Search Results — 2000 specimen records retrieved (1558 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR277099  Abies concolor R. G. Swinney 2010-9-23 13891 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  SD41428  Abronia maritima Edith A. Purer 1931-3-19 1563 Los Angeles El Segundo. Comment
  SD84836  Abronia maritima Reid Moran 1941-3-4 675 Los Angeles Santa Catalina Island; Little Harbor. 4 Comment
  UCR3973  Abronia umbellata Art Whistler 1968-4-13 s.n. Los Angeles Pacific Coast, Malibu Beach c. 100 yards west of where Malibu Creek meets the ocean, in Malibu 3 Comment
  SBBG105345  Abronia umbellata R. M. Beauchamp 1976-5-22 4139 Los Angeles S of Eel Pt Cyn 21 Comment
  UC625727  Acamptopappus sphaerocephalus var. hirtellus Annie M. Alexander 1939-6-26 848 Los Angeles w Victorville Comment
Read comments
Feb 10 2015
  POM137120  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  POM2705  Acer macrophyllum Leona Modgett 1909-06 11 Los Angeles Claremont. Comment
  UCR132296  Acer macrophyllum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  RSA0036748  Acer macrophyllum Patricia Kouo 1994-4-27 944072 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd, at the most south lake. Found on the north west side of the lake. Comment
  UC1595255  Achillea millefolium Tim Ross and Peter Fritsch 1990-6-20 3632 Los Angeles near confluence of the E & W forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon, East and West Forks of 445 Comment
  UC166770  Achillea millefolium George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 18 -4923 Los Angeles Santa Catalina Island Comment
  UCR204211  Achillea millefolium R. G. Swinney 2001-9-16 8161 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles 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
  POM484093  Achnatherum coronatum Crawford 1936-4-19 170 Los Angeles San Fernando Valley Comment
  RSA226152  Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station 670 Comment
  SEINET7300424 Image available Achnatherum coronatum R. F. Thorne, A. C. Gibson 1971-5-22 39719 Los Angeles San Gabriel Mts., Angeles National Forest; Fish Canyon 259 Comment
  SBBG29606  Achnatherum hymenoides K. K. Muller -Apr-1968 Los Angeles 2 mi W of Hi Vista on Ave G Comment
  RSA91820  Achnatherum occidentale subsp. occidentale F. W. Peirson 1922-7-6 3154 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 2560 Comment
  RSA679876  Achnatherum speciosum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 859 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  SBBG32265  Achnatherum speciosum L. S. Rose 1968-4-5 68017 Los Angeles Acton 822 Comment
  SBBG128201  Acmispon argophyllus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2203 A Los Angeles N of Guds, at S end of island 235 Comment
  CAS-BOT-BC213462  Acmispon argophyllus var. argophyllus G. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  SBBG128176  Acmispon dendroideus var. dendroideus M. L. Hoefs 1994-5-21 1847 Los Angeles SE end of Renton Mine Rd 262 Comment
  SBBG48358  Acmispon maritimus var. maritimus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  CATA3333  Acmispon micranthus Amy Catalano 2017-4-13 050 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  RSA134796  Acourtia microcephala Percy C. Everett, E. K. Balls 1959-6-29 23874 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  UCSB7387  Acourtia microcephala Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Bervely Glen; Santa Monica Mtns. Comment
  CAS-BOT-BC133171  Adenostoma fasciculatum Marcus E. Jones 1900-7-10 s.n. Los Angeles Ravenna Comment
  SEINET187427  Adenostoma fasciculatum F. R. Fosberg 1931-10-4 S 4562 Los Angeles Avalon Canyon Santa Catalina Island. 180 Comment
  UC1584250  Adenostoma fasciculatum Tim Ross and Steve Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture in San Francisquito Canyon; Lake Hughes U.S.G.S. 7.5' Quad., , Gr 926 Comment
  UC625118  Adenostoma fasciculatum F. R. Fosberg 1931-4-10 S 4562 Los Angeles Santa Catalina Isl., Avalon Canyon 180 Comment
  UCR215152  Adenostoma fasciculatum Kimberly Doughty, Darran Doughty 2008-5-24 24 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  SBBG44519  Adenostoma fasciculatum var. fasciculatum Leota Davidson 1966-5-14 252 Los Angeles S of Oak Flat Cmpgrd on Whitaker Peak Lookout rd, 10 mi from Castaic jct, Hwy 99 Comment
Read comments
Jul 1 2015
  CAS-BOT-BC139854  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mts. (Lobo Canyon is a fork of Triunfo Canyon) 304 Comment
  UCR224004  Adiantum capillus-veneris Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11692 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  LA94091  Adiantum jordanii Lawrence L. Kiefer; 1962-11-10 125 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Vicinity of the Paramount Ranch. 243 Comment
  SBBG14231  Adiantum jordanii M. A. Piehl 1962-10-3 62497 Los Angeles near jct of main rd and White's Landing Rd Comment
  SBBG31054  Adiantum jordanii R. F. Thorne with P. C. Everett 1965-5-10 Los Angeles upper end of Gallagher Cyn 411 Comment
  SBBG76951  Adiantum jordanii F. R. Fosberg 1931-5-23 R 79 Los Angeles Hamilton Cyn 30 Comment
  UCR204198  Adiantum jordanii Mark A. Elvin, Orlando Mistretta 1996-3-24 136 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 244 Comment
  SEINET8081887 Image available Agapanthus africanus E. Sundell 1974-7-13 564 a Los Angeles West Covina, Holiday Inn Comment
  RSA602765  Ageratina adenophora Louis C. Wheeler 1972-12-24 12800 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  CAS-BOT-BC295621  Agnorhiza ovata Robert F. Thorne 1969-7-2 38259 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  RSA0086462  Agoseris Mitch Provance, Callen Huff 2009-4-28 10666 Los Angeles Tehachapi Mountains: Road on ridge overlooking Hwy I-5 about 0.6 miles NE of Gorman. 1439 Comment
  SEINET13203283 Image available Agoseris retrorsa R. G. Swinney 2011-1 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  RSA87122  Agrostis exarata F. W. Peirson 1923-8-31 4329 Los Angeles Big Pines Camp, north side of San Gabriel Mountains. 2088 Comment
  RSA87121  Agrostis stolonifera Joseph A. Ewan, Nesta Ewan 1936-8-5 9948 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  SFV21422  Ailanthus altissima L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1028 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  POM2673  Alchemilla occidentalis Philip A. Munz 1918-4-5 2223 Los Angeles Laguna Beach. Comment
  UCR101726  Alisma triviale L. C. Wheeler 1952-7-10 6857 Los Angeles San Gabriel Valley, Whittier Narrows Dam 58 Comment
  SBBG72630  Allenrolfea occidentalis R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA769904  Allium R. G. Swinney 2009-5-28 10958 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  LA21449  Allium haematochiton W. O. Griesel; 1936-5-9 21449 Los Angeles Santa Monica Mountains, Mulholland Hwy between Latigo and Decker roads 579 Comment
  RSA128272  Allium haematochiton H. J. Thompson 1959-3-27 1882 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak. 701 Comment
Read comments
Jan 16 2017
  UCD138554  Allium lacunosum Daryl Koutnik 1978-4-28 431 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  CAS-BOT-BC472002  Allium lacunosum var. davisiae Ralph Hoffmann 1932-4-27 s.n. Los Angeles Harold Comment
  CAS-BOT-BC472946  Allium monticola V. June Wetherell; C. F. Quibell 1960-5-28 401 CFQ Los Angeles Los Angeles National Forest, San Gabriel Mountains. Mt. Islip gravel slide 2590 Comment
  RSA376825  Allium praecox M. B. Dunkle 1939-4-6 7304 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA515130  Allium praecox Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805 -4 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  UCR114217  Allophyllum A. C. Sanders, D. Malueg 1998-6-24 22065 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  CHSC95536  Allophyllum divaricatum LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 240 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, sunny south side of ridge.. 726 Comment
  RSA410095  Allophyllum glutinosum Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA590850  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-5-15 2544 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  CAS-BOT-BC170974  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9906 Los Angeles Along Creek Mescal Canyon. San Gabriel Mts. 1615 Comment
  RSA611613  Alnus rhombifolia Erin Hewgley, J. Gural 1997-4-27 20 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  RSA750232  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG133185  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  POM96197  Amaranthus powellii P. A. Munz 1925-11 10811 Los Angeles Claremont. 366 Comment
  RSA416880  Amblyopappus pusillus Anstruther Davidson 1914-05 3691 Los Angeles San Pedro. Comment
  CAS-BOT-BC42857  Ambrosia acanthicarpa George B. Grant 1897-10-4 s.n. Los Angeles Garvanza Comment
  UCR121260  Ambrosia acanthicarpa R. G. Swinney 1989-11-24 1498 Los Angeles San Gabriel Mtns, Big Dalton Canyon area, in and near Glendora Wilderness Park. Big Dalton debris basin 366 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
  RSA592226  Ambrosia acanthicarpa L. C. Wheeler 1967-4-30 9236 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCD128707  Ambrosia acanthicarpa James Dilley 1996-10-26 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest, Vincent Gap, on Angeles Crest Hw. Comment
  RSA158320  Ambrosia chamissonis Peter H. Raven 1962-4-11 17288 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  SD39986  Ambrosia chamissonis Edith A. Purer 1932-4-23 2823 Los Angeles El Segundo, dunes near ocean Comment
  UCR24357  Ambrosia confertiflora John C. Roos 1942-10-10 1722 Los Angeles Westwood Village, Malcolm Ave. and Santa Monica Blvd. 98 Comment
  CAS-BOT-BC55552  Ambrosia psilostachya Lewis S. Rose 1966-12-24 66115 Los Angeles Westwood Village 121 Comment
  UCR11540  Ambrosia psilostachya Harlan Lewis 1939-9-23 1004 Los Angeles West Los Angeles 61 Comment
  UCR255484  Ambrosia psilostachya Dan S. Cooper 2014-6-12 614- 13 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, west edge of Wilson-Harding Golf Course, east of Boys Camp Rd. 149 Comment
  HSC4610  Ambrosia psilostachya C. E. Fellows 1965-9-6 131 Los Angeles 2/10 mi. W of Las Virgenes Rd. on Mulholland Rd., N side Comment
  SD107837  Ambrosia psilostachya Robert F. Thorne, D. Propst & M Hoefs 1974-9-12 45101 Los Angeles Santa Catalina Island; near bridge over stream in lower end of Cottonwood Canyon. 29 Comment
  CAS-BOT-BC142548  Amelanchier utahensis Steve Boyd; Lauren Raz 1997-5-1 9690 Los Angeles Liebre Mountains Region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 between the junction with 6N07 and Willow Spring 1402 Comment
  UCR210143  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA415278  Amorpha californica Fay A. MacFadden 1931-4-26 2630 Los Angeles Tuna Canyon, Verdugo Hills. Canyon opposite Belmont Club, woods. Comment
  UC1137521  Amorpha californica var. californica A. D. Gifford 1934-4-23 147 Los Angeles 2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  UC862264  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  LA103429  Amsinckia intermedia Barry A. Prigge; 1986-3-20 6955 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA499939  Amsinckia intermedia Geo C. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island. Comment
  RSA755971  Amsinckia intermedia Orlando Mistretta, Christine Mistretta 2008-4-4 2306 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UC306208  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora 365 Comment
Read comments
Feb 20 2017
  RSA0058223  Amsinckia tessellata R. G. Swinney 2012-5-19 12816 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 ofC, Mt. Emma Rd. 1335 Comment
  UCR281967  Amsinckia tessellata R. G. Swinney 2014-4-24 16232 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM3614  Anagallis arvensis I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA629706  Anagallis arvensis Louis C. Wheeler 1967-7-6 9924 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  CAS-BOT-BC45259  Ancistrocarphus filagineus Ralph Hoffman 1932-4-27 s.n. Los Angeles Lancaster Comment
  UC2027710  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-13 3458 Los Angeles TR, SnGb, N of Aliso Canyon, just E of Angeles Forest Highway, 1.3 km N of Aliso Canyon Road. Comment
  UCSB3790  Anemopsis californica Ralph, F. 1959-7-18 Los Angeles U.S. 99 about 6.4 miles south of its jet. with Calif. 138 762 Comment
  CATA886  Anthemis cotula Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1699 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  RSA80187  Antirrhinum coulterianum F. W. Peirson 1919-2-12 188 Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  UCR230272  Antirrhinum coulterianum Dan S. Cooper 2011-4-26 411- 7 Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  RSA425783  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA589065  Antirrhinum coulterianum Orlando Mistretta 1994-6-6 1328 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  UCR131362  Antirrhinum nuttallianum Jeremiah George 2001-5-8 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
Read comments
May 15 2014
  CATA697  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1991-5-3 1192 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  UC729792  Antirrhinum nuttallianum subsp. subsessile Carl B. Wolf 1932-5-11 Los Angeles Fourth O' July Cove Santa Catalina Island (along the slope above the road) 30 Comment
  CAS-BOT-BC447696  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles Santa Monica Mountains, Mulholland Hwy. 1 mi W. of Las Virgenes Rd. Malibu Creek drainage. 320 Comment
  CATA3445  Aphanisma blitoides Benjamin J. Dion, Tobias Nickel 2017-5-11 027 Los Angeles Santa Catalina Island: Pacific Side; near cliffside bluff in Cactus Bay watershed, close to the border of Salt Cedar Glen watershed 161 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  UCR142490  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  LA103205  Apium graveolens Barry A. Prigge; 1985-6-14 6416 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 597 Comment
  UC1870248  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 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 457 Comment
  UC851879  Aptenia cordifolia Carl B. Wolf 1932-5-9 3431 Los Angeles 1/2 mi from Avalon (on road to Pebbly Beach); Santa Catalina Island 7 Comment
  POM366913  Aquilegia formosa F. R. Fosberg 1931-8-10 S- 5628 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR210263  Aquilegia formosa R. G. Swinney 2008-8-14 9432 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA634224  Aquilegia formosa Robert F. Thorne, M. Z. Thorne 1969-7-10 38364 Los Angeles San Gabriel Mts., Angeles National Forest: Upper end of Vincent's Gulch just below parking lot at Vincent's Gap 1997 Comment
  UCR230252  Arabis glabra Dan S. Cooper 2011-4-28 411- 3 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA725073  Arabis pulchra var. pulchra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -95 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA0128635  Arabis repanda R. G. Swinney 1998-8-31 6883 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. 2415 Comment
  UCR272856  Arabis repanda R. G. Swinney 2011-7-29 15559 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  UC1971459  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6243 Los Angeles SAN GABRIEL MOUNTAINS: Ridge at southerly end of Crystal Lake. Comment
  UC792943  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Whites Canyon Santa Catalina Id. 457 Comment
  RSA712178  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Los Angeles, Griffith Park, north side of Mt. Hollywood 425 Comment
  UCSB4729  Arctostaphylos glandulosa Ballard 1955-2-15 Los Angeles Lookout over San Gabriel Peak; San Gabriel Mt. Range 914 Comment
  RSA0017038  Arctostaphylos glandulosa subsp. cushingiana Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats 1524 Comment
  SBBG129326  Arctostaphylos glandulosa subsp. glandulosa A. Parikh, N. Gale 2012-4-28 3574 Los Angeles W Fork San Gabriel River, 0.6 km E of Cogswell Dam 1528 Comment
  UCR149334  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-3-14 5904 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  UCR182670  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-4-11 5944 Los Angeles San Gabriel Mtns, Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA589299  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2901 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA607028  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: West side of divide north of Smith Mountain, on Bear Creek Trail. 1310 Comment
  RSA630273  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-19 110 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1005 Comment
  UCSB4775  Arctostaphylos glandulosa subsp. mollis Decker, Helen 1946-4-14 Los Angeles South slope of Arroyo Seco Canyon Switzer's Camp, Arroyo Seco Canyon, San Gabriel Mountains 1036 Comment
  CAS-BOT-BC39338  Arctostaphylos glauca W. R. Dudley; F. H. Lamb 1896-6-7 4345 Los Angeles Liebre Mountains, Kings Canyon Comment
  RSA631525  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15659 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631651  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20187 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631671  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20489 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631684  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15692 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA631686  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-5-27 22820 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  SD49833  Arctostaphylos parryana A. E. Wieslander 1936-8-28 673 Los Angeles San Antonio Quadrangle, Big Pine Park 2075 Comment
  RSA634340  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22085 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634365  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20616 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  SBBG60036  Arctostaphylos parryana subsp. parryana R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA635088  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20441 Los Angeles Rd to Sulpher Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1650 Comment
  RSA635111  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20414 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
  RSA635121  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20311 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635162  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20276 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA729649  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA230685  Arenaria macradenia var. arcuifolia R. F. Thorne 1969-7-9 38497 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  JEPS51490  Arenaria serpyllifolia var. serpyllifolia Frank W. Peirson 1924-5-27 4622 Los Angeles San Gabriel Mts., Colbys Ranch 975 Comment
  POM285865  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2122 Los Angeles 1.9 miles SE of Valyermo Postoffice on road to Wrightwood. Comment
  RSA779996  Argyranthemum foeniculaceum R. G. Swinney 2009-4-7 10284 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  RSA763833  Argyranthemum foeniculaceum Doris Bowers 1972-7-13 1863 Los Angeles Lunada Bay 1 Comment
  SEINET7595529 Image available Aristida adscensionis H. E. Hasse 1890-1 46045 Los Angeles Sierra Madre Comment
  UC815656  Aristida divaricata Marcus E. Jones, A. M. 1882-5-3 3216 Los Angeles Pasadena Comment
  RSA385027  Aristida ternipes var. gentilis George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  UC1130851  Aristida ternipes var. hamulosa Jerome S. Horton 1937-6-1 448 Los Angeles Bell and Volfe Canyon Trail Pomona Quadrangle, San Dimas Experimental Forest 762 Comment
  SBBG118764  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Cyn 50 Comment
  SBBG31081  Artemisia californica R. F. Thorne with D. Propst 1968-5-27 37629 Los Angeles near margin of Thompson's Reservoir, Middle Ranch, at upper W end of reservoir Comment
  SEINET10474425  Artemisia californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4790 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  SFV22012  Artemisia californica V. Soza, L. Gross, R. Kopelov 2000-3-30 665 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. Southeast-facing slope. 549 Comment
  UC1119309  Artemisia californica F. H. Raymond 1930-1-6 14 Los Angeles Escondido Canon Triumfo Pass Quad., Escondido Canon Comment
  JEPS19498  Artemisia douglasiana Peter H. Raven 1957-9-21 11319 Los Angeles nw end of UCLA campus; Los Angeles Comment
  UCR271201  Artemisia dracunculus R. G. Swinney 2011-11-1 15943 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UC284246  Artemisia ludoviciana subsp. incompta P. A. Munz 1923-9-1 7711 Los Angeles narrow n facing canyon at old sawmill; San Gabriel Mts., Swartout Valley 2042 Comment
  CAS-BOT-BC90814  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  JEPS47798  Asclepias californica Frank W. Peirson 1919-6-15 496 Los Angeles Rock Creek; San Gabriel Mts. 1981 Comment
  SEINET12283157  Asclepias californica E. A. Purer 1935-1 Los Angeles Hillside, Malibou Road, Santa Monica Mts Comment
  RSA639065  Asclepias eriocarpa L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  UC56831  Asclepias fascicularis Ernest Braunton 1902-6-30 521 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  POM209994  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek. 1524 Comment
  CATA1353  Asparagus asparagoides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2464 Los Angeles Santa Catalina Island: Middle Canyon, along road, by bridge, across from Squaw Valley residence 176 Comment
  SBBG113275  Asparagus asparagoides S. A. Junak with M. L. Hoefs 1997-6-4 SCa 409 Los Angeles small cove at W end of Empire Landing rock quarry site 6 Comment
  CATA1321  Aspidotis californica Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2416 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  UCR108436  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  UCR111675  Aster greatae L. C. Wheeler 1966-10-1 8934 Los Angeles San Gabriel Mtns., Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  POM187688  Aster subulatus var. ligulatus Joseph A. Ewan 1931-10-24 5263 Los Angeles N shore Malibu Lake. Comment
  CAS-BOT-BC308950  Asteraceae J. H. Thomas 1957-4-27 6703 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume, 15 miles due west of Santa Monica 152 Comment
  UCR185562  Astragalus douglasii A. C. Sanders 2007-4-25 33577 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA230657  Astragalus douglasii var. douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38479 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Oct 23 2007
  RSA415479  Astragalus douglasii var. douglasii W. Hutchinson 1921-5-1 s.n. Los Angeles Mt. Gleason Comment
  UC57472  Astragalus douglasii var. douglasii J. H. Barber 1897-6-28 204 Los Angeles Kentucky Springs Comment
  UCR205126  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR181305  Astragalus leucolobus R. G. Swinney 1997-6-13 5595 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  RSA667964  Astragalus leucopsis Peter J. Mehringer 1958-3-8 s.n. Los Angeles Decker Canyon Road, and US 101, Santa Monica Mountains. 15 Comment
  RSA415606  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles China Point, San Clemente Island Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  SEINET948572  Astragalus nigrescens G. B. Grant 1903-1 75 -a Los Angeles Sangus Comment
  RSA587502  Astragalus pachypus var. pachypus Orlando Mistretta 1995-3-28 1582 Los Angeles San Gabriel Mts.; Drainage W of Little Rock Creek Reservoir just S of dam. 1128 Comment
  POM156476  Astragalus tener var. titi L. R. Abrams 1903-4-12 3251 Los Angeles Near Hyde Park Comment
  UC397241  Astragalus trichopodus var. lonchus S. B. Parish 1918-2-23 11664 Los Angeles Hermosa Beach Hermosa Beach (dunes of the sea coast) Comment
  RSA415742  Astragalus trichopodus var. lonchus Ora M. Clark 1928-12-23 1377 Los Angeles W. San Pedro Comment
  SFV1784  Astragalus trichopodus var. phoxus Cheechako 1961-3-26 s. n. Los Angeles San Gabriel Mountains Roadside of Sierra Highway in Soledad - Mint Canyons junction. Comment
  CAS-BOT-BC200836  Astragalus trichopodus var. trichopodus G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  POM184071  Atriplex argentea P. A. Munz 1932-8-31 12812 Los Angeles Back beach, Playa del Rey. Comment
  SBBG13507  Atriplex argentea var. expansa P. H. Raven 1962-5-8 17619 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  SD53023  Atriplex argentea var. expansa Peter H. Raven 1962-7-11 17998 Los Angeles San Clemente Island; just south of old airstrip. Comment
  POM246578  Atriplex californica F. R. Fosberg 1931-4-29 S- 4710 Los Angeles Mouth [of] Cottonwood Canyon, Santa Catalina Island. 5 Comment
  RSA156352  Atriplex californica L. R. Abrams 1902-6-9 2498 Los Angeles Playa Del Rey Comment
  SEINET3930713  Atriplex canescens Grant D. Brown 1950-3-31 528 Los Angeles Located 2 miles south of Caswell on highway #99. Pacific drainage area.; 0 Comment
  RSA599740  Atriplex canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  RSA550424  Atriplex canescens subsp. canescens T. S. Ross 1992-7-10 6687 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  SBBG65411  Atriplex canescens var. laciniata R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  UCR277106  Atriplex confertifolia R. G. Swinney 2011-4-19 14423 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
  SD255702  Atriplex coronata Mitch Provance 2010-5-18 17485 Los Angeles Westernmost Mojave Desert: Western Antelope Valley, along Lancaster Rd., near entrance to cement plant, ca. 0.6 mile east of intersection of Lancaster Rd. and County Route N2. 1021 Comment
  UC1587722  Atriplex coulteri Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles grassy flats 950 ft wnw of Stone at beginning Stone Canyon drainage (San Clemente Island); , wnw Stone Canyon drainage 441 Comment
  UCR208439  Atriplex glauca R. E. Riefner Jr. 2007-3-10 07- 121 Los Angeles South Coast, Palos Verdes Peninsula, vicinity of Via Alar and Palos Verde Drive West 64 Comment
  CAS-BOT-BC170106  Atriplex lentiformis Ernest Braunton 1902-10-1 710 Los Angeles Ballona Comment
  RSA624499  Atriplex lentiformis subsp. breweri L. C. Wheeler 1933-9-2 2094 Los Angeles Santa Monica: 4 Comment
  CHSC100409  Atriplex lentiformis subsp. lentiformis John C. Dittes; Josephine Guardino 2008-2-24 1510 Los Angeles South Coast; Coastal Plains and Valleys; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 1.9 air-miles southwest of Van Nuys Civic Center, ca. 1.0 air-mile south of Victory Blvd, ca. 0.6 air-mile west of the San Diego Freeway (405) where it crosses Burbank Blvd; on north bank of the Los Angeles River. 207 Comment
  SBBG32240  Atriplex prostrata R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -245 Los Angeles Little Harbor Comment
  RSA478379  Atriplex rosea Robert L. Dressler 1948-7-28 67 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  RSA594198  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA608827  Atriplex serenana L. C. Wheeler 1968-9-21 s.n. Los Angeles Saugus. Comment
  SBBG105  Atriplex serenana var. serenana R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  SBBG13709  Atriplex watsonii P. H. Raven 1962-4-11 17255 Los Angeles due W of Wall 2 9 Comment
  POM1164  Avena barbata C. F. Baker 1909-4-20 5281 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC53697  Azolla filiculoides Peter Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains - north arm of Malibu Lake 220 Comment
  CAS-BOT-BC98732  Baccharis douglasii Geo. B. Grant 1897-9-30 s.n. Los Angeles Los Angeles River, Los Angeles Comment
  LA210511  Baccharis glutinosa J. Ewan; 1930-10-22 3439 Los Angeles Bouquet Canyon, 5 mi above mouth 731 Comment
  RSA594980  Baccharis glutinosa Mark Hoefs, Steven A. Junak, Janet Takara, C. Gay 1995-7-12 2351 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  UC1595287  Baccharis pilularis Tim Ross 1991-3-10 4221 Los Angeles e side of, (Bernard Field Stn, near Phake Lake, marked as Pit on topo map) RSA; Claremont, Phake Lake 391 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  LA31673  Baccharis salicifolia Peter H. Raven; 1959-9-6 14383 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  OBI51930  Baccharis salicifolia Suzan Barth, Steven Korenstein 1994-5-18 30 Los Angeles Placerita Cyn Walker Ranch, main trail from entrance crosses stream 245 Comment
  RSA591903  Baccharis salicifolia L. C. Wheeler 1967-5-8 9313 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA598933  Baccharis salicifolia Scott D. White 1997-3-12 4754 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR269990  Baccharis salicifolia R. G. Swinney 2010-5-12 12726 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UCR187227  Balsamorhiza deltoidea A. C. Sanders 2006-4-21 32128 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA423219  Bassia hyssopifolia F. R. Fosberg 1931-8-19 7287 Los Angeles Compton. Comment
  RSA439752  Batis maritima Anstruther Davidson 1899-08 2027 Los Angeles Pacific shore, Santa Catalina Island. Comment
  RSA435911  Berberis nevinii Luellapearl Hammer 1929-04 s.n. Los Angeles Sandy slope, Arroyo Seco Comment
  UC198541  Beta vulgaris Katharine Brandegee Los Angeles Catalina Island Comment
  RSA423233  Beta vulgaris A. C. Life 1923-5-23 s.n. Los Angeles Los Angeles. Comment
  SBBG98573  Beta vulgaris T. Ross, A. Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona 256 Comment
  UC468898  Bidens frondosa A. Davidson, M. D. 1917-9-1 3271 Los Angeles Alvarado Street Comment
  SBBG60901  Bidens pilosa M. N. Ackley 1928-2-12 229 Los Angeles Eaton Wash 365 Comment
  UCR258887  Bidens pilosa R. G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA714714  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  LA212118  Bloomeria crocea var. aurea Jack Pepper; 1950-5-28 s.n. Los Angeles SANTA SUSANA MTS., 243 Comment
  RSA482496  Bloomeria crocea var. crocea Richard Noyes, L. Arnseth 1988-4-30 537 Los Angeles northwest of Thompson Creek Dam 525 Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  POM305064  Boechera californica Henry J. Ramsey 1937-1-2 355 Los Angeles Altadena. 396 Comment
  RSA0129466  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  SD252231  Bothriochloa barbinodis Steven A. Junak 1999-7-15 Sca 1023 Los Angeles Santa Catalina Island. Immediately inland from Salta Verde Beach, on slump or landslide area. 6 Comment
  CAS-BOT-BC95424  Bowlesia incana P. A. Munz; Street; Williams 1919-3-15 2398 Los Angeles South Hills, Pomona Comment
  CAS-BOT-BC95435  Bowlesia incana P. A. Munz 1918-4-18 2086 Los Angeles Carbon Canyon, Chino Comment
  CHSC110017  Boykinia rotundifolia Mark Elvin; Anne Marie Ruff 1996-8-1 298 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. Comment
  SBBG118814  Brassica fruticulosa V. Soza with S. Boyd, G. D. Wallace 2000-3-28 654 a Los Angeles Cobal Cyn, Claremont Hills Wilderness Park, at jct of main fire road and Thompson Crk; T1N R8W SE/4, NW/4 S27 518 Comment
  RSA3306  Brickellia californica C. B. Wolf 1931-10-20 2466 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  UC63390  Brickellia californica Ernest Braunton 1902-10-1 730 Los Angeles Sherman Comment
  IRVC26170  Brickellia nevinii A. C. Sanders, Mark A. Elvin 2003-6-18 26962 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  POM118217  Brickellia nevinii Geo L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon 750 Comment
  RSA636095  Brickellia nevinii L. C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South fork Big Rock Creek, near mouth. Comment
  SEINET7042275  Bromus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA188109  Bromus arizonicus R. F. Thorne 1966-4-4 35789 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCD57748  Bromus berteroanus Ernest C. Twisselmann 1962-4-10 6850 Los Angeles Mojave Desert. Antelope Valley: Avenue A, 2.8 miles west of Highway 6. 670 Comment
  RSA722916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara watershed; Newhall Ranch near confluence of Castaic Creek and Hansley Canyon. 93 Comment
  UCD58001  Bromus carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island. Pebble Beach. Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA601329  Bromus carinatus var. carinatus Steve Boyd, Lauren Raz 1997-6-17 9953 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  POM13956  Bromus catharticus P. A. Munz 1922-4-15 5142 Los Angeles Claremont. 365 Comment
  POM364002  Bromus catharticus Anstruther Davidson 1917-07 3258 Los Angeles Los Angeles Comment
  UCR266282  Bromus catharticus D. E. Bramlet 2005-4-13 3798 Los Angeles Puente Hills, Powder Canyon 229 Comment
  CAS-BOT-BC534058  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 524 Comment
  RSA258431  Bromus diandrus Dick Tilforth 1972-4-14 481 Los Angeles [Claremont. Rancho Santa Ana Botanic Garden.] 412 Comment
  UCR258875  Bromus diandrus R. G. Swinney 2010-4-23 12331 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR186879  Bromus hordeaceus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32042 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR270976  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 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 963 Comment
  RSA658370  Bromus hordeaceus subsp. hordeaceus Naomi Zohman 1985-4-28 47 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SEINET235744 Image available Bromus madritensis Scott D. White 1997-5-8 5095 Los Angeles San Gabriel Mts. San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  UCR150631  Bromus madritensis Scott D. White 1997-5-8 5095 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
  UCD59071  Bromus orcuttianus var. hallii Peter Kamb 1948-6-26 1130 Los Angeles South side of Pacoima Canyon near Ant Canyon. San Gabriel Mts. 731 Comment
  CAS-BOT-BC161865  Bromus rubens Barbara Shervanick 1974-3-22 1162 Los Angeles San Gabriel Mountain Range. Santa Ana River. North fork of Lodi Canyon. 792 Comment
  SBBG38839  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles Pyramid Cove Comment
  SBBG56623  Bromus rubens R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCD59591  Bromus rubens J. O. McMullin 1914-9-1 s.n. Los Angeles Casa Desierto. Comment
  UCD59592  Bromus rubens L. Y. Leonard 1919-5-31 X 3028 Los Angeles Hollywood. Hill N of town. Comment
  RSA599845  Bromus tectorum Steve Boyd, Lauren Raz 1997-5-6 9762 A Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR258770  Bromus tectorum R. G. Swinney 2010-5-19 12835 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
  LA200773  Calandrinia ciliata Alice Sven; 1931-3-7 sn Los Angeles 540 Comment
  RSA608644  Calandrinia ciliata L. C. Wheeler 1931-3-8 s.n. Los Angeles Fischer s, [Vicinity of Claremont]. Comment
  SEINET9097244  Calandrinia ciliata var. menziesii I. W. Clokey, B. C. Templeton 1930-4-2 4610 Los Angeles Santa Monica Mountains, Mulholland Drive. 600 Comment
  RSA466582  Calandrinia maritima Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  CATA623  Calandrinia menziesii Mark L. Hoefs 1991-4-8 1076 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  UCR61034  Calendula officinalis R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, base of the San Gabriel Mountains, c. 100 meters n. of Blue-bird Truck Rd., c. 200 meters w. of San Dimas Expt. For. boundary, s. of Big Dalton Cyn. Wilderness Park 795 Comment
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Mar 7 2013
  UCR272546  Calocedrus decurrens R. G. Swinney 2011-9-22 15686 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA377240  Calochortus albus Robert L. Dressler 1949-6-18 874 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  CAS-BOT-BC132274  Calochortus catalinae Le Roy Abrams 1899-4-1 251 Los Angeles Santa Monica Mts., Sepulveda Can. Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  RSA377289  Calochortus catalinae C. Epling, L. Ellison 1930-3-28 s.n. Los Angeles Las Flores Canyon. Santa Monica Mountains. Comment
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Oct 3 2014
  SEINET12053877  Calochortus catalinae E. A. Purer 1935-1 6558 Los Angeles Malibou Rd., Santa Monica Mts Comment
  SBBG122014  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-28 749 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 585 Comment
  UCR88524  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 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
  UCR191307  Calochortus invenustus R. G. Swinney 1998-7-2 6256 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC132478  Calochortus plummerae Peter H. Raven 1956-6-17 9419 Los Angeles Slopes N.W. of Sunset Blvd. at Sepulveda Blvd. Comment
  LA200916  Calochortus plummerae Jonathan Sauer; C. Barber 1970-6-6 4816 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Upper canyon. Comment
  RSA647873  Calochortus plummerae LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 233 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 533 Comment
  RSA753678  Calochortus plummerae A. Edwards, B. Edwards 2009-6-6 131 Los Angeles City of Monrovias Hillside Wilderness Preserve, located at saddle of Clamshell Truck Trail. 463 Comment
  UCR179298  Calochortus plummerae R. G. Swinney 1969-6-12 554 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 366 Comment
  RSA188251  Calochortus splendens Robert F. Thorne 1965-6-24 35027 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  SBBG1919  Calyptridium monandrum H. and M. Dearing 1935-4-13 223 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR280894  Calyptridium monandrum R. G. Swinney 2014-5-7 16411 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0076020  Calystegia macrostegia R. G. Swinney 2010-4-15 12232 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  RSA524200  Calystegia malacophylla subsp. pedicellata Tim Ross, Steve Boyd, A. R. Ross 1990-6-6 2893 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  CAS-BOT-BC32998  Calystegia peirsonii Frank Warrington Peirson 1923-5-27 3537 Los Angeles San Gabriel Mts. Rock Cr. 1295 Comment
  CHSC33242  Calystegia peirsonii Robert A. Schlising 1972-5-28 3037 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.9 miles west of jct with Elizabeth Rake Road (N2). Comment
  JEPS31639  Calystegia peirsonii F. W. Peirson 1927-5-21 7301 Los Angeles Rock Creek , Rock Creek (San Gabriel Range) 1524 Comment
  SBBG126949  Calystegia peirsonii A. Parikh, N. Gale 2011-6-6 3420 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1063 Comment
  UCR238466  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 16 per TRTP Survey 2008), in the Antelope Valley, west of 70th Street west and north of the California Aqueduct 880 Comment
  SD3795  Calystegia polymorpha Ruth B. Randall 1931-7-9 177 Los Angeles Recreation Grounds, Big Pines. Comment
  UCR204858  Camissonia R. G. Swinney 2006-6-18 8543 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA799913  Camissonia bistorta Justin M. Wood 2009-3-20 378 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  RSA552483  Camissonia californica D. Charlton 1991-4-18 4830 Los Angeles Ritter Ridge, extension of 30th St. near Aqueduct 1067 Comment
  RSA247965  Camissonia campestris subsp. campestris Robert F. Thorne, Gary D. Wallace 1973-4-24 43438 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UCD103361  Camissonia campestris subsp. campestris Tom Gordon 1974-4-27 207 Los Angeles Antelope Valley. 165 St. E T8 Ave. Comment
  RSA454023  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA454039  Camissonia cheiranthifolia subsp. suffruticosa T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
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Feb 25 2017
  POM145796  Camissonia ignota Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson's Pasture, 3 miles north of Claremont. Comment
  POM3175  Camissonia strigulosa Fred Cox 1916-4-15 738 Los Angeles Mts above Claremont. Johnson s pasture. Comment
  RSA0119027  Camissonia strigulosa A. C. Sanders, T. B. Salvato 2007-4-25 33553 Los Angeles Tehachapi Mtns.: Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines. 1174 Comment
  RSA75384  Camissonia strigulosa F. W. Peirson 1951-5-13 344 Los Angeles Arroyo Seco, Pasadena. Comment
  UCR277063  Camissoniopsis R. G. Swinney 2011-6-7 15076 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
  SBBG126884  Camissoniopsis bistorta A. Parikh, N. Gale 2011-5-19 3391 Los Angeles San Gabriel River, Whittier Narrows Nature Center, 0.2 km SE of Durfee Ave, 0.8 km SW of Peck Rd 67 Comment
  SDSU1181  Camissoniopsis bistorta A. Wedberg 1958-5-1 272 Los Angeles 1/4 mile east of Killgore Street, in grassy field, Playa del Rey. 24 Comment
  UC422966  Camissoniopsis bistorta J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  CAS-BOT-BC160438  Camissoniopsis cheiranthifolia subsp. suffruticosa Alice Eastwood 1906-5-27 76 Los Angeles Ocean Park Comment
  SBBG16845  Camissoniopsis cheiranthifolia subsp. suffruticosa K. A. Wilson 1961-3-12 997 Los Angeles Zuma Beach Comment
  SFV11237  Camissoniopsis micrantha D. K. Shayne 1966-3-16 137 Los Angeles Santa Susana Mountains Stony Point. 330 Comment
  CAS-BOT-BC76277  Canbya candida Robert F. Thorne; G. Wallace 1973-4-25 43392 Los Angeles San Gabrile Mountains. Mojave Desert Slope. 0.25 mile north of Bob's Gap, 3.5 miles south of Llano. 1188 Comment
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  RSA66536  Capsella bursa-pastoris F. W. Peirson 1920-4-20 2106 Los Angeles 1085 New York Drive, Altadena. Comment
  UC10300  Capsella bursa-pastoris Harley P. Chandler 1897-1-6 Los Angeles Claremont 365 Comment
  LA51502  Cardamine californica O. H. Kappler; 1946-4-6 1078 Los Angeles Santa Monica Mountains, Hidden Valley, French Ranch, W of Lake Sherwood 304 Comment
  UC10412  Cardamine californica J. H. Barber 1897-1-17 18 Los Angeles Sullivan's Canyon Sullivan's Canyon (Southern California) Comment
  RSA65660  Cardionema ramosissimum F. W. Peirson 1863 Los Angeles Playa del Rey. Comment
  UCR271179  Carex R. G. Swinney 2011-9-27 15696 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
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Sep 12 2018
  RSA0127209  Carex Louis C. Wheeler 1967-7-15 10029 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA628803  Carex alma Scott D. White, David E. Bramlet 1998-6-29 6828 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA640384  Carex alma L. C. Wheeler 1967-5-23 9703 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA760699  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA660255  Carex schottii Orlando Mistretta, Peter L. Morrell 1992-6-4 503 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SD40042  Carpobrotus chilensis Edith A. Purer 1931-2-21 112 Los Angeles El Segundo Comment
  SD186070  Carthamus creticus A. C. Sanders 2005-5-5 29884 Los Angeles Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. 655 Comment
  CHSC114469  Castilleja Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5079 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wildernesss; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CATA1964  Castilleja affinis F. R. Fosberg 1931-3-25 4362 Los Angeles Santa Catalina Island: Hamilton Canyon 10 Comment
  LA52007  Castilleja affinis W. O. Griesel; 1936-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  JEPS23681  Castilleja affinis subsp. affinis Peter H. Raven 1959-3-15 13953 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 24 Comment
  UCR138999  Castilleja applegatei subsp. martini L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  JEPS16149  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1952-8-9 3902 Los Angeles directly s and above Swartout Valley (near Guffey's Public Camp, Summit of Blue Ridge); San Gabriel Range, Angeles National Forest, Blue Ridge 2438 Comment
  UC27253  Castilleja exserta subsp. exserta Harley P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  UCD122460  Castilleja exserta subsp. exserta Daryl Koutnik 1978-4-28 424 Los Angeles Point Dume near Zuma Beach. 45 Comment
  JEPS8746  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  RSA188319  Castilleja foliolosa Robert F. Thorne, Percy C. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  JEPS88978  Castilleja grisea Mark Egger and Jennifer Stone 1995-4-15 679 Los Angeles Pyramid Head area, lowest terrace, NW base of Balanced Rock, ca. 50 m from sea San Clemente Island Comment
  RSA428382A  Castilleja grisea H. S. Gentry 1939-2-18 411 Los Angeles San Clemente Island Comment
  UCR208241  Castilleja miniata Wayne Sawyer 1981-8-11 123 Los Angeles San Gabriel Mtns., Angeles National Forest, CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  UCR139374  Castilleja minor subsp. spiralis I. M. Johnston 1917-5-13 983 Los Angeles San Gabriel Valley, El Monte 91 Comment
  UCR238996  Castilleja minor subsp. spiralis Anuja Parikh, Nathan Gale 2010-6-18 3329 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  PASA991  Castilleja plagiotoma Frank W. Peirson 1921-7-3 Los Angeles Blue Ridge, San Gabriel Mts. 2285 Comment
  RSA448770  Castilleja plagiotoma Bonnie C. Templeton 1932-6-19 4918 Los Angeles Ranger Station, Lone Pine canyon, Big Pine Park Comment
  UC1012095  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles e of Gorman (Route 99) 1127 Comment
  UCR256586  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-6 3419 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km SW of California Aqueduct 1063 Comment
  CAS-BOT-BC195571  Catapodium rigidum Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 60 Comment
  RSA651059  Caulanthus cooperi Marion P. Harthill 1974-4-22 1666 Los Angeles Mojave Comment
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Jan 4 2012
  RSA755986  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-12 2430 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA599804  Caulanthus coulteri Steve Boyd, Lauren Raz 1997-3-25 9296 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  POM369302  Caulanthus coulteri var. coulteri B. C. Templeton 1930-5-5 s.n. Los Angeles 1 mile no. of Elizabeth Lake. 1100 Comment
  RSA66752  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1919-3-17 4186 Los Angeles Hills west of Arroyo Seco, Pasadena 426 Comment
  RSA774238  Caulanthus inflatus R. G. Swinney 2009-5-5 10633 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA399161  Ceanothus arboreus Blanche Trask 1900-03 1931 Los Angeles Avalon, Santa Catalina Island. Comment
  UCSB4013  Ceanothus arboreus Pyeatt, Lyle 1957-6-12 Los Angeles Renton mine, 1.5 miles S. of Avalon, Catalina Comment
  LA30360  Ceanothus cordulatus Mary V. Hood; 1944-8-15 44- 123 k* Los Angeles Buckhorn Flats 1981 Comment
  CAS-BOT-BC48741  Ceanothus crassifolius Alice Eastwood 1913-5-11 3148 Los Angeles San Fernando Wash Comment
  RSA398860  Ceanothus crassifolius Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1211151  Ceanothus crassifolius Huron H. Smith 1912-4-23 4813 Los Angeles Eagle Rock 213 Comment
  RSA27114  Ceanothus crassifolius var. planus Roxana S. Ferris 1941-3-9 10321 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of US Highway #99 Comment
  UC147943  Ceanothus integerrimus C. F. Baker 1909-5-15 5341 Los Angeles San Antonio Canyon, Claremont Comment
  CAS-BOT-BC50561  Ceanothus leucodermis H. E. McMinn 1924-8-4 1249 Los Angeles Huntington Drive near Pasadena Comment
  RSA399112  Ceanothus megacarpus Louis C. Wheeler 1932-3-19 527 Los Angeles Head Sepulveda. Santa Monica Mts. 427 Comment
  RSA399122  Ceanothus megacarpus Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont and Western Comment
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Feb 17 2015
  RSA399703  Ceanothus megacarpus var. insularis Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UC729574  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard. 121 Comment
  CAS-BOT-BC51444  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  UCSB3924  Ceanothus megacarpus var. megacarpus Haller, Norman 1953-3-29 Los Angeles 2 blks. West of Sepulveda on little dirt road off Mulholland 426 Comment
  CAS-BOT-BC50487  Ceanothus oliganthus Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  POM305313  Ceanothus oliganthus Henry J. Ramsey, Henry J. Ramsey 1937-3-22 633 Los Angeles Santa Susana Pass 489 Comment
  UCR277240  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UC1071162  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-26 307 Los Angeles 1/4 mi s San Fernando Pass; Santa Susana quad. 441 Comment
  UC18336  Ceanothus oliganthus var. oliganthus State Survey 1861-2-19 214 Los Angeles Santa Susana Sierra Comment
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May 28 2015
  SEINET3836765 Image available Ceanothus parvifolius C. Epling, Wm Robison 1935-7-6 Los Angeles Gen. Grant Nat'l Park Comment
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Mar 9 2015
  RSA783634  Ceanothus spinosus J. D. Olmsted 1958-3-11 55 Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  CAS-BOT-BC277006  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles S.E. of corner of Imperial and Success Aves., Watts dist. Los Angeles Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  CDA19187  Centaurea maculosa J. Hartman 2001-5-22 PDR 067680 Los Angeles Southern California; Tanbark Flats, San Dimas Experimental Forest, 3 mi N of Glendora, Angeles National Forest. 0 Comment
  CAS-BOT-BC272066  Centaurea melitensis Geo. B. Grant 1898-4-3 s.n. Los Angeles Pasadena Comment
  SFV12371  Centaurea melitensis D. L. Koutnik 1978-6-3 513 Los Angeles Santa Monica Mountains Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 305 Comment
  CDA20159  Centaurea melitensis M. O'Brien 2003-5-18 MOB 20 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  POM351509  Centaurea melitensis Ambrose Schindler 1940-5-15 s.n. Los Angeles Stone Canyon Comment
  UCD130090  Centaurea solstitialis Robert F. Thorne 1966-9-14 36624 Los Angeles Santa Catalina Island, Middle Ranch, Middle Ranch Canyon. 213 Comment
  UCR95167  Centaurium davyi R. F. Thorne 1966-4-28 36246 Los Angeles Channel Islands, Santa Catalina Island, near junction of Wrigley Drive and Renton Mine Road 91 Comment
  CATA773  Centranthus ruber Mark L. Hoefs 1991-6-5 1335 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UCR190245  Centranthus ruber R. G. Swinney 2000-5-25 7786 Los Angeles San Gabriel Mtns., Azusa, 0.3 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 244 Comment
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Oct 29 2010
  UC1234768  Centranthus ruber Peter H. Raven 1962-5-20 17764 Los Angeles on Pebbly Beach Road on bluffs just e Avalon (Santa Catalina Island); , on Pebbly Beach Road Comment
  UCD130185  Centromadia fitchii Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  CATA291  Centromadia pungens subsp. pungens Mark L. Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  RSA0008265  Centromadia pungens subsp. pungens Anstruther Davidson 1776 Los Angeles Santa Monica. Comment
  SBBG62299  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Harold Comment
  UCR222745  Centrostegia thurberi R. G. Swinney 2009-4-29 10572 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR231910  Centrostegia thurberi Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8064 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  SFV1245  Cerastium fontanum M. L. Vincent 1960-5-2 66 Los Angeles Santa Monica. In lawn at 502 25th Street. 92 Comment
  RSA642712  Cerastium glomeratum Orlando Mistretta 1992-7-13 692 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CDA991  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1334 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA599806  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  CAS-BOT-BC137246  Cercocarpus betuloides var. blancheae Ralph Hoffman 1931-4-12 225 Los Angeles West end Santa Catalina Island Comment
  RSA498795  Cercocarpus ledifolius Albert J. Perkins 1912-9-8 s.n. Los Angeles Mt San Antonio Trail. 2134 Comment
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Jun 5 2015
  POM29853  Chaenactis artemisiifolia George B. Grant 1904-6-15 166 Los Angeles Pasadena. Comment
  RSA733835  Chaenactis glabriuscula R. G. Swinney 2000-5-6 7675 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA747463  Chaenactis glabriuscula R. G. Swinney 2008-4-4 8614 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  OBI70284  Chaenactis glabriuscula var. glabriuscula Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mts: Devil's Cyn, Campground Vicinity T3N R11 W sec 25 1219 Comment
  UC718348  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1936-5-27 Los Angeles 2 mi of Soledad Canyon (Indian Canyon Camp); San Gabriel Mts., Indian Canyon 914 Comment
  POM248225  Chaenactis glabriuscula var. glabriuscula Muriel F. Wheeler 1938-5-26 s.n. Los Angeles Thompson Creek Wash, 1.5 miles norhteast of La Verne 375 Comment
  RSA524623  Chaenactis santolinoides Timothy S. Ross, Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA632858  Chaenactis santolinoides R. F. Thorne, Robert Frampton 1971-6-27 40984 Los Angeles San Gabriel Mountains: Angeles National Forest, East slope West Baldy Peak, along trail from bowl. 2987 Comment
  UC1008307  Chaenactis santolinoides Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles upper slopes of So. Fork of Little Rock Creek Canyon, higher n slopes of the San Gabriel Mts. Angeles National Forest, San Gabriel Mts, South Fork of Litt 1554 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
  UCR96132  Chaenactis xantiana B. G. Pitzer 1996-4-20 2691 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  SEINET10569455  Chamaecyparis David B. Dunn 1939-10-16 Dunn UMO 46530 Los Angeles Cultivated in the Park at 3rd and Lafayette, Los Angeles, Calif. 213 Comment
  RSA0069838  Chamaesyce albomarginata R. G. Swinney 2010-5-12 12738 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  SBBG67718  Chamaesyce albomarginata unknown 1928-8-26 Los Angeles Chatsworth Comment
  CHSC95365  Chamaesyce maculata LeRoy Gross; Wayne Law 2000-8-8 256 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. 337 Comment
  JEPS93565  Chamaesyce maculata Steven A. Junak 1990-11-8 SCI- 144 Los Angeles n. end San Clemente Isl. (just s.e. of passenger terminal building at airfield) 60 Comment
  RSA610142  Chamaesyce melanadenia L. C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mountains: Bailey Canyon. 396 Comment
  RSA70616  Chamaesyce melanadenia F. W. Peirson 1903-2-21 4441 Los Angeles Coldwater Canyon, Santa Monica Range. Comment
  RSA70535  Chamaesyce melanadenia F. W. Peirson 1924-12-5 5380 Los Angeles Large colony on open bank above trail; Little Samnta Anita Canyon. Comment
  RSA609536  Chamaesyce serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles Pomona: 328 W. Olive Street. Comment
  RSA638205  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1945-6-3 6063 Los Angeles San Gabriel Canyon: West Fork San Gabriel Canyon ca 1 mile west of the forks. . Comment
  RSA638244  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1945-8-15 6091 Los Angeles Lake Shangri-la: near El Monte. . Comment
  UCR51319  Chasmanthe floribunda A. C. Sanders 1988-2-3 7600 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  JEPS60011  Cheilanthes covillei Joseph Ewan 1937-5-30 7207 Los Angeles Mill Creek near junction of North Fork Tujunga Creek 914 Comment
  RSA640938  Cheilanthes covillei L. C. Wheeler 1967-8-9 10407 Los Angeles San Gabriel Mts., Angeles National Forest: SE side Mt. Waterman, headwaters of Little Bear Creek 2286 Comment
  NY185210  Cheiranthus suffrutescens L. Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  UCR163182  Chenopodium Anuja Parikh, Nathan Gale 2004-6-21 2055 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 29), near mouth of Chiquito Canyon 396 Comment
  UCR223802  Chenopodium R. G. Swinney 2009-8-25 11488 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR276996  Chenopodium R. G. Swinney 2010-9-30 13913 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA736142  Chenopodium album Rosemarie zimmerman 1961-4-30 40 Los Angeles Blanchard Park, Pomona College 366 Comment
  LA200361  Chenopodium ambrosioides Jonathan Sauer; L. Onesti 1973-11-22 5564 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA478443  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-4-8 S 4508 Los Angeles Santa Catalina Island. Avalon Valley, near golf course. 30 Comment
  SBBG59500  Chenopodium californicum S. A. Junak with K. Kirkland 1998-5-2 SCa 651 Los Angeles near top of coastal bluffs, at end of ridge SW of Pk 1245, ca. 1 air mi W of East Pk 228 Comment
  RSA592224  Chenopodium californicum L. C. Wheeler 1967-4-30 9232 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA632531  Chenopodium californicum Steven A. Junak 1997-10-20 SCI- 967 Los Angeles San Clemente Island: E side of island, on coastal slopes just S of southernmost canyon in Bryce Canyon complex. 55 Comment
  RSA0069434  Chenopodium murale R. G. Swinney 2010-6-8 13218 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR106327  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Henninger Flats 793 Comment
  CAS-BOT-BC184914  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Long Beach. Bryant Ranch on west side of San Gabriel River Flood Control 1400 feet south of 7th Street. 3 Comment
  UCSB22568  Chloris gayana Bluestone, V. 1965-4-30 Los Angeles Decker Rd, 3 to 4 mi E of Highway 101 60 Comment
Read comments
Oct 16 2014
  UC1971343  Chlorogalum pomeridianum Louis C. Wheeler 1973-8-2 Los Angeles SAN GABRIEL MOUNTAINS: Coulter Reservoir, Sunset Ridge. Comment
  CAS-BOT-BC237978  Chloropyron maritimum subsp. maritimum Grant 1901-5-25 3124 Los Angeles Terminal Island, San Pedro Comment
  UCD77537  Chorizanthe Robert E. Preston 1998-6-19 1150 Los Angeles Mint Canyon, ca. 0.5 mi N of Sierra Hwy 804 Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  SD178201  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch. On open flat. 366 Comment
  SD178202  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course. On gentle south-facing slopes. 366 Comment
  UCD99811  Chorizanthe parryi var. fernandina A. C. Sanders; Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  RSA772166  Chorizanthe perfoliata R. G. Swinney 2009-5-12 10744 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
  CAS-BOT-BC244651  Chorizanthe staticoides Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  CAS-BOT-BC245249  Chorizanthe staticoides A. C. Sanders 2003-6-18 26934 Los Angeles N end of Santa Susana Mtns.: ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM-1302 ft., Newhall Ranch. Plants of Los Angeles Co. 396 Comment
  UCD105104  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant. 563 Comment
  RSA756902  Chorizanthe watsonii R. G. Swinney 2008-6-17 9026 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR256584  Chorizanthe xanti var. xanti Anuja Parikh, Nathan Gale 2011-6-8 3427 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.5 km west of Godde Hill Road, 1.1 km south of California Aqueduct 1100 Comment
  RSA476628  Chrysolepis sempervirens Gary D. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman. Comment
  RSA96409  Chrysolepis sempervirens E. K. Balls 1954-9-4 19783 Los Angeles Trail to summit of Mt. Baldy. 2500 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood Comment
  SBBG98321  Cirsium brevistylum I. M. Johnston 1919-5-13 1026 Los Angeles El Monte Comment
  UCR273449  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  SBBG80132  Cirsium occidentale var. coulteri F. R. Fosberg 1932-5-6 8129 Los Angeles Big Wash Cyn, Avalon 50 Comment
  SBBG98553  Cirsium occidentale var. coulteri T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5325 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  POM352155  Cirsium occidentale var. venustum Norman C. Cooper 1945-5-1 2230 Los Angeles Tapia Park area, 701 Comment
  CDA1601  Cirsium undulatum E. M. Becker 1945-5-8 s.n. Los Angeles Walnut. 0 Comment
  RSA585347  Cistanthe monandra Timothy S. Ross 1991-4-27 4633 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA199050  Cistus creticus W. M. Gauntt 1966-4-30 174 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  CAS-BOT-BC223892  Cistus incanus Timothy S. Ross 1995-4-7 8356 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 Comment
  SBBG60272  Clarkia amoena M. N. Ackley -Aug-1925 744 Los Angeles Eagle Rock 182 Comment
  CAS-BOT-BC172436  Clarkia bottae Raymond J. Dobbs 1924-5-22 s.n. Los Angeles 2 1/2 miles below Switzer, old Trail Comment
  CAS-BOT-BC172450  Clarkia bottae L. R. Abrams 1901-6-4 1713 Los Angeles Los Truncos Canyon, S. Monica Mts. Comment
  CHSC22112  Clarkia bottae Robert A. Schlising 1968-7-6 2897 Los Angeles Santa Monica Mts. along Mulholland Dr. 1.4 miles west of Jct. with San Diego Hwy. Roadside. Comment
  LA45525  Clarkia bottae Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA11767  Clarkia bottae E. Lloyd 1933-5-27 s.n. Los Angeles Santa Monica Mountains, Temescal Canyon. Comment
  UC421674  Clarkia bottae John Thomas Howell 1928-6-10 3868 Los Angeles Monrovia Canyon San Gabriel Mts. Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  SBBG126969  Clarkia cylindrica subsp. cylindrica A. Parikh, N. Gale 2011-6-7 3423 Los Angeles Portal Ridge, 1.9 km W of Godde Hill Rd, 0.5 km S of California Aqueduct 1020 Comment
  UC56101  Clarkia dudleyana J. H. Barber 1897-6-30 Los Angeles Pierson's Mine Comment
  SEINET3561651 Image available Clarkia elegans F. A. MacFadden 1930-5-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  POM49217  Clarkia heterandra A. D. E. Elmer 1902-06 3688 Los Angeles Acton. Comment
  LA32199  Clarkia purpurea subsp. quadrivulnera Peter H. Raven; 1959-5-9 14166 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 396 Comment
  SD90165  Clarkia purpurea subsp. quadrivulnera Benjamin C. Stone May 1952 56 Los Angeles Oak woodland, Blanchard Park, Claremont. Comment
  UCR146265  Clarkia rhomboidea Orlando Mistretta 1995-6-23 1844 Los Angeles San Gabriel Mountains, Lookout Mt. Trail 1631 Comment
  LA45503  Clarkia unguiculata Louis Wheeler; 1932-5-25 759 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  POM155766  Clarkia unguiculata M. L. Bryan 1928-5-9 84 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  RSA127845  Clarkia unguiculata Peter H. Raven 1959-5-9 14163 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  RSA303919  Clarkia unguiculata Jim R. Shevock 1970-4-24 149 Los Angeles Foothills of San Gabriel Mountains 427 Comment
  UCR206275  Clarkia xantiana R. G. Swinney 2008-6-9 9014 Los Angeles San Gabriel Mtns., west fork of Punchbowl Canyon, 1 mi. S of Devils Punchbowl Co. Park headquarters, S of park boundary 1601 Comment
  SFV1198  Claytonia exigua subsp. exigua M. L. Vincent 1963-3-19 327 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Seminole Hot Springs, about 200 off road. Comment
  RSA670425  Claytonia parviflora I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA466714  Claytonia parviflora subsp. parviflora Joseph A. Ewan 1931-5-30 4238 Los Angeles Hermit Trail, Big Santa Anita Canyon 427 Comment
  RSA466716  Claytonia parviflora subsp. parviflora Thekla Mohr 1899-04 1591 Los Angeles Eaton Canyon. Comment
  RSA0094555  Claytonia parviflora subsp. viridis Richard G. Swinney 2011-6-6 15008 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR182268  Claytonia perfoliata R. G. Swinney, Dave Larson 1998-4-26 6035 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UCR220370  Claytonia perfoliata R. G. Swinney 2009-4-16 10364 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA0045478  Claytonia perfoliata Jami Liberi 1983-4-16 16 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA580978  Claytonia perfoliata Catherine A. Mish 1995-3-4 17 Los Angeles Santa Monica Mtns, Caballero Cyn. 1.0 km from trailhead. 380 Comment
  SD217353  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  POM158016  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1928-3-31 1797 Los Angeles Santa Catalina Island. Cottonwood Canon 183 Comment
  SBBG18709  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-4-7 5537 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UC412621  Claytonia perfoliata subsp. mexicana unknown 1905-4-16 797 Los Angeles Pasadena Comment
  RSA117690  Claytonia perfoliata subsp. mexicana S. Tillett 1956-3-18 427 Los Angeles 1 mile up mouth of Cobal Canyon, N end of Mills Ave., Claremont, then along stream bed 1/4 mile after road turns up hill; stream turns right then left. Comment
  RSA678773  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2002-5-8 1452 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  POM324023  Clematis lasiantha Greg Wright 1971-4-24 33 Los Angeles Glendora Mountain Road, North Glendora; San Gabriel Mountains, Pacific Slope Drainage Area. Comment
  RSA607435  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles East Fork San Dimas Canyon, San Gabriel Mts. 915 Comment
  UC1125956  Clematis lasiantha C. R. Clar 1928-3-26 1 Los Angeles Tejon Quad., Oak Flat 914 Comment
  POM122772  Clematis ligusticifolia Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA781811  Clematis ligusticifolia R. G. Swinney 2009-7-22 11366 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC545786  Clematis ligusticifolia Annetta M. Carter 1935-9-12 981 Los Angeles San Gabriel Mts., Chilao 1615 Comment
  UC212290  Cleomella obtusifolia Geo. B. Grant Jul 1901 4401 Los Angeles Palmdale Mojave Desert Comment
  UC1971258  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  UC1260167  Collinsia torreyi var. wrightii Robert F. Thorne and Larry DeBuhr 1974-6-28 44747 Los Angeles Lily Springs Area on n slope of Mount Hawkins, drainage of South Fork of Big Rock Creek, San Gabriel Mountains, Angeles National Forest South Fork of Big Rock Creek; San Gabriel Mountains, Angeles National Forest 2438 Comment
  POM3404  Comarostaphylis diversifolia subsp. planifolia Crawford, Otis Hiatt 1913-3-29 s.n. Los Angeles Topango Canyon Comment
  RSA188333  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, M. Z. Thorne 1966-5-31 36419 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  UCR258506  Conium maculatum R. G. Swinney 2010-6-23 13327 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA188284  Convolvulus arvensis R. F. Thorne 1966-6-1 36505 Los Angeles Santa Catalina Island: dry slopes near margin of reservoir at upper end of Cape Canyon. Comment
  UCR186411  Convolvulus arvensis T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2083 Los Angeles Tehachapi Mountains Foothills/Western Antelope Valley, outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138 965 Comment
  RSA71113  Convolvulus simulans F. W. Peirson 1908-4-18 4253 Los Angeles Point Fermin Comment
  CAS-BOT-BC286121  Conyza canadensis L. Street; G. Williams 1919-5-10 2707 Los Angeles San Gabriel River Bed, near Bassett Comment
  RSA720489  Conyza canadensis R. G. Swinney 1997-9-27 5879 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam 488 Comment
  UCR204878  Conyza canadensis R. G. Swinney 2005-8-9 8405 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR240291  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UCR256838  Conyza canadensis R. G. Swinney 2010-8-16 13561 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SBBG54523  Cordylanthus rigidus subsp. setiger F. W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Pomona College, Claremont 365 Comment
  CAS-BOT-BC287748  Coreopsis bigelovii Henry J. Thompson 1959-3-31 1905 Los Angeles Santa Monica Mts. 1 mile N of Mulholland Highway, 1.8 miles S of Malibu Junction, Cornell Rd 274 Comment
  UCR157730  Coreopsis bigelovii David Charlton 1990-4-7 4195 Los Angeles Western San Gabriel Mtns. Foothills, Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1159 Comment
  UCR281152  Coreopsis bigelovii R. G. Swinney 2014-4-30 16246 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA21249  Coreopsis californica C. B. Wolf 1937-4-28 8520 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA276117  Coreopsis californica J. Sauer 1973-4-13 5417 Los Angeles Carpeting sand between Larrea bushes, visible from miles awy. Lovejoy Buttes N of Pearblossom Comment
  CAS-BOT-BC287092  Coreopsis douglasii Louis C. Wheeler 1933-4-16 1646 Los Angeles Liveoak Canyon, San Gabriel Mts 426 Comment
  CAS-BOT-BC105746  Corethrogyne filaginifolia Henry J. Thompson 1958-10-10 1808 Los Angeles 0.5 mile east of peak, Saddle Peak - Santa Monica Mountains 701 Comment
  POM356114  Corethrogyne filaginifolia F. R. Fosberg 1931-8-30 5619 Los Angeles El Segundo. 10 Comment
  POM356116  Corethrogyne filaginifolia B. C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  POM356124  Corethrogyne filaginifolia Robert L. Dressler 1948-7-28 68 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  POM356126  Corethrogyne filaginifolia Richard Arnold 1984-8-10 1028 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2. Comment
  RSA149753  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-23 s.n. Los Angeles Switzers Camp. 762 Comment
  RSA591674  Cortaderia selloana L. C. Wheeler 1966-9-21 8881 Los Angeles Angeles National Forest: San Gabriel Canyon, 1/3 mile inside mouth 244 Comment
  LA31705  Cotula australis Peter H. Raven; 1959-3-1 13819 Los Angeles 243 Comment
  RSA762295  Cotula australis Orlando Mistretta, Christine Mistretta 2008-5-6 2660 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
  CATA106  Cotula coronopifolia Peter Henrikson 1987-4-23 79 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  IRVC28703  Cotula coronopifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25488 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  LA82093  Crassula connata O. H. Kappler; 1943-5-2 397 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA780007  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  PASA924  Crepis acuminata Frank W. Peirson 1921-7-17 Los Angeles Praire Fork of the San Gabriel River 2011 Comment
  POM356345  Crepis capillaris Anstruther Davidson 1873-7-6 2039 Los Angeles Big Rock Creek. Comment
  OBI5952  Cressa truxillensis Carl B. Wolf 1932-5-12 3593 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA394747A  Cressa truxillensis M. B. Dunkle 1929-10-20 2147 Los Angeles Howland's, Santa Catalina island. Comment
  RSA4830  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #1, Plant #1. Comment
  CATA2026  Crocanthemum scoparium Steven A. Junak, Keri Kirkland 1998-4-30 571 Los Angeles Santa Catalina Island: Extreme upper reaches of N fork of Descanso Canyon, just downslope from Airport Road 365 Comment
  UC73466  Crocanthemum scoparium var. vulgare Miss E. D. Palmer 1904-11-1 Los Angeles vicinity Los Angeles Comment
  RSA397731  Crossosoma californicum G. R. Johnstone 1934-5-20 18836 Los Angeles Santa Catalina Island. Descanso Canon. Comment
  SBBG31232  Crossosoma californicum R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles near jct of rds to Middle Ranch and Little Harbor 91 Comment
  UCD65151  Crossosoma californicum G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7754 Los Angeles CATALINA ISLAND: common in scrub along road from Little Harbor to Middle Ranch; flowers yellow. 20 Comment
  RSA647962  Croton californicus Michelle Manolovitz, Brian Manolovitz 1992-5-19 28 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.25 miles northeast of park office. Comment
  SFV21139  Croton californicus J. M. Keefe 2001-1-24 31016 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
Read comments
Feb 19 2020
  RSA772100  Cryptantha barbigera R. G. Swinney 2009-5-20 10853 -A Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR281172  Cryptantha barbigera var. barbigera R. G. Swinney 2014-4-23 16180 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA595116  Cryptantha circumscissa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8578 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  RSA188329  Cryptantha clevelandii R. F. Thorne, M. Z. Thorne 1966-5-31 36422 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  UCR126646  Cryptantha corollata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26131 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  SBBG63815  Cryptantha intermedia R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  SBBG63825  Cryptantha intermedia R. Hoffmann 1928-7-7 Los Angeles near Lang Comment
  SD69474  Cryptantha intermedia Robert F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island: Old quarry west of Empire Landing 89 Comment
  POM369518  Cryptantha intermedia Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  POM3845  Cryptantha intermedia C. N. Carter 1909-5-28 s.n. Los Angeles Claremont Comment
  UCR61095  Cryptantha micrantha Steve Boyd, T. S. Ross 1988-4-28 2225 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  LA36514  Cryptantha micromeres Peter H. Raven; Henry J. Thompson 1960-4-13 15076 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  LA47629  Cryptantha microstachys Henry J. Thompson; 1960-5-14 3065 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA191002  Cryptantha microstachys R. F. Thorne, James Henrickson 1963-5-5 32303 Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  SBBG63710  Cryptantha microstachys M. N. Ackley -Apr-1928 44 Los Angeles Santa Monica Mtns 274 Comment
  UCR177284  Cryptantha microstachys Scott D. White, Michael Honer 2003-5-7 9217 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  RSA763502  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-20 3149 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  LA209961  Cryptantha muricata Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR261786  Cryptantha muricata R. G. Swinney 2010-2-27 11738 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR266387  Cryptantha muricata D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4370 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 415 Comment
  UCR271863  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14886 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR271972  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14907 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA0021875  Cryptantha muricata var. jonesii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5106 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0079305  Cryptantha muricata var. jonesii E. A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mts. Comment
  RSA0012418  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-16 5700 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA0078914  Cryptantha muricata var. muricata Fordyce Grinnell Jr. 1911-06 3180 Los Angeles Mt. Wilson, San Gabriel Mts. 1768 Comment
  RSA0079274  Cryptantha muricata var. muricata Robert F. Thorne 1963-7-11 32784 Los Angeles Sandy roadside near Upper Shake Campground, ca. 3 miles E of Lake Hughes, Angeles National Forest. Comment
  RSA0079623  Cryptantha muricata var. muricata T. S. Ross 1993-5-16 7157 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  UC1787290  Cryptantha nevadensis A. C. Sanders with E. J. Lott 1993-5-6 13953 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Hwy at Ave G to 1/10 mi. NW of intersection. 705 Comment
  RSA725890  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge. 2252 Comment
  UCR194009A  Cryptantha oxygona R. G. Swinney 1999-6-5 7253 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA0079297  Cryptantha pterocarya var. pterocarya R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39549 -A Los Angeles Mojave Desert: Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads. 1158 Comment
  UC1595382  Cryptantha simulans Tim Ross and Steve Boyd 1990-6-18 3466 Los Angeles Camp Verdugo Pines and vicinity, n draw draining to Jackson Lake San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  SEINET10896302  Cryptomeria japonica David B. Dunn 1957-1 Dunn UMO 41724 Los Angeles Collected from a street tree in Los Angeles, Calif. Tree 50 ft tall. Comment
  UCR143927  Cucurbita foetidissima A. C. Sanders, Lee Jones 2004-11-7 29029 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  CHSC95699  Cuscuta californica Joseph Marlowe Keefe 2001-1-19 30971 Los Angeles Verdugo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California, 91040. 384 Comment
  LA33483  Cuscuta californica Peter H. Raven; Henry J. Thompson 1959-6-4 14327 Los Angeles Santa Monica Mountains, Point Dume, Point dume 45 Comment
  RSA336397  Cuscuta californica var. californica R. F. Thorne, Dick Tilforth 1978-6-21 52334 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  SEINET6045681  Cuscuta indecora Unknown 1946-8-20 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CDA5578  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles On the north side of biology building, California State College at Los Angeles, northwest of the San Bernardino & Long Beach Freeways, Los Angeles. 0 Comment
  RSA522327  Cuscuta subinclusa T. S. Ross, Orlando Mistretta 1990-10-3 328 Los Angeles 0.62 Km E of Tie Summit Station and .62 km due s of Aliso spring, Tujunga Ranger District 1481 Comment
  CATA1048  Cynodon dactylon Mark L. Hoefs 1995-5-10 1979 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UC1109346  Cynodon dactylon Peter H. Raven 1962-4-12 17342 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 45 Comment
  SFV22011  Cyperus involucratus V. Soza, L. Gross, R. Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. Rocky canyon bottom in stream. 549 Comment
  RSA365140  Cyperus rotundus Anstruther Davidson 1908-05 1791 Los Angeles Hollywood. Comment
  POM219137  Cyperus rotundus L. C. Wheeler 1932-7-16 959 Los Angeles Garey Avenue 3 miles N of Pomona. 305 Comment
  UC1870231  Cytisus striatus LeRoy Gross 2001-11-10 451 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road f 457 Comment
  RSA173361  Datisca glomerata J. D. Olmsted 1959-9-30 1062 Los Angeles Along Mt. Baldy Trail to water supply meadow, above Camp Baldy; then left on side trail for 1.5 miles to stream crossing. 1860 Comment
  SBBG108419  Daucus pusillus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8586 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt Comment
  UC1714545  Daucus pusillus Peter H. Raven 1962-5-7 17586 Los Angeles gully just above coast 1 mi. s. Wilson Cove (San Clemente Isl.); San Clemente Isl. 22 Comment
  CAS-BOT-BC130941  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 381 a Los Angeles Vicinity of Mosquito Harbor Comment
  UC174175 Image available Deinandra clementina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC299282  Deinandra fasciculata Muriel F. Wheeler 1938-7-2 893 Los Angeles At mouth of San Dunas Canyon (east approach), San Gabriel Mountains 400 Comment
  CAS-BOT-BC294069  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  CAS-BOT-BC294075  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  CHSC98107  Delphinium cardinale LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. East-facing near base of steep slope, some cliffy. UTM Zone 11; 3783279N, 0382445E. 262 Comment
  LA201918  Delphinium cardinale Arthur C. Gibson; 2003-7-18 4912 Los Angeles 350 Comment
  RSA162756  Delphinium cardinale John Olmsted 1958-5-10 123 Los Angeles Edge of Oak woodland with gradual southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  UC1126091  Delphinium cardinale Jerome S. Horton 1935-7-18 216 Los Angeles above C.C.C. Camp; Pomona Quadrangle, Dalton Canyon Comment
  UCR125786  Delphinium cardinale A. C. Sanders 2003-5-26 26840 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR126817  Delphinium cardinale A. C. Sanders, Mark A. Elvin 2003-6-18 26956 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA639569  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  POM155574  Delphinium parryi M. B. Dunkle 1928-4-11 1848 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  RSA398740  Delphinium parryi Tisdale 1929-5-20 s.n. Los Angeles Mulhalland highway Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  CAS-BOT-BC116259  Delphinium parryi subsp. parryi Ernest Braunton 1903-6-1 894 Los Angeles Glendale to Burbank Comment
  LA200790  Delphinium parryi subsp. parryi Norman A. Cole; May 1964 325 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  RSA0030024  Delphinium patens subsp. montanum F. W. Peirson 1921-7-3 2479 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  POM266  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  RSA0034893  Dendromecon rigida L. Haines 1950-3-19 S.N. Los Angeles Santa Monica Mts. 304 Comment
  SEINET5339599  Dendromecon rigida G. B. Grant 278 Los Angeles Arroyo Seco Canyon. Comment
  RSA595955  Deschampsia danthonioides J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2688 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  UCR223519  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 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
  POM220637  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  CATA2979  Descurainia pinnata Peter J. Dixon 2015-2-19 010 Los Angeles Santa Catalina Island: Little Harbor on slope above beach and dune. 50 m North of mean tide line. 6 Comment
  SBBG72171  Descurainia pinnata R. Hoffmann 1925-5-7 Los Angeles Ridge Route (US Hwy 99) Comment
  POM369413  Descurainia pinnata subsp. menziesii Thekla Mohr 1899-03 s.n. Los Angeles San Gabriel. Comment
  UCR223015  Descurainia sophia R. G. Swinney 2009-5-5 10632 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC402269  Dicentra chrysantha Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. near Pasadena Comment
  RSA0080436  Dicentra chrysantha R. G. Swinney 2010-9-9 13781 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA549140  Dicentra chrysantha Tim S. Ross 1992-7-16 6708 Los Angeles San Gabriel Mountains: NE slope of Condor Peak on granitic substrate; 75 ENE, 200m distant from summit 1552 Comment
  RSA0092527  Dichelostemma capitatum R. G. Swinney 2011-6-22 15243 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  SEINET13276689 Image available Dichelostemma capitatum R. G. Swinney 2011-1 15243 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  UCR126644  Dichelostemma capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26117 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA747347  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2008-5-8 8788 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SEINET3127292  Dichelostemma capitatum subsp. capitatum G. B. Grant, W. Wheeler 1904-1 119 /6148 Los Angeles Santa Catalina Island Comment
  UCD139201  Dichelostemma capitatum subsp. capitatum A. C. Sanders; Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SD84773  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-4-2 7208 Los Angeles Grassy slope, southeast pont, San Clemente Island. Comment
  CAS-BOT-BC152900  Diplacus brevipes Alice Eastwood 1913-5-11 3124 Los Angeles San Fernando Wash Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  RSA774241  Distichlis spicata R. G. Swinney 2009-5-5 10629 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SEINET10558210  Distichlis spicata var. stolonifera Delzie Demaree 1933-4-30 Demaree 10369 Los Angeles Old fields near dunes, Playa del Rey. Comment
  RSA250554  Dodecatheon redolens Robert F. Thorne, John Dourley 1967-10-3 37280 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC33364  Dondia taxifolia LeRoy Abrams 1902-6-10 2490 Los Angeles Playa del Rey Comment
  UC212318  Drymocallis glandulosa var. viscida I. M. Johnston 1918-7-6 2068 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River (along small stream) 1981 Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  LA200089  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1715 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  LA91444  Dryopteris arguta Bruce Douglas Clayton; Greg Shaw 1972-4-1 45 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA177754  Dryopteris arguta R. F. Thorne, Percy C. Everett 1965-5-10 34493 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  CAS-BOT-BC67939  Dryopteris arguta Tim Ross; Orlando Mistretta 1993-5-27 7337 Los Angeles W end of San Gabriel Mtns: Wilson Canyon, San Fernando 7.5' USGS quadrangle. 621 Comment
  RSA650213  Dryopteris arguta Henry Pasek 1949-2-2 s.n. Los Angeles Campus Cal Poly 228 Comment
  CAS-BOT-BC109571  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon, Malibu Beach. 76 Comment
  UC2059991  Dudleya cymosa K. Nakai 1981-6-24 776 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of Canyon. Comment
  CAS-BOT-BC33280  Dudleya cymosa subsp. agourensis Kei M. Nakai 1980-5-25 606 Los Angeles Santa Monica Mountains, 0.4 km N of the junction of Agoura Rd and Cornell Rd. on Cornell Rd 275 Comment
  RSA516415  Dudleya cymosa subsp. crebrifolia W. Wisura, Orlando Mistretta 1989-8-29 4421 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  UC115207  Dudleya cymosa subsp. pumila A. J. McClatchie 1896-5-25 Los Angeles San Gabriel Mtns Comment
  UC1178503  Dudleya cymosa subsp. pumila Peter Kamb 1947-5-25 531 Los Angeles above Sunset Ridge guard station (Millard's Canyon); San Gabriel Mtns 670 Comment
  RSA423523  Dudleya densiflora B. C. Templeton 1936-5-18 5660 Los Angeles San Gabriel Canyon. 366 Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR62320  Dudleya multicaulis R. G. Swinney 1990-5-2 1580 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  RSA596382  Dudleya pulverulenta T. S. Ross, S. D. Boyd 1995-6-28 8653 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  CAS-BOT-BC109737  Dudleya virens subsp. hassei 189- s.n. Los Angeles Santa Catalina. Comment
  CAS-BOT-BC109758  Dudleya virens subsp. insularis J. R. Pemberton 1927-6-1 s.n. Los Angeles Catalina Island. Comment
  RSA762336  Dysphania ambrosioides R. G. Swinney 2008-10-20 9655 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR271167  Dysphania botrys R. G. Swinney 2011-9-27 15703 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  POM1048  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona. Alt. 1200 ft. 366 Comment
  UCR152460  Ehrharta erecta A. C. Sanders, Lee Jones 2005-4-8 29319 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SD193035  Ehrharta longiflora Scott D. White, Justin Wood 2008-5-8 11943 Los Angeles Puente/Chino Hills; SCE powerline corridor near Skyline Dr., and east of Hacienda Blvd; Hacienda Heights. 305 Comment
  UCR98825  Elaeagnus angustifolia T. S. Ross, Steve Boyd 1990-6-18 3496 Los Angeles San Gabriel Mtns., Big Pines Hwy: roadside c. 900 m ESE from Jackson Lake, just on the west side of upper Mescal Creek drainage 1878 Comment
  UCR179242  Eleocharis macrostachya R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  CAS-BOT-BC113046  Eleocharis montevidensis A. Johnston 1928-4-7 2904 Los Angeles Los Angeles River bottom, Griffith Park. Comment
  RSA651587  Eleocharis montevidensis Marion P. Harthill 1974-5-23 1512 Los Angeles Crystal Lake Road. Highway. 39. 1494 Comment
  POM6468  Eleocharis montevidensis var. montevidensis L. T. Street, G. Williams 1919-4-12 2613 Los Angeles Puente [now La Puente]. Comment
  PASA615  Eleocharis parishii Frank W. Peirson 1930-5-31 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  UCR125561  Elymus condensatus A. C. Sanders 2003-5-22 26820 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR189853  Elymus elongatus R. G. Swinney 1998-7-27 6506 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR223717  Elymus elymoides R. G. Swinney 2009-6-17 11207 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
  RSA602804  Elymus elymoides subsp. californicus L. C. Wheeler 1967-9-13 10742 Los Angeles San Gabriel Mountains: West Baldy. 3041 Comment
  RSA202447  Elymus glaucus R. L. Armacost 1963-5-7 1626 Los Angeles Tapia Park, Santa Monica Comment
  LA211062  Elymus glaucus Arthur C. Gibson; Tarja Sagar 2010-5-22 s.n. Los Angeles SANTA MONICA MOUNTAINS, Newton Canyon Trail hiking. Comment
  CAS-BOT-BC206753  Elymus glaucus subsp. glaucus Geo. B. Grant 1904-5-5 6178 Los Angeles Pasadena Comment
  RSA0038709  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR193512  Emmenanthe penduliflora Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, upslope of Ganymede Dr., east of Division St., Mt. Washington, Los Angeles 194 Comment
  LA1489  Emmenanthe penduliflora var. penduliflora Bruce Douglas Clayton; Greg Shaw 1920-4-11 90 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  SEINET13203258 Image available Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-1 14609 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 (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UCR281959  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-4-24 16234 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA681857  Encelia actoni Scott D. White, Michael Honer 2003-6-18 9562 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  CAS-BOT-BC131193  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles In canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island Comment
  POM356643  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA271426  Encelia californica C. W. Tilforth, Walter Wisura, John Dourley 1978-6-8 1591 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  CAS-BOT-BC81814  Ephedra nevadensis Elmer I. Applegate 1931-11-2 6833 Los Angeles Mint Canyon, on road to Mojave Comment
  NY70348  Ephedra nevadensis R. F. Thorne 1973-5-11 43538 Los Angeles San Gabriel Mountains, Mojave Desert Slope: along Mt. Emma Road, 0.5 mile east of Little Rock Creek below the dam 1036.3 Comment
  UC283  Ephedra nevadensis J. Burtt Davy May 9 1896-May 24 1896 2574 Los Angeles West Palmdale Antelope Valley, West Palmdale Comment
  RSA383847  Ephedra viridis L. E. Hoffman 1931-11-28 s.n. Los Angeles Angeles National Forest: Holcomb Creek. Comment
  UCR101679  Ephedra viridis B. G. Pitzer 1998-5-23 3728 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR277160  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC166215  Epilobium canum subsp. canum J. Ewan 1929-9-12 3479 Los Angeles Van Tassel Canyon above Azusa, San Gabriel Mts. Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  RSA303933  Epilobium canum subsp. canum Jim R. Shevock 1970-9-12 460 Los Angeles Topanga Canyon. Comment
  RSA550706  Epilobium canum subsp. canum Tim S. Ross, Annette Ross 1991-7-29 5687 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA754225  Epilobium canum subsp. canum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1771 Los Angeles San Gabriel River Watershed; along road. 405 Comment
  UC454608  Epilobium canum subsp. canum I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  UC55381  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  RSA448506  Epilobium canum subsp. latifolium N. R. Zabriskie, W. M. Zabriskie 1972-9-17 533 Los Angeles SE of S end Marion Ridge Road. Pine Cove, SW drainage San Jacinto Mountains. (T5S, R2E, ext. E-central portion sec. 11). 1921 Comment
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  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  UCR194268  Epilobium ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA588320  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-6-26 S- 3026 Los Angeles Lower Ballona Creek. 9 Comment
  SEINET13387022 Image available Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-1 15396 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  POM1815  Epipactis gigantea F. M. Baldwin 1899-6-10 s.n. Los Angeles Burbank Canyon, Claremont, [San Gabriel Mountains]. 457 Comment
  RSA381690  Epipactis gigantea Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
  SBBG14772  Equisetum X ferrissii L. L. Kiefer 1962-9-23 147 Los Angeles Malibu Cyn along main stream 152 Comment
  UCR223664  Equisetum hyemale subsp. affine R. G. Swinney 2009-6-12 11132 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
  RSA647897  Equisetum hyemale var. affine LeRoy Gross, Wayne Law 2000-8-8 245 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  CAS-BOT-BC57320  Equisetum laevigatum I. Johnston 1917-5-13 27 V Los Angeles El Monte 106 Comment
  CATA326  Equisetum laevigatum Mark L. Hoefs 1973-7-13 358 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 38 Comment
  UCR208238  Equisetum laevigatum L. C. Wheeler 1931-5-10 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns, San Dimas Canyon 381 Comment
  CAS-BOT-BC57308  Equisetum laevigatum Tim Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; ca 350 m WNW of Eagle's Nest Lodge; 131 Comment
  POM352250  Eragrostis barrelieri Arthur Howe 1980-6-17 s.n. Los Angeles Ladera Heights Comment
  CAS-BOT-BC204583  Eragrostis mexicana subsp. virescens Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field 5 miles n. of Saugus Comment
  RSA0041935  Eremogone macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10024 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  OBI28060  Eremothera David J. Keil, Dirk Walters 1977-4-30 12306 Los Angeles Ridge Rte ca 2 mi S of jctn with Los Angeles Co Rd N-2 1128 Comment
  SEINET12278716  Eriastrum densifolium C. L. Abbott 1926-1 s.n. Los Angeles Comment
  RSA0106908  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA0104855  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA786244  Eriastrum filifolium Doris Bowers 1957-6-22 824 Los Angeles Arroyo Seca, Pasadena 457 Comment
  SD259005  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot 2005-5-26 5013 Los Angeles Claremont: vacant lot on NW corner of Foothill Blvd and Monte Vista Ave. Bajada of the San Gabriel Mountains. Weedy disturbed flat area. 398 Comment
  CAS-BOT-BC514971  Eriastrum sapphirinum subsp. dasyanthum LeRoy Abrams 1902-7-2 2636 Los Angeles Sierra Madre Comment
  RSA0121291  Eriastrum sapphirinum subsp. sapphirinum Anstruther Davidson 1920-06 s.n. Los Angeles Hollywood. Comment
  RSA713746  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR271159  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway 476 Comment
  CAS-BOT-BC286759  Ericameria cuneata var. cuneata Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman - San Gabriel Mts. - near Pasadena 2590 Comment
  RSA0060785  Ericameria linearifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6805 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0091519  Ericameria linearifolia R. G. Swinney 2010-5-12 12723 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  CAS-BOT-BC287632  Ericameria linearifolia David Dreyer 1968-4-6 s.n. Los Angeles Along roadsides on N edge of San Gabriel Mts 1493 Comment
  RSA729882  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA773858  Ericameria nauseosa var. mohavensis R. G. Swinney 2009-8-25 11467 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  JEPS64634  Ericameria nauseosa var. oreophila Ernest C. Twisselmann 1970-9-8 17491 Los Angeles Highway 14 at Avenue B Antelope Valley 731 Comment
  CAS-BOT-BC131651  Ericameria parishii var. parishii Geo. B. Grant 1901-7-27 s.n. Los Angeles Sturtevant's Camp Trail Comment
  RSA2000  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA739687  Ericameria pinifolia John Dittes 2005-11-26 1299 Los Angeles Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  UCR239949  Ericameria teretifolia R. G. Swinney 2009-11-16 11648 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Big Rock Wash, 1.2 miles south of Pallett Creek Rd. & Valyermo Rd. junction, 50 m west of Valyermo Rd. 1079 Comment
  SFV3843  Erigeron bonariensis R. J. Laufenberg 1962-5-28 s. n. Los Angeles San Fernando Valley Northridge, Botanical Garden of San Fernando Valley State College. 260 Comment
  RSA90956  Erigeron divergens F. W. Peirson 1921-7-16 2500 Los Angeles Prairie Fork of the San Gabriel River 1555 Comment
  RSA730178  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC296186  Erigeron foliosus var. foliosus Alice Eastwood 1917-7-20 6498 Los Angeles Santa Catalina Island Comment
  RSA230669  Erigeron foliosus var. foliosus R. F. Thorne, M. Z. Thorne 1969-7-9 38523 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  POM6800  Erigeron philadelphicus P. A. Munz, L. T. Street, Williams 1919-4-5 2469 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  SEINET8731333 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1743 Los Angeles Upper part of Lewis Paul Canyon on Woods Trail. San Gabriel Mts. Comment
  CAS-BOT-BC189188  Eriodictyon crassifolium var. nigrescens Ernest C. Twisselmann 1959-6-2 5342 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  RSA0071933  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7008 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
  RSA602059  Eriodictyon crassifolium var. nigrescens Scott D. White 1997-5-7 5055 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA639577  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-23 9689 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA660890  Eriodictyon crassifolium var. nigrescens Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 3 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  CAS-BOT-BC188954  Eriodictyon parryi John R. Hodgson 1928-8-1 169 Los Angeles Peace Valley, near Tejon Pass Comment
  SFV8265  Eriodictyon parryi T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1622 Los Angeles San Gabriel Mountains Along Angeles Crest Highway, at head of Upper Big Tujunga Canyon, southeast of Charleton Flats. 1677 Comment
  UCR273373  Eriodictyon parryi R. G. Swinney 2011-6-22 15265 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA177776  Eriodictyon traskiae Robert F. Thorne, P. C. Everett 1965-5-10 34470 Los Angeles Santa Catalina Island. Upper end of White's Landing Road, N slope of Blackjack Mt. 412 Comment
  RSA199173  Eriodictyon traskiae Robert F. Thorne, D. Propst 1968-5-29 37694 Los Angeles Santa Catalina Island. On north slope of Black Jack Mountain at upper end Swain s Canyon toward Echo Lake. 396 Comment
  CATA3111  Eriodictyon traskiae subsp. traskiae Amy Catalano 2016-5-20 114 Los Angeles Santa Catalina Island: Northwest end of bank below Lower Cape Canyon Reservoir 201 Comment
  CAS-BOT-BC222685  Eriodictyon trichocalyx LeRoy Abrams 1902-6-30 2607 Los Angeles Mt. Wilson 1706 Comment
  SFV16065  Eriodictyon trichocalyx P. A. Krueger 1994-5-18 36 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCR204548  Eriogonum R. G. Swinney 2005-8-5 8362 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
Read comments
Dec 7 2018
  UCR249000  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 538 Comment
  UCR193561  Eriogonum baileyi R. G. Swinney 1999-6-28 7440 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM49215  Eriogonum cithariforme var. agninum A. D. E. Elmer 1902-06 3713 Los Angeles Acton. Comment
  CLARK-A1528-3623  Eriogonum crocatum John C. Roos 1958-5-22 Los Angeles Santa Monica Mountains Comment
  RSA0091984  Eriogonum davidsonii R. G. Swinney 2011-7-7 15438 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  SBBG126928  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-1 3405 Los Angeles 0.8 km S of Avenue K, 0.2 km E of 90th St W; Antelope Valley 775 Comment
  SBBG64079  Eriogonum davidsonii R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  VVC3076  Eriogonum davidsonii Tim Thomas, P. J. MacKay 2015-5-10 6618 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA762334  Eriogonum elongatum R. G. Swinney 2008-10-22 9674 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CAS-BOT-BC249778  Eriogonum elongatum var. elongatum Louis C. Wheeler 1931-10-17 262 Los Angeles 2 mi. N Claremont 411 Comment
  UCR256841  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-8-16 13558 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0108884  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-21 12880 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR261771  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-2-27 11740 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR270220  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-10 15744 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
  LA52255  Eriogonum fasciculatum var. fasciculatum Carl Epling; March 1925 6506 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SD31177  Eriogonum fasciculatum var. fasciculatum Edith A. Purer 1931-3-28 Los Angeles Palos Verdes Hills Comment
  RSA567257  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3868 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  SBBG62040  Eriogonum fasciculatum var. foliolosum R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) near middle Comment
  UC1584916  Eriogonum fasciculatum var. foliolosum Tim Ross, Steve Boyd 1991-7-24 5639 Los Angeles near top of ridgeline (nne slope of Granite Mountain); Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  CAS-BOT-BC250108  Eriogonum fasciculatum var. polifolium J. Ewan 1931-7-5 4748 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  UC454079  Eriogonum giganteum I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  RSA147823  Eriogonum giganteum var. giganteum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCR247268  Eriogonum gracile Dan S. Cooper 2011-8-27 811- 105 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG62089  Eriogonum gracile R. Hoffmann 1928-7-9 Los Angeles 5 mi S of Elizabeth Lake Comment
  SBBG127033  Eriogonum gracile var. gracile A. Parikh, N. Gale 2011-6-9 3436 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1157 Comment
  UC1971479  Eriogonum gracile var. gracile Louis C. Wheeler 1973-7-15 Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  CAS-BOT-BC252234  Eriogonum grande var. grande L. R. Abrams; I. L. Wiggins 1931-7-6 356 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA549590  Eriogonum inflatum var. inflatum Tim S. Ross 1992-4-4 6087 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR281979  Eriogonum maculatum R. G. Swinney 2014-4-24 16210 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
  UC1537288  Eriogonum mohavense Gordon H. True 1935-4-19 274 Los Angeles Lovejoy Butte Comment
  POM9034  Eriogonum mohavense W. R. Dudley, F. H. Lamb 1896-6-1 s.n. Los Angeles Lancaster. Comment
  RSA393611  Eriogonum nudum var. pauciflorum L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest 1982 Comment
  SD1308  Eriogonum nudum var. pauciflorum R. B. Randall 1931-7-19 Los Angeles San Bernardino Mts., Swartout Comment
  CAS-BOT-BC258576  Eriogonum ordii Ralph Hoffmann 1930-6-7 s.n. Los Angeles Piru Creek Comment
  CAS-BOT-BC257757  Eriogonum parvifolium S. B. Parish; W. F. Parish 1881-10-1 1113 Los Angeles Santa Monica Comment
  RSA393059  Eriogonum parvifolium var. parvifolium Anstruther Davidson 1882-1 s.n. Los Angeles Santa Monica. Comment
  CAS-BOT-BC267759  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles One and a half miles east of Elizabeth Lake, Lieber Mts. Comment
  RSA580099B  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-9-21 8310 Los Angeles Liebre Mountain: southwesterly slope at the west end of the mountain, along Forest Service Road 7N32, ca 1080 m SW of Sandberg Triangulation Point (5345-ft) 1471 Comment
  SBBG65549  Eriogonum saxatile Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  UCR141802  Eriogonum saxatile June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR223533  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR248982  Eriogonum saxatile Elizabeth A. Kempton, Eric Paul 2006-6-28 402 Los Angeles Santa Clara Divide Road, Forest Service Road 3N17.4 1748 Comment
  UCSB23144  Eriogonum saxatile Wilken, Dieter 1967-7-1 Los Angeles Ridge west of headwaters of Soldier Creek; south of Highway 39 between Islip Saddle and Crystal Lake Junction, San Gabriel Mts 1767 Comment
  UCR223529  Eriogonum umbellatum R. G. Swinney 2009-5-28 10915 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA602806  Eriogonum umbellatum var. minus Louis C. Wheeler 1967-9-13 10745 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  CAS-BOT-BC268206  Eriogonum umbellatum var. munzii Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  UC1584883  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1991-7-24 5603 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1926 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  CAS-BOT-BC265005  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-10-21 4364 Los Angeles Eight miles below Big Pines Park on road to Big Rock Creek, desert slope of San Gabriel Mts. 1371 Comment
  POM294555  Eriophyllum confertiflorum Lyman Benson 1947-5-2 12351 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA0062516  Eriophyllum confertiflorum R. G. Swinney 2010-4-20 12315 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCD168222  Eriophyllum confertiflorum J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR124546  Eriophyllum confertiflorum B. C. Templeton 1932-7-21 5036 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR174642  Eriophyllum confertiflorum Jennifer H. Jones, Jay H. Jones 2006-6-4 378 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  LA94437  Eriophyllum confertiflorum var. confertiflorum Carl Epling; 1927-5-7 10 Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  SBBG53962  Eriophyllum confertiflorum var. confertiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -149 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UC468940  Eriophyllum confertiflorum var. confertiflorum C. F. Millspaugh 1919-12-6 4486 Los Angeles vicinity of Avalon; Santa Catalina Island Comment
  UC90262  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee and K. 1890-5-6 Los Angeles San Pedro Comment
  UCR73418  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, O. Mistretta 1991-5-19 5274 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  CAS-BOT-BC308391  Eriophyllum pringlei John Thomas Howell 1930-5-12 4876 Los Angeles 1 mile north of Acton Comment
  RSA596170  Eriophyllum pringlei L. C. Wheeler 1967-5-12 9440 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR223025  Eriophyllum pringlei R. G. Swinney 2009-4-29 10617 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR92390  Eriophyllum wallacei F. M. Reed 1925-6-12 5067 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, Big Tujunga Wash [in Big Tujunga Canyon] 579 Comment
  UCR100615  Erodium B. G. Pitzer 1996-5-5 2847 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCD103102  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  UCR186948  Erodium brachycarpum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31956 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR231796  Erodium brachycarpum Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  UC1587625  Erodium cicutarium Tim Ross 1991-4-21 4518 Los Angeles Middle Turnbull Canyon drainage just sw of old water tank, Whittier Hills, (Puente Hills, pro parte) Whittier Hills, Puente Hills 219 Comment
  UCR219559  Erodium cicutarium R. G. Swinney 2009-3-28 10210 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 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
  UCR261337  Erodium cicutarium R. G. Swinney 2010-4-1 12159 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
  UCR272544  Erodium cicutarium R. G. Swinney 2011-5-6 14583 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCSB10224  Erodium cicutarium Garrett, S. 1956-4-13 Los Angeles On sandy desert at foot of Mtns; l6 mi E. of Little Rock & 6 mi. from Llano Comment
  RSA450809  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA652319  Erodium moschatum Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  LA212293  Erysimum asperum Nancy Anderson; 1955-5-21 s.n. Los Angeles Van der Venter Flat. Comment
  RSA669160  Erysimum capitatum LeRoy Gross, Naomi Fraga 2002-4-4 520 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 457 Comment
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  CAS-BOT-BC403157  Eschscholzia californica Alice Eastwood 1917-7-20 6495 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC403160  Eschscholzia californica Carl B. Wolf 1932-5-11 3562 Los Angeles Santa Catalina Island, Fourth O' July Cove. Canyon above the road 30 Comment
  RSA0070125  Eschscholzia californica LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6957 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
  UCSB2173  Eschscholzia californica Haller, Norman 1953-3-21 Los Angeles Tip of Point Dume Comment
  UC56739  Eschscholzia californica H. M. Hall 1902-5-1 3046 Los Angeles near Palmdale; Antelope Valley 762 Comment
  CAS-BOT-BC83098  Eschscholzia minutiflora A. D. E. Elmer 1902-6-1 4180 Los Angeles Lancaster. Comment
  UCR222840  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10757 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  SBBG19150  Eschscholzia ramosa M. A. Piehl 1963-12-8 631111 Los Angeles flats behind shore between Whale Pt and Northwest Harbor 3 Comment
  SD262332  Eschscholzia ramosa Mitch Provance 2017-6-30 617 45 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. (Santa Catalina East 7.5'Q) 78 Comment
  SD51861  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island, sides of small arroyo in rocky grassland above Wilson Cove. 60 Comment
  UCR107862  Eucalyptus camaldulensis Scott D. White 1997-5-14 5140 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UCR205114  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  UC1204770  Eucalyptus viminalis Huron H. Smith 1912-3-16 4467 Los Angeles State Eucalyptus Exp. Station 91 Comment
  RSA420814  Eucrypta chrysanthemifolia F. R. Fosberg 1931-3-27 4412 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  RSA420816  Eucrypta chrysanthemifolia M. B. Dunkle 1928-3-11 1728 Los Angeles Santa Catalina Island: near falls Grand canyon. 183 Comment
  RSA420826  Eucrypta chrysanthemifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA420824  Eucrypta chrysanthemifolia Robert M. Perkins 1936-4-16 207 Los Angeles Road to Malibu Lake. Comment
  UC1587615  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-21 4522 Los Angeles Whittier Hills (Puente Hills pro parte), MIddle Turnbull Canyon drainage just sw of old water tank Whittier Hills; Whittier Hills (Puente Hills pro parte) 219 Comment
  LA200687  Eulobus californicus Peter H. Raven; 1959-5-3 14081 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  UC1922643  Eulobus californicus Valerie Soza, Laura A. Moore 2000-5-10 850 Los Angeles Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936'' 564 Comment
  SBBG18218  Eulobus californicus M. A. Piehl 1963-5-30 63492 Los Angeles just W of Rocky Pt cmpgrd, Little Rock Reservoir, 5.5 mi SW of Little Rock Comment
  RSA605865  Euphorbia lathyris L. C. Wheeler 1966-10-25 9075 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR213925  Euphorbia maculata Justin M. Wood 2009-7-25 1159 Los Angeles San Gabriel Valley, city of Claremont, private residence on Ramona Ave, just southeast of intersection of Arrow Highway and Mills Ave. 351 Comment
  UCR1454  Euphorbia melanadenia Richard Bitterolf 1961-4-22 s.n. Los Angeles San Gabriel Mtns., On the Lupin Trail 1/2 mi from Sierra Madre Reservoir in Little Santa Anita Canyon 305 Comment
  CDA4863  Euphorbia peplus A. C. Sanders 2003-3-14 25765 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. Comment
Read comments
Apr 22 2010
  RSA598929  Euphorbia peplus Scott D. White 1997-3-12 4749 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CDA20114  Euphorbia peplus M. O'Brien 2003-4-2 MOB 13 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial SB. 0 Comment
  UCR95530  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island, 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.) 354 Comment
  CAS-BOT-BC312237  Euthamia occidentalis Peter H. Raven 1959-10-16 14646 Los Angeles 0.8 mile south of Guard Statoin, Boquet Canyon Comment
  SBBG31074  Extriplex californica R. F. Thorne 1966-4-29 Los Angeles Ben Weston Beach 3 Comment
  SD107835  Extriplex californica Robert F. Thorne 1974-9-13 45088 Los Angeles Santa Catalina Island; inside Ballast Point, Catalina Harbor. 0 Comment
  SBBG32099  Festuca microstachys R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -182 Los Angeles upper E branch of Wild Boar Gully, Salta Verde Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR186931  Festuca microstachys var. ciliata A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32023 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR205124  Festuca myuros R. G. Swinney 2008-4-17 8686 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  SBBG31128  Festuca perennis R. F. Thorne 1966-5-31 36449 Los Angeles behind Little Harbor 4 Comment
  LA14252  Festuca perennis Monte Lloyd; 1950-7-11 500711p 1147 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR255502  Ficus carica Dan S. Cooper 2014-6-26 614- 70 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA616158  Filago gallica Valerie L. Soza 1998-5-3 88 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  OBI70406  Forestiera pubescens David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave 1 700 Comment
  CAS-BOT-BC52547  Frangula californica subsp. californica H. E. McMinn 1924-8-4 1222 Los Angeles Huntington Drive near Pasadena Comment
  UCR270981  Fraxinus dipetala R. G. Swinney 2011-4-28 14539 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 963 Comment
  RSA550698  Fraxinus uhdei Tim S. Ross, Annette Ross 1991-7-29 4159 b Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA712721  Fraxinus velutina A. C. Sanders 2003-3-14 25773 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
  PASA567  Fritillaria biflora Margaret Stason 1932-3-15 Los Angeles Wooded Hillside near Glendora Comment
  POM9921  Fritillaria pinetorum Frank W. Peirson 1921-6-18 2454 Los Angeles Mt. Williamson (2 miles north of Mt. Islip), San Gabriel Mountains 2317 Comment
  CAS-BOT-BC520313  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Washa nd Big Tujunga Wash at I-210 crossing, within 50 m on N & S sides of I-210 329 Comment
  RSA135184  Galium andrewsii Peter H. Raven 1960-5-21 15409 Los Angeles Junction of Mulholland Highway with Latigo Canyon Rd. 518 Comment
  UCR276825  Galium angustifolium R. G. Swinney 2010-5-21 12876 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CAS-BOT-BC500453  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 a Los Angeles San Gabriel Mountains. Mt. Wilson Rd, N of junction with Mt. Lowe Rd. 1569 Comment
  RSA0105746  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-7-7 15430 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA584970  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA610980  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  SBBG17956  Galium angustifolium subsp. angustifolium E. R. Blakley 1963-4-9 5570 Los Angeles hillside above Pebbly Beach along Terrace Drive 121 Comment
  POM367683  Galium angustifolium subsp. angustifolium M. B. Dunkle 1933-7-11 270 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  SFV21421  Galium angustifolium subsp. angustifolium L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1029 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  POM367695  Galium angustifolium subsp. gabrielense M. B. Dunkle 1933-6-17 3612 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  POM367748  Galium aparine D. A. Young 1969-3-10 P 385 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park off of san Dimas Ave., in a canyon 300 yds. NW of the road. 305 Comment
  RSA87439  Galium aparine F. W. Peirson 1923-4-8 3431 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UC284790  Galium aparine P. A. Munz 1923-4-9 6642 Los Angeles n-facing slope on e coast San Clemente Island Comment
  RSA678468  Galium catalinense subsp. acrispum Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 159 Los Angeles San Clemente Island. 3rd canyon south of Bryce Comment
  SD52882  Galium catalinense subsp. acrispum Peter H. Raven 1962-5-7 17583 Los Angeles San Clemente Island, just above coast 1 mile south of Wilson Cove 74 Comment
  UC1302436  Galium grande Robert F. Thorne 1964-1-25 34053 Los Angeles n Sierra Madre; Angeles National Forest, Arroyo Seco Section, Chantry Flats 762 Comment
  RSA202689  Galium johnstonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4118 Los Angeles On Angeles Crest Highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains. Comment
  UCR149787  Galium porrigens Scott D. White, Pam Devries 2004-6-14 10499 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  SEINET8004759  Galvezia speciosa Jon P. Rebman 1996-4-29 3116 Los Angeles Los Angeles City, Los Angeles California Comment
  CAS-BOT-BC159268  Garrya veatchii J. Ewan 1931-3-21 7073 Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 822 Comment
  RSA641382  Garrya veatchii Orlando Mistretta 1995-6-23 1825 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  RSA589498  Gastridium phleoides Timothy S. Ross, G. Allan, Mark Elvin, J. Stone 1995-5-19 8579 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  UCR150382  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills: 549 m NW of the 57/60 freeway and 366 m N of Grand Ave. 488 m SW of Beaverhead Drive in Diamond Bar 226 Comment
  RSA746571  Gayophytum R. G. Swinney 2008-5-13 8863 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR182493  Gayophytum R. G. Swinney 1997-7-22 5701 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR189873  Gayophytum R. G. Swinney 1998-7-21 6484 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
Read comments
May 1 2012
  RSA603817  Gayophytum diffusum subsp. parviflorum Steve Boyd 1997-9-10 10033 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed. 1744 Comment
  SBBG61274  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR273562  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  CATA3447  Genista monspessulana Benjamin J. Dion, Jaimie Choi 2017-6-22 029 Los Angeles Santa Catalina Island: Interior; Haypress watershed in drainage below Haypress Reservoir and southeast of Hidden Lakes reservoir 403 Comment
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  RSA0053882  Gilia R. G. Swinney 2010-5-11 12634 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  SEINET12278821  Gilia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCD117625  Gilia achilleifolia Rudolf Schmid 1962-4-12 s.n. Los Angeles along Russell Road, Cal Poly, Pomona. Comment
  UCR130225  Gilia aliquanta subsp. breviloba George K. Helmkamp, E. A. Helmkamp 1998-5-21 4044 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UC880105  Gilia angelensis Alice Eastwood May 27 1906-Jun 10 1906 43 Los Angeles Garvanza country adjacent to Los Angeles, Garvanza Comment
  RSA305058  Gilia angelensis P. H. Raven 1960-5-21 15397 Los Angeles Cornell Corners, Santa Monica Mountains. 244 Comment
  SEINET3197498 Image available Gilia cana R. G. Swinney 2009-4-2 10270 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 min Q) 1220 Comment
  LA103477  Gilia capitata subsp. abrotanifolia Barry A. Prigge; 1986-4-27 7108 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  UC1922306  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UC303700  Gilia capitata subsp. abrotanifolia D. L. Crawford Jun 1913-June 1915 Los Angeles mts. above Claremont; mts. above Claremont 1981 Comment
  RSA470230  Gilia capitata subsp. abrotanifolia L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA469355  Gilia clivorum F. R. Fosberg 1931-4-10 S- 4538 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  LA206997  Gilia latiflora Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  UCR89426  Gilia latiflora David Charlton 1991-5-27 5307 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  UCR102539  Gilia latiflora subsp. davyi George K. Helmkamp 1997-3-6 1346 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR107811  Gilia latiflora subsp. davyi Steve Boyd, Valerie Soza 1998-4-28 10172 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  CAS-BOT-BC226326  Gilia latiflora subsp. davyi Mrs. Ellwood Cooper 1904-4-1 s.n. Los Angeles Lancaster Comment
  RSA72994  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 18260 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. 1067 Comment
  RSA756791  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-21 2507 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  UCR25483  Gilia modocensis Deborah Negri 1978-4-14 33 Los Angeles 2 miles north of junction of Hwy 138 and Hwy 14 on south side of Hwy 138 706 Comment
  RSA526523  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4262 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA527749  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4317 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA0017075  Gilia ochroleuca subsp. bizonata G. H. True 1935-3-26 167 Los Angeles Belleview School NW of Palmdale. 732 Comment
  RSA0017120  Gilia ochroleuca subsp. bizonata Frances Runyan 1973-4-14 s.n. Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
  RSA0017220  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1994-4-12 1026 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  UC23662  Gilia ochroleuca subsp. vivida H. M. Hall 1896-8-7 300 Los Angeles Schwartout Canyon , Schwartout Canyon (San Antonio Mountains) 2042 Comment
  RSA679881  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 842 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  CAS-BOT-BC303659  Glebionis coronaria Austin Griffiths 1967-5-24 5276 Los Angeles Pacific Beach Comment
  RSA190992  Gnaphalium californicum R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36734 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  RSA485354  Gnaphalium californicum Steve Boyd, Thomas Elias 1987-4-14 2035 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA660783  Gnaphalium californicum J. Doughty 1985-5-19 204 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  UCR273168  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-10-25 15852 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
  POM4637  Gnaphalium chilense I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR68897  Gnaphalium luteoalbum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4276 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR182485  Gnaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  RSA589263  Grayia spinosa T. S. Ross 1991-4-28 4779 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UCR160802  Grayia spinosa David Charlton 1989-4-7 2843 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UC68924  Grindelia hirsutula H. M. Hall 1905-7-1 6726 Los Angeles near Inglewood Comment
  UCD150951  Grindelia hirsutula D. S. Park 2010-4-26 36 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  UCSB9921  Grindelia hirsutula Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy between Topanga and Beverly Glen, Santa Monica Mtns. Comment
  RSA430026  Guillenia lasiophylla Donald R. Bissing 1973-6-2 142 Los Angeles Evey Canyon on road bank 0.3 mile from canyon mouth 720 Comment
  RSA430022A  Guillenia lasiophylla M. B. Dunkle 1930-3-30 2153 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  SFV21453  Gutierrezia californica L. Gross, V. Soza, S. Tessel 2001-6-4 401 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  UCR248206  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  RSA586352  Gutierrezia microcephala Orlando Mistretta 1995-3-17 1543 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit 1066 Comment
  UCR182477  Gutierrezia microcephala R. G. Swinney 1997-7-17 5685 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
Read comments
Aug 23 2013
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  SEINET11849058  Gutierrezia sarothrae C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCD85222  Hainardia cylindrica L. R. Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer. Comment
  UCR84486  Harpagonella palmeri T. S. Ross, Janet Takara 1993-4-23 6939 Los Angeles Channel Islands, Santa Catalina Island, upper E side of Cottonwood Canyon drainage, on northwesterly-trending ridge 900m WNW of Black Jack Mtn summit 494 Comment
  CAS-BOT-BC307292  Hazardia squarrosa var. grindelioides Prof. W. R. Dudley 1907-11-21 s.n. Los Angeles Near Monrovia Comment
  POM359475  Hazardia squarrosa var. grindelioides F. R. Fosberg 1931-11-29 7079 Los Angeles La Crescenta Comment
  RSA729390  Helenium bigelovii R. G. Swinney 1998-7-21 6466 Los Angeles Upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail. 1707 Comment
  UCR142904  Helenium bigelovii J. R. Shevock 1974-10-5 3879 Los Angeles Transverse Ranges, San Gabriel Mountains, along FS trail to Mt. Baden-Powell in the vicinity of Lamel Spring, Angeles National Forest 2361 Comment
  CAS-BOT-BC223980  Helianthemum scoparium Peter H. Raven; Henry J. Thompson 1958-10-11 13753 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near junction of Saddle Peak Road with Tuna Canyon 533 Comment
  RSA775594  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5346 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR258855  Helianthemum scoparium R. G. Swinney 2010-3-16 11925 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
  RSA0080779  Helianthus annuus R. G. Swinney 2010-4-15 12242 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UCR92064  Helianthus annuus Scott D. White 1995-2-7 2524 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC305430  Helianthus annuus W. R. Dudley 1907-11-18 s.n. Los Angeles Monrovia Canon [Canyon] (near Monrovia) Comment
  RSA0048578  Helianthus annuus A. Lee Haines 1970-5-26 s.n. Los Angeles Topanga Canyon Blvd. and Mullholland, Woodland Hills. 304 Comment
  RSA0048604  Helianthus annuus Harold L. Pirie 1964-1-15 s.n. Los Angeles Pierce College Campus, Pine Hill. 243 Comment
  RSA92488  Helianthus ciliaris A. J. Barton 1936-1 12074 Los Angeles Low hills south of San Gabriel and west of San Gabriel River Comment
  POM54200  Helianthus gracilentus C. F. Baker 15256 Los Angeles Hills near Claremont Comment
  RSA549165  Helianthus gracilentus Timothy S. Ross, Peter Fritsch 1990-6-20 3659 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  SBBG130601  Heliotropium curassavicum S. A. Junak 2000-10-12 SCa 1413 Los Angeles N side of Thompson Reservoir 195 Comment
  RSA0048391  Heliotropium curassavicum subsp. oculatum A. Lee Haines 1964-5-24 s.n. Los Angeles Elizabeth Canyon, Angeles National Forest. 640 Comment
  LA209962  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-9-6 14374 Los Angeles 6 Comment
  RSA177781  Heliotropium curassavicum var. oculatum R. F. Thorne, P. Everett 1965-5-11 34558 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCR215349  Hemizonia Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3287 Los Angeles Western Mojave Desert, Antelope Valley; 0.75 mi. north of Hwy 138, 1.2 miles east of 170th St. 793 Comment
  UCR68895  Hemizonia clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4272 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR218028  Hemizonia fasciculata A. C. Sanders, Dan S. Cooper 2010-8-5 38575 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  POM230186  Hemizonia fasciculata I. W. Clokey, Edward Anderson 1933-5-9 6948 Los Angeles Pomona Hills. 400 Comment
  POM5970  Hemizonia fasciculata D. L. Crawford 1915-8-10 553 Los Angeles Foothills Above Claremont Comment
  CATA3112  Herniaria hirsuta var. cinerea Amy Catalano 2016-5-20 115 Los Angeles Santa Catalina Island: Northwest end of bank below Lower Cape Canyon Reservoir 201 Comment
  RSA653483  Hesperocnide tenella Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 777 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. 335 Comment
  CAS-BOT-BC135950  Hesperoyucca whipplei Peter H. Raven; Henry J. Thompson 1959-5-5 14150 Los Angeles On chaparral burn, 4.1 miles north-west of Tapia Park on road to Malibu Lake - Santa Monica Mountains 182 Comment
  RSA0104907  Heteromeles arbutifolia R. G. Swinney 2011-10-18 15841 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  UC483211  Heteromeles arbutifolia L. R. Abrams and I. L. Wiggins 1931-7-6 385 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UCR219567  Heteromeles arbutifolia R. G. Swinney 2009-3-28 10204 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SD141296  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6847 Los Angeles San Clemente Island, Wash Rocky Canyon, 2 miles SE of Eel Point Comment
  RSA0074501  Heterotheca fastigiata L. C. Wheeler 1933-9-26 2132 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA0074397  Heterotheca grandiflora S. Carlquist 1958-8-30 618 Los Angeles Weed in field at west city limits of Claremont, along Foothill Blvd. Comment
  RSA0074439  Heterotheca grandiflora Steven A. Junak 1996-10-2 698 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  SBBG131991  Heterotheca grandiflora S. A. Junak, R. Philbrick 1990-11-8 SCI 125 Los Angeles Camera Pad "Pebble" 365 Comment
  RSA662679  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway)., Follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  UCR217817  Heterotheca sessiliflora subsp. fastigiata Dan S. Cooper 2010-8-26 810- 95 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  JEPS41667  Heuchera caespitosa Frank W. Peirson 1918-6-10 67 Los Angeles n of Pasadena (n slope of Mt. Lowe near the summit); San Gabriel Mountains, Mt. Lowe 1676 Comment
  RSA85508  Heuchera rubescens var. glandulosa G. R. Campbell 1954-2-5 18785 Los Angeles Grown at RSA Botanic Garden under Prop No. 8260, from seed collected by E.K. Balls and P.C. Everett, Oct 12, 1952. 7.2 miles SW of boundary of Lava Beds National Monument. Rd from Indian Well Ranger Station, Sikiyou Co, Cal. Comment
  CAS-BOT-BC55358  Hirschfeldia incana Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass. Los Angeles - Ventura counties. Comment
  RSA599662  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-1 9680 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  LA200299  Hirschfeldia incana Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4678 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  LA30872  Hirschfeldia incana Peter H. Raven; Jane Turner, Barbara Whitesel C 150 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA658483  Hirschfeldia incana Patricia Kouo 1994-5-6 945216 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the West side of Rosemead Blvd , at the most south lake. Comment
  UC1532944  Holodiscus discolor Robert F. Thorne, Doug Propst 1967-4-13 41571 Los Angeles Santa Catalina Island, Upper Descanso Canyon Upper Descanso Canyon; Santa Catalina Island, Upper Descanso Canyon Comment
  UCR95511  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  POM352436  Hordeum brachyantherum Anstruther Davidson 69 Los Angeles E. Los Angeles. Comment
  UCR214673  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-4-30 38156 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG32106  Hordeum murinum R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -246 Los Angeles Little Harbor Comment
  POM156454  Hordeum murinum subsp. glaucum Le Roy Abrams 1903-4-9 3243 Los Angeles Inglewood Comment
  POM296500A  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-3-16 11608 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  POM18186  Horkelia rydbergii Philip A. Munz 1923-8-31 7694 Los Angeles Mescal Creek 1829 Comment
  RSA729487  Horkelia rydbergii R. G. Swinney 1999-6-21 7387 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  CAS-BOT-BC213016  Hosackia crassifolia I. M. Johnston 1917-7-1 1751 Los Angeles near Browns Flats 1371 Comment
  RSA0115962  Hulsea heterochroma R. G. Swinney 2010-9-21 13868 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  UC1069621  Hulsea heterochroma A. D. Gifford 1935-4-2 9967 Los Angeles 5 1/2 mi ne Redrock Mtn.; Angeles National Forest, Tejon Quadrangle, Sawmill Mtn. Comment
  JEPS8610  Hulsea vestita subsp. gabrielensis Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4201 Los Angeles along Forest Service road following the crest Mendenhall Ridge (10 mi e of its start at paved road crossing western crest of ridge between Little Tujunga and Pacoima canyons); western end San Gabriel Mountains, Angeles National Forest 1554 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  RSA679874  Hymenoclea salsola var. salsola LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 856 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA127765  Hypochaeris glabra Peter H. Raven, H. J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA34196  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  SBBG12514  Isocoma menziesii P. H. Raven 1962-7-11 18011 Los Angeles Wilson's (Wilson) Cove 60 Comment
  OBI34896  Isocoma menziesii var. vernonioides David J. Keil 1983-8-23 17870 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  POM20623  Isocoma menziesii var. vernonioides P. A. Munz 1923-11-8 7801 Los Angeles Lone Hill, Glendora. Comment
  UC11133  Isomeris arborea J. H. Barber 1897-6-25 180 Los Angeles Soledad Canyon; above Leaming<?> Comment
  CAS-BOT-BC340168  Jaumea carnosa I. Johnston 1917-6-10 1305 Los Angeles Near Mesmer Comment
  SD107894  Jaumea carnosa Robert F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island; Shore inside Ballast Point, Catalina Harbor. 2 Comment
  CATA415  Jepsonia malvifolia Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 552 Los Angeles Santa Catalina Island: Cape Canyon Reservoir 356 Comment
  RSA736198  Juglans californica L. M. Prince, Lucinda McDade, Norm Ellstrand, David Biggs, Pace Lubinsky, Andreas Kaus 2008-8-18 509 Los Angeles Cal Poly. Pomona campus. N of Parking Lot J. South facing slope 280 Comment
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC110033  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  RSA0115445  Juncus balticus R. G. Swinney 2011-10-13 15784 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UCR203241  Juncus balticus R. G. Swinney 2005-7-11 8304 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  SBBG131559  Juncus bufonius S. A. Junak 1999-7-15 SCa 1030 Los Angeles Bulrush Cyn 237 Comment
  UCR275335  Juncus bufonius Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  UCR126702  Juncus bufonius var. congestus A. C. Sanders, Mark Elvin 2003-8-7 27180 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA617929  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mountains: Dorr Canyon at Angeles Crest Highway. Vicinity of Lodgepole Picnic Ground. Comment
  RSA509703  Juncus effusus subsp. austrocalifornicus L. C. Wheeler 1967-8-2 10293 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Sheep camp Spring, W slope Mt. Pacifico., NOTE: No lilies were observed at Sheep Camp Spring on 1 July 1994. The species appears to have been extirpated loc 1950 Comment
  POM209996  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  UCR182852  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCR191202  Juncus macrophyllus R. G. Swinney, Dave Larson 1999-7-21 7562 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, 200 m below Fern Dam #1, NE of Browns Flat 1341 Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA0015840  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6210 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UCR209611  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CHSC35205  Juncus xiphioides James Henrickson 1973-6-23 10913 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road; in stream bed. 243 Comment
  UCR210299  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  LA83986  Juniperus californica O. H. Kappler; 1944-6-4 664 Los Angeles San Gabriel Mountains, Soledad Creek, N slope Comment
  SFV293  Juniperus californica P. G. Kilburn 1957-12-1 561 Los Angeles Near Vincent on US #6, 1 block south of Vincent. Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  CAS-BOT-BC235736  Keckiella cordifolia Elmer I. Applegate 1927-2-12 4983 Los Angeles Mandeville Canyon, Santa Monica hills Comment
  CAS-BOT-BC235742  Keckiella cordifolia L. R. Abrams; Ira L. Wiggins 1931-7-6 379 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC235750  Keckiella cordifolia Le Roy Abrams 1901-6-4 1694 Los Angeles Los Tunas Canon [Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC235767  Keckiella cordifolia W H Shockley No date on label s.n. Los Angeles Santa Catalina Id. Comment
  POM4281  Keckiella cordifolia M. Hitchcock 1918-7-3 11 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA584224  Keckiella cordifolia Tim S. Ross, Orlando Mistretta 1993-5-27 7320 Los Angeles Ridge dropping westward from Loop Canyon Road toward Wilson canyon 841 Comment
  UC1063241  Keckiella cordifolia R. St. John 1930-2-14 93 Los Angeles Head of East Canyon; Santa Susana Quad. 731 Comment
  UCR251888  Keckiella cordifolia Victoria M. Woods, David G. Cook 2014-5-26 47 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  POM21347  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  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
  RSA33821  Krascheninnikovia lanata N. C. Cooper 1943-11-20 968 Los Angeles Lancaster. Mojave Desert 762 Comment
  SBBG96  Krascheninnikovia lanata R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  UCR255486  Kyllinga brevifolia Dan S. Cooper 2014-6-26 614- 21 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Lower Sennett Canyon adjacent to Forest Lawn cemetery, at Forest Lawn Dr. 155 Comment
  RSA596275  Lactuca serriola R. G. Swinney 1989-6-30 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park, 0.9 mi. E of Glendora Mtn. Rd. 420 Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1642 Comment
  CATA3248  Lamarckia aurea Amy Catalano 2017-2-15 005 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA0087085  Lamarckia aurea R. G. Swinney 2010-4-30 12443 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA585121  Lamarckia aurea C. Epling 1931-5-25 s.n. Los Angeles Los Alisos Canyon Comment
  RSA659729  Lamarckia aurea Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 86 Los Angeles San Clemente Island. Comment
  UC1584924  Lamarckia aurea Tim Ross 1991-4-8 4450 Los Angeles western Pomona, Elephant Hill Elephant Hill; western Pomona, Elephant Hill 228 Comment
  UCR205116  Lamarckia aurea R. G. Swinney 2008-4-16 8678 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  OBI7878  Larrea divaricata G. L. Parsons 1976-5-21 47 Los Angeles Mojave Desert, 20 mi E of Lancaster Comment
  RSA612075  Lastarriaea coriacea Valerie L. Soza 1998-4-26 64 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  RSA392646  Lastarriaea coriacea Anstruther Davidson 1902-04 s.n. Los Angeles Beach near Playa del Rey. Comment
  CAS-BOT-BC338119  Lasthenia californica Le Roy Abrams 1901-4-2 1248 Los Angeles Santa Monica Mts. 213 Comment
  UCR172462  Lasthenia coronaria Anuja Parikh, Nathan Gale 2005-4-13 2103 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  POM361483  Lasthenia gracilis F. R. Fosberg 1931-3-27 4410 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  POM361495  Lasthenia gracilis Christopher Davidson 1973-4-7 1881 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA659733  Lasthenia gracilis Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 91 Los Angeles San Clemente Island. Comment
  UCD106495  Lathyrus vestitus Gordon Pilone 1960-4-21 12 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mt. Range. 365 Comment
  RSA406621  Lathyrus vestitus subsp. alefeldii Anstruther Davidson 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  UC1302270  Lathyrus vestitus var. alefeldii Robert F. Thorne and P. C. Everett 1964-2-6 33303 Los Angeles Cherry Cove Santa Catalina Island 60 Comment
  RSA406662  Lathyrus vestitus var. vestitus L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  JEPS32793  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi e Gorman 1097 Comment
  RSA0093136  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  SFV6469  Layia glandulosa T. Gordon, W. C. Willig, K. A. Wilson 1974-4-26 168 Los Angeles San Gabriel Mountains Devil's Punchbowl Road about 1 mile south of Longview Road. 1280 Comment
  UCSB6618  Layia glandulosa Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom, and 0.6 miles W of jct. of the road to Victorville; Mojave Desert Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  UC89340  Layia platyglossa T. S. Brandegee 1890-5-8 Los Angeles San Pedro Comment
  POM155627  Layia platyglossa subsp. campestris M. L. Bryan 1928-6-2 23 Los Angeles Mandeville Canyon, near Santa Monica Mts Comment
  POM4842  Layia platyglossa subsp. campestris C. F. Baker 1904-4-1 4129 Los Angeles Claremont. 365 Comment
  POM277125  Layia platyglossa subsp. campestris E. S. Steele, H. S. Pratt 1934-4-9 s.n. Los Angeles Burbank Comment
  UCR139905  Lemna Scott D. White 1997-5-14 5142 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA368971  Lemna valdiviana T. S. Clare 1929-12-12 s.n. Los Angeles La Brea Pits. Comment
  LA64419  Lepechinia fragrans J. A. Ewan; 1932-6-18 sn Los Angeles San Gabriel Mountains, Clear Creek fork of Tujunga Canyon 914 Comment
  LA82027  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA409631  Lepechinia fragrans H. C. Ackley 1927-6-4 s.n. Los Angeles Trail to Switzer s Comment
  SD80057  Lepidium densiflorum C. W. Tilforth 1970-4-9 256 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  UCR141025  Lepidium flavum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 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
  RSA534122  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5085 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  CAS-BOT-BC12477  Lepidium nitidum Le Roy Abrams 1899-2-1 245 Los Angeles Inglewood. Comment
  POM336  Lepidium nitidum var. nitidum P. A. Munz 1918-4-5 2029 Los Angeles Pomona. Comment
  UCR149850  Lepidium strictum Scott D. White 2004-4-23 10229 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  LA85111  Lepidium virginicum O. H. Kappler; 1946-4-13 1113 Los Angeles San Gabriel Mountains, southern Antelope Valley 914 Comment
  JEPS37112  Lepidospartum latisquamum Frank W. Peirson 1923-9-1 4017 Los Angeles w end Swarthout Valley (about 1 mi e of Big Pines at the Divide); San Gabriel Mountains, Swartout Valley 2011 Comment
  LA32050  Lepidospartum squamatum Peter H. Raven; Henry J. Thompson 1958-9-19 13728 Los Angeles Santa Monica Mountains, near junction of Potrero Canyon Rd and Decker Rd [Westlake Blvd], near Lake Sherwood 281 Comment
  SD186093  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. Comment
  UC133437  Lepidospartum squamatum C. F. Baker 1903-9-20 3466 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR281848  Lepidospartum squamatum R. G. Swinney 2014-5-8 16435 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC272412  Leptochloa fusca subsp. uninervia Louis C. Wheeler 1931-9-12 143 Los Angeles Foothill Blvd. at San Dimas Wash 365 Comment
  UCR100066  Leptodactylon californicum R. G. Swinney 1969-4-2 317 Los Angeles Western Transverse Range; Santa Monica Mtns., 3 mi south of Calabasas, north of Mulholland Hwy 488 Comment
  UCR78144  Leptodactylon californicum Wandalee Thompson 1964-4-22 34 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest 808 Comment
  JEPS104690  Leptodactylon californicum John L. Morrison 1936-12-23 1963 Los Angeles Comment
  UCR16660  Leptodactylon californicum subsp. californicum D. Sall 1970-5-16 s.n. Los Angeles On NE-facing slope 0.5 mi past '3000 ft' sign on Hwy 39 122 Comment
  SBBG53157  Leptosiphon bicolor S. A. Junak 1978-4-15 SCa 9 Los Angeles just E of 1901 Chester grave, N side of Cherry Cove Comment
  UCSB32970  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mts.; Table Mtn. Campground; N of Big Pines 2220 Comment
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Aug 20 2013
  UC1871051  Leptosiphon ciliatus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3894 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
  RSA669289  Leptosiphon parviflorus LeRoy Gross, Naomi Fraga 2002-5-10 539 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  UCR223239  Lessingia filaginifolia R. G. Swinney 2009-7-23 11376 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
  UCR239980  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-11-13 11610 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  PASA1691  Lessingia lemmonii Frank W. Peirson 1928-9-5 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1280 Comment
  CAS-BOT-BC444093  Lewisia nevadensis Robert F. Thorne; L. DeBuhr 1974-6-28 44763 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on N slope Mt. Hawkins, drainage of S Fork Big Rock Creek 2438 Comment
  UCR132294  Lilium humboldtii S. J. Myers 2003-6-24 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propul. Laboratory 381 Comment
  SEINET3887243  Lilium humboldtii var. ocellatum K. Dobry 1992-10-25 1096 Los Angeles Santa Monica Mts. in the city of Westlake, at So. end of Las Virgines Reservoir at So. end of Lindero Cyn.; 0 Comment
  RSA377160  Lilium parryi Bonnie C. Templeton 1933-7-21 5051 Los Angeles Upper end of Prairie Forks, San Gabriel Mountains. 2058 Comment
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  SBBG88240  Limonium sinuatum A. C. Sanders 1987-10-13 7423 Los Angeles El Segundo dunes, W of Los Angeles Intl Airport and Pershing Dr 38 Comment
  RSA0057900  Limosella acaulis Richard G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA523360  Linanthus aureus G. H. True 1935-3-28 190 Los Angeles SW of Littlerock. 945 Comment
  RSA468484  Linanthus californicus David Young 1969-3-15 P- 399 Los Angeles 3 mi. NW of Chasworth, California S. of Hwy 118 on Santa Susana Rd. 293 Comment
  SD111573  Linanthus californicus W. P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. 1790 Comment
  RSA468451  Linanthus californicus subsp. glandulosus F. E. Durkee 1906-4-8 s.n. Los Angeles Hollywood. Comment
  LA52345  Linanthus dianthiflorus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  NY43184  Linanthus dianthiflorus J. B. Walker 1995-6-5 1424 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  RSA360072  Linanthus dianthiflorus subsp. dianthiflorus B. A. Prigge 1986-3-19 6933 Los Angeles Santa Monica Mts: 0.3 mile west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA0068961  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4856 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA468502  Linanthus pungens Fred Burlew 1916-7-1 3168 Los Angeles Mt. San Antonio. Comment
  RSA0048507  Linaria canadensis E. F. 1951-4-5 s.n. Los Angeles Pierce College, Canoga Park. Comment
  RSA400289  Linaria canadensis var. texana M. B. Dunkle 1939-4-6 7313 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA656217  Lithophragma Joseph M. Keefe 1978-4-28 22750 Los Angeles Verdugo Mountains: Northeast corner Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Hills 256 Comment
  SFV17368  Lithophragma affine J. N. Hogue, D. L. Bishop 1998-5-28 110 .3 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UCR185397  Lithophragma parviflorum A. C. Sanders, T. B. Salvato 2007-4-25 33550 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA330792  Lithophragma tenellum Wayne E. Sawyer 1981-6-16 47 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  RSA0098368  Lobelia dunnii var. serrata R. G. Swinney 2011-11-1 15969 Los Angeles San Gabriel Mountains: West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  UC303427  Lobelia dunnii var. serrata D. L. Crawford Aug. 1915 Los Angeles Mountains near Claremont; Southern California Comment
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Jan 18 2008
  SBBG106259  Lobularia maritima S. A. Junak with M. C. Hochberg, H. Ferguson 1981-7-28 SCl 17 Los Angeles around buildings at old airfield, on W side of main rd 252 Comment
  RSA0113996  Loeflingia squarrosa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7527 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SD111950  Loeseliastrum matthewsii Barbara Ertter, Jeffrey Strachan 1980-5-18 3444 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) I(c) mile north of Angeles National Forest, ca 1.5 miles southeast of Valyermo, south side of San Gabriel Mts. 1219 Comment
  HSC24919  Loeseliastrum matthewsii Regina Ferguson 1968-4-27 17 Los Angeles 10 mi. W of Pearblossom in Mojave Desert 915 Comment
  CAS-BOT-BC342110  Logfia arizonica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 4.1 miles north-west of Tapia Park on road to Malibu Lake 182 Comment
  HSC10297  Lolium perenne C. E. Fellows 1965-8-22 113 Los Angeles 1.8 mi. E of intersection of Mtn. Gleason Rd. and Rim Canyon Rd. 1.3 mi. to stream on side Rd. Comment
  POM356975  Lolium temulentum Robert M. Perkins 1936-4-3 140 Los Angeles El Segundo dunes Comment
  UC1125305  Lonicera subspicata var. denudata R. St. John 1930-2-26 103 Los Angeles Lower Hungry Valley Tejon Quadrangle 975 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  RSA406765  Lotus argophyllus subsp. ornithopus House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  POM175412  Lotus argophyllus var. argophyllus Joseph A. Ewan 1930-6-23 2636 Los Angeles one mile above Coldbrook, North Fork San Gabriel River Comment
  RSA724431  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 397 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  UCR223600  Lotus crassifolius var. crassifolius R. G. Swinney 2009-6-8 11086 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
  POM49803  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  UC864898  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  RSA135186  Lotus grandiflorus var. grandiflorus P. H. Raven 1960-5-21 15395 Los Angeles Along road to Saddle Peak 1.5 miles from Ferndale. 396 Comment
  HSC98246  Lotus hamatus Wendell Wood 1970-6-22 28 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  UC864785  Lotus heermannii Carl B. Wolf 1932-8-11 Los Angeles 1.12 mi below Big Rock Creek Ranger Station (desert slope of San Gabriel Mts.); San Gabriel Mts., Big Rock Creek 914 Comment
  IRVC28122  Lotus humistratus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26280 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA624985  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1963-5-5 8254 Los Angeles Bear Creek, off West Fork San Gabriel River. 548 Comment
  POM304866  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 269 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA670800  Lotus purshianus var. purshianus Joseph M. Keefe 2001-1-24 31026 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA406804  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-5-21 S- 4941 Los Angeles Parson's Landing, Santa Catalina Island. 5 Comment
  RSA406806  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-3-24 S- 4352 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 80 Comment
  RSA406845  Lotus scoparius F. R. Fosberg 1930-7-3 53104 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR205643  Lotus scoparius subsp. brevialatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37020 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR273397  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA0095314  Lotus strigosus Richard G. Swinney 2011-6-6 14993 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0119951  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UCR138542  Lotus strigosus L. C. Wheeler 1961-6-13 7885 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR272009  Lotus strigosus R. G. Swinney 2010-4-28 12409 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA592888  Lotus strigosus L. C. Wheeler 1967-4-30 9237 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UC1871086  Lotus strigosus T. S. Ross, Walter Appleby 1993-5-13 7133 Los Angeles Transverse Ranges; San Gabriel Mountains region; Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 NE/4 NE/4 sect. 9; ca 2980 feet elevation. 908 Comment
  CAS-BOT-BC201206  Lupinus F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  RSA414445  Lupinus arbustus B. C. Templeton 1932-6-18 4915 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  RSA0120029  Lupinus bicolor R. G. Swinney 2014-5-15 16522 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  LA200464  Lupinus bicolor Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  POM97152  Lupinus bicolor P. A. Munz 1925-4-23 9419 Los Angeles San Gabriel Canyon 305 Comment
  SEINET10484864  Lupinus bicolor subsp. marginatus David B. Dunn 1946-4-19 Dunn 2120 Los Angeles In the arid valley approaching the mojave along the newhall to palmdale, hwy 6 Near acton 610 Comment
  POM350042  Lupinus bicolor subsp. microphyllus E. A. Purer, Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  RSA407115  Lupinus chamissonis Howard Mullins 1931-2-21 s.n. Los Angeles El Segundo. Comment
  RSA442332  Lupinus chamissonis Robert M. Perkins 1935-3-31 14 Los Angeles Playa del Rey. Comment
  RSA474238  Lupinus chamissonis Jack Rempel 1932-4-24 15243 Los Angeles El Segundo. Comment
  RSA0098641  Lupinus concinnus R. G. Swinney 2010-5-11 12692 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA746838  Lupinus concinnus R. G. Swinney 2008-5-8 8784 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR142734  Lupinus concinnus L. C. Wheeler 1932-4-9 559 Los Angeles Western Mojave Desert, 2 mi. NW mouth of Kings Canyon, Antelope Valley 915 Comment
  CAS-BOT-BC205158  Lupinus elatus Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10108 Los Angeles Near Rattlesnake Trail Jct., Kratka Ridge, San Gabriel Mts. 2042 Comment
  RSA0064351  Lupinus elatus Daisie I. Huang 2006-7-16 06071601 Los Angeles 138 alternate, south of Hwy 2. 1893 Comment
  UCR213435  Lupinus excubitus A. C. Sanders, Dan S. Cooper 2010-3-12 37343 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0036529  Lupinus excubitus Daisie Huang 2007-5-18 07051800 Los Angeles Near summit of Monrovia Canyon Trail, 4 miles past bridge. 900 Comment
  SEINET10964914  Lupinus formosus var. robustus Edward K. Balls 1953-3-12 Balls 9139 Los Angeles Common subshrub to 2 ft tall, 3 ft spr. Fls varying from diip to pale purple, Lvs silvery. Dry, stony wash sun. Opposite fire guard stn. Padua hills, n of Claremont, s slopes san gabriel mts. 610 Comment
  RSA572180  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA595124  Lupinus hirsutissimus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8570 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  OBI69325  Lupinus hirsutissimus John Knapp, Denise Knapp 2003-5-10 68 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  RSA584226  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  CAS-BOT-BC202087  Lupinus longifolius Charles Piper Smith 1923-7-16 3785 Los Angeles Sierra Madre Comment
  LA33934  Lupinus longifolius Peter H. Raven; 1959-5-3 12070 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA25807  Lupinus longifolius C. B. Wolf 1941-7-2 10959 Los Angeles Along the highway about 1 mile east of La Crescenta 487 Comment
  RSA91320  Lupinus longifolius F. W. Peirson 1923-2-10 543 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  JEPS108006  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd. and I5. Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  SEINET12154609  Lupinus odoratus H. H. Heller 1937-1 464 Los Angeles 20miE of Lancaster, on Victorville Rd Comment
  HSC24296  Lupinus odoratus var. odoratus J. Baltierra 1971-5-2 17 Los Angeles 15 mi. E of Palmdale on S slope of Lovejoy Buttes in Mojave Desert 976 Comment
  CAS-BOT-BC207242  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC207250  Lupinus peirsonii V. June Wetherell; C. F. Quibell 1960-5-28 400 CFQ Los Angeles Angeles National Forest, San Gabriel Mountains, Mt. Islip gravel slide. 2590 Comment
  UCR108187  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek at Angeles Crest Hwy 2165 Comment
  RSA763819  Lupinus sparsiflorus Justin M. Wood 2010-5-10 1616 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA300988  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn 1963-04 s.n. Los Angeles along Glendroa Mtn. rd Comment
  POM2541  Lupinus succulentus Edward L. Greene 1904-4-15 4188 Los Angeles Claremont. Comment
  RSA579231  Lupinus succulentus Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7399 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA251399  Lupinus succulentus Robert F. Thorne 1966-4-15 35995 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  CATA512  Lupinus truncatus Sara L. Crockett 1997-4-9 656 Los Angeles Santa Catalina Island: 1.0 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail 323 Comment
  RSA747977  Luzula comosa R. G. Swinney 2001-8-27 8119 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  UCR250327  Lycium brevipes var. hassei R. E. Riefner Jr. 2013-4-8 13- 175 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, c. 0.25 mi north from Paseo Del Mar along Palos Verdes Drive West 93 Comment
  SBBG12669  Lycium californicum E. R. Blakley 1962-6-10 5216 Los Angeles Wilson Cove 9 Comment
  SEINET10697081  Lycium carolinianum Heidi H. Schmidt 1999-10-14 Schmidt 3876 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET2042302 Image available Lycium cooperi B. Pitzer 1998-5-12 3688 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  RSA409648  Lycopus americanus Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  RSA589779  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8200 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 128 Comment
  RSA0113213  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG51689  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -510 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  JEPS7520  Madia gracilis Frank W. Peirson 1919-6-5 508 Los Angeles San Antonio Canyon, very close to boundary of San Bernardino County Angeles National Forest, San Gabriel Mts. Comment
  RSA648042  Madia gracilis Orlando Mistretta 1992-7-13 676 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR266375  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4362 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  LA212241  Malacothamnus davidsonii William Baker; 1974-2-15 s.n. Los Angeles Below Foothill Blvd. & Little Tujunga Wash. Comment
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  RSA600387  Malacothamnus fasciculatus Louis C. Wheeler 1933-8-5 2049 Los Angeles Santa Monica Mountains; North side; 5 miles E of Calabasas. 305 Comment
  UCR125771  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin 2002-6-18 25132 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UC1122023  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-1-7 406 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  UC1584926  Malacothamnus orbiculatus Tim Ross, Steve Boyd 1991-7-24 5638 Los Angeles Pacifico Mountain USGS 7.5' quadrangle Granite Mountain, Pacifico Mountain USGS Quadrangle 1901 Comment
  RSA0048472  Malacothrix Bruce Haines 1962-5-4 177 Los Angeles 5.8 miles East of junction with U.S. HIghway 6 on California 138. 883 Comment
  UCR107798  Malacothrix californica Steve Boyd, V. Soza 1998-4-28 10170 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  RSA802571  Malacothrix clevelandii Orlando Mistretta, Christine Mistretta 2011-7-1 5881 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SD232192  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 395 Comment
  SBBG66082  Malacothrix coulteri R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SBBG43859  Malacothrix foliosa subsp. foliosa M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  UCR217139  Malacothrix saxatilis Jonas A. Winbolt, Rocky Brown 2010-8-20 006 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
  UCD134440  Malacothrix saxatilis var. commutata Robert F. Thorne 1966-9-16 36725 Los Angeles Santa Catalina Island, Lookout Point SE of Pebbly Beach. 45 Comment
  SDSU4814  Malacothrix saxatilis var. tenuifolia H. Wedberg 1966-4-3 1192 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  RSA402657  Malephora crocea Robert Gustafson 1981-3-18 2129 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA76947  Malosma laurina F. W. Peirson 1920-7-13 105 Los Angeles along wash land by Rubio Canyon stream; Altadena Comment
  UC1130507  Malosma laurina A. Lewis Feb 1934 298 Los Angeles Little Tujunga Canyon Angeles Nat'l Forest, San Fernando Quad., Little Tujunga Can Comment
  RSA0088143  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Sca- 778 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach. 36 Comment
  RSA723219  Malus LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2829 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  SBBG13433  Malva parviflora E. R. Blakley 1962-6-10 5225 Los Angeles near the military camp, Wilson Cove 30 Comment
  LA200654  Malva parviflora Harlan Lewis; 1940-2-24 1079 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA652286  Malva parviflora A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  SD30975  Malva parviflora Edith A. Purer 1931-4-28 1753 Los Angeles Palos Verdes Hills. Comment
  SEINET10634896  Mangifera indica Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2631 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  SBBG69443  Marah fabacea R. Hoffmann 1929-5-21 Los Angeles Del Sur to Elizabeth Lake Comment
  SFV6288  Marah fabacea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  RSA0119799  Marah macrocarpa R. G. Swinney 2014-5-15 16518 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  RSA788773  Marah macrocarpa Mark Elvin, Michael Wall 1997-3-5 365 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  SDSU5856  Marah macrocarpa R. M. Beauchamp 1967-1-27 107 Los Angeles San Clemente Island. Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  SBBG17210  Marah macrocarpa K. A. Wilson, D. E. Bianchi 1961-2-2 820 Los Angeles Placerita Rd, 2 mi E of Hwy 6 Comment
  RSA656312  Marah macrocarpa var. macrocarpa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UC54910  Marah macrocarpa var. macrocarpa J. Q. Adams 1903-3-18 Los Angeles Soldier's Home Comment
  RSA659674  Marrubium vulgare Brian McColgan 1988-5-10 4 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  SDSU7022  Marrubium vulgare D. F. Howe 1915-4-1 38 Los Angeles Claremont. Comment
Read comments
Dec 5 2008
  RSA151235  Marrubium vulgare Peter H. Raven 1962-4-12 17335 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island. 274 Comment
  SFV3173  Marrubium vulgare P. M. Kennamer 1958-8-7 s. n. Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  UCSB51801  Marrubium vulgare Hodgson, John 1928-6-16 Los Angeles Near edge of Peace Valley meadow 944 Comment
  POM348025  Medicago polymorpha George B. Grant 1908-5-16 s.n. Los Angeles Garvanza Comment
  RSA717030  Medicago polymorpha Gary Kovnat, LeRoy Gross 2003-2-16 25 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA765560  Medicago polymorpha Doris Bowers 1967-07 370 Los Angeles Palos Verdes Peninsula 305 Comment
  CAS-BOT-BC281532  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  CATA224  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-5-4 214 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA0088154  Melica imperfecta R. G. Swinney 2010-8-30 13625 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA248859  Melica imperfecta R. F. Thorne 1973-4-11 42841 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  UCD87778  Melica imperfecta A. A. Beetle 1942-4-18 3084 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  RSA332614  Melica stricta Wayne E. Sawyer 1981-6-11 20 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 1.6 miles from Dawson Saddle. 2317 Comment
  RSA624993  Melilotus indicus L. C. Wheeler 1963-6-2 8260 Los Angeles San Gabriel Mountains: Valley Forge Campground, West Fork San Gabriel River. 1037 Comment
  IRVC28161  Melilotus indicus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26277 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA604614  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA0081132  Mentzelia R. G. Swinney 2010-6-1 13104 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR151384  Mentzelia Scott D. White, Kent Hughes 2000-5-16 7844 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  SBBG13191  Mentzelia affinis E. R. Blakley 1962-6-9 5194 Los Angeles 0.25 mi toward Pyramid Cove from China Pt Comment
  RSA440365A  Mentzelia albicaulis Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  UC284773  Mentzelia congesta P. A. Munz 1923-5-25 6799 Los Angeles San Gabriel Mts. Big Rock Creek 1280 Comment
  POM72483  Mentzelia dispersa I. M. Johnston 1925-8-1 6609 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  SBBG125450  Mentzelia dispersa A. Parikh, N. Gale 2010-6-17 3318 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1365 Comment
  UC872487  Mentzelia dispersa Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson southern California, San Gabriel Mts. 1828 Comment
  RSA0042495  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. 1876 Comment
  HSC15875  Mentzelia micrantha C. S. Apperson 1967-6-28 Los Angeles 2.5 mi. from Atmore Meadows Campground, at the bottom of Fish Canyon. Comment
  VVC3372  Mentzelia micrantha Tim Thomas 1973-5-1 17 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA446761  Mentzelia micrantha Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  JEPS43895  Mentzelia ravenii Frank W. Peirson 1919-5-10 395 Los Angeles San Gabriel Mountains, Arraster Creek 914 Comment
Read comments
Feb 20 2013
  SD39365  Mesembryanthemum nodiflorum Edith A. Purer 1932-3-23 2625 Los Angeles Huntington Beach,south along Route 101 Comment
  RSA650015  Mesembryanthemum stipulaceum M. L. Becker 1948-2-13 s.n. Los Angeles 4' E. of Civic Center, Garvey Blvd., Los Angeles 36 Comment
  RSA583003  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6959 Los Angeles W end of island beyond the isthmus, lower Bouchette Canyon (draining northward to Johnsons Landing) 244 Comment
  RSA598112  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-4 9160 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  UCR203238  Mimulus R. G. Swinney 2005-7-21 8333 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA641692  Mimulus aurantiacus Orlando Mistretta 1993-6-2 866 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  POM8001  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3355 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  POM8485  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3339 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  SFV3375  Mimulus aurantiacus var. pubescens P. G. Kilburn 1958-3-29 671 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  RSA485356  Mimulus brevipes Steve Boyd, T. S. Elias 1987-4-14 2033 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA654032  Mimulus brevipes Valerie L. Soza, Laura Moore 2000-5-10 855 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCR155601  Mimulus brevipes A. C. Sanders, T. B. Salvato 2005-4-26 29695 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
  UCR209860  Mimulus cardinalis R. G. Swinney 2008-7-13 9184 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  UC586848  Mimulus cardinalis Joseph Andorfer Ewan 1934-8-2 8482 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  UCR71246  Mimulus floribundus Steve Boyd 1990-4-8 4291 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  RSA252944  Mimulus fremontii var. fremontii Robert F. Thorne, Gary D. Wallace 1973-4-24 43423 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA0091345  Mimulus guttatus R. G. Swinney 2011-5-12 14710 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  UC184469  Mimulus guttatus A. D. E. Elmer June, 1902 3645 Los Angeles Acton Mt. Gleason Comment
  RSA639557  Mimulus guttatus Louis C. Wheeler 1967-5-23 9670 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  UCSB41773  Mimulus guttatus Rice, Stevan 1969-3-10 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park; off of San Dimas Ave; in a canyon 300 yds. NW of the road 304 Comment
  POM19081  Mimulus johnstonii P. A. Munz 1923-5-27 6882 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  UCD122724  Mimulus johnstonii David M. Thompson 1986-6-7 494 Los Angeles 3.0 mi SE of Valyerni-Big Pines road along Bug Rock Creek Road, NE side of road. Comment
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Aug 13 2014
  UCSB26185  Mimulus johnstonii Wilken, Dieter 1967-8-10 Los Angeles Angeles Crest Highway; at Cloudburst Summit; San Gabriel Mtns Comment
  UCD122679  Mimulus microphyllus John Ingrum 1997-4-8 20 Los Angeles Santa Monica Mountains, Mulholland Hwy. east of Las Virgenes Rd. (mile marker 24.51). On the north side of Mulholland. Comment
  RSA447977  Mimulus moschatus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  RSA0098784  Mimulus pilosus R. G. Swinney 2011-6-15 15198 D Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR206150  Mimulus rubellus R. G. Swinney 2008-6-4 8925 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  POM18174  Minuartia douglasii P. A. Munz 1923-3-14 6590 Los Angeles 2 miles north of Claremont. 427 Comment
  RSA732942  Minuartia nuttallii subsp. gracilis R. G. Swinney 1999-8-9 7607 Los Angeles East end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  SD241103  Mirabilis laevis Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-21 8048 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 950 m E of Red Rover Mine Road and 2.2 km N of I-14/Sierra Highway. 1116 Comment
  UCR210442  Mirabilis laevis R. G. Swinney 2008-12-6 9980 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CAS-BOT-BC434638  Mirabilis laevis var. crassifolia Geo. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  RSA485830  Mirabilis laevis var. crassifolia T. S. Elias 1988-2-10 10654 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  RSA0016137  Monardella australis Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek of Big Tujunga, below Charlton Flat; future dam site. Comment
  UCSB22993  Monardella exilis Engel, C. 1967-5-19 Los Angeles Sierra Highway, 2.2 miles south of its junction with Avenue M, then 0.6 mile south on dirt road, Antelope Valley 762 Comment
  RSA601333  Monardella lanceolata Steve Boyd, Lauren Raz 1997-6-17 9961 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  SEINET12272538  Monardella odoratissima H. H. Heller 1937-1 450 Los Angeles 20 mi E of Lancaster on Victorville Road Comment
  RSA151515  Muhlenbergia appressa P. H. Raven 1962-5-9 17708 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  RSA0071926  Muhlenbergia asperifolia Sarah Ratay, Robyn Shea 2006-12-7 102 Los Angeles Santa Catalina Island. Buffalo Springs Drainage. Comment
  UCR221917  Muilla maritima R. G. Swinney 2009-4-28 10523 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA252905  Muilla maritima Robert F. Thorne 1973-5-11 43565 Los Angeles 1.9 mi. W of Little Rock Creek [San Gabriel Mountains] 1158 Comment
  CAS-BOT-BC327740  Munzothamnus blairii Steven A. Junak 1996-7-24 SCI- 650 Los Angeles San Clemente Island. Box Canyon, ca 1.2 miles inland from beach 228 Comment
  RSA611639  Myosurus Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 A Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  SBBG20542  Myriopteris newberryi E. R. Blakley 1963-12-8 6388 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  UC1250456  Nama demissa var. demissa Isabelle Tavares, Valera Brinson 1962-4-18 291 Los Angeles on Highway 138 26 mi e of Palmdale; Highway 138 1036 Comment
  CAS-BOT-BC219353  Nama stenocarpa Dr. H. E. Hasse 1889-1-1 s.n. Los Angeles Near Santa Monica Comment
  UCSB478  Nassella lepida Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE Plot 304 - Block 28F; Angeles Forest Comment
  SBBG95225  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor Comment
  CDA29945  Nassella tenuissima Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA431554  Nasturtium officinale Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA683142  Navarretia hamata subsp. hamata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1074 Los Angeles North side of mountains: South of Hostetter Motorway (On the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA190948  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-24 35019 Los Angeles Santa Catalina Island, Rancho Escondido, Escondido Canyon. 213 Comment
  RSA3603  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-13 3620 Los Angeles Above Hamilton Canyon, Catalina Island 243 Comment
  RSA0091869  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1526 Los Angeles Santa Catalina Island. E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.4 mile from intersection with Little Harbor Road, overlooking Campo Blanco Canyon. 97 Comment
  POM7687  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-4-21 3695 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA182182  Nemophila menziesii var. integrifolia James Henrickson 1963-4-30 1226 Los Angeles Evey Canyon, northeast of Claremont on road to Mt. Baldy. 808 Comment
  UCR102384  Nicandra physalodes L. C. Wheeler 1973-6-8 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: [Long Beach/Carson] SE of Alameda Street and San Diego (405) Fwy, between Sepulveda Blvd. & 233rd Street [Los Angeles Harbor Department, Classification Yard, east of Dominguez Flood Control channel] 8 Comment
  RSA0022977  Nicotiana glauca Duncan S. Bell, Caitlin Elam 2013-6-24 5229 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA670041  Nicotiana glauca Joseph M. Keefe 2001-3-19 31160 Los Angeles San Rafael Mountains. 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, CA 91208 466 Comment
  UCR258560  Nicotiana glauca R. G. Swinney 2010-5-29 13012 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  LA51856  Nicotiana glauca M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA579480  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1994-5-10 7730 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA600673  Notholaena californica subsp. californica L. C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  POM156520  Oenothera elata subsp. hirsutissima L. R. Abrams 1902-7-4 2650 Los Angeles San Gabriel Canyon Comment
  UC729791  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Point, w side of Fourth O' July Cove Santa Catalina Island 30 Comment
  UC557627  Opuntia Nell Murbarger 1936-3 94 Los Angeles San Clemente Island; mesa summit Comment
  UC557625  Opuntia littoralis Nell Murbarger 1936-3 90 Los Angeles San Clemente Island; on e side and on top Comment
  RSA439562  Opuntia oricola F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  UCR154363  Orcuttia californica A. C. Sanders 2005-5-5 29898 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA0076175  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Placerita Canyon, near Newhall. Comment
  RSA0093123  Orobanche fasciculata Richard G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  SBBG68720  Orobanche fasciculata R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  RSA0078533  Orobanche parishii subsp. parishii Fred Burlew 1926-7-1 s.n. Los Angeles Mt. Islip. Comment
  RSA0128047  Orobanche valida David E. Bramlet 1998-7-10 2641 Los Angeles Site: GR-1A, GR-1B. Beside existing fire road, some 500 ft. south of the Glendora Ridge road. Approximately 1 mile west of Fallen Leaf Spring. 1427 Comment
  RSA187715  Orthocarpus purpurascens Robert F. Thorne 1966-4-5 35833 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA402054A  Orthocarpus purpurascens Reid V. Moran 1941-2-28 657 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA402072  Orthocarpus purpurascens T. S. Clare 1929-3-17 s.n. Los Angeles Topanga Canyon. Comment
  SEINET10661462  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3914 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  UC88966  Osmadenia tenella M. K. Curran 1885-1 Los Angeles S. Luis rey Comment
  RSA458982  Osmorhiza brachypoda E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  POM353418  Oxalis albicans subsp. californica Blanche Trask 1902-04 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  LA51405  Oxalis californica Peter H. Raven; 1960-4-2 14863 Los Angeles Santa Monica Mountains, Lake Enchanto, 0.2 mi east of Lake Enchanto 228 Comment
  SD39354  Oxalis corniculata Edith A. Purer 1931-2-11 70 Los Angeles Griffith Park Comment
  RSA600904  Oxalis corniculata subsp. pilosa Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 457 Comment
  RSA624568  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive and National Forest Boundary. Comment
  POM78948  Oxytheca parishii var. parishii I. M. Johnston 1925-7-8 5292 Los Angeles Baldy Lookout. San Antonio Mts. 1768 Comment
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Aug 20 2010
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA772205  Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UC1584914  Oxytheca trilobata Tim Ross and Steve Boyd 1991-7-24 5652 Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' Quad 1975 Comment
  UC91674  Packera breweri T. S. Brandegee May 1893 Los Angeles Santa Maria Mountains Comment
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1
  OBI11847  Paeonia californica Bill Arbaugh 1966-3-27 47 Los Angeles Cold Cyn Rd, Santa Monica Mts Comment
  LA29190  Papaver californicum Mary V. Hood; 1944-5-7 44 28 k Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  SBBG31056  Parapholis incurva R. F. Thorne with P. C. Everett 1965-5-11 34568 Los Angeles N beach of Little Harbor 1 Comment
  UCR117134  Passiflora caerulea A. C. Sanders, D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  SEINET10682157  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 430 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #101 in Honduras Comment
  UCR154026  Pectocarya anisocarpa A. C. Sanders 2005-5-11 30172 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
  RSA709631  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-4-28 2119 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  JEPS20124  Pectocarya linearis subsp. ferocula Frank W. Peirson 1919-3-27 324 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  RSA593439  Pectocarya penicillata Steve Boyd 1996-4-24 8643 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA592216  Pectocarya setosa L. C. Wheeler 1967-5-12 9462 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  JEPS10348  Pedicularis densiflora Frank W. Peirson 1921-4-21 2363 Los Angeles Sycamore Flat Ridge, n slope- San Dimas Region Sycamore Flat Ridge; San Dimas Region, San Gabriel Mountains 853 Comment
  SFV5830  Pedicularis semibarbata M. L. Vincent 1964-6-24 589 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 1 mile from Angeles Crest Highway at road to private camp for horseback overnights -- Jackson Flats. 2285 Comment
  RSA686900  Pellaea mucronata G. R. Proctor 1944-02 784 Los Angeles Sepulveda Canyon Comment
  CAS-BOT-BC258819  Pennisetum setaceum W. L. Forsythe 1971-5-3 205 Los Angeles Along Pacific Coast Hiway near ocean about 20 mi. N. of Santa Monica Comment
  RSA0060469  Pennisetum setaceum R. G. Swinney 2010-8-16 13544 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA659676  Pennisetum setaceum Chris White 1991-5-20 18 Los Angeles Point Fermin Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  RSA748855  Penstemon caesius R. G. Swinney 2001-8-27 8100 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
  POM292801  Penstemon centranthifolius Lyman D. Benson 1945-5-11 11716 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA613609  Penstemon centranthifolius Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  UC1871294  Penstemon centranthifolius T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3940 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. (West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10) Comment
  RSA412447  Penstemon centranthifolius Thekla Mohr 3512 Los Angeles Los Angeles. Comment
  RSA650600  Penstemon centranthifolius C. R. Parks 1965-5-9 s.n. Los Angeles Along trail to Strawberry Peak, about 3 miles from Red Box Ranger Station, northwest of junction, Angeles Cres Hgwy and Mt. Wilson road, San Gabriel Mountains. 1677 Comment
  SEINET3160255  Penstemon cordifolius G. B. Grant 1904-6-14 935 Los Angeles Monrovia Comment
  UCR209621  Penstemon grinnellii R. G. Swinney 2008-7-3 9153 A Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA585778  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-6-11 1878 Los Angeles San Gabriel Mountains, Santiago Canyon, north slope of Pacifico Mountain, near summit. 2073 Comment
  RSA79854  Penstemon grinnellii subsp. grinnellii F. W. Peirson 1905-1 201 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  UCR43303  Penstemon grinnellii subsp. grinnellii David Charlton 1986-6-15 223 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA755839  Penstemon heterophyllus R. G. Swinney 2008-6-25 9100 Los Angeles Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  RSA582211  Penstemon heterophyllus var. australis Tim S. Ross 1992-7-26 6782 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  RSA132251  Penstemon rostriflorus Gale Sphon 1959-6-27 373 Los Angeles Angeles National Forest: 9.5 miles west of Wrightwood. Comment
  UC1595275  Penstemon spectabilis Tim Ross and Peter Fritsch 1990-6-20 3690 Los Angeles ridgetop between West Fork of San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA656227  Penstemon spectabilis subsp. subviscosus Joseph M. Keefe 1978-6-2 23305 Los Angeles Verdugo Mountains: 40 m north of Mountain Street, 70 m west of Glendale Freeway (California Highway 2), Glendale College, Glendale, San Rafael Hills. 300 Comment
  SBBG134032  Pentachaeta lyonii R. Burgess, P. Munro 2005-5-18 6848 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 457 Comment
  SD81809  Pentagramma triangularis Fay A. MacFadden 1931-3-29 Los Angeles Tuna Canyon, Verdugo Hills Comment
  SD85070  Perityle emoryi E. R. Blakley 1962-6-9 5185 Los Angeles San Clemente Island, China Point near lighthouse 10 Comment
  UC1348960  Perityle emoryi Robert F. Thorne 1966-4-4 35754 Los Angeles se of Ballast Point (se of Catalina Harbor, Isthmus); Santa Catalina Island 91 Comment
  UC557679  Perityle emoryi Nell Murbarger March 1936 83 Los Angeles e side and w side San Clemente Island Comment
  UCR261784  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR277145  Phacelia brachyloba R. G. Swinney 2011-6-15 15208 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  RSA427574  Phacelia brachyloba Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail. Comment
  RSA75502  Phacelia brachyloba F. W. Peirson 1925-4-23 5793 Los Angeles forks of San Gabriel River, San Gabriel Mts. 534 Comment
  SBBG65006  Phacelia campanularia R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  LA38561  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA0069875  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-24 12090 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM9841  Phacelia cicutaria var. hispida P. A. Munz, R. D. Harwood 1920-3-13 3305 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  UCR208929  Phacelia cicutaria var. hubbyi M. B. Dunkle 1933-4-19 3306 Los Angeles South Coast, Palos Verdes Hills 450 Comment
  UCR194852  Phacelia congdonii T. B. Salvato, Steve Reynolds 2008-4-15 s.n. Los Angeles Tehachapi Mountains Foothills, Oso Canyon, 1.3 miles (air) southwest of the National Cement plant 1102 Comment
  RSA765195  Phacelia cryptantha Justin M. Wood 2010-5-10 1598 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SD260258  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  UCSB33703  Phacelia curvipes Griesel, Wesley 1962-6-6 Los Angeles Trail from Charlton Flats of Chilao, San Gabriel Mts. 1524 Comment
  POM4504  Phacelia davidsonii George B. Grant 1906-6-18 s.n. Los Angeles Summit, Mount Wilson 1829 Comment
  UC1375400  Phacelia davidsonii Robert F. Thorne and C. W. Tilforth 1971-6-30 40762 Los Angeles along a dry branch of creek 0.3 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, S Fork of Little 1615 Comment
  UCR256571  Phacelia davidsonii Anuja Parikh, Nathan Gale 2011-6-27 3512 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  SBBG13132  Phacelia distans E. R. Blakley 1962-6-10 5230 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove Comment
  POM8699  Phacelia distans P. A. Munz, R. D. Harwood 1920-3-13 3298 Los Angeles San Jose Hills 4 mi W of Pomona 305 Comment
  RSA650533  Phacelia distans G. F. Orr 1956-4-5 s.n. Los Angeles UCLA, West Los Angeles. In campus in garden bed near temporary buildings. 91 Comment
  SEINET12280103  Phacelia distans E. A. Purer 1935-1 6596 Los Angeles Comment
  POM426103  Phacelia douglasii Frances Runyan 1973-4-14 69 Los Angeles On dirt road just out of Gorman. 1067 Comment
  RSA617207  Phacelia douglasii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  UC1047050  Phacelia egena L. R. Heckard 1953-6-16 513 Los Angeles on road to Big Pines about 2 mi nw Wrightwood 1889 Comment
  UCR256551  Phacelia egena Anuja Parikh, Nathan Gale 2011-6-20 3490 Los Angeles Transverse Range: San Gabriel Mountains, south of Rabbit Peak, 1.8 km east of Angeles Forest Hwy, just north of Monte Cristo Creek 1323 Comment
  CAS-BOT-BC141540  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 497 Los Angeles Sna Clemente Island: W side of island, at S end of Seal Cover, E of large offshore islet, just above coastal terrace 39 Comment
  CHSC99840  Phacelia fremontii LeRoy Gross 2005-5-3 2193 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. In sand, along Valyermo Road. 1119 Comment
  RSA704353  Phacelia fremontii Gary D. Wallace 1982-4-17 1922 Los Angeles Bob's Gap. 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
  LA105386  Phacelia grandiflora O. H. Kappler; Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  POM49697  Phacelia grandiflora L. R. Abrams 1901-6-6 1693 Los Angeles Las Tunas Canon, S. Monica Mts. Comment
  SD262298  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains: Glendora, Glendora Peak, 0.74 miles ENE (34a^z) of Azusa Pk., south of Glendora Ridge Motorway. Ridgetop in 2014 Colby burn. 790 Comment
  UC1167736  Phacelia imbricata subsp. imbricata Peter H. Raven and W. L. Wedberg 1957-6-15 10913 Los Angeles Latigo Canyon Rd at Newton Canyon Rd; Santa Monica Mountains Comment
  POM8874  Phacelia imbricata subsp. imbricata W. R. Dudley, F. H. Lamb 1896-6-8 4380 Los Angeles Liebre Mts. Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  RSA177774  Phacelia lyonii Robert F. Thorne, P. Everett 1965-5-11 34526 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  RSA526539  Phacelia lyonii Steve Boyd 1990-4-7 4282 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR68901  Phacelia lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4282 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0010526  Phacelia minor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6797 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SEINET13203274 Image available Phacelia minor R. G. Swinney 2011-1 14473 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR270530  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0003854  Phacelia minor Marcus E. Jones 1882-2-27 3031 Los Angeles Pasadena. Comment
  UC1174695  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA726058  Phacelia ramosissima var. subglabra R. G. Swinney 1997-6-25 5634 Los Angeles San Gabriel Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA426116  Phacelia stellaris T. W. Minthorn 1923-4-3 s.n. Los Angeles Los Angeles vicinity Comment
  RSA0091365  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG108916  Phalaris lemmonii S. A. Junak 1997-4-22 SCl 849 Los Angeles Horton Cyn Rd, ca. 0.6 mi E of San Clemente Island Ridge Rd, at vernal pool area 466 Comment
  UC50719  Phalaris lemmonii L. A. Greata Los Angeles The Palms Comment
  UC124543  Pholisma arenarium J. J. Rivers Dec. 1896 Los Angeles Santa Monica Comment
  UC24145  Pholistoma auritum J. H. Barber 1897-3-14 53 Los Angeles Santa Monica Canyon Comment
  RSA459313  Pholistoma racemosum M. B. Dunkle 1929-4-6 2081 Los Angeles Equestrian Trail; Santa Catalina Island. Comment
  UCR87438  Phoradendron densum R. G. Swinney 1994-6-12 2942 Los Angeles North Slope of Eastern San Gabriel Mtns, Pinon Hills, near entrance to Jubilee Scout Ranch, 2 mi south of Hwy 138 and just west of the San Bernardino Co. line, c. 200 m west of Boneyard Canyon 1341 Comment
  RSA755338  Phoradendron pauciflorum R. G. Swinney 2008-7-25 9309 Los Angeles Twin Peaks, west peak. 2299 Comment
  CAS-BOT-BC141305  Phoradendron serotinum subsp. tomentosum Del Wiens 1953-10-1 847 Los Angeles On US Hwy. 99, on the Ridge Route, near El Rancho 76 1066 Comment
  RSA384020  Phyllospadix torreyi B. C. Templeton 1932-1-22 s.n. Los Angeles between Palos Verdes Point and Malaga Cove Comment
  RSA683980  Phyllospadix torreyi E. Yale Dawson, M. Neushul 1957-7-1 17284 Los Angeles Malibu Beach at Latigo Shore Road. Station # 19. Comment
  UCR101815.1  Physalis philadelphica L. C. Wheeler 1966-10-25 9067 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  RSA412026  Pickeringia montana Thrask 1911-01 s.n. Los Angeles Near Los Angeles Comment
  UCR205058  Picris echioides R. G. Swinney 2008-4-4 8604 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA384303  Pinus contorta Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  UCR206170  Pinus halepensis A. C. Sanders, T. B. Salvato 2009-5-21 36894 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
  UCR181125  Pinus jeffreyi R. G. Swinney 1997-4-25 5500 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  CAS-BOT-BC78747  Pinus lambertiana Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10110 Los Angeles Little Rock - Bear Creek divide, San Gabriel Mts. 1981 Comment
  UC215353  Pinus lambertiana George B. Grant and Walter Wheeler 1904-5-17 985 -6233 Los Angeles Mt. Wilson 1524 Comment
  CAS-BOT-BC78865  Pinus monophylla Geo. B. Grant 1904-6-26 5315 Los Angeles Mt. Lome 1828 Comment
  RSA384422  Pinus muricata B. C. Templeton 1936-10-1 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  CATA1822  Pinus pinea Benjamin E. Carter 2012-8-31 7023 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA168999  Pinus ponderosa Mark Parratt 1964-4-8 621 Los Angeles Charlton Flats Recreation Area; Angeles Crest Highway 1616 Comment
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Mar 3 2014
  RSA169008  Pinus ponderosa Mark Parratt 1964-4-8 624 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  RSA190931  Piperia cooperi Robert F. Thorne 1967-5-19 36884 Los Angeles Santa Catalina Island: Echo Lake branch of upper Swains Canyon 381 Comment
  CAS-BOT-BC136551  Piperia cooperi Alice Eastwood 1919-5-29 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA0008145  Piptatherum miliaceum P. H. Raven 1959-9-6 14391 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA600031  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9251 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCR189249  Plagiobothrys arizonicus R. G. Swinney 1998-5-16 6079 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SBBG113138  Plagiobothrys collinus var. gracilis S. A. Junak 1997-3-28 SCa 400 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  RSA250627  Plagiobothrys nothofulvus R. F. Thorne 1971-3-31 41442 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  UCR220182  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  CHSC83613  Plantago lanceolata John Dittes 1990-6-11 93 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  UCR260395  Plantago lanceolata R. G. Swinney 2010-6-21 13281 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
  CATA1416  Plantago major Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2570 Los Angeles Santa Catalina Island: Lower Descanso Canyon, just above Descanso Beach 6 Comment
  RSA578628  Plantago major Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-6 8102 Los Angeles Cottonwood Swamp; Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA748887  Platanthera leucostachys Richard G. Swinney 2001-8-11 8034 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  JEPS64468  Platanthera sparsiflora Frank W. Peirson 1919-6-6 504 Los Angeles North Fork San Antonio Creek San Gabriel Mountains (wet bank) 2286 Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  LA33984  Platanus racemosa Peter H. Raven; Henry J. Thompson 1959-9-6 14368 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 9 Comment
  RSA498097  Platanus racemosa Louis C. Wheeler 1931-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains. 1/2 mile of E Liveoak Canyon. 396 Comment
  UC125921  Platystemon californicus Katharine Brandegee May 1908 Los Angeles Saugus Comment
  UCR186992  Platystemon californicus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31963 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR259094  Pluchea odorata R. G. Swinney 2010-10-15 14059 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA679196  Poa bulbosa Michael Denslow, LeRoy Gross 2003-5-12 1144 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  CAS-BOT-BC255945  Poa pratensis Geo. B. Grant 1914-4-29 s.n. Los Angeles Pasadena Comment
  RSA640941  Poa pratensis L. C. Wheeler 1967-8-8 10345 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  CAS-BOT-BC247074  Poa secunda subsp. juncifolia Timothy S. Ross 1995-4-26 8397 Los Angeles Liebre Mountains. Head of LIebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft.) 1208 Comment
  CAS-BOT-BC236216  Poa secunda subsp. secunda Timothy S. Ross; Steve Boyd 1991-4-25 4569 Los Angeles San Gabriel Mountains: southerly ridge ca 2000 feet SW of Dow Flat, draining to the lower E Fork of the San Gabriel River 731 Comment
  RSA587471  Poa secunda subsp. secunda Orlando Mistretta, Steve Boyd, Darin L. Banks 1994-4-29 1119 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  UCD91660  Poa secunda subsp. secunda Peter Kamb 1948-5-6 944 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  RSA115020  Poa secunda var. secunda George B. Grant 1923-04 1015 Los Angeles Old Wilson Trail. Comment
  RSA230236  Poa trivialis R. F. Thorne 1969-7-2 38347 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  UCR96131  Polycarpon tetraphyllum B. G. Pitzer 1996-4-27 2723 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  RSA657163  Polycarpon tetraphyllum Joseph M. Keefe 1978-4-28 22873 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  UC153551  Polygala cornuta var. fishiae L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 1066 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
  CDA35667  Polygonum aviculare subsp. depressum Michael O Brien 2011-7-11 Los Angeles White Oak Farm Unit of Malibu Creek State Park; along Las Virgenes Road. 0 Comment
  UCR138493  Polygonum ramosissimum L. C. Wheeler 1976-3-20 s.n. Los Angeles Coastal Plain, Long Beach Harbor, Windham St. at Embarcadero St. 3 Comment
  CATA94  Polypodium californicum Mark L. Hoefs 1973-3-13 71 Los Angeles Santa Catalina Island: Upper Avalon Canyon, west of Wrigley Memorial 152 Comment
  RSA632949  Polypodium californicum Valerie L. Soza, Kent Hughes 1999-6-17 549 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA651067  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 mile north of Arcadia, 150' below the weir at Hoegee's Camp. Comment
  SFV161  Polypodium californicum K. A. Wilson, D. E. Bianchi 1961-2-2 818 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  POM908B  Polypodium californicum M. Harbour 1909-1 s.n. Los Angeles Covina Comment
  RSA213419  Polypodium californicum Reid V. Moran 1941-2-2 598 Los Angeles Middle Ranch, north facing rocks along creek, San Clemente Island Comment
  UCSB62447  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  UCSB62762  Polypodium californicum Kiefer, Lawrence 1963-6-9 Los Angeles Santa Monica Mtns., Encinal Canyon, ca. 1.5mi from mouth 182 Comment
  SBBG31291  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-24 35043 Los Angeles Shark Harbor, W side of island 7 Comment
  SD72758  Polypogon interruptus F. R. Fosberg 1931-5-21 S 4942 Los Angeles Howlands Landing, Santa Catalina Isl., steep north slope 10 Comment
  RSA651765  Polypogon monspeliensis Mary D'Arche 1981-5-27 81 -27 Los Angeles Frank Bonelli Park, N of lake, 2 miles from Brackett field. [Puddingstone Reservoir, near the 210 Fwy 10 Fwy & 57 Fwy interchange] Comment
  UCR145182  Populus fremontii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  LA208530  Populus fremontii subsp. fremontii C. E.; 1926-4-24 sn Los Angeles Mint Canyon 1523 Comment
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Jan 12 2015
  CHSC26133  Populus fremontii var. fremontii J. Hirano 1967-4-15 1 Los Angeles Ca. 13 miles So. Of Gorman in Cherry Cyn. Off Hwy. 5 in Angeles Nat'l Forest in San Gabriel Mtns. 304 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
  UCR190043  Potentilla glandulosa R. G. Swinney 1998-9-7 6934 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  LA52095  Potentilla glandulosa subsp. glandulosa W. O. Griesel; 1936-4-26 sn Los Angeles 328 Comment
  RSA85732  Potentilla gracilis var. fastigiata F. W. Peirson 1922-7-5 3165 Los Angeles Big Pines Meadow, north side of San Gabriel Mountains 2073 Comment
  CATA76  Primula clevelandii var. insularis Mark L. Hoefs 1973-3-13 58 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by water tank above Wrigley Memorial, northeast exposure 220 Comment
  RSA586998  Prunus fasciculata var. fasciculata Orlando Mistretta 1992-5-8 298 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  CAS-BOT-BC154929  Prunus ilicifolia John Thomas Howell 1928-3-2 3365 Los Angeles Vermont [Canon] Canyon, Griffith Park Comment
  RSA0056485  Prunus ilicifolia Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  SEINET10483464  Prunus ilicifolia Robert A. Schlising 1970-5-2 Schlising 2946 Los Angeles Lopez Canyon, north of Pacoima; chaparral, with Leptodactylon californica, Rhus ovata, Eriodictyon tricocalyx, Heteromeles arbutifolia, Toxicodendron diversiloba, Salvia mellifera, Paeonia californica. Comment
  RSA453245  Prunus ilicifolia subsp. ilicifolia Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  UCR197215  Prunus ilicifolia subsp. ilicifolia Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains, south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  CAS-BOT-BC154555  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican Houses 152 Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UCR117136  Prunus ilicifolia subsp. lyonii A. C. Sanders, D. Malueg 2001-5-17 24328 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR108175  Pseudognaphalium biolettii Jeanne Gural, E. Hewgley 1997-4-27 38 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW cornerof Mills Ave. and Foothill Blvd. SW of pHake lake, south of Vernal Pool 412 Comment
  SFV20818  Pseudognaphalium californicum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1085 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  UC729586  Pseudognaphalium californicum Carl B. Wolf 1932-5-9 3483 Los Angeles left (e) fork Pebbly Beach Canyon (1/3 mi above Mexican Houses); Santa Catalina Island, Pebbly Beach Canyon 152 Comment
  HSC12743  Pseudognaphalium californicum Wendell Wood 1970-6-23 37 Los Angeles Linda Vista Rd. and Figueroa. Glendale 457 Comment
  UCR256625  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SBBG31308  Pseudognaphalium stramineum R. F. Thorne, P. Everett 1965-6-22 34919 Los Angeles S of Avalon golf course, bottom of Avalon Cyn, Santa Catalina Island 91 Comment
  UCR271743  Pseudotsuga macrocarpa R. G. Swinney 2011-10-27 15914 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
  SEINET8060944 Image available Pseudotsuga macrocarpa P. E. Rothrock Nov 2014 1050 Los Angeles Collected at Mt. Lone. 1524 Comment
  UCR214653  Psilocarphus brevissimus A. C. Sanders, Dan S. Cooper 2010-4-30 38144 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR194148  Psoralea californica A. C. Sanders 2008-4-25 35108 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  CAS-BOT-BC72574  Pteridium aquilinum Timothy S. Ross; Steve Boyd 1995-6-28 8652 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  UCD136173  Pteridium aquilinum var. pubescens Louis C. Wheeler 1964-6-8 8480 Los Angeles San Gabriel Mountains, Burbank Canyon, W of Thompson Creek Dam. Comment
  UCR202534  Pterospora andromedea R. G. Swinney 2001-8-9 8024 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  RSA250556  Pterospora andromedea R. F. Thorne 1967-10-3 37298 Los Angeles Mt. Baden-Powell: N slope 2439 Comment
  LA82484  Pterostegia drymarioides O. H. Kappler; 1941-4-27 235 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0062846  Pterostegia drymarioides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6769 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA187820  Pterostegia drymarioides Robert F. Thorne 1966-4-7 35966 Los Angeles Santa Catalina Island: in canyon bottom, Cherry Valley 61 Comment
  RSA598207  Pterostegia drymarioides Steve Boyd, Lauren Raz 1997-3-4 9137 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA746625  Pterostegia drymarioides R. G. Swinney 2008-4-10 8637 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  UCR252733  Pterostegia drymarioides R. G. Swinney 2010-5-29 13412 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA533980  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5192 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA584216  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta 1993-5-27 7341 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UCR238638  Pulicaria paludosa Anuja Parikh, Nathan Gale 2010-8-2 3381 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows, San Gabriel River, 0.7 km south of Hwy 60 (Pomona Fwy), 0.7 km west of Peck Road 68 Comment
  UCR116281  Purshia glandulosa B. G. Pitzer 1998-5-12 3714 .1 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR149775  Purshia glandulosa Scott D. White, Michael Honer 2004-3-30 9974 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCD113381  Purshia tridentata var. glandulosa Geoffrey Levin 1975-5-17 518 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  CAS-BOT-BC147773  Purshia tridentata var. tridentata Steven R. Hill; Kate Kramer 2001-4-22 33358 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon 548 Comment
  UC123925  Pyrostegia venusta E. B. Babcock 1904-12-29 Los Angeles Los Angeles Comment
  RSA623532  Quercus X macdonaldii J. M. Tucker 1992-3-30 s.n. Los Angeles Santa Catlina Island, upper Middle Ranch Canyon below pump station, roughly 4.5 miles west of Avalon. alt 840ft 256 Comment
  UCR270125  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  CAS-BOT-BC45632  Quercus agrifolia Marian L. Campbell 1921-3-28 129 Los Angeles Unspecified Comment
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA29910  Quercus berberidifolia Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 miles NE La Verne 404 Comment
  UC1587584  Quercus berberidifolia Tim Ross 1991-9-2 5918 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 472 Comment
  RSA475266  Quercus chrysolepis Mark Hoefs 1974-10-3 591 Los Angeles Santa Catalina Island, upper Fern canyon- ridge between Mt. Orizaba and Mt. Banning 457 Comment
  RSA476900  Quercus chrysolepis Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA755823  Quercus chrysolepis R. G. Swinney 2008-7-2 9111 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 1878 Comment
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Sep 21 2010
  SBBG26453  Quercus chrysolepis R. F. Thorne with M. Z. Thorne 1966-5-31 36418 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  CAS-BOT-BC86227  Quercus dumosa Reid Moran 1941-3-14 708 Los Angeles By creek, Middle Ranch, Santa Catalina Island Comment
  CAS-BOT-BC86380  Quercus dumosa D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Canyon; 1 mi inland; Santa Catalina Island 243 Comment
  RSA640523  Quercus dumosa R. N. Philbrick, Robert F. Thorne 1967-5-18 b 67 -209 Los Angeles Santa Catalina Island, South of road, upper middle Bull Rush Canyon, Salta verde. Comment
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Oct 29 2013
  SEINET13953271 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1959-1 13809 Los Angeles 1.2 mi E of summit of Saddle Peak, Santa Monica Mountains 671 Comment
  UCSB28146  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  RSA653370  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  SBBG125060  Quercus durata var. gabrielensis A. Parikh, N. Gale 2010-6-25 3364 Los Angeles Upper Van Tassel Cyn, 0.2 km SW of Mount Bliss 1080 Comment
  UCR200190  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 893 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlineset. 396 Comment
  UCR108668  Quercus engelmannii L. C. Wheeler 1936-1-19 4070 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 305 Comment
  UCR18978  Quercus engelmannii John C. Roos 1946-10-12 3131 Los Angeles Base of San Gabriel Mtns., Foothill Boulevard, west of Monrovia Comment
  SBBG44666  Quercus garryana var. breweri W. B. Holt 1941-10-19 5 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  UCR91300  Quercus ilex B. G. Pitzer, Paul Gomez 1996-4-28 2747 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  UCR129922  Quercus john-tuckeri Orlando Mistretta 1994-9-21 1482 Los Angeles San Gabriel Mtns, Santiago Canyon. At junction of Forest Service Road 4N20 with Santiago Creek 1220 Comment
  UCSB60797  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 3 1/2 mi. S of Gorman Comment
  RSA755984  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-4-12 2428 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
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Nov 27 2011
  UC519946  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino San Fernando Valley 228 Comment
  SD69579  Quercus pacifica Robert F. Thorne 1966-9-15 36701 Los Angeles Santa Catalina Island, in Cape Canyon near small reservoir 320 Comment
  UCSB34858  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Lower end of Swain Canyon, Santa Catalina Island Comment
  RSA611266  Quercus suber Louis C. Wheeler 1942-11-25 5676 Los Angeles Glendale: Hill Drive & Hermosa Avenue. Comment
  SBBG43931  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  RSA0088254  Rafinesquia californica R. G. Swinney 2010-5-25 12958 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0106737  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  UCR261128  Rafinesquia californica R. G. Swinney 2010-6-21 13295 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
  RSA400240  Ranunculus cymbalaria var. saximontanus F. R. Fosberg 1930-7-3 s 3035 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA232289  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, M. Z. Thorne 1969-7-10 38417 Los Angeles Along Mescal Creek. 2043 Comment
  SBBG117057  Ranunculus hebecarpus S. A. Junak with K. Kirkland 2001-4-14 SCa 1447 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SBBG71865  Ranunculus hebecarpus R. Hoffmann 1925-5-19 Los Angeles Bouquet Cyn Comment
  UCR95222  Ranunculus hydrocharoides L. C. Wheeler 1946-8-28 6288 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  CAS-BOT-BC74280  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 miles southwest of Glendora. 198 Comment
  SEINET10481185  Raphanus sativus David B. Dunn 1947-3-19 Dunn 2928 Los Angeles Collected n. Side of welshire on .5 block e. Of manning in a vacant lot. Los angeles. Comment
  PASA423  Rhamnus californica Annetta Carter 1929-1-9 Los Angeles Base of Mts., Sierra Madre Comment
  RSA390184  Rhamnus californica subsp. californica Sam Tyson 1942-6-25 ** Los Angeles San Antonio Canyon. 1524 Comment
  RSA390186  Rhamnus californica subsp. californica E. Crow 1928-5-2 281 Los Angeles San Antonio Canyon Comment
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Jun 10 2012
  RSA652635  Rhamnus californica subsp. californica Marion P. Harthill 1974-5-23 1514 Los Angeles Crystal Lake Rd., Rt. 39. 1098 Comment
  RSA660631  Rhamnus californica subsp. californica Matt Bogdanoff 1981-5-24 9 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UCR273655  Rhamnus californica subsp. californica R. G. Swinney 2011-7-8 15517 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  UCR260383  Rhamnus crocea R. G. Swinney 2010-4-23 12372 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  UCR270115  Rhamnus crocea R. G. Swinney 2010-4-15 12247 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA0039610  Rhamnus crocea L. E. Hoffman 1931-10-12 s.n. Los Angeles Pacoima - near town. Comment
  CAS-BOT-BC56006  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 3207 Los Angeles Pasadena Comment
  CAS-BOT-BC59843  Rhamnus ilicifolia Peter H. Raven; Robert F. Thorne 1964-5-7 18999 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA0105482  Rhamnus ilicifolia R. G. Swinney 2011-3-18 14135 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA567293  Rhamnus ilicifolia Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3968 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-BC59789  Rhamnus pirifolia Geo. B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island, off southern Ca. Comment
  POM126442  Rhamnus pirifolia George B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA390151  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1904-06 1085 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  HSC12406  Rhus integrifolia Wendell Wood 1970-6-24 41 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  RSA0087022  Rhus integrifolia R. G. Swinney 2010-4-30 12451 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA150682  Rhus integrifolia P. H. Raven 1962-5-7 17577 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  RSA746551  Rhus lancea A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37005 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
  CAS-BOT-BC167948  Rhus ovata C. F. B. 1903-4-2 4147 Los Angeles Hills near Monrovia Comment
  CAS-BOT-BC167959  Rhus ovata Ernest Braunton 1902-6-4 389 Los Angeles Griffith Park Comment
  CHSC3727  Rhus ovata Sue Boergadine 1966-5-26 Los Angeles Switzer's camp 762 Comment
  UCR186747  Rhus ovata T. B. Salvato, Sandra Murcia 2007-3-28 2003 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR252729  Rhus ovata R. G. Swinney 2010-9-1 13663 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA11765  Rhus trilobata var. pilosissima E. Lloyd 1933-1 25 Los Angeles Santa Monica Mountains, Mandeville Canon. Comment
  RSA748195  Ribes amarum Scott D. White, Justin M. Wood 2009-5-6 12653 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  CAS-BOT-BC133226  Ribes aureum var. gracillimum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 36997 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines; in fence line between 605 Fwy and the strawberry fields 100 Comment
  SBBG27522  Ribes californicum I. W. Clokey, B. Templeton -Mar-1929 4472 Los Angeles Mandeville Cyn 91 Comment
  POM378  Ribes californicum var. hesperium J. H. Barber 1897-1-17 19 Los Angeles Sullivans Canyon Comment
  UCR91466  Ribes californicum var. hesperium Scott D. White 1995-2-11 2540 Los Angeles San Gabriel Mtns, Upslope from USFS San Dimas Station, N end of San Dimas Reservoir 457 Comment
  UCSB2607  Ribes californicum var. hesperium Los Angeles Bell; San Dimas Experimental Forest; San Gabriel Mountains Comment
  CAS-BOT-BC108879  Ribes divaricatum var. parishii John Roos; Lucille Roos 1951-3-10 5032 Los Angeles San Gabriel River at Whittier Narrows. Flowers maroon. 60 Comment
  SFV5513  Ribes indecorum W. A. Kelley 1968-1-20 s. n. Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. 500 Comment
  UC11550  Ribes indecorum W. H. Brewer 1861-2-16 200 Los Angeles San Fernando Valley Comment
  LA50739  Ribes malvaceum Carl Epling; 1925-2-10 6277 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0088263  Ribes malvaceum R. G. Swinney 2010-3-14 11894 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UC557713  Ribes malvaceum Nell Murbarger April 1936 150 Los Angeles canyon mouth on e side San Clemente Island Comment
  RSA0095260  Ribes malvaceum var. viridifolium R. G. Swinney 2011-5-6 14592 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA0097616  Ribes malvaceum var. viridifolium R. G. Swinney 2011-4-28 14538 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
  RSA597454  Ribes malvaceum var. viridifolium Tim S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon-Red Box Rd (2N24) 2.6 miles below pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539 ] 1032 Comment
  UC212583  Ribes montigenum I. M. Johnston 1917-7-4 1415 Los Angeles summit Baldy; San Antonio Mountains 3048 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  UCR192882  Ribes roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  CAS-BOT-BC186156  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit 1767 Comment
  CAS-BOT-BC186168  Ribes roezlii var. roezlii Wesley Griesel 1963-7-17 841 Los Angeles Ridge between Baldy Notch and Mt. Baldy, San Gabriel Mts. 2834 Comment
  LA50717  Ribes speciosum Carl Epling; 1925-2-10 6286 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC150060  Ribes speciosum LeRoy Abrams 1902-3-11 3118 Los Angeles Sepulveda Canyon Santa Ana Mts. Comment
  UCSB2678  Ribes speciosum Kamb, Peter 1948-3-6 Los Angeles Upper Sonoran Zone; Southern crest of the San Rafael Hills Comment
  CAS-BOT-BC173852  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA480744  Ricinus communis Edwin Kline 1924-11-29 s.n Los Angeles Los Angeles River Bed. Comment
  RSA659681  Ricinus communis Chris White 1991-5-20 12 Los Angeles Point Fermin. Comment
  UCR95745  Rigiopappus leptocladus Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8549 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  SEINET3100961 Image available Romneya coulteri G. Rink 2011-6-2 10583 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  CLARK-A1528-3418  Romneya trichocalyx Art Whistler 1966-5-1 Los Angeles Comment
  RSA550704  Rosa californica Tim S. Ross, Annette Ross 1991-7-29 5702 s Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  POM11792  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR95512  Rubus leucodermis L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson Road c. 0.25 miles east of road to Alpine Tavern Comment
  RSA756732  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36912 Los Angeles South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  RSA65368  Rumex acetosella F. W. Peirson 1924-5-27 4630 Los Angeles Colby's Ranch 976 Comment
  RSA188096  Rumex conglomeratus Robert F. Thorne, Percy C. Everett 1965-6-23 34956 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 91 Comment
  UCR217412  Rumex crispus R. G. Swinney 2009-3-10 10067 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  JEPS39868  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon San Gabriel Mts. (just below the falls) Comment
  CAS-BOT-BC433756  Rumex pulcher LeRoy Abrams 1902-5-31 2479 Los Angeles Inglewood. Comment
  CAS-BOT-BC433921  Rumex salicifolius Peter H. Raven 1962-5-20 17791 Los Angeles Santa Catalina Island, Middle Canyon about 1 mile above the Ranch. Comment
  PASA1148  Salazaria mexicana Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
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Nov 20 2014
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  RSA478878  Salicornia virginica F. R. Fosberg 1930-7-7 S 3158 Los Angeles Alamitos Bay. 1 Comment
  RSA587451  Salix exigua Orlando Mistretta 1995-4-5 1590 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  RSA712711  Salix gooddingii A. C. Sanders 2003-3-14 25749 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
  LA208745  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7645 Los Angeles Along stream from Baldwin Hills near Higuera Road, Culver City [Area 2] Comment
  LA208747  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7647 Los Angeles Verdugo Canyon, Area 3 Comment
  LA52059  Salix laevigata A. M. Johnson; 1932-5-30 4100 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  POM362605  Salix laevigata Anstruther Davidson 1928 Los Angeles Los Angeles. Comment
  SBBG59086  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles San Gabriel Cyn, ca. 9.5 km above Azusa 91 Comment
  SD186328  Salix laevigata Andrew C. Sanders, Lee Jones 2005-4-8 29352 Los Angeles Palos Verdes Peninsula, old marineland site on Long Point and bluffs toward Pt. Vicente 2 Comment
  UC1409126  Salix laevigata Robert F. Thorne 1970-3-6 39385 Los Angeles Ben Weston Beach (Mills Landing) Santa Catalina Isl., Ben Weston Beach (Mills Landing) 1 Comment
  LA52062  Salix laevigata F. R. Fosberg; 1932-3-13 7427 Los Angeles 15.0 Comment
  UC506434  Salix laevigata Carl Hedin and Joseph Ewan 1933-6-29 7644 Los Angeles Comment
  UC492418  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa (bottom of Lower San Gabriel Canyon); Lower San Gabriel Canyon 300 Comment
  POM362702  Salix lasiolepis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA724448  Salix lasiolepis K. Dobry 1992-4-9 d- 1148 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  RSA92646  Salix lasiolepis F. W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco, Pasadena 396 Comment
  SEINET5586219  Salsola tragus R. G. Swinney 2008-1 9535 Los Angeles San Gabriel Mtns.: Table Mountain West, north of Big Pines. 2284 Comment
  UC7501  Salsola tragus J. Burtt Davy May 9 1896-May 24 1896 2283 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  UCR276994  Salsola tragus R. G. Swinney 2010-9-30 13916 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  LA29095  Salsola tragus Mary V. Hood; 1944-10-8 44- 125 -k* Los Angeles Riverside Drive, nr. Griffith Park Comment
  RSA535315  Salsola tragus T. S. Ross 1991-5-20 5372 Los Angeles San Clemente Island, upper northerly fork of the un-named drainage that empties to sea just N of Jack Point Lighthouse 165 Comment
  UCD99414  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  UCSB46396  Salsola tragus Pruss, N. 1983-1-30 Los Angeles On the fire road behind Mount St. Mary's College, 1/2 mile from Chalon Rd., Santa Monica Mtns. 76 Comment
  RSA570026  Saltugilia australis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4916 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA529213  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1991-7-24 5601 Los Angeles Ridge NNE of Granite Mountain. 1926 Comment
  UC909119  Saltugilia splendens subsp. splendens Herbert L. Mason 1926-4-27 3037 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UC104493  Salvia A. Davidson Jun 1876 Los Angeles Los Angeles foothills; Los Angeles Comment
  RSA651804  Salvia apiana Shlomo Gat 1959-5-22 53 Los Angeles San Dimas [Canyon] Comment
  RSA9771  Salvia apiana Louis C. Wheeler 1932-4-22 641 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  UCD125440  Salvia apiana Daryl Koutnik 1978-6-3 518 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  UCR125128  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  UCR271899  Salvia apiana R. G. Swinney 2011-5-31 14894 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  HSC14326  Salvia carduacea C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8. Pearblossom area, 3.5 mi. S of Moody Springs Comment
  RSA411354  Salvia carduacea G. S. Trowbridge 1915-05 s.n. Los Angeles Grapevine Canyon, near San Fernando. Comment
  RSA411356  Salvia carduacea L. E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon. Comment
  UC25685  Salvia clevelandii unknown 1896-3-6 Los Angeles Valley Center Comment
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Jun 26 2015
  UCLA86109  Salvia clevelandii W. A. Emboden Jr. 1962-6-1 2063 b Los Angeles U.C.L.A. Botanical Garden Comment
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Nov 23 2015
  UC1124713  Salvia columbariae A. D. Gifford 1934-5-8 211 Los Angeles 4 mi nw Castro Peak; Triunfo Pass Quad. 670 Comment
  UC1922360  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  NY43071  Salvia leucophylla J. B. Walker 1995-3-31 1308 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  RSA446323  Salvia leucophylla Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive, .8 miles west of Sepulveda Blvd. Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  UCD125601  Salvia leucophylla Daryl Koutnik 1978-6-3 509 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  LA99221  Salvia mellifera R. L. Armacost; 1960-6-9 Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  RSA580958  Salvia mellifera Jamie Kneitel 1994-4-28 46 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  SFV9211  Salvia mellifera W. C. Willig 1974-5-3 50 Los Angeles Santa Monica Mountains Agoura. 0.25 miles north of Lobo Canyon Road, 0.75 miles west of Triunfo Canyon Road, Lobo Canyon. 274 Comment
  UC519733  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7966 Los Angeles w rim Verdugo Canyon Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  RSA477540  Sambucus mexicana M. B. Dunkle 1928-5-28 1984 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA477565  Sambucus mexicana James Clizbe s.n. Los Angeles Santa Monica Mountains. Comment
  RSA648995  Sambucus mexicana Scott Lowe 1991-5-7 19 Los Angeles San Gabriel River channel, about 300 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA653836  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 773 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. 335 Comment
  RSA657358  Sambucus mexicana L. Yamanaka 1979-6-5 106 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  SEINET12740127  Sambucus mexicana E. Adams 1978-1 Los Angeles Altadena, Eaton Canyon Dam. Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  SBBG31076  Sambucus nigra subsp. caerulea R. F. Thorne 1966-4-28 36210 Los Angeles upper end of Renton Mine Rd, Pebbly Beach Cyn 259 Comment
  SD66834  Sambucus nigra subsp. caerulea R. Mitchel Beauchamp 1967-3-18 288 Los Angeles San Clemente Island, below Lemon Tank, at base of cliff in canyon Comment
  UCR259096  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 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
  UCR259635  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UC1598737  Sanicula tuberosa A. J. McClatchie 1893-3-30 3 Los Angeles Pasadena Comment
  RSA578835  Saxifraga californica T. S. Ross, Darin Banks 1994-4-13 7525 A Los Angeles Lower Clearwater Canyon: canyon bottom near stream, at margin of chaparral; ca 1545 m ESE of Plum Spring and ca 770 m W of San Francisquito Powerhouse No. 1. 669 Comment
  LA210530  Schinus molle Louis C. Wheeler; 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne 403 Comment
  SD264717  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 Sca 629 Los Angeles Santa Catalina Island: Along road to East Peak, just SW of Peak 1245, ca. 0.85 air miles NW of East Peak. 347 Comment
  LA103207  Schoenoplectus acutus var. occidentalis Barry A. Prigge; 1985-6-14 6414 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA366048  Schoenoplectus americanus Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  RSA0050044  Scirpus microcarpus Wendy Boes, Andrew Wheeler 2009-7-13 2009 -043 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  IRVC26287  Scrophularia californica Mark A. Elvin, Cathleen Weigand 2003-5-22 2900 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  LA51844  Scrophularia californica subsp. californica M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA82040  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 376 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Low elevation. Comment
  RSA650918  Scrophularia californica subsp. floribunda Matt Bogdanoff 1981-5-25 29 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  RSA79452  Scrophularia villosa F. W. Peirson 1907-7-1 s.n. Los Angeles Catalina Island. Comment
  SFV8254  Scutellaria siphocampyloides T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1611 Los Angeles San Gabriel Mountains Chilao Flat. 1585 Comment
  LA52366  Scutellaria tuberosa Ernest Braunton; 1902-4-13 198 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA103475  Secale cereale Barry A. Prigge; 1986-3-20 6975 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  UCR95747  Sedum spathulifolium Steve Boyd, M. Wall 1996-5-16 8777 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  RSA0081656  Sedum spathulifolium Louis C. Wheeler 1932-7-2 908 Los Angeles San Dimas Canyon - Brown Flat trail 1 mi. from Flat. San Gabriel Mts. 1219 Comment
  SFV7618  Sedum spathulifolium T. Gordon, M. H. Grayum 1975-11-7 1230 Los Angeles San Gabriel Mountains Along Elizabeth Lake Canyon Road, just south of Warm Springs Camp. 640 Comment
  CAS-BOT-BC61987  Selaginella asprella I. M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canyon 1752 Comment
  LA200015  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-10 1855 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 3 mi above Sunset Blvd. 426 Comment
  LA200017  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-26 1787 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 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
  LA5826  Selaginella bigelovii A. M. Johnson; 1934-3-16 4379 Los Angeles Comment
  LA32048  Senecio breweri Henry J. Thompson; 1959-4-19 1940 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG62569  Senecio californicus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA596097  Senecio lyonii Mark Hoefs, Robert F. Thorne 1996-4-6 2641 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UC91406  Senecio lyonii T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Island Comment
  UCSB43821  Senecio lyonii Morales, M. 1982-4-17 Los Angeles On Benton Mine Road, 1.2 miles south of its junction with Mount Ada Road, on Santa Catalina Island 213 Comment
  RSA533443  Senecio vulgaris Timothy S. Ross 1991-4-21 4506 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above NW bank of stream course. 183 Comment
  RSA756319  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
  UCR142736  Setaria parviflora L. C. Wheeler 1966-10-25 9072 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  UC519999  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel 106 Comment
  RSA356586  Sibara filifolia R. M. Beauchamp, Kelly Jr. s.n. Los Angeles San Clemente Island: on saddle below 3rd sea terrace, south of Guds, 1 mile WNW of Pyramid Head. 155 Comment
  RSA95386  Sidalcea malviflora subsp. sparsifolia F. W. Peirson 1951-2-26 2064 Los Angeles Inglewood Comment
  CAS-BOT-BC434377  Sidotheca trilobata Noel H. Holmgren; James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel Mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1767 Comment
  UCD170105  Silene armeria A. C. Sanders; D. Malueg 1998-6-22 21986 -A Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed. 610 Comment
  RSA675944  Silene gallica LeRoy Gross 2003-3-9 803 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA477870  Silene gallica Freda Detmers 1929-4-13 s.n. Los Angeles Horse Trail, Santa Catalina Island. Comment
  POM177959  Silene laciniata subsp. major Joseph A. Ewan 1931-5-16 4207 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 304 Comment
  RSA637484  Silene laciniata subsp. major Valerie L. Soza, LeRoy Gross 1999-7-15 622 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  RSA439082  Silene noctiflora Anstruther Davidson 1920-1 3336 Los Angeles Alvarodo St. Comment
  UC1602134  Silene parishii I. M. Johnston 1911-8-21 1670 Los Angeles Pine Mt. , Pine Mt. (San Antonio Mountains) 2346 Comment
  UCD169570  Silene verecunda R. G. Swinney 2008-7-3 9151 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  POM244245  Sinapis alba C. B. Wolf 1936-5-10 7783 Los Angeles E of Whittier, near Michigan Ave, N side of Whittier Blvd 107 Comment
  RSA590870  Sisymbrium altissimum Orlando Mistretta 1994-4-12 999 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SBBG72151  Sisymbrium altissimum R. Hoffmann 1927-4-30 Los Angeles Mint Cyn, Oak's Garage Comment
  RSA639616  Sisymbrium altissimum L. C. Wheeler 1967-5-23 [ 9702 ] Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA65839  Sisymbrium altissimum F. W. Peirson 1921-5-18 5330 Los Angeles One mile south of Saugus. Comment
  UCR217422  Sisymbrium erysimoides R. G. Swinney 2009-3-10 10064 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC75314  Sisymbrium officinale Robert F. Thorne; M. Z. Thorne 1967-6-25 37113 Los Angeles San Gabriel Mountains. Evey Canyon. 716 Comment
  RSA589143  Sisymbrium orientale Orlando Mistretta 1994-5-13 1222 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  LA200924  Sisyrinchium bellum Carlos Hagen; 1980-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Zuma Creek?, near Point Dume. Comment
  RSA640737  Sisyrinchium bellum Louis C. Wheeler 1931-3-31 s.n. Los Angeles Base of San Gabriel Mountains: Padua Hills. Comment
  LA200861  Solanum douglasii Michael Neuman; December 1983 sn Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  LA200862  Solanum douglasii Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4681 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  RSA422434  Solanum douglasii J. R. Swanson 1963-02 743 Los Angeles 0.5 mi. N of San Fernando Mission Blvd. on Balboa Blvd. San Fernando Valley. Roadside. Comment
  RSA422436  Solanum douglasii Robin S. Collins 1973-5-15 298 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 609 Comment
  RSA658836  Solanum douglasii J. S. Burns 1992-5-5 3 Los Angeles 1 mile north on Van Tassel fireroad from south access; Angeles National Forest. 457 Comment
  UC1293690  Solanum elaeagnifolium P. C. Everett and E. K. Balls 1959-6-2 23845 Los Angeles 1 mi ne of entrance to Stokes Canyon (Santa Monica Mountains); Santa Monica Mountains 182 Comment
  SD227913  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 334 Comment
  RSA0037198  Solanum sarrachoides Nghi Diep 1996-4-28 16 Los Angeles Durfee Ave, 1 mile E of jct with Santa Anita Ave. 2 miles W of jct of Interstate 605 with State Hwy 60. 67 Comment
  CAS-BOT-BC83639  Solanum umbelliferum L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and Duarte. Comment
  POM305761  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1937-3-26 963 Los Angeles Little Tujunga Canyon, Angeles National Forest. Comment
  POM4172  Solanum umbelliferum Harry Pruett 1909-5-16 16 Los Angeles Claremont. Comment
  RSA0091719  Solanum umbelliferum R. G. Swinney 2011-3-17 14132 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA304142  Solanum umbelliferum James R. Shevock 1970-4-16 115 Los Angeles Topanga Canyon. 366 Comment
  RSA729475  Solanum umbelliferum R. G. Swinney 1999-6-21 7375 Los Angeles Big John Flat. Flat area with coarse sandy granitic gravel. 1622 Comment
  RSA427410  Solanum umbelliferum Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  NY820461  Solanum xanti L. C. Wheeler 1967-5-24 9718 Los Angeles San Gabriel Mountains. Indian Canyon "Campground" 823 Comment
  PASA2159  Solanum xanti Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SEINET5624719  Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  NY178752  Solanum xanti var. wallacei W. A. Wallace s.n. Los Angeles Island of Catalina Comment
  UCR203112  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR223666  Solidago californica R. G. Swinney 2009-6-12 11134 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
  IRVC29587  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. Western San Gabriel Mtns. 351 Comment
  CATA33  Sonchus USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 16 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  RSA0036768  Sonchus oleraceus Toad 1981-3-3 0013 -81 Los Angeles 130 W. Grondahl, Covina. On NW corner of property. Comment
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  CDA2504  Sorghum halepense William C. Draper 1950-10-3 Los Angeles Lancaster. 0 Comment
  RSA688878  Sorghum halepense R. E. Riefner 2003-10-30 3 -465 Los Angeles City of Chino, Edison Avenue at magnolia Avenue 230 Comment
  CAS-BOT-BC235377  Spartina foliosa LeRoy Abrams 1904-9-6 4187 Los Angeles Margins of the bay, San Pedro Comment
  RSA311405  Spartium junceum Cheryl A. Lawson 1971-6-26 385 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  POM439  Spergula arvensis Crawford, H. D. Hiatt 1916-3-29 996 Los Angeles Santa Monica Mountains Comment
  RSA0097927  Spergularia bocconi R. F. Thorne, Percy C. Everett 1965-6-22 34861 Los Angeles Santa Catalina Island: Inner, higher margin of Pebble [Pebbly] Beach among pebbles. 1 Comment
  RSA0098386  Spergularia macrotheca Orlando Mistretta, Elizabeth Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 88 Los Angeles San Clemente Island. Comment
  SD66884  Spergularia macrotheca R. Mitchel Beauchamp 1967-3-17 260 Los Angeles San Clemente Island, bluff east of Date 2. Comment
  SD139631  Spergularia macrotheca var. macrotheca Jon Rebman, Jonathan Dunn 1996-4-29 3109 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  CAS-BOT-BC391003  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 426 Comment
  RSA0098584  Spergularia vill