Search Results — 2000 specimen records retrieved (1560 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM50868  Abronia pogonantha A. D. E. Elmer 1902-06 3663 Los Angeles Lancaster. Comment
  RSA0025888  Abronia umbellata F. H. Elmore 1939-11-23 780 Los Angeles Northwest Harbor, San Clemente Island. Comment
  RSA460983  Abronia umbellata Tisdale 1929-4-15 s.n. Los Angeles Sand Dunes El Segundo Comment
  SD152589  Acacia retinodes A. C. Sanders 1987-9-18 7381 Los Angeles El Segundo Dunes, west of LA Int. Airport & Pershing Dr., on modified backslope of the dunes, subsite #13, possibly planted in hygromulch 39 Comment
  CDA9167  Achillea millefolium Phillipson 1915-6-9 Los Angeles North Duarte. Comment
  RSA639238  Achillea millefolium R. F. Thorne, M. Z. Thorne 1971-4-25 41351 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA654028  Achnatherum coronatum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 813 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 579 Comment
  SEINET175963 Image available Achnatherum coronatum Marcus E. Jones 1982-1 3545 Los Angeles Pasadena Comment
  SBBG56984  Achnatherum hymenoides R. Hoffmann 1925-5-15 Los Angeles Palmdale Comment
  RSA639723  Achnatherum occidentale subsp. occidentale L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  CAS-BOT-BC210903  Achnatherum parishii subsp. depauperatum Timothy S. Ross; Darin Banks 1994-4-13 7521 Los Angeles Liebre Mountains. San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  RSA600072  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-5-20 9827 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  RSA775504  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2010-5-20 5164 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  SBBG32265  Achnatherum speciosum L. S. Rose 1968-4-5 68017 Los Angeles Acton 822 Comment
  UCR187221  Achyrachaena mollis A. C. Sanders 2006-4-18 32111 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CAS-BOT-BC204763  Acmispon argophyllus var. argenteus Robert F. Thorne; P. Everett 1964-2-6 33279 Los Angeles W of Catalina Harbor at Isthmus, Santa Catalina Island 15 Comment
  SBBG132087  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles grassy ridge, Mosquito Harbor Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  LA52403  Acmispon grandiflorus var. grandiflorus Elizabeth McClintock; 1936-3-22 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  CHSC95445  Acmispon heermannii var. heermannii LeRoy Gross; Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  SEINET958145  Acmispon procumbens B. Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-1 7480 Los Angeles Pine canyon Rd along San Andreas fault on N side of San Gabriel Mts. Comment
  CHSC98725  Acmispon strigosus LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 244 Los Angeles Verdugo Mountains; off La Tuna Canyon road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest, on road cut (firebreak) near the crest. 926 Comment
  SBBG125212  Acmispon strigosus A. Parikh, N. Gale 2010-6-21 3356 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 0.8 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1390 Comment
  RSA713831  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of water tanks'. 335 Comment
  SBBG119934  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles Newhall Ranch, Magic Mtn area, 0.9 mi S of Castaic Junction; Santa Susana Mtns 335 Comment
  RSA0096644  Acourtia microcephala Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 416 Los Angeles Santa Catalina Island: Lower part of small canyon at W end of Empire Landing rock quarry site. 36 Comment
  RSA0085316  Adenostoma fasciculatum R. G. Swinney 2010-4-23 12373 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA276020  Adenostoma fasciculatum var. fasciculatum Jack Delaini 1974-5-9 179 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  RSA221575  Adiantum capillus-veneris Arthur C. Gibson, Linda Gibson 1971-3-27 1741 Los Angeles Evey Canyon, Los Angeles National Forest, NE of Claremont. Comment
  POM868  Adiantum jordanii Clara Roush s.n. Los Angeles Palmer's Canyon. [San Gabriel Mnts] 609 Comment
  SBBG13309  Adiantum jordanii M. A. Piehl -Jun-1962 62405 Los Angeles E of Thirst 304 Comment
  POM312804  Adiantum jordanii D. Taylor 1952-05 s.n. Los Angeles San Gabriel Mountains, Little Dalton Canyon 396 Comment
  CAS-BOT-BC101831  Agave Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of 21 Comment
  UCR207542  Ageratina adenophora O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  UCR243021  Agrostis R. G. Swinney 2009-8-6 11534 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  CAS-BOT-BC127235  Agrostis exarata H. E. Hasse 1892-6-1 s.n. Los Angeles Between Santa Monica and Los Angeles. Comment
  RSA596085  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8641 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA618662  Agrostis exarata LeRoy Gross 1998-9-27 67 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  RSA226922  Agrostis idahoensis R. F. Thorne 1971-8-25 41262 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UCR270807  Agrostis idahoensis R. G. Swinney 2011-8-17 15623 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA384949  Agrostis pallens C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR150615  Agrostis viridis Scott D. White 1997-5-8 5085 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA353525  Alisma triviale Geo L. Moxley 1913-8-11 s.n. Los Angeles About 0.75 mile south from Dominguez Junction. Comment
  UCD169117  Allium R. G. Swinney 2009-5-28 10958 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC469356  Allium fimbriatum var. fimbriatum Timothy S. Ross; Steve Boyd 1993-5-23 7248 Los Angeles lower, easterly ridge of RED MTN, ca 700-840 m sE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  CAS-BOT-BC469354  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1091 Comment
  LA21529  Allium peninsulare W. O. Griesel; 1936-4-25 sn Los Angeles 281 Comment
  UCR192931  Allium peninsulare Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Royce Canyon, Griffith Park, Los Angeles 320 Comment
  UCR273151  Allophyllum divaricatum R. G. Swinney 2011-5-6 14611 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  SEINET4044460  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR100414  Allophyllum glutinosum Scott D. White, Chet McGaugh 1995-5-16 3083 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
  POM319113  Allophyllum glutinosum Patricia Wilder 1970-5-28 4740 Los Angeles Up small canyon near road, about two miles south of Tanbark Flat in San Dimas Experimental Forest. 610 Comment
  RSA334147  Allophyllum glutinosum R. F. Thorne, Carlos Munoz 1969-6-17 38028 Los Angeles San Gabriel Mountains, Angeles National Forest: E-facing slope along road through chaparral, lower end of San Antonio Canyon. 762 Comment
  UC23573  Allophyllum integrifolium H. M. Hall 1899-6-22 1266 Los Angeles head of San Gabriel R.; San Antonio Mts., San Gabriel R. 2438 Comment
  RSA0092469  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 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
  UC56683  Alnus rhombifolia Ernest Braunton 1903-1-10 788 Los Angeles Arroyo Seco Comment
  UCR208346  Alnus rhombifolia O. F. Clarke 2004-7-11 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  RSA188025  Amaranthus albus R. F. Thorne 1966-4-29 36293 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  RSA606941  Amaranthus albus L. C. Wheeler 1946-9-1 6329 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  RSA402991  Amaranthus deflexus Anstruther Davidson 1930-9-17 s.n. Los Angeles Los Angeles. Comment
  RSA625863  Ambrosia acanthicarpa Scott D. White 1998-4-19 6270 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  UCSB27676  Ambrosia acanthicarpa Lavinger, S. 1975-10-6 Los Angeles On Los Angeles Crest Highway, 0.3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
  RSA585027  Ambrosia acanthicarpa Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA177877  Ambrosia chamissonis var. chamissonis Percy C. Everett 1965-5-11 34552 Los Angeles Santa Catalina Island, behind North Beach at Little Harbor. 2 Comment
  CAS-BOT-BC45002  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  UCR24357  Ambrosia confertiflora John C. Roos 1942-10-10 1722 Los Angeles Westwood Village, Malcolm Ave. and Santa Monica Blvd. 98 Comment
  LA91068  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 AP Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR19475  Ambrosia trifida John C. Roos 1937-9-7 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  POM122282  Amelanchier utahensis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  UCR208869  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles San Gabriel Valley, Puddingstone Dam, San Jose Hills 274 Comment
  SEINET10849939  Amomum Heidi H. Schmidt 1999-10-14 Schmidt 3859 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC180603  Amorpha californica var. californica Charles Piper Smith 1914-6-20 2871 Los Angeles Mt. Wilson-Sierra Madre trail Comment
  RSA608898  Amorpha californica var. californica L. C. Wheeler 1931-5-5 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA682717  Amorpha californica var. californica LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1110 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA0079994  Amsinckia douglasiana H. L. Bauer 1931-3-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA187836  Amsinckia intermedia R. F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island. Above Moonstone Cove. 15 Comment
  UC551850  Amsinckia intermedia F. R. Fosberg 1932-5-5 10643 Los Angeles hills n of Avalon; Santa Catalina Island Comment
  UCR186875  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA499965  Amsinckia intermedia B. C. Templeton 1968-2-25 11391 Los Angeles Near isthmus, Santa Catalina Island. Comment
  SEINET9119016  Amsinckia intermedia E. Adams 1978-1 S.N. Los Angeles Pomona, behind Calif. Polytechnic Univ. health unit. Grassy hillside. Comment
  SBBG118435  Amsinckia menziesii var. menziesii J. Henrickson 1979-4-18 17819 Los Angeles just N of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons 362 Comment
  SBBG63561  Amsinckia tessellata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SEINET1004524  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26120 Los Angeles Western San Gabriel Mtns.; Castaic Messa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR219818  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA403044  Amsonia tomentosa var. tomentosa Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
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Sep 23 2017
  SBBG128303  Anagallis arvensis M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 28 Los Angeles Deer Valley Trail 62 Comment
  RSA545245  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 21 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  SD45608  Anagallis arvensis Darley F. Howe 1953-5-2 2273 Los Angeles Hillside at mouth of Wain Canyon, Catalina Island Comment
  POM257565  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  RSA593407  Anthemis cotula Steve Boyd, Orlando Mistretta 1996-5-23 8814 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR136837  Anthemis cotula John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  SEINET2044244 Image available Antheropeas wallacei Norman C. Cooper, D. Cooper 1948-4-21 2681 Los Angeles Littlerock. 762 Comment
  LA52030  Antirrhinum coulterianum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UC26360  Antirrhinum coulterianum Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  RSA226924  Antirrhinum coulterianum Robert F. Thorne, C. W. Tilforth 1971-6-17 39959 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  POM354866  Antirrhinum multiflorum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  SBBG105396  Antirrhinum multiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -152 a Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UC1012243  Antirrhinum multiflorum Francis W. Pennell 1940-6-26 26003 Los Angeles Mount Wilson 1676 Comment
  UC150064  Antirrhinum nuttallianum subsp. nuttallianum LeRoy Abrams 1902-6-8 2496 Los Angeles Playa del Rey Comment
  CATA642  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1991-4-16 1109 Los Angeles Santa Catalina Island: Near lower end of Renton Mine Road 201 Comment
  POM354888  Antirrhinum nuttallianum var. nuttallianum F. R. Fosberg 1930-6-6 S 2993 Los Angeles Del Ray Comment
  RSA177679  Aphanisma blitoides R. F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Near Ballast Point, E side of Catalina Harbor, Santa Catalina Island 45 Comment
  RSA714521  Aphanisma blitoides A. C. Sanders 2005-4-8 29323 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG20500  Aphanisma blitoides E. R. Blakley 1963-12-7 6359 Los Angeles E end of Pyramid Cove 3 Comment
  RSA682616  Apiastrum angustifolium Scott D. White, Michael Honer 2003-5-7 9227 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA596090  Aquilegia formosa Tim S. Ross, S. D. Boyd 1995-6-28 8637 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA0021513  Arabis glabra Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5142 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC10164  Arabis pulchra Dr. A. Davidson 1909-5-10 Los Angeles Lancaster Comment
  RSA639887  Arceuthobium californicum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  POM354170  Arceuthobium campylopodum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  SBBG119159  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles Forest Service Rd 4N06 (Mescal Cyn), ca. 2.6 mi N of Big Pines Rd, ca. 10 mi W of FS Rd, ca. 75 m S of only point where stream crosses rd; T4N R8W 1585 Comment
  RSA637497  Arctostaphylos Valerie L. Soza, Kent Hughes 1999-6-17 565 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  SBBG39159  Arctostaphylos catalinae E. R. Blakley 1962-10-5 5434 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  RSA626692  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15713 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626694  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15725 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA629093  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20220 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA42416  Arctostaphylos glauca O. A. Plunkett; 1926-4-3 sn Los Angeles Devil's Punch Bowl, Little Rock Comment
  RSA630373  Arctostaphylos glauca L. C. Wheeler 1967-5-15 9587 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 533 Comment
  RSA631523  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15657 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631540  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15717 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631561  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15805 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631675  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22067 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  SFV2645  Arctostaphylos glauca P. G. Kilburn 1957-12-28 577 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. South-facing, dry slopes. Comment
  UCR258857  Arctostaphylos glauca R. G. Swinney 2010-5-19 12809 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA634352  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22078 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634354  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20626 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634732  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20563 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634734  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20430 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
  RSA634833  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22058 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635106  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20424 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
  RSA635168  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22014 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635253  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20641 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA603615  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  CHSC26539  Argemone munita subsp. munita Barry White 1969-4-12 190 Los Angeles 30 miles North of Azusa, 1 mile So. Of Crystal Lake on Hwy. 39 in San Gabriel Mtns. 762 Comment
  CAS-BOT-BC248307  Argyranthemum foeniculaceum R. E. Riefner, Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 mi from Paseo del Mar St. at Palos Verdes Dr. West 89 Comment
  RSA722083  Argyranthemum foeniculaceum R. E. Riefner 2007-3-10 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar St. at Palos Verdes Dr. West. 91 Comment
  UCR217343  Arida carnosa David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base 697 Comment
  IRVC29288  Aristida adscensionis Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 N side of Santa Susana Mtns. 305 Comment
  SEINET3918779  Aristida adscensionis Keith Dobry 1990-3-25 230 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  RSA202459  Aristida adscensionis var. modesta R. L. Armacost 1963-5-7 1640 Los Angeles Santa Monica. Comment
  CATA131  Artemisia californica Mark L. Hoefs, A. Douglas Propst 1973-3-14 99 Los Angeles Santa Catalina Island: Cape Canyon 289 Comment
  SBBG127987  Artemisia douglasiana M. L. Hoefs, S. A. Junak 1996-7-9 2735 Los Angeles Lower Cape Cyn Reservoir, Cape Cyn 237 Comment
  UCR270824  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  JEPS52167  Artemisia dracunculus Ernest C. Twisselmann 1966-9-8 12789 Los Angeles Upper Castaic Valley San Emigdio Range 1188 Comment
  LA202946  Artemisia tridentata T. A. Geissman; TAG- 41766 -ATS Los Angeles E of Saugus at start of Bouquet Canyon Road Comment
  RSA762882  Artemisia tridentata R. G. Swinney 2008-10-10 9577 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SBBG7635  Artemisia tridentata J. M. Tucker 1946-10-18 1468 Los Angeles vicinity of US Hwy 99, ca. 3 mi S of Lebec 1219 Comment
  SEINET6046651  Artemisia tridentata Unknown 1956-9-16 7239 Los Angeles San Gabriel Mountains. Guffy Camp, Blue Ridge. Comment
  RSA515712  Artemisia tridentata subsp. parishii Steve Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd, near the intersection with 25th St. West. Comment
  RSA0059642  Arthrocnemum subterminale Robert Gustafson 1980-8-29 1891 Los Angeles Ballona Wetlands, Area 1. Confined to the western part of Area 1. Comment
  CHSC36135  Asclepias californica K. Bridwell 1978-6-18 150 Los Angeles Charleton Flat campground, ca. 1/4 mi n of Hwy 2, ca. 30 mi ne of Glendale, Angeles National Forest. 1524 Comment
  RSA0104749  Asclepias californica R. G. Swinney 2008-6-18 9062 Los Angeles San Gabriel Mountains: Juniper Hills at Cruthers Creek bottom, Burkhart Trail. 1585 Comment
  POM247138  Asclepias eriocarpa Victor Duran 1933-7-25 3532 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  RSA0104729  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  UCR103489  Asclepias fascicularis David Charlton 1989-6-10 3208 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  SEINET10637045  Asclepias fascicularis A. R. Davis 1915-6-30 Davis s.n. 1915 Los Angeles Claremont, Palmer's Canyon Comment
  POM939  Aspidotis californica T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena. Comment
  SDSU2078  Asplenium vespertinum J. Ewau 1931-5-30 498 Los Angeles East Fork, Big Santa Anita Canyon; San Gabriel Mts. Comment
  POM11311  Aster greatae I. M. Johnston 1917-10-17 1761 Los Angeles Evey Canyon 915 Comment
  CAS-BOT-BC177526  Astragalus bicristatus Le Roy Abrams; E. A. McGregor 1908-7-5 646 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  UCD104700  Astragalus bicristatus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain. West slope of summit. 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
  CAS-BOT-BC182837  Astragalus douglasii Lewis S. Rose 1968-4-5 68019 Los Angeles 10 mi. e. of Gorman, Mojave Desert 853 Comment
  CAS-BOT-BC178341  Astragalus gambelianus C. F. Baker 1909-4-19 5334 Los Angeles Claremont Comment
  RSA415515  Astragalus gambelianus Anstruther Davidson 1891-6-26 s.n Los Angeles Santa Catalina Island Comment
  RSA533466  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  UCR124718  Astragalus lentiginosus var. antonius B. C. Templeton 1933-6-15 5138 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
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Jul 7 2009
  POM11404  Astragalus leucolobus P. A. Munz 1921-6-17 4614 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  SEINET10877851  Astragalus miguelensis Meryle B. Dunkle 1939-4-5 Dunkle 7267 Los Angeles Channel Islands Biological Survey. China Point, San Clemente Island. Comment
  SBBG43853  Astragalus nevinii M. R. Benedict 1971-6-27 Los Angeles low terrace, below E end of runway near Northwest Harbor Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA526480  Astragalus trichopodus T. S. Ross 1991-2-24 4320 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  SBBG37554  Astragalus trichopodus var. lonchus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 547 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  SBBG38919  Astragalus trichopodus var. lonchus K. K. Muller 1953-5-2 587 Los Angeles Swain Cyn above Camp Orizaba Comment
  CAS-BOT-BC194037  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  RSA188219  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1965-6-23 34979 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  RSA90709  Astragalus trichopodus var. lonchus F. W. Peirson 1908-4-18 7695 Los Angeles Point Fermin Comment
  CAS-BOT-BC199095  Astragalus trichopodus var. phoxus Alice Eastwood 1913-5-11 3138 Los Angeles San Fernando Wash Comment
  RSA655801  Astragalus trichopodus var. phoxus James Henrickson 2000-4-15 20700 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 Highway 14. 488 Comment
  RSA683891  Atriplex A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25474 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  SFV21955  Atriplex amnicola L. H. Garcia 2011-5-8 s. n. Los Angeles Malibu Lagoon. 5 Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  UCR140639  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 27 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  UCR259087  Atriplex canescens subsp. canescens R. G. Swinney 2010-10-15 14065 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  SBBG65415  Atriplex canescens var. canescens R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR94688  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13943 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR188676  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 02 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  SD40193  Atriplex leucophylla Edith A. Purer 1931-12-27 Los Angeles El Segundo Comment
  HSC95405  Atriplex micrantha A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  SEINET3156357  Atriplex microcarpa G. B. Grant, W. Wheeler 1904-4-21 2313 Los Angeles collected on Santa Catalina Island, Pacific Ocean, oof southern California Comment
  CAS-BOT-BC176358  Atriplex parryi A. D. E. Elmer 1902-6-1 3640 Los Angeles Lancaster Comment
  UCR47302  Atriplex rosea D. L. Koutnik 1978-9-3 s.n. Los Angeles NW of the jct of Saticoy and Winnetka in the San Fernando Valley 244 Comment
  RSA422253  Atriplex serenana Anstruther Davidson 1900-07 2941 Los Angeles City streets, Los Angeles. Comment
  CATA1745  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3173 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  POM318242  Atriplex watsonii Sharon La Bonde 1963-4-19 77 Los Angeles Isthmus of Santa Catalina Island. 3 Comment
  RSA678490  Atriplex watsonii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 150 Los Angeles San Clemente Island. North Head (NE side). Lower terrace slopes. 12 Comment
  RSA453980  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  CAS-BOT-BC146032  Avena barbata Louis C. Wheeler 1934-4-2 2499 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  SBBG12177  Avena barbata P. H. Raven 1962-4-9 17132 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA385385  Avena fatua Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  RSA534155  Avena fatua Timothy S. Ross 1991-5-17 5052 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  SFV22072  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles San Gabriel Mountains Foothills in area of Azusa and Irwindale, between 210 Freeway and Foothill Blvd. on west side of San Gabriel River channel. 169 Comment
  UC37424  Avena fatua J. Burtt Davy May 9 1896-May 24 1896 2496 Los Angeles near Manzana; Antelope Valley 1219 Comment
  RSA650455  Avena sativa Burgess Spring 1948-4-2 s.n. Los Angeles 1 mile East of San Dimas. 274 Comment
  RSA647909  Azolla filiculoides LeRoy Gross, Wayne Law 2000-8-8 258 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds 325 Comment
  UCR127645  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27137 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  LA203048  Baccharis glutinosa W. O. Griesel; Lee Haines 1935-10-20 sn Los Angeles Bouquet Canyon 761 Comment
  CHSC20910  Baccharis salicifolia Robert A. Schlising 1972-2-10 3010 Los Angeles Lopez Canyon, north of Pacoima. Comment
  CHSC85564  Baccharis salicifolia John Dittes 2003-12-23 855 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; drainage south of La Tuna Cyn. Road. 457 Comment
  UCR209149  Baccharis salicifolia Dan S. Cooper 2009-1-29 109- 26 .2 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  UCSB27664  Baccharis salicifolia Lavinger, S. 1975-10-27 Los Angeles On Bear Divide 1 mile west from its junction with Little Tujunga Road; Little Tujunga Canyon 609 Comment
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Nov 12 2014
  UC55077  Baccharis salicifolia subsp. salicifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  CAS-BOT-BC100025  Balsamorhiza deltoidea H. M. Hall 1904-6-1 6263 Los Angeles Tejon Pass 1280 Comment
  RSA439759  Batis maritima F. R. Fosberg 1930-7-7 454 Los Angeles Alamitos Bay 2 Comment
  CAS-BOT-BC136687  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
  CAS-BOT-BC75758  Berberis nevinii Margaret Stason; John Thomas Howell 1927-3-22 s.n. Los Angeles Pasadena. At the Devil's Gate in the Arroyo Seco. Comment
  CAS-BOT-BC75815  Berberis pinnata F. Grinnell Jr. 1910-6-11 s.n. Los Angeles San Gabriel Mountains. 1066 Comment
  UC75844  Bidens pilosa unknown 1903-6-1 Los Angeles Los Angeles Comment
  UC61696  Bloomeria crocea Geo. B. Grant 1904-4-24 5172 Los Angeles Catalina Island; at Isthmus Comment
  RSA367310  Bloomeria crocea var. crocea L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SFV15330  Boechera arcuata J. C. Dittes, D. Stolp 1990-3-10 42 Los Angeles San Gabriel Mountains 1.5 miles upstream of Big Tujunga flood control reservoir. 732 Comment
  CAS-BOT-BC136678  Boechera pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  CAS-BOT-BC14583  Boechera pulchra H. E. Hasse 1893-5-21 s.n. Los Angeles Acton. Comment
  SDSU21080  Boechera pulchra Ian Cain, Ryan Gilmore 2010-4-15 1389 Los Angeles West of Palmdale along Elizabeth Lake Road 4.21km west north west from intersection with Highland Avenue 936 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  CAS-BOT-BC95420  Bowlesia incana P. A. Munz; Street; Williams 1919-4-19 2471 Los Angeles Lone Hill Comment
  SBBG12444  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  UC195529  Boykinia rotundifolia D. L. Crawford 1915-7-15 551 Los Angeles mts near Claremont; Mts. near Claremont Comment
  UCR260328  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  POM241535  Brassica rapa Joseph A. Ewan 1932-2-20 7020 Los Angeles Below Stone Canyon, at campus University of California. Comment
  RSA679064  Brassica rapa V. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1459 Los Angeles Along Sunset Ridge Fire Road, approximately 2 km southwest of Sunset Peak. 1585 Comment
  POM58247  Brickellia californica C. F. Baker 1903-8-2 3696 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA642373  Brickellia californica Keith C. Hughes 1960-10-3 218 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  RSA330765  Brickellia microphylla Wayne E. Sawyer 1981-8-30 139 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  UC73946  Brickellia nevinii Rev. J. C. Nevin Los Angeles Newhall Mts. Comment
  UCD129640  Brickellia nevinii Anuja Parikh; Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, northwest of Del Valle. 120 Comment
  RSA314058  Briza maxima C. W. Tilforth 1983-6-21 2225 Los Angeles Along east wall of potting shed, RSABG, Claremont Comment
  SEINET10933822  Bromus carinatus F. R. Fosberg 1931-4-14 Fosberg S 4608 Los Angeles Middle Ranch Canyon. Santa Catalina Island. Creek bed. Upper Sonoran Zone. Eagle's Nest. Comment
  RSA385305  Bromus carinatus var. carinatus George R. Johnstone 1930-6-26 14666 Los Angeles Pine Flats 1677 Comment
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Jan 13 2015
  RSA547454  Bromus carinatus var. carinatus Timothy S. Ross 1992-5-17 6385 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 145 meters SSE of the mouth of Shoemaker Canyon. Comment
  UC1595318  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1990-6-18 3489 Los Angeles northerly to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  UC816274  Bromus carinatus var. carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island, Pebble Beach Pebble Beach; Santa Catalina Island, Pebble Beach Comment
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  SD98661  Bromus catharticus Jack L. Reveal 1977-5-8 1951 Los Angeles 11700 block of Densmore, Granada Hill. 199 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 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
  RSA592440  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  RSA658372  Bromus diandrus Naomi Zohman 1985-4-28 38 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCD58531  Bromus diandrus M. Mead 1972-4-30 24 Los Angeles Collected 1 mile NE of McCurdy Nature Center. Eaton Canyon. Comment
  UCR223678  Bromus diandrus R. G. Swinney 2009-6-12 11130 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR271914  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  IRVC26186  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  POM266276  Bromus grandis J. C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA363857  Bromus grandis Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon, [San Gabriel Mountains] 518 Comment
  RSA573465  Bromus grandis Timothy S. Ross 1992-5-8 6301 Los Angeles Glendora Ridge Road; steep northerly slope draining NW to Cattle Canyon; ca. 1480 meters NE of Peacock Saddle. 1146 Comment
  CAS-BOT-BC155385  Bromus hordeaceus John H. Thomas 1957-5-17 6760 A Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  UCR190728  Bromus hordeaceus R. G. Swinney 1990-3-24 1552 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  RSA92044  Bromus hordeaceus F. W. Peirson 1918-04 4198 Los Angeles Altadena. Comment
  CATA672  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-23 1161 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR101213  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-6-17 9943 Los Angeles Liebre Mountains region, Little Burnt Peak, at the divide b4tween the head of Fish and Burnt canyons, north of Burnt Peak and SE of Sawmill Mtn. summit. 1662 Comment
  POM363938  Bromus rubens Anstruther Davidson 1917-04 3229 Los Angeles E. Los Angeles. Comment
  RSA728773  Bromus rubens Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  SBBG38839  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles Pyramid Cove Comment
  UCR259568  Bromus rubens R. G. Swinney 2010-4-15 12229 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR269883  Bromus rubens Jeremiah George 2015-4-10 415- 10 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  UCR68936  Bromus rubens Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4245 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SBBG56627  Bromus secalinus M. N. Ackley -Apr-1929 Los Angeles Hyde Park 47 Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  RSA708574  Calandrinia ciliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1160 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  RSA466542  Calandrinia ciliata Thekla Mohr s.n. Los Angeles Los Angeles Comment
  RSA724616  Calandrinia ciliata K. Dobry 1990-3-25 225 Los Angeles Simi Hills at Dayton Canyon Comment
  SD252354  Calandrinia ciliata Steven A. Junak 2000-4-15 Sca 1204 Los Angeles Santa Catalina Island: on W side of road to Lone Tree, ca. 0.1 mile from junction w/ Divide Road; on open ridgetop. 479 Comment
  RSA533926  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-19 5233 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  SBBG13941  Calandrinia menziesii E. R. Blakley 1958-5-9 2271 Los Angeles hills 2 mi E of Gorman 1097 Comment
  CAS-BOT-BC80414  Calocedrus decurrens Joseph Andorfer Ewan 1936-8-2 9926 Los Angeles Cedar Canyon off Mescale Creek, San Gabriel Mts. 1920 Comment
  SEINET12048484  Calochortus albus R. C. Frampton n d s.n. Los Angeles N of Claremont in foothills of San Gabriel Mts Comment
  CAS-BOT-BC132270  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  CATA1029  Calochortus catalinae Mark L. Hoefs 1995-5-4 1950 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  UCR124945  Calochortus clavatus B. C. Templeton, I. W. Clokey 1930-5-13 1402 Los Angeles Western San Gabriel Mtns., Bouquet Canyon 600 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
  RSA377333  Calochortus clavatus var. gracilis Louis C. Wheeler 1932-6-12 811 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA587218  Calochortus kennedyi var. kennedyi Orlando Mistretta, Christine Mistretta 1995-5-2 1669 -A Los Angeles Carr Canyon. 1098 Comment
  CAS-BOT-BC132483  Calochortus plummerae Alice Eastwood 1906-5-27 58 Los Angeles Garvanza Comment
  RSA584768  Calochortus plummerae Timothy S. Ross 1992-7-17 6737 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  SBBG57742  Calochortus striatus W. B. Holt 1939-5-14 259 Los Angeles Lancaster Comment
  UCR167545  Calochortus striatus S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA670358  Calochortus venustus Bonnie C. Templeton 1947-5-21 6277 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA0034116  Calystegia felix Maureen Adler 2014-6-25 s.n. Los Angeles City of Long Beach. El Dorado East Regional Park, located between San Gabriel River (west) and Coyote Creek (east). 5 Comment
  CAS-BOT-BC224311  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor, San Clemente Island Comment
  RSA0106491  Calystegia macrostegia subsp. arida R. G. Swinney 2011-3-18 14155 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  CAS-BOT-BC221327  Calystegia macrostegia subsp. cyclostegia Peter H. Raven 1959-5-5 14057 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive near Beverly Glen Boulevard 137 Comment
  LA33940  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1959-2-23 13794 Los Angeles Santa Monica Mountains, Potrero Valley, 1.9 mi. from N Potrero Road, on Potrero Road to Hidden Valley 274 Comment
  CAS-BOT-BC215793  Calystegia macrostegia subsp. intermedia Le Roy Abrams 1901-6-18 s.n. Los Angeles Los Angeles 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
  RSA579681  Calystegia macrostegia subsp. intermedia J. Mallory, I. Anderson 1995-5-4 6456 -1 Los Angeles On old road leading into former gravel pit, just west on the Miller Brewery, south of the 210 Freeway, Irwindale. Comment
  RSA710776  Calystegia macrostegia subsp. intermedia R. K. Brummitt 1998-5-24 20019 Los Angeles San Gabriel Canyon between two dams; steep shrubby roadside bank. 400 Comment
  RSA422168  Calystegia occidentalis subsp. fulcrata Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Trail Comment
  RSA549516  Calystegia occidentalis subsp. fulcrata T. S. Ross, S. D. Boyd 1990-6-18 3470 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA771846  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2009-5-27 10906 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR189755  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-10 6389 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  UC23202  Calystegia peirsonii J. Burtt Davy May 9 1896-May 24 1896 2304 Los Angeles near Palmdale (Antelope Valley); , near Palmdale Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  POM250397  Camissonia bistorta I. W. Clokey, Bonnie C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon. 700 Comment
  RSA483715  Camissonia bistorta Richard Noyes, L. Arnseth 1988-4-30 508 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA0042038  Camissonia californica R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA654077  Camissonia californica Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 740 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
  RSA773533  Camissonia campestris R. G. Swinney 2009-4-29 10574 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA165711  Camissonia campestris Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn. Angeles National Forest. 1646 Comment
  RSA454722  Camissonia campestris subsp. campestris Gale Sphon 1955-06 s.n. Los Angeles Mount Pinos Comment
  NY679603  Camissonia cheiranthifolia subsp. suffruticosa F. R. Fosberg 1930-6-23 S 2989 Los Angeles Loc. Del Rey. 2 Comment
  POM38394  Camissonia cheiranthifolia subsp. suffruticosa Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UCR110904  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-22 22013 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  UCR191738  Camissonia hirtella A. C. Sanders 2008-4-23 35097 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA229023  Camissonia hirtella Robert F. Thorne, C. W. Tilforth 1971-6-30 40785 Los Angeles San Gabriel Mountains. 1555 Comment
  RSA448980  Camissonia hirtella Geo. L. Moxley 1916-5-31 328 Los Angeles [Sturtevant] Trail, San Gabriel Mts. Comment
  RSA708572  Camissonia ignota Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1158 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  RSA0019895  Camissonia intermedia Orlando Mistretta, Youssef Atallah 2011-8-16 6033 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA0069649  Camissonia pallida R. G. Swinney 2010-5-19 12832 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR194857  Camissonia pallida Stephen Reynolds 2008-4-16 s.n. Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, at base of a side canyon 1120 Comment
  RSA587250  Camissonia pallida subsp. pallida Orlando Mistretta 1994-5-13 1198 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  POM173505  Camissonia pallida subsp. pallida Ralph Hoffmann 1929-4-27 s.n. Los Angeles Little Rock Dam. North base of San Gabriel Mts. Comment
  UCR198512  Camissonia strigulosa Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCD103607  Camissoniopsis Gerald Dickinson 1962-3-29 4 Los Angeles 3 miles W of Topanga Canyon Road. Mulholland Dr. Santa Monica Mountains. 356 Comment
  SDSU3319  Camissoniopsis bistorta H. Wedberg 1957-3-26 12 Los Angeles About 1/4 mile east of Killgore Street, Playa del Rey. 32 Comment
  CAS-BOT-BC160517  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17284 Los Angeles San Clemente Island. On coast north of a point due west of Wall 2 30 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  SBBG20499  Camissoniopsis robusta E. R. Blakley 1963-12-7 6352 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  RSA279036  Cannabis sativa R. F. Thorne 1971-4-23 41488 Los Angeles San Gabriel Mountains: Angeles National Forest; Chantry Flats, above Santa Anita Canyon. 640 Comment
  UCR124570  Capsella bursa-pastoris B. C. Templeton 1932-6-17 4933 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA0116204  Cardamine flexuosa A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  RSA720362  Cardamine oligosperma LeRoy Gross 2007-3-30 2614 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  CAS-BOT-BC37900  Cardamine oligosperma Louis C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills. Normandy Drive, ca. 100 yards north of LA county-Pasadena city line. Comment
  CDA6817  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA584624  Carex alma Timothy S. Ross, Steve Boyd 1991-4-25 4597 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  RSA630257  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7040 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
  SEINET7549349 Image available Carex alma Scott D. White, Dave Bramlet 1998-8-11 7044 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2. USGS 7 1/2' Crystal Lake Quad. 1707 Comment
  RSA229061  Carex fracta Robert F. Thorne 1969-7-29 38843 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  UCR225165  Carex inversa Steve Boyd 2005-7-27 11635 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club) 247 Comment
  SEINET7572148 Image available Carex praegracilis Steve Boyd 1996-4-25 8695 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienega Canyon, south of Liebre Mountain. 914 Comment
  UCR185098  Carex praegracilis Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1677 Los Angeles San Gabriel Mountains, Indian Canyon Road, 4N37 Comment
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Oct 25 2011
  POM11449  Carex praegracilis Phillip A. Munz, R. D. Harwood 1920-3-13 3324 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  RSA656850  Carex schottii Valerie Soza, Laura Moore 2000-6-14 1015 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  RSA90850  Carex senta F. W. Peirson 1919-5-14 1625 Los Angeles W fork of Eaton Canyon 822 Comment
  RSA90858  Carex triquetra F. W. Peirson 1918-6-4 1635 Los Angeles Foothills east of Rubio Canyon 609 Comment
  HSC22402  Carpobrotus edulis A. Vandale 1965-5-8 Los Angeles Hwy. 101, N of L.A. Comment
  SBBG17966  Castilleja affinis E. R. Blakley 1963-4-7 5500 Los Angeles Little Harbor 15 Comment
  UCR129406  Castilleja affinis A. C. Sanders, Mark Elvin 2002-6-20 25248 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
  LA94902  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 29 Los Angeles 365 Comment
  OBI69326  Castilleja affinis subsp. affinis John Knapp, Denise Knapp 2003-5-10 67 Los Angeles Catalina Island 274 Comment
  RSA82230  Castilleja affinis subsp. affinis F. W. Peirson 1921-3-6 2725 Los Angeles San Gabriel Wash. 213 Comment
  POM97376  Castilleja affinis subsp. affinis Thomas Craig 1926-4-5 s.n. Los Angeles Johnson's Pasture, north of Claremont. Comment
  RSA295241  Castilleja affinis subsp. affinis J. Doty 1969-4-19 627 Los Angeles East side of Bouquet Canyon Road, 2.3 miles southwest of junction with County Road N-2; San Gabriel Mountains 976 Comment
  UCSB72244  Castilleja affinis subsp. affinis Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, .65 miles from its junction with Avalon Canyon Road, on Santa Catalina Island. 213 Comment
  UCR189886  Castilleja applegatei R. G. Swinney 1998-7-27 6500 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA748198  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12649 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA224102  Castilleja applegatei subsp. martinii Noel Holmgren, James L. Reveal 1966-5-30 2614 Los Angeles San Gabriel Mountains, 2 miles northwest of Mount Wilson top. 1646 Comment
  RSA448680  Castilleja applegatei subsp. martinii George R. Johnston 1930-9-14 14628 Los Angeles Edison Road above Dark Canyon. 762 Comment
  RSA725649  Castilleja exserta Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 424 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SBBG68628  Castilleja exserta subsp. exserta R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn 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
  SD234520  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26111 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  JEPS4832  Castilleja miniata Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1954-6-16 4212 Los Angeles near Paradise Trout Farm (Noal Berry's on maps) (sides of Big Rock Creek); Angeles National Forest, Big Rock Creek 1463 Comment
  RSA191190  Castilleja minor subsp. spiralis Robert F. Thorne, M. Z. Thorne 1967-7-19 37133 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  SBBG118771  Castilleja subinclusa subsp. subinclusa L. Gross with P. Morton 2004-6-10 1378 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  SD215668  Castilleja subinclusa subsp. subinclusa Steve Boyd, Timothy S. Ross 1997-3-21 9229 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon 1195 Comment
  CAS-BOT-BC38144  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3827 Los Angeles San Gabriel Mountains. Ridgetop to the west of Crystal Lake (ridge descending SSW from Mount Islip). 2036 Comment
  RSA0086404  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1995-4-11 1609 Los Angeles San Gabriel Mountains, Santiago Canyon. canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1006 Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  CAS-BOT-BC40216  Caulanthus lasiophyllus Carl B. Wolf 1932-5-9 3496 Los Angeles Santa Catalina Island, along road to Renton Mine, about due west of Pebbly Beach. 304 Comment
  SD52162  Caulanthus lasiophyllus Davison 1893-1 Los Angeles Lancaster Comment
  CAS-BOT-BC47918  Ceanothus arboreus A. J. McClatchie 1893-9-14 s.n. Los Angeles Catalina Island Comment
  UCR124414  Ceanothus cordulatus B. C. Templeton 1932-5-31 4847 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA650505  Ceanothus crassifolius G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon. 366 Comment
  UC80008  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles near Claremont (San Antonio Canyon) Comment
  UCD111439  Ceanothus crassifolius Kenneth A. Wilson 1961-2-8 842 Los Angeles Santa Susana Mountains. On Route 99 about 1 mile south of Route 6 intersection. Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  UCR204891  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  LA30363  Ceanothus crassifolius Mary V. Hood; 1943-1-13 48- 8 k* Los Angeles Foot Angelus Crest Hwy Comment
  CAS-BOT-BC48879  Ceanothus cuneatus Tim Ross; Steve Boyd 1993-5-23 7225 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 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
  JEPS46262  Ceanothus greggii var. vestitus A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mountains, N side Comment
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA654200  Ceanothus integerrimus Kelly Middleton, David Middleton 1988-5-8 2 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
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Jun 2 2014
  RSA774861  Ceanothus integerrimus R. G. Swinney 2009-6-24 11251 Los Angeles summit of Granite Mountain 1988 Comment
  SFV16097  Ceanothus integerrimus J. M. Kneitel 1995-4-9 19 Los Angeles San Gabriel Mountains 4.7 miles north of USFS ranger station on Angeles Crest Highway. 50m from road. 279 Comment
  UCR78124  Ceanothus integerrimus Wandalee Thompson 1964-4-11 5 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  CHSC95914  Ceanothus leucodermis LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) UTM Zone; 3788700N 0398715E. 1677 Comment
  RSA399125  Ceanothus megacarpus Richard C. Barkelew 1929-4-12 15829 Los Angeles Cahuenga Pass Comment
  RSA526550  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4236 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SD85109  Ceanothus megacarpus var. insularis M. Van Rensselaer 1937-7-1 Los Angeles Catalina Island Comment
  LA43641  Ceanothus megacarpus var. megacarpus James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1.1 mi and 1 block W of intersection, Beverly Glen and Mulholland Dr. Comment
  LA52226  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-2-8 4543 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  UCR217141  Ceanothus oliganthus Jonas A. Winbolt, Rocky Brown 2010-8-20 004 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA77488  Ceanothus spinosus F. W. Peirson 1921-2-26 733 Los Angeles Topanga Canyon Road, west end of San Gabriel Mts. Near summit of ridge, north slope 457 Comment
  SBBG16835  Ceanothus spinosus M. Vincent 1962-7-10 271 Los Angeles Mulholland Hwy near Stunt Rd, 3 mi S of Ventura Blvd. Comment
  SEINET13946093 Image available Ceanothus spinosus Peter H. Raven 1959-1 13825 Los Angeles Mount Hollywood Drive 0.8 miles S of Vista del Valle Dr; Griffith Park, 34 deg. 08', 118 deg. 18' W; elevation 1300 ft 396 Comment
  UCSB3902  Ceanothus vestitus Wedberg, H. 1958-7-24 Los Angeles Angeles Crest Hwy. between Vincent and tunnel. San Gabriel Mtns. Comment
  UCR270655  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC272111  Centaurea cyanus Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles N. Pomona Comment
  CDA7248  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles Ball field in SE corner of Imperial and Success Aves., Watts district, Los Angeles 0 Comment
  JEPS26162  Centaurea melitensis Peter H. Raven and Henry J. Thompson 1959-6-4 14323 Los Angeles Point Dume Santa Monica Mountains, Point Dume 45 Comment
  SEINET9294580  Centaurea melitensis Unknown 2002-5-7 1253287 Los Angeles Los Angeles Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  CAS-BOT-BC279596  Centromadia pungens subsp. pungens Le Roy Abrams; E. A. McGregor 1908-6-30 508 Los Angeles Lancaster, Mohave Desert Comment
  SD42642  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Betw. Palmdale and Littlerock Comment
  RSA252871  Centrostegia thurberi Robert F. Thorne 1973-5-11 43525 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  SBBG105393  Cerastium glomeratum R. M. Beauchamp 1976-5-22 4130 Los Angeles S side of Lemon Tank Cyn 397 Comment
  RSA441911  Cerastium glomeratum Charles F. Seymour 1902-4-9 s.n. Los Angeles 1500 west Pico Street, Los Angeles. Comment
  PASA1326  Cerastium viscosum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  POM6869  Cercocarpus betuloides Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2450 Los Angeles Puddingstone Canyon, San Dimas. Comment
  CHSC26363  Cercocarpus betuloides var. betuloides T. Ambrose 1966-4-23 64 Los Angeles 4 miles below Jackson Lake at Big Pines in the San Gabriel Mountains. 1219 Comment
  UC1745958  Cercocarpus betuloides var. betuloides Annetta M. Carter, Arthur Carter 1935-9-13 988 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  UC195335  Cercocarpus betuloides var. blancheae S. B. Parish 1916-3-31 10752 Los Angeles Descanso Canyon, Santa Catalina Island Comment
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Oct 7 2015
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  RSA698627  Cercocarpus ledifolius var. ledifolius J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2378 Comment
  RSA190888  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36877 Los Angeles Santa Catalina Island, Wild Boar Gully (Cercocarpus Arroyo). 137 Comment
  CAS-BOT-BC279517  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1933 Los Angeles Glendale, near Los Angeles Comment
  POM351648  Chaenactis artemisiifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM351715  Chaenactis fremontii John S. Garth 1948-4-21 2687 Los Angeles Littlerock 762 Comment
  SD52991  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Santa Monica Mountains, just south of Agoura. 259 Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  LA47053  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; 1960-5-15 15375 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  UC718267  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1935-5-23 Los Angeles 1/2 mi e of Gorman; Liebre Mts. 1158 Comment
  UCR252575  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12644 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
  CDA10721  Chaenactis glabriuscula var. glabriuscula G. C. Fleischman 1942-6-18 Los Angeles San Gabriel Mountains, near Sierra Madre. 0 Comment
  UC57420  Chaenactis glabriuscula var. orcuttiana J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  RSA0039133  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 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
  RSA757325  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-4 2302 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 57 per TRTP survey; 2008) 1137 Comment
  CAS-BOT-BC518702  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandond Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Natl. Forest bountary, 2.05 air mi due E of Angeles Forest Hwy, 0.8 mi due W of Mt. Emma Rd. 1350 Comment
  RSA772308  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles summit of Mt. Emma 1585 Comment
  UC579433  Chaenactis xantiana A. D. Gifford 1935-3-31 531 Los Angeles 5.6 mi nw of Redrock Mountain; Tejon 1280 Comment
  UCR51900  Chaenactis xantiana K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, on Lake Elizabeth Rd. (Hwy N2) 3.7 miles west of Johnson Rd., at Hughes Elizabeth Lake Union School 884 Comment
  SEINET11860938  Chaenactis xantiana H. M. Hall 1902-1 3073 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1067 Comment
  RSA0021290  Chamaesyce maculata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5085 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC17662  Chamaesyce melanadenia W. H. Brewer 1860-12-15 54 Los Angeles Santa Monica Comment
  RSA613023  Chamaesyce serpens L. C. Wheeler 1973-8-11 s.n. Los Angeles El Segundo Avenue and Prairie Street, Hawthorne. Comment
  RSA591664  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1966-9-21 8893 Los Angeles north fork San Gabriel Canyon, 1/4 mi. downhill from intersection of main road to upper Bichota Canyon 854 Comment
  RSA685709  Cheilanthes covillei L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  UCR189868  Chenopodium R. G. Swinney 1998-7-21 6485 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  SFV6437  Chenopodium K. A. Wilson 1974-5-29 1415 Los Angeles San Fernando Valley North Hollywood. Hatteras Street east of Beck Ave. Comment
  UCD97778  Chenopodium album A. C. Sanders 2003-5-22 26808 Los Angeles San Gabriel Valley, boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit), north of Santa Fe RR, east of the San Gabriel River channel. 170 Comment
  RSA423252  Chenopodium ambrosioides Joseph A. Ewan 1931-7-4 4725 ` Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  RSA749857  Chenopodium berlandieri A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36999 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UCR271130  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 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
  POM12243  Chenopodium californicum F. L. Robinson 1921-3-16 1 Los Angeles Claremont. 365 Comment
  POM19219  Chenopodium californicum P. A. Munz 1923-4-9 6641 Los Angeles San Clemente Island, east coast. Comment
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SBBG98413  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5283 Los Angeles W fk of Near-Death Cyn, draining to Mosquito Cove 304 Comment
  PASA2695  Chenopodium fremontii Frank W. Peirson 1924-10-26 5258 Los Angeles Arroyo Seco below California St. bridge, Pasadena 198 Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  RSA792020  Chenopodium pratericola Jane Tirrell 2012-8-20 LS 0167 Los Angeles South side California State Route 2 approx. 2 mi west of Dawson Saddle 2256 Comment
  UC519964  Chenopodium pumilio Louis Wheeler 1932-10-7 1428 Los Angeles San Gabriel 106 Comment
  CAS-BOT-BC179032  Chorizanthe brevicornu var. brevicornu Timothy S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and NE slopes. 1082 Comment
  UCR232383  Chorizanthe spinosa Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8023 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 45 m west of Sierra Highway and 125 m south of Avenue F 703 Comment
  IRVC28992  Chorizanthe staticoides A. C. Sanders 2003-6-18 26934 Los Angeles ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch N end of Santa Susana Mtns. 366 Comment
  POM306310  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1938-6-19 1386 Los Angeles Eaton Canyon, Altadena Comment
  SD38926  Chorizanthe staticoides Edith A. Purer 1931-5-4 2065 b Los Angeles Griffith Park Comment
  SEINET13203129 Image available Chorizanthe staticoides R. G. Swinney 2010-1 11834 Los Angeles San Gabriel Mountains: 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. (Oat Mt. 7.5' Q.) 442 Comment
  UCR255836  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 Los Angeles San Gabriel Mountains, 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. 488 Comment
  RSA586646  Chorizanthe xanti var. xanti Orlando Mistretta 1995-6-1 1764 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  UCR231382  Chrysanthemum parthenium Dan S. Cooper 2011-9-30 911- 130 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  RSA713911  Chrysanthemum parthenium R. E. Riefner 2006-6-12 06 -237 Los Angeles Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. 488 Comment
  UCR189961  Chrysolepis sempervirens R. G. Swinney 1998-8-27 6825 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  UCR276732  Chrysolepis sempervirens R. G. Swinney 2010-9-21 13850 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR193996  Chrysothamnus nauseosus R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM352121  Cichorium intybus Robert Gustafson 1980-7-9 1830 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA670310  Cirsium occidentale var. californicum Joseph M. Keefe 2001-3-19 31150 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  CDA14294  Cirsium occidentale var. candidissimum B. Villegas 1998-6-29 s.n. Los Angeles North Coast Ranges; Tejon Pass at Frazier Mtn. exit at I-5. Approx. 1219 Comment
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  POM6111  Cirsium occidentale var. occidentale J. Potter 1909-6-6 s.n. Los Angeles Claremont. Comment
  UCR133719  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S- 4876 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon, 2 miles above ranch 220 Comment
  UCR153952  Cirsium occidentale var. occidentale A. C. Sanders 2005-5-11 30196 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CAS-BOT-BC292691  Cirsium occidentale var. venustum Timothy S. Ross; Steve Boyd 1994-9-21 8300 Los Angeles Upper west summit area on broad northerly ridge extending n orthward toward Tentrock Canyon dranage, ca. 340-460 m ENE of Sandberg Triangulation Point, Liebre Mountain 1623 Comment
  RSA748586  Cistus incanus subsp. creticus Scott D. White, Justin M. Wood 2009-5-6 12645 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA649613  Cistus ladanifer Lori Ackerman, Gerald Braden 1988-4-22 8 Los Angeles North end of West Fork [San Gabriel] River. Comment
  RSA30665  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon. 427 Comment
  RSA752459  Clarkia bottae Justin M. Wood 2009-4-22 514 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UC56102  Clarkia bottae J. H. Barber 1897-6-25 Los Angeles canyon above Lang Comment
  POM153240  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mile north of Newhall Tunnel. 152 Comment
  RSA73320  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1921-5-18 2797 Los Angeles summit of Newhall Grade, near Newhall. 427 Comment
  CAS-BOT-BC172245  Clarkia cylindrica subsp. cylindrica Peter H. Raven 1959-5-3 14069 Los Angeles Mulholland Drive 0.5 miles east of Berverly Glen Boulevard, Santa Monica Mountains 411 Comment
  CAS-BOT-BC172098  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles Wilson's trail near Santa Anita Canyon 762 Comment
  RSA162766  Clarkia dudleyana J. D. Olmsted 1959-6-11 646 Los Angeles Evey Canyon, 1/2 mile west of junction with San Antonio Canyon NE of Claremont. Mt. Range: San Gabriel Mountains; Drainage Area: San Antonio Creek Comment
  RSA306317  Clarkia dudleyana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1379 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA545315  Clarkia dudleyana Tim S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  UCSB4293  Clarkia dudleyana Wilson, Richard 1958-5-16 Los Angeles 24 miles west of Palmdale; on U.S. 6 Mint Canyon area 762 Comment
  RSA670696  Clarkia elegans Bonnie C. Templeton 1947-5-21 6284 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  POM181837  Clarkia heterandra C. L. Hitchcock 1928-5-27 s.n. Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  UCD104847  Clarkia purpurea Gerald Dickinson 1962-5-19 43 Los Angeles 3 miles W of Topanga Canyon-Mulholland. 356 Comment
  UCR126785  Clarkia purpurea Mark A. Elvin 2003-6-12 2945 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  LA45507  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC450787  Clarkia unguiculata Fay A. MacFadden 1931-3-28 77 E Los Angeles Tuna Canyon Verdugo Hills Comment
  SEINET10492210  Clarkia xantiana Tim Holtsford 1992-5-30 Holtsford 920530 -1 Los Angeles Usfs rd 7n221, 0.5 mi past liebre mtn truck trail. [State hwy 138 e to la co rd N2. Se on n2 for 2.2 mi, then follow usfs 8n04 (ridge route) for 2.9 mi, then Left on leibre mtn truck trail for 0.6 mi, then right on 7n221 toward cold Spring for 0.5 mi.] Huge pop extending 30 m above, 30 m below, and 100 m a- Long rd. Exposed w-facing sand/gravel slope. Bromus rubus, lupinus sp., And Some small composite shrubs are all that's on this slope. Oak/digger woodland At edge of this gravel slope but only in a protected canyon--most of the sur- Rounding area is coastal scrub mixed with chapparal: nolina, salvia, arctosta- Phylos, eriogonum fasciculatum, chamise. Comment
  UCR182270  Claytonia parviflora R. G. Swinney 1998-4-14 6019 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
  UCR190407  Claytonia parviflora R. G. Swinney 2000-5-20 7692 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR265533  Claytonia parviflora Dan S. Cooper 2015-2-23 215- 39 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, end of Pony Cross Rd. 167 Comment
  UCR277136  Claytonia parviflora R. G. Swinney 2010-6-8 13227 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CATA1450  Claytonia parviflora subsp. parviflora Mark L. Hoefs, Robert F. Thorne 1996-4-6 2632 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA596921  Claytonia parviflora subsp. parviflora Timothy S. Ross, J. Mark Porter 1995-5-4 8524 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA729871  Claytonia parviflora subsp. utahensis R. G. Swinney 1999-5-22 7203 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  RSA746962  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles Glendora, Wildwood Canyon 329 Comment
  UCR223604  Claytonia perfoliata R. G. Swinney 2009-6-8 11079 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
  UC212907  Claytonia perfoliata subsp. intermontana D. L. Crawford 1915-6-30 Los Angeles mts above Claremont 2133 Comment
  UC412623  Claytonia perfoliata subsp. mexicana unknown 1905-4-16 797 Los Angeles Pasadena Comment
  UCR273549  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-6-22 15241 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
  RSA213420  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island. Comment
  RSA466694A  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1933-4-15 1635 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  SBBG69761  Claytonia perfoliata subsp. perfoliata M. N. Ackley -May-1923 784 Los Angeles New Verdugo Park, Glendale 304 Comment
  UC1929980  Claytonia perfoliata subsp. perfoliata V. Soza, LeRoy Gross 2002-4-3 1378 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  RSA466698  Claytonia perfoliata subsp. perfoliata Ella M. Kennedy 1923-3-17 s.n. Los Angeles S. Pasadena Comment
  CAS-BOT-BC91384  Clematis lasiantha Tim Ross 1992-7-17 6714 Los Angeles San Gabriel Mountains. Condor Peak and immediate vicinity. 1621 Comment
  SDSU9998  Clematis lasiantha J. Godsil 1953-3-15 591 Los Angeles Baseline road, north-west of Claremont. 366 Comment
  POM92  Clematis lasiantha L. R. Abrams 1901-04 1306 Los Angeles Santa Monica Mountains Comment
  RSA595416  Clematis ligusticifolia Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  UCSB12510  Clematis ligusticifolia Breedlove, Dennis 1961-8-4 Los Angeles near Peavine Campground; 3 mi W of Wrightwood on Big Pines Highway; San Gabriel Mtns 1828 Comment
  RSA440821  Cleome isomeris Ora M. Clark 1928-12-23 1385 Los Angeles Pallisades north of San Pedro. Comment
  UCR181116  Collinsia R. G. Swinney 1997-5-13 5523 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA747167  Collinsia callosa Orlando Mistretta 1992-6-23 602 Los Angeles Mt. Gleason. Comment
  SBBG66394  Collinsia heterophylla R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR138848  Collinsia parryi L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon, north side of ridge north of Cascade Canyon 1189 Comment
  SBBG127052  Colutea arborescens A. Parikh, N. Gale 2011-7-7 3544 Los Angeles Barley Flats, 4.3 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1690 Comment
  RSA747096  Conium maculatum A. C. Sanders, T. B. Salvato 2009-5-19 36835 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  SD5703  Constancea nevinii Mary S. Snyder Unknown Los Angeles San Clemente Island Comment
  CAS-BOT-BC215978  Convolvulus Timothy S. Ross 1995-5-21 8604 Los Angeles Near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary, 1800 ft SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' quad., San Clemente Island 353 Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  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
  RSA517161  Cordylanthus rigidus subsp. setiger Tim S. Ross, Orlando Mistretta 1990-10-9 3259 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  CAS-BOT-BC287754  Coreopsis bigelovii Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon Comment
  CAS-BOT-BC287756  Coreopsis bigelovii Louis C. Wheeler 1932-4-9 560 Los Angeles 4 miles W Fairmont, W Mojave Desert 914 Comment
  JEPS33623  Coreopsis bigelovii W. L. Jepson 1935-4-17 17068 Los Angeles Portal Ridge Comment
  RSA679956  Coreopsis bigelovii LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 861 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR221902  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA166484  Coreopsis californica W. G. Webb 1935-4-20 s.n. Los Angeles Lancaster Comment
  SEINET11837038  Coreopsis californica J. F. Bright 1934-1 9247 Los Angeles Santa Monica Coast Range Comment
  LA212211  Coreopsis douglasii Louis C. Wheeler; 1933-4-16 1646 Los Angeles SAN GABRIEL MOUNTAINS, Live Oak Canyon 426 Comment
  RSA188170  Coreopsis gigantea R. F. Thorne 1966-4-6 35913 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  CAS-BOT-BC105708  Corethrogyne filaginifolia Alice Eastwood 1915-8-25 4907 Los Angeles Duarte Comment
  CHSC95353  Corethrogyne filaginifolia LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  RSA717790  Corethrogyne filaginifolia R. G. Swinney, Dave W. Larson 1996-7-17 5121 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SBBG60680  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA93291  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1918-10-16 270 Los Angeles Pacoima Canyon 518 Comment
  RSA397487  Cornus occidentalis Geo L. Moxley 1917-8-18 617 Los Angeles Cienega, Southwest from Los Angeles Comment
  CAS-BOT-BC212115  Cornus sericea Geo. B. Grant 1901-1-1 217 Los Angeles Oak Knoll, Pasadena Comment
  RSA725847  Cornus sericea subsp. sericea R. G. Swinney 1997-6-25 5645 Los Angeles San Gabriel Mtns.: wet of rightwood, Blue Ridge Trail, ca. 1.2 mi SE of Hwy 2 in a small canyon tributry to Sawmill Canyon 2256 Comment
  RSA654657  Coronilla glauca Matt Brooks 1988-5-12 65 Los Angeles Hacienda Heights, Athel Dr. 0.2 miles east of its intersection with Oak Canyon Dr. Comment
  UCR219209  Coronopus didymus Lorraine Weller 2010-5-5 050510- 01 Los Angeles Culver City Community Garden, 10860 Culver Blvd., Culver City 18 Comment
  UCD40874  Cotula australis Larry M. MitIch 1983-12-30 s.n. Los Angeles Pasadena. Comment
  RSA600567  Cotula australis L. C. Wheeler 1961-2-25 7799 Los Angeles San Gabriel Mountains. Arroyo Seco. 586 Comment
  RSA602309  Cotula australis L. C. Wheeler 1946-12-14 6448 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  HSC24487  Cotula coronopifolia Arthur C. Gibson, Linda C. Gibson 1972-3-4 2776 Los Angeles Zuma Beach, near Point Dume Comment
  RSA596461  Crassula connata R. G. Swinney 1969-5-10 451 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 12 2010
  RSA0045233  Crassula connata var. connata R. G. Swinney 2010-3-11 11870 Los Angeles 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
  RSA423441  Crassula connata var. erectoides L. C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SBBG18719  Crocanthemum greenei E. R. Blakley 1963-4-10 5580 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA397728  Crossosoma californicum F. H. Elmore 1939-3-1 437 Los Angeles Santa Catalina Island Comment
  SBBG128306  Crossosoma californicum S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 35 Los Angeles Deer Valley Trail 92 Comment
  UC284963  Crossosoma californicum P. A. Munz and Milton Smith 1923-4-11 6767 Los Angeles Hay Ranch San Clemente Island (w coast of island) Comment
  LA204985  Croton californicus M. Epling; Carl Epling May 1925 sn Los Angeles San Fernando Valley Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  RSA592234  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA479348  Croton californicus var. mohavensis Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  SD254557  Cryptantha R. G. Swinney 2011-6-22 15245 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt Mooney, west of Devils Canyon, 0.4 mile E of Angeles Crest Hwy (Waterman Mt 7.5'Q) 1780 Comment
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Dec 6 2018
  RSA763147  Cryptantha circumscissa Justin M. Wood 2010-5-10 1628 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  RSA0031377  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-6-23 34943 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  POM368369  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-5-7 4835 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  RSA656413  Cryptantha intermedia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 679 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  SD186133  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Freeway east of the San Gabriel River channel. 157 Comment
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Apr 28 2009
  UC76153  Cryptantha intermedia Geo. B. Grant 1901-1 238 Los Angeles Pasadena Comment
  RSA607969  Cryptantha micrantha L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 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
  UCR190777  Cryptantha muricata R. G. Swinney 1999-7-5 7533 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0079550  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-16 7855 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR98823  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3772 Los Angeles San Gabriel Mtns., Natural depression SSW of Crystal Lake 1704 Comment
  RSA750205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-7-21 8311 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR259198  Cryptantha nevadensis var. rigida Mitch Provance, Callen Huff 2009-4-29 10699 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR84560  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1994-5-25 7950 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA716351  Cryptantha nevadensis var. rigida Andrea Edwards, Pam De Vries 2006-5-15 103 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0082881  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UC1871151  Cryptantha oxygona T. S. Ross 1991-4-30 4982 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCR265012  Cryptantha oxygona Mitch Provance, Callen Huff 2009-4-28 10663 Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1466 Comment
  RSA588738  Cryptantha oxygona Orlando Mistretta 1994-5-31 1285 Los Angeles San Gabriel Mountains: Santiago Canyon. N slope of Pacifico Mtn. 2076 Comment
  RSA0039258  Cryptantha pterocarya Ed Kentner, Onkar Singh 2014-4-4 369 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 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
  UCR222729  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA630749  Cryptantha similis L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA596423  Cryptantha simulans T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3365 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1731 Comment
  RSA603177  Cuscuta campestris L. C. Wheeler 1936-6-28 4193 Los Angeles 3 miles SE of El Monte. 76 Comment
  RSA79235  Cycladenia humilis var. venusta G. R. Campbell 1952-6-28 17290 Los Angeles South slope Mt. (''Baldy'') San Antonio 2499 Comment
  CAS-BOT-BC114310  Cyperus esculentus Ernest Braunton 1902-8-1 630 Los Angeles Cienega Comment
  CAS-BOT-BC114306  Cyperus esculentus George B. Grant 1902-5-1 245 Los Angeles Los Angeles. Comment
  UCR258690  Cyperus involucratus R. G. Swinney 2010-3-16 11919 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UC303949  Cyperus niger I. Johnston 1916-11-21 20 Los Angeles swamp at the Old Orchard San Antonio Canyon 914 Comment
  SBBG130604  Cyperus odoratus S. A. Junak 2000-10-12 SCa 1409 Los Angeles N side of Thompson Reservoir 195 Comment
  RSA0025152  Cystopteris fragilis Jane Tirrell 2012-6-11 LS 0064 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  RSA669284  Datisca glomerata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA761147  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SEINET6421149 Image available Datisca glomerata Victor Duran 1933-1 3518 Los Angeles San Gabriel Mountains, Sulphur Spring 1524 Comment
  UCR193711  Datisca glomerata R. G. Swinney, Dave Larson 1999-6-25 7418 Los Angeles San Gabriel Mtns., south fork of Fern Canyon, NE of Browns Flat 1341 Comment
  RSA421920  Datura stramonium F. R. Fosberg 1930-7-3 S- 3034 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR142702  Datura stramonium L. C. Wheeler 1933-12-12 2323 Los Angeles Transverse Ranges; San Gabriel Mountains, behind San Dimas Canyon Dam 412 Comment
  RSA187916  Datura wrightii Robert F. Thorne 1966-9-14 36632 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA648206  Datura wrightii Dan Milojevich 1981-5-15 41 Los Angeles 40 N. of Avocado orchard near Bld. 8, Cal Poly. Comment
  POM246436  Daucus pusillus F. R. Fosberg 1931-4-10 S- 4531 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  UC1605445  Daucus pusillus Tim Ross and Steve Boyd 1993-5-23 7254 Los Angeles ca. 700 meters s.-s.w Plum Spring (in upper Clearwater Canyon) (saddle between Red Mt's. long e. ridge and a small notched peak (3227 ft)); Green Valley U.S.G.S. 7.5' Quad., n.w. Los Angeles Co., Lieb 896 Comment
  UCR126856  Daucus pusillus A. C. Sanders 2003-4-29 26177 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UC187711  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles near the isthmus Santa Catalina Island Comment
  UC480891  Deinandra fasciculata Katharine Brandegee Los Angeles Redondo Comment
  UCSB22167  Deinandra fasciculata Tanowitz, Barry 1974-8-24 Los Angeles Along Hwy. 1 (Pacific Coast Hwy.) and Zumirez Rd., Malibu Comment
  SBBG36841  Deinandra minthornii D. D. Keck 1932-10-14 1953 Los Angeles N of Chatsworth city limits, on first hill W of Topanga Cyn Blvd, Santa Susana foothills Comment
  SFV9752  Deinandra minthornii J. W. Dole, G. F. Fisler 1977-10-28 s. n. Los Angeles Santa Susana Mountains Chatsworth. Diamond Bar Ranch. Edge of Simi Freeway among the big rocks. Comment
  UCR276734  Delphinium cardinale R. G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA647955  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  SBBG71719  Delphinium parishii subsp. parishii R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  IRVC27803  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  RSA398713  Delphinium parryi M. B. Dunkle 1932-5-28 2968 Los Angeles White's Landing, Santa Catalina Island. Comment
  OBI69293  Delphinium parryi subsp. maritimum John Knapp, Denise Knapp 2003-5-11 44 Los Angeles Catalina Island 259 Comment
  SD212710  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Newhall Ranch, River Park area East of I-5, North of Santa Clara River and West of Bouquet Canyon 351 Comment
  CAS-BOT-BC116261  Delphinium parryi subsp. parryi John Gill Lemmon 1888-5-1 S.N. Los Angeles Santa Catalina Mountains Comment
  RSA724385  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 418 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA0030018  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles Indian Canyon Road (4N37). Comment
  SD84842  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles Channel Islands, San Clemente Island Comment
  UC1598365 Image available Delphinium variegatum subsp. kinkiense R. M. Beauchamp 1967-3-18 290 Los Angeles In canyon north of Nanny; San Clemente Island, Calif. 243 Comment
  RSA0080775  Dendromecon rigida R. G. Swinney 2010-4-13 12188 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  RSA433213  Dendromecon rigida Geo. L. Moxley 1915-7-19 385 Los Angeles Arroyo Seco Canyon: ca. 1/2 mi above Switzer's Canyon 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
  RSA233593  Dendromecon rigida subsp. rhamnoides Robert F. Thorne 1970-3-5 39362 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Jan 22 2018
  RSA755842  Deschampsia elongata R. G. Swinney 2008-7-2 9115 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 1976 Comment
  SBBG118902  Descurainia pinnata S. Boyd with A. Maurice 2004-5-18 11312 Los Angeles Atmore Meadows area Comment
  UC10813  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  CAS-BOT-BC402274  Dicentra chrysantha Herman Knoche 1919-6-12 Series A, No. 798 Los Angeles Glendora Comment
  UCR204839  Dicentra chrysantha R. G. Swinney 2005-8-11 8457 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UC843550  Dichelostemma capitatum F. R. Fosberg 1931-3-25 S 4369 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 50 Comment
  CAS-BOT-BC499426  Dichelostemma capitatum I. W. Clokey; R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon 1600 Comment
  RSA15195  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1926-3-22 72 Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA717193  Dichelostemma capitatum subsp. capitatum Gary Kovnat, LeRoy Gross 2003-2-16 27 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA235249  Dichelostemma capitatum subsp. capitatum M. A. Piehl 1963-12-7 631050 Los Angeles San Clemente Island. Top of slope 0.1 mile from tip of Pyramid Head. 14 Comment
  RSA583033  Dichondra occidentalis T. S. Ross 1993-4-22 6879 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
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Jan 14 2008
  SBBG131942  Dichondra occidentalis S. A. Junak 2000-5-19 SCa 1318 Los Angeles N-facing slope overlooking Button Shell Beach, N side of ridge between Button Shell Camp and White's Landing, just W of powerline route 164 Comment
  SD30597  Digitaria sanguinalis E. A. Purer 1931-9-4 2338 Los Angeles Back yard LA Comment
  CAS-BOT-BC152897  Diplacus brevipes I. M. Johnston 1918-5-15 s.n. Los Angeles Claremont Comment
  RSA65169  Dodecahema leptoceras F. W. Peirson 1951-1 1777 Los Angeles Rubio Wash, Altadena Comment
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Dec 17 2015
  PASA9  Dodecatheon clevelandii Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  POM6866  Dodecatheon clevelandii P. A. Munz, L. T. Street, G. Williams 1919-3-8 2293 Los Angeles Pomona. Comment
  SD236388  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mts.: Columbine Spring, north slope of Pine Mountain Ridge and Flowing into Rairie Fork, 0.3 mi. south Camp Lupine. 2195 Comment
  UCR192897  Dodecatheon redolens R. G. Swinney 1999-8-14 7631 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
  UCR150386  Draba corrugata L. C. Wheeler 1970-7-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, N slope of Mount Hawkins Comment
  CATA1809  Dryopteris arguta Benjamin E. Carter 2012-8-23 6994 Los Angeles Santa Catalina Island: Below and west of Airport Road north of Middle Ranch Road 370 Comment
  RSA723078  Dryopteris arguta LeRoy Gross, Naomi Fraga 2006-1-20 s.n. Los Angeles East end of the Verdugo's. North side of the main crest. A small draw south of Deer Creek that drains into Deer Creek, off of Beaudry Road. Southwest of Debris Basin. 412 Comment
  UCR151220  Dryopteris arguta Scott D. White 2000-8-25 8131 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest 884 Comment
  UCR217409  Dryopteris arguta R. G. Swinney 2009-2-26 10044 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  POM120346  Dryopteris arguta George B. Grant 1903-02 s.n. Los Angeles Covina, Cal. Comment
  RSA650213  Dryopteris arguta Henry Pasek 1949-2-2 s.n. Los Angeles Campus Cal Poly 228 Comment
  UCR24175  Dudleya cymosa subsp. minor John C. Roos 1942-5-23 1062 Los Angeles San Gabriel Mtns., Near Chantry Flats 671 Comment
  POM265683  Dudleya cymosa subsp. pumila J. C. Roos 1942-5-23 1062 Los Angeles near Chantry Flats, Santa Anita Canyon. Comment
  SD70418  Dudleya cymosa subsp. pumila Frank W. Peirson 1918-7-7 262 Los Angeles Ontario Ridge, San Gabriel Mountains. 2590 Comment
  JEPS49946  Dudleya densiflora J. T. Howell 1928-6-12 Los Angeles Fish Canyon San Gabriel Mtns Comment
  RSA397777  Dudleya lanceolata Thomas Moore 1947-4-15 16 Los Angeles El Segundo sand dunes. Comment
  UCD101922  Dudleya lanceolata Daryl Koutnik 1975-5-24 s.n. Los Angeles Gleason Canyon, San Gabriel Mountains. Comment
  SD132742  Dudleya virens James C. Dice, Rowena Thompson & Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, on north-facing slope along south edge of Palos Verdes Drive South. 64 Comment
  UCR258959  Dysphania botrys R. G. Swinney 2010-9-13 13816 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
  CHSC3716  Dysphania multifida Sue Boergadine 1966-5-10 Los Angeles San Rafael Hills. 213 Comment
  UCR17826  Dysphania multifida O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  UCR180183  Echinochloa crus-galli R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., north of Glendora, Littloe Dalton Debris Basin 366 Comment
  RSA311435  Echinodorus berteroi Conrad Schlum 1976-7-6 s.n. Los Angeles Puddingstone Lake, Bonnelli Park, San Dimas. Comment
  CHSC108488  Ehrharta calycina LeRoy Gross 2007-4-6 2620 Los Angeles Transverse Ranges; Verdugo Mountains region: South base of the range; Just east of Craig Canyon, at the intersection of Groton Drive and Hamline Place. Between the city of Burbank and the south slope of the range. 288 Comment
  UCR281300  Ehrharta calycina R. G. Swinney 2014-5-19 16596 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SEINET10558271  Ehrharta calycina Ross 1991-5-17 Ross 5082 Los Angeles San Clemente Island: Sand dunes of coastal terrace at West Cove, SW of the new landing field. 6 Comment
  UCR256868  Ehrharta erecta R. G. Swinney 2010-8-16 13547 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  JEPS48970  Eleocharis coloradoensis L. C. Wheeler 1933-10-22 2192 Los Angeles San Gabriel Mts., Crystal Lake Comment
  CAS-BOT-BC112853  Eleocharis macrostachya LeRoy Abrams 1901-4-10 1452 Los Angeles Inglewood Comment
  UC111285  Eleusine indica Ernest Braunton July 1907 1281 Los Angeles Los Angeles Comment
  SEINET179628  Elymus elymoides subsp. californicus V. Duran 1933-7-9 Los Angeles Horse Flats San Gabriel Mtns Comment
  RSA589264  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner: 0.85 mile and ca. 152? SW of Three Sisters [buttes]. 959 Comment
  CAS-BOT-BC203402  Elymus glaucus subsp. glaucus I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains. Browns Flats 1371 Comment
  RSA647807  Elymus glaucus subsp. glaucus LeRoy Gross, Laura Moore 2000-6-5 231 Los Angeles Short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land 488 Comment
  UCR142727  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  SEINET4208559  Elymus glaucus subsp. jepsonii Tim Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles W end of San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. San Fernando 7.5' USGS quadrangle.; 0 1097 Comment
  UCR190056  Elymus glaucus subsp. virescens R. G. Swinney 1998-9-7 6930 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  RSA733358  Emmenanthe penduliflora A. C. Sanders 2003-4-28 26137 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SBBG31323  Emmenanthe penduliflora var. penduliflora R. F. Thorne with P. C. Everett 1966-5-11 Los Angeles N side of N beach of Little Harbor 15 Comment
  UCR222983  Encelia actoni R. G. Swinney 2009-5-13 10769 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  OBI2903  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 823 Comment
  RSA728298  Ephedra nevadensis G. D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1953 Los Angeles Fort Tejon Road Comment
  UCR123805  Ephedra nevadensis Steven R. Hill, K. Kramer 2001-4-22 33366 Los Angeles Southwestern Mojave, N foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 mi west of California Route 14, 0.9 mi west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 854 Comment
  SBBG89562  Ephedra viridis J. Adams 1964-5-1 33 Los Angeles just S of town of Valyermo 1280 Comment
  RSA0029904  Ephedra viridis Robert F. Thorne 1969-6-26 38198 Los Angeles San Gabriel Mts., Angeles National Forest: In Big Rock Creek Canyon at Sycamore Flat Campground, SW slope of Pinyon Ridge. 1296 Comment
  RSA448533  Epilobium angustifolium subsp. circumvagum Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA529911  Epilobium brachycarpum Tim S. Ross 1991-8-16 5819 Los Angeles San Gabriel Mountains, Horse Flats. 1720 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
  CAS-BOT-BC166199  Epilobium canum subsp. canum Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  CAS-BOT-BC166267  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon, San Gabriel Mts. 304 Comment
  RSA128784  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13746 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 427 Comment
  RSA588432  Epilobium canum subsp. canum E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA588434  Epilobium canum subsp. canum Blanche Trask 1900-11 s.n. Los Angeles Catalina Island, Avalon. Comment
  UC107737  Epilobium canum subsp. canum J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  JEPS44023  Epilobium canum subsp. latifolium Frank W. Peirson 1920-9-13 2282 Los Angeles San Antonio Canyon San Gabriel Mountains 2133 Comment
  JEPS44040  Epilobium canum subsp. latifolium Frank W. Peirson 1918-6-30 123 Los Angeles Trail from Mt. Lowe to Mt. Wilson. Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR192950  Epilobium ciliatum Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, Griffith Park, Los Angeles 197 Comment
  RSA162772  Epilobium ciliatum subsp. ciliatum J. D. Olmsted 1959-5-13 622 Los Angeles In Evey Canyon, 1/4 mi. west of San Antonio Canyon. 701 Comment
  SBBG131548  Epilobium ciliatum subsp. ciliatum S. A. Junak 1999-7-16 SCa 1055 Los Angeles lower part of Cottonwood Cyn, below waterfall 12 Comment
  UCR209603  Epilobium glaberrimum R. G. Swinney 2008-7-2 9139 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UC1375301  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38842 Los Angeles n and below Lily Spring (at headwater of S. Fork Big Rock Creek, ca 2 mi s of Dawson Saddle, n-facing slope above Angeles Crest Hwy); San Gabriel Mts., Angeles National Forest 2316 Comment
  RSA324166  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR124645  Epipactis gigantea B. C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  UC1870341  Equisetum hyemale subsp. affine LeRoy Gross, Wayne Law 2000-8-8 245 Los Angeles [Coastal Plains & Basins; San Fernando Valley Basin region]; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. Near Comment
  RSA639360  Equisetum laevigatum L. C. Wheeler 1932-9-19 1384 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  SDSU1966  Equisetum laevigatum J. Godsil 1952-4-28 217 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  RSA608939  Equisetum telmateia var. braunii L. C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  RSA684665  Equisetum telmateia var. braunii Anonymous 9245 Los Angeles Glendale[?] Comment
  CAS-BOT-BC204583  Eragrostis mexicana subsp. virescens Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field 5 miles n. of Saugus Comment
  UCR143294  Eragrostis orcuttiana L. C. Wheeler 1931-9-1 47 Los Angeles Transverse Ranges; San Gabriel Mountains region, Citrus grove 2 miles north of Claremont 412 Comment
  UCD64533  Eragrostis pectinacea J. O. McMullin 1914-9-1 Los Angeles Casa Desierto. Comment
  UC1595399  Eremocarpus setiger Tim Ross and Annette H. Ross 1991-7-29 5683 Los Angeles Elephant Hill San Dimas USGS 7.5' quad, W Pomona, Puente Hills (low slopes at s base) 228 Comment
  RSA0034383  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 G Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  CAS-BOT-BC512643  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1910-6-11 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0107789  Eriastrum densifolium subsp. elongatum Geo L. Moxley 1913-7-26 s.n. Los Angeles Near San Fernando. Comment
  CAS-BOT-BC514413  Eriastrum densifolium subsp. mohavense Le Roy Abrams; E. A. McGregor 1908-6-30 518 Los Angeles Palmdale, Mohave Desert 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
  RSA599337  Ericameria cooperi subsp. cooperi Steve Boyd, Lauren Raz 1997-3-26 9365 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
  SDSU21095  Ericameria cooperi var. cooperi Ian Cain, Bruce Lund 2010-5-10 1405 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  UC284981  Ericameria cooperi var. cooperi P. A. Munz 1923-5-25 6790 Los Angeles n San Gabriel Mts. (at summit of grade); Mint Canyon Comment
  UC912306  Ericameria cooperi var. cooperi Herbert L. Mason 1926-4-26 2971 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
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Dec 19 2014
  RSA593487  Ericameria cuneata Steve Boyd, Orlando Mistretta, Valerie L. Sosa 1996-6-12 8842 -B Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  CAS-BOT-BC286760  Ericameria cuneata var. cuneata Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman - San Gabriel Mts. - near Pasadena 2590 Comment
  RSA0085503  Ericameria linearifolia R. G. Swinney 2010-6-1 13123 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  UC1118768  Ericameria linearifolia R. St. John 1928-2-27 3 Los Angeles Plot 47 X/Z Elizabeth Lake Quadrangle, Texas Canyon 609 Comment
  UCR149345  Ericameria linearifolia R. G. Swinney 1998-4-14 5995 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  UCR281673  Ericameria linearifolia R. G. Swinney 2014-4-10 16056 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC32823  Ericameria monactis Adolph Daniel Edward Elmer 1902-6-1 3668 Los Angeles Lancaster Comment
  UC444448  Ericameria nauseosa var. ceruminosa unknown 1853-9-1 Los Angeles Tejon Pass Comment
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  SEINET7950739 Image available Ericameria nauseosa var. hololeuca Unknown Unknown s.n. Los Angeles Lancaster Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  POM182357  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles Dume - La Sierra Canyon Divide. Santa Monica Mts. 518 Comment
  POM359437  Ericameria palmeri var. pachylepis F. R. Fosberg 1931-8-23 7289 Los Angeles Lomita Quarry, San Pedro Hills 100 Comment
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Jul 3 2014
  UC1118786  Ericameria palmeri var. pachylepis P. L. Johannsen 1933-12-14 204 Los Angeles 1 mi e and 1 mi s Calabasas; Calabasas Quadrangle Comment
  UC415687  Ericameria palmeri var. pachylepis Blanche Trask Oct 1899 s.n. Los Angeles Santa Catalina Island, 3 localities on opposite side of the island Comment
  UCR231384  Ericameria palmeri var. pachylepis Dan S. Cooper 2011-10-10 1011- 119 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Western Canyon, vicinity of '1 mile Tree 269 Comment
  RSA0036133  Ericameria parishii Chris Henne 1946-10-18 s.n. Los Angeles Chileo [Chilao] spar, off Angeles Crest Highway, Charlton Flats. Comment
  UCR223146  Ericameria parryi R. G. Swinney 2009-7-22 11328 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  SD230168  Ericameria pinifolia Louis C. Wheeler 1968-5-30 Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of campground. 1431 Comment
  UCR54514  Ericameria pinifolia S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  UCSB6731  Ericameria pinifolia Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mountain Range 1036 Comment
  RSA747327  Erigeron foliosus R. G. Swinney 2005-8-11 8441 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA774606  Erigeron foliosus R. G. Swinney 2009-7-29 11413 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR194021  Erigeron foliosus R. G. Swinney 1998-9-7 6928 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1 mi. west of summit of Pine Mountain 2659 Comment
  CAS-BOT-BC296198  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge, San Gabriel Mountains Comment
  POM357483  Erigeron foliosus var. foliosus Wm Martin 1971-8-18 s.n. Los Angeles San Gabriel Mountains. Comment
  SFV3882  Erigeron foliosus var. foliosus R. L. Armacost 1959-6-3 1171 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  SEINET5495487  Eriodictyon californicum J. Barber 1897-6-30 224 Los Angeles Alisa Canyon Comment
  SEINET6046086  Eriodictyon crassifolium Louis C. Wheeler 1967-5-23 9689 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC189113  Eriodictyon crassifolium var. crassifolium Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  SFV21789  Eriodictyon crassifolium var. nigrescens L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  SD53043  Eriodictyon traskiae Peter H. Raven 1962-5-20 17787 Los Angeles Santa Catalina Island; above White's Landing on Airport Road. 427 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
  RSA652154  Eriodictyon trichocalyx D. Bartholomew 1961-5-13 s.n. Los Angeles San Antonio Dam, along the Mt. Baldy Rd. Comment
  RSA654192  Eriodictyon trichocalyx Marilyn Porter 1991-5-17 18 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  SBBG133183  Eriogonum B. C. Templeton 1967-8-1 10218 Los Angeles half-mile N of Roundtop; San Gabriel Mtns 1890 Comment
  RSA595793  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-8 9025 Los Angeles Liebre Mountains region, hills at eastern edge of Mint Canyon, along Davenport Road, ca. 0.45 miles east of junction with Sierra Highway. 622 Comment
  UCSC011217  Eriogonum baileyi Adam Searcy 2015-7-10 77 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  LA32289  Eriogonum cinereum Henry J. Thompson; 1958-10-10 1807 Los Angeles 60 Comment
  UCR91413  Eriogonum cinereum Scott D. White 1995-3-15 2550 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0057901  Eriogonum davidsonii Richard G. Swinney 2010-9-7 13709 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA66338  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-12 4917 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  RSA749079  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UCR194063  Eriogonum davidsonii R. G. Swinney 1999-6-5 7259 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA393181  Eriogonum davidsonii Bonnie C. Templeton 1932-7-20 5022 Los Angeles San Gabriel Mountains: East Blue Ridge, Big Pines Parks 2134 Comment
  CAS-BOT-BC249775  Eriogonum elongatum var. elongatum Alice Eastwood 1915-8-25 4894 Los Angeles Duarte Comment
  UC1094047  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles hillside at nw end of campus University of California at Los Angeles Comment
  SBBG25544  Eriogonum fasciculatum var. fasciculatum D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  IRVC26644  Eriogonum fasciculatum var. foliolosum L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon San Gabriel Mountains 1433 Comment
  RSA650864  Eriogonum fasciculatum var. foliolosum A. G. Bower Jr. 1948-5-23 s.n. Los Angeles In San Gabriel Canyon. 549 Comment
  UCR50756  Eriogonum fasciculatum var. foliolosum A. C. Sanders 1988-5-18 7851 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 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
  UC1601626  Eriogonum fasciculatum var. polifolium I. M. Johnston 1917-7-28 1569 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains, N. Fk. San Antonio Canyon 2209 Comment
  CAS-BOT-BC253448  Eriogonum gracile Carl B. Wolf 1932-9-15 4083 Los Angeles 9 1/2 mi. above Saugus, opposite Glenwood's Cafe on Highway, Mint Canyon 457 Comment
  CAS-BOT-BC253473  Eriogonum gracile Geo. B. Grant 1901-8-15 s.n. Los Angeles Pasadena Comment
  UC56799  Eriogonum gracile Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCR210200  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns., junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
  RSA766473  Eriogonum kennedyi var. alpigenum Joseph A. Ewan 1934-8-7 8375 Los Angeles North of north Baldy, east slope Throop peak 2668 Comment
  UCR281973  Eriogonum maculatum R. G. Swinney 2014-4-18 16113 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCR280417  Eriogonum mohavense Onkar Singh 2014-3-18 4377 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  RSA393050  Eriogonum parishii Christopher Davidson 1974-8-1 2520 Los Angeles San Gabriel Mountains, Angeles National Forest: on Angeles Crest Highway, west of Islip Saddle 2134 Comment
  UCR271228  Eriogonum parishii R. G. Swinney 2011-6-14 15113 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  POM187758  Eriogonum plumatella Thos. Craig 1932-10-9 2027 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  UC1922354  Eriogonum roseum Scott D. White, A. Warniment 2006-7-6 11606 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  UC6445  Eriogonum saxatile J. H. Barber 1897-7-11 242 Los Angeles summit of Mt. Gleason Mt. Gleason Comment
  SD111594  Eriogonum umbellatum var. minus W. P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  UC586859  Eriogonum umbellatum var. minus Joseph Andorfer Ewan 1934-8-9 8309 Los Angeles about summit Mount Williamson San Gabriel Mts., Mount Williamson 2499 Comment
  SEINET6046032  Eriogonum wrightii Louis Wheeler 1968-7-23 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR209530  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA782008  Eriogonum wrightii var. subscaposum Elizabeth A. Kempton, Eric Paul 2006-8-5 422 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  RSA420583  Eriogonum wrightii var. subscaposum H. de Forest 1932-10-16 16769 Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  CAS-BOT-BC297945  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-24 7858 Los Angeles Liebre Mts. NE summit of Grass Mt: N slopes draining toward Elizabeth Lake, S slopes toward Green Valley 1389 Comment
  CAS-BOT-BC297961  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  RSA579237  Eriophyllum confertiflorum Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7413 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  RSA652850  Eriophyllum confertiflorum Ron Martinolich 1991-5-3 46 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  RSA773600  Eriophyllum confertiflorum R. G. Swinney 2009-6-24 11269 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCD132156  Eriophyllum confertiflorum Daryl Koutnik 1978-6-3 512 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  UCR124731  Eriophyllum confertiflorum B. C. Templeton 1932-8-25 5082 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UCR265014  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10669 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR68912  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4244 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA596005  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, J. Mark Porter 1995-5-4 8431 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA638928  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1967-5-15 9574 Los Angeles San Gabriel Mountains: South side Elmere Canyon near the mouth. 473 Comment
  SEINET13297609 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 15290 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UC1595331  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Orlando Mistretta 1992-7-24 6766 Los Angeles 76 degrees ene, 900 m distant from Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts. 1460 Comment
  POM308285  Eriophyllum confertiflorum var. confertiflorum Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3098 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC308344  Eriophyllum nevinii Nevin; Lyon 1884-4-1 s.n. Los Angeles San Clemente Island Comment
  UCR204201  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands, San Clemente Island 30 Comment
  SBBG61089  Eriophyllum pringlei J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  RSA660081  Eriophyllum wallacei Orlando Mistretta 1992-5-25 412 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0110611  Erodium brachycarpum Steven A. Junak 1999-4-24 SCa- 860 Los Angeles Santa Catalina Island. Plant stop, main road. 445 Comment
  CATA1127  Erodium cicutarium Mark L. Hoefs 1995-5-23 2094 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA598116  Erodium cicutarium Steve Boyd, Lauren Raz 1997-3-4 9141 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA653645  Erodium cicutarium S. Koukol, R. Koukol 1998-5-3 30 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  RSA592135  Erodium cicutarium Louis C. Wheeler 1967-3-3 9170 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  SBBG78443  Erodium moschatum E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  CAS-BOT-BC40722  Erysimum capitatum John Thomas Howell 1947-7-18 23395 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  CAS-BOT-BC40779  Erysimum capitatum Ernest C. Twisselmann 1959-6-2 5323 Los Angeles Summit of Liebre Mountain. 1706 Comment
  RSA772372  Erysimum capitatum R. G. Swinney 2009-5-20 10841 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  CAS-BOT-BC40702  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Road. Comment
  RSA720187  Erysimum capitatum var. capitatum LeRoy Gross 2007-3-13 2607 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
  UCSB2332  Erysimum capitatum var. capitatum Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns. 457 Comment
  UC855147  Eschscholzia F. R. Fosberg 1931-4-1 S 4438 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 75 Comment
  CAS-BOT-BC403165  Eschscholzia californica Philip A. Munz 1925-4-23 9456 Los Angeles San Gabriel Canyon 487 Comment
  UCR178619  Eschscholzia californica R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon, 'Owl Flats 473 Comment
Read comments
Jul 26 2010
  RSA509531  Eschscholzia californica var. peninsularis S. J. Myers, Ed LaRue 1989-3-27 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 884 Comment
  POM183617  Eschscholzia californica var. peninsularis J. Ewan 1929-5-4 3466 Los Angeles 1 mile from mouth of Santa Ynez Canyon, Santa Monica Mts. Comment
  PASA460  Eschscholzia minutiflora Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UC1202950  Eschscholzia minutiflora Theodore Mosquin 1958-4-11 3265 Los Angeles 1/2 mi n Pearblossom Comment
  UCR280693  Eschscholzia minutiflora R. G. Swinney 2014-4-10 16040 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
  RSA445471  Eschscholzia ramosa F. R. Fosberg 1931-4-13 S- 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  SBBG14239  Eschscholzia ramosa M. A. Piehl 1962-6-9 62356 Los Angeles China Pt 6 Comment
  CATA3413  Eucalyptus globulus Benjamin J. Dion, Julia A. Parish 2017-2-9 011 Los Angeles Santa Catalina Island: Interior; Quail Valley, 20 meters west of main driveway entrance 160 Comment
  SFV2967  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-11 985 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  UCD119355  Eucrypta chrysanthemifolia Kenneth A. Wilson 1961-3-1 885 Los Angeles Santa Monica Mtns. Mulholland Hwy about 2 miles west of Las Virgenes Hwy. Comment
  UC1614064  Euphorbia Charles M. Belshaw 1935-3-27 498 a Los Angeles s-face La Liebre; West Antelope Valley Comment
  RSA0012042  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SEINET3089563 Image available Euphorbia peplus J. Harry Lehr 1973-4-21 906 Los Angeles East Santa Anna Street west of State College Boulevard, Anaheim. Comment
  RSA308887  Euphorbia peplus Kay H. Beach 1943-5-4 652 Los Angeles San Dimas canyon about 1 mile above Guard Station, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  OBI70742  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mts: Burbank; Glen Oaks and Lamer St Comment
  SD125125  Euphorbia serpens Richard S. Felger 1986-5-6 Los Angeles San Marino, weed at Huntington Library Comment
  UCR273914  Euphorbia serpillifolia Steven A. Junak 2000-10-12 SCa- 1414 Los Angeles California Islands, Santa Catalina Island. Middle Canyon, along north side of Thompson Reservoir, northwest side of reservoir 204 Comment
  SBBG108426  Euphorbia spathulata T. Ross 1995-5-21 8600 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG112952  Euphorbia spathulata S. A. Junak 1998-6-12 SCa 727 Los Angeles E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  RSA650320  Eurotia lanata Marion P. Harthill 1972-7-6 s.n. Los Angeles Mojave Desert - Highway N4 Comment
  CAS-BOT-BC312235  Euthamia occidentalis Timothy S. Ross; Steve Boyd 1994-9-20 8268 Los Angeles Lower Spunky Canyon, this stretch draining SSE exiting into Bouquet Reservoir, Liebre Mountains 950 Comment
  SBBG80289  Extriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles Wilson Cove Comment
  CDA8358  Fatoua villosa Ben Miled 2008-6-14 PDR# 1353898 Los Angeles Sun Valley, 10645 Tuxford St. 0 Comment
  UCR266345  Festuca microstachys D. E. Bramlet 1999-4-27 2740 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  UCR270822  Festuca microstachys R. G. Swinney 2011-6-14 15139 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR90286  Festuca microstachys Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  UCR41730  Festuca myuros G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR267272  Ficus microcarpa R. E. Riefner Jr. 2014-7-27 14- 260 Los Angeles South Coast, city of Long Beach, north of East 2nd Street and west of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Avenue between Monroe Avenue and East Vista Street 6 Comment
  RSA3553  Filago californica C. B. Wolf 1932-5-9 3497 q Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  UCR50853  Filago gallica A. C. Sanders 1988-5-18 7820 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC874971  Foeniculum vulgare Carl B. Wolf 1932-10-3 4214 Los Angeles ca. 1 1/4 mi. from Wrigley Dr. on rd. to Renton Mine (about head of right fork of Pebbly Beach Canyon); Santa Catalina Isl. 304 Comment
  POM157959  Foeniculum vulgare George B. Grant 1904-08 s.n. Los Angeles Los Angeles. Comment
  POM211788  Foeniculum vulgare L. C. Wheeler 1933-8-14 2084 Los Angeles San Gabriel Mountians, San Dimas Canyon. 502 Comment
  UC2026478  Foeniculum vulgare Louis C. Wheeler 1946-10-26 6394 Los Angeles SAN GABRIEL MOUNTAINS: West side of San Gabriel Canyon. Comment
  RSA611485  Forestiera pubescens Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  UCD112548  Frangula californica Geoffrey Levin 1974-5-31 190 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  LA200806  Frangula californica subsp. californica Michael Neuman; January 1984 4 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  LA82205  Frangula californica subsp. californica O. H. Kappler; 1941-3-21 143 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  CAS-BOT-BC53324  Frangula californica subsp. cuspidata Frank W. Peirson 1921-5-20 4442 Los Angeles Little Rock Creek, San Gabriel Mts. 975 Comment
  CAS-BOT-BC223753  Frankenia salina Alice Eastwood 1906-6-2 161 Los Angeles San Pedro Comment
  RSA609015  Frasera parryi Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Mouth of San Dimas Canyon. Comment
  CAS-BOT-BC211009  Fraxinus velutina Geo. B. Grant 1902-6-1 472 Los Angeles Unspecified Comment
  POM244243  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  CHSC3677  Galium angustifolium Mary MacArthur 1966-5-26 32 Los Angeles Sivrtzers camp - San Gabriel Mts. 914 Comment
  CHSC3732  Galium angustifolium Sue Boergadine 1966-4-28 6 Los Angeles App. 8 mi NE of Newbell 914 Comment
  IRVC29639  Galium angustifolium A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26208 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA0116813  Galium angustifolium R. G. Swinney 2011-6-7 15092 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. 1768 Comment
  UCR151008  Galium angustifolium Scott D. White 1997-5-8 5083 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR228118  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-11 34675 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  CAS-BOT-BC499140  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 b Los Angeles San Gabriel Mountains. Mt. Wilson Rd, N of junction with Mt. Lowe Rd. 1569 Comment
  LA50685  Galium angustifolium subsp. angustifolium J. A. Ewan; 1931-5-16 4209 Los Angeles 320 Comment
  RSA607669  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga. 1494 Comment
  RSA87107  Galium angustifolium subsp. angustifolium J. T. Howell 1931-5-29 6564 Los Angeles Hills of Santa Monica Mts. at Santa Monica. Comment
  SBBG68821  Galium angustifolium subsp. angustifolium R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA523166  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4102 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  RSA529154  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5616 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA529209  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5609 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA756589  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2558 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCD121589  Galium angustifolium subsp. gabrielense A. C. Sanders; D. Malueg 1998-6-22 22026 Los Angeles San Gabriel Mts.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln, and along trail to the NE. 549 Comment
  UC888744  Galium aparine F. R. Fosberg 1931-4-15 S 4613 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  RSA529289  Galium aparine Tim S. Ross 1991-4-8 4465 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA286779  Galium bifolium Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44745 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  CATA1572  Galium catalinense Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2840 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove 6 Comment
  CATA3546  Galium catalinense Peter J. Dixon 2018-5-26 110 Los Angeles Santa Catalina Island: Channel side; West End of Island, Emerald Bay; from point between Emerald Bay and Howlands Landing, rocky bluffs near coast, n-facing. 10 Comment
  UCR143195  Galium catalinense C. B. Wolf 1932-5-11 3553 Los Angeles Channel Islands, Santa Catalina Island, west side of Isthmus Harbor 30 Comment
  RSA536051  Galium catalinense subsp. acrispum Tim S. Ross 1991-5-21 5401 Los Angeles San Clemente Island, E fork of Box Canyon near its junction with the westerly fork 453 Comment
  JEPS5159  Galium hallii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4211 Los Angeles in rocky flood bed of upper middle reaches of creek San Gabriel Mts., Angeles National Forest, Big Rock Creek (n side of mts) 1584 Comment
  UCD121775  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 972 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  CAS-BOT-BC494155  Galium jepsonii Valerie Soza 2004-6-17 1723 a Los Angeles San Gabriel Mountains, along Pacific Crest Trail, from Cloudburst Summit to Cooper Canyon, just below summit along Hwy 2 2103 Comment
  RSA0078384  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  JEPS19523  Galium parishii Peter H. Raven with H. L. Wedberg 1957-8-17 11210 Los Angeles slopes near summit of mt. San Gabriel Mountains, Mount San Antonio 3048 Comment
  SBBG31258  Gambelia speciosa R. F. Thorne 1966-4-6 35895 Los Angeles bluff above pebbly beach at S end of Moonstone Cove 3 Comment
  RSA309628  Garrya veatchii Walter Wisura 1983-8-30 3926 Los Angeles N slopes of Sunset Peak Comment
  UC1122719  Garrya veatchii H. A. Jensen 1933-1-30 261 Los Angeles Head of Little Dalton Canyon; Angeles National Forest, Pomona Quad. 1036 Comment
  UC1122737  Garrya veatchii Jerome S. Horton 1935-7-18 228 Los Angeles divide between East Fork San Dimas Canyon and San Gabriel Canyon; San Dimas Experiamental Forest, Cucamonga Quad. 1325 Comment
  RSA113813  Gayophytum heterozygum Harlan Lewis 1957-6-21 1105 Los Angeles San Gabriel Mts., 1 mile up road from Upper Chilao Recreation Area, Angeles Crest Highway. Comment
  RSA310133  Gayophytum oligospermum Wayne E. Sawyer 1981-6-25 62 Los Angeles Crest trail, 0.5 mi. W of Mt. Hawkins . San Gabriel Mountains. 2561 Comment
  UCD170710  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA390990  Geranium carolinianum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  RSA0028460  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 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
  RSA390985  Geranium rotundifolium Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA0108839  Gilia R. G. Swinney 2010-5-21 12898 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. Angeles Forest Hwy. and Mt. Emma Rd. W end of summit. 1299 Comment
  SBBG133186  Gilia V. Englert and W. F. Hoyer 2010-4-11 Los Angeles small drainage in Fire of 2009, just S and above Eagle Cyn 496 Comment
  UCR193432  Gilia Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, knoll on south side of Santa Clara River, 1.5 km west of Sand Canyon Rd., Santa Clarita 475 Comment
  RSA621041  Gilia aliquanta subsp. aliquanta J. Mark Porter 1998-4-27 11827 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  JEPS69443  Gilia angelensis Frank W. Peirson 1919-3-30 157 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  UCR62534  Gilia angelensis R. G. Swinney 1990-3-23 1538 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  LA52323  Gilia angelensis A. M. Johnson; 1932-5-5 3845 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Bel-Air, Westwood Comment
  RSA470102  Gilia angelensis M. Bisbee 1917-4-12 s.n. Los Angeles Hills, east end of Eagle Rock Valley Comment
  RSA470178  Gilia cana subsp. cana Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  UCD117652  Gilia capitata Garm Beall 1997-5-9 22 Los Angeles Mulhollad Highway, 1 mile east of Malibu Canyon Road. Comment
  RSA29729  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-28 790 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1143 Comment
  UCR191434  Gilia capitata subsp. abrotanifolia T. B. Salvato 2008-4-22 3315 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA470205  Gilia capitata subsp. abrotanifolia Robert Gustafson, Christopher Davidson 1977-4-20 411 Los Angeles Escondido Cyn. Road, about 1 mi NE of junction with Agua Dulce Cyn. Road. 762 Comment
  SBBG64438  Gilia inconspicua var. sinuata R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  RSA0088595  Gilia latiflora R. G. Swinney 2010-5-11 12674 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCR119742  Gilia latiflora B. G. Pitzer 1998-5-12 3677 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
  UCR166085  Gilia latiflora Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  LA206527  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  CAS-BOT-BC226337  Gilia latiflora subsp. davyi Robert F. Thorne; C. W. Tilforth 1973-4-20 43073 Los Angeles Mojave Desert: c. 1 mi SE of junction of Pearblossom and Antelope Valley Hwys and 4.5 mi NW of Pinyon Hills and Hwy 138 990 Comment
  UC494781  Gilia leptantha subsp. transversa T. Craig 1928-4-28 1043 Los Angeles Big Rock Creek Road to Los Angeles Co. Playground; Big Rock Creek Road to Los Angeles Co. Playground Comment
  CAS-BOT-BC401996  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-5-25 7887 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA0115690  Gilia ochroleuca subsp. bizonata A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Canyon Rd. 1143 Comment
  UC23817  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2326 Los Angeles Llano Verde Antelope Valley, , Llano Verde (West Palmdale) Comment
  CAS-BOT-BC401994  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4811 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  CAS-BOT-BC402074  Gilia ochroleuca subsp. vivida Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UC284822  Gilia ochroleuca subsp. vivida P. A. Munz 1923-5-26 6854 Los Angeles Vincent Gulch San Gabriel Mts., Vincent Gulch (Southern California) 2042 Comment
  CAS-BOT-BC402102  Gilia tenuiflora subsp. tenuiflora Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge 1493 Comment
  RSA723830  Ginkgo biloba Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Southeast corner of E. 1st St. and Amherst St. Adjacent to the north side of the building called International Place. 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
  JEPS11822  Githopsis diffusa subsp. diffusa Frank W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Trail San Gabriel Mountains 1066 Comment
  SEINET10906034  Githopsis diffusa subsp. diffusa Davidson 1892-1 Davidson s.n. Los Angeles Near Los Angeles Comment
  POM50890  Gnaphalium beneolens L. R. Abrams 1901-4-6 1398 Los Angeles Monte Vista Comment
  POM358791  Gnaphalium californicum Robin S. Collins 1973-5-15 263 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  UCR95769  Gnaphalium canescens subsp. microcephalum Lauren Raz, Steve Boyd 1996-10-23 027 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  POM4636  Gnaphalium chilense W. R. Shaw s.n. Los Angeles Claremont. Comment
  SBBG131528  Gnaphalium palustre S. A. Junak 1999-7-17 SCa 1065 Los Angeles NW side of Patrick Reservoir 411 Comment
  CAS-BOT-BC108971  Goodmania luteola Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  SEINET3197499 Image available Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q) 1220 Comment
  RSA0001218  Grindelia camporum var. australis P. A. Munz, I. M. Johnston 1928-9-4 11157 Los Angeles 3 miles east of Elizabeth Lake. Comment
  CAS-BOT-BC305264  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  CAS-BOT-BC305266  Grindelia hirsutula Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles Santa Monica Mountains. Point Dume 15 Comment
  JEPS26164  Grindelia hirsutula Peter H. Raven and Henry J. Thompson 1959-6-4 14344 Los Angeles Point Dume Santa Monica Mountains, Point Dume 15 Comment
  RSA339716  Guillenia lasiophylla R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55006 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  RSA717856  Guillenia lasiophylla R. G. Swinney 1997-5-13 5518 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  UCR95324  Gutierrezia californica P. H. Raven 1961-9-24 16758 Los Angeles Little Tujunga rd., 1.2 mi above jct with Gold Creek Rd. 793 Comment
  SEINET2052350 Image available Gutierrezia microcephala David Charlton, Robb Fishman 1990-8-30 3930 Los Angeles W. Mojave Desert: Palmdale, corner of Ave. R and 30th St. East. Ca. 1 mile S of Hwy 138. 807 Comment
  CATA1649  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1998-6-12 2932 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  CDA37892  Halogeton glomeratus J. L. Johnson 1977-8-1 s.n. Los Angeles Lancaster. 0 Comment
  CAS-BOT-BC307288  Hazardia squarrosa var. grindelioides Alice Eastwood 1917-7-20 6444 Los Angeles Santa Catalina Island Comment
  CHSC85562  Hazardia squarrosa var. grindelioides John Dittes 2003-12-23 854 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  HSC4536  Helianthemum scoparium David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA295260  Helianthemum scoparium Jon Nickoloff 1973-5-2 730502 -5 Los Angeles on ridge 600' N. of Mt. Wilson trail, Sierra Madre; S facing ridge. 304 Comment
  CAS-BOT-BC305425  Helianthus annuus Edgar A. Anderson 1943-8-22 s.n. Los Angeles Pasadena Comment
  UC32266  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  POM279065  Helianthus annuus subsp. lenticularis R. F. Thorne, C. W. Tilforth 1971-4-9 41531 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA593422  Helianthus gracilentus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8898 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG8409  Helianthus gracilentus H. and M. Dearing 1938-5-22 2599 Los Angeles Decker Ranch Rd Comment
  UCR206526  Heliotropium curassavicum A. C. Sanders, T. B. Salvato 2009-5-19 36821 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CATA1514  Heliotropium curassavicum var. oculatum Mark L. Hoefs, Steven A. Junak 1996-7-9 2727 Los Angeles Santa Catalina Island: Just below Middle Ranch Reservoir overflow, Middle Canyon 170 Comment
  RSA534109  Hemizonia clementina Timothy S. Ross 1991-5-17 5060 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  IRVC28994  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  RSA355899  Hemizonia fasciculata R. F. Thorne 1975-9-4 47380 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  SEINET11848435  Hemizonia pungens J. F. Bright, Wyman, C. 1931-1 5734 A Los Angeles in & around Hollywood Comment
  UCR186568  Herniaria hirsuta A. C. Sanders 2006-4-25 32198 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
  SBBG17881  Hesperocnide tenella P. H. Raven 1962-5-9 17701 Los Angeles cyn just N of Gray 304 Comment
  UCR277068  Hesperoyucca whipplei R. G. Swinney 2011-6-7 15079 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
  POM175548  Heterocodon rariflorum F. W. Peirson 1921-6-14 1210 Los Angeles Short Cut Canyon. 991 Comment
  CAS-BOT-BC143685  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-4 331 Los Angeles White's Landing, Santa Catalina Island Comment
  SBBG52927  Heteromeles arbutifolia F. C. Boutin 1967-4-23 Los Angeles Lemon Tank, dump site 304 Comment
  RSA0049475  Heterotheca fastigiata Richard G. Swinney 2010-5-7 12608 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA0074507  Heterotheca fastigiata Lyman Benson 1945-10-22 11901 Los Angeles Claremont. 335 Comment
  CAS-BOT-BC318873  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA0068235  Heterotheca grandiflora R. G. Swinney 2010-3-22 12084 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC310835  Heterotheca sessiliflora subsp. fastigiata Timothy S. Ross; Steve Boyd 1994-9-21 8287 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UCR180381  Heterotheca subaxillaris Scott D. White, Andrea Warniment 2006-7-6 11608 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SBBG126040  Heuchera caespitosa O. Mistretta with C. Mistretta 2008-5-20 3136 Los Angeles Rincon Red Box Rd W fork of the San Gabriel River, N slope of Monrovia Pk; San Gabriel Mtns 1150 Comment
  RSA0066126  Heuchera elegans Sam Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1524 Comment
  UCR70857  Heuchera elegans F. Grennell 1911-1 s.n. Los Angeles San Gabriel Mtns, High mountains (Mt. Wilson) 1795 Comment
  RSA0063091  Heuchera elegans Mark Elvin, Anne Marie Ruff 1996-8-1 294 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road (gate). South side of road on curve. Comment
  RSA646129  Hirschfeldia incana Orlando Mistretta 1992-9-16 s.n. Los Angeles Oak Springs Trail; Tujunga Ranger District. 640 Comment
  RSA584855  Holodiscus discolor Tim S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 774 Comment
  RSA640507  Holodiscus microphyllus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Middle (Mt. ?) Hawkins. 2470 Comment
  SBBG17801  Hordeum intercedens P. H. Raven 1962-4-9 17141 Los Angeles near barracks, Wilson Cove 60 Comment
  CATA2206  Hordeum jubatum Sara L. Crockett 1997-2-24 75 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  POM50779  Hordeum jubatum A. D. E. Elmer 1902-06 3618 Los Angeles Lancaster. Comment
  UCR184046  Hordeum marinum A. C. Sanders 2007-4-19 33430 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0057929  Hordeum murinum Richard G. Swinney 2010-3-18 11988 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  SBBG17972  Hordeum murinum E. R. Blakley 1963-4-10 5600 Los Angeles 1 mi S of Avalon 30 Comment
  LA14698  Hordeum murinum subsp. glaucum LeRoy Abrams; 1903-4-9 3243 Los Angeles Inglewood Comment
  RSA601615  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-13 9491 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  JEPS44509  Horkelia cuneata subsp. puberula Frank W. Peirson 1919-4-5 362 Los Angeles 1/4 mi below the mountains (Borders of Eaton Canyon); San Gabriel Mts., Eaton Canyon 365 Comment
  UC56547  Horkelia cuneata subsp. puberula unknown 1902-4-29 205 Los Angeles N. Pomona Comment
  CAS-BOT-BC532298  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  UCR85826  Horkelia rydbergii T. S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
Read comments
Jul 27 2007
  RSA776849  Hulsea vestita subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-10 5302 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA589262  Hymenoclea salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR261338  Hypochaeris glabra R. G. Swinney 2010-4-1 12160 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
  RSA276043  Hypochaeris glabra Jack Delaini 1974-4-25 125 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 427 Comment
  RSA592828  Hypochaeris glabra L. C. Wheeler 1967-4-9 9183 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA94819  Hypochaeris glabra F. W. Peirson 1920-3-14 1469 Los Angeles Arroyo Seco, Pasadena. 442 Comment
  SEINET3831358  Imperata brevifolia Louis C. Wheeler 1964-1 8424 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  CDA5572  Ipomoea mutabilis T. C. Fuller 1963-4-25 10300 Los Angeles Opposite 357 West Channel Pd., Santa Monica. 0 Comment
  SD31210  Isocoma acradenia var. bracteosa Edith A. Purer 1931-4-28 1756 Los Angeles Palos Verdes Hills Comment
  RSA187791  Isocoma menziesii R. F. Thorne 36705 Los Angeles Santa Catalina Island: Dry sunny hillside near small reservoir W of Air Strip. 442 Comment
  LA88585  Isocoma menziesii var. vernonioides O. H. Kappler; 1944-3-12 547 Los Angeles 7 Comment
  POM359498  Isocoma menziesii var. vernonioides H. L. Bauer 634 Los Angeles Topanga Canyon. Comment
  SBBG96532  Jepsonia malvifolia M. C. Carroll 1990-9-29 3008 Los Angeles W of Lion's Head 60 Comment
  LA35996  Juglans californica Peter H. Raven; 1960-5-15 15361 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA19622  Juglans californica Fay A. MacFadden 1931-3-15 2597 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA597449  Juglans californica Tim S. Ross, Victor W. Steinmann 1995-5-8 8533 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  UCR95331  Juglans californica L. C. Wheeler 1967-4-30 9251 Los Angeles San Gabriel Mtns., Foothills c. 0.1 mi SE of mouth of Pacoima Canyon 473 Comment
  LA210278  Juglans californica var. californica Virginia Mars; 1951-3-31 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA616137  Juglans californica var. californica Louis C. Wheeler 1967-5-18 9631 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  CAS-BOT-BC412808  Juglans hindsii R. E. Riefner, Jr. 2014-8-6 14 -263 Los Angeles San Fernando Valley, City of Los Angeles, Van Nuys, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity of Haskell Creek at Woodley Park, E of Woodley Ave, W of San Diego Freeway, N of Burbank Blvd 213 Comment
  RSA593557  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  SBBG128425  Juncus acutus subsp. leopoldii M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1826 Los Angeles lower Middle Cyn, just below jct of rd to Ben Weston Beach 153 Comment
  SBBG128710  Juncus acutus subsp. leopoldii M. L. Hoefs 1955-5-23 2132 Los Angeles Middle Cyn at Thompson Reservoir Comment
  UCR182119  Juncus balticus R. G. Swinney 1997-6-19 5620 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA782111  Juncus bufonius A. C. Sanders, Dan S. Cooper 2010-4-30 38158 Los Angeles Madrona Marsh, Torrance. 24 Comment
  UCR274136  Juncus bufonius Steven A. Junak 1999-7-15 SCa- 1030 Los Angeles Channel Islands, Santa Catalina Island, Bulrush Canyon 238 Comment
  CATA1327  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2428 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  RSA762703  Juncus bufonius var. bufonius R. G. Swinney 2008-7-24 9338 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA584299  Juncus bufonius var. bufonius Timothy S. Ross, Orlando Mistretta 1993-5-26 7309 Los Angeles W end of the San Gabriel Mountains: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw, head of a tributary of Los Pinetos Canyon. 1043 Comment
  UCD141427  Juncus covillei Louis C. Wheeler 1954-9-1 7088 a Los Angeles San Gabriel Mountains: Little Rock Creek at Buckhorn. Comment
  CATA869  Juncus mexicanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1678 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA191185  Juncus mexicanus Robert F. Thorne 1967-7-19 37172 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA368231  Juncus mexicanus Agatha 1937-5-9 157 Los Angeles Woods in Big Tujunga Canyon. Comment
  RSA368348  Juncus occidentalis L. C. Wheeler 1934-5-14 2594 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  POM1604  Juncus rugulosus I. M. Johnston 1918-10-18 s.n. Los Angeles Los Angeles River. Comment
  RSA191159  Juncus rugulosus Robert F. Thorne, M. Z. Thorne 1967-7-19 37159 -A Los Angeles San Gabriel Mountains. 1981 Comment
  RSA70063  Juncus rugulosus F. R. Fosberg, Joseph A. Ewan 1931-8-13 s.n. Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  POM123048  Juncus textilis H. E. Hasse 1890-09 s.n. Los Angeles Sierra Santa Monica. [Santa Monica Mountains]. Comment
  SBBG57364  Juncus torreyi R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  RSA352426  Juniperus californica L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA595159  Juniperus californica Steve Boyd 1996-4-25 8704 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  CAS-BOT-BC235625  Keckiella breviflora var. breviflora Timothy S. Ross; Steve Boyd 1995-6-28 8625 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  CAS-BOT-BC235760  Keckiella cordifolia Grant 1901-7-26 4467 Los Angeles Sturtevant Camp Comment
  CHSC100240  Keckiella cordifolia John Dittes 2006-5-30 1383 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA607429  Keckiella cordifolia Louis C. Wheeler 1932-6-16 829 Los Angeles Liveoak [Live Oak] Wash, 2 miles NE [of] La Verne. 404 Comment
  SBBG17347  Keckiella cordifolia M. Vincent 1962-6-18 260 Los Angeles Piuma Rd, 1 mi E of Malibu Cyn Rd Comment
  RSA400466  Keckiella ternata subsp. ternata L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA400472  Keckiella ternata subsp. ternata R. S. Woglum 1940-7-6 2903 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA400474  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1911-06 3504 Los Angeles San Gabriel Mountains. Comment
Read comments
May 19 2015
  UCR94680  Kochia californica A. C. Sanders, E. J. Lott 1993-5-6 13987 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA223789  Kochia californica E. C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A. 762 Comment
  SBBG59399  Koeleria macrantha R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC665700  Koeleria macrantha Victor Duran 1933-7-9 3505 Los Angeles San Gabriel Mountains Horse Flats; , Horse Flats 1676 Comment
  RSA703903  Krascheninnikovia lanata Gary D. Wallace, Ann Hiller 1983-5-18 2045 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
  SEINET6653598 Image available Krascheninnikovia lanata D. Mummert 1968-1 31 Los Angeles 1/4 mile south of Hwy 138 914 Comment
  CATA1445  Lactuca serriola Mark L. Hoefs, Robert F. Thorne 1996-4-6 2609 Los Angeles Santa Catalina Island: Pebbly Beach 6 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
  LA202102  Lactuca serriola Monte Lloyd; 1950-7-31 500731p- 1715 Los Angeles University of California, Los Angeles, between athletic field and Faculty Hill 114 Comment
  POM352635  Lamarckia aurea George B. Grant 1903-1 s.n. Los Angeles Pasadena. Comment
  UCR88664  Lamarckia aurea Scott D. White, Chet McGaugh 1995-5-9 2990 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCSB398  Lamarckia aurea B., K. 1943-3-25 Los Angeles Dalton C.C.C. Camp, San Dimas Experimental Forest, San Gabriel Mts. 335 Comment
  UCR86825  Lamium amplexicaule Scott D. White 1995-4-27 2943 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
  RSA356052  Lamium amplexicaule Robert F. Thorne 1973-3-26 42718 Los Angeles Webb Canyon, N of Claremont 366 Comment
  SD186357  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles NE end of Santa Susan Mtns.: Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  RSA250616  Larrea tridentata J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39552 Los Angeles Ca. 2.5 mi. S of Pearblossom, 1/2 mi. S of junction of Valyermo-Littlerock and Pearblossom-Punchbowl roads in San Andrea Rift Zone. 1128 Comment
  SFV2006  Larrea tridentata M. L. Vincent 1962-10-4 292 Los Angeles Mojave Desert Antelope Valley. 2 miles north of Littlerock off main Highway 138, in back of Telephone building. Comment
  SD186285  Lastarriaea coriacea Andy C. Sanders, Andy Thompson 2003-4-15 26016 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ca. 500 ft. south of the Magic Mountain theme park 351 Comment
  CAS-BOT-BC338151  Lasthenia californica M. E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  UC89995  Lasthenia coronaria J. C. Nevin Los Angeles Los Angeles Comment
  CAS-BOT-BC329157  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Near Los Angeles Comment
  UC53940  Lasthenia glabrata subsp. coulteri Ernest Braunton 1902-5-15 322 Los Angeles Gardena Comment
  UC90003  Lasthenia gracilis T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  SEINET956191  Lathyrus strictus Unknown 1908-1 393 Los Angeles Oak grove Canon. Lubre Mts. 1158 Comment
  RSA508647  Lathyrus vestitus subsp. laetiflorus Barry Burnell 1971-3-18 243 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  UC69537  Lathyrus vestitus subsp. laevicarpus Joseph Burtt Davy 1896-5-20 2633 Los Angeles Leonis Valley Comment
  RSA0064057  Lathyrus vestitus var. vestitus R. G. Swinney 2010-4-20 12305 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA405689  Lathyrus vestitus var. vestitus I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  CAS-BOT-BC321534  Layia glandulosa Timothy S. Ross; Steve Boyd 1994-5-4 7666 Los Angeles NE summit of Grass Mountain: N slopes draining toward Elizabeth Lake; S slopes toward Green Valley. 1389 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  POM343359  Layia glandulosa F. R. Fosberg 1983-4-22 64159 Los Angeles Southeast of Saddleback Butte State Park, near Avenue M, north of Moody Springs, east of Lancaster, Antelope Valley. Comment
  POM362206  Layia hieracioides N. C. Cooper 1945-5-1 2200 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  SBBG20580  Layia platyglossa E. R. Blakley 1963-12-7 6332 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UCR65215  Lepechinia fragrans F. R. Fosberg 1931-5-6 S- 4786 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  LA211096  Lepidium draba Arthur C. Gibson; 2009-4-26 5364 Los Angeles SANTA MONICA MOUNTAINS, Along community driveway, Village of Topanga near Hondo Creek. Comment
  UC184285  Lepidium flavum A. D. E. Elmer Jun 1902 3653 Los Angeles Lancaster Comment
  UCR177478  Lepidium fremontii LeRoy Gross 2005-5-19 2301 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  RSA316362  Lepidium fremontii var. fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54989 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
  RSA725183  Lepidium fremontii var. fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -104 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA251530  Lepidium lasiocarpum R. F. Thorne 1973-4-12 42918 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  SBBG31361  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles S of Parson Landing and SW of Arrow Pt 60 Comment
  CAS-BOT-BC12477  Lepidium nitidum Le Roy Abrams 1899-2-1 245 Los Angeles Inglewood. Comment
  SD230190  Lepidium pinnatifidum Louis C. Wheeler 1973-6-12 Los Angeles California State University, Long Beach. Comment
  UCD115863  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  RSA0107829  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  RSA587462  Leptosiphon breviculus Orlando Mistretta 1995-4-11 1622 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  SBBG126924  Leptosiphon breviculus A. Parikh, N. Gale 2011-5-26 3396 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1308 Comment
  RSA229040  Leptosiphon breviculus R. F. Thorne 1971-6-30 40835 Los Angeles San Gabriel Mts., Angeles National Forest: S fork of Little Rock Creek 3.3 miles below Alder Saddle 1432 Comment
  SBBG20165  Leptosiphon chrysanthus subsp. chrysanthus M. A. Piehl 1963-5-18 63313 Los Angeles just N of Godde Pass 914 Comment
  RSA0051617  Lessingia germanorum var. glandulifera Mark Schneider 1973-10-4 s.n. Los Angeles Big Tujunga Wash. 429 Comment
  RSA530044  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5834 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA0030909  Lessingia glandulifera var. glandulifera Lyman Benson 1948-10-31 13545 Los Angeles Indian Hill, Claremont. San Gabriel Mountains, Pacific Slope drainage. 426 Comment
  RSA91163  Lessingia glandulifera var. glandulifera F. W. Peirson 1928-9-5 8191 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  CAS-BOT-BC283774  Leymus cinereus A. D. E. Elmer 1902-6-1 3662 Los Angeles Lancaster Comment
  CAS-BOT-BC283776  Leymus cinereus Ernest C. Twisselmann 1964-5-7 9390 Los Angeles Mojave Desert. Rosamund region: Avenue E, 3 miles E of Highway US 6 617 Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  POM50479  Leymus triticoides Le Roy Abrams 1901-06 1720 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  RSA762878  Leymus triticoides R. G. Swinney 2008-10-10 9582 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM308104  Lilium humboldtii subsp. ocellatum Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2945 ...2946 Los Angeles Wolgums Cabin, Soldier's Creek, San Gabriel Mountains. Comment
  LA29010  Lilium parryi Mary V. Hood; 1943-7-10 43- 80 k* Los Angeles Buckhorn Flats 1981 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC879880  Linanthus aureus Alice Eastwood 1913-5-11 3182 Los Angeles San Fernando Wash Comment
  SEINET8729330 Image available Linanthus aureus Herbert L. Mason 1926-1 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  UC150150  Linanthus breviculus Hasse and Davidson 1906-6-1 1611 Los Angeles Rock Creek Comment
  CAS-BOT-BC226762  Linanthus californicus Geo. B. Grant 1904-5-5 6189 Los Angeles Arroyo Seco Canyon Comment
  SEINET13383041 Image available Linanthus californicus R. G. Swinney 2011-1 15315 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCD118519  Linanthus californicus Deanna Hickman; Timothy J. Murphy 1993-5-6 s.n. Los Angeles Santa Monica Mountains, Charmlee Natural Area Park. On Encinal Canyon Road, 4 miles N of Pacific Coast Highway. 274 Comment
  RSA652611  Linanthus californicus subsp. glandulosus A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCSB43817  Linanthus dianthiflorus Morales, M. 1982-4-18 Los Angeles 400 yards south of Catalina airfield 441 Comment
  POM156224  Linaria canadensis var. texana L. R. Abrams 1903-3-17 3144 Los Angeles Inglewood. Comment
  UCR220356  Linum usitatissimum R. G. Swinney 2009-4-13 10324 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
  LA33626  Lithophragma affine Peter H. Raven; 1959-5-3 14099 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive 0.5 mi. W of Laurel Pass 365 Comment
  UC73123  Lithophragma affine Pupils of Los Angeles High School 1903-5 Los Angeles near South Pasadena; near South Pasadena Comment
  UCR191310  Lithophragma affine R. G. Swinney 1998-7-10 6361 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
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May 8 2012
  POM97176  Lithophragma heterophyllum P. A. Munz 1925-3-18 8922 Los Angeles Newhall Grade. Comment
  POM183639  Lobelia dunnii var. serrata Joseph A. Ewan 1929-8-17 3453 Los Angeles Trancas Canyon, near Point Dume. Santa Monica Mountains. Comment
  POM209900  Lobelia dunnii var. serrata Victor Duran 1933-8-12 3548 Los Angeles South Fork, Big Rock Creek, San Gabriel Mountains 1524 Comment
  IRVC26377  Lobularia maritima Mark A. Elvin, Kim Marsden 2003-8-8 2975 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  POM146290  Loeseliastrum matthewsii J. B. Feudge 1925-5-23 1797 Los Angeles N. or Rosamond. 762 Comment
  UCR281395  Logfia depressa R. G. Swinney 2014-4-24 16215 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
  UCR272613  Logfia gallica R. G. Swinney 2011-5-6 14586 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  SEINET10516556  Lolium perenne David B. Dunn 1947-7-20 Dunn 2993 Los Angeles Collected at 316 N Avenue 50. Comment
  CDA38384  Lomatium dasycarpum W. E. Henson 1929-6-9 s.n. Los Angeles Ridge Route. 0 Comment
  RSA630369  Lomatium nevadense var. parishii L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 929 Comment
  RSA641308  Lomatium nevadense var. parishii Orlando Mistretta, Mark Elvin 1995-3-30 1588 Los Angeles San Andreas Rift Zone: On Bige Pines Highway near Valyermo. Comment
  RSA6004  Lonicera hispidula var. vacillans C. B. Wolf 1932-10-5 4237 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC234860  Lonicera subspicata var. denudata L. A. Greata 1900-9-23 s.n. Los Angeles Eagle Rock Canon [Canyon] Comment
  RSA0091484  Lonicera subspicata var. denudata R. G. Swinney 2011-6-15 15171 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA198820  Lonicera subspicata var. denudata R. F. Thorne, D. Propst 1938-5-27 37623 Los Angeles Santa Catalina Island, upper Skull Canyon 305 Comment
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Mar 12 2012
  UCR271549  Lonicera subspicata var. denudata R. G. Swinney 2011-11-3 15990 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  CAS-BOT-BC198538  Lotus G. B. Grant 1900-2-10 7506 Los Angeles Pasadena, along streets. Comment
  UCR89397  Lotus argophyllus subsp. ornithopus Reid Moran 1941-2-19 594 Los Angeles Channel Islands; San Clemente Is., Middle Ranch, San Clemente Island 500 Comment
  RSA597018  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3813 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  POM2492  Lotus crassifolius var. crassifolius I. M. Johnston 1917-6-20 1495 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA529152  Lotus crassifolius var. crassifolius T. S. Ross 1991-7-24 5614 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1890 Comment
  POM50233  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-12-11 961 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA406917  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-5-21 S 4940 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  RSA498334  Lotus grandiflorus var. grandiflorus J. C. Marvin 1921-05 s.n. Los Angeles Santa Monica Range Comment
  UCR127896  Lotus hamatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26102 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA594303  Lotus heermannii var. heermannii Steve Boyd, Lauren Raz 1996-10-14 9069 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  UCR227720  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles San Gabriel Mountains, Upper Big Tujunga Canyon, Lynx Gulch, along Lynx Gulch Road, 0.68 road mi north of junction with Upper Big Tujunga Canyon Road 1045 Comment
  RSA709751  Lotus humistratus A. C. Sanders 2005-4-13 29449 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SEINET7881024 Image available Lotus oblongifolius F. R. Fosberg, J. A. Ewan 1931-1 S 5544 Los Angeles Big Cieneya Pine Flats, N. ; San Gabriel can., San Gabriel Mts 90 Comment
  RSA406208  Lotus oblongifolius var. oblongifolius F. R. Fosberg 1931-8-15 S 5544 Los Angeles Big Cienega , pine Flats, N. fork San Gabriel River 2000 Comment
  UCR129928  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1140 Los Angeles San Gabriel Mtns, Santiago Canyon. Near confluence with Little Rock Creek 1067 Comment
  RSA188237  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-6-22 34856 Los Angeles Santa Catalina Island: Renton Mine area. 243 Comment
  UCR219911  Lotus salsuginosus R. G. Swinney, Jane Strong 2009-4-21 10417 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
  RSA0042224  Lotus salsuginosus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2850 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach. 381 Comment
  RSA657200  Lotus scoparius Joseph M. Keefe 2001-1-19 30978 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA406837  Lotus scoparius Ora M. Clark 1928-12-23 1387 Los Angeles Venice Comment
  RSA724520  Lotus strigosus K. Dobry 1991-5-2 580 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR191711  Lotus strigosus A. C. Sanders 2008-4-11 34873 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCR198514  Lotus strigosus Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR276913  Lotus strigosus R. G. Swinney 2011-3-29 14272 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
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  LA201825  Ludwigia peploides subsp. peploides Arthur C. Gibson; 2003-7-25 4939 Los Angeles 219 Comment
  UCR170625  Lupinus Alex R. Van Dam 2004-4-25 043 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA706904  Lupinus Gary D. Wallace, M. Wallace 1985-3-2 2177 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  RSA251551  Lupinus agardhianus R. F. Thorne 1973-4-12 42947 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  UCR205127  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UC1203738  Lupinus bicolor Dave Dunn 1941-3-29 965 Los Angeles Monterey Park St. on Garfield Blvd. Comment
  RSA339274  Lupinus concinnus R. F. Thorne 1982-4-20 54979 Los Angeles San Gabriel Mts: Mojave Desert slopes; 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
  RSA755591  Lupinus elatus R. G. Swinney 2008-7-15 9225 Los Angeles Winston Peak. 2275 Comment
  SBBG69075  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  RSA230753  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-9 38473 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA641374  Lupinus excubitus var. austromontanus Orlando Mistretta 1995-6-23 1837 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1921 Comment
  CHSC14169  Lupinus excubitus var. hallii L. M. Mayer; I. J. Mayer 1974-4-6 137 Los Angeles Ca. 1/2 mi from Tapia Park on w side of Las Virgenes/ Malibu Canyon Rd. Comment
  RSA250385  Lupinus excubitus var. johnstonii R. F. Thorne 1972-8-11 42227 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  SFV6495  Lupinus formosus T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 s. n. Los Angeles Santa Susana Mountains Along main ridge, east of summit. 1021 Comment
  UC1870238  Lupinus formosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 699 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. 695 Comment
  SEINET10485355  Lupinus formosus Thorne 1969-7-9 THORNE 38505 Los Angeles San gabriel mtns. Angeles national forest. Dry, open jeffrey-pine forest on Summit of table mtn. 2134 Comment
  RSA519396  Lupinus formosus var. formosus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  SD49393  Lupinus guadalupensis Reid Moran 1959-3-9 7158 Los Angeles San Clemente Island, 1 mile north of Eel Point, in dry bottom of small arroyo 20 Comment
  SFV21016  Lupinus hirsutissimus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 701 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  UCD107949  Lupinus hyacinthinus Robert F. Thorne; M. Z. Thorne 1967-7-19 37198 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  SBBG69120  Lupinus latifolius var. latifolius R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  JEPS127383  Lupinus longifolius Robert Steers 2003-5-17 Los Angeles Palos Verdes Peninsula. Rolling Hills Estates. Comment
  RSA549155  Lupinus longifolius T. S. Ross 1990-6-20 3669 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UC535526  Lupinus longifolius Ira W. Clokey, B. Templeton May 1929 4560 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  UCR78131  Lupinus microcarpus Wandalee Thompson 1964-4-14 13 Los Angeles Transverse Range; Liebre Mtns., Mouth of Richardson Canyon, 2 miles west of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  UC285023  Lupinus microcarpus var. densiflorus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek; San Gabriel Mts., Rock Creek 1295 Comment
  RSA0003492  Lupinus polycarpus var. grandiflorus Theodore Payne 1928-4-1 s.n. Los Angeles River near Los Feliz. [county not specified] Comment
  UC1871130  Lupinus sparsiflorus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4809 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR159988  Lupinus sparsiflorus Robin Schramm, R. Schoeninger, Vicki Schramm, Bill Schramm 1998-1 23 Los Angeles Whittier Hills, former Chevron Oil property, overgrown fire road beginning at Bacon Rd and extending behind Mar Vista School and Catalina Ave. 213 Comment
  UCR200140  Lupinus sparsiflorus Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 811 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 595 Comment
  UCR230249  Lupinus sparsiflorus Dan S. Cooper 2011-4-18 411- 13 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  POM6754  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz, Williams, L. T. Street 1919-3-15 2394 Los Angeles South Hills, Pomona. Comment
  RSA655988  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 1985-3-30 19772 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  JEPS65486  Lupinus succulentus Vincent Jones 1854-2-21 Los Angeles Long Beach Comment
  RSA414304  Lupinus succulentus F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  UCR214590  Lupinus succulentus A. C. Sanders, Dan S. Cooper 2010-4-30 38117 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0043342  Lupinus succulentus Larry J. Colin 1971-4-5 9 a-1-C Los Angeles Off the Pomona Free. West between Brea Cyn. and Water St. 45 Comment
  RSA182751  Lupinus truncatus J. Massey 1966-3-26 1131 Los Angeles Cobal Canyon, 0.25 miles from entrance. Comment
  RSA715429  Lupinus truncatus A. C. Sanders, Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR205104  Lupinus truncatus R. G. Swinney 2008-4-11 8666 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA182331  Lupinus truncatus J. D. Olmsted 1962-4-20 3418 Los Angeles Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill falls. 457 Comment
  RSA414384  Lupinus truncatus Anstruther Davidson 1890-05 s.n. Los Angeles [No location information provided.] Comment
  RSA527779  Lupinus truncatus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4345 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC130327  Lupinus truncatus J. Burtt Davy May 9 1896-May 24 1896 2606 Los Angeles Ell's Antelope Valley (Antelope Valley) Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  LA209691  Lycium cooperi A. M. Johnson; 1932-4-17 3989 Los Angeles 10 mi W of Palmdale Comment
  SEINET10884636  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2586 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA534039  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Orlando Mistretta, Hammitt 1991-5-19 5305 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  SBBG51683  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  RSA435271  Lythrum californicum Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  POM307062  Lythrum californicum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1944 Los Angeles Below north Whittier Heights Comment
  SBBG128562  Lythrum hyssopifolia M. L. Hoefs, S. A. Junak, J. Takara, M. Gay 1995-7-14 2401 Los Angeles lower Cape Cyn, just up from Middle Cyn 213 Comment
  SEINET10880427  Macfadyena unguis-cati Alice Eastwood Eastwood s.n. Los Angeles cultivated in Los Angeles, Howard Nurseries Comment
  RSA93173  Machaeranthera canescens var. canescens F. W. Peirson 1923-8-30 4008 Los Angeles Le Montaine, north of Big Pines, ['Mescal Creek'] 2226 Comment
  PASA2331  Madia exigua Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 914 Comment
  CAS-BOT-BC343069  Madia gracilis Louis C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  LA88347  Madia gracilis O. H. Kappler; 1941-5-22 272 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy and below Saddle Rock 609 Comment
  RSA591976  Madia gracilis Mark Hoefs 1974-5-2 444 Los Angeles South side of Black Jack Mt., Santa Catalina Island. 488 Comment
  RSA596135  Madia gracilis Timothy S. Ross, S. D. Boyd 1995-6-28 8619 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  SD69687  Madia sativa Robert F. Thorne, P. Everett 1965-6-22 34910 Los Angeles Santa Catalina Island; canyon above Avalon. 149 Comment
  CAS-BOT-BC512881  Maianthemum stellatum Robert F. Thorne 1969-7-2 38338 Los Angeles San Gabriel Mts., Angeles national Forest. c. 1.8 miles S of Dawson Saddle on Angeles Crest Hwy. (NW slope of Mt. Hawkins 2270 Comment
  CAS-BOT-BC231881  Malacothamnus davidsonii A. Davidson 1907-1-1 s.n. Los Angeles San Fernando Wash Comment
  UCR252755  Malacothamnus davidsonii R. G. Swinney 2010-9-1 13653 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC206203  Malacothamnus fasciculatus L. R. Abrams; I. L. Wiggins 1931-7-4 337 Los Angeles White's Landing, Santa Catalina Island Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR18012  Malacothrix californica A. C. Sanders 1976-5-9 00152 Los Angeles Mojave Desert, Hwy 138 at the W end of the Antelope Valley 976 Comment
  SEINET7063587  Malacothrix coulteri A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  RSA778911  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR241079  Malacothrix saxatilis 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
  LA200246  Malacothrix saxatilis var. tenuifolia Jonathan Sauer; H. N. Sauer, et. al. 1970-6-6 4806 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  UCR253907  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-6-24 0609- 1 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  RSA658308  Malosma laurina D. Roche 1998-5-26 28 Los Angeles Camp Baldy Road at fence line of Dept. of water structure. North side of road. 573 Comment
  UC1130495  Malosma laurina A. D. Gifford 1934-5-15 237 Los Angeles w. side Trancas Canyon (near Plot 102); Triunfo Pass Quadrangle Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  CDA5043  Malva neglecta T. S. Ross, Steve Boyd 1990-6-18 3483 Los Angeles San Gabriel Mtns.; Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake. Comment
  JEPS68644  Malva nicaeensis F. W. Peirson 3356 Los Angeles streets of Claremont Claremont Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SDSU8128  Malva parviflora Gerald Collier 1951-4-17 304 Los Angeles 11621 Mavfeilo Ave, L.A 49. Comment
  UCR162059  Malvella leprosa Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  LA200403  Marah macrocarpa J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  LA200410  Marah macrocarpa M. Zaitlin; 1951-2-17 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  RSA608716  Marrubium vulgare Louis C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  RSA651645  Marrubium vulgare A. E. Hersh 1950-6-27 s.n. Los Angeles Faculty Hill UCLA. 61 Comment
  RSA608639  Matricaria matricarioides L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  POM293231  Meconella denticulata Lyman Benson 1945-4-13 11669 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 366 Comment
  POM308880  Meconella denticulata Kay H. Beach 624 Los Angeles San Dimas Experimental Forest. Trail to flumes no. 4 and no. 5. Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA0084931  Medicago polymorpha R. G. Swinney 2010-3-10 11816 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA526531  Medicago polymorpha Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4269 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA652796  Medicago sativa Jim Reutzel 1994-5-15 42 Los Angeles Beside the drainage ditch in northwestern most parking lot, north of cow stables, west of architecture building, and handicapped/medical parking spaces. Cal Poly Pomona. Comment
  RSA0021968  Melica imperfecta Duncan S. Bell, Caitlin Elam 2013-6-24 5280 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA403494  Melica imperfecta Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA592877  Melica imperfecta L. C. Wheeler 1967-4-30 9222 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA654194  Melica imperfecta Marilyn Porter 1991-5-17 16 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
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Feb 6 2008
  RSA0034973  Melica imperfecta Katherine Kneen 1933-5-20 s.n. Los Angeles Stone Canyon, Santa Monica Mts., [Could be Ventura County?] Comment
  UCR210336  Melilotus albus R. G. Swinney 2008-10-16 9587 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR219255  Melilotus albus Lorraine Weller 2009-8-27 082709- 01 Los Angeles Project Youth Green garden, 12467 West Osborne St., Pacoima 316 Comment
  POM348164  Melilotus albus Bonnie C. Templeton 1934-10-13 4811 Los Angeles Los Angeles River Comment
  LA202584  Melilotus indicus Norman A. Cole; May 1964 323 -b Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  RSA39057  Melilotus indicus E. A. Purer 1932-3-23 2693 Los Angeles El Segundo. Comment
  RSA440344  Mentzelia affinis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR205895  Mentzelia albicaulis 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 Creek Rd. 1264 Comment
  LA106724  Mentzelia albicaulis Steve Boyd; 1986-3-30 1500 Los Angeles Hwy 18, 0.5 mi E of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC2042116  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. Comment
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Jun 9 2016
  UCR23616  Mentzelia laevicaulis John C. Roos 1942-9-12 1740 Los Angeles Monrovia 165 Comment
  UC124598  Mentzelia micrantha H. M. Hall 8286 Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA314604  Mentzelia montana Robert F. Thorne 1973-5-11 43512 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA0065557  Mentzelia pectinata Gary Guntle 1971-5-16 s.n. Los Angeles Quartz Hill, corner of 40th Street W and Avenue L. Comment
  UCR54649  Mentzelia veatchiana A. C. Sanders 1988-4-22 7795 Los Angeles Western Mojave Desert, near Quartz Hill in Lancaster, south of Avenue 'L' at 37th St. West 747 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  RSA446799  Mentzelia veatchiana Robin S. Collins 1973-5-28 316 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon. 1067 Comment
  SFV4250A  Mentzelia veatchiana K. A. Wilson, M. L. Vincent 1965-5-18 1329 Los Angeles San Gabriel Mountains Big Pine Road, 2 miles east of Big Rock Springs Valyermo. Comment
  UC1211030  Mesembryanthemum crystallinum Huron H. Smith 1912-5-9 4950 Los Angeles Redondo Comment
  LA202823  Mesembryanthemum crystallinum J. D. Sauer; D. L. Johnson 1969-5-10 4493 Los Angeles San Clemente Island, San Clemente Island, N of Eel Point, central west coast Comment
  SBBG13641  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles 1 mi S of Wilson Cove Comment
  UCR184110  Microseris douglasii A. C. Sanders, T. B. Salvato 2007-4-24 33476 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  SBBG126020  Microseris douglasii subsp. douglasii A. Parikh, N. Gale 2010-5-12 3161 Los Angeles 3.5 km S of Hwy 138, 0.4 km W of 120th St W 785 Comment
  RSA618728  Microseris heterocarpa Scott D. White 1998-5-19 6517 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I5fwy/ Old Ridge rout and the lake. Proposed N Lake Planned community. 427 Comment
  POM199688  Microseris lindleyi I. W. Clokey, B. C. Templeton 1929-04 4446 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  RSA526518  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4257 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. 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
  UCR223010  Microseris lindleyi R. G. Swinney 2009-5-5 10636 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SEINET6043913  Microsteris gracilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  JEPS87292  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1074 Los Angeles above Claremont (along Mt. Baldy Road, 0.8 rd mi above (n of) upper tunnel) 1100 Comment
  RSA442645  Mimulus aurantiacus var. pubescens G. R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  HSC46412  Mimulus aurantiacus var. puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island 100 Comment
  POM158301  Mimulus aurantiacus var. puniceus M. B. Dunkle 1928-3-11 1726 Los Angeles Santa Catalina Island, Grand Canyon. 162 Comment
  UC455548  Mimulus aurantiacus var. puniceus I. J. Condit 1910-6-28 Los Angeles Avalon Santa Catalina Island Comment
  UCD94028  Mimulus cardinalis Joel Smith; Dena Grossenbacher 2008-8-3 JS 01 Los Angeles Cobal Canyon, Clairmont Wilderness Park about 0.5 miles north of trailhead along trail. 542 Comment
  UCR224016  Mimulus cardinalis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11681 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA252927  Mimulus fremontii var. fremontii Robert F. Thorne, C. W. Tilforth 1973-4-20 43042 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC886158  Mimulus fremontii var. fremontii I. W. Clokey, B. Templeton 1930-4-8 4648 Los Angeles w Lancaster 400 Comment
  RSA442750  Mimulus guttatus Arthur B. Shepard 1933-4-22 s.n. Los Angeles Hillsides, Verdugo Woodlands Comment
  UCR219899  Mimulus guttatus R. G. Swinney 2009-4-17 10389 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  SBBG55158  Mimulus guttatus B. Shervanick 1973-7-12 995 Los Angeles Bear Flats, about 1.5 mi from Baldy Village on Bear Flats Trail 1584 Comment
  JEPS27404  Mimulus nasutus Peter H. Raven, Henry J. Thompson 1960-4-12 15063 Los Angeles just w Triunfo Pass; Santa Monica Mountains 640 Comment
  RSA250359  Mimulus pilosus Robert F. Thorne, John Dourley, R. Scoggin 1972-8-11 42216 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  RSA584907  Minuartia douglasii Timothy S. Ross 1992-5-8 6293 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  UC1929533  Minuartia douglasii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1684 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  CAS-BOT-BC388658  Minuartia douglasii Geo. B. Grant 1901-1-1 4828 Los Angeles Altadena Comment
  CDA1004  Mirabilis californica D. G. Kelch 1991-3-17 1310 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCR281669  Mirabilis laevis R. G. Swinney 2014-4-17 16106 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  LA32253  Mirabilis laevis var. crassifolia Henry J. Thompson; 1959-4-12 1924 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  RSA464658  Mirabilis laevis var. crassifolia M. B. Dunkle 1938-3-20 5256 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  RSA464830  Mirabilis laevis var. villosa T. W. Minthorn 1925-5-3 s.n. Los Angeles Palmdale. Comment
  CAS-BOT-BC435030  Mollugo verticillata A. C. Sanders; Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  RSA0016136  Monardella australis Orlando Mistretta 1995-7-11 1886 Los Angeles San Gabriel Mountains, Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC1971146  Monardella australis subsp. cinerea Scott D. White, D. E. Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  UC284651  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Little Baldy, type station San Antonio Mountains 2895 Comment
  UC25456  Monardella breweri subsp. lanceolata J. H. Barber 1897-6-22 169 Los Angeles San Fernando Valley Comment
  RSA0049504  Monardella breweri subsp. lanceolata Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  UCR179892  Monardella cinerea R. G. Swinney 1995-8-28 4476 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA0003920  Monardella elmeri A. D. E. Elmer 1902-06 3681 Los Angeles Acton. Mt. Gleason. 829 Comment
  LA62775  Monardella exilis Victor Duran; 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  POM306240  Monardella lanceolata var. lanceolata Henry J. Ramsey, Mrs. Ramsey 1937-7-12 s.n. Los Angeles Altadena, dry mesa. Comment
  UCR141804  Monardella odoratissima June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, 1 mile east of Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2195 Comment
  UC50096  Monolopia lanceolata Dr. Vogt 1897-1 51 Los Angeles Antelope Valley Comment
  UC72687  Mucronea californica Geo. B. Grant 1901-1 173 Los Angeles Arcadia Comment
  UCR142803  Muhlenbergia asperifolia L. C. Wheeler 1966-8-20 8815 Los Angeles San Gabriel Mtns, Cabin Flat, Prairie Fork [of the San Gabriel River] 1707 Comment
  UC535054  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  RSA746422  Muhlenbergia richardsonis Orlando Mistretta 1994-7-12 1400 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  UCR223058  Muilla maritima R. G. Swinney 2009-6-2 11015 A 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
  UCR97787  Myoporum laetum Scott D. White 1997-3-12 4729 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR214455  Myosurus minimus subsp. apus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37633 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  SEINET12290166  Myrtaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA421091  Nama californica Anstruther Davidson 1907-1 s.n. Los Angeles Antelope Valley Comment
  LA99132  Nassella cernua R. L. Armacost; 1967-5-24 2243 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill, undetermined location. Comment
  POM353176  Nassella cernua F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA463267  Nassella cernua A. C. Sanders 1988-2-3 7603 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  POM484094  Nassella lepida C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  UCD87962  Nassella lepida Robert F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island, at Cherry Valley. Comment
  RSA589325  Nassella pulchra Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8587 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point., Near 32 51'03N 118 23'34W 256 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  RSA3589  Nasturtium officinale C. B. Wolf 1932-5-12 3606 Los Angeles Middle Ranch Canyon, near bridge on lower road to Isthmus, Santa Catalina Island 30 Comment
  POM296755  Navarretia hamata subsp. hamata Lyman Benson 1945-5-11 11710 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA469842  Navarretia hamata subsp. hamata Geo L. Moxley, Grinnell 1916-6-15 483 Los Angeles Hills near Santa Susana Pass. Comment
  RSA157796  Navarretia hamata subsp. leptantha P. H. Raven 1962-5-10 17724 Los Angeles Above head of north fork of canyon just north of gray, San Clemente Island 518 Comment
  RSA4559  Navarretia ojaiensis B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
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Feb 1 2011
  UCR220281  Nemacladus glanduliferus R. G. Swinney 2009-4-24 10485 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR252886  Nemacladus secundiflorus R. G. Swinney 2010-5-11 12656 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
  RSA713255  Nemacladus sigmoideus LeRoy Gross 2005-5-3 2217 -a 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., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA729927  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  RSA638821  Nemophila pedunculata Valerie L. Soza, Laura Moore 1999-6-30 581 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  LA45881  Nicotiana glauca A. L. Beatty; 1940-4-15 sn Los Angeles Mint Canyon Comment
  RSA167860  Nicotiana glauca Robert F. Thorne, Percy C. Everett 1964-2-6 33284 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA426781B  Nicotiana glauca F. R. Fosberg 1931-3-18 S- 4284 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 10 Comment
  SBBG65253  Nitrophila occidentalis S. W. Hutchinson -May-1930 1153 Los Angeles near Lancaster 701 Comment
  UCR157993  Nitrophila occidentalis David Charlton 1989-5-17 3182 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  CAS-BOT-BC71161  Notholaena californica Louis C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth Rogers Canyon, San Gabriel Mts. 304 Comment
  UCD124110  Nuttallanthus texanus Daryl Koutnik 1978-4-28 414 Los Angeles Point Dume near Zuma Beach. 45 Comment
  LA201169  Oenothera biennis Arthur C. Gibson; 2003-4-26 4701 Los Angeles Comment
  SEINET12189794  Oenothera deltoides H. H. Heller 1937-1 409 Los Angeles E of Lancaster, along Victorville Rd Comment
  UC129099  Oenothera deltoides subsp. cognata H. M. Hall and H. P. Chandler 1906-6-11 7386 Los Angeles near Lancaster Comment
  UCR270238  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-30 15414 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR231167  Oenothera rosea Dan S. Cooper 2011-9-27 911- 113 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SEINET9037784 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  RSA459614  Opuntia littoralis Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  SBBG118592  Orobanche fasciculata J. Henrickson 2000-4-15 20697 Los Angeles ca. 2 mi SE of Newhall in upper Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, along Whitney Cyn Rd S of Whitney Cyn; near T3N, R15W, S 8 640 Comment
  PASA148  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  RSA80343  Orthocarpus densiflorus var. gracilis F. W. Peirson 1164 Los Angeles Garvanza. Comment
  POM157990  Orthocarpus purpurascens M. B. Dunkle 1928-3-17 1739 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  SEINET10920901  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2661 Los Angeles City of Glendale. Arko International Foods, 1428 E. Colorado Blvd. Comment
  RSA747446  Osmorhiza berteroi R. G. Swinney 2001-9-15 8141 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  SEINET10666036  Osmunda regalis Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2543 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  SEINET5619510 Image available Oxalis corniculata Old Rch 2003-3-20 sn Los Angeles Santa Monica/Los Angeles vicinity Comment
  SEINET6645805  Oxalis hirta N. Bacon 1967-3-27 s.n. Los Angeles Los Angeles, Glenwood Pl., south gate Comment
  RSA0116816  Oxytheca perfoliata R. G. Swinney 2011-4-19 14391 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA230199  Oxytheca trilobata Robert F. Thorne 1969-7-2 38221 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  UCR248299  Oxytheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles San Gabriel Mountains, Road 7N23, Liebre Mountains 1484 Comment
  RSA473022  Packera ionophylla Robert Gustafson 1983-7-18 2781 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  RSA639740  Paeonia californica Louis C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 427 Comment
  CAS-BOT-BC121161  Paeonia californica Louis C. Wheeler 1932-3-3 452 Los Angeles San Jose hills at Pomona 304 Comment
  OBI69171  Panicum acuminatum Louis C. Wheeler 1964-11-6 8643 Los Angeles N Fork San Gabriel River, Yucca Flat, near falling spring between Coldbrook and Crystal Lake Comment
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  RSA638212  Parapholis incurva L. C. Wheeler 1969-5-16 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine lab. 15 Comment
  SFV7342  Parietaria hespera T. Gordon, M. H. Grayum 1975-3-21 858 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  RSA448014  Parietaria hespera var. hespera M. B. Dunkle 1939-4-3 7223 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET10682153  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 446 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #91B. in Honduras Comment
  UCR205178  Pectocarya anisocarpa R. G. Swinney 2008-4-10 8638 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UC1069000  Pectocarya linearis subsp. ferocula A. D. Gifford 1935-3-15 473 Los Angeles mouth Elizabeth Lake Canyon Comment
  POM368749  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-5-5 54779 Los Angeles Bulrush Canyon, Santa Catalina Island 200 Comment
  JEPS85117  Pectocarya penicillata Roy E. Buck and Rexford Palmer 1989-4-29 1231 Los Angeles 2.7 km n Gorman Creek and Hungry Valley drainage confluence (10 km sse of Gorman); Lower Hungry Valley 922 Comment
  RSA614812  Pectocarya penicillata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  LA94141  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-20 1759 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  RSA686717  Pellaea andromedifolia F. R. Fosberg 1931-4-2 R 86 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  RSA686739  Pellaea andromedifolia Thekla Mohr 221 Los Angeles Los Angeles. Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  SEINET3860416 Image available Pellaea mucronata R. G. Swinney 2009-4-17 10383 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  RSA688935  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1059 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  CATA829  Pellaea mucronata var. mucronata Mark L. Hoefs 1991-6-26 1422 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  LA94171  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-4-9 1824 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  UC399531  Pellaea mucronata var. mucronata George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 920 -6194 Los Angeles Santa Catalina Isl. Comment
  RSA686916  Pellaea mucronata var. mucronata L. E. Hoffman 1932-1-1 s.n. Los Angeles Pacoima Canyon, Los Angeles National Forest Comment
  RSA763510  Pennisetum setaceum R. G. Swinney 2008-11-30 9885 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UC1532960  Penstemon caesius R. F. and M. Z. Thorne 1969-7-10 38356 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  UCR125941  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 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
  UCR209481  Penstemon centranthifolius R. G. Swinney 2008-6-17 9038 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR277394  Penstemon centranthifolius R. G. Swinney 2010-6-1 13164 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA165696  Penstemon grinnellii subsp. grinnellii Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mountains. 1220 Comment
  RSA0030755  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  RSA773980  Penstemon labrosus R. G. Swinney 2009-7-22 11311 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA638977  Penstemon rostriflorus Valerie L. Soza, LeRoy Gross 1999-9-14 644 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA597383  Penstemon speciosus Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3701 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA645651  Penstemon speciosus R. G. Swinney 1996-5-27 4736 Los Angeles San Gabriel Mountains: E of Table Mountain and NW of Wright Ridge. E-W-facing ridgetop, 2.25 miles SE of Smithsonian Observatory on E end of ridge. 2252 Comment
  RSA401798  Penstemon spectabilis Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  UCR209683  Penstemon spectabilis Dan S. Cooper 2009-5-13 509- 30 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, along Mulholland Hwy. above Brush Canyon 363 Comment
  POM7645  Penstemon spectabilis subsp. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont. Comment
  RSA0105034  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-4-26 14492 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
  NY661170  Penstemon spectabilis var. spectabilis F. W. Johnson 1910-3-6 s.n. Los Angeles Monrovia 800 Comment
  UCR240545  Pentachaeta lyonii Tim Thomas 1991-5-20 1435 Los Angeles Santa Monica Mountains, ridge east of the intersection of Decker Road and Carlisle Road 358 Comment
  RSA762294  Pentagramma triangularis subsp. triangularis Orlando Mistretta, Christine Mistretta 2008-5-6 2659 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UC223689  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-10 4567 Los Angeles 1/2 mi beyond the summit; Santa Catalina Isl Comment
  RSA703551  Perideridia pringlei Gary D. Wallace, Ann Hiller 1983-5-18 2069 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  LA204543  Peritoma arborea var. globosa John O'Leary; 1974-5-17 285 Los Angeles near junction of Highway 138 and road leading up to Gorman, 5 mi. NW of Bald Mtn 1005 Comment
  CAS-BOT-BC355972  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  SBBG95710  Perityle emoryi M. B. Dunkle 1928-5-5 1954 Los Angeles Ben Weston Beach 15 Comment
  SD69543  Perityle emoryi Robert F. Thorne, P. Everett 1965-5-11 34527 Los Angeles Santa Catalina Island, east side of Catalina Harbor, rocky bluff near Ballast Point 60 Comment
  RSA0021425  Perityle emoryi C. Epling 1931-5-12 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mtns. Comment
  CAS-BOT-BC419015  Persicaria lapathifolia G. B. Grant 1901-9-19 4549 Los Angeles Summit Mt. Lowe Comment
  CAS-BOT-BC167749  Petalonyx thurberi Timothy S. Ross; Steve Boyd 1994-9-20 8236 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  RSA587464  Phacelia affinis Orlando Mistretta 1995-4-11 1616 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  UCSB32678  Phacelia affinis Faraday, Christopher 1978-5-18 Los Angeles Frontage Road 1 mile north of Hungry Valley Road offramp of Highway 5 914 Comment
  PASA1371  Phacelia californica var. bernardina Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA427626  Phacelia cicutaria var. hispida F. R. Fosberg 1931-4-13 4597 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  SFV22135  Phacelia cicutaria var. hispida V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 755 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  UCR126579  Phacelia cicutaria var. hispida A. C. Sanders 2003-4-17 26067 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SFV21420  Phacelia cicutaria var. hispida L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1031 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  RSA716896  Phacelia cryptantha LeRoy Gross 2006-5-30 2467 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W. 1244 Comment
  RSA72481  Phacelia davidsonii I. M. Johnston 1925-8-1 6611 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  LA35910  Phacelia distans Peter H. Raven; 1960-4-2 14860 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd 213 Comment
  UC1211051  Phacelia distans Huron H. Smith 1912-5-9 4954 Los Angeles beach Redondo Comment
  UCR126339  Phacelia distans A. C. Sanders 2003-3-14 25753 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
  UCR206134  Phacelia distans A. C. Sanders, T. B. Salvato 2009-5-29 37054 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
  UCR259270  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  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
  RSA773012  Phacelia distans Robert F. Thorne 1963-5-15 31661 -b Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  SEINET12280106  Phacelia douglasii H. M. Hall 1903-1 3778 Los Angeles Playa del Rey Comment
  UC511917  Phacelia fremontii Frank W. Peirson 1933-5-13 10633 Los Angeles 10 mi s Muroc Comment
  UC672356  Phacelia fremontii Herbert L. Mason 1926-4-26 2984 Los Angeles along road from Vincent to Palmdale Comment
  POM263547  Phacelia fremontii J. C. Roos 1937-3-25 680 Los Angeles 20 miles E of Palmdale Comment
  RSA586285  Phacelia fremontii Orlando Mistretta 1995-3-14 1531 Los Angeles Broad drainage basin on desert edge W of Little Rock Creek 1158 Comment
  RSA802048  Phacelia grandiflora Orlando Mistretta, Kristie Haydu 2011-7-20 5959 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  RSA627567  Phacelia grandiflora Sandy Leatherman 1998-7-1 30 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. Comment
  CAS-BOT-BC6871  Phacelia hispida var. eximia Fordyce Grinnell 1903-12-31 109 Los Angeles Santa Anita Canyon, Mt. Wilson Trail Comment
  RSA0003844  Phacelia humilis var. lobata Anstruther Davidson, Hasse 1906-6-7 1491 Los Angeles Big Rock Creek at Lowell Mines 2134 Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  UCR204817  Phacelia lemmonii R. G. Swinney 2005-8-22 8517 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA597031  Phacelia minor Tim S. Ross 1990-6-25 3845 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  UCR271912  Phacelia minor R. G. Swinney 2010-3-24 12080 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  LA211066  Phacelia minor Arthur C. Gibson; 2010-2-22 5269 Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills, Griffith Park, 200 m S of Travel Town parking lot on the E side of the road. Comment
  UC1174700  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  POM3702  Phacelia ramosissima var. latifolia C. F. Baker 1903-8-2 3661 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  CLARK-A1528-5109  Phacelia viscida John C. Roos 1937-7-7 404 Los Angeles La Crescenta 478 Comment
  RSA601835  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 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
  RSA247416  Phalaris aquatica Jack Delaini 1974-5-23 209 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 838 Comment
  RSA654576  Phalaris arundinacea B. L. Bement 1977-4-30 s.n. Los Angeles Cal Poly Pomona Campus. Comment
  CAS-BOT-BC250598  Phalaris minor Carl B. Wolf 1932-5-14 3633 Los Angeles Santa Catalina Island. Avalon. Above the Ampitheatre 60 Comment
  RSA251481  Phalaris minor R. F. Thorne 1973-4-12 42983 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  UC1587167  Pholistoma auritum Tim Ross 1991-5-21 5412 Los Angeles s.w. side San Clemente Isl. (upper reaches of Box Canyon); , Box Canyon 411 Comment
  CAS-BOT-BC222477  Pholistoma auritum var. auritum I. Johnston 1917-5-6 1920 Los Angeles Evey Canon [Canyon] 762 Comment
  RSA640457  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains. Elsmere Canyon, near mouth. 442 Comment
  UC2042040  Pholistoma auritum var. auritum Orlando Mistretta 1989-5-15 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA249772  Pholistoma membranaceum Robert F. Thorne 1973-4-20 43005 Los Angeles San Gabriel Mountains. 1143 Comment
  SD75544  Pholistoma racemosum Reid Moran 1941-3-1 663 Los Angeles Santa Catalina Island. Arrow Point, on N side of steep grassy slope. 199 Comment
  UCR124412  Pholistoma racemosum B. C. Templeton 1968-2-25 11383 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA97442  Phoradendron bolleanum F. W. Peirson 1918-6-16 32 Los Angeles West of Acton, north base of San Gabriel Mts. 915 Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  SBBG61540  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SD215690  Phoradendron leucarpum subsp. tomentosum Timothy S. Ross, Steve Boyd, Orlando Mistretta & Peter W. Frtisch 1990-6-22 3732 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1707 Comment
  UCR84568  Phoradendron macrophyllum Vanessa Ashworth 1994-10-5 66 Los Angeles RSABG grounds (immediately north of main building) Comment
  RSA729684  Phoradendron serotinum subsp. tomentosum R. G. Swinney 1999-4-5 7034 Los Angeles Big John Flat. Joshua Tree woodland on flats.. 1646 Comment
  RSA132734  Phoradendron villosum Del Wiens 1953-12-10 879 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA420810  Phoradendron villosum Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
  CATA1925  Pinus halepensis Amy Catalano 2014-9-23 015 Los Angeles Santa Catalina Island: Across road from 106 Middle Ranch residence 201 Comment
  RSA700385  Pinus lambertiana Tim Thibault 2003-9-21 55 Los Angeles Mt. Williamson on Pacific Crest Trail 2500 Comment
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Aug 11 2014
  SFV267  Pinus lambertiana P. G. Kilburn 1957-12-19 571 Los Angeles San Gabriel Mountains Near Mount Waterman. Over 6000 feet elevation. Comment
  POM382746  Piperia elongata Louis C. Wheeler 1932-7-2 888 Los Angeles San Dimas Canyon - Browns Flat trail, San Gabriel Mountains. 1220 Comment
  UCR178937  Piptatherum miliaceum R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR229132  Piptatherum miliaceum Dan S. Cooper 2011-1-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR273445  Piptatherum miliaceum R. G. Swinney 2011-10-25 15876 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
  UCR149858  Pittosporum undulatum Scott D. White 2004-4-23 10237 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA772388  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  UCR187110  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32241 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA507562  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  LA210027  Plagiobothrys canescens F. R. Fosberg; 10648 Los Angeles Santa Catalina Island, Ridges of Grand Canyon Comment
  UCR178891  Plagiobothrys canescens R. G. Swinney 1990-3-19 1529 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM8685  Plagiobothrys canescens P. A. Munz 1920-3-2 3267 Los Angeles Hills S of Pomona 305 Comment
  RSA159343  Plagiobothrys collinus var. gracilis P. H. Raven 1962-4-10 17203 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  UCR126563  Plagiobothrys nothofulvus A. C. Sanders, Andy Thomson 2003-4-15 25983 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  SBBG84173  Plantago arenaria R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  LA82075  Plantago erecta Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  RSA602960  Plantago lanceolata Mark Hoefs 1996-5-27 2713 Los Angeles Avalon Canyon road, below Bird Park. 55 Comment
  SDSU1038  Plantago ovata R. M. Beauchamp 1967-3-19 329 Los Angeles Growing in area just behind the beach at West Cove to one mile south. San Clemente island. Comment
Read comments
May 16 2008
  SBBG68776  Plantago ovata var. fastigiata M. N. Ackley -Mar-1927 789 Los Angeles Baldwin Hills 106 Comment
  RSA70081  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  UCR205034  Platanthera sparsiflora R. G. Swinney 2001-9-15 8190 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA445701  Platystemon californicus G. R. Johnstone 1928-4-28 13787 Los Angeles Two mi. E. of Palmdale. Comment
  RSA729010  Poa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1962 Los Angeles Fort Tejon Road. Comment
  RSA484170  Poa Freda Detmers 1931-5-17 s.n. Los Angeles Along Highland Avenue Comment
  POM16507  Poa secunda Le Roy Abrams 1901-04 1262 Los Angeles Santa Monica Mountains Comment
  POM202411  Poa secunda P. A. Munz 1934-4-2 13140 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA0091792  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UC1132756 Image available Poa secunda subsp. secunda G. T. Nordstrom 1935-3-23 397 Los Angeles 1/2 mi w Caswell's; Tejon Quadrangle Comment
  UCD90710  Poa secunda subsp. secunda W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  UCR271832  Polycarpon tetraphyllum R. G. Swinney 2010-3-24 12102 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA608020  Polygonum arenastrum Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  RSA580116  Polygonum lapathifolium Tim S. Ross, S. D. Boyd 1994-9-21 8335 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  RSA662176  Polypodium californicum Paul M. Inman 1983-5-8 50883 -15 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 miles north of Arcadia, Ca. from east facing ridge. On upper Creek Trail leading to Hoegee's camp. 915 Comment
  UC62429  Polypodium californicum Ernest Braunton Jan. 1903 808 Los Angeles Arroyo Seco Comment
  UCR1105  Polypodium californicum Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/2 mile from waterfalls 610 Comment
  UCR216371  Polypodium californicum Dan S. Cooper 2010-5-10 510- 48 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., upper Oak Canyon, Griffith Park 221 Comment
  UCR271612  Polypodium californicum R. G. Swinney 2011-11-3 15985 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCSB10639  Polypodium californicum Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Dalton Canyon from Glendora Mtn. Road; San Gabriel Mtn range Comment
  RSA151247  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  RSA52497  Polypodium californicum I. L. Wiggins 1949-2-22 11965 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  UCSB62289  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., W fork of the San Gabriel River, unnamed tributary (3rd canyon to the W of Phipps? Canyon), ca. 0.5mi up from the mouth 1095 Comment
  CATA826  Polypogon monspeliensis Mark L. Hoefs 1991-6-17 1418 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  CHSC99452  Polypogon monspeliensis LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. Canyon bottom. At concrete tunnel at north end of the 210 freeway. 457 Comment
  RSA600197  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-29 9911 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR132939  Polypogon monspeliensis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  IRVC28694  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  CAS-BOT-BC320578  Polypogon viridis Peter Rubtzoff 1988-10-7 9960 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA783653  Polystichum J. D. Olmsted 1959-11-8 1084 Los Angeles E. fk. San Gabriel River. Fish Fork between 6th and 7th falls. 1280 Comment
  UC1063680  Polystichum imbricans subsp. curtum Jerome S. Horton 1936-5-26 345 Los Angeles trail n of Brown's Flat; San Dimas Experimental Forest, Cucamonga Quadrangle Comment
  RSA3586  Populus X parryi Carl B. Wolf 1932-5-12 3603 Los Angeles Santa Catalina Island. Cottonwood Canyon, at bridge on Isthmus Road. 15 Comment
  HSC12497  Populus fremontii subsp. fremontii Wendell Wood 1970-6-22 33 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA92888  Populus fremontii subsp. fremontii F. W. Peirson 1919-3-30 386 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 442 Comment
  LA211143  Populus trichocarpa Arthur C. Gibson; 2010-4-7 5309 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, on the northern side of creek just east Malibu Creek, Piuma Rd. Comment
  UC1971604  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles SOUTHERN BASE SAN GABRIEL MTNS.: Tujunga Ponds. West of 210 freeway in Big Tujunga Wash, city of Sunland. Comment
  SEINET3892555  Potamogeton foliosus var. foliosus Louis C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon.; 0 561 Comment
  CAS-BOT-BC453949  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 304 Comment
  LA52099  Potentilla glandulosa subsp. glandulosa Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA604300  Potentilla gracilis var. fastigiata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA86853  Prunus emarginata F. W. Peirson 1941-6-24 s.n. Los Angeles Summit of ridge above Big Pines, north side of San Gabriel Mountains, near Los Angeles-San Bernardino County line. Comment
  RSA316364  Prunus fasciculata Robert F. Thorne, S. Granger, Pamela Burton 1982-4-20 54992 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
  CAS-BOT-BC158281  Prunus fasciculata var. fasciculata J. Aug. Kusche 1929-4-22 s.n. Los Angeles Mojave Desert, near Little Rock Comment
  CAS-BOT-BC154947  Prunus ilicifolia Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  RSA600008  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-5-28 9849 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SEINET11907942  Prunus ilicifolia D. P. Reagan 1974-1 26 Los Angeles Pyramid Lake, 1mi N of Castaic on Interstate 5 Comment
  SBBG12128  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-7-10 17972 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  SBBG31340  Prunus ilicifolia subsp. lyonii R. F. Thorne 1966-4-7 35970 Los Angeles Howland Landing Cyn near rd to Johnson's Landing 22 Comment
  SD114318  Prunus ilicifolia subsp. lyonii D. F. Howe 1953-5-2 2268 Los Angeles Head of Wain Canyon, Santa Catalina Island Comment
Read comments
Jun 10 2014
  RSA0068460  Pseudognaphalium biolettii R. G. Swinney 2010-3-16 11943 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR205205  Pseudognaphalium biolettii R. G. Swinney 2008-4-30 8702 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  POM358739  Pseudognaphalium biolettii M. B. Dunkle 1939-11-24 s.n. Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  RSA527763  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-8 4328 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG25542  Pseudognaphalium biolettii D. E. Emery 1947-4-5 Los Angeles Griffith Park Comment
  CAS-BOT-BC356718  Pseudognaphalium californicum Huron H. Smith 1912-5-1 4882 Los Angeles Eagle Rock Valley 152 Comment
  JEPS23593  Pseudognaphalium microcephalum Peter Kamb 1948-2-29 792 Los Angeles above Sunset Canyon (crest of the Verdugo Range); Verdugo Range 853 Comment
  CAS-BOT-BC357632  Pseudognaphalium stramineum Louis Wheeler 1932-7-2 895 Los Angeles San Dimas Canyon, San Gabriel Mts. 457 Comment
  RSA226231  Pseudotsuga macrocarpa Gary D. Cromwell, David W. Wheat 1971-7-1 701 Los Angeles Mystic Canyon 412 Comment
  CAS-BOT-BC361700  Psilocarphus brevissimus var. brevissimus Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  RSA589500  Psilocarphus tenellus Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8590 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  POM6781  Pteridium aquilinum var. pubescens O. Kenney 1892-12-16 s.n. Los Angeles Near Pasadena Comment
  RSA756061  Pterospora andromedea R. G. Swinney 2008-7-16 9268 Los Angeles Burkhart Trail on south side of Cooper Creek Canyon, 1.4 mi. NE of Burkhart Trailhead parking lot, west of Buckhorn Canyon 1756 Comment
  CAS-BOT-BC421207  Pterostegia drymarioides Tim Ross; Steve Boyd 1991-4-25 4570 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated betwen Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 865 Comment
  CATA866  Pterostegia drymarioides Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1675 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA52266  Pterostegia drymarioides Carl Epling; March 1925 6047 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA660118  Pterostegia drymarioides Orlando Mistretta 1992-6-12 560 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC2029925  Pterostegia drymarioides S. D. White, Kent Hughes 2000-5-16 7837 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  RSA65369  Pterostegia drymarioides F. W. Peirson 1925-4-23 5790 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR220201  Purshia glandulosa R. G. Swinney 2009-4-2 10244 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UC570167  Purshia tridentata var. glandulosa H. S. Yates 1936-4-6 5405 Los Angeles near Valyermo; Rock Creek Quad. 1371 Comment
  UCR270120  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 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
  JEPS58814  Pyrola dentata F. W. Peirson 1920-9-14 519 a Los Angeles On ridges around the head of The Coldwater up to the San Antonio Divide, San Gabriel Mountains 2133 Comment
  UCR137345  Quercus X grandidentata R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, south of first debris basin 396 Comment
  RSA177663  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-10 34448 Los Angeles N side of Black Jack Mt. above Lyonothamnus grove, Santa Catalina Island. 488 Comment
  UCD56635  Quercus X macdonaldii Janet Takahara 1992-5-16 s.n. Los Angeles Santa Catalina Island, near Avalon. Black Jack Campground, next to tool shed. Comment
  RSA702904  Quercus X morehus Jane Strong, Michael C. Long, Gabi McLean, Cliff McLean 2004-7-16 s.n. Los Angeles West Fork San Gabriel River, north of Monrovia Peak. Rincon - Red Box Road, Forest Road 2N24 1341 Comment
  LA43671  Quercus agrifolia A. M. Johnson; 1932-8-25 4146 Los Angeles Santa Monica Mountains Comment
  RSA76856  Quercus agrifolia var. agrifolia I. M. Johnston 1927-9-10 s.n. Los Angeles Switzer's camp Comment
  LA97391  Quercus berberidifolia Kei Nakai; 1976-4-7 TCSP 4 4 76 Los Angeles 243 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
  UCD170504  Quercus berberidifolia D. O. Burge 2017-4-3 2238 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  UCSB72069  Quercus berberidifolia Gross, LeRoy; Soza, Valerie; Gilbert, Neil 2000-10-18 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 609 Comment
  OBI37771  Quercus chrysolepis David J. Keil 1980-3-27 13730 Los Angeles 1 mi E of Ridge rte on Pine Canyon rd (L.A. county rd N-2) 1189 Comment
  UCR95517  Quercus chrysolepis L. C. Wheeler 1966-10-12 8977 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  UCSB33683  Quercus chrysolepis Miller, Brian 1960-7-13 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  UC56659  Quercus dumosa Ernest Braunton Jun 1902 484 Los Angeles Griffith Park Cahuenga Hills Comment
  CAS-BOT-BC94179  Quercus engelmannii G. R. Brown 1938-8-8 s.n. Los Angeles Los Angeles Comment
  RSA640524  Quercus engelmannii R. N. Philbrick, Robert F. Thorne 1967-5-18 B 67 -208 Los Angeles Santa Catalina Island, South of road, upper middle Bull Rush Canyon, Salta verde. Comment
  UC56656  Quercus engelmannii Ernest Braunton Aug 1902 661 Los Angeles Oak Knoll Comment
  RSA593777  Quercus john-tuckeri Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8554 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCD46731  Quercus kelloggii Robert F. Thorne; M. Z. Thorne 1966-8-29 36610 Los Angeles San Gabriel MTS., Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1889 Comment
  UCD46909  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas, Los Angeles County, California. 304 Comment
  UCR100570  Quercus lobata Dan S. Cooper 1997-10-12 s.n. Los Angeles San Gabriel Valley, City of Industry, just west of Brea Canyon Dr., 1/4 mi. north of Hwy I-60 165 Comment
  RSA213355  Quercus pacifica Reid V. Moran 1941-3-14 708 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UC847938  Quercus pacifica Ezra C. Knopf 318 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC257063  Quercus tomentella P. S. Manos 1988-10-28 699 Los Angeles San Clemente Island, N fork of Eagle Canyon 243 Comment
  LA92003  Quercus tomentella Peter H. Raven; 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon 91 Comment
  CHSC95549  Quercus wislizeni var. frutescens LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains: Hostetter Mountainway. Along roadside in a draw, on north side. 914 Comment
  RSA587476  Quercus wislizeni var. frutescens Orlando Mistretta 1994-4-29 1125 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  UC1870297  Quercus wislizeni var. frutescens LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains: Hostetter Mountainway. Along roadside in a draw, on north side 914 Comment
  UC1871277  Quercus wislizeni var. frutescens T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3855 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
  RSA155835  Rafinesquia californica P. H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  SBBG131490  Rafinesquia californica S. A. Junak 1996-4-15 SCI 347 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  UCR205184  Rafinesquia californica R. G. Swinney 2008-4-30 8718 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR270989  Rafinesquia californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14346 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
  RSA399365  Ranunculus aquatilis var. capillaceus Anstruther Davidson 1892-05 s.n. Los Angeles Zanja, Los Angeles. Comment
  CAS-BOT-BC378868  Ranunculus californicus var. californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona, grassy hills Comment
  SBBG116978  Ranunculus hebecarpus S. A. Junak with K. Kirkland 2001-4-13 SCa 1425 Los Angeles just S of rd above Empire Landing 140 Comment
  UC827829  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  SEINET10481174  Raphanus raphanistrum David B. Dunn 1947-3-19 Dunn 2927 Los Angeles Collected on north side of wilshire .5 block e. Of manning in a vacant lot. Comment
  RSA763926  Raphanus sativus Doris Hoover Bowers 1957-3-23 154 Los Angeles Rocky Point, LaVerne. 335 Comment
  SD39747  Raphanus sativus Edith A. Purer 1931-4-8 2007 Los Angeles El Segundo Comment
  RSA7783  Rhamnus californica Carl B. Wolf 1927-12-31 s.n. Los Angeles Occidental College Campus. Comment
  CDA12034  Rhamnus californica subsp. californica A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA0094361  Rhamnus californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  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
  CAS-BOT-BC59975  Rhamnus crocea J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena. Comment
  RSA13149  Rhamnus crocea Percy C. Everett 1935-6-25 7245 Los Angeles San Fernando Valley, Foothill Blvd. 0.7 mi. West of Van Nuys Blvd. 274 Comment
  CAS-BOT-BC55989  Rhamnus ilicifolia W. R. Dudley; F. H. Lamb 1896-6-7 4363 Los Angeles Kings Canyon, Antelope Valley Comment
  UCR272352  Rhamnus ilicifolia R. G. Swinney 2011-3-15 14095 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  RSA1828  Rhamnus pirifolia Knopf, Johnson 1930-1-30 698 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA390857  Rhamnus pirifolia M. B. Dunkle 1928-11-4 2029 Los Angeles Santa Catalina Island, Gallagher's Canyon Comment
  CAS-BOT-BC168131  Rhus aromatica Le Roy Abrams 1901-4-3 1310 Los Angeles Santa Monica Mts. between [Cahunga] Cuhuenga Pass and [Encion] Encino 365 Comment
  CAS-BOT-BC168143  Rhus aromatica Mary H. Ward; Shirley W. Campbell 1970-4-2 LASCA- 887 Los Angeles Along lower reach of the Arroyo Seco, southwestern Pasadena Comment
  RSA101666  Rhus integrifolia G. R. Proctor 1944-01 767 Los Angeles Sand dunes at El Segundo. Comment
  RSA190981  Rhus integrifolia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA610780  Rhus integrifolia L. C. Wheeler 1933-6-17 1862 Los Angeles Claremont 365 Comment
  SBBG96849  Rhus integrifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4203 Los Angeles upper reaches of China Cyn Comment
  SD30991  Rhus integrifolia Edith A. Purer 1931-3-12 965 Los Angeles Palos Verdes Hills Comment
  UC124590  Rhus integrifolia H. M. Hall 1908-6-16 8288 Los Angeles Avalon, in Mrs. Trasks yard Santa Catalina Island Comment
  UC162037  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mt. Wilson Comment
  SD90237  Ribes aureum var. gracillimum Benjamin C. Stone 1952-3-22 9 Los Angeles Blanchard Park, Claremont. 334 Comment
  UC575715  Ribes aureum var. gracillimum Lewis S. Rose 1934-12-27 34519 Los Angeles Monrovia Comment
  CAS-BOT-BC93104  Ribes californicum var. hesperium Joseph Andorfer Ewan 1932-2-27 7025 Los Angeles Santa Monica Mountains. Mandeville Canyon. 304 Comment
  SDSU5937  Ribes californicum var. hesperium D. F. Howe 1970-3-8 4681 Los Angeles On Mulholland Drive, 10.5 miles west of Laurel Canyon Blvd., Santa Monica Mts. 427 Comment
  UC11561  Ribes californicum var. hesperium State Survey 1861-2-3 168 Los Angeles San Gabriel Comment
  UC934051  Ribes californicum var. hesperium H. L. Cogswell 1950-3-8 60 Los Angeles Wood's Peak, Sec.E6 of Plot 6 San Gabriel Mts. 990 Comment
  UC11550  Ribes indecorum W. H. Brewer 1861-2-16 200 Los Angeles San Fernando Valley Comment
  RSA279106  Ribes indecorum R. F. Thorne 1971-3-25 41506 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  CAS-BOT-BC173432  Ribes malvaceum Peter H. Raven 1959-2-23 13802 Los Angeles On Decker Road 1.0 miles north of junction with Mulholland Drive 502 Comment
  RSA670432  Ribes malvaceum I. W. Clokey, Bonnie C. Templeton 1929-05 4493 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UC11608  Ribes malvaceum W. H. Brewer Feb. 1861 183 Los Angeles Cahuenga Pass 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
  RSA628377  Ribes nevadense Scott D. White 1998-6-29 s.n. 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
  RSA755844  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  CAS-BOT-BC209700  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  CAS-BOT-BC168675  Ribes speciosum George B. Grant 1901-3-13 6388 Los Angeles Pasadena. Comment
  SEINET3151844  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  CAS-BOT-BC144440  Ribes speciosum H. E. McMinn 1924-6-20 1219 Los Angeles Turnbull Canyon, Whittier Comment
  RSA652697  Ricinus communis Phillip Robinson 1991-5-12 360 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. & Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  SFV21428  Ricinus communis L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1030 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  CAS-BOT-BC207164  Ricinus communis Peter H. Raven; Henry J. Thompson 1959-9-6 14377 Los Angeles In coastal sage near mouth of Malibue - Santa Monica Mountains 12 Comment
  SBBG65644  Rigiopappus leptocladus R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  CAS-BOT-BC92176  Romneya coulteri var. coulteri June Giddings s.n. Los Angeles Altadena. Comment
  UCR223684  Rorippa nasturtium-aquaticum R. G. Swinney 2009-6-12 11149 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC146957  Rosa woodsii var. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel River 1524 Comment
  RSA506209  Rubus discolor Louis C. Wheeler 1967-7-18 10110 Los Angeles San Gabriel Mountains, Angeles National Forest: Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA86837  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles Buckhorn, at crossing of Little Rocky [Little Rock Creek] by the Chilao Islip Trail, San Gabriel Mts 1982 Comment
  UCR4188  Rubus pensilvanicus R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., along road, c. 2.5 miles into Arroyo Seco Canyon, Pasadena 427 Comment
  LA52269  Rumex acetosella Louis Wheeler; 1932-5-4 682 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  POM2342  Rumex conglomeratus P. A. Munz 1918-5-19 2261 Los Angeles Pomona. Comment
  LA33970  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-6-4 14339 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  POM11250  Rumex crispus F. L. Robinson 1921-3-17 11 Los Angeles Claremont. Comment
  RSA527585  Rumex crispus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4362 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  LA202426  Rumex fueginus Arthur C. Gibson; 2004-8-30 5081 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, along creek bed entering Lake Malibou, 200 m from bridge off Lake Vista Dr. Comment
  SD69361  Rumex salicifolius Robert F. Thorne, P. Everett 1965-5-10 34432 Los Angeles Along stream in Cape Canyon; Santa Catalina Island 274 Comment
  SEINET3893350  Ruppia maritima Robert F. Thorne, D. Propt; class 1971-5-17 41353 Los Angeles Santa Catalina Island: Pond southeast of Isthmus.; 0 213 Comment
  RSA353669  Sagittaria calycina Robert Gustafson 1981-6-17 2242 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR130510  Sagittaria latifolia R. E. Riefner Jr. 2002-9-8 02- 255 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  RSA249788  Salazaria mexicana Robert F. Thorne 1973-5-11 43481 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
  RSA725103  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 116 -116B Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UC135935  Salicornia subterminalis LeRoy Abrams 1902-6-19 2565 Los Angeles near Mesmer; Ballona Comment
  RSA248903  Salicornia virginica R. F. Thorne 1973-4-12 42914 Los Angeles San Clemente Island, Salina at Horse Cove, S end of island 3 Comment
  CAS-BOT-BC103148  Salix bonplandiana I. Johnston 1917-5-13 1903 Los Angeles El Monte 121 Comment
  CAS-BOT-BC103173  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA624066  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1.25 mile ESE Honby 457 Comment
  UCR139942  Salix exigua L. C. Wheeler 1967-5-23 9665 Los Angeles Santa Clara River Valley, 1.25 mi. southeast of Honby 457 Comment
  RSA720364  Salix gooddingii LeRoy Gross 2007-4-6 2621 Los Angeles Southern base of the range: Debris basin behind Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  LA38394  Salix laevigata Henry J. Thompson; 1960-3-13 3017 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  SD215660  Salix laevigata Steve Boyd, Timothy S. Ross 1997-3-21 9199 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1182 Comment
  POM182042  Salix lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM186357  Salix lasiolepis A. N. Dunn, Joseph A. Ewan 1933-7-23 7839 Los Angeles East end of Barley Flats, San Gabriel Mountains 1555 Comment
  POM2061  Salix lasiolepis Philip A. Munz 1918-3-28 2003 Los Angeles Claremont. Wash near Palmer's Canyon. Comment
  POM362718  Salix lasiolepis Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  POM362750  Salix lasiolepis Ora M. Clark 1929-2-3 1498 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  RSA0103928  Salix lasiolepis R. G. Swinney 2011-6-23 15318 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA225998  Salix lasiolepis Robert F. Thorne, C. W. Tilforth 1971-6-29 40697 Los Angeles Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA226907  Salix lasiolepis Robert F. Thorne 1971-8-25 41254 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UC482086  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City) Santa Monica Mountains Comment
  UC482215  Salix lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mountains 15 Comment
  UCR205032  Salix lasiolepis R. G. Swinney 2001-9-15 8188 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR256479  Salix lasiolepis R. G. Swinney 2010-6-8 13203 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCD111693  Salix lasiolepis Henry J. Thompson 1960-3-13 3016 Los Angeles Santa Monica Mountains, Tuna Canon, 0.6 miles north of Coast Highway. 76 Comment
  CAS-BOT-BC128512  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles Santa Monica Mountains - at foot of coastal headland near mouth of Topanga Canyon Comment
  SFV19099  Salix lucida M. Gary 2003-5-10 s. n. Los Angeles La Canada. Arroyo Seco at Hahamongna Watershed Park. 350 Comment
  SFV21133  Salix lucida subsp. lasiandra J. M. Keefe 2001-2-7 31046 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. Along freeway onramp on north-facing slope, 3 m north of Ventura Freeway (Highway 134), 5 meters east of Figueroa St., southwest of Eagle Rock Park. 280 Comment
  UCR48979  Salsola australis A. C. Sanders 1987-9-18 7358 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CDA21286  Salsola australis J. Lanham, K. Gunderman 2007-11-11 JL- 01 Los Angeles Channel Islands; Catalina Island, Salta Verde area. 304 Comment
  RSA0069769  Saltugilia australis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6987 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA71795  Saltugilia splendens subsp. grantii F. W. Peirson 1921-6-19 4707 Los Angeles North Fork of San Gabriel River 1296 Comment
  RSA590845  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-17 2562 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA663340  Saltugilia splendens subsp. splendens P. A. Munz 1921-6-17 4656 Los Angeles Swartout [Swarthout] Valley: Sawmill. 2073 Comment
  RSA215194  Salvia apiana Louis C. Wheeler 1932-5-21 728 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  SFV21059  Salvia apiana L. Gross, V. Soza 2001-5-31 390 Los Angeles Verdugo Mountains Southeast side of mountains. Ridge north of Dead Horse Canyon. 457 Comment
  UCR222771  Salvia apiana R. G. Swinney 2009-5-9 10703 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  RSA660753  Salvia apiana Jeff Weiler 1981-5-31 60 Los Angeles La Canada. Fire Road at the top of Forest Hill Dr. Third Curve past yellow gate, upslope from trail. Comment
  SEINET13947239 Image available Salvia apiana C. F. B. 1903-1 3442 Los Angeles Claremont Comment
  OBI70575  Salvia columbariae Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9460 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  RSA570179  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4794 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA596059  Salvia columbariae Tim S. Ross, J. Mark Porter 1995-5-4 8425 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SEINET13297614 Image available Salvia columbariae R. G. Swinney 2011-1 14904 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5' Q) 1096 Comment
  UC1349368  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  UCR153567  Salvia columbariae A. C. Sanders 2005-5-11 30180 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA662322  Salvia columbariae Amy Drooks 1981-4-26 11 Los Angeles San Gabriel River, north of Azusa. Comment
  SD12591  Salvia columbariae Edith A. Purer 1935-5-11 6570 Los Angeles coastal Mt. Malibu Lodge Road Comment
  CAS-BOT-BC224947  Salvia dorrii var. pilosa Ira L. Wiggins 1966-4-15 20588 Los Angeles Immediately east of J.F.L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  SEINET7978749  Salvia dorrii var. pilosa B. Ertter, J. Strachan 1979-6-29 3007 Los Angeles North edge of Angeles NF, ca. 9 airmiles ESE of Pearblossom, 1.7 mile N of Mile High on County Hwy N4. 1463 Comment
  CAS-BOT-BC233667  Salvia leucophylla Peter H. Raven; Robert F. Thorne 1964-5-7 19036 Los Angeles Saddle Rock Ranch near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA651799  Salvia leucophylla A. E. Hersh 1950-7-15 s.n. Los Angeles Saddle Peak Road leading down to ocean. 152 Comment
  UC57484  Salvia leucophylla J. H. Barber 1898-3-7 377 Los Angeles Pt. Duma Comment
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Feb 20 2015
  CAS-BOT-BC229938  Salvia mellifera Timothy S. Ross; Darin Banks 1994-4-12 7503 Los Angeles Liebre Mountains. San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 670 Comment
  LA82008  Salvia mellifera Carl Epling; Lincoln Ellison 1929-8-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  OBI8154  Salvia mellifera Lewis Meltz 1977-4-9 LM 20 Los Angeles 25m S of Eaton Cyn, Wash, 2.5 km E of Eaton Cyn. Bridge Comment
  RSA177828  Salvia mellifera Robert F. Thorne, P. Everett 1965-5-10 34444 Los Angeles South slope of Black Jack mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA434108  Salvia mellifera F. R. Fosberg 1931-5-6 S 4810 Los Angeles Santa Catalina Island. Head of Cape Canyon, near pump house. 280 Comment
  RSA653896  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  RSA719097  Salvia mellifera Naomi S. Fraga, Jorge Arriaga 2002-4-28 79 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope near bottom of Box Canyon. Comment
  UC440462  Salvia mellifera Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  RSA0030941  Salvia mellifera Jane Snyder 1966-5-10 11 Los Angeles San Rafael Hills. 213 Comment
  SBBG17052  Salvia spathacea K. A. Wilson 1961-3-10 962 Los Angeles Old Topanga Cyn Rd, ca. 1/4 mi W of Topanga Cyn Rd Comment
  RSA712718  Sambucus mexicana A. C. Sanders 2003-3-14 25780 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
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Jun 9 2009
  UCR264691  Sambucus nigra Mitch Provance, Callen Huff 2009-4-28 10761 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  SEINET8058166  Sambucus nigra W. Wheeler 1904-6-10 s.n. Los Angeles Covina. Comment
  CATA1458  Sanicula arguta Mark L. Hoefs, Robert F. Thorne 1996-4-6 2642 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SFV2608  Sanicula arguta K. A. Wilson 1961-3-18 1041 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC303480  Sanicula arguta Crawford and Hiatt 1916-3-29 Los Angeles Santa Monica Mountains, Topanga Canyon Topanga Canyon; Santa Monica Mountains, Topanga Canyon Comment
  UC566788  Sanicula arguta Frank W. Peirson 1923-4-9 3429 Los Angeles near Wilson Cove (San Clemente Island); San Clemente Island Comment
  UCR142883  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  SEINET13945211 Image available Sanicula laciniata Peter H. Raven 1959-1 13953 Los Angeles Just east of Zuma Beach, Point Dume, Santa Monica Mountains; 50 ft. 34 deg. N, 118-119 deg. W 15 Comment
  LA33037  Sanicula tuberosa Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA471119  Sarcodes sanguinea B. C. Templeton 1959-4-16 s.n. Los Angeles Charlton Flats Comment
  RSA255812  Sarcodes sanguinea Gary D. Wallace 1969-6-23 822 Los Angeles 1.8 mi W of Vincent Gap 2195 Comment
  UC153595  Sarcostemma cynanchoides subsp. hartwegii LeRoy Abrams 1902-7-5 2655 Los Angeles near Azusa Comment
  RSA445300  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  RSA167648  Schedonorus arundinaceus P. H. Raven, Robert Thorne 1964-5-7 19038 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA523172  Schinus molle T. S. Ross 1991-2-23 4114 Los Angeles Whittier Hills: Upper Turnbull Canyon ca 1/4 air-mile W of Turnbull Canyon Rd x Skyline Dr. 311 Comment
  RSA661179  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  SBBG31210  Schinus molle R. F. Thorne 1966-9-16 36708 Los Angeles N slope of Black Jack Mtn 411 Comment
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Jan 31 2012
  UCR93327  Schinus polygamus Scott D. White 1996-5-19 4055 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  UCSB22446  Schismus arabicus Bridge, Phillip 1966-5-13 Los Angeles East side of 213th Street, .3 mile south from its junction with State 138, San Gabriel Mountains at base 1021 Comment
  UCR255791  Schismus barbatus R. G. Swinney 2010-3-10 11822 Los Angeles San Gabriel Mountains, 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. 488 Comment
  CAS-BOT-BC111514  Schoenoplectus americanus LeRoy Abrams 1902-6-12 2537 Los Angeles Ballona creek, near Mesmer Comment
  POM180180  Scirpus microcarpus Joseph A. Ewan 1931-10-29 5278 Los Angeles 0.5 mile below Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA0110810  Scrophularia californica R. G. Swinney 2011-4-28 14537 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  CAS-BOT-BC341089  Scutellaria mexicana A. D. E. Elmer 1902-6-1 3671 Los Angeles Palmdale Comment
  CHSC25023  Scutellaria tuberosa T. P. Spira 1977-4-6 102 Los Angeles Ca. 1 mi e of Las Virgenes Road, off of Stokes Canyon Road. Associates: Adenostoma fasciculatum, Quercus sp. 200 Comment
  CAS-BOT-BC61989  Selaginella asprella Larry Kiefer 1963-1-1 348 Los Angeles c. 25 yds nw of Crystal Lake 1828 Comment
  RSA636136  Selaginella asprella Louis Cutter Wheeler 1961-4-21 7803 Los Angeles San Gabriel Mountains: Half mile west of Sulphur Springs Campground. . Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  LA5819  Selaginella bigelovii Carl Epling; 1925-4-18 6713 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA0043001  Selaginella bigelovii R. G. Swinney 2010-6-21 13258 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  UCR88694  Selaginella bigelovii Scott D. White 1995-10-19 3702 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  CLARK-A1528-2161  Senecio douglasii John C. Roos 1940-8-31 242 Los Angeles San Gabriel River Comment
  UCR273277  Senecio flaccidus var. douglasii R. G. Swinney 2011-10-25 15857 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  SEINET7025214  Senecio flaccidus var. douglasii S. D. Gaimari 1994-6-29 s.n. Los Angeles Las Crescenta; 2 kilometers up Eagle Canyon, on south base of Mount Lukens. Comment
  RSA702829  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR108457  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mtns., Bottom of Millard Canyon, on both sides of Angeles National Forest boundary. E side of canyon Comment
  RSA604525  Senecio mikanioides Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2556 Los Angeles Santa Catalina Island; beach at empire landing. 3 Comment
  UCR192838  Senecio triangularis R. G. Swinney 1998-7-14 6431 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
  RSA534017  Senecio vulgaris Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5292 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 274 Comment
  RSA608043  Senecio vulgaris L. C. Wheeler 1947-6-13 6520 Los Angeles Los Angeles/San Bernardino counties. San Gabriel Mountains: Cascade Canyon at fire road, near creek. Comment
  LA8984  Setaria gracilis A. M. Johnson; 1931-10-7 3823 Los Angeles Santa Monica Mountains, Stone Canyon Comment
  RSA483322  Setaria parviflora Anstruther Davidson 1917-08 3261 Los Angeles Los Angeles Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA512065  Setaria viridis L. C. Wheeler 1966-9-21 8894 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  RSA611490  Setaria viridis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA433864  Sidalcea malviflora Anstruther Davidson 1890-05 s.n. Los Angeles Riverside, Sunnyside, Los Angeles Comment
  SBBG95241  Silene gallica M. B. Dunkle 1928-4-10 1827 Los Angeles Johnson's Cyn 274 Comment
  UCR219938  Silene gallica R. G. Swinney 2009-4-16 10381 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  RSA477933  Silene laciniata subsp. major C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA126654  Silene laciniata subsp. major H. J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  SBBG121235  Silene multinervia V. Soza, L. Moore 2000-5-10 858 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 to peak 0'1936" 579 Comment
  RSA250390  Silene parishii R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42206 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2103 Comment
  RSA65067  Silene verecunda subsp. platyota F. W. Peirson 1929-7-1 8433 Los Angeles San Gabriel Mountains: Tie Canyon, Aliso Creek tributary; trail to Mt. Pacifico 1433 Comment
  SEINET3371866  Silybum marianum G. Rink 2011-6-1 10566 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  RSA431763  Sisymbrium altissimum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0048220  Sisymbrium irio L. Haines 1950-3-1 s.n. Los Angeles Canoga Park. 243 Comment
  UCR260377  Sisymbrium officinale R. G. Swinney 2010-6-21 13285 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA162708  Sisymbrium officinale J. D. Olmsted 130 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA726751  Sisymbrium officinale Anstruther Davidson 1993-05 s.n. Los Angeles 4th & Wall St. Comment
  RSA592232  Sisymbrium orientale L. C. Wheeler 1967-4-30 9250 Los Angeles 1/10 mile SE of mouth of Pacoima Canyon 473 Comment
  SFV20815  Sisymbrium orientale L. Gross, N. Fraga 2002-4-4 519 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 457 Comment
  POM157985  Sisyrinchium bellum M. B. Dunkle 1928-3-17 1744 Los Angeles Santa Catalina Island. Johnsons. [sic] 30 Comment
  UC457334  Sisyrinchium bellum Carl Epling 1931-3-2 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  POM307398  Sisyrinchium bellum Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2364 Los Angeles Altadena. Comment
  UCR126705  Solanum americanum A. C. Sanders, Mark Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  RSA187717  Solanum douglasii Robert F. Thorne 1966-4-5 35863 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA422377  Solanum douglasii F. R. Fosberg 1931-3-20 S- 4312 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  RSA422415  Solanum douglasii T. S. Clare 1929-3-3 15054 Los Angeles Topango [Topanga] Canyon. Comment
  RSA60835  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles In ravine at base of grassy slope; near corner of Skyline and Aedsheal drives, Whittier Hills. Comment
  UCD126875  Solanum douglasii Malcolm A. Nobs 1948-9-8 647 Los Angeles just west of Malibu. Comment
  POM306261  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1417 Los Angeles North Craig Ave., Altadena. Comment
  RSA651330  Solanum douglasii Stephen Hill 1981-2-26 23 Los Angeles E. of parking lot M. in field of Cal Poly Pomona Campus. Comment
  RSA657957  Solanum douglasii S. Campbell 1980-6-2 27 Los Angeles Verdugo Mountains: Found 500 feet west off Sierra Place 244 Comment
  NY826935  Solanum elaeagnifolium E. Braunton 09 1902 697 Los Angeles Los Angeles. Comment
  UC519994  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi ne of La Verne 381 Comment
  RSA599757  Solanum umbelliferum Steve D. Boyd, Lauren Raz 1997-5-6 9776 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SEINET6055932  Solanum xanti C. F. Baker 1903-3-16 4059 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET5624725  Solanum xanti var. intermedium Unknown 1947-1 Los Angeles Along Hwy 99, 2 miles south of Gorman 610 Comment
  RSA0081379  Sonchus asper R. G. Swinney 2010-3-16 11911 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
  CATA1249  Sonchus oleraceus Mark L. Hoefs, Phil Hartman, Bret Marin 1995-1-27 2329 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UCR259586  Sonchus oleraceus R. G. Swinney 2010-4-15 12225 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  LA209937  Sonchus oleraceus Norman A. Cole; May 1964 350 b Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA467396  Sorghum halepense Alva Watry 1930-05 s.n. Los Angeles Glendale. Comment
  UCD169675  Sorghum halepense Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  RSA660199  Spartium junceum Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 47 Los Angeles 2.7 miles from La Canada city limits (sign) pull off on left side of road as one is going up mountain. Comment
  RSA0097067  Spergularia I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  CAS-BOT-BC390136  Spergularia bocconi Robert F. Thorne 1973-4-11 42799 a Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  CAS-BOT-BC390332  Spergularia macrotheca var. macrotheca Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SD90295  Spergularia villosa Robert F. Thorne 1973-4-11 42799 b Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA754431  Stachys albens Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1849 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  RSA82575  Stachys albens F. W. Peirson 1924-8-23 5055 Los Angeles West Fork of San Gabriel River. 412 Comment
  UC1595425  Stachys albens Tim Ross 1992-7-10 6661 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC457321  Stachys albens Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC586832  Stachys albens Joseph Andorfer Ewan 1934-8-2 8481 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  RSA446645  Stachys bullata Dayton, Mrs. Dayton 1925-4-29 s.n. Los Angeles Baldwin Hills. Comment
  SDSU12067  Stachys bullata Jennifer Swenson, David Shaari 1995-5-1 IV 95 B Los Angeles Off of Kanan-Dume Rd, past big curve, 3 mile southo f Latigo Canyon Rd, gatedirt road on west side; 1/2 mile beyond gate on southwest side of road. (USGS 7/5' Pt. Dume Quadrangle) 419 Comment
  RSA646980  Stellaria media LeRoy Gross 2000-4-22 169 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  RSA662324  Stellaria media Amy Drooks 1981-5-9 s.n. Los Angeles Cal Poly Pomona campus in front of Arts Bldg. Comment
  RSA151317  Stephanomeria blairii P. H. Raven 1962-7-11 17992 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  UCR142926  Stephanomeria blairii H. D. House, Grumbles 1930-8-5 s.n. Los Angeles Channel Islands, San Clemente Island Comment
  RSA533510  Stephanomeria diegensis Timothy S. Ross 1991-3-9 4160 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  CAS-BOT-BC375308  Stephanomeria exigua subsp. coronaria Marcus E. Jones 1900-7-12 6423 Los Angeles Long Beach Comment
  UCR223829  Stephanomeria parryi R. G. Swinney 2009-6-17 11201 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0021516  Stephanomeria virgata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5145 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CATA694  Stipa lepida Mark L. Hoefs 1991-4-26 1187 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  UCR198381  Stipa lepida Valerie Soza, L. Moore 2000-5-10 840 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  RSA0097774  Stipa occidentalis var. californica R. G. Swinney 2011-7-8 15516 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1171 Comment
  SD260163  Stipa speciosa R. G. Swinney 2010-5-19 12823 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
  CATA3408  Stipa tenuissima Julia A. Parish 2017-4-19 022 Los Angeles Santa Catalina Island: Avalon Canyon, 357 West Whittley Avenue 46 Comment
  CAS-BOT-BC61001  Streptanthella longirostris Ernest C. Twisselmann 1965-5-5 10702 Los Angeles Mojave Desert. Lancaster Boulevard near the Kern County Line. (Edwards Air Force Base). 746 Comment
  SD69573  Stuckenia pectinata Robert F. Thorne 1966-9-14 36673 Los Angeles Santa Catalina Island; shallow water of Cottonwood Creek, where Isthmus road crosses 29 Comment
  UCR18108  Stylocline filaginea O. F. Clarke 1973-4-29 s.n. Los Angeles Mojave Desert, NE corner of county. Hi Vista Comment
  RSA674670  Stylocline gnaphaloides Scott D. White, Kent Hughes 2000-5-17 7881 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SBBG63191  Stylocline psilocarphoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  RSA252902  Stylocline psilocarphoides R. F. Thorne 1973-5-11 43557 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
  CA