Quad. 1700 Comment
  UC212387  Heuchera elegans G. B. Grant 1900-4-22 21181 Los Angeles Mt. Wilson 1676 Comment
  UCR194570  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CATA2005  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 478 Los Angeles Santa Catalina Island: Upper edge of camp at Emerald Bay, just N of main road 18 Comment
  UCD115133  Hirschfeldia incana P. B. Kennedy 1918-8-1 s.n. Los Angeles Around High School. Comment
  UCSB2254  Hirschfeldia incana Philbrick, Ralph 1953-6-2 Los Angeles In Claremont, San Gabriel Mts. 304 Comment
  CAS-BOT-BC149942  Holodiscus discolor var. discolor W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Low, San Gabriel Mts. Comment
  POM352450  Hordeum brachyantherum F. R. Fosberg 1930-6-26 53058 Los Angeles Lower Ballona Creek 5 Comment
  UCR36480  Hordeum jubatum A. C. Sanders, F. C. Vasek 1984-6-6 5083 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  RSA724994  Hordeum murinum subsp. glaucum K. Dobry 1991-5-2 592 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCD85939  Hordeum murinum subsp. glaucum Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA709832  Hordeum vulgare A. C. Sanders, A. Thompson 2003-4-17 26077 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway. 351 Comment
  UC1109374  Hordeum vulgare Peter H. Raven 1962-4-11 17292 Los Angeles San Clemente Island 30 Comment
  SBBG45067  Hosackia oblongifolia var. oblongifolia V. Duran 1933-7-22 3528 Los Angeles Buckhorn 1981 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  RSA229034  Hulsea vestita subsp. gabrielensis R. F. Thorne, C. W. Tilforth 1971-6-30 40744 Los Angeles N slope of Mt. Hillyer 1645 Comment
  RSA453767  Hydrocotyle umbellata F. R. Fosberg 1930-10-11 s 4178 Los Angeles Templeton, S Puente 80 Comment
  POM2955  Hypericum formosum var. scouleri Mary Parker 1897-6-23 931 Los Angeles Claremont. 366 Comment
  JEPS30508  Hypochaeris glabra Donald Kyhos 1958-3-21 31 Los Angeles East Whittier Comment
  RSA0088107  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SBBG13280  Hypochaeris glabra M. A. Piehl 1962-6-10 62378 Los Angeles Thirst 579 Comment
  SEINET13276731 Image available Hypochaeris glabra R. G. Swinney 2011-1 14474 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  SEINET269176  Hypochaeris glabra Scott D. White, Chet McGaugh 1995-5-16 3080 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. 'Sunshine Cyn'; W of San Fernando Rd. and I-5 Fwy SW of interchange w 457 Comment
  RSA601025  Hypochaeris glabra L. C. Wheeler 1967-5-13 9508 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  CAS-BOT-BC112430  Isolepis cernua H. E. Hasse 1889-7-1 s.n. Los Angeles Moist place near Santa Monica Comment
  UC1594418  Isomeris arborea Tim Ross 1992-4-14 6149 Los Angeles s of Nanny Canyon, San Clemente Island (first major escarpment draw s of Nanny Canyon); San Clemente Island 182 Comment
  CAS-BOT-BC324738  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles On the road from Big Pines to Valyermo, San Gabriel Mts. 1524 Comment
  SEINET12316969  Jacaranda mimosifolia W. F. Wight 1907-1 1676 Los Angeles Los Angeles, West Lake Park Comment
  CAS-BOT-BC340165  Jaumea carnosa LeRoy Abrams 1902-6-24 2566 Los Angeles Mesmer Comment
  CAS-BOT-BC47595  Jepsonia malvifolia James R. Shevock 1975-3-23 4054 Los Angeles near the entrance to Black Jack Campground. Base of Orizaba Mountain. Santa Catalina Island. 457 Comment
  RSA639133  Jepsonia malvifolia R. F. Thorne, Doug Propst 1967-10-27 37415 Los Angeles Santa Catalina Island: Fisherman's Cove, Isthmus. Near Blue Cavern Point north of Marine Laboratory. 30 Comment
  SBBG108994  Jepsonia malvifolia S. A. Junak 1996-10-1 SCl 691 Los Angeles E side of upper Horse Cyn, in southernmost of 2 small side cyns 499 Comment
  RSA0089423  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UCR126712  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  POM280163  Juglans californica var. californica Lyman Benson 1933-4-2 4300 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  UCR143932  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  RSA0107652  Juncus R. G. Swinney 2011-6-23 15301 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  RSA0080729  Juncus balticus R. G. Swinney 2010-9-9 13754 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG57244  Juncus balticus R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  SD69793  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles Santa Catalina Island, margin of small reservoir north of Catalina Airport. 436 Comment
  JEPS45907  Juncus macrophyllus Joseph Andorfer Ewan 1934-8-11 8346 Los Angeles below Newcomb's Rch.; San Gabriel Mts., Chilao region 1645 Comment
  RSA748779  Juncus mexicanus Justin M. Wood 2009-4-7 471 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM1554  Juncus mexicanus I. M. Johnston 1917-4-11 s.n. Los Angeles Wilmington. Comment
  UC557650  Juncus patens Nell Murbarger Mar 1936 232 Los Angeles w side San Clemente Island Comment
  RSA764409  Juncus rugulosus Justin M. Wood 2009-8-18 1258 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR261789  Juncus rugulosus R. G. Swinney 2010-9-13 13832 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
  UCR125901  Juncus textilis A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River, above river gate into ranch 305 Comment
  UCR168559  Juncus textilis Joseph A. Ewan 1930-10-22 3431 Los Angeles Transverse Ranges; Liebre Mtns region, Bouquet Canyon, 5 miles above mouth 488 Comment
  UCR111686  Juncus tiehmii L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns., Mill Canyon 732 Comment
  CAS-BOT-BC80997  Juniperus californica Le Roy Abrams 1901-4-6 1374 Los Angeles Big Tujunga Wash Comment
  LA204794  Juniperus californica C. L. Hogue; 1954-5-1 sn Los Angeles near Vincent [Soledad Pass] Comment
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  RSA0108895  Juniperus californica Richard G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CLARK-A1528-2583  Kochia americana John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  UCR223444  Koeleria macrantha R. G. Swinney 2009-6-3 11046 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0104250  Kopsiopsis strobilacea Ivan M. Johnston 1917-7-4 1449 Los Angeles South slope of Baldy. 2286 Comment
  RSA702978  Lactuca serriola Scott D. White 2004-7-27 10632 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
  UCR203228  Lactuca serriola R. G. Swinney 2005-7-21 8317 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SEINET6050464  Lactuca serriola Unknown 1996-9-24 8952 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SBBG126021  Lagophylla ramosissima A. Parikh, N. Gale 2010-5-12 3160 Los Angeles 3.9 km S of Hwy 138, 0.2 km W of 120th St W 783 Comment
  POM257624  Lamarckia aurea L. C. Wheeler 1934-3-23 2459 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 427 Comment
  POM352643  Lamarckia aurea J. Aug Kusche 1929-5-16 s.n. Los Angeles Beverly Terrace, ridge of Hollywood Hills 335 Comment
  SEINET3129415  Lamarckia aurea J. H. Barber 1897-3-19 86 Los Angeles Santa Monica Forestry Station Comment
  UCD63395  Lamarckia aurea Leo Hitchcock 1943-4-8 2793 Los Angeles Pasadena. Comment
  SEINET4670730  Lamarckia aurea H. M. Hall 1903-1 3734 Los Angeles Near Los Angeles Comment
  CAS-BOT-BC412750  Lastarriaea coriacea Alice Eastwood 1906-5-27 57 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA392796  Lastarriaea coriacea Louis C. Wheeler 1932-5-26 745 Los Angeles San Gabriel Wash. 107 Comment
  SD86348  Lasthenia californica R. Mitchel Beauchamp, M. Douglas 1972-3-24 3212 Los Angeles San Clemente Island 99 Comment
  CAS-BOT-BC352719  Lasthenia coronaria Geo. B. Grant 1901-3-24 15615 Los Angeles Rubio Wash Comment
  UCR170391  Lasthenia gracilis A. C. Sanders 2005-5-5 29939 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR71379  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4384 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UCD133779  Lasthenia gracilis F. H. Elmore 18-19 Feb 1939 400 Los Angeles San Clemente Island. Comment
  UCD133842  Lasthenia microglossa J. M. Tucker 1962-4-18 3264 Los Angeles Liebre Headquarters of Tejon Ranch, Tehachapi Mountains, in northwestern Los Angeles County. Comment
  CHSC30062  Lathyrus Alisa Goldman 1980-4-5 7 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Cyn. Rd., Pacific Palisades. 167 Comment
  HSC14757  Lathyrus vestitus subsp. laevicarpus C. S. Apperson 1966-4-16 Los Angeles Junction of Hwys. 6 and 99. Weldon Canyon area near Newhall. Comment
  SBBG13712  Lathyrus vestitus var. vestitus P. H. Raven 1962-4-10 17247 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  RSA90280  Lathyrus vestitus var. vestitus F. W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 473 Comment
  RSA151008  Lavatera assurgentiflora subsp. assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  POM361655  Layia glandulosa Anstruther Davidson 1895-05 2024 Los Angeles Manzana. Comment
  SBBG98245  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabriel Wash 152 Comment
  UC30673  Layia platyglossa J. H. Barber 1897-3-15 59 Los Angeles Santa Monica Exp't Station Comment
  RSA368960  Lemna gibba B. C. Templeton, I. W. Clokey 1930-2-18 1485 Los Angeles La Brea Pits. 250 Comment
  CAS-BOT-BC221610  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  RSA409628  Lepechinia fragrans Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail. Comment
  UC450828  Lepidium fremontii Fay A. MacFadden 1931-4-22 2649 Los Angeles near Willow Springs; Mohave Desert Comment
  CAS-BOT-BC89419  Lepidium fremontii Ernest C. Twisselmann 1963-5-10 8152 Los Angeles Mojave Desert. Rosamond Region. Avenue A 1.5 mile east of Highway U.S. 6. 731 Comment
  CAS-BOT-BC12473  Lepidium nitidum Alice Eastwood 1906-5-27 46 Los Angeles Country adjacent to Los Angeles. Garvanza. Comment
  RSA180086  Lepidium nitidum P. H. Raven 1962-4-9 17156 a Los Angeles Wilson cove, San Clemente Island Comment
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Dec 24 2010
  UCR126800  Lepidium oblongum var. insulare L. C. Wheeler 1976-3-20 s.n. Los Angeles Coastal Plain, Long Beach Harbor, Windham St. at Embarcadero St. 3 Comment
  CATA1477  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-4-30 2673 Los Angeles Santa Catalina Island: Area just outside of Wrigley Garden entry, Avalon Canyon 121 Comment
  RSA729556  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  CAS-BOT-BC339173  Lepidospartum F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UCSB49607  Lepidospartum latisquamum Roos, John 1951-7-30 Los Angeles Swartout Valley between Wrightwood and Big Pines, San Gabriel Mts. 1981 Comment
  PASA1347  Lepidospartum squamatum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SFV17994  Lepidospartum squamatum J. N. Hogue 1999-8-26 149 .1 Los Angeles Santa Monica Mountains Triunfo Canyon at Lake Enchanto. Peter Strauss Ranch. 230 Comment
  UC147932  Lepidospartum squamatum C. F. Baker 1908-12-15 5236 Los Angeles Claremont Comment
  UCR125921  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2002-6-19 25194 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  RSA73003  Leptosiphon aureus F. W. Peirson 1918-6-16 948 Los Angeles Summit of first grade up Mint Canyon, northwest base of San Gabriel Mts. 762 Comment
  RSA240651  Leptosiphon breviculus C. W. Tilforth, John Dourley 1973-5-24 812 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north desert slope of San Gabriel Mountains. Comment
  RSA597128  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3741 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  LA81940  Leptosiphon parviflorus O. H. Kappler; 1941-5-9 261 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  RSA725754  Leptosiphon parviflorus A. C. Sanders, Mark Elvin, et al. 2003-5-1 26268 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  RSA0077370  Leptosyne bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2069 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  SFV13265  Leptosyne calliopsidea M. J. Thor 1983-4-16 175 Los Angeles Mojave Desert South of Saddle Back Butte State Park, along 170th Street. 790 Comment
  UCR164526  Lessingia glandulifera var. glandulifera T. B. Salvato, Sandra Murcia 2005-11-8 1283 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  CAS-BOT-BC339558  Lessingia glandulifera var. peirsonii Le Roy Abrams; E. A. McGregor 1908-6-19 317 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0035138  Leucojum aestivum Lee Haines 1951-3-11 3 Los Angeles Topanga Canyon. 259 Comment
  POM352205  Leymus triticoides Harry H. Stone 1936-4-18 187 Los Angeles Los Angeles. Along an irregation ditch. Comment
  RSA748079  Leymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA707552  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  SDSU21070  Lilium humboldtii subsp. ocellatum Ian Cain, Natasha Bartely 2010-6-23 1540 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  RSA377161  Lilium parryi F. R. Fosberg 1931-8-10 S 5635 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  PASA743  Linanthus aureus Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  UCR46108  Linanthus breviculus Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  LA52333  Linanthus californicus Barbara Crumly; 1953-4-26 sn Los Angeles 99 Comment
  RSA135125  Linanthus californicus P. H. Raven, Henry J. Thompson 1960-4-12 15036 Los Angeles south-west Seminole Hot Springs. 366 Comment
  LA52351  Linanthus dianthiflorus A. M. Johnson; 1932-2-27 3840 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0016795  Linanthus dianthiflorus subsp. dianthiflorus Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy. Comment
  UC1537476  Linanthus dichotomus Gordon H. True Jr. 1935-3-26 166 Los Angeles 4 mi nw Palmdale (near Belleview School) 731 Comment
  POM364615B  Linanthus dichotomus L. C. Wheeler 1932-4-9 577 b Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  JEPS58473  Linanthus liniflorus Frank W. Peirson 1919-6-6 456 Los Angeles Cow Canyon divide San Gabriel Mountains 1371 Comment
  HSC104237  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA599336  Linanthus parryae Steve Boyd, Lauren Raz 1997-3-26 9364 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC23758  Linanthus parryae J. Burtt Davy May 9-24 1896 2558 Los Angeles Manzana Antelope Valley Comment
  POM364691  Linanthus parryae Ron Yee 1979-5-6 114 Los Angeles Los Angeles Nat. Forest. 610 Comment
  RSA73281  Linanthus pungens F. W. Peirson 1929-7-1 8440 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  RSA0048507  Linaria canadensis E. F. 1951-4-5 s.n. Los Angeles Pierce College, Canoga Park. Comment
  RSA400296  Linaria canadensis var. texana Reid V. Moran 1941-2-28 656 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  SEINET5344334  Linaria canadensis var. texana I. W. Clokey, B. Templeton 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA0068088  Lindernia dubia Michael C. Long 2015-7-16 926 Los Angeles El Monte, Peck Road Water Conservation Park (County Park). Southwestern edge of broad peninsula, along South Lake, separating lakes into two sections. 87 Comment
  RSA199023  Lithophragma affine W. M. Gauntt 1966-4-16 159 -A Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  CAS-BOT-BC426258  Lithophragma affine G. B. Grant 1902-3-12 s.n. Los Angeles Eagle Ranch Comment
  RSA651521  Lithophragma affine Glenda Long 1981-4-26 19 Los Angeles West Fork of San Gabriel Canyon. .5 miles up canyon. Comment
  CAS-BOT-BC435637  Lithophragma heterophyllum Henry J. Thompson 1959-4-19 1943 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 274 Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  UCR24395  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  RSA608915  Lithophragma heterophyllum Louis C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Maher Canyon, Quail Spring. Comment
  UCR178373  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  POM21369  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  RSA702432  Lobelia dunnii var. serrata Scott D. White 2004-7-28 10658 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
  SD211576  Lobelia dunnii var. serrata Scott D. White, Chris Huntley 2008-9-30 12 544 Los Angeles San Gabriel Mountains: San Gabriel River - West fork between Bear Creek and Cogswell Dam. (Azusa) 609 Comment
  RSA720290  Lobularia maritima LeRoy Gross 2007-3-13 2603 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  CAS-BOT-BC174512  Loeflingia squarrosa Geo. B. Grant 1905-4-16 6475 Los Angeles Pasadena, old field post Comment
  RSA680342  Loeflingia squarrosa Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9604 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  SBBG98623  Logfia arizonica T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5326 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SBBG42307  Logfia filaginoides M. B. Dunkle 1939-4-6 7312 Los Angeles Mosquito Ridge Comment
  RSA0115236  Logfia gallica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 619 Los Angeles Santa Catalina Island. In upper portion of Avalon Canyon watershed, along Memorial Road, ca. 0.7 road miles above Wrigley Memorial. 213 Comment
  LA202573  Lomatium dasycarpum Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon 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
  RSA452081  Lomatium dasycarpum M. B. Dunkle 1933-5-20 3541 Los Angeles Inspiration Point. Comment
  UCSB18141  Lomatium dasycarpum Reed, Robert 1964-5-8 Los Angeles Mint Canyon Campground, 7.7 miles northeast of Solemint 670 Comment
  RSA452151  Lomatium dasycarpum subsp. dasycarpum Anstruther Davidson 1909-1 s.n. Los Angeles Topanga Comment
  RSA97157  Lomatium dissectum var. multifidum F. W. Peirson 1929-6-30 8422 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  RSA452133  Lomatium lucidum C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  SFV7984  Lomatium lucidum T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1350 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  RSA0055759  Lomatium mohavense R. G. Swinney 2010-5-19 12808 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  SBBG59772  Lomatium mohavense R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SBBG59761  Lomatium utriculatum M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  OBI26277  Lonicera japonica Mark E. Schneider 1973-11-28 s.n. Los Angeles Woodland Hills; Pierce college Arboretum Comment
  UCR260612  Lonicera subspicata R. G. Swinney 2010-8-9 13463 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA0101281  Lonicera subspicata var. denudata R. G. Swinney 2011-6-22 15258 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA670931  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-19 30916 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  RSA754223  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1766 Los Angeles San Gabriel River Watershed; Sycamore Canyon, bank next to riparian area on a horse trail. 120 Comment
  SEINET4035311  Lotus argophyllus var. argenteus R. Moran 1941-1 594 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA0003344  Lotus argophyllus var. argenteus M. B. Dunkle 1939-4-5 7273 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA695428  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  RSA406156  Lotus hamatus M. B. Dunkle 1932-6-2 2168 Los Angeles Santa Catalina Island. White's landing Comment
  RSA161073A  Lotus hamatus P. H. Raven 1962-5-21 17798 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  UC284814  Lotus heermannii P. A. Munz 1923-5-25 6819 Los Angeles Big Rock Creek San Gabriel Mts. 1280 Comment
  RSA579313  Lotus heermannii var. heermannii T. S. Ross 1994-7-1 8081 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA624990  Lotus heermannii var. heermannii L. C. Wheeler 1963-5-5 8255 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  RSA682305  Lotus heermannii var. heermannii LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1059 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 482 Comment
  RSA771854  Lotus oblongifolius R. G. Swinney 2009-5-28 10921 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SFV22032  Lotus purshianus var. purshianus V. Soza, I. E. Anderson, L. Gross 2000-6-6 975 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. Open ridgetop, firebreak. 488 Comment
  UC1129241  Lotus purshianus var. purshianus Jerome S. Horton 1935-7-18 210 Los Angeles above Dalton Canyon C.C.C. Camp; Pomona Quad. 426 Comment
  UCR209937  Lotus salsuginosus R. G. Swinney 2008-7-12 9172 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  UCR88528  Lotus salsuginosus Scott D. White, Chet McGaugh 1995-5-16 3078 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR131372  Lotus salsuginosus var. salsuginosus Jeremiah George 2001-5-29 5 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UC153547  Lotus scoparius LeRoy Abrams 1902-6-11 2518 Los Angeles Playa del Rey Comment
  RSA406844  Lotus scoparius var. scoparius Fay A. MacFadden 1931-4-1 95 E Los Angeles Dry sandy slopes, Tuna Canyon, Verdugo Hills Comment
  RSA621856  Lotus strigosus R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA713819  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26233 Los Angeles Western San Gabriel Mtns: Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property. 351 Comment
  SEINET9331416  Lotus strigosus Unknown 1998-4-14 5976 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  UCR276781  Lotus strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA753966  Lotus strigosus Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54954 B Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  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
  RSA498734  Lotus strigosus var. strigosus E. S. Spalding 1925-4-24 s.n. Los Angeles Turnbull Canyon. Comment
  POM305422  Lotus unifoliolatus H. J. Ramsey 1937-9-2 749 Los Angeles Angeles Crest Highway Comment
  RSA675941  Lupinus bicolor LeRoy Gross 2003-3-9 800 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. 354 Comment
  PASA810  Lupinus bicolor Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  RSA640249  Lupinus bicolor R. F. Thorne, C. W. Tilforth 1971-4-9 41544 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA91252  Lupinus breweri var. grandiflorus F. W. Peirson 1921-6-16 2441 Los Angeles Summit of Mt. Waterman, San Gabriel Mountains 2317 Comment
  RSA407128  Lupinus chamissonis I. M. Johnston 1917-6-10 1338 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA594538  Lupinus concinnus L. C. Wheeler 1967-5-9 9375 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA679928  Lupinus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 935 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  SEINET10485091  Lupinus concinnus subsp. orcuttii David B. Dunn 1946-4-20 Dunn 2142 Los Angeles Station 8, west margin of Mohave Desert. Comment
  RSA599807  Lupinus concinnus var. optatus Steve Boyd, Lauren Raz 1997-3-25 9299 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  JEPS65121  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge; San Gabriel Mts., Waterman Ridge 2286 Comment
  RSA654355  Lupinus elatus Valerie L. Soza, LeRoy Gross 2000-5-23 958 a Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
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May 3 2010
  UC127557  Lupinus excubitus J. Burtt Davy May 9 1896-May 24 1896 2494 Los Angeles Manzana , Manzana (Antelope Valley) Comment
  UCR193666  Lupinus excubitus R. G. Swinney 1999-6-5 7270 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  RSA413592  Lupinus excubitus var. hallii Ora M. Clark 1929-2-3 1505 Los Angeles Topanga Canyon. Comment
  RSA598255  Lupinus excubitus var. hallii R. G. Swinney 1989-11-24 1494 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  UC73246  Lupinus formosus E. D. Palmer May 1903 Los Angeles Claremont Comment
  RSA628800  Lupinus formosus var. formosus Scott D. White 1998-6-29 6835 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
  SDSU4978  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles East of Bluff. San Clemente Island. Comment
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May 16 2008
  RSA0055066  Lupinus hirsutissimus Jim Shevock 1970-3-8 29 Los Angeles SanGabriel Mountains. 381 Comment
  RSA710457  Lupinus latifolius subsp. parishii L. T. Street 1919-5-15 2793 Los Angeles Puddingstone Canyon. Comment
  SEINET10485601  Lupinus longifolius David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485611  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
  UCD107967  Lupinus luteus Daryl Koutnik; Vickie Dawes 1978-5-12 490 Los Angeles Decker Road, south of Carlisle Road. 487 Comment
  RSA497244  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles Placerita Canyon 518 Comment
  UC1076237  Lupinus microcarpus var. densiflorus H. L. Mason 1926-4-27 3041 Los Angeles Rock Creek Comment
  OBI48356  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  RSA586642  Lupinus microcarpus var. microcarpus Orlando Mistretta 1995-6-1 1766 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  RSA239514  Lupinus nanus subsp. latifolius C. Dziekanowski 1966-4-6 s.n. Los Angeles Botany Greenhouse. Comment
  RSA748837  Lupinus sparsiflorus Justin M. Wood 2009-4-10 476 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  UCD109481  Lupinus sparsiflorus Daryl Koutnik; Vickie Dawes 1978-5-12 483 Los Angeles Arroyo Sequit along Mulholland Highway. 609 Comment
  POM9022  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1920-3-17 3364 Los Angeles Lone Hill, glendora. 335 Comment
  RSA155798  Lupinus succulentus Peter H. Raven 1960-4-11 17280 Los Angeles Santa Clemente Island. 9 Comment
  CAS-BOT-BC176967  Lupinus truncatus A. C. Sanders 2003-3-14 25778 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA0055761  Lupinus truncatus R. G. Swinney 2010-4-1 12145 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UC729775  Lycium californicum Carl B. Wolf 1932-5-12 Los Angeles 1.5 mi from Little Harbor (on road to Isthmus); Santa Catalina Island 91 Comment
  LA209691  Lycium cooperi A. M. Johnson; 1932-4-17 3989 Los Angeles 10 mi W of Palmdale Comment
  UC1870212  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA5767  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams, Wiggins 1931-7-6 382 Los Angeles San Clemente Island: vicinity of Mosquito Harbor. Comment
  RSA249727  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Propst 1973-2-14 42479 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Bannin House 183 Comment
  RSA582449  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8180 Los Angeles Santa Catalina Island. 1055m NNE of Blackjack Mountain, 650m SSW of Echo Lake, on northeasterly slope draining to White Cove. 366 Comment
  RSA589863  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  RSA435270  Lythrum californicum F. R. Fosberg 1930-6-26 3046 Los Angeles Lower Ballona Creek. 8 Comment
  RSA0022986  Machaeranthera canescens Duncan S. Bell, Caitlin Elam 2013-8-1 5575 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  RSA601339  Madia elegans subsp. wheeleri Steve Boyd, Lauren Raz 1997-6-17 9955 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA603202  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 B Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  CAS-BOT-BC344382  Madia exigua Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  RSA733753  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA0105217  Madia minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  RSA631369  Maianthemum stellatum Louis C. Wheeler 1967-9-3 10642 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  SBBG109047  Malacothamnus clementinus S. A. Junak 1996-5-29 SCl 541 Los Angeles China Cyn, ca. 1.55 mi inland from bridge across mouth of cyn 106 Comment
Read comments
Jun 19 2014
  POM153291  Malacothamnus davidsonii P. A. Munz, Johnson 1928-9-4 11138 Los Angeles Pacoima Wash, near San Fernando. Comment
  SBBG31156  Malacothamnus fasciculatus var. catalinensis R. F. Thorne 1966-6-2 36518 Los Angeles E of Black Jack Mtn, leading to White's Landing 228 Comment
  RSA599827  Malacothamnus fremontii Steve Boyd, Lauren Raz 1997-5-6 9751 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA0047913  Malacothrix californica R. G. Swinney 2010-5-12 12747 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  CAS-BOT-BC345326  Malacothrix californica Ernest C. Twisselmann 1962-4-18 6955 Los Angeles Tehachapi Mountains. Oso Canyon, about 0.5 mile above Oso Corral 975 Comment
  LA201032  Malacothrix clevelandii Carl Epling; L. Ellison 1929-5-18 sn Los Angeles 228 Comment
  UCR269138  Malacothrix clevelandii Orlando Mistretta, Christine Mistretta 2011-7-1 5881 Los Angeles San Gabriel Mountains, North Fork Mill Creek, along forest Road 3N27 1524 Comment
  POM175363  Malacothrix clevelandii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA563519  Malacothrix clevelandii Timothy S. Ross, Walter Appleby 1993-5-14 7142 Los Angeles 160m S of May Canyon Saddle and 325m NW of May Peak 1121 Comment
  RSA598652  Malus sylvestris Louis C. Wheeler 1966-11-30 9164 Los Angeles San Gabriel Mountains. North side Mt. Sally, headwaters of Upper Big Tujunga Canyon by Angeles Crest Highway, ca. 1 mi. east Shortcut Picnic Grounds. 1524 Comment
  CDA20765  Malva nicaeensis M. O'Brien 2006-5-28 s.n. Los Angeles El Pescador State Beach, Malibu. Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  UCR239967  Manihot R. G. Swinney 2009-11-16 11620 Los Angeles San Gabriel Mountains/San Gabriel Valley, San Gabriel Canyon, Duarte/Azusa, under 2nd span from west of Puente Largo Railway Bridge at 0.5 miles north of Foothill Blvd., E side of El Encanto Parkway 184 Comment
  UCR192526  Marah fabacea A. C. Sanders 2008-4-10 34786 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
  RSA341425  Marah macrocarpa F. C. Boutin 1967-4-23 1665 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  UC1409083  Marah macrocarpa Robert F. Thorne and Doug Propst 1973-2-12 42481 Los Angeles hill e Isthmus (above Banning House); San Catalina Island, Ironwood Gully 182 Comment
  POM122761  Marah macrocarpa Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  RSA440965  Marah macrocarpa F. R. Fosberg 1931-12-10 7154 Los Angeles Pebble [Pebbly] Beach Canyon, left fork. Catalina Island. Comment
  RSA409833  Marrubium vulgare F. R. Fosberg 1931-4-2 S- 4459 Los Angeles Santa Catalina Island. Descanso Canyon. 30 Comment
  UC1714362  Marrubium vulgare Carl Clawson Epling 1925-1-10 6422 Los Angeles San Dimas Canyon Comment
  LA81992  Marrubium vulgare O. H. Kappler; 1941-3-26 150 Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  RSA409827  Marrubium vulgare T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  SD107904  Marrubium vulgare Larry DeBuhr, Gary Wallace 1972-9-3 704 Los Angeles San Clemente Island; at the base of the canyon at the south end of the cove south of Eel Point. 91 Comment
  CAS-BOT-BC422740  Meconella denticulata John Thomas Howell 1928-4-18 3726 Los Angeles N. side of Griffith Park Comment
  CAS-BOT-BC422747  Meconella denticulata John H. Thomas 1957-5-25 6776 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 609 Comment
  POM175349  Meconella denticulata E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  LA52453  Medicago lupulina Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SD113589  Medicago sativa Darley F. Howe 1915-6-3 72 Los Angeles Claremont Comment
  POM357033  Melica imperfecta F. R. Fosberg 1931-3-26 4389 Los Angeles Santa Catalina Island. West of Hamilton's Beach. 50 Comment
  UCD87783  Melica imperfecta A. A. Beetle 1946-2-7 4207 Los Angeles Near westwood, Santa Lucia Mts. Comment
  RSA777531  Melica stricta R. G. Swinney 2009-5-20 10829 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA592433  Melilotus albus L. C. Wheeler 1967-5-13 9496 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA91366  Melilotus albus F. W. Peirson 1919-3-30 354 Los Angeles Tujunga Canyon. West end of San Gabriel Mts. 427 Comment
  SFV16782  Melilotus albus J. D. Dilley 1997-2-3 s. n. Los Angeles San Fernando Valley Chatsworth. Porter Ranch Park on Browns Canyon Road north of Highway 118. Near stream crossing. Comment
  POM348180  Melilotus indicus F. R. Fosberg 1931-4-10 4604 Los Angeles Eagle nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA595113  Mentzelia affinis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8581 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  RSA314595  Mentzelia albicaulis Robert F. Thorne, C. W. Tilforth 1973-4-20 43019 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  UCR193157  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA573715  Mentzelia laevicaulis Tim S. Ross 1990-8-17 3127 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  UCR259549  Mentzelia laevicaulis R. G. Swinney 2010-9-1 13673 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA265793  Mentzelia laevicaulis J. C. Roos 1942-9-24 1740 Los Angeles Gravel wash, Monrovia. Comment
  RSA446763  Mentzelia micrantha Anstruther Davidson 1892-6-20 s.n. Los Angeles Laurel Canyon Comment
  SD69646  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island; near base of rocky east-facing bluff opposite Pebbly Beach terminal. 7 Comment
  RSA446793  Mentzelia montana Anstruther Davidson 1906-6-1 1627 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA0047740  Mentzelia veatchiana A. C. Sanders, Plant Taxonomy Class 2014-4-12 41010 Los Angeles NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  RSA0119037  Mentzelia veatchiana A. C. Sanders 2007-4-25 33579 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  SEINET6654143  Mentzelia veatchiana R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns, West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co Park. 0.6 mi southwest of Big Rock Creed Rd.; 0 Comment
  UCR184052  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33385 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  RSA250694  Mentzelia veatchiana Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39527 Los Angeles Along road to Valyermo ca. 1 mi. E of Pallett Ranch N of Pinyon Ridge; at foot of grade in Shoemaker Canyon in pinyon-juniper woodland. 1402 Comment
  RSA402613  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S- 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  SD90598  Mesembryanthemum nodiflorum Robert F. Thorne 1970-3-6 39397 Los Angeles Santa Catalina Island, Indian rock in Emerald Bay 14 Comment
  SD2089  Micranthes californica Ruth B. Randall August 1928 280 Los Angeles Big Tujunga Canyon Comment
  UCR155392  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR191687  Microseris heterocarpa A. C. Sanders 2008-4-18 34960 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  POM30409  Microseris lindleyi George B. Grant 1905-4-20 s.n. Los Angeles Pasadena. Comment
  RSA0110202  Microseris lindleyi Richard G. Swinney 2011-5-16 14730 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA599287  Microseris lindleyi Steve Boyd, Lauren Raz 1997-3-31 9423 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR195298  Microseris lindleyi Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1180 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 Comment
  RSA469892  Microsteris gracilis Fay A. MacFadden 1931-03 2599 Los Angeles Mint Canyon, Palmdale side. Comment
  SBBG66672  Mimetanthe pilosa R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  LA51932  Mimulus aurantiacus Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA105326  Mimulus aurantiacus var. pubescens Barry A. Prigge; 1989-4-23 8440 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  LA209107  Mimulus aurantiacus var. pubescens Murray; Williams , Streel [?] 1919-4-5 Los Angeles Puddingstone canyon, San Dimas Comment
  UC943827  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 B Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  RSA177795  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34462 Los Angeles Santa Catalina Island. NW slope of Black Jack Mt. 488 Comment
  UC455548  Mimulus aurantiacus var. puniceus I. J. Condit 1910-6-28 Los Angeles Avalon Santa Catalina Island Comment
  RSA735098  Mimulus bigelovii Rosemarie Zimmermann 1964-5-1 371 Los Angeles Valyermo. 1372 Comment
  LA35210  Mimulus brevipes Mary V. Hood; 1941-4-27 41- 77 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  LA51869  Mimulus brevipes Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  UCR127190  Mimulus brevipes A. C. Sanders 2003-5-1 26245 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 396 Comment
  UCR276883  Mimulus brevipes R. G. Swinney 2011-6-7 15086 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
  UCR47878  Mimulus brevipes Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, Rd. N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest 960 Comment
  POM5178A  Mimulus floribundus C. F. Baker 1903-8-2 3448 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA776786  Mimulus fremontii Orlando Mistretta, Christine Mistretta 2010-6-2 5236 -a Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  RSA447978  Mimulus moschatus Bonnie C. Templeton 1932-6-1 4677 Los Angeles Cienega, Big Pines Park, San Gabriel Mountains. 1982 Comment
  RSA550426  Mimulus pilosus Tim S. Ross 1992-7-10 6651 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA582789  Mimulus pilosus Tim S. Ross, S. D. Boyd 1993-5-23 7233 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  UCR162289  Mimulus pilosus Anuja Parikh, Nathan Gale 2004-6-2 2032 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
  RSA434675  Mimulus pilosus Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  CATA3074  Minuartia douglasii Amy Catalano 2016-4-26 085 Los Angeles Santa Catalina Island: Inside exclosure 3A on northeast edge, southeast facing slope, just above ironwood grove 376 Comment
  UC147930  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles mts. near Claremont Comment
  UCR271252  Minuartia douglasii R. G. Swinney 2011-6-1 14967 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  CAS-BOT-BC174761  Minuartia nuttallii var. gracilis Robert F. Thorne; C. W. Tilforth; John Dourley 1971-7-27 41068 Los Angeles San Gabriel Mts., Angeles National Forest: West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3017 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  PASA600  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SEINET177248  Mirabilis californica M. E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  CAS-BOT-BC434632  Mirabilis laevis var. crassifolia John H. Thomas 1957-4-27 6676 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  CAS-BOT-BC434635  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-6-23 4117 Los Angeles Pasadena Comment
  RSA3537  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-5-9 s.n. Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  CLARK-A1528-1380  Mollugo verticillata John C. Roos 1939-6-21 920 Los Angeles Pasadena Comment
  CAS-BOT-BC219890  Monardella breweri subsp. breweri Ernest Braunton 1903-6-1 897 Los Angeles Glendale to Burbank Comment
  UCR192893  Monardella cinerea R. G. Swinney 1999-8-9 7608 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  UCR116289  Monardella exilis B. G. Pitzer 1998-5-12 3699 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
  UCSB41716  Monardella exilis Collins, Elizabeth 1977-5-21 Los Angeles Lovejoy Butte, .3 miles north of Palmdale Blvd. at 158th St. east Comment
  RSA748803  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  VVC99  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Foothills near Palmdale. 945 Comment
  UC55740  Mucronea californica Ernest Braunton 1902-6-4 417 Los Angeles L. A. River Comment
  RSA661090  Muhlenbergia appressa Orlando Mistretta 1992-4-5 202 Los Angeles Guds, San Clemente Island. Comment
  SEINET3129570  Muhlenbergia microsperma L. R. Abrams 1903-3-11 3111 Los Angeles Sepulveda canyon, Santa Monica Mts Comment
  RSA729767  Muhlenbergia rigens R. G. Swinney 1998-8-6 6719 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  UCR264440  Muilla coronata John F. Green 2008-3-26 308- 12 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  RSA0103472  Muilla maritima R. G. Swinney 2011-5-10 14652 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA377606  Muilla maritima Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  SD254516  Muilla maritima R. G. Swinney 2011-7-8 15485 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA377619  Muilla maritima Albert J. Perkins 1916-5-3 s.n. Los Angeles Lower end of Mt. Wilson Trail Comment
  SD249153  Munzothamnus blairii Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2204 B Los Angeles San Clemente Island, south side of Eagle Canyon. 456 Comment
  SD70374  Munzothamnus blairii Theodore Niehaus, Wayne Roderick 1965-4-2 390 Los Angeles San Clemente Island; Lemon Tank Canyon. 245 Comment
  SBBG97040  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-8 4365 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SDSU3613  Myriopteris newberryi R. M. Beauchamp 1967-1-29 154 Los Angeles Growing in crevices in canyon west and below Marine Outpost above Pyramid Cove on San Clemente Island. Comment
Read comments
Oct 13 2011
  RSA590615  Nama californica Tim S. Ross 1990-6-4 2805 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  RSA589506  Nama stenocarpa E. Kellogg 1992-6-28 s.n. Los Angeles San Clemente Island. SE of the airport, 29 and 1500 ft. NNE of the 408-foot knoll. 122 Comment
  RSA702538  Nassella cernua Scott D. White 2004-5-5 10285 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA756119  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-4-30 2575 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  SBBG98642  Nassella pulchra T. Ross 1991-5-20 5360 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  UC1587691  Nassella pulchra Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5077 Los Angeles rocky draw sw of and above pier operations; San Clemente Island, Lower Wilson Cove Canyon 15 Comment
  LA99238  Navarretia hamata Peter H. Raven; Henry J. Thompson 1960-5-29 15454 Los Angeles 822 Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  RSA11347  Navarretia hamata subsp. hamata F. L. Robinson 1921-5-9 60 Los Angeles Claremont. 365 Comment
  RSA469829  Navarretia hamata subsp. leptantha House 1930-8-5 14090 Los Angeles San Clemente Island. Comment
  LA211178  Navarretia mitracarpa Arthur C. Gibson; 2008-6-1 5347 Los Angeles SANTA MONICA MOUNTAINS, Lower trail at UC NRS Stunt Ranch, Calabasas. Comment
  SBBG129308  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2012-5-12 3592 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1200 Comment
  RSA778748  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-3 5246 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  SBBG126916  Nemacladus pinnatifidus A. Parikh, N. Gale 2010-6-15 3301 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1310 Comment
  RSA748596  Nemacladus sigmoideus Justin M. Wood 2009-6-1 789 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR189252  Nemacladus sigmoideus R. G. Swinney 1998-5-16 6076 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  JEPS1805  Nemophila menziesii var. integrifolia Frank W. Peirson 1918-5-19 166 Los Angeles Millards Canyon , Millards Canyon (San Gabriel Mountains) 609 Comment
  SBBG125468  Nemophila menziesii var. integrifolia A. Parikh, N. Gale 2010-6-18 3336 Los Angeles upper Big Tujunga Cyn, 01.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA289642  Nemophila menziesii var. menziesii Lyman Benson 1932-3-25 3147 Los Angeles San Gabriel Mountains. 1128 Comment
  RSA0114946  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA0057916  Nerium oleander Richard G. Swinney 2010-4-15 12223 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  RSA426652  Nicotiana attenuata F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5505 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  CAS-BOT-BC231566  Nicotiana glauca Raymond Lindholm 1961-2-3 s.n. Los Angeles Puddingstone Canyon, south of Pomona Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  OBI26231  Nicotiana glauca Mark Schneider 1973-11-18 s.n. Los Angeles 7 Hills Ranch, Tujunga Comment
  UCR259952  Nicotiana glauca R. G. Swinney 2010-4-28 12430 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
  LA51855  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SEINET10950899  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3941 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET4560673  Nitrophila occidentalis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-1 8009 Los Angeles Mojave Desert: Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E. 702 Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  RSA610519  Notholaena californica subsp. californica L. C. Wheeler 1933-2-18 1462 Los Angeles Rogers Canyon, San Gabriel Mts. 365 Comment
  CDA18789  Nothoscordum gracile Mavis Sim 2000-1-18 PDR 1198710 Los Angeles 1137 Sixth St., Santa Monica. 0 Comment
  OBI39741  Oenothera deltoides David J. Keil 1977-5-8 12314 Los Angeles Just outside of Saddleback Butte State Park Comment
  POM355611  Oenothera deltoides subsp. deltoides G. R. Johnstone 1932-4-24 s.n. Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  UCR273248  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  POM3100  Oenothera elata subsp. hirsutissima D. L. Crawford 1915-7-18 s.n. Los Angeles Live Oak Canyon, Claremont Comment
  RSA547814  Oenothera elata subsp. hirsutissima Tim S. Ross, Peter Fritsch 1990-6-20 3633 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  RSA642692  Oenothera elata subsp. hookeri Orlando Mistretta 1992-7-14 711 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR102375  Oenothera rosea L. C. Wheeler 1951-5-14 6801 Los Angeles Base of San Gabriel Mtns., Pasadena, Devils Gate Dam, Arroyo Seco Comment
  POM9775  Oenothera speciosa Lenington 1921-05 s.n. Los Angeles Pomona. Comment
  CAS-BOT-BC56819  Opuntia basilaris var. basilaris W. R. Dudley; F. H. Lamb 1896-6-7 4344 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  POM285262  Opuntia vaseyi Lyman Benson 1953-6-3 15131 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA596381  Orobanche bulbosa Tim S. Ross, S. D. Boyd 1995-6-28 8638 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA0059273  Orobanche bulbosa Tim S. Ross, Walter Appleby 1993-5-13 7122 Los Angeles Western San Gabriel MTNS: Steep northerly slope ca.850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 853 Comment
  RSA0081020  Orobanche fasciculata Fred Burlew 1921-07 3448 Los Angeles [Could also be San Bernardino County.] Mt. San Antonio. Comment
  SBBG129182  Orobanche parishii A. Parikh, N. Gale 2012-5-23 2159 Los Angeles Newhall Ranch, 1.6 km S of the Santa Clara River, 1.9 km W of Interstate 5, N side of Santa Susana Mtns 365 Comment
  UCR256157  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles San Gabriel Mountains, 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. 512 Comment
  SBBG67542  Oxalis californica M. N. Ackley -Apr-1929 652 Los Angeles Mulholland Drive 457 Comment
  SEINET5619510 Image available Oxalis corniculata Old Rch 2003-3-20 sn Los Angeles Santa Monica/Los Angeles vicinity Comment
  RSA0036159  Oxalis corniculata Robin Bowman 1967-4-16 s.n. Los Angeles Verdugo Hills behind college. 243 Comment
  RSA641431  Oxypolis occidentalis L. C. Wheeler 1967-8-24 10501 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
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May 31 2021
  POM78950  Oxytheca caryophylloides I. M. Johnston 1925-7-8 5293 Los Angeles Baldy Lookout. San Antonio Mts. 1768 Comment
  RSA524625  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1990-5-17 2594 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA94544  Packera ionophylla F. W. Peirson 1907-7-9 1591 Los Angeles Pine Flats at the headwaters of the Tujunga 1677 Comment
  UCR204854  Panicum capillare R. G. Swinney 2005-8-9 8413 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CATA2958  Panicum miliaceum subsp. miliaceum Sarah Ratay, Kyle Gunderman 2009-1-1 103 Los Angeles Santa Catalina Island: Growing in gutter across the street from Bunkhouse parking lot in Middle Ranch 0 Comment
  UCR200159  Papaver californicum Valerie Soza, Laura A. Moore 2000-5-10 857 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 from fire gate to powerlines to peak ''1936' 579 Comment
  UC625124  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Pebble Beach Santa Catalina Island (Santa Catalina Island); , Pebble Beach 2 Comment
  UC729783  Parapholis incurva Carl B. Wolf 1932-5-12 3577 Los Angeles borders of Catalina Harbor Santa Catalina Island; , borders of Catalina Harbor 3 Comment
  RSA574348  Parietaria hespera var. hespera R. G. Swinney 1994-5-7 2820 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  CATA1946  Pectocarya linearis subsp. ferocula Reid Moran 1941-3-11 698 Los Angeles Santa Catalina Island: Ridge N of Middle Ranch 274 Comment
  CATA3297  Pectocarya linearis subsp. ferocula Amy Catalano, Jen Dreizehn 2017-3-16 014 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  SBBG132082  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge Comment
  SFV21004  Pectocarya linearis subsp. ferocula L. Gross 2003-3-9 794 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UC1922750  Pectocarya linearis subsp. ferocula Valerie L. Soza, Laura Moore 2000-5-10 842 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. Near 34deg 14' 37.7'' N 118deg 18' 10.1'' W T2N R14W SE/4, NW/4 sec. 24. Elev. 1900 Feet Comment
  RSA0053875  Pectocarya penicillata R. G. Swinney 2010-5-11 12624 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  UCR191712  Pectocarya penicillata A. C. Sanders 2008-4-11 34874 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCSB27907  Pectocarya penicillata Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA226022  Pectocarya setosa R. F. Thorne, C. W. Tilforth 1971-6-29 40665 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UCR77561  Pectocarya setosa T. S. Ross 1992-4-4 6070 Los Angeles Southwest Mojave Desert, Three Sisters, 1 mi. SE of Black Butte. Middle butte of the three 1008 Comment
  UC496534  Pedicularis semibarbata T. Craig 1927-6-8 434 Los Angeles Bear Canyon Trail to summit of Mount San Antonio; San Gabriel Mountains 1828 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
  CAS-BOT-BC67707  Pellaea andromedifolia Ira L. Wiggins; L. R. Abrams 1931-7-6 350 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  SBBG12495  Pellaea andromedifolia P. H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  SBBG80284  Pellaea andromedifolia F. C. Boutin 1967-4-23 1682 Los Angeles Lemon Tank 304 Comment
  RSA248848  Pellaea andromedifolia R. F. Thorne 1973-4-11 42867 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  UC557636  Pellaea andromedifolia Nell Murbarger March, 1936 20 Los Angeles Mesa summit; San Clemente Isl Comment
  RSA686888  Pellaea mucronata subsp. californica L. L. Kiefer 1963-3-10 449 Los Angeles San Gabiel Mountains; Mount Baldy. Comment
  RSA747141  Pellaea mucronata subsp. mucronata R. G. Swinney 2008-6-9 8972 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 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
  CATA1325  Pennisetum clandestinum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2422 Los Angeles Santa Catalina Island: Cemetery entrance, by roadside, Avalon 48 Comment
  CHSC60214  Pennisetum setaceum L. Mayer; I. Mayer 1974-4-6 145 Los Angeles Topanga Canyon Road, ca. 3 1/2 mi ne of Hwy 1. Comment
  RSA250517  Penstemon caesius Robert F. Thorne, John Dourley 1967-10-10 37369 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  RSA412450  Penstemon centranthifolius Fay A. MacFadden 1931-3-24 s.n. Los Angeles Tuna Canyon, Verdugo Hills 335 Comment
  SBBG118768  Penstemon centranthifolius L. Gross with P. Morton 2004-6-9 1334 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  UCR281666  Penstemon centranthifolius R. G. Swinney 2014-4-23 16186 Los Angeles San Gabriel Mountains/Mojave Desert, Bob's Gap Rd. east of Valyermo at Bobs Gap, near Lime Kiln in wash bottom, c. 30 meters east of 165th Street 1232 Comment
  OBI44914  Penstemon eatonii David J. Keil, V. L. Holland, Michael Stiles & Francis Villablanca 1987-5-1 20064 Los Angeles San Gabriel Mts. Along Big Pine Hwy W of Jackson Lake Comment
  UCR146695  Penstemon grinnellii Scott D. White 2004-8-20 10738 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
  POM50336  Penstemon grinnellii subsp. grinnellii A. D. E. Elmer 1902-06 3615 Los Angeles Acton, Mt. Gleason. Comment
  LA82046  Penstemon heterophyllus var. australis O. H. Kappler; 1940-5-19 24 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  NY601641  Penstemon heterophyllus var. australis I. W. Clokey 05 1929 4522 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  RSA408094  Penstemon heterophyllus var. australis Albert J. Perkins 1914-5-10 s.n. Los Angeles Mt. Lowe. Comment
  RSA230686  Penstemon speciosus Robert F. Thorne 1969-7-9 38471 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UC1551977  Penstemon spectabilis Lyman Benson 1945-5-11 11713 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs, San Gabriel Mountains, n slope); San Gabriel Mountains, Cold Springs 1371 Comment
  RSA0094713  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 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
  RSA0059333  Pentagramma triangularis M. B. Dunkle 1928-4-21 1869 Los Angeles Santa Catalina Island: Renton Mine Road 274 Comment
  LA200086  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-27 1812 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UCSB25484  Pentagramma triangularis subsp. triangularis Bishop, Richard 1967-5-13 Los Angeles In roadside canyon, 2 mi. east of Live Oak Campground on Bear Canon Road, San Gabriel Mountains 762 Comment
  CATA572  Peritoma arborea Mark L. Hoefs 1991-4-16 1005 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  UCD116259  Peritoma arborea Kenneth A. Wilson 1961-3-11 982 Los Angeles Bouquet Canyon. 1 mile S of Texas Canyon. Comment
  SD31211  Peritoma arborea var. angustata Edith A. Purer 1931-4-28 1757 Los Angeles Palos Verdes Hills. Comment
  SD21265  Peritoma arborea var. arborea Norman E. Bilderback 1938-4-23 Los Angeles Santa Catalina Island; Catalina Harbor. Comment
  SD237397  Peritoma arborea var. globosa David Silverman, Cindy Hopkins 2007-4-27 6778 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600 m SE of National Cement and 1200 m NE of Oso 3804 benchmark. Comment
  CAS-BOT-BC167752  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  SEINET1004976  Petalonyx thurberi David Charlton, Virginia Howard 1989-1 3356 Los Angeles Western Mojave Desert; sled track near south entrance to Edwards Air Force Base, near intersection of Lancaster Blvd. [120th St. East] and Ave. D. 713 Comment
  RSA226043  Petalonyx thurberi subsp. thurberi Robert F. Thorne, C. W. Tilforth 1971-6-17 39897 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  LA98271  Phacelia brachyloba Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  POM19042  Phacelia brachyloba P. A. Munz 1923-6-9 6921 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  RSA428289A  Phacelia brachyloba Anstruther Davidson 1915-7-4 3103 Los Angeles Mt. Islip Trail. Comment
  POM19040  Phacelia cicutaria var. hispida P. A. Munz 1923-6-9 6931 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  POM3283  Phacelia cicutaria var. hispida C. L. Hitchcock 1918-7-3 14 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  UCR219912  Phacelia cicutaria var. hispida R. G. Swinney, Jane Strong 2009-4-21 10419 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  POM301598  Phacelia davidsonii J. C. Roos 1937-5-31 1540 Los Angeles near Jackson Lake, San Gabriel Mountains Comment
  RSA0070983  Phacelia davidsonii Robert F. Thorne, M. Z. Thorne 1967-7-19 37177 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  UCR259060  Phacelia distans R. G. Swinney 2010-5-12 12764 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA650559  Phacelia distans Jim Moon 1948-3-27 s.n. Los Angeles growing on west side of Bass Cleft Ranch, 3 1/2 mi. N/W of San Dimas 213 Comment
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 Comment
  UC50447  Phacelia douglasii H. M. Hall Apr 1903 3778 Los Angeles Playa del Rey Comment
  SD43391  Phacelia douglasii var. douglasii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest, desert side. 1036 Comment
  RSA611648  Phacelia fremontii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10078 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCSB14874  Phacelia imbricata Breedlove, Dennis 1962-5-12 Los Angeles Eastern edge of Gorman 1219 Comment
  RSA293602  Phacelia imbricata subsp. imbricata Lyman Benson 1945-6-5 11771 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA584492  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6417 a Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  UC212198  Phacelia imbricata subsp. patula I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains (canyon floor) 2057 Comment
  UCR190352  Phacelia lemmonii R. G. Swinney 2001-6-2 7956 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills, junction of Tumbleweed Rd. and Long View Rd. (131st St. East) in ravine west of Long View 1213 Comment
  SD53045  Phacelia lyonii Peter H. Raven 1962-5-23 17854 Los Angeles Santa Catalina Island, at east side of Avalon Bay Comment
  UC1375364  Phacelia lyonii C. Davidson 1971-5-8 1532 Los Angeles White's Landing Catalina Island Comment
  LA46951  Phacelia minor Carl Epling; M. Epling 1925-1 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  SD253474  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5'Q) 561 Comment
  UC1174716  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA533414  Phacelia minor Tim S. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  UCR223399  Phacelia mutabilis R. G. Swinney 2009-7-29 11407 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
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Nov 4 2018
  LA81947  Phacelia parryi O. H. Kappler; 1941-4-6 184 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR127160  Phacelia ramosissima A. C. Sanders, Mark A. Elvin 2003-6-20 27009 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  UC1069391  Phacelia ramosissima var. austrolitoralis A. D. Gifford 1934-5-15 230 Los Angeles Dune Point Triunfo Pass Quadrangle (Plot #100) Comment
  RSA184358  Phacelia ramosissima var. latifolia S. F. Blake 1910-7-26 500 Los Angeles Dry bank, near Pasadena Comment
  RSA703519  Phacelia ramosissima var. latifolia Michael Honer 2004-6-22 2002 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  CHSC114120  Phacelia ramosissima var. latifolia Sandy Leaaatherman; De Vries 2011-4-28 2011 Los Angeles Transverse Ranges; Liebre Mountains region, southwest of Vasquez Canyon oad and Mesa Drive in Santa Clarita, along Edison road. UTM Zone 11S; 367461.88 E 3814911.21 N. 925 Comment
  RSA426117  Phacelia stellaris Grethe Moskedahl 1923-3-19 s.n. Los Angeles Downie [Downey] Cemetery. Comment
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Dec 23 2014
  PASA1329  Phacelia tanacetifolia Annetta Carter 1929-3-31 Los Angeles Near Clayton Comment
  CAS-BOT-BC265857  Phalaris canariensis Geo. B. Grant 1900-5-18 s.n. Los Angeles El Monte Comment
  UC205648  Phalaris lemmonii I. M. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  SBBG105554  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5136 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  UC196660  Phalaris minor A. Davidson, M. D. July 1916 3157 Los Angeles Boca Ranch Comment
  RSA603269  Phleum pratense L. C. Wheeler 1933-7-10 1927 Los Angeles 2 miles NE of La Verne. 381 Comment
  RSA77809  Pholisma arenarium F. W. Peirson 1904-8-22 1177 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  RSA350913  Pholisma paniculatum B. C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo Comment
  SBBG97035  Pholistoma auritum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4359 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SFV3048  Pholistoma auritum K. A. Wilson 1961-3-10 951 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR282661  Phoradendron leucarpum subsp. macrophyllum Dan S. Cooper 2017-1-21 117- 03 Los Angeles Los Angeles, Griffith Park, Fern Canyon picnic area 148 Comment
  UCSB1323  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1944-1-4 Los Angeles Near Tanbark Comment
  RSA420804  Phoradendron macrophyllum Edwin Kline 1925-8-16 s.n. Los Angeles Near Saugus. Comment
  POM46933  Phoradendron macrophyllum Mary F. Spencer 1916-12-20 281 Los Angeles On the banks of streams near LA. Comment
  CAS-BOT-BC141144  Phoradendron serotinum subsp. macrophyllum Del Wiens 1955-1-12 941 Los Angeles S of US Hgwy. 99 as it crosses Kellog Hills, W of Pomona 609 Comment
  CAS-BOT-BC141151  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 3028 Los Angeles Pasadena Comment
  NY43178  Phyllospadix scouleri J. B. Walker 1995-6-7 1442 Los Angeles Santa Catalina Island, S end of Little Harbor Beach Comment
  SEINET10502000  Phyllospadix scouleri Robert F. Thorne 1966-4-15 Thorne 36012 Los Angeles San Clemente Island: intertidal pools, attached to rocks ca 1/2 mile SSE of Eel Point, SW side of island; with Phyllospadix torreyi and various algae. Previously unreported from island but the dominant marine phanerogam on rocks in shallow water around island. Comment
  SEINET3894646  Phyllospadix torreyi F. R. Fosberg 1931-5-16 S 4877 Los Angeles Little Harbor. Santa Catalina Island.; 0 2 Comment
  RSA682966  Phyllospadix torreyi E. Yale Dawson 1957-3-14 16351 Los Angeles Lechuza Point, Los Angeles County Comment
  HSC12254  Pinus attenuata Wendell Wood 1970-6-24 49 Los Angeles Switzer's Camp, Angeles Crest Hwy. 9 mi beyond intersection with Foothill Blvd. 915 Comment
  RSA228863  Pinus attenuata Robert F. Thorne 1971-6-26 39984 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  UCR138902  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., W side of N Fork San Gabriel River, near mouth 617 Comment
  CATA1927  Pinus halepensis Amy Catalano, Anne Kelly 2014-10-14 018 Los Angeles Santa Catalina Island: One-quarter mile west of Cape Canyon reservoir, along Cape Canyon Road 303 Comment
  RSA384352  Pinus lambertiana B. C. Templeton 1932-5-31 4863 Los Angeles Between Big Pines Camp and Jackson Lake. Big Pines Park, Angeles National Forest 2000 Comment
  CATA2201  Pittosporum tobira Sara L. Crockett 1997-3-14 89 Los Angeles Santa Catalina Island: Base of Avalon Canyon Road at 5 way intersection, in small park on W side of street 36 Comment
  UCR178055  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  UCR91396  Pityrogramma triangularis Scott D. White 1995-3-14 2546 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  CAS-BOT-BC71773  Pityrogramma triangularis var. viscosa M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island Comment
  SBBG63859  Plagiobothrys arizonicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC1069012  Plagiobothrys arizonicus A. D. Gifford 1935-3-31 530 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA0087919  Plagiobothrys canescens R. G. Swinney 2010-3-14 11904 Los Angeles 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
  RSA655932  Plagiobothrys canescens James Henrickson 2000-4-15 20684 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SBBG112927  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 501 Los Angeles just S of Cape Cyn Rd, ca. 3.1 rd mi from top of Black Jack Rd 310 Comment
  UCR126687  Plagiobothrys canescens A. C. Sanders 2003-4-16 26028 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  RSA507561  Plagiobothrys canescens L. C. Wheeler 1967-5-8 9336 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA791583  Plagiobothrys leptocladus D. Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8011 Los Angeles Antelope Valley, north of Lancaster, 100 m east of Sierra Highway, 240 km north of Avenue F, and 1.3 km south of Avenue E. 703 Comment
  POM73145  Plagiobothrys nothofulvus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UC557652  Plantago erecta Nell Murbarger Mar 1936 233 Los Angeles San Clemente Island Comment
  UCR274126  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  RSA652526  Plantago lanceolata A. E. Hersh 1950-6-28 s.n. Los Angeles south of market center, Washington Blvd, Culver City. 30 Comment
  SD113746  Plantago lanceolata Darley F. Howe May 1915 66 Los Angeles Claremont Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  RSA591981  Plantago patagonica Mark Hoefs, D. Propst 1973-3-14 95 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SEINET1908721  Platanthera sparsiflora R. G. Swinney 1998-1 Los Angeles Comment
  RSA226653A  Platanus racemosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40654 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA0086778  Pluchea odorata R. G. Swinney 1967-6-25 14059 Los Angeles Glendora Wilderness Park, Big Dalton Canyon. 335 Comment
  SEINET10517050  Poa annua David B. Dunn 1948-2-26 Dunn 3697 a Los Angeles Collected in orchard forming a nearly complete ground cover. Calif. State Polytechnic campus, 3 1/2 mi SW of San Dimas. Clay soil. Comment
  RSA484231  Poa bulbosa Robert Gustafson 1978-5-2 889 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  RSA669299  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  UCR241108  Poa howellii Tim Thomas 1988-4-12 1232 Los Angeles Transverse Range: Santa Monica Mountains, Stunt Ranch, halfway along driveway 436 Comment
  RSA646954  Poa pratensis Orlando Mistretta 1993-7-6 925 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  UCR223571  Poa pratensis R. G. Swinney 2009-6-3 11031 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA604686  Poa pratensis subsp. pratensis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  LA12576  Poa secunda Geo. B. Grant; 1905-4-4 3668 - Los Angeles near Pasadena Comment
  RSA0108887  Poa secunda R. G. Swinney 2010-5-21 12878 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA484215  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  RSA730170  Poa secunda R. G. Swinney 1998-7-2 6224 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR190895  Poa secunda R. G. Swinney 1998-7-2 6224 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA715207  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1940 Los Angeles Fort Tejon Road. Comment
  RSA0094923  Poa secunda subsp. juncifolia R. G. Swinney 2011-6-20 15231 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  CAS-BOT-BC236199  Poa secunda subsp. secunda G. B. Grant 1900-4-22 1475 Los Angeles Summit, Mount Wilson 1828 Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  RSA460146  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
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Apr 30 2011
  SFV21677  Polygonum amphibium var. emersum L. L. Zung 2009-5-20 12 Los Angeles Santa Monica Mountains Rocky Oaks. 530 Comment
  UCR210419  Polygonum argyrocoleon R. G. Swinney 2008-12-6 9973 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR131391  Polygonum aviculare Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  CAS-BOT-BC71896  Polypodium californicum John H. Thomas 1956-11-8 6468 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  LA94061  Polypodium californicum Lawrence L. Kiefer; 1966-3-20 1762 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  RSA626516  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  RSA526146  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4140 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UC62427  Polypodium californicum R. S. Norris June, 1893 Los Angeles Piedracitas Canyon; Catalina Isl. Comment
  UCSB62297  Polypodium californicum Kiefer, Lawrence 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the E fork of the San Gabriel River, ca. 0.5mi above the falls 1341 Comment
  UCSB62358  Polypodium californicum Kiefer, Lawrence 1967-2-4 Los Angeles San Gabriel Mtns., N of La Canada, Big Tujunga Canyon, E of Big Tujunga Reservoir, along US Forest Service Road 3W27, ca. 1mi Comment
  UCSB62459  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  LA201030  Polypogon imberbis Carl Wishner; 1999-12-20 3525 Los Angeles 152 Comment
  RSA750230  Polypogon interruptus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37068 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG106895  Polypogon monspeliensis M. L. Hoefs, R. F. Thorne 1996-4-6 2659 Los Angeles Hermit's Gulch Trail, where trail crosses stream 164 Comment
  CAS-BOT-BC237498  Polypogon viridis Timothy S. Ross; Steve Boyd 1994-5-24 7842 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the SE slopes of Red Mountain, dissected by San Francisquito Canyon Road 515 Comment
  CDA7762  Polypogon viridis Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  UCR147847  Polystichum imbricans Valerie Soza, Et al. 2000-6-28 1039 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  POM308087  Populus fremontii subsp. fremontii Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2910 Los Angeles Little Tujunga Canyon Comment
  RSA305976  Populus fremontii subsp. fremontii F. C. Boutin 1965-4-29 s.n. Los Angeles Near 1941 tunnel, Angeles Forest Highway, San Gabriel Mountains 915 Comment
  RSA622833  Populus fremontii subsp. fremontii Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  RSA624052  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-23 9697 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  LA200831  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  RSA0025348  Populus trichocarpa Anuja Parikh, Nathan Gale 2011-6-24 3500 Los Angeles TR, SnGb, S of Rabbit Peak, 1.4 km E of Angeles Forest Hwy, just SE of Monte Cristo Creek. 1242 Comment
  UC846096  Populus trichocarpa F. R. Fosberg 1931-4-28 S 4704 Los Angeles Eagle's Nest Santa Catalina Id. (Middle Ranch Canyon); , Middle Ranch Canyon 180 Comment
  CAS-BOT-BC453703  Potamogeton illinoensis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3822 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  UCR153684  Proboscidea lutea R. F. Thorne 1969-10-31 37869 Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont] 366 Comment
  CDA41408  Prunus fasciculata var. punctata Michael O Brien 2015-7-29 s.n. Los Angeles Malibu; County Line State Park , a unit of Leo Carrillo State Beach. 0 Comment
  CAS-BOT-BC154060  Prunus ilicifolia A. C. Sanders; Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  IRVC29072  Prunus ilicifolia June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  RSA713790  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  CAS-BOT-BC159727  Prunus occidentalis Geo. B. Grant 1901-4-1 1045 Los Angeles Santa Catalina Isl. Comment
  RSA760672  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA725834  Prunus virginiana var. demissa R. G. Swinney 1997-6-25 5653 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  RSA0041747  Prunus virginiana var. demissa Tim S. Ross 1990-8-17 3180 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2183 Comment
  CAS-BOT-BC356418  Pseudognaphalium beneolens Clyde Ellis 1940-9-1 s.n. Los Angeles Mojave Desert, Palmdale Comment
  CAS-BOT-BC356546  Pseudognaphalium biolettii R. M. Beauchamp 1967-1-28 147 Los Angeles Growing on a knoll west of the main road below Stone. San Clemente Island Comment
  SD66913  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-18 286 Los Angeles San Clemente Island; in field between main road and Lemon Tank. Comment
  CAS-BOT-BC356701  Pseudognaphalium californicum Le Roy Abrams 1901-4-7 1426 Los Angeles Arroyo Seco Comment
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 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
  UCR258928  Pseudognaphalium canescens subsp. microcephalum R. G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC357039  Pseudognaphalium luteoalbum David B. Weissman 1971-6-24 169 Los Angeles Santa Monica Mts., corner of Mulholland and Decker roads 518 Comment
  CAS-BOT-BC357456  Pseudognaphalium ramosissimum George L. Moxley 1920-8-28 826 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC80058  Pseudotsuga macrocarpa John H. Thomas 1956-11-8 6475 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  RSA251396  Psilocarphus brevissimus R. F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  RSA85046  Pteridium aquilinum var. pubescens F. W. Peirson 1923-5-21 3510 Los Angeles Fish Canyon, south base of San Gabriel Mountains 762 Comment
  CAS-BOT-BC421188  Pterostegia drymarioides C. Baker 1909-3-20 5260 Los Angeles Claremont Comment
  SBBG54462  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles Big Rock Crk near Valyermo Comment
  UC75255  Pycnanthemum californicum C. F. Baker 1903-8-2 3449 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon near Claremont Comment
  RSA717032  Pyrus communis Gary Kovnat, LeRoy Gross 2003-2-16 28 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  CAS-BOT-BC45784  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  OBI49934  Quercus X alvordiana David J. Keil, V. L. Holland 1979-4-19 13042 Los Angeles Tejon Pass area at Fort Tejon along I-5 Comment
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Jun 18 2014
  UCSB27884  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  POM106168  Quercus X grandidentata Ernest Braunton 1902-6-11 485 Los Angeles Griffith Park Comment
  UC1595248  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 B Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UCR95382  Quercus berberidifolia L. C. Wheeler 1966-11-23 9152 Los Angeles San Gabriel Mtns., Chileno Canyon, 0.25 mi. upstream from mouth. Comment
  CAS-BOT-BC62529  Quercus chrysolepis G. B. Grant 1902-5-27 156 Los Angeles Santa Anita Canon Comment
  SBBG11787  Quercus chrysolepis D. E. Breedlove 1961-8-4 924 Los Angeles 1.7 mi N of Largo Vista Rd on Big Pines Hwy 1584 Comment
  UCR270636  Quercus chrysolepis R. G. Swinney 2011-6-15 15166 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 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
  UCSB50652  Quercus chrysolepis Thorne, Robert; Thorne, M. 1966-5-31 Los Angeles Santa Catalina Island; along N-facing slopes of ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 426 Comment
  RSA655357  Quercus durata var. gabrielensis LeRoy Gross 2000-11-4 321 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  RSA737486  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles La Verne. 152m N Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek Comment
  UC1870296  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 278 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 609 Comment
  UCR177738  Quercus durata var. gabrielensis LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1079 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCD46031  Quercus engelmannii Jack McCaskill 1966-11-27 1 Los Angeles Tallac Knoll, Los Angeles State and County Arboretum, Arcadia, Los Angeles County, California. Comment
  CAS-BOT-BC94750  Quercus john-tuckeri Timothy S. Ross 1995-4-7 8369 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca 1840 m WNW of the confluence of Castaic 944 Comment
  OBI71243  Quercus john-tuckeri David J. Keil 1986-9-27 19735 -2 Los Angeles NW Los Angeles County; Along I-5 just S of Hungry Valley rd exit. 914 Comment
  POM273367  Quercus john-tuckeri Lyman Benson 1947-10-9 12836 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  UCR124556  Quercus john-tuckeri B. C. Templeton 1932-8-26 5106 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCR84565  Quercus john-tuckeri T. S. Ross, Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mtns., upper west end of Liebre Mountain, along Forest Service Road 7N23, c. 200-370 m SW of Sandberg Triangulation Point (5345 ft.). 1582 Comment
  POM186315  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley. 229 Comment
  JEPS37336  Quercus pacifica Mrs. Trask 1909-3-27 Los Angeles Catalina Island Comment
  POM147821  Quercus pacifica Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UC723783  Quercus pacifica Joseph Andorfer Ewan 1932-10-22 10807 Los Angeles above Avalon; Santa Catalina Island Comment
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Jan 4 2012
  UCR143298  Quercus pacifica F. R. Fosberg 1931-3-25 S- 4358 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 140 Comment
  UCSB1136  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Swain Canyon, lower end, Santa Catalina Island Comment
  CATA1949  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island: Head of small side canyon off Pebbly Beach Canyon 91 Comment
  SFV12460  Quercus wislizeni var. frutescens M. H. Grayum, D. L. Koutnik 1978-1-22 950 Los Angeles Santa Monica Mountains Near summit of Saddle Peak. 823 Comment
  UC829463  Rafinesquia californica E. Hall Los Angeles Athens Comment
  UCR150850  Rafinesquia californica R. G. Swinney, Dave Larson 1999-5-15 7173 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  PASA2628  Ranunculus californicus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  POM303775  Ranunculus californicus Lyman Benson 1946-4-30 s.n. Los Angeles Hill 5 miles east of Brea 274 Comment
  RSA399400  Ranunculus californicus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  SD82808  Ranunculus californicus I. W. Clokey, E. G. Anderson 1935-5-9 6947 Los Angeles Pomona Hills, grassy slope 399 Comment
  UC827829  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  RSA431488  Raphanus sativus Robert M. Perkins 1935-3-24 39 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  POM2703  Rhamnus californica Arvis Smith 1899-5-12 s.n. Los Angeles Claremont. 366 Comment
  UCR273264  Rhamnus californica R. G. Swinney 2011-10-25 15874 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
  RSA390182  Rhamnus californica subsp. californica G. R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  RSA597050  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA764416  Rhamnus californica subsp. californica Justin M. Wood 2009-8-18 1251 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR210165  Rhamnus californica subsp. tomentella R. G. Swinney 2008-8-13 9396 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  LA200807  Rhamnus crocea Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR273541  Rhamnus crocea subsp. crocea R. G. Swinney 2011-3-18 14141 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  SD253536  Rhamnus ilicifolia R. G. Swinney 2011-3-18 14135 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris bsin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UC592851  Rhamnus pirifolia Carl B. Wolf 1932-10-5 Los Angeles 1 mi from Middle Ranch (on road to Black Jack Peak); Santa Catalina Island 274 Comment
  RSA641640  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1967-9-4 10678 Los Angeles Camp Lupine, Prairie Fork. 1982 Comment
  RSA386483  Rhus integrifolia F. H. Elmore 394 Los Angeles San Clemente Island. Comment
  RSA592407  Rhus integrifolia Mark Hoefs 1973-3-13 78 Los Angeles Santa Catalina Island; Avalon Canyon on rocky hillside below Memorial Garden. 168 Comment
  RSA77173  Rhus integrifolia F. W. Peirson 1926-4-26 6646 Los Angeles Pocoima Wash, San Fernando Valley. Comment
  SD48943  Rhus integrifolia Reid Moran 1958-9-15 6821 Los Angeles Canyon 1.8 miles southeast of Eel Point, San Clemente Island 99 Comment
  UCR152540  Rhus integrifolia A. C. Sanders, Lee Jones 2005-4-8 29356 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CLARK-A1528-2405  Rhus laurina Robin L. Kobaly 1972-5-17 720517 Los Angeles San Gabriel Mountains 304 Comment
  LA94281  Rhus ovata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SFV16025  Rhus ovata P. W. Byrne, H. Levin 1994-4-23 15 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCSB3761  Rhus ovata Wilson, Richard 1958-5-10 Los Angeles 6 miles N. of Foothills Blvd. on Angeles Crest Highway 1066 Comment
  RSA0043102  Rhus ovata Paul M. Inman 1983-5-8 50883 -1 6 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. Growing on a west facing slope at north end of weir at Hoegee's Camp on Winter Creek at Hoegee's Camp. Comment
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA754237  Rhus trilobata Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UC450911  Rhus trilobata F. A. MacFadden 1931-3-20 9 E Los Angeles Tuna Canyon; Verduga Hills 335 Comment
  SEINET4560264  Ribes amarum Louis C. Wheeler 1936-1 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  RSA9647  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Dimas Canyon. 533 Comment
  RSA631084  Ribes aureum var. gracillimum Louis C. Wheeler 1947-4-1 6461 Los Angeles Foot of San Gabriel Mountains: San Gabriel Wash, 1/4 mile south of Arrow Highway. Comment
  POM378  Ribes californicum var. hesperium J. H. Barber 1897-1-17 19 Los Angeles Sullivans Canyon Comment
  UC11561  Ribes californicum var. hesperium State Survey 1861-2-3 168 Los Angeles San Gabriel Comment
  UCR124686  Ribes cereum var. cereum B. C. Templeton 1933-5-15 5144 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA729686  Ribes indecorum R. G. Swinney 1999-4-8 7069 Los Angeles Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  RSA199037  Ribes malvaceum var. viridifolium W. M. Gauntt 1966-4-9 141 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA573753  Ribes nevadense Tim S. Ross 1990-8-17 3168 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA476284  Ribes speciosum Ora M. Clark 1929-1-27 1487 Los Angeles North Hollywood Comment
  RSA603401  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  RSA652396  Ricinus communis R. Spence, N. Evenhuis 1974-8-12 s.n. Los Angeles Puddingstone Res. Comment
  CAS-BOT-BC147478  Rosa californica Alice Eastwood 1919-7-4 9297 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA584471  Rosa californica R. G. Swinney 1993-6-4 2255 Los Angeles San Gabriel Mountains. 0.8 mile E of Glendora Mountain Road at Big Dalton Canyon Road. 378 Comment
  UCR256215  Rosa californica R. G. Swinney 2010-6-4 13028 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CATA2965  Rubus armeniacus Charlie de la Rosa 2011-5-10 Los Angeles Santa Catalina Island: Sweetwater Canyon 260 Comment
  RSA733183  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCSB2941  Rubus ursinus McElwain, Isabelle 1953-5-18 Los Angeles Zelzah Ave, short distance N. of intersection between Zelzah avenue and Lerdo avenue; Granada Hills 457 Comment
  RSA563526  Rumex acetosella Tim S. Ross, W. Appleby 1993-5-14 7144 Los Angeles Wetern SAN GABRIEL MTNS: between May Canyon Saddle and May Peak [3948']. 1146 Comment
  SBBG109028  Rumex conglomeratus S. A. Junak 1996-5-18 SCl 488 a Los Angeles mouth of cyn at Mosquito Cove 6 Comment
  POM158280  Rumex crispus M. B. Dunkle 1928-4-29 1919 Los Angeles Little Harbor. 5 Comment
  POM2355  Rumex crispus J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. Comment
  RSA650577  Rumex crispus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Cypress Ave. and Grand Ave. N.E. of Covina. 229 Comment
  UCR126557  Rumex hymenosepalus A. C. Sanders, Andy Thomson 2003-4-15 26012 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  RSA65463  Rumex maritimus F. W. Peirson 1804 Los Angeles San Fernando Valley. Comment
  POM244917  Rumex salicifolius F. R. Fosberg 1931-4-29 S 4708 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  RSA0098782  Rumex salicifolius R. G. Swinney 2011-6-1 14942 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA353669  Sagittaria calycina Robert Gustafson 1981-6-17 2242 Los Angeles Ballona Wetlands, Area 2. Comment
  UC1349364  Salicornia virginica Robert F. Thorne 1966-4-5 35878 Los Angeles behind Little Harbor beach; Santa Catalina Island 3 Comment
  RSA0070370  Salix exigua R. G. Swinney 2010-4-1 12152 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0081794  Salix exigua R. G. Swinney 2010-3-16 11931 Los Angeles 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
  RSA6431  Salix exigua Carl. W. Sharsmith 1932-1-17 13 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  UC1375348  Salix exigua var. hindsiana Robert F. Thorne 1971-6-26 40628 Los Angeles at mouth of Big Tujunga Canyon; San Gabriel Mts., Angeles Nat'l Forest 426 Comment
  UC506515  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Hw. 199 near Gorman; San Gabriel Mts. Comment
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Jun 18 2014
  LA82491  Salix laevigata O. H. Kappler; 1944-5-7 603 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM296409  Salix laevigata Lyman D. Benson 1954-3-23 15259 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  SBBG59072  Salix laevigata R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR125957  Salix laevigata A. C. Sanders, Mark Elvin 2002-6-19 25150 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
  UC506421  Salix lasiandra subsp. lasiandra Carl Hedin and Joseph Ewan 1933-3-25 7675 Los Angeles Comment
  LA208807  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7672 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM182043  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon. 225 Comment
  POM184879  Salix lasiolepis Carl. W. Sharsmith 1932-2-14 10 -B Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA127458  Salix lasiolepis Peter H. Raven, Henry J. Thompson 1958-10-11 13749 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 427 Comment
  RSA507006  Salix lasiolepis Robert F. Thorne 1969-7-2 38335 Los Angeles San Gabriel Mountains, Angeles National Forest; c. 1.8 miles S of Dawsons saddle on Angeles Crest Highway. (NW slope of Mt. Hawkins) 2271 Comment
  RSA527711  Salix lasiolepis Tim S. Ross, Annette Ross 1991-3-7 4137 Los Angeles Elephant Hill, western Pomona. 230 Comment
  RSA754203  Salix lasiolepis Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1781 Los Angeles San Gabriel River Watershed; San Dimas creek just downstream from dam 404 Comment
  SD253552  Salix lasiolepis R. G. Swinney 2011-3-26 14212 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SEINET2065107 Image available Salix lasiolepis Dick Swinney 1990-1-1 1502 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Big Dalton Canyon, 1.4 miles E of Glendora Mountain Road on Big Dalton Canyon Road. Comment
  UC165070  Salix lasiolepis unknown Mar 1902 1159 Los Angeles Pasadena Comment
  CAS-BOT-BC107558  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles Santa Monica Mountains, near mouth of Topanga Canyon 15 Comment
  CAS-BOT-BC128518  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CDA20915  Salsola australis M. O'Brien 2004-9-13 s.n. Los Angeles Southern California Coast; betw. Figueroa St. and Dewap just S of Temple St. in downtown Los Angeles. 0 Comment
  RSA657024  Salsola tragus Joseph M. Keefe 2001-1-19 30901 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UC1136478  Salsola tragus G. T. Nordstrom 1935-5-15 583 Los Angeles 1/2 mi. n. Tejon Pass; Tejon Quad. Comment
  RSA608509  Salsola tragus L. C. Wheeler 1930-10-7 s.n. Los Angeles Dr. Huntington's Grove. Comment
  RSA0110206  Saltugilia splendens subsp. grantii Richard G. Swinney 2011-5-16 14734 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  POM3989  Salvia apiana P. A. Munz 1918-5-19 2268 Los Angeles Pomona. Comment
  RSA215194  Salvia apiana Louis C. Wheeler 1932-5-21 728 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA613094  Salvia apiana Erin Hewgley, Jeanne Gural 1997-4-18 18 Los Angeles Claremont: Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main road, south of lake. 412 Comment
  POM82648  Salvia apiana L. Ballou 1924-5-5 s.n. Los Angeles Claremont. 396 Comment
  RSA442825  Salvia apiana William Emboden 1969-5-28 10 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM4130  Salvia carduacea Jesse B. Mills 73 Los Angeles Claremont. 366 Comment
  UC25666  Salvia carduacea J. H. Barber 1897-4-20 150 Los Angeles near Pomona Experimental Station Comment
  LA36002  Salvia columbariae Peter H. Raven; 1960-5-21 15408 Los Angeles Santa Monica Mountains, La Sierra Canyon, Seminole Hot Springs 274 Comment
  RSA728778  Salvia columbariae Gary D. Wallace 1979-4-19 1692 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  UCR96306  Salvia columbariae B. G. Pitzer 1996-4-20 2699 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA515216  Salvia columbariae Steve Boyd, Orlando Mistretta 1986-3-31 1521 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  SFV3215  Salvia dorrii M. L. Vincent 1962-5-7 230 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  LA99373  Salvia dorrii var. dorrii E. R. Hobbs; 1978-4-23 78- 174 Los Angeles Bob's Gap, Antelope Valley Comment
  UC634912  Salvia dorrii var. pilosa H. L. Mason 1926-4-26 2974 Los Angeles 4 mi s Vincent (Mint Canyon Highway); Soledad Pass Comment
  RSA654073  Salvia mellifera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 736 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  SBBG121257  Salvia mellifera V. Soza, S. Deo, S. Dreher 2000-4-27 822 Los Angeles Stough Cyn, Stough Park, above parking lot SW of jct of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course 365 Comment
  SD85073  Salvia mellifera E. R. Blakley 1963-4-9 5571 Los Angeles Santa Catalina Island; northeast side of Black Jack Mountain. 395 Comment
  JEPS62738  Salvia mellifera W. L. Jepson 1920-5-3 8928 a Los Angeles mts n Castaic Valley 975 Comment
  LA200602  Salvia spathacea A. M. Johnson; 1934-5-4 4472 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  LA34658  Salvia spathacea Mary V. Hood; 1948-5-18 48 4 k Los Angeles 579 Comment
  LA82002  Salvia spathacea O. H. Kappler; 1940-5-26 31 Los Angeles 365 Comment
  RSA477552  Sambucus mexicana Mildred R. Solomen 1931-06 s.n. Los Angeles Griffith Park. Comment
  UCR271986  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 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
  UCSB8749  Sambucus nigra subsp. caerulea Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  RSA639242  Sanicula bipinnatifida R. F. Thorne, M. Z. Thorne 1971-4-25 41347 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UC875476  Sanicula crassicaulis F. R. Fosberg 1931-4-1 S 4436 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 50 Comment
  UCR274106  Sanicula crassicaulis Steven A. Junak 1999-4-22 SCa- 844 Los Angeles California Islands, Santa Catalina Island. Cape Canyon, just downstream from pumphouse along east fork of Cape Canyon Road, just upstream from fork in road 305 Comment
  RSA471119  Sarcodes sanguinea B. C. Templeton 1959-4-16 s.n. Los Angeles Charlton Flats Comment
  UC1369830  Satureja douglasii Robert F. Thorne and D. Propst 1968-5-28 37647 Los Angeles Middle Bulrush Canyon Santa Catalina Island 243 Comment
  RSA506188  Satureja mimuloides Louis C. Wheeler 1967-8-1 10225 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  SEINET235856 Image available Schedonorus arundinaceus Scott D. White 1997-1 5132 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I-210 Freeway E of Hansen Dam and N 335 Comment
  UCR48968  Schinus terebinthifolius A. C. Sanders 1987-9-18 7362 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA177765  Schismus arabicus R. F. Thorne, P. Everett 1965-5-10 34455 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  SBBG128454  Schismus arabicus M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1765 Los Angeles open slope above Parson's Landing 213 Comment
  LA98849  Schismus arabicus E. R. Hobbs; Walt Westman 1979-3-30 79 50 Los Angeles 7 Comment
  RSA0115763  Schismus arabicus Steven A. Junak 1999-5-20 SCa- 959 Los Angeles Santa Catalina Island. Base of paved road leading to top of Black Jack Peak, on SW side of peak. 530 Comment
  RSA0045263  Schismus barbatus R. G. Swinney 2010-3-22 12008 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCD93097  Schismus barbatus A. A. Beetle 1942-4-18 3085 Los Angeles Foothill Blvd., 13 miles south of Pasadena. 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
  SEINET7047898  Schismus barbatus Steven R. Hill, Kate Kramer 2001-4-22 33346 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC111388  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-5-24 7840 Los Angeles Cottonwood Swamp, Confluence of San Francisquito Canyon stream 515 Comment
  UCR47525  Schoenoplectus acutus var. occidentalis Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  SEINET11754494  Schoenoplectus californicus S. B. Parish, Parish, W. F. 1881-1 1114 Los Angeles Compton Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  POM6456  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2757 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  RSA0036212  Scrophularia californica Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  RSA699883  Scrophularia californica subsp. floribunda LeRoy Gross, Ted Anderson 2004-5-3 1217 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 and 2N76.2) 1245 Comment
  RSA356053  Scrophularia californica subsp. floribunda Robert F. Thorne 1973-3-26 42720 Los Angeles Webb Canyon, N of Claremont 366 Comment
  RSA425190  Scrophularia californica subsp. floribunda Anstruther Davidson 1902-5-1 s.n. Los Angeles Playa del Rey. Comment
  CDA41982  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the E of the Botanic Garden) Comment
  RSA79452  Scrophularia villosa F. W. Peirson 1907-7-1 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC341093  Scutellaria mexicana Timothy S. Ross; Steve Boyd 1990-5-29 2690 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from Ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  JEPS19063  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC62031  Selaginella bigelovii LeRoy Abrams 1903-3-13 3126 Los Angeles San Gabriel Canyon Comment
  IRVC28170  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  UC205604  Senecio flaccidus var. monoensis I. M. Johnston 1917-8-23 1678 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork (southern California) 1524 Comment
  CAS-BOT-BC341200  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC341207  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles San Clemente Island. Above Wilson Cove 76 Comment
  UCR71166  Senecio lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4408 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  RSA597238  Senecio mikanioides Scott D. White 1995-2-11 2537 Los Angeles San Gabriel Mountains: N end of San Dimas Reservoir, directly across road from U.S. Forest Service San Dimas Station. 457 Comment
  LA105054  Setaria gracilis Barry A. Prigge; 1988-7-3 8214 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  CAS-BOT-BC243583  Setaria parviflora T. C. Fuller 1967-1-23 15436 Los Angeles San Diego Freeway, SW corner of Montana Ave. and Sepulveda Blvd., n.w. of Westwood Comment
  CAS-BOT-BC240234  Setaria viridis Ernest C. Twisselmann 1970-10-17 17547 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  UCR95417  Sidalcea malviflora subsp. sparsifolia T. S. Ross, V. W. Steinmann 1995-5-8 8535 Los Angeles Liebre Mtns., Bouquet Canyon, along Bouquet Canyon Road near Bouquet Campground No. 3. 744 Comment
  CAS-BOT-BC434371  Sidotheca trilobata Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains Region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1456 Comment
  JEPS97731  Sidotheca trilobata Annetta M. Carter, Arthur Carter 1935-9-13 990 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  UCR206479  Silene antirrhina R. G. Swinney 2008-5-12 8842 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA213348  Silene gallica Reid V. Moran 1941-3-14 705 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
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Mar 26 2009
  UCR174984  Silene gallica Holly Summers 2006-4-30 003 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UCR189407  Silene gallica R. G. Swinney 1998-5-25 6151 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  POM156343  Silene gallica L. R. Abrams 1902-5-31 2489 Los Angeles Cultivated fields, Inglewood. Comment
  SBBG53960  Silene laciniata subsp. laciniata K. R. Montgomery, T. W. Strid 1973-6-18 73 164 A Los Angeles N facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  SFV5501  Silene laciniata subsp. laciniata W. A. Kelley Jun 1966 27 1 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC535498  Silene laciniata subsp. major Ira W. Clokey, B. Templeton May 1929 4544 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 500 Comment
  SBBG71669  Silene verecunda V. Duran 1933-7-24 3530 Los Angeles Buckhorn 1981 Comment
  RSA101111  Silene vulgaris Bob Alcorn 1955-4-25 s.n. Los Angeles N. of Glendora along the road against the hills Comment
  UCR204456  Sisymbrium altissimum R. G. Swinney 2005-7-21 8310 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG13096  Sisymbrium irio E. R. Blakley 1962-6-10 5224 Los Angeles near military camp, Wilson Cove 30 Comment
  RSA584675  Sisymbrium officinale Timothy S. Ross, Annette Ross 1991-6-3 5551 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA752457  Sisymbrium officinale Justin M. Wood 2009-4-22 516 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA167813  Sisymbrium orientale R. F. Thorne, P. C. Everett 1964-2-7 33462 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  CATA918  Sisyrinchium bellum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1766 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  UC205492  Sisyrinchium bellum S. B. Parish 1919-4-19 19260 Los Angeles near San Dimas; Lone Hill Comment
  UCR259090  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA652072  Sisyrinchium bellum Russell Sellentin 1948-5-11 sn Los Angeles Found in a shady location near Puddingstone Dam. 228 Comment
  UCR117122  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA3530  Solanum douglasii Carl B. Wolf 1932-5-9 3473 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  RSA747451  Solanum douglasii A. C. Sanders, T. B. Salvato 2009-5-21 36904 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  SD234534  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 4 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UCR220237  Solanum douglasii R. G. Swinney 2009-4-13 10334 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR259404  Solanum douglasii R. G. Swinney 2010-8-30 13632 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
  UCR261348  Solanum douglasii R. G. Swinney 2010-3-13 11893 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA657460  Solanum douglasii J. Keeling 1980-5-26 15 Los Angeles Verdugo Mountains: South end of dam, beginning of Childs Canyon, 500 yards east of Allen St., Glendale 335 Comment
  RSA670953  Solanum nigrum Joseph M. Keefe 2001-1-24 31036 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  NY821444  Solanum nigrum W. R. Dudley 12 1907 s.n. Los Angeles Near Monrovia Comment
  JEPS12139  Solanum umbelliferum I. W. Clokey, E. G. Anderson 1935-5-9 6879 Los Angeles San Dimas Canyon Comment
  RSA0040462  Solanum umbelliferum R. G. Swinney 2010-5-11 12647 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA545313  Solanum umbelliferum Tim S. Ross, Mathew Bell 1992-3-22 6049 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  LA51792  Solanum xanti Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  LA51827  Solanum xanti Louis Wheeler; 1932-2-20 446 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  NY820441  Solanum xanti T. S. Elias 1984-4-29 8332 Los Angeles Angeles National Forest: Glendora Ridge, near Baldy Camp; along Forest Service road above ridge road Comment
  NY820463  Solanum xanti S. D. Boyd 1997-3-31 9422 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UC1871170  Solanum xanti T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4920 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  CAS-BOT-BC365305  Solidago confinis Dr. H. E. Hasse 1868-8-24 s.n. Los Angeles Near Los Angeles Comment
  RSA763517  Solidago confinis R. G. Swinney 2008-11-29 9857 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  SEINET10970376  Sollya fusiformis Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4770 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA474110  Sonchus oleraceus M. B. Dunkle 1931-4-22 2453 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SBBG32151  Sonchus oleraceus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -237 Los Angeles S side of Little Harbor Comment
  RSA0115279  Spartium junceum Richard G. Swinney 2010-10-5 13991 Los Angeles San Gabriel Mountains: east end of Palcerita Canyon Natrual Area, near confluence of Placerita and Los Pinteos canyons. 549 Comment
  RSA0098387  Spergularia macrotheca M. B. Dunkle 1928-4-9 1815 Los Angeles Santa Catalina Island. Back beach flat, Emerald Bay. 4 Comment
  RSA0098395  Spergularia macrotheca F. R. Fosberg 1931-5-22 S 4969 Los Angeles Isthmus Harbor, Santa Catalina Island. Comment
  CATA1289  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2378 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  SEINET4044588  Stachys ajugoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  SEINET13948001 Image available Stachys albens C. S. Lieb 1981-1 59 Los Angeles Angeles Natl. Forest, .5-.7 mi. (by Warm Springs Canyon Rd.) WNW Lake Hughes Rd. 2200 ft alt. 671 Comment
  LA52382  Stachys bullata M. Zaitlin; 1951-3-18 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  LA201834  Stanleya pinnata var. pinnata Arthur C. Gibson; 2003-5-22 4926 Los Angeles 15 Comment
  CAS-BOT-BC374809  Stebbinsoseris heterocarpa Steven A. Junak 1997-4-8 SCI- 790 Los Angeles California Islands. San Clemente Island: W side of island, on flats just N of upper portion of Wall Rock Canyon 310 Comment
  SBBG113050  Stebbinsoseris heterocarpa S. A. Junak 1998-4-30 SCa 576 Los Angeles ca. 0.35 mi ENE of East Summit, at head of side branch of Hamilton Cyn 371 Comment
  SDSU4480  Stellaria media A. H. Gallup 1949-2-21 317 Los Angeles Lasca. 152 Comment
  UCR258554  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  LA44571  Stellaria media Carl Epling; March 1925 6441 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCD86396  Stenotaphrum secundatum Peter H. Raven 1957-10-10 11403 Los Angeles West Los Angeles, University of California campus. Comment
  UCR61340  Stephanomeria cichoriacea R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.6 mi NE of Glendora Mtn Rd., south side of road 457 Comment
  RSA0070811  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mt. Wilson. 762 Comment
  CAS-BOT-BC322840  Stephanomeria pauciflora I. M. Johnston 1917-8-24 1649 Los Angeles N. Fk. Lytle Creek Comment
  CAS-BOT-BC322847  Stephanomeria pauciflora Fay A. Mac Fadden 1936-9-6 14732 Los Angeles Mt. Baldy Camp, San Antonio Canyon Comment
  UC303799  Stillingia linearifolia I. M. Johnston 1918-4-27 1865 Los Angeles Temescal Canyon 365 Comment
  LA211115  Stillingia linearifolia Tony Valois; 2009-5-1 0 s.n. Los Angeles SIMI HILLS, SMMRA Cheeseboro-Palo Comado. Comment
  UC1929641  Stillingia paucidentata Scott D. White 2003-6-8 9415 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  SEINET256101  Stipa Mary E. Barkworth, LR Firestone 1982-8-26 4086 Los Angeles Angeles National Forest ; Campground on CA Hwy 2 2240 Comment
  UCR192925  Stipa coronata Dan S. Cooper 2008-5-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, along footpath up ridge just above Sunset Ranch Stables, Los Angeles 335 Comment
  UCR237899  Stipa coronata Mark A. Elvin 2003-5-1 2494 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  SDSU3301  Stipa hymenoides D. F. Howe 1947-5-4 1543 Los Angeles Antelope Valley Comment
  RSA0087027  Stipa lepida R. G. Swinney 2010-3-18 11969 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR209895  Stipa occidentalis R. G. Swinney 2008-7-24 9282 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR194289  Stipa parishii R. G. Swinney 1998-8-31 6876 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  UCR255491  Stipa pulchra Dan S. Cooper 2014-5-30 514- 47 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, '1-Mile Tree' at clay lens on west side of upper Western Canyon 261 Comment
  UCR86831  Stipa pulchra Scott D. White 1995-4-27 2948 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
  UCR130865  Stipa speciosa A. C. Sanders, D. Malueg 1998-6-22 22044 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  POM50642  Streptanthella longirostris A. D. E. Elmer 1902-06 3625 Los Angeles Lancaster. Comment
  RSA235092  Streptanthella longirostris R. Ruggles 1971-5-2 32 Los Angeles 15 miles E of Palmdale on S slope of Lovejoy Buttes in Mojave Desert 1220 Comment
  RSA191639  Stuckenia pectinata Robert F. Thorne, M. Z. Thorne 1966-8-29 36603 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  CAS-BOT-BC376000  Stylocline gnaphaloides Grant 1901-4-9 3784 Los Angeles Avalon Comment
  RSA533945  Stylocline gnaphaloides Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5194 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  CATA1894  Suaeda calceoliformis Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley marsh 0 Comment
  UCR94683  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR281432  Suaeda nigra Mitch Provance 2011-7-14 714- 02 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  RSA608529  Symphoricarpos mollis L. C. Wheeler 1930-4-26 28 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment