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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA729852  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles West Baldy Peak. 3018 Comment
Read comments
Aug 9 2009
  RSA0073293  Abies concolor Bonnie C. Templeton 1932-5-31 4864 Los Angeles Between Big Pines Camp and Jackson Lake, San Gabriel Mts. 1829 Comment
  RSA460916  Abronia maritima Anstruther Davidson 1890-04 s.n. Los Angeles San Pedro. Comment
  UC56245  Abronia maritima Ernest Braunton 1902-5-25 259 Los Angeles Redondo Comment
  RSA600668  Abronia pogonantha C. Epling, Mrs. Epling 1937-6-16 s.n. Los Angeles 1 mile east of Lancaster. Comment
  CAS-BOT-BC229371  Abronia umbellata Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SEINET3133938  Abronia umbellata L. Abrams 1902-6-9 2494 Los Angeles Playa del Rey Comment
  UC851646  Abronia villosa I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  RSA523604  Abronia villosa G. H. True 1935-3-6 57 Los Angeles Lovejoy Butte 854 Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  SEINET3282743 Image available Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  UCR152481  Acacia cyclops A. C. Sanders, Lee Jones 2005-4-8 29367 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR46560  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA651429  Acacia dealbata Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  CHSC26544  Acacia longifolia D. Freed 1967-5-20 97 Los Angeles 1/4 mile west of Rose Bowl, Pasadena. 76 Comment
  RSA414917  Acacia melanoxylon C. B. Liter 1928-04 s.n Los Angeles Santa Catalina Island Comment
  SBBG31270  Acacia pycnantha R. F. Thorne 1966-6-1 36462 Los Angeles Pebbly Beach Drive, SE of Avalon 45 Comment
  RSA394183  Acer macrophyllum Ora M. Clark 1928-10-14 1957 Los Angeles San Antonio River, S. of Camp Baldy, San Antonio Mts. Comment
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Mar 31 2014
  SEINET3195250 Image available Acer macrophyllum Nancy Stub 1968-5-14 42 Los Angeles Waterman Canyon above highway crossing to Lake Arrowhead; San Bernardino mt. range 980 Comment
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Sep 3 2013
  UCR199989  Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  RSA0048476  Achillea millefolium Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout, San Gabriel Mountains. Comment
  RSA416199  Achillea millefolium var. californica Reed Kepner 1951-5-12 s.n. Los Angeles Fairgreen avenue Arcadia. 244 Comment
  UCD50274  Achnatherum coronatum Joseph Andorfer Ewan 1932-7-4 7591 Los Angeles Upper Millards Canyon. San Gabriel Mts. Los Angeles County. Upper Sonoran Zone. 1188 Comment
  UCD50317  Achnatherum coronatum Frank W. Gould 1944-6-30 2371 Los Angeles East of roadcut on Los Flores Canyon road, 5.9 miles from coast highway. Los Angeles County. Comment
  RSA416303  Achyrachaena mollis Louis C. Wheeler 1932-5-15 708 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  CATA1123  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-23 2090 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  CATA715  Acmispon argophyllus var. argenteus Mark L. Hoefs 1991-5-3 1215 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  CATA2146  Acmispon dendroideus var. traskiae Howard L. Ferguson 1979-12-17 124 Los Angeles San Clemente Island: Growing on slope just W of gas pumps in Wilson Cove area 22 Comment
  CHSC891  Acmispon glaber var. brevialatus E. Thomas 1940-2-21 Los Angeles Padua Hills near Claremont. Comment
  RSA0117594  Acmispon glaber var. glaber A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  SD186201  Acmispon maritimus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25973 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River. 305 Comment
  LA52420  Acmispon maritimus var. maritimus Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  CATA1985  Acmispon micranthus Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 353 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  SD37578  Acourtia microcephala Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  RSA710275  Adenostoma fasciculatum A. C. Sanders, Mark A. Elvin 2003-8-7 27152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR211897  Adenostoma fasciculatum LeRoy Gross, Duncan Bell 2008-5-27 3421 Los Angeles Transverse Ranges; San Gabriel Mountains, East Mill Creek and Angeles Forest Highway, west from Falcon Mine, SW of Mill Creek Summit, along side of Road 4N18.1 1311 Comment
  RSA0035032  Adenostoma fasciculatum Paul Gripp 1951-5-11 s.n. Los Angeles Mulholland Drive, San Fernando Valley. 152 Comment
  POM243799  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-2 S- 4450 Los Angeles Catalina Island, Camp Frost 380 Comment
  RSA390481  Adenostoma fasciculatum var. fasciculatum H. de Forest 1934-5-19 s.n. Los Angeles Santa Catalina Island. Comment
  RSA390580  Adenostoma fasciculatum var. fasciculatum A. M. Johnson 1933-5-20 4309 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  RSA526473  Agave sisalana Timothy S. Ross 1991-3-24 4301 Los Angeles Whittier Hills( Puente Hills, Pro parte). 299 Comment
  UCR259371  Ageratina adenophora R. G. Swinney 2010-8-26 13590 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  LA88579  Agoseris grandiflora O. H. Kappler; 1944-5-21 673 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  UCR189712  Agoseris grandiflora R. G. Swinney 1998-7-10 6392 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA606992  Agoseris retrorsa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA229180  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-30 40823 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  RSA384961  Agrostis exarata Bonnie C. Templeton 1932-7-21 5012 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  UCR256528  Agrostis stolonifera Anuja Parikh, Nathan Gale 2011-7-7 3545 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  RSA330754  Allium burlewii Wayne E. Sawyer 1980-6-25 s.n. Los Angeles San Gabriel Mts., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  CAS-BOT-BC464490  Allium campanulatum Robert F. Thorne 1973-5-11 43507 Los Angeles Ridge north of Shoemaker Canyon between Mile High and Valyermo, San Gabriel Mts 1341 Comment
  RSA70466  Allium lacunosum var. davisiae F. W. Peirson 1921-6-15 2665 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  RSA330755  Allium monticola Wayne E. Sawyer 1981-6-16 35 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  RSA367121  Allium praecox F. R. Fosberg 1931-4-13 692 Los Angeles Santa Catalina Island, near Avalon. 60 Comment
  UCR178916  Allophyllum divaricatum R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  RSA226226  Allophyllum glutinosum Gary D. Cromwell, David W. Wheat 1971-4-30 613 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA410087  Allophyllum glutinosum M. B. Dunkle 1931-4-22 2442 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA410088  Allophyllum glutinosum H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  SEINET14440185  Allophyllum glutinosum J. H. Barber 1898-8-3 s.n. Los Angeles Topango [Topanga]. Comment
  UCR95518  Alnus rhombifolia L. C. Wheeler 1966-10-12 8978 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  RSA258358  Amaranthus albus C. W. Tilforth 1972-6-23 602 Los Angeles weeds of Santa Ana Botanic Garden, common in all areas of the garden. Comment
  UCR127390  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-8-7 25558 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA402970  Amaranthus blitoides L. C. Wheeler 1933-9-10 2105 B Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA402990  Amaranthus deflexus N. C. Cooper 1947-9-1 2094 Los Angeles U.S.C. Campus Comment
  SEINET3155443  Amaranthus graecizans G. B. Grant, W. Wheeler 1904-5-7 38 -A Los Angeles Glendora, southern California Comment
  RSA258357  Amaranthus retroflexus C. W. Tilforth 1972-7-15 607 Los Angeles Not common, found only in the drier, sandy soil of the Desert Garden Comment
  SBBG42241  Amblyopappus pusillus M. B. Dunkle 1939-4-5 7268 Los Angeles China Pt Comment
  POM50143  Amblyopappus pusillus L. R. Abrams 1901-6-20 1865 Los Angeles Near Ballona Harbor. Comment
  RSA535692  Amblyopappus pusillus Timothy S. Ross 1991-5-22 5446 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  CAS-BOT-BC42859  Ambrosia acanthicarpa H. J. Thompson; Peter H. Raven 1959-9-27 14508 Los Angeles Sepulveda Canyon, Santa Monica Mtns., 243 Comment
  CHSC26545  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  CAS-BOT-BC13672  Ambrosia artemisiifolia Oscar F. Clarke 1970-8-5 s.n. Los Angeles 8841 Quakertown Ave, Northridge. At the home of Judy Owen. Comment
  SBBG12567  Ambrosia chamissonis P. H. Raven 1962-4-11 17265 Los Angeles beach W of Wall 2 6 Comment
  SD90501  Ambrosia chamissonis Robert F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island, dunes near Flasher, northwest part of island 3 Comment
  UC1929503  Ambrosia chamissonis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 321 Los Angeles Channel Islands; San Clemente Island: West dunes along road to S end dunes. 50m from beach, behind rock jolting up at beach; in shrub dune interface zone. Comment
  CAS-BOT-BC174664  Ambrosia psilostachya var. californica Timothy S. Ross; Steve Boyd 1994-7-7 8149 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  JEPS45151  Amelanchier utahensis Frank W. Peirson 1911-1 Los Angeles Lower Rock Creek; San Gabriel Mountains Comment
  RSA250368  Amelanchier utahensis Robert F. Thorne 1973-5-11 43457 Los Angeles San Gabriel Mountains, Angeles National Forest: near headwaters of Mescal Creek and Appletree Flat, along San Andreas Rift Zone 1860 Comment
  SD230253  Ammannia coccinea Louis C. Wheeler 1946-9-2 6335 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  CAS-BOT-BC180640  Amorpha californica var. californica Tim Ross 1992-6-15 6561 Los Angeles Upper end of Turnbull Canyon, Whittier Hills (local name for the western extremity of the Puente Hills) 291 Comment
  UCD118931  Amsinckia douglasiana Daryl Koutnik; Bruce Holguin 1978-4-1 202 Los Angeles Mint Canyon on Sierra Highway, 3 miles N of the State Highway 14. 502 Comment
  RSA0090901  Amsinckia douglasiana L. C. Wheeler 1931-3-8 s.n. Los Angeles Fischer s, [Vicinity of Claremont]. Comment
  UCR125408  Amsinckia intermedia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25700 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA0079959  Amsinckia intermedia Barry Burnell 1971-3-29 309 Los Angeles Sycamore Canyon above Claremont at the top of Indian Hill Blvd. San Gabriel Mts., Pacific Slope drainage. 396 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  UCD121199  Amsonia tomentosa J. E. Law 1923-5-19 341 Los Angeles Quail Spring. Comment
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Sep 23 2017
  UC53649  Andropogon glomeratus var. pumilus Dr. A. Davidson Los Angeles Los Angeles Comment
  POM257565  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  UCR281143  Anisocoma acaulis R. G. Swinney 2014-4-30 16256 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
  UCR95428  Anthemis cotula Steve Boyd, O. Mistretta 1996-5-23 8814 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  POM307080  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1926 Los Angeles Between Walnut and Covina, near State school. Comment
  RSA727269  Anthriscus caucalis R. G. Swinney 1998-5-25 6152 Los Angeles San Gabriel Valley; Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  RSA756464  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-4-19 2501 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA425780  Antirrhinum coulterianum Kenneth A. Wilson 1961-4-26 1158 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  UC1922299  Antirrhinum kelloggii Valerie Soza, Susan Caplow 2003-4-11 1631 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, upper Brand Canyon, alongside Brand Park Mtwy. 549 Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  UCR56174  Antirrhinum multiflorum J. A. Adams 1966-5-24 808 Los Angeles San Gabriel Mtns., San Antonio Canyon, 6 mi above Claremont 915 Comment
  CATA1117  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1995-5-23 2081 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  CATA468  Antirrhinum nuttallianum subsp. subsessile Sara L. Crockett, Steve Junak 1997-3-27 610 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  RSA151016  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 1699 -B Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  SBBG117050  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-14 SCa 1444 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
  RSA177679  Aphanisma blitoides R. F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Near Ballast Point, E side of Catalina Harbor, Santa Catalina Island 45 Comment
  RSA0105689  Aphanisma blitoides Sarah Ratay 2010-4-30 119 Los Angeles Santa Catalina Island. Just S of Little Harbor Overlook. 32 Comment
  UCR126881  Apiastrum angustifolium A. C. Sanders 2003-4-29 26185 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR65227  Apiastrum angustifolium F. R. Fosberg 1931-4-4 S- 04489 Los Angeles Channel Islands, Santa Catalina Island, Cherry Canyon 60 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
  RSA594648  Aquilegia formosa Steve Boyd, Lauren Raz 1996-10-29 9107 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  UCR271856  Aquilegia formosa R. G. Swinney 2011-6-23 15311 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA0126362  Arabis glabra var. glabra R. G. Swinney 2009-6-3 11059 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1971459  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6243 Los Angeles SAN GABRIEL MOUNTAINS: Ridge at southerly end of Crystal Lake. Comment
  UC472143  Arceuthobium campylopodum J. Ewan 1929-9-4 3564 Los Angeles w slope of Job's Peak San Bernardino Mtns 1524 Comment
  RSA629075  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20420 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
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Sep 28 2020
  LA42234  Arctostaphylos catalinae C. B. Wolf; 1932-5-13 3626 Los Angeles Catalina Island, 3.5 mi. (by road) from Avalon on way to Isthmis 365 Comment
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  RSA626757  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7235 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626758  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-5-27 22821 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  RSA626821  Arctostaphylos glandulosa Jon E. Keeley 1992-8-3 11160 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  SFV6480  Arctostaphylos glandulosa T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 179 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  RSA629074  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20303 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA629095  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20258 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC23249  Arctostaphylos glandulosa subsp. glandulosa Lewis S. Rose 1946-12-20 46291 Los Angeles Santa Monica Mts., Triunfo Pass 670 Comment
  UCR279236  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders, Amy Litt 2017-3-17 42880 Los Angeles Santa Monica Mountains, Backbone Trail off Stunt Rd. near 2.94 mile marker 586 Comment
  CAS-BOT-BC23064  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1992-7-5 6619 Los Angeles Liebre Mountains, Red Mountain: Warm Springs Mountain 7.5' USGS quadrangle 1217 Comment
  RSA631213  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21973 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  CAS-BOT-BC39343  Arctostaphylos glauca Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  LA33461  Arctostaphylos glauca Henry J. Thompson; 1959-3-4 1854 Los Angeles 228 Comment
  RSA771584  Arctostaphylos glauca R. G. Swinney 2009-5-6 10667 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UC335656  Arctostaphylos glauca unknown Los Angeles San Antonio Canyon Comment
  RSA634819  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20235 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634840  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20472 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634923  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20535 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635060  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20360 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635143  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20569 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  UCR190113  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  SEINET3994314 Image available Arctostaphylos stanfordiana Leila M. Shultz 1981-4-8 4904 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
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Oct 6 2015
  UCR271574  Argemone munita R. G. Swinney 2011-5-19 14790 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  JEPS48604  Argemone munita Charles J. Lovell 1942-5-24 Los Angeles Mescal Canyon approach to Mohave Desert Mescal Canyon Comment
  UC1040942  Argemone rotundata Gerald B. Ownbey and Findley Ownbey 1954-5-28 2118 Los Angeles 7.0 mi w of Ravenna (at junction of Highway with Agua Dulce Creek Road, Soledad Canyon); Soledad Canyon Comment
  SD66858  Artemisia californica R. Mitchel Beauchamp 1967-3-20 360 Los Angeles Santa Catalina Island, along beach road south of Avalon Comment
  JEPS36932  Artemisia douglasiana F. W. Peirson 1918-9-15 246 Los Angeles near foot of Sister Elsie trail; San Gabriel Mountains, Sister Elsie Peak/Mount Lukens 640 Comment
  RSA0081640  Artemisia douglasiana R. G. Swinney 2010-9-9 13737 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA762496  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  CAS-BOT-BC93826  Artemisia dracunculus Timothy S. Ross; Steve Boyd 1994-9-20 8249 Los Angeles Liebre Mountains - Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet 993 Comment
  LA32899  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-10-18 14680 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  RSA417313  Artemisia dracunculus Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA239862  Artemisia dracunculus John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles near the base of Mt. Baden-Powell trail 2194 Comment
  IRVC27302  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  CLARK-A1528-1099  Artemisia tridentata subsp. parishii John C. Roos 1946-11-23 3158 Los Angeles Placerita Canyon 365 Comment
  UC398704  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles near Newhall; Fremont's Pass Comment
  UC1119512  Artemisia tridentata subsp. tridentata G. E. Sindel 1935-1-7 109 Los Angeles 3 mi se Quail Lake; Angeles National Forest, Tejon Quadrangle Comment
  CDA29495  Arundo donax Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UC1929331  Asclepias californica Valerie Soza, Sarah J. De Groot 2003-6-18 1691 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  CATA128  Asclepias fascicularis Peter Henrikson 1987-5-18 97 Los Angeles Santa Catalina Island: Above Parsons' Landing 76 Comment
  RSA0127460  Asclepias fascicularis Louis C. Wheeler 1967-7-18 10076 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA729027  Asclepias fascicularis E. A. Purer 1931-8-31 18046 Los Angeles Palos Verdes Hills Comment
  CATA1428  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2589 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 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
  LA3681  Aspidotis californica Carl Epling; Lincoln Ellison 1966-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR219407  Aspidotis californica R. G. Swinney 2009-4-1 10238 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA0011731  Asplenium vespertinum P. A. Munz, Street, Williams 1919-4-5 2454 Los Angeles Puddingstone Canon, San Dimas. Comment
  RSA93782  Aster greatae F. W. Peirson 1918-10-16 4733 Los Angeles Rubio Canyon, southern base of San Gabriel Mountains 732 Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  SBBG28964  Astragalus didymocarpus L. E. James 1946-4-25 Los Angeles railroad tracks at Acton, Soledad Cyn Comment
  UCR187114  Astragalus douglasii A. C. Sanders 2006-4-10 31977 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UC1293710  Astragalus douglasii var. douglasii P. C. Everett and E. K. Balls 1959-5-22 23802 Los Angeles ca 1.5 mi se Fairmount (Antelope Valley, San Andreas Rift); San Andreas Rift, Antelope Valley, se of Fairmount 822 Comment
  SBBG117039  Astragalus gambelianus S. A. Junak 2001-5-4 SCa 1489 Los Angeles SE of Parson's Landing 121 Comment
  UCR153325  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2005-4-26 29733 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UC63672  Astragalus lentiginosus var. antonius H. M. Hall Jun 3 1900-Jun 6 1900 1485 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 1889 Comment
  SBBG19135  Astragalus miguelensis R. Loveland 1963-12-8 Los Angeles SE of West Cove at Darter near Trick Pt Comment
  SBBG19134  Astragalus nevinii R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  UCD105446  Astragalus trichopodus Daryl Koutnik; American Birder 1978-4-15 370 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  OBI13330  Astragalus trichopodus var. lonchus Robert J. Rodin 1953-5-2 5813 Los Angeles Near White's Cove, Catalina Island Comment
  HSC14542  Astragalus trichopodus var. phoxus David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon, Santa Monica Mtn. 412 Comment
  UC56446  Astragalus trichopodus var. phoxus H. M. Hall 1902-5-3 3096 Los Angeles San Franciquito Pass San Francisquito Pass (Southern California) 609 Comment
  CAS-BOT-BC200831  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  UCR261127  Athysanus pusillus R. G. Swinney 2010-2-27 11729 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
  UCR211096  Atriplex amnicola Joseph Cahill 2009-7-22 3165 Los Angeles South Coast, Malibu Lagoon 1 Comment
  SEINET3929858  Atriplex amnicola Howard C. Stutz 1991-4-16 95464 Los Angeles Malibu Lagoon. (Cross Creek).; 0 Comment
  SEINET3156244  Atriplex californica L. Abrams 1902-6-9 2498 Los Angeles Playa del Rey Comment
  RSA4816  Atriplex californica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4 Comment
  UC7056  Atriplex canescens J. Burtt Davy May 9 1896-May 24 1896 2286 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  CDA23246  Atriplex canescens subsp. canescens LeRoy Gross 1998-11-1 99 Los Angeles Southern Base San Gabriel Mountains; Big Tujunga wash. West of 210 freeway, city of Sunland. Under south bridge of 210 freeway. Comment
  CAS-BOT-BC172639  Atriplex coulteri Steven A. Junak 1997-4-23 SCI- 860 Los Angeles San Clemente Island: Flats on E rim of upper W fork of Norton Canyon, ca. 1.75 miles WSW of Thirst 411 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
  RSA2813  Atriplex johnstonii C. B. Wolf 1930-12-23 s.n. Los Angeles Playa del Rey 15 Comment
  POM278750  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 566 Los Angeles Base of Palisades bet. Colorado Ave. and Broadway in Santa Monica 8 Comment
  SD212556  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007 06 Los Angeles South Coast; along Pacific Coast Highway at Escondido Beach, ca. 5.0 miles west of Malibu near east base of Point Dume. 99 Comment
  UC431540 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer Dec 1863 75 Los Angeles Santa Monica Comment
  UC527387  Atriplex nummularia Carl B. Wolf 1931-12-30 2633 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UC527389  Atriplex nummularia Carl B. Wolf 1930-12-23 1822 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  POM50602A  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  RSA411854  Atriplex patula subsp. patula Anstruther Davidson 1892-4-1 s.n. Los Angeles [Unspecified] Comment
  RSA595635  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road. 524 Comment
  SBBG32240  Atriplex prostrata R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -245 Los Angeles Little Harbor Comment
  RSA177730  Atriplex semibaccata R. F. Thorne, P. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island, near road to Hay Press. 457 Comment
  RSA595634  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road. 524 Comment
  CLARK-A1528-2505  Atriplex semibaccata John C. Roos 1942-9-5 1725 Los Angeles Los Angeles Comment
  RSA453956  Atriplex semibaccata Robert Gustafson 1980-8-8 1893 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA714065  Avena barbata G. Ocampo 2006-3-19 1670 Los Angeles En los limites de Claremont con Upland, sobre la avenida Foothill, esquina con Montevista Ave. Claremont. Comment
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA385411  Avena fatua Edith A. Purer 1931-3-15 s.n. Los Angeles Centinela Boulevard. [Centinela 1889-1895, < 1 mile NE of what is now Inglewood] Comment
  RSA155834  Azolla filiculoides Peter H. Raven 1962-5-22 17853 Los Angeles Santa Catalina Island. Hillside near stream about 1 mile below Middle Ranch. Comment
  SEINET4560216  Baccharis brachyphylla J. Andre 2011-1 22549 Los Angeles Sacramento Mountains; UC Sacramento Mtns Reserve; along south side of US Interstate 40, just SW of summit (South Pass). 772 Comment
  RSA418216  Baccharis douglasii H. L. Bauer 1929-09 376 Los Angeles Long Beach 30 Comment
  IRVC9026  Baccharis glutinosa P. W. Rundel 1965-2-6 1528 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  UC63382  Baccharis glutinosa Ernest Braunton 1901-8-1 133 Los Angeles Cienega Swamp Comment
  SD31169  Baccharis glutinosa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Comment
  RSA0060475  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SD112006  Baccharis pilularis subsp. consanguinea Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  CAS-BOT-BC99627  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  RSA657104  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  LA203018  Baccharis salicifolia M. Zaitlin; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles Crest Highway S side 761 Comment
  POM310423  Baccharis salicifolia Margaret Hardinge 1945-12-10 153 Los Angeles Little Dalton Canyon. 1159 Comment
  UC53946  Baccharis salicifolia subsp. salicifolia Ernest Braunton 1903-1-12 786 Los Angeles Laurel Canyon Comment
  UCR162366  Baccharis sarothroides Anuja Parikh, Nathan Gale 2004-5-13 2007 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  JEPS59786  Bassia hyssopifolia H. E. McMinn 1928-8-2 Los Angeles s Norwalk Comment
  LA212045  Bidens frondosa R. G. Swinney; 2009-11-9 11587 Los Angeles SAN GABRIEL MOUNTAINS, Confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427.0 Comment
  CAS-BOT-BC102038  Bidens laevis Grant 1901-9-19 4553 Los Angeles Pasadena Comment
  RSA683192  Bituminaria bituminosa Scott D. White 2003-10-14 9827 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. (Mt. Wilson) 396 Comment
  RSA680330  Bloomeria crocea Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9608 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  UC200808  Bloomeria crocea Katharine Brandegee Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC15861  Boechera arcuata Timothy S. Ross; Steve Boyd 1990-5-31 2734 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gelason. 1847 Comment
  UCR223692  Boechera californica R. G. Swinney 2009-6-24 11261 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA0128796  Boechera californica Orlando Mistretta, Christine Mistretta 2008-4-17 2478 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  UC1861739  Borago officinalis Scott D. White, John Green 2004-4-23 10227 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR189993  Boschniakia strobilacea R. G. Swinney 1998-6-16 6993 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  CATA1937  Bowlesia incana M. B. Dunkle 1929-4-7 2085 Los Angeles Santa Catalina Island: White's Landing 0 Comment
  SBBG113033  Bowlesia incana S. A. Junak with K. Kirkland 1998-4-30 SCa 585 Los Angeles N side of ridge on N side of Hamilton Cyn 243 Comment
  POM3262  Bowlesia incana P. A. Munz 1918-4-5 2016 Los Angeles Pomona. Comment
  RSA466772  Boykinia rotundifolia Anstruther Davidson 1891-08 s.n. Los Angeles Millard s Canyon. Comment
  OBI26227  Brachychiton populneum Mark Schneider 1973-5-24 27 Los Angeles Hillrose at Floralita, Sunbud 518 Comment
  CATA1081  Brachypodium distachyon Mark L. Hoefs 1995-5-16 2031 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA599349  Brassica nigra L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA654728  Brassica rapa var. rapa Scott Lowe 1991-5-20 42 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  JEPS18643  Brickellia californica J. Thomas Howell 1927-10-16 3146 Los Angeles Sturtevant Falls San Gabriel Mts., Santa Anita Canon Comment
  POM351105  Brickellia californica M. B. Dunkle 1938-10-17 2022 Los Angeles Howlands, Santa Catalina Island. Comment
  POM58247  Brickellia californica C. F. Baker 1903-8-2 3696 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA0021014  Brickellia californica Duncan S. Bell, Caitlin Elam 2013-7-11 5361 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA188185  Brickellia californica R. F. Thorne 1965-6-22 34857 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  SBBG7818  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  UCR271548  Brickellia californica R. G. Swinney 2011-11-3 15992 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  POM46873  Brickellia nevinii F. W. Peirson 1924-12-5 5382 Los Angeles San Gabriel Peak at head of Eaton Canyon 1646 Comment
  RSA678124  Brodiaea filifolia Valerie L. Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (less than 100 feet below). 473 Comment
  CAS-BOT-BC483121  Brodiaea jolonensis Le Roy Abrams 1901-4-10 1453 -a Los Angeles Inglewood Comment
  CAS-BOT-BC149411  Bromus berteroanus A. J. McClatchie s.n. Los Angeles Pasadena. Arroyo Seco. Comment
  RSA126689  Bromus carinatus H. J. Thompson 1959-4-19 1950 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA385299  Bromus carinatus Anonymous 1914-7-31 34 Los Angeles Middle Ranch, Santa Catalina Island. Comment
  LA105991  Bromus catharticus A. C. Sanders; 1987-7-22 7175 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. Subsite 39 100.0 +- ft Comment
  UCR189393  Bromus diandrus R. G. Swinney 1998-5-30 6158 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  LA105111  Bromus diandrus Barry A. Prigge; 1988-7-9 8256 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  CAS-BOT-BC155581  Bromus grandis Geo. B. Grant 1900-3-28 1605 Los Angeles Analon. Comment
  UCR129887  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  UCR271244  Bromus hallii R. G. Swinney 2011-6-1 14980 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CATA41  Bromus hordeaceus USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 22 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  UCD58706  Bromus hordeaceus Geoffrey Levin 1975-5-25 653 Los Angeles Blanchard Park. Pomona College. Claremont. 335 Comment
  UCR272710  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Channel Islands, San Clemente Island. Pyramid Cove 91 Comment
  RSA92045  Bromus hordeaceus F. W. Peirson 1918-5-5 1555 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  RSA714064  Bromus madritensis G. Ocampo 2006-1-17 1534 Los Angeles Jardin en el area de departmentos de la Escuela de Teologia, cercano al edificio Este. Claremont. Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  SBBG56643  Bromus tectorum R. Hoffmann 1929-5-21 Los Angeles border of Hughes Lake Comment
  SEINET3923581  Bromus tectorum Louis C. Wheeler 1967-5-29 9764 Los Angeles San GABRIEL MOUNTAINS: San Antonio Canyon, southwest of Spring Hill. Between Dry Lake Canyon and Wildcat Canyon.; 0 884 Comment
  RSA0019952  Bromus tectorum J. B. Feudge 1924-6-10 983 Los Angeles Big Pines, San Antonio Mountains 1982 Comment
  CAS-BOT-BC438414  Calandrinia ciliata Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Glendale Comment
  RSA2998  Calandrinia ciliata C. B. Wolf 1932-3-4 2670 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UCR17995  Calandrinia ciliata var. menziesii Edith A. Purer 1931-3-19 s.n. Los Angeles Los Angeles [Inglewood], Manchester Ave. near Western Ave. 8 Comment
  SBBG118600  Calandrinia menziesii J. Henrickson 1985-3-30 19760 Los Angeles ca. 3 air mi NNW of Newhall in North Hills, just N of Santa Clara River, just E of San Francisquito Crk 370 Comment
  LA6447  Calocedrus decurrens Carl Epling; E. R. Johnson October 1925 8557 Los Angeles San Gabriel Mountains, Camp Baldy 1066 Comment
  RSA377249  Calochortus albus Charlotte Brown 1925-5-31 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC227419  Calochortus catalinae Tim Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); southerly coastal slope 1320 m SE of Cactus Peak summit 350 Comment
  RSA377291  Calochortus catalinae Louis C. Wheeler 1932-4-2 556 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  UC535381  Calochortus clavatus Ira W. Clokey, B. Templeton May 1929 4552 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  UCSB11631  Calochortus clavatus Wisehart, Karen 1962-5-4 Los Angeles West of Los Angeles county line, 4 miles west of Castaic Junction 304 Comment
  RSA26278  Calochortus clavatus var. clavatus Reid V. Moran 1941-8-17 862 Los Angeles Pico Canyon. 600 Comment
  RSA369025  Calochortus invenustus Anstruther Davidson s.n. Los Angeles Mt. Baldy, San Gabriel Mountains., Los Angeles/San Bernardino County. 2744 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA377440  Calochortus plummerae George R. Johnstone 1930-6-26 s.n. Los Angeles San Gabriel Canyon 1220 Comment
  RSA165151  Calochortus splendens Gordon Pilone, Mark Parratt 1962-6-24 503 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
Read comments
Nov 17 2012
  UCR168286  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Channel Islands: Santa Catalina Island, Middle Ranch Canyon, above ranch Comment
  CAS-BOT-BC493411  Calochortus splendens Williams; Street; Munz 1919-5-3 2625 Los Angeles Santa Ana River Canon Comment
  UCR241080  Calystegia fulcrata Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  CAS-BOT-BC224312  Calystegia macrostegia subsp. amplissima Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC105083  Calystegia macrostegia subsp. amplissima T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCSB7585  Calystegia macrostegia subsp. cyclostegia Wedberg, H. 1958-2-22 Los Angeles Point Dume Comment
  RSA394899  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SD38399  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-2-28 124 Los Angeles Verdugo Hills Comment
  LA204767  Calystegia malacophylla subsp. pedicellata Jonathan Sauer; R. Gibson 1971-5-1 4874 Los Angeles Bailey Flats on Piru Creek, site of future Pyramid Reservoir Comment
  UCD126167  Calystegia occidentalis subsp. fulcrata Robert F. Thorne; M. Z. Thorne 1967-7-19 37203 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  UCR273430  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2011-6-22 15254 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
  CAS-BOT-BC215906  Calystegia peirsonii W. R. Dudley 1896-6-8 4372 Los Angeles Near Neenach, Antelope Valley Comment
  UCR124555  Camissonia B. C. Templeton 1932-6-1 5064 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  RSA724763  Camissonia bistorta K. Dobry 1991-6-27 d- 788 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UCR125407  Camissonia bistorta A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25699 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA547425  Camissonia bistorta Tim S. Ross 1992-5-17 6351 Los Angeles 164 degrees, ca 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  RSA586650  Camissonia boothii subsp. decorticans Orlando Mistretta 1995-6-1 1755 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA593417  Camissonia boothii subsp. decorticans Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8903 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR220236  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  UC1122232  Camissonia campestris subsp. campestris A. D. Gifford 1935-3-25 500 Los Angeles 2 mi from mouth of canyon; Tejon Quadrangle, Kings Canyon Comment
  RSA454030  Camissonia cheiranthifolia subsp. suffruticosa Dorothy Nichols 1936-4-1 s.n. Los Angeles El Segundo. Comment
  RSA611659  Camissonia claviformis Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10089 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA775595  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-6-23 5345 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR272598  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UCR131400  Camissonia micrantha Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR206508  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36945 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA449229  Camissonia pallida subsp. pallida Christopher Davidson 1973-4-1 1888 Los Angeles 1 mi south of Littlerock. 762 Comment
  RSA600043  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 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
  SFV21988  Camissoniopsis hirtella J. N. Hogue 2011-7-23 397 .5 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  LA46799  Camissoniopsis intermedia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA210313  Camissoniopsis intermedia Botany III; Los Angeles Santa Monica Mountains Comment
  RSA0091742  Camissoniopsis pallida R. G. Swinney 2011-5-26 14852 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SBBG61357  Camissoniopsis pallida R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SBBG61358  Camissoniopsis pallida R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  LA46203  Canbya candida H. Domsler; May 1926 sn Los Angeles near Lancaster Comment
  JEPS53287  Capsella bursa-pastoris Alice King Feb., 1908 Los Angeles Santa Ana Comment
  UCR166813  Cardamine A. C. Sanders 1998-10-10 22257 Los Angeles Western Transverse Range; Santa Monica Mtns., Sta. Monica College, NW side near Pico Blvd. 46 Comment
  RSA732821  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m. 610 Comment
  POM346628  Cardamine californica var. californica Barry Burnell 1971-3-18 238 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  UCR194591  Cardamine oligosperma R. G. Swinney 1999-4-9 7082 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UC284177  Cardaria draba P. A. Munz 1923-4-25 6914 Los Angeles 1/2 mi w of Ganesha Park (Pomona); Pomona 304 Comment
  RSA364582  Carex alma Anstruther Davidson 1906-6-1 1487 Los Angeles Big Rock Creek Comment
  RSA720496  Carex alma Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1677 Los Angeles Indian Canyon Road (4N37). Comment
  SEINET3897000  Carex alma Timothy S. Ross, Steve Boyd 1994-5-24 7838 Los Angeles Cottonwoodd Swamp': confluence of san Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. Dissected by San Francisquito Canyon Road.; 0 512 Comment
  SEINET7552636 Image available Carex bolanderi Orlando Mistretta, Steve Boyd 1994-6-21 1388 Los Angeles San Gabriel Mountains; Santiago Canyon; Drainage northwest of Pacifico Mountains; 7.5' USGS topographic quadrangle 1585 Comment
  UC1871352  Carex fracta T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3891 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  POM1462  Carex globosa I. M. Johnston 1918-9-1 2132 Los Angeles Canyon (Fern C.) north of Brown's Flats. 1280 Comment
  SEINET7587557 Image available Carex heteroneura Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns, Dorr Canyon at Angeles Crest Hwy by Whitehorn picnic area. 2347 Comment
  CAS-BOT-BC31778  Carex mesochorea Frank W. Peirson 1929-5-10 a.n. Los Angeles Introduced in a lawn in Pasadena Comment
  RSA755618  Carex multicaulis R. G. Swinney 2008-7-25 9319 Los Angeles Twin Peaks Saddle, between Waterman Mtn. and Twin Peaks, the southernmost of the two saddles 2000 Comment
  RSA1436  Carex phaeocephala Le Roy Abrams 1901-07 1933 Los Angeles Mt. San Antonio 3049 Comment
  RSA756006  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR189973  Carex rossii R. G. Swinney 1998-8-27 6821 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA802446  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-12 6018 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  UCD140837  Carex senta Kenneth A. Wilson 1961-3-10 950 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca, 1/4 mile west of Topanga Canyon Rd. Comment
  CDA1002  Castilleja affinis D. G. Kelch 1991-3-17 1304 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  HSC46402  Castilleja affinis Reid Morgan 1941-2-25 609 Los Angeles N of Wilson's Harbor, Santa Catalina Island 50 Comment
  LA52002  Castilleja affinis M. Hilend; 1930-4-10 s.n. Los Angeles SANTA MONICA MOUNTAINS, Westwood Hills. Comment
  LA82056  Castilleja affinis O. H. Kappler; 1941-5-8 713 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  LA200845  Castilleja affinis subsp. affinis D. Bradbury; J. Sauer 1969-7-14 4610 Los Angeles Comment
  RSA250619  Castilleja affinis subsp. affinis Robert F. Thorne 1971-4-2 41407 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  UC219078  Castilleja affinis subsp. affinis S. B. Parish 1919-4-19 19267 Los Angeles near San Dimas; Lone Hill Comment
  RSA593597  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1996-5-23 8828 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA626100  Castilleja applegatei subsp. martinii LeRoy Gross 1999-4-29 142 Los Angeles East end; Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall 488 Comment
  RSA448675  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25996 Los Angeles Pine Mountain, S of Swartout [Swarthout]. 2439 Comment
  RSA523423  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2580 Los Angeles Along Angeles Crest Highway, ca. 3 1/2 miles below Charlton Flat junction, San Gabriel Mountains. 1494 Comment
  UC1349357  Castilleja exserta Robert F. Thorne 1966-4-7 35985 Los Angeles w end Santa Catalina Island (s of Parson Landing, sw of Arrow Point) 60 Comment
  SEINET4095939  Castilleja grisea M. B. Dunkle 1939-1 Los Angeles Comment
  UC1929460  Castilleja grisea Mark Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  JEPS8629  Castilleja minor subsp. spiralis Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco; Los Angeles Comment
  SD230296  Castilleja plagiotoma Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1431 Comment
  SBBG25575  Castilleja subinclusa subsp. subinclusa E. R. Blakley 1960-4-26 3280 Los Angeles Ward Rd of Acton, S or Hwy 6 1005 Comment
  UCR198321  Casuarina equisetifolia Christopher Vellema 2001-1-19 101 A Los Angeles Verdugo Mtns, Glendale, Dead Horse Canyon 354 Comment
  CAS-BOT-BC38144  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3827 Los Angeles San Gabriel Mountains. Ridgetop to the west of Crystal Lake (ridge descending SSW from Mount Islip). 2036 Comment
  UCR206432  Caulanthus amplexicaulis R. G. Swinney 2008-6-10 8980 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR259229  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  SFV7995  Caulanthus heterophyllus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1361 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 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
  CAS-BOT-BC40210  Caulanthus lasiophyllus Peter H. Raven 1956-6-17 9420 Los Angeles Santa Monica Mountains. Northwest of Sunset Boulevard at Sepulveda Boulevard. Comment
  SEINET3148269  Caulanthus lasiophyllus G. B. Grant 1288 Los Angeles Garvanza Comment
  UCR193699  Caulanthus lasiophyllus R. G. Swinney 1999-4-5 7045 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR179267  Ceanothus R. G. Swinney 1968-3-18 227 Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  SBBG38797  Ceanothus arboreus R. Moran 1941-2-23 607 Los Angeles ridge between Johnson's Valley and Howland's Valley 121 Comment
  UC870500  Ceanothus arboreus Ezra C. Knopf 331 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC48727  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  CAS-BOT-BC48741  Ceanothus crassifolius Alice Eastwood 1913-5-11 3148 Los Angeles San Fernando Wash Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  POM2777  Ceanothus cuneatus C. F. Baker 1909-2-15 5237 Los Angeles Claremont. Comment
  UCR124592  Ceanothus cuneatus B. C. Templeton, I. W. Clokey 1930-4-8 1084 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA399030  Ceanothus cuneatus var. cuneatus Ora M. Clark 1929-3-30 1905 Los Angeles W. Lancaster. Comment
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Apr 29 2012
  RSA747186  Ceanothus greggii R. G. Swinney 2008-6-10 9009 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
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Apr 4 2017
  UCR95549  Ceanothus greggii var. vestitus L. C. Wheeler 1967-5-9 9409 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  UCSB33721  Ceanothus integerrimus Griesel, Wesley 1961-5-16 Los Angeles State Highway #2, Charleton Flats, San Gabriel Mts 1524 Comment
  RSA0086917  Ceanothus leucodermis R. G. Swinney 2010-8-9 13465 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA304774  Ceanothus leucodermis James R. Shevock 1971-3-15 787 Los Angeles Angeles Crest Hwy, Los Angeles 762 Comment
  RSA2164  Ceanothus megacarpus E. R. Johnson 1929-3-31 s.n. Los Angeles Mulholland Drive. Comment
  RSA0028422  Ceanothus megacarpus Peter H. Raven, Robert F. Thorne 1964-5-7 19028 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  SEINET12209921  Ceanothus megacarpus I. W. Clokey, Templeton, B. 1929-1 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SEINET13946006 Image available Ceanothus megacarpus Lewis S. Rose 1955-1 55017 Los Angeles Hills N of Brentwood, Los Angeles Comment
  CAS-BOT-BC50466  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 d Los Angeles San Gabriel Mountains: Flat in Sawpit Canyon Comment
  CAS-BOT-BC50484  Ceanothus oliganthus Henry J. Thompson 1959-3-27 1890 Los Angeles Santa Monica Mountains - Saddle Mountain - 1.5 miles east of peak 731 Comment
  UC1071163  Ceanothus oliganthus var. oliganthus A. Lewis 1934-2-1 Los Angeles Pacoima Canyon San Fernando quad., Angeles National Forest 1371 Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  RSA0056530  Ceanothus spinosus Bonnie C. Templeton 1930-4-2 1411 Los Angeles Mulholland Drive, N.W. of Hollywood. 600 Comment
  UCR48952  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  UC2030105  Centaurea maculosa Scott D. White 2000-8-25 8128 Los Angeles SAN GABRIEL MOUNTAINS: Tanbark Flats, in the San Dimas Experimental Forest. Comment
  CDA19950  Centaurea maculosa J. Skelton 2002-7-22 PDR 053583 Los Angeles Southern California; Ave G & 210 St W. Los Angeles. 0 Comment
  JEPS30627  Centaurea melitensis Peter H. Raven and Henry J. Thompson 1959-5-5 14112 Los Angeles 1 mi w of Las Virgenes Rd. Mulholland Hwy. (Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  RSA723071  Centaurea melitensis LeRoy Gross 2007-5-16 2739 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  UCR220196  Centaurea melitensis R. G. Swinney 2009-4-7 10299 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
  UCR223705  Centaurea melitensis R. G. Swinney 2009-6-12 11117 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC272070  Centaurea melitensis Alice Eastwood 1917-7-20 6479 Los Angeles Santa Catalina Island Comment
  SEINET9294580  Centaurea melitensis Unknown 2002-5-7 1253287 Los Angeles Los Angeles Comment
  RSA336426  Centrostegia thurberi Robert F. Thorne 1978-6-21 52325 Los Angeles San Gabriel Mountains: Bob's Gap, Comment
  CAS-BOT-BC179822  Centrostegia thurberi Ralph Hoffmann 1929-4-27 s.n. Los Angeles Sandy Flat, Lancaster Comment
  JEPS57815  Centrostegia thurberi var. thurberi Frank W. Peirson 1918-6-16 27 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  UC584111  Centrostegia thurberi var. thurberi David D. Keck, Palmer Stockwell 1935-5-16 3306 Los Angeles 1.5 mi s of Palmdale Comment
  CATA1214  Cerastium glomeratum Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2270 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA723829  Ceratonia siliqua Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Scripps College campus at the southwest corner of Jaqua Quadrangle. Comment
  POM199706  Cercocarpus betuloides I. W. Clokey, Bonnie C. Templeton 1929-07 4596 Los Angeles Mandeville Canyon. 300 Comment
  RSA0085288  Cercocarpus betuloides R. G. Swinney 2010-8-16 13533 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA257637  Cercocarpus betuloides Gary D. Wallace 1966-3-18 153 Los Angeles South of Lake Elanor, along Decker Road (Highway 23). 305 Comment
  UC1971393  Cercocarpus betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles SAN GABRIEL MOUNTAINS: Near Soldier Creek on Coldbrook, Crystal Lake Road. Comment
  CAS-BOT-BC142147  Cercocarpus betuloides var. betuloides John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  SD232322  Cercocarpus betuloides var. betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 50506 38 Los Angeles Transverse Ranges: San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR271547  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  SBBG18467  Cercocarpus betuloides var. blancheae M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  SEINET10483777  Cercocarpus betuloides var. blancheae Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4776 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UC729575  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3505 Los Angeles above The Last Almond Orchard (Santa Catalina Island, Avalon Canyon); Santa Catalina Island, Avalon Canyon 121 Comment
  RSA698627  Cercocarpus ledifolius var. ledifolius J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2378 Comment
  RSA718065  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1997-8-19 5821 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UCR194299  Chaenactis artemisiifolia R. G. Swinney 1998-8-5 6664 Los Angeles San Gabriel Mtns., East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch 1098 Comment
  POM123111  Chaenactis glabriuscula var. glabriuscula Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM12324A  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 59 Los Angeles Claremont. 365 Comment
  UC75940  Chaenactis santolinoides Geo. B. Grant 1906-6-2 164 Los Angeles Mt. Wilson 1828 Comment
  SD215395  Chaenactis stevioides W. Wisura, E. Roeder 1992-4-21 4695 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA0108833  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA497603  Chaenactis xantiana A. C. Sanders 1988-4-3 7746 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA94398  Chaenactis xantiana F. W. Peirson 1922-7-5 3163 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  RSA660065  Chamaesyce albomarginata Orlando Mistretta 1992-5-25 409 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA653467  Chamaesyce melanadenia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  RSA170440  Chamaesyce melanadenia J. D. Olmsted 1958-3-17 59 Los Angeles Johnson's Pasture Road with SW drainage along Thompson Creek 1.25 mi NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  RSA199048  Chamaesyce melanadenia W. M. Gauntt 1966-4-30 178 Los Angeles Glendora Mt. Ridge Road, 4 miles southwest of Y' to Mt. Baldy 915 Comment
  RSA9653  Chamaesyce melanadenia L. C. Wheeler 1934-4-22 2535 Los Angeles S slope , decomposed granite W side near mouth of Santa Anita Canyon. 518 Comment
  UCSB3603  Chamaesyce serpyllifolia B., K. 1943-6-18 Los Angeles Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  CAS-BOT-BC70020  Cheilanthes covillei John H. Thomas 1967-3-22 7573 Los Angeles San Gabriel Mts., Angeles National Forest, Sulphur Springs, about 18 miles NE of center of Pasadena 1219 Comment
  RSA549173  Cheilanthes covillei T. S. Ross, Peter Fritsch 1990-6-20 3692 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  POM892  Cheilanthes newberryi C. F. Baker 1904-5-6 4733 Los Angeles Hills near Pomona Comment
  RSA596998  Chenopodium album Steve Boyd, Lauren Raz 1996-9-24 8973 Los Angeles Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon. 1622 Comment
  RSA423289  Chenopodium album E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA550003  Chenopodium ambrosioides Scott D. White 1992-10-8 925 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  SEINET11261311  Chenopodium ambrosioides Steve Boyd, Lauren Raz 1996-10-14 9072 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area.; 0 1000 Comment
  RSA701283  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR95400  Chenopodium botrys L. C. Wheeler 1966-11-23 9139 Los Angeles San Gabriel Mtns., Cogswell Reservoir, West Fork San Gabriel River Comment
  RSA529895  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; Angeles Forest Highway. 918 Comment
  SEINET3156669  Chenopodium californicum Unknown 167 a Los Angeles Pasadena; southern California Comment
  UC452529  Chenopodium californicum C. F. Millspaugh 1920-2-3 4658 Los Angeles Avalon Canyon Santa Catalina Island (along the arroyo) Comment
  UCR258694  Chenopodium californicum R. G. Swinney 2010-3-22 12034 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA606028  Chenopodium leptophyllum L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA1235  Chenopodium murale Fay A. MacFadden 1929-6-13 1094 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA534019  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5306 Los Angeles San Clemente Island, ridge between the two forks of Near-Death Canyon (draining to Mosquito Cove). About 1000 ft. NNE of Rest (1336 ) marker. 396 Comment
  SD38029  Chenopodium murale Edith A. Purer 1931-3-6 1541 Los Angeles In fields Comment
  RSA250484  Chenopodium pratericola R. F. Thorne, John Dourley 1967-10-10 37350 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  RSA594675  Chenopodium pumilio L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  SEINET1869741  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin 2003-1 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlinese south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  UCR237902  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126 319 Comment
  CAS-BOT-BC244655  Chorizanthe staticoides Steve Boyd; Tim Ross 1988-4-28 2250 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In a small side canyon. Angeles National Forest. 792 Comment
  RSA122736  Chorizanthe staticoides A. D. Gifford 1935-5-8 682 Los Angeles Junction of Castaic and Elizabeth Lake Canyon. 366 Comment
  RSA524084  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-6 2840 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SDSU4933  Chorizanthe staticoides H. Wedberg 1966-4-3 1197 Los Angeles Above Hill Drr. X Neal, in Eagle Rock. 457 Comment
  SEINET13203129 Image available Chorizanthe staticoides R. G. Swinney 2010-1 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UC1605446  Chorizanthe staticoides Tim Ross, Steve Boyd 1993-5-23 7226 Los Angeles on northerly slope 140-220 m se of the saddle between Ruby and Clearwater Canyons (lower, easternly ridge of Red Mtn.); Liebre Mountains, lower e ridge Red Mtn, Green Valley Quad. 950 Comment
  RSA725105  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET3146234  Chrysanthemum frutescens G. B. Grant 1905-4-2 176 Los Angeles Pasadena Comment
  JEPS58687  Chrysolepis sempervirens Frank W. Peirson 1918-7-8 15 Los Angeles Baldy (= Mt. San Antonio); San Gabriel Mts. 2590 Comment
  RSA603825  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1997-9-17 10039 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  POM246525  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-1 677 Los Angeles Avalon, Santa Catalina Island. 10 Comment
  RSA774739  Cistanthe monandra R. G. Swinney 2009-6-17 11171 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA226054  Cistus creticus R. F. Thorne, C. W. Tilforth 1971-6-17 39920 Los Angeles Angeles National Forest; at Bear Divide station 822 Comment
  POM3116  Clarkia dudleyana C. F. Baker 1903-8-2 3665 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UC144376  Clarkia dudleyana C. F. Baker May 1904 4714 Los Angeles hills near Claremont Comment
  SBBG131715  Clarkia epilobioides S. A. Junak 1999-5-22 SCa 1005 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  UCR178218  Clarkia epilobioides LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 950 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  SD39471  Clarkia epilobioides Edith A. Purer 1935-5-11 6587 Los Angeles Hillside, Malibou Lodge Road. Comment
  LA211084  Clarkia purpurea Arthur C. Gibson; 2011-6-8 5356 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. Comment
  CATA1236  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2310 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  POM3037  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont. 915 Comment
  RSA448281  Clarkia purpurea subsp. quadrivulnera Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. Comment
  RSA73329  Clarkia purpurea subsp. quadrivulnera F. W. Peirson 1920-4-26 2114 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA772202  Clarkia rhomboidea R. G. Swinney 2009-5-27 10868 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA448589  Clarkia unguiculata Geo. L. Moxley 1913-7-26 s.n. Los Angeles On hills near Newhall. Comment
  UCR220265  Claytonia parviflora R. G. Swinney 2009-4-24 10500 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA0042239  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains. Bare Mountain Canyon. Head of W. Fork. 1767 Comment
  RSA729875  Claytonia perfoliata R. G. Swinney 1999-5-22 7205 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  RSA748742  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles Glendora Mountain summit 1003 Comment
  RSA578965  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7781 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  SBBG127080  Claytonia rubra subsp. rubra A. Parikh, N. Gale 2011-6-28 3519 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  RSA0051760  Clematis lasiantha Lee Haines 1951-4-15 517 Los Angeles Topanga Canyon. 152 Comment
  RSA729848  Clematis ligusticifolia R. G. Swinney 1999-6-21 7353 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  SD82887  Clematis ligusticifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles San Gabriel Mts., Angeles National Forest; small stream c. 1.5 miles W of Wrightwood 1951 Comment
  CAS-BOT-BC423120  Cleomella obtusifolia A. D. E. Elmer 1902-6-1 3629 Los Angeles Lancaster Comment
  RSA79799  Collinsia childii F. W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon, trail to San Antonio Peak, San Gabriel Mountains 1372 Comment
  JEPS24112  Collinsia heterophylla Henry J. Thompson 1959-4-19 1937 Los Angeles Mulholland Highway 1 mi w of Las Virgenes Road (Santa Monica Mountains, Malibu Creek drainage); Santa Monica Mountains, Malibu Creek drainage 274 Comment
  RSA586532  Collinsia heterophylla Tim S. Ross 1992-5-24 6404 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  SBBG95607  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor Comment
  UCR193502  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-6-25 7412 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  SFV3352  Collinsia heterophylla M. L. Vincent 1961-4-22 44 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles west of Seminole Hot Springs. Roadside. Comment
  CAS-BOT-BC240953  Collinsia parryi Geo. B. Grant 1904-5-5 6260 Los Angeles Arroyo Seco Canyon Comment
  RSA774178  Collomia grandiflora R. G. Swinney 2009-7-22 11336 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR179620  Colutea arborescens R. G. Swinney 1991-1 1597 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 335 Comment
  SBBG54523  Cordylanthus rigidus subsp. setiger F. W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Pomona College, Claremont 365 Comment
  RSA412296  Cordylanthus rigidus subsp. setiger G. R. Johnstone 1929-7-14 s.n. Los Angeles Chaparral at La Crescenta Comment
  CAS-BOT-BC287753  Coreopsis bigelovii Geo. B. Grant 1903-4-23 5424 Los Angeles Saugus Comment
  CAS-BOT-BC287865  Coreopsis californica C. F. B. 1903-4-15 409 D Los Angeles Claremont Comment
  UC133523  Coreopsis californica var. californica Miss Alice Eastwood 1903-4-15 4090 Los Angeles Comment
  SEINET7836952 Image available Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  CAS-BOT-BC101006  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mountains 22 Comment
  JEPS15875  Corethrogyne filaginifolia Joseph Andorfer Ewan 1934-8-11 8333 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  JEPS30628  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1958-10-11 13755 Los Angeles n side Saddle Peak; Santa Monica Mountains, n side of Saddle Peak 822 Comment
  RSA455853  Corethrogyne filaginifolia Anonymous 1924-1 s.n. Los Angeles Crescenta. Comment
  UC135445  Corethrogyne filaginifolia LeRoy Abrams 1902-8-27 2981 Los Angeles edges of sand dunes Playa Del Ray Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  RSA0044667  Cornus californica Louis Greata 1900-9-16 1931 Los Angeles Khurtz Street marsh, East Los Angeles. Comment
  RSA397680  Cornus sericea subsp. occidentalis R. F. Folger 1930-1-18 s.n. Los Angeles Verdugo Canyon Comment
  UC21547  Cornus sericea subsp. sericea J. H. Barber 1897-8-1 278 Los Angeles Santa Monica Exp't. Station Comment
  UCD130884  Cotula australis W. M. Philipson 1915-1 s.n. Los Angeles Monrovia. Comment
  UCR261536  Cotula australis R. G. Swinney 2010-2-27 11702 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
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  UCR126901  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CAS-BOT-BC427739  Crassula connata Geo. B. Grant 1905-4-8 s.n. Los Angeles Pasadena, Johnston Ranch Comment
  RSA423439  Crassula connata var. erectoides Anstruther Davidson 1890-1 s.n. Los Angeles San Pedro Comment
  POM266607  Cressa truxillensis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA394755A  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Del Rey Salt Marsh. Comment
  SD85171  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Santa Catalina Island, Middle Ranch Canyon 230 Comment
  RSA480559  Croton californicus Howard Mullins 1931-3-27 s.n. Los Angeles El Segundo. Comment
  RSA608707  Croton californicus L. C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  SD253440  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains: 0.35 mile north of Limekiln Canyon, bottom along ridgeline motorway, south of Pacoima Dam. 0.4 mile east of Pacoima Canyon. 609 Comment
  SJSU13232  Croton californicus C. W. Sharsmith 1943-9-10 4583 .5 Los Angeles Mojave Desert near Llano Comment
  UC75421  Croton californicus C. F. Baker 1903-10-1 3700 Los Angeles Claremont Comment
  SD40102  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  RSA755617  Crypsis schoenoides R. G. Swinney 2008-9-9 9321 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  SD232629  Cryptantha R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns.: east fork of Punchbowl Canyon near north boundary of Devils Punchbown Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
Read comments
Dec 6 2018
  SBBG131820  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 199 Los Angeles S side of Eel Cove Cyn 73 Comment
  RSA596164  Cryptantha clevelandii L. C. Wheeler 1967-5-12 9464 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC55364  Cryptantha clevelandii J. H. Barber 1897-4-4 116 Los Angeles Santa Monica Canyon Comment
  UCR143255  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  UCR99519  Cryptantha clevelandii Steve Boyd, L. Raz 1997-5-6 9719 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  RSA177806  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-11 34656 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  UCR143254  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Southern Coast, hills between Del Rey and El Segundo 25 Comment
  RSA0013553  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2011-6-23 5747 Los Angeles SCE Power Line Road on ridgeline between Gleason Cyn and Beartrap Cyn, 1.3 air miles N of Mt. Gleason Rd. 1591 Comment
  RSA587252  Cryptantha decipiens Orlando Mistretta 1994-5-13 1200 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  RSA632841  Cryptantha decipiens R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39531 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR146877  Cryptantha intermedia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  POM8100  Cryptantha intermedia Joseph Grinnell 1917-4-3 s.n. Los Angeles Charsworth Park. Comment
  UCSB5600  Cryptantha intermedia B., K. 1943-6-15 Los Angeles Weather station on Johnstone Peak, west of San Dimas Canyon, San Gabriel Mtns. 975 Comment
  POM369509  Cryptantha maritima Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SD133159  Cryptantha micrantha var. micrantha E. La Rue, R. Montijo 2-4 Apr 1991 91 14 Los Angeles Paldale: south of Avenue M & E of Sierra Highway, north of Air Force Plant 790 Comment
  RSA0035997  Cryptantha microstachys R. G. Swinney 2010-6-21 13261 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 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
  RSA802427  Cryptantha muricata Orlando Mistretta, Cher Batchelor 2011-7-27 5995 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA0079154  Cryptantha muricata var. denticulata T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-6-25 3839 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA0119516  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-19 16561 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA0120159  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-27 16660 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  HSC87301  Cryptantha muricata var. muricata Steve Boyd, T. S. Elias 1987-4-14 2058 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  SBBG63839  Cryptantha nevadensis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA594674  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR132655  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR252883  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR280778  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-30 16259 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
  RSA0079293  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-6 10677 Los Angeles San Gabriel Mtns./Western Mojave Desert: Carr Canyon at confluence with Little Rock Creek. 909 Comment
  SBBG131886  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 261 Los Angeles S of Eel Cove Cyn, on top of 2nd rocky headland 54 Comment
  SBBG31353  Cryptantha wigginsii R. F. Thorne 1966-4-5 35850 Los Angeles above stream in Cottonwood Cyn 106 Comment
  RSA655931  Cupressus arizonica James Henrickson 2000-4-21 20716 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole; about 1 mile S of Hwy 138. Comment
  RSA0022377  Cuscuta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA703162  Cuscuta Scott D. White 2004-8-11 10700 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA409695  Cuscuta californica Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park Comment
  RSA709607  Cuscuta californica var. californica A. C. Sanders, A. Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  SBBG19166  Cuscuta occidentalis M. A. Piehl 1963-12-7 10557 Los Angeles across SE tip from Pyramid Head and opposite Triangulation Pt "Rock" 9 Comment
  RSA632513  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam, Pasadena Comment
  UC54965  Cuscuta salina H. P. Chandler 1902-9-9 2043 Los Angeles Ballona Marshes Comment
  RSA0014968  Cyclospermum leptophyllum Steve Boyd, R. E. Riefner 2007-4-27 11738 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CAS-BOT-BC56729  Cylindropuntia prolifera L. R. Abrams; I. L. Wiggins 1931-7-6 383 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SBBG107240  Cylindropuntia prolifera J. Rebman, J. Dunn 1996-4-29 3118 Los Angeles Eel Cove, near Eel Pt 10 Comment
  CAS-BOT-BC190269  Cynodon dactylon John H. Thomas 1957-6-17 6763 Los Angeles Occidental College Campus. Near Moore Laboratory. Comment
  RSA662680  Cynodon dactylon LeRoy Gross 2001-11-10 452 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
  UCR272928  Cyperus eragrostis Steven A. Junak 2000-6-29 SCa- 1352 Los Angeles Channel Islands, Santa Catalina Island, just east of Middle Ranch Road, c. 1.1 mi from intersection with Airport Road 290 Comment
  CAS-BOT-BC114414  Cyperus erythrorhizos F. R. Fosberg; J. Ewan 1931-8-10 4938 Los Angeles Wet soil along lakeshore Crystal Lake, N Fork San Gabriel. 1615 Comment
  CAS-BOT-BC114312  Cyperus esculentus Joseph Andorfer Ewan 1932-6-28 7501 Los Angeles Los Angeles River at Fletcher Ave Bridge. Comment
  RSA365108  Cyperus odoratus Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  UC1259260  Cystopteris fragilis L. L. Kiefer 1966-6-4 2163 Los Angeles ca. 1/2 mi from mouth Spruce Canyon (opposite San Antonio Canyon); San Gabriel Mts 975 Comment
  JEPS45732  Datisca glomerata Frank W. Peirson 1918-7-13 122 Los Angeles Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 762 Comment
  RSA596377  Datisca glomerata T. S. Ross, S. D. Boyd 1995-6-28 8628 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCR194013A  Datisca glomerata R. G. Swinney 1998-8-17 6776 Los Angeles San Gabriel Mtns., side canyon along Heaton Flat Trail, c. 1/4 mile east of trailhead at Heaton Flat in San Gabriel Canyon 732 Comment
  UC520363  Datura stramonium Louis C. Wheeler 1932-10-29 1438 Los Angeles Atlantic Ave. ca 8 mi n Long Beach; n <of> Long Beach 45 Comment
  RSA658420  Datura wrightii Erinn Wilson 1996-5-17 6 Los Angeles G canyon on Cal Poly Campus Pomona Comment
  RSA276107  Daucus pusillus Mark Hoefs, Doug Propst 1973-5-4 216 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  SBBG13349  Daucus pusillus E. R. Blakley 1962-6-10 5242 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 Comment
  UCD127406  Daucus pusillus Francis M. Ball 1948-5-1 s.n. Los Angeles Sepulveda Blvd., 1 mile west of tunnel, Santa Monican Mountains. Comment
  CAS-BOT-BC130939  Deinandra clementina A. J. McClatchie 1893-9-17 470 Los Angeles Catalina Comment
  SBBG61024  Deinandra fasciculata M. N. Ackley 1926-5-8 236 Los Angeles Little Rock 914 Comment
  SFV22028  Deinandra fasciculata V. Soza, I. E. Anderson, L. Gross 2000-6-6 982 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Chandler Fire Road (Verdugo Mountainway), northeast of O' La Tuna, above Fisher Canyon, south of La Tuna Canyon. Open ridgetop alongside fire road. 488 Comment
  UC53932  Deinandra fasciculata J. Burtt Davy 1901-6-1 7773 Los Angeles Redondo Comment
  UCD131057  Deinandra fasciculata Daryl Koutnik 1978-6-24 547 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  OBI70280  Delairea odorata LeRoy Gross 1999-2-20 115 Los Angeles Santa Monica Mts: Temescal Cyn, city of Pacific Palisades 122 Comment
  RSA394513  Delphinium cardinale Peterson 1931-7-14 s.n. Los Angeles Laurel Canyon. Comment
  RSA772587  Delphinium cardinale M. A. Dimmitt 1965-6-5 216 Los Angeles Claremont, near Pomona College; Pacific Ocean Drainage area 366 Comment
  SFV21407  Delphinium cardinale L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  NY24258  Delphinium luteum E. K. Balls 1952-3-27 16215 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR269928  Delphinium parishii R. G. Swinney 2010-6-1 13091 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
  UC854180  Delphinium parryi Ira W. Clokey, B. Templeton May 1929 4555 Los Angeles ridge Santa Monica Mountains, Mandeville Canyon 500 Comment
  UCR153976  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA398722  Delphinium parryi M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  CAS-BOT-BC116276  Delphinium parryi subsp. parryi George B. Grant 1901-5-18 s.n. Los Angeles Los Angeles Comment
  RSA400039  Delphinium patens subsp. hepaticoideum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA772588  Delphinium patens subsp. hepaticoideum Linda Heller 1973-5-8 49 Los Angeles Mouth of Mt. Evey Canyon, opposite San Antonio Reservoir; San Gabriel Mts. 793 Comment
  RSA783866  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 F Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA433215  Dendromecon rigida L. E. H. 1929-6-23 s.n. Los Angeles Pacaima Canyon. Head of canyon. Comment
  UCR259991  Dendromecon rigida R. G. Swinney 2010-3-16 11954 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
  UCR273280  Dendromecon rigida R. G. Swinney 2011-10-18 15836 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  SEINET12088955  Dendromecon rigida C. V. Braun 1975-1 140 Los Angeles T6N, R15W, 2 mi SW of junction with Spunky Canyon Road Comment
  SBBG98080  Deschampsia danthonioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5185 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  UCR210118  Deschampsia danthonioides R. G. Swinney 2008-7-24 9342 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CATA2944  Descurainia pinnata Sarah Ratay, Peter Dixon 2010-6-11 124 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  JEPS53437  Descurainia pinnata Frank W. Peirson 1919-1-25 309 Los Angeles Arroyo Seco; San Gabriel Mountains 381 Comment
  SD31163  Descurainia pinnata subsp. halictorum Edith A. Purer 1931-2-21 154 Los Angeles Palos Verdes Hills Comment
  SDSU14840  Dichelostemma capitatum Patrick McConnell 2003-4-27 23 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south of solar powered shack. 89 Comment
  SEINET12053838  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5307 Los Angeles Antelope Valley Comment
  RSA653468  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 751 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  SD215335  Dichelostemma capitatum subsp. capitatum Steve Boyd, Lauren Raz, et al 1997-4-1 9473 Los Angeles Liebre Mountains Region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under high power lines. 792 Comment
  RSA52500  Dichelostemma capitatum subsp. capitatum I. L. Wiggins 1949-2-22 11959 Los Angeles Northern end of San Clemente Island Comment
  CAS-BOT-BC224615  Dichondra occidentalis Robert F. Thorne; P. Everett 1965-6-24 35020 Los Angeles Santa Catalina Island: Rancho Escondido, Escondido Canyon 213 Comment
  UCR124257  Digitaria ischaemum L. C. Wheeler 1966-10-27 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  SD30597  Digitaria sanguinalis E. A. Purer 1931-9-4 2338 Los Angeles Back yard LA Comment
  UCSC000081  Digitaria sanguinalis Mrs. H. S. Yates 2014-6-1 s.n. Los Angeles Pomona Comment
  RSA0091482  Diospyros lotus R. G. Swinney 2011-6-30 15395 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC150858  Diplacus X australis H. E. Hasse 1893-5-1 s.n. Los Angeles Near Soldiers Home Comment
  CAS-BOT-BC153054  Diplacus fremontii L. R. Abrams 1941-4-24 13948 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  CAS-BOT-BC150628  Diplacus longiflorus Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC150656  Diplacus longiflorus H. E. McMinn 1924-6-20 1235 Los Angeles [Tumbull Canon] Turnbull Canyon, Whittier Comment
  UC173982  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles Pasadena Comment
  CATA1547  Distichlis spicata Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2787 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  UCD64579  Distichlis spicata Collector Unknown 1992-7-1 Los Angeles Townsley Canyon, Ed Davis County Park. Comment
  UCR87435  Dodecatheon clevelandii R. G. Swinney 1994-4-8 2758 Los Angeles Eastern San Gabriel Mtns., Glendora Wilderness Park 457 Comment
  RSA600919  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  RSA592361  Dodecatheon clevelandii subsp. insulare Mark Hoefs 1974-3-28 415 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  SBBG38688  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-16 571 Los Angeles Middle Ranch 500 Comment
  UC1532947  Draba corrugata Robert F. Thorne, C. W. Tilforth and John Dourley 1969-7-29 38867 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest 2423 Comment
  RSA587247  Drymocallis glandulosa var. glandulosa Orlando Mistretta 1994-5-13 1196 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA729522  Drymocallis glandulosa var. glandulosa R. G. Swinney 1999-7-5 7536 Los Angeles San Gabriel Mountains, upper Cedar Canyon, about 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction with Hwy 2 1915 Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  RSA660262  Drymocallis glandulosa var. reflexa Orlando Mistretta, Peter L. Morrell 1992-6-4 491 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  CAS-BOT-BC67938  Dryopteris arguta Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8110 Los Angeles Liebre Mountains - Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from 847 Comment
  LA1775  Dryopteris arguta Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA200107  Dryopteris arguta Lawrence L. Kiefer; 1966-4-9 1835 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, ca 3 mi N of Sunset Blvd in ravine W of road. 182 Comment
  UCR255511  Dryopteris arguta Dan S. Cooper 2014-5-23 514- 49 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  CAS-BOT-BC67947  Dryopteris arguta Henry J. Thompson; Peter H. Raven 1959-10-31 14726 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.0 miles north of Sunset Boulevard 274 Comment
  POM305753  Dryopteris arguta Henry J. Ramsey, Henry J. Ramsey 1937-6-27 940 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA423480  Dudleya caespitosa Howard Mullins 1931-5-9 s.n. Los Angeles El Segundo Comment
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Dec 4 2018
  UCR269927  Dudleya cymosa R. G. Swinney 2010-6-1 13108 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
  CAS-BOT-BC428125  Dudleya cymosa subsp. cymosa Peter H. Raven; Robert F. Thorne 1964-5-7 19025 Los Angeles At summit of Saddle Rock, Santa Monica Mountains. Comment
  LA105035  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-5-7 15325 Los Angeles Santa Monica Mountains, Arroyo Sequit, upper Arroyo Sequit 243 Comment
  RSA610974  Dudleya cymosa subsp. pumila L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 1/4 mile upstream from Alder Gulch. 1158 Comment
  RSA83407  Dudleya cymosa subsp. pumila Joseph A. Ewan 1932-7-4 7572 Los Angeles Millard's Canyon, above the falls Comment
  UC933296  Dudleya cymosa subsp. pumila Reid Moran 1949-5-31 3271 Los Angeles Arroyo Seco 762 Comment
  UC1127121  Dudleya lanceolata Jerome S. Horton 1937-6-14 461 Los Angeles San Dimas Wash Pomona Quadrangle 365 Comment
  UCR275008  Dudleya lanceolata Michael Honer, Rachel Woodard 2006-4-21 2220 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  RSA397770  Dudleya lanceolata Elizabeth A. White 1928-04 s.n. Los Angeles El Segundo Comment
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Jun 14 2012
  UCD101934  Dudleya multicaulis Daryl Koutnik 1978-3-27 177 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  UC1215222  Dudleya virens Peter H. Raven 1962-7-10 17984 Los Angeles canyon below Lemon Tank; San Clemente 228 Comment
  UCD98653  Dysphania ambrosioides Daryl Koutnik 1978-8-24 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  RSA478454  Dysphania botrys Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  CDA1981  Echinochloa colona T. C. Fuller 1967-1-23 15435 Los Angeles Southeast corner of Church Lane & Montan Avenue, northwest of Westwood. 0 Comment
  UCR178184  Echinochloa crus-galli LeRoy Gross, Wayne Law 2000-8-8 252 Los Angeles Verdugo Mountains, Big Tujunga Wash, East of Hansen Dam, along river between Wentworth Street and the Tujunga ponds 366 Comment
  CAS-BOT-BC445602  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Transverse Range; San Gabriel Mtns.: Puddingstone Diversion Dam, San Dimas Canyon. 354 Comment
  LA211128  Echium candicans Arthur C. Gibson; Tarja Sagar, Tony Valois 2010-2-18 5267 Los Angeles SANTA MONICA MOUNTAINS, Along Siena Way ca. 2 km from Pacific Coast Hwy, Malibu. Comment
  UCR219408  Ehrharta erecta R. G. Swinney 2009-4-1 10239 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  CAS-BOT-BC113045  Eleocharis montevidensis I. Johnston 1917-6-14 s.n. Los Angeles West of Pomona, wet ground along creek. Comment
  RSA593578  Eleocharis parishii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8912 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  CAS-BOT-BC112160  Eleocharis radicans Ernest Braunton 1902-10-1 725 Los Angeles Oak Knoll Comment
  CHSC96049  Eleocharis radicans LeRoy Gross; Andrea E. Gutman, Sarah Gutman 2000-9-8 271 Los Angeles Big Tujunga Wash/Verdugo Mountains: Tujunga Ponds. 335 Comment
  UC111897  Eleusine indica Ernest Braunton 1907-1 1281 Los Angeles Los Angeles Garden 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
  CAS-BOT-BC207375  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  RSA596378  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1995-6-29 8660 Los Angeles Near west summit of LIEBRE MOUNTAIN 1707 Comment
  RSA597562  Elymus elymoides subsp. elymoides Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3755 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR209642  Elymus glaucus R. G. Swinney 2008-7-2 9133 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0127509  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-18 10097 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  RSA584593  Elymus glaucus subsp. jepsonii Timothy S. Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles between Wilson Canyon Saddle on May Canyon Saddle 1097 Comment
  RSA725104  Emmenanthe penduliflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -49 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC56710  Emmenanthe penduliflora Harley P. Chandler 1897-5-17 Los Angeles San Jose Hills; Pomona 304 Comment
  UCR256165  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  CAS-BOT-BC131154  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-6-20 402 Los Angeles Between Oakgrove Canyon and Elizabeth Lake, Liebre Mountains Comment
  SBBG121469  Encelia actoni R. Burgess, P. Munro 1999-4-17 3242 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk between first and second narrows 487 Comment
  CAS-BOT-BC131196  Encelia californica Ernest Braunton 1902-5-1 288 Los Angeles Redondo Comment
  CATA947  Encelia californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1812 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA60871  Encelia californica Frank W. Gould 1944-3-26 2177 Los Angeles Palos Verde hills near Walteria. Comment
  SDSU3832  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles Canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island. Comment
  UCD131277  Encelia californica Lisa J. Seemann; Toni Machado 1993-4-28 s.n. Los Angeles ca. 0.3 mile north on San Francisquito Canyon from intersection of Seco Canyon on east side of road. 304 Comment
  RSA114361  Ephedra nevadensis Percy C. Everett, E. K. Balls 1956-5-9 21563 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. Joshua Tree community 762 Comment
  RSA584840  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR280549  Ephedra nevadensis R. G. Swinney 2014-4-18 16134 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  OBI34041  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  CAS-BOT-BC166188  Epilobium canum subsp. canum R. J. Dobbs 1924-8-6 s.n. Los Angeles 4/5 mile north of Swetzer [Switzer] Stream Trail Comment
  CAS-BOT-BC166220  Epilobium canum subsp. canum F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  CAS-BOT-BC166264  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 a Los Angeles Santa Catalina Island: at Little Harbor 4 Comment
  CAS-BOT-BC166279  Epilobium canum subsp. canum G. P. Rixford 1912-12-1 s.n. Los Angeles Catalina Island Comment
  LA202759  Epilobium canum subsp. canum Barry A. Prigge; 2011-10-20 16132 Los Angeles Santa Monica Mountains, Mt Bell, Griffith Park, Mt Hollywood Trail ca 70 m E (upslope) of junction with Vista del Valle Dr Comment
  RSA638923  Epilobium canum subsp. canum Louis C. Wheeler 1946-8-27 6249 Los Angeles San Gabriel Mountains: Angeles Forest Highway opposite junction of Mill Creek & Big Tujunga Canyon 869 Comment
  SBBG60117  Epilobium canum subsp. canum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  SBBG60118  Epilobium canum subsp. canum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  SD233891  Epilobium ciliatum Jennifer H. Jones 2006-5-17 306 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: Just in front of Claremont Wilderness Park. N end of Mills Avenue. 497 Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  RSA547476  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Orlando Mistretta 1992-7-24 6772 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  SEINET9079207 Image available Epilobium ciliatum subsp. ciliatum Harry L. Bauer 1928-1 [s.n.] Los Angeles Long Beach Comment
  RSA600429  Epilobium paniculatum Louis C. Wheeler 1932-9-14 1383 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 183 Comment
  POM6404  Epipactis gigantea M. Hitchcock 1918-7-28 s.n. Los Angeles Pacoima Canyon. Comment
  POM1816  Epipactis gigantea Mary Newby s.n. Los Angeles Claremont. 366 Comment
  RSA381698  Epipactis gigantea Geo L. Moxley 1915-5-30 235 Los Angeles Scholl's Canyon, San Rafael Hills Comment
  UC211429  Equisetum X ferrissii I. Johnston 1917-5-13 27 T Los Angeles El Monte 121 Comment
  RSA650200  Equisetum hyemale var. affine Bob McKeand 1949-2-20 s.n. Los Angeles San Dimas Canyon. Comment
  SDSU1968  Equisetum hyemale var. robustum Louis C. Wheeler 1931-9-5 457 Los Angeles San Dimas Cnayon, San Gabriel Mountains. 488 Comment
  POM9733  Equisetum laevigatum F. W. Peirson 1920-4-25 s.n. Los Angeles Arroyo Seco, Pasadena 411 Comment
  RSA0073365  Equisetum laevigatum R. G. Swinney 2010-3-16 11960 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SBBG56332  Equisetum laevigatum R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  RSA684632  Equisetum laevigatum H. C. Ackley 1929-05 305 Los Angeles San Dimas Canyon, wet land Comment
  CAS-BOT-BC57751  Equisetum telmateia J. Ewan 1931-10-24 5280 Los Angeles 1/2 mi. below Seminole Hot Springs, Santa Monica Mts. Comment
  CAS-BOT-BC204581  Eragrostis mexicana subsp. virescens Greata No date on label s.n. Los Angeles Redlands Comment
  CDA2076  Eragrostis minor R. G. Howell 1965-6-28 Los Angeles Newhall Avenue, Saugus. 0 Comment
  POM275306  Eragrostis minor Lyman Benson 1944-10-10 11551 Los Angeles Claremont 351 Comment
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA149699  Eremocarpus setiger George W. Barclay 1839-1 3052 Los Angeles San Pedro. Comment
  SEINET10805118  Eremocarpus setiger Walter H. Lewis 1991-6-13 Lewis 14930 Los Angeles Padua Hills, N. Claremont, between Padua and Mills roads on Mt. Baldy Drive. 518 Comment
  LA200983  Eremothera boothii subsp. decorticans Carl Wishner; 1988-3-12 1413 Los Angeles 500.0 Comment
  JEPS69007  Eriastrum densifolium Frank W. Peirson 1919-6-18 482 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  JEPS69008  Eriastrum densifolium Frank W. Peirson 1919-7-29 521 Los Angeles Mt. Wilson San Gabriel Mts. (summit) 1767 Comment
  RSA0082831  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2011-7-21 15553 A Los Angeles Strawberry Peak summit. 1860 Comment
  UCR141732  Eriastrum densifolium subsp. densifolium L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mtns, East Fork of Alder Creek off Big Tujunga 1494 Comment
  SBBG31211  Eriastrum filifolium R. F. Thorne 1966-6-2 36527 Los Angeles between Moonstone and White Coves 30 Comment
  RSA0110974  Eriastrum sapphirinum subsp. brevibracteatum Francis M. Ball 1962-6-2 SK&F- 961 Los Angeles Near Pearblossom 915 Comment
  RSA0110984  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, Dick Tilforth 1978-6-21 52326 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA758726  Ericameria C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  CAS-BOT-BC286764  Ericameria cuneata var. cuneata Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3789 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  RSA710598  Ericameria linearifolia R. K. Brummitt, Steve Boyd 1998-5-25 20035 Los Angeles 14 km N of Castaic, near summit of Warm Springs Mt. 1190 Comment
  SD68971  Ericameria linearifolia James Henrickson 1966-4-16 2234 Los Angeles Soledad Canyon along Escondito Canyon Road, 1 mile northwest of Highway 14. 885 Comment
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Jul 9 2014
  UCD131414  Ericameria linearifolia A. C. Sanders; E. J. Lawlor 1988-4-3 7740 Los Angeles Southwestern end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway. 391 Comment
  CAS-BOT-BC298900  Ericameria nauseosa var. bernardina Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley, San Gabriel Mts Comment
  UC1746111  Ericameria nauseosa var. bernardina Annetta M. Carter, Arthur Carter 1935-9-13 987 Los Angeles Open ridge 1.5 mi. E of Horse Flats. San Gabriel Mtns. Comment
  RSA503358  Ericameria nauseosa var. hololeuca S. J. Myers 1988-10-13 s.n. Los Angeles East Lancaster, at & near Little Rock Wash, between 40th St. E and 70th St. E, and between Ave. L and Ave. J. 732 Comment
  SBBG62954  Ericameria nauseosa var. hololeuca R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, ca. 7 mi E of Saugus Comment
  RSA156707  Ericameria palmeri var. pachylepis L. R. Abrams 1904-9-20 4201 Los Angeles Dry mesa, Inglewood. Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  CAS-BOT-BC131660  Ericameria parishii var. parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Mandeville Canyon, 5.8 miles north of Sunset Boulevard 365 Comment
  CAS-BOT-BC293153  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont Comment
  JEPS22405  Ericameria pinifolia C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon San Gabriel Mts., San Gabriel Canyon 914 Comment
  LA202757  Ericameria pinifolia Barry A. Prigge; 2011-10-20 16133 Los Angeles Santa Monica Mountains, Mt Hollywood, Griffith Park, 75 m NNE of peak and 85 m ESE of water tank 488.0 Comment
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Jun 18 2014
  RSA588923  Ericameria pinifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2928 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
  UCD131575  Ericameria pinifolia Geoffrey Levin 1975-4-27 41 Los Angeles below San Antonio Canyon Dam, Claremont. 335 Comment
  UC122500  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3451 Los Angeles near Claremont; San Antonio Canyon Comment
  UCD131779  Erigeron canadensis Kenneth A. Wilson 1963-10-24 1306 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, 1/2 mile NW of Topanga Canyon Blvd. Comment
  UCD150966  Erigeron glaucus D. S. Park 2010-4-27 52 Los Angeles Ranch Santa Ana Botanic Garden 387 Comment
  CHSC26418  Eriodictyon crassifolium K. Tan 1965-4-26 15 Los Angeles Santa Monica Mtns. 304 Comment
  UC1922571  Eriodictyon crassifolium Gary Kovnat with LeRoy Gross 2003-2-16 20 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  SEINET12315364  Eriodictyon crassifolium C. V. Braun 1974-1 13 Los Angeles ca 1.5 mi W of Newhall Exit, Interstate 5 Comment
  UCD168359  Eriodictyon crassifolium var. crassifolium 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
  RSA703898  Eriodictyon crassifolium var. crassifolium Gary D. Wallace, Ann Hiller 1983-5-18 2038 Los Angeles San Gabriel Mountains, Angeles National Forest. Near mile post 22.82 along Angeles Forest Hwy. 945 Comment
  RSA401519A  Eriodictyon crassifolium var. nigrescens Bonnie C. Templeton 1947-5-21 6254 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC127210  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  RSA664092  Eriodictyon trichocalyx Marianne Marshall 1981-4-26 10 Los Angeles 1.0 mi N of fire station, East Fork of San Gabriel River on Hiking trail. Comment
  CHSC26417  Eriodictyon trichocalyx var. trichocalyx Koko Williams 1967-5-20 99 Los Angeles Ca. 15 miles NE of Azusa at end of East Fork Rd. along East Fork of San Gabriel River in San Gabriel Mtns. 1219 Comment
  RSA773290  Eriogonum R. G. Swinney 2009-6-24 11271 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR223123  Eriogonum R. G. Swinney 2009-7-22 11360 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCD99684  Eriogonum angulosum A. C. Sanders 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed; Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon. WNW of Del Valle. 335 Comment
  POM158209  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11175 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  RSA506846  Eriogonum baileyi var. baileyi James L. Reveal, Barbara J. Ertter 1976-6-28 4553 Los Angeles San Gabriel Mountains: Angeles Forest Highway (CA Hwy N-3) in Kentucky Canyon, 4.0 miles S of CA Hwy 14 and 3.3 miles N of the Aliso Canyon Road. 1067 Comment
  SBBG33438  Eriogonum brachyanthum A. D. E. Elmer -Jun-1902 3688 Los Angeles Acton Comment
  UCR127664  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25256 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  SBBG28198  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles lower Topanga Cyn, about 1.5 mi E of ocean beach Comment
  SBBG33437  Eriogonum cithariforme A. D. E. Elmer -Jun-1902 3713 Los Angeles Acton Comment
  RSA587226  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-11 1181 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA0113998  Eriogonum davidsonii R. G. Swinney 2010-9-7 13709 Los Angeles San Gabriel Mountains; Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  SBBG125525  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-15 3290 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1305 Comment
  UCD99870  Eriogonum davidsonii R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  UCR220062  Eriogonum davidsonii R. G. Swinney 2009-4-24 10444 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR280745  Eriogonum davidsonii R. G. Swinney 2014-4-23 16164 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  SBBG62027  Eriogonum elongatum var. elongatum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Comment
  RSA279040  Eriogonum elongatum var. elongatum Robert F. Thorne 1971-4-23 41481 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  CHSC1320  Eriogonum fasciculatum var. foliolosum E. Thomas 1938-3-17 Los Angeles Claremont Comment
  CHSC100186  Eriogonum fasciculatum var. polifolium John Dittes 2006-6-5 1403 Los Angeles Transverse Ranges; San Gabriel Mtns; Peace Valley, east of Gorman Creek; ca. 4.9 air miles NW of Pyramid Lake dam, 6.7 air miles SE of Gorman, and 0.6 air miles N of confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy 5, north and east of Little Bear Road exit. 896 Comment
  RSA393462  Eriogonum fasciculatum var. polifolium Bonnie C. Templeton 1932-8-26 5093 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2195 Comment
  RSA718064  Eriogonum fasciculatum var. polifolium R. G. Swinney 1997-8-19 5819 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA766111  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon off W. Fork San Gabriel R. San Gabriel Mts. 1220 Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  CAS-BOT-BC253441  Eriogonum gracile L. R. Abrams 1902-7-5 2721 Los Angeles San Gabriel Wash near Azusa Comment
  RSA226092  Eriogonum gracile var. gracile Robert F. Thorne, C. W. Tilforth 1971-6-17 39903 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  SBBG61957  Eriogonum gracillimum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Jct Comment
  SD107864  Eriogonum grande var. grande Glen A. Gorelick 1978-7-17 Los Angeles Santa Catalins Island, Little Fisherman's Cove campground, Isthmus Comment
  POM49216  Eriogonum mohavense A. D. E. Elmer 1902-06 3651 Los Angeles Lancaster. Comment
  RSA550433  Eriogonum nudum var. pauciflorum Tim S. Ross 1992-7-10 6649 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 970 Comment
  UCR45041  Eriogonum parvifolium A. C. Sanders 1986-7-30 6826 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC258231  Eriogonum pusillum Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek 1 mile north of Big Rock Springs 1143 Comment
  RSA424976  Eriogonum thurberi Anstruther Davidson 1920-6-1 s.n. Los Angeles Acton. Comment
  UC1375439  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles summit of Mt. Burnham San Gabriel Mts., Angeles National Forest, Mt. Burnham 2740 Comment
  RSA420562  Eriogonum umbellatum var. munzii Bonnie C. Templeton 1932-7-21 5030 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mountains 2195 Comment
  RSA766480  Eriogonum umbellatum var. munzii Raymond J. Dobbs 1924-7-17 s.n. Los Angeles Buckhorn. San Gabriel Mts. [no county specified] 1982 Comment
Read comments
Jan 19 2015
  RSA782513  Eriogonum wrightii Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 6 Los Angeles road 7N23 turn from road 7N08 Comment
  CAS-BOT-BC265002  Eriogonum wrightii var. subscaposum Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman, San Gabriel Mts, near Pasadena 2590 Comment
  RSA188494  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35364 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  CAS-BOT-BC297975  Eriophyllum confertiflorum Mrs. G Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  POM357940  Eriophyllum confertiflorum B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  RSA0110203  Eriophyllum confertiflorum var. confertiflorum Richard G. Swinney 2011-5-16 14731 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA640149  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  RSA721868  Eriophyllum confertiflorum var. confertiflorum Lucila Reccia, Naomi Fraga 2007-6-27 s.n. Los Angeles Fireroad to Mt. Waterman. SE of the Ski Hut Area. 2348 Comment
  SBBG45063  Eriophyllum confertiflorum var. confertiflorum C. B. Wolf 1928-5-11 2181 Los Angeles S base of Newhall grade 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
  CAS-BOT-BC308362  Eriophyllum nevinii June Giddings 1924-8-1 s.n. Los Angeles Pebbly Beach, Santa Catalina Island Comment
  UCR280510  Eriophyllum pringlei R. G. Swinney 2014-4-10 16018 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UC1563112  Eriophyllum pringlei Steve Boyd and Orlando Mistretta 1986-3-31 1537 B Los Angeles 4 mi e jct w/Hwy 18 Highway 138 (ne of Pinyon Hills); Mojave Desert 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
  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
  HSC8500  Erodium cicutarium T. L. Ackerman 1964-3-29 21 Los Angeles 1 mi. S of Kern Co. line on Hwy. 99 Comment
  LA200508  Erodium cicutarium Harlan Lewis; 1940-2-24 1090 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  RSA391811  Erodium cicutarium Unspecified 1930-6-30 499 Los Angeles Del Rey. 3 Comment
  RSA652311  Erodium cicutarium Marion P. Harthill 1972-4-8 s.n. Los Angeles Glendora Mt. Rd. 1067 Comment
  RSA659119  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  LA212293  Erysimum asperum Nancy Anderson; 1955-5-21 s.n. Los Angeles Van der Venter Flat. Comment
  CAS-BOT-BC40776  Erysimum capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain. Upper northerly slope of major flat topped ridge. 2048 Comment
  CAS-BOT-BC32839  Erysimum suffrutescens LeRoy Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  SEINET3237807 Image available Erythranthe guttata R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  CHSC26327  Erythranthe palmeri Wesley O. Griesel 1966-4-23 Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC403166  Eschscholzia californica D. W. Kyhos 1962-3-15 62 -33 Los Angeles Point Dume Comment
  UCD95308  Eschscholzia californica P. C. Everett; E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles north from entrance to Angeles National Forest (San Gabriel Canyon.) 365 Comment
  RSA445471  Eschscholzia ramosa F. R. Fosberg 1931-4-13 S- 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  CATA2921  Eucalyptus cladocalyx Sara L. Crockett, Michael Daligdig 1996-10-21 4 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  SD69515  Eucrypta chrysanthemifolia Robert F Thorne 1966-4-5 35840 Los Angeles Santa Catalina Island; Cottonwood Canyon. 106 Comment
  UCR222457  Eucrypta chrysanthemifolia var. chrysanthemifolia R. F. Thorne 1980-4-26 54142 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  RSA0091522  Eulobus californicus R. G. Swinney 2010-4-15 12260 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
  SBBG61342  Eulobus californicus R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UC423048  Eulobus californicus Geo. B. Grant June 1904 430 Los Angeles Pasadena Comment
  UCR277183  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA657455  Euphorbia J. Keeling 1980-6-2 44 Los Angeles Verdugo Mountains Region: West side of lot next to fence, 3806 Fourth Avenue, La Crescenta. 473 Comment
  UCR153575  Euphorbia albomarginata A. C. Sanders, T. B. Salvato 2005-4-26 29715 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
  RSA747753  Euphorbia dendroides Scott D. White, Justin M. Wood, C. Huntley, J. Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  POM11183  Euphorbia lathyris I. M. Johnston 1917-6-20 1747 Los Angeles San Antonio Canyon. (7 Oaks) Comment
  UCR281301  Euphorbia melanadenia R. G. Swinney 2014-5-19 16593 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  UCD142478  Euphorbia peplus Louis C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains; Sunset Ridge on south side of Millard Canyon. 640 Comment
  UCR211898  Euphorbia serpens LeRoy Gross 2008-9-1 3574 A Los Angeles Coastal Plains and Basins; san bernardino Basin Region, yard in la verne, off Brassie Street, east of Esperanza Drive; NE of Live Oak Reservoir 396 Comment
  RSA605373  Euphorbia terracina D. Koutnik 1996-3-14 s.n Los Angeles Corral Canyon road about 1/4 mi. N. of Pacific coast hwy, at crossing of Solstice Canyon. 10 Comment
  SDSU12183  Extriplex californica R. M. Beauchamp 1967-1-28 111 Los Angeles San Clemente Island. Comment
  UCR275287  Festuca myuros Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  LA33396  Festuca myuros Peter H. Raven; 1959-4-4 13975 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  RSA0091139  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  UCR270802  Festuca octoflora R. G. Swinney 2011-5-26 14871 A Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC474733  Ficus microcarpa R. E. Riefner, Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grande Ave. at Walnut Creek, general vicinity of Fairway Lane 150 Comment
  UCR259949  Filago californica R. G. Swinney 2010-4-28 12436 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0107886  Filago gallica Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 555 Los Angeles Santa Catalina Island. Upper part of Hamilton Canyon grainage, just downslope from Airport Road. 305 Comment
  RSA729847  Frangula californica subsp. californica R. G. Swinney 1999-6-21 7352 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  SBBG128074  Frankenia salina B. E. Carter 2012-8-23 6999 Los Angeles Two Harbors at top of Catalina Harbor 1 Comment
  RSA464908  Fraxinus dipetala Freda Detmers 1933-4-10 17587 Los Angeles Sierra Madre Mountains; Little Tujunga Canyon Comment
  RSA714693  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 Los Angeles Around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA727616  Fraxinus dipetala R. G. Swinney 1998-4-15 6018 Los Angeles San Gabriel Mountains: bottom of Evey Canyon, 0.7 mi. west of San Antonio Canyon Rd. 793 Comment
  SD255800  Fraxinus latifolia Ian Cain, Natasha Bartely 2010-6-23 1535 Los Angeles Angeles National Forest, San Gabriel Mountains; Along Bear Creek east of Cogswell Dam. 562 Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC212397  Fremontodendron californicum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3359 Los Angeles Ca 120 m. NNW of Icy Springs, around a stone building that has been gutted by fire, the Webber Cabin, Big Rock Creek Canyon, San Gabriel Mountains 1731 Comment
  UC18987  Fremontodendron californicum J. H. Barber 1897-6-30 231 Los Angeles Pierson's Mine Comment
  RSA628305  Fremontodendron californicum subsp. californicum Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mountains: Gold Bar mill site. Comment
  UC634773  Fremontodendron californicum subsp. californicum Margaret Stason 1927-5-14 Los Angeles San Gabriel Mountains, Pinyon Ridge Pinyon Ridge; San Gabriel Mountains, Pinyon Ridge Comment
  POM1728  Fritillaria biflora W. M. S s.n. Los Angeles South Hills [county not specified; Munz hand-wrote (Pomona) on label] Comment
Read comments
Mar 25 2014
  POM175432  Fritillaria pinetorum Joseph A. Ewan 1930-6-24 2676 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  JEPS114003  Galium andrewsii subsp. intermedium Timothy S. Ross and Steve Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point Comment
  RSA592280  Galium andrewsii subsp. intermedium Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  CHSC3660  Galium angustifolium Mary Mac Arthur 1966-4-28 2 Los Angeles San Franciscito. 304 Comment
  UCSB6249  Galium angustifolium Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon SRE plot Comment
  LA103215  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1985-6-14 6407 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  SBBG7292  Galium angustifolium subsp. angustifolium H. and M. Dearing 1936-5-15 1824 Los Angeles Bouquet Cyn Comment
  UC416626  Galium angustifolium subsp. angustifolium Geo. B. Grant Apr 1904 488 Los Angeles Pasadena Comment
  CAS-BOT-BC223045  Galium angustifolium subsp. gabrielense Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3771 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  SEINET12285260  Galium angustifolium var. siccatum M. T. Doutt 1931-1 651 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson 1615 Comment
  CHSC95773  Galium aparine LeRoy Gross; Naomi Fraga 2002-4-4 508 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  UC447149  Galium californicum subsp. flaccidum J. Ewan 1931-5-30 4256 Los Angeles trail from Sturtevant Divide to W. Fork San Gabriel River; San Gabriel Mts. 1143 Comment
  UC483360  Galium catalinense L. R. Abrams and I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  UC729798  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  UC1408956  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles Norton Canyon San Clemente Island 274 Comment
  UC2029961  Galium grande V. Soza, Samantha Tessel 2001-6-18 1284 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.6 mile from trailhead out of Chantry Flat area. Comment
  RSA202690  Galium jepsonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4122 Los Angeles San Gabriel Mountains, Cloudburst Summit on Angeles Crest Highway north of Waterman Mountain. 2140 Comment
  SBBG128565  Galium nuttallii subsp. insulare M. L. Hoefs, R. Given 1992-4-16 1801 Los Angeles Wild Boar Gully 152 Comment
  LA33610  Galium nuttallii subsp. nuttallii Peter H. Raven; 1959-5-5 14141 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  UCR146222  Galium nuttallii subsp. nuttallii Valerie Soza, Et al. 2000-6-27 1036 Los Angeles San Gabriel Mountains, Firebreak above Chantry Flat Heliport, 0.7 mi SW of Chantry Flat along FSR 2N41.2, south of San Olene Canyon 854 Comment
  CATA1379  Galium parisiense Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2501 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA0107227  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  UCR271595  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA585533  Galium porrigens var. porrigens Tim S. Ross 1992-4-21 6225 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  UCR143048  Galvezia speciosa Reid Moran 1941-2-23 602 Los Angeles Channel Islands, Santa Catalina Island, northwest of Johnson's Valley 10 Comment
  UCR71325  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4430 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CAS-BOT-BC304350  Gamochaeta pensylvanica Philip A. Munz 1934-5-1 13129 Los Angeles Claremont 365 Comment
  RSA545200  Gamochaeta pensylvanica Timothy S. Ross 1992-5-17 6336 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  CATA1549  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2789 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  SBBG119285  Garrya flavescens V. Soza, L. Gross, J. Kuo 1999-7-6 609 Los Angeles SW side of Big Rock Crk, Manzanita Trail from S Fk Cmpgrd; T4N R9W SE/4, NE/4 S34 1584 Comment
  RSA309628  Garrya veatchii Walter Wisura 1983-8-30 3926 Los Angeles N slopes of Sunset Peak Comment
  POM177949  Garrya veatchii J. Ewan 1931-3-21 4073 [?] Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 823 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  UCR223201  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA444647  Gayophytum heterozygum D. Charlton 1986-6-15 226 Los Angeles Lightning Ridge at intersection of Forest Rd 3N06 and Angeles Crest Hwy, ca 4 mi NW of San Bernardino Co line and 5 mi NW of Wrightwood. 2256 Comment
  RSA717788  Gayophytum oligospermum R. G. Swinney, Dave Larson 1996-7-17 5124 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  LA200520  Geranium carolinianum Unknown; sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  LA51410  Geranium carolinianum Peter H. Raven; 1960-4-2 14850 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  CATA532  Geranium pusillum Sara L. Crockett 1997-4-29 685 Los Angeles Santa Catalina Island: S margin of Bulrush Reservoir, upper pool 332 Comment
  RSA442303  Geranium pusillum Anstruther Davidson 2874 Los Angeles Sawtelle, Comment
  OBI32732  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reserve Nursery, Brentwood, W Los Angeles Comment
  RSA594652  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA598063  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9467 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  IRVC26456  Gilia angelensis A. C. Sanders, Mark Elvin, et al. 2003-3-4 25691 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  POM96975  Gilia angelensis P. A. Munz 1925-4-23 9430 Los Angeles San Gabriel Canyon. 488 Comment
  RSA187849  Gilia angelensis R. F. Thorne 1966-4-6 35915 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  RSA72292  Gilia angelensis F. W. Peirson 1918-5-26 157 Los Angeles Hennigers Flat, Mt. Wilson Toll Road 853 Comment
  SFV5488  Gilia angelensis W. A. Kelley 1966-3-19 s. n. Los Angeles North Hollywood. In sandy lots near Riverside Drive and Whitsett. Comment
  PASA775  Gilia brevicula Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR124759  Gilia capitata B. C. Templeton 1930-5-19 1461 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UCR258702  Gilia capitata R. G. Swinney 2010-3-22 12016 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR143132  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  JEPS33700  Gilia capitata subsp. capitata John Thomas Howell 1928-5-6 3783 Los Angeles near Fern Lodge (Santa Anita Canyon); San Gabriel Mts., , nr Fern Lodge Comment
  JEPS69584  Gilia diegensis Frank W. Peirson 1919-4-19 385 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 548 Comment
  RSA775526  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-5-22 5190 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  UCR205900  Gilia diegensis R. G. Swinney 2008-5-8 8791 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC226331  Gilia latiflora subsp. davyi W. R. Dudley; F. H. Lamb 1896-6-8 4381 Los Angeles Kings Canyon, Liebre Mountains Comment
  SD257336  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley Co. Los Angeles 914 Comment
  POM280099  Gilia latiflora subsp. latiflora Lyman Benson 1932-3-25 3146 Los Angeles Little Rock. 762 Comment
  RSA777622  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2010-5-20 5158 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SFV19333  Gilia leptantha subsp. transversa P. Wilson, J. N. Hogue 2005-5-23 4215 Los Angeles San Gabriel Mountains Highway 2, about 0.3 km east of Newcomb Ranch. In roadside depression. 1650 Comment
  RSA778739  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-1 5235 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UC908502  Gilia modocensis Herbert L. Mason 1926-4-27 3028 Los Angeles Rock Creek , Rock Creek (desert slope of San Gabriel Mts.) Comment
  UCR203206  Gilia modocensis R. G. Swinney 2005-5-21 8247 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA587166  Gilia modocensis Orlando Mistretta 1995-4-28 1653 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  UCR223782  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10902 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  RSA0083780  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1992-6-19 598 Los Angeles Transverse Ranges; San Gabriel Mtns.: Angeles National Forest; Timber Mountain. On saddle between Timber and Telegraph Pk. Comment
  CAS-BOT-BC402077  Gilia ochroleuca subsp. vivida L. R. Abrams 1901-7-1 1898 Los Angeles Wilson's Peak Comment
  UC23662  Gilia ochroleuca subsp. vivida H. M. Hall 1896-8-7 300 Los Angeles Schwartout Canyon , Schwartout Canyon (San Antonio Mountains) 2042 Comment
  RSA470176B  Gilia sinuata Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  UCR172298  Gilia splendens subsp. splendens Anuja Parikh, Nathan Gale 2005-7-18 2144 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  CAS-BOT-BC303660  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  OBI45942  Glebionis coronaria Clifton F. Smith 1957-6-13 5569 Los Angeles Along Figueroa St near Long Beach Comment
  UCR256224  Glycyrrhiza lepidota R. G. Swinney 2010-6-4 13033 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
  UCR273179  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  POM9418  Gnaphalium californicum P. A. Munz, R. D. Harwood 1920-5-15 3923 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 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
  RSA549233  Gnaphalium luteoalbum Scott D. White 1992-10-9 930 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA535705  Gnaphalium luteoalbum Timothy S. Ross 1991-5-23 5503 Los Angeles San Clemente Island: Lower Tota Canyon, middle of island, eastern escarpment. 35 Comment
  CATA1368  Gnaphalium palustre Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2490 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA729826  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gbriel Mtns.: 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  UCR61071  Gnaphalium stramineum R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  CAS-BOT-BC108966  Goodmania luteola H. D. Ripley; R. C. Barneby 1944-3-16 5858 Los Angeles North of Lancaster. 716 Comment
  RSA177585  Grayia spinosa S. Carlquist, James Henrickson 1965-4-22 1703 Los Angeles 11 miles east of Palmdale. Comment
  UCR141463  Grayia spinosa June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  OBI70944  Greeneocharis circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mts region: Knapp Ranch area at upper endo f Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S Liebre Mtn. Flats and slopes just NE of ranch compound. T7N R17W NE1/4 NE1/4 sec 22 1061 Comment
  CAS-BOT-BC305259  Grindelia hirsutula Carl B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile south of 7th St., (Long Beach) 3 Comment
  UC55184  Grindelia hirsutula H. M. Hall 1902-5-13 3290 Los Angeles near Los Angeles (Howard Summit); Howard Summit Comment
  LA32270  Guillenia lasiophylla Peter H. Raven; 1959-5-2 14049 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA0021977  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit. Roadside pullout. 915 Comment
  CAS-BOT-BC282861  Hainardia cylindrica Le Roy Abrams 1901-6-6 1715 Los Angeles Ballona River Comment
  CATA1999  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 421 Los Angeles Santa Catalina Island: NE end of Upper Buffalo Corral Reservoir 188 Comment
  UCR78093  Haplopappus squarrosus subsp. grindelioides David Charlton 1991-7-5 5508 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, Lake Hughes Rd. bridge near Warm Spring Cyn. 396 Comment
  CLARK-A1528-1893  Haplopappus venetus John C. Roos 1942-9-12 1720 Los Angeles 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
  SFV22102  Helianthemum scoparium O. Mistretta, C. Mistretta 2010-6-23 5348 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  RSA0048578  Helianthus annuus A. Lee Haines 1970-5-26 s.n. Los Angeles Topanga Canyon Blvd. and Mullholland, Woodland Hills. 304 Comment
  RSA0048580  Helianthus annuus Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  UCSB6596  Helianthus annuus Gill, Robert 1959-11-16 Los Angeles Wheeler-La Verne Rd., above baseline; San Gabriel Mt. Range; Pacific slope drainage area 396 Comment
  POM279065  Helianthus annuus subsp. lenticularis R. F. Thorne, C. W. Tilforth 1971-4-9 41531 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  POM359982  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-6-23 S- 2970 Los Angeles Del Rey. 1 Comment
  UCR99517  Helianthus californicus Steve Boyd, L. Raz 1996-10-14 9047 Los Angeles San Gabriel Mtns., Agua Dulce Canyon, just north of Hwy 14 and the confluence with Escondido Cyn, along Agua Dulce Cyn Rd. 671 Comment
  UCR242031  Helianthus gracilentus Dan S. Cooper 2012-8-31 812- 82 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Hassted Dr. 511 Comment
  CAS-BOT-BC305692  Helianthus gracilentus Robert F. Thorne; C. W. Tilforth 1971-6-17 39935 Los Angeles 3.8 mi. up LIttle Tujunga Rd. from Little Tujunga Forestry Station. San Gabriel Mts., Angeles National Forest 609 Comment
  POM360000  Helianthus gracilentus Wm. Martin 1971-8-25 s.n. Los Angeles On road to Saddle Peak, about 3/4 mile from junction of Malibu Canyon Road Comment
  SBBG126173  Heliotropium curassavicum A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36961 Los Angeles confluence of San Gabriel River and Walnut Crk, between El Monte and Baldwin Park, S of I-10 Fwy and N of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
  SBBG79046  Heliotropium curassavicum F. R. Fosberg 1931-4-4 7166 Los Angeles mouth of Cottonwood Cyn 2 Comment
  RSA0048391  Heliotropium curassavicum subsp. oculatum A. Lee Haines 1964-5-24 s.n. Los Angeles Elizabeth Canyon, Angeles National Forest. 640 Comment
  LA40177  Heliotropium curassavicum var. oculatum A. M. Johnson; 1932-5-30 4108 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM246524  Hemizonia clementina F. R. Fosberg 1931-4-8 S 4505 Los Angeles Avalon; Santa Catalina Island. 2 Comment
  RSA515096  Hemizonia fasciculata Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795 -12 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UCR88685  Hemizonia fasciculata Scott D. White 1995-10-11 3693 Los Angeles Santa Susana Mtns., Santa Susana Mtns, south of Santa Susana Pass Rd 500 Comment
  POM360303  Hemizonia kelloggii Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 962 Los Angeles open desert near Pearblossom, area later destroyed in construction of water project reservoir Comment
  RSA360318  Hemizonia minthornii Robert Gustafson 1980-7-30 1835 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  LA1428  Hesperoyucca whipplei Bruce Douglas Clayton; Greg Shaw 1972-3-30 28 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  UCR276931  Hesperoyucca whipplei R. G. Swinney 2010-5-21 12903 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
  RSA612282  Heterocodon rariflorum L. C. Wheeler 1934-4-24 2545 Los Angeles Liveoak Canyon Dam 457 Comment
  LA20819  Heteromeles arbutifolia Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  LA91406  Heteromeles arbutifolia Bruce Douglas Clayton; Greg Shaw 1972-3-16 6 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  SDSU9052  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles Growing in ravine in impact area behind Pyramid Cove. San Clemente Island. Comment
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May 16 2008
  UC1211086  Heteromeles arbutifolia Huron H. Smith 1912-5-1 4902 Los Angeles Eagle Rock Valley 152 Comment
  UCR117131  Heteromeles arbutifolia A. C. Sanders, D. Malueg 2001-5-17 24332 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
  RSA0072406  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62496 Los Angeles Santa Catalina Island. Near junction of main road and White's Landing Road. Comment
  RSA0072469  Heteromeles arbutifolia F. R. Fosberg 1931-5-4 s- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  RSA188515  Heterotheca fastigiata R. F. Thorne, John D. Olmsted 1965-8-26 35382 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  UCR261769  Heterotheca grandiflora R. G. Swinney 2010-2-27 11737 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
  RSA0074403  Heterotheca grandiflora Timothy S. Ross, Annette Ross 1991-3-7 4139 Los Angeles Elephant Hill: Western Pomona. 244 Comment
  RSA0066123  Heuchera elegans R. G. Swinney 1995-7-14 4234 Los Angeles San Gabriel Mts., Thunder Mtn. Ridge, W of Thunder Mtn. Peak. 2521 Comment
  OBI26213  Hirschfeldia incana Mark Schneider 1974-1-3 s.n. Los Angeles 7 Hills Ranch avocado orchard, Tujunga 549 Comment
  RSA199047  Hirschfeldia incana W. M. Gauntt 1966-4-9 138 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  UCR277021  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  LA82507  Hordeum brachyantherum subsp. californicum O. H. Kappler; 1943-5-2 396 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG117040  Hordeum intercedens S. A. Junak 2001-5-4 SCa 1487 Los Angeles S of Parson's Landing 109 Comment
  UCR258589  Hordeum murinum R. G. Swinney 2010-4-23 12364 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR90017  Hordeum murinum Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  POM352457  Hordeum murinum subsp. leporinum Robert Gustafson 1981-3-18 2133 Los Angeles Ballona Wetlands, Area 3. Comment
  POM352458  Hordeum murinum subsp. leporinum House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA609606  Hordeum murinum subsp. leporinum L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  SBBG20522  Hordeum vulgare E. R. Blakley 1963-12-7 6377 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR106306  Horkelia cuneata B. G. Pitzer 1996-5-5 2861 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA85241  Horkelia rydbergii F. W. Peirson 1921-6-16 2448 Los Angeles Pine Flats. 1524 Comment
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Jul 29 2016
  RSA0011527  Hosackia oblongifolia var. oblongifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5727 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  CAS-BOT-BC311970  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-5-10 7748 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  UCR34524  Hulsea heterochroma G. F. Pratt 1984-8-1 s.n. Los Angeles San Gabriel Mtns., near summit of Mt. Baden-Powell 2835 Comment
  LA203761  Hymenoclea salsola Jonathan Sauer; T. Brothers 1979-5-6 6075 Los Angeles Antelope Valley, near Juniper Hills, Fort Tejon Rd Comment
  SEINET3147766  Hypochaeris glabra G. B. Grant 1905-4-19 sn Los Angeles Garvanza Comment
  UCR45032  Ilex cornuta A. C. Sanders 1986-7-30 6817 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CDA5572  Ipomoea mutabilis T. C. Fuller 1963-4-25 10300 Los Angeles Opposite 357 West Channel Pd., Santa Monica. 0 Comment
  CATA2007  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge 387 Comment
  RSA0092870  Isocoma menziesii Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 787 Los Angeles Santa Catalina Island: At mouth of Silver Canyon. 3 Comment
  RSA654349  Isocoma menziesii var. vernonioides Valerie L. Soza, LeRoy Gross 2000-5-25 962 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UC1118866  Isocoma menziesii var. vernonioides F. H. Raymond 1930-1-6 15 Los Angeles Escondido Canyon Triunfo Pass Quadrangle 335 Comment
  UC857718  Isomeris arborea F. R. Fosberg 1931-4-12 S 4579 Los Angeles Palisades Santa Catalina Island (near J<???>fish Pt) 15 Comment
  UCR231782  Isomeris arborea Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  UCR95551  Juglans Steve Boyd, Lauren Raz 1996-9-24 8928 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA781951  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles Pomona, Cal Poly Pomona campus at Kellogg West. 259 Comment
  UCD110259  Juglans californica Kenneth A. Wilson 1961-3-12 1011 Los Angeles Santa Monica Mtns. Decker Road (Alisos Canyon) 1 mile north of Coast Highway. Comment
  UCR209209  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37168 Los Angeles San Gabriel Valley, Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  RSA9659  Juglans californica Louis C. Wheeler 1932-4-2 549 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  UC1135933  Juglans californica var. californica A. D. Gifford 1934-4-23 152 Los Angeles 1 mi ne Cornell; Triunfo Pass Quadrangle Comment
  RSA787274  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles 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 69 Comment
  CAS-BOT-BC323828  Juncus Peter Rubtzoff 1988-10-7 9964 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  UCR126363  Juncus balticus A. C. Sanders 2003-8-6 27122 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA692083  Juncus balticus subsp. ater A. C. Sanders 2002-6-19 25152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UCR172297  Juncus bufonius Anuja Parikh, Nathan Gale 2005-7-16 2143 Los Angeles Santa Clara River Valley, Newhall Ranch, along of the Santa Clara River, just below Del Valle and the mouth of Chiquito Canyon, study area 13 274 Comment
  RSA182042  Juncus duranii Victor Duran 1933-7-22 3527 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  CLARK-A1528-3026  Juncus macrophyllus Peter H. Raven, Henry J. Thompson 1960-7-17 15539 Los Angeles Coast Highway Comment
  UC1595422  Juncus macrophyllus Tim Ross 1992-7-10 6669 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mts., Big Tujunga Creek); San Gabriel Mts., Big Tujunga Creek 967 Comment
  POM123289  Juncus phaeocephalus George B. Grant 1904-6-10 s.n. Los Angeles Sherman. Comment
  LA51515  Juncus xiphioides Peter H. Raven; Henry J. Thompson 1960-7-17 15559 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, along Malibu Creek 2 mi. above ocean. 45 Comment
  RSA754210  Juncus xiphioides Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1789 Los Angeles edge of San Dimas Creek along trail next to the gate 454 Comment
  SBBG45001  Juncus xiphioides V. Duran 1933-7-25 3531 Los Angeles Buckhorn 1981 Comment
  RSA70312  Juncus xiphioides F. W. Peirson 1928-9-4 8187 Los Angeles wet bank of irrigation ditch; Rock Creek about 1 mile above Pallett Creek Comment
  CAS-BOT-BC81008  Juniperus californica Alice Eastwood 1913-5-11 3152 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC81013  Juniperus californica John E. Stumbo; John C. Bayse 1960-12-14 s.n. Los Angeles area of Lux Arboretum Annex, Monrovia 457 Comment
  UC80  Juniperus californica J. H. Barber 1897-7-12 273 Los Angeles near Saugus; Soledad Canyon Comment
  UCSB212  Juniperus californica DeWitt, Jack 1959-5-15 Los Angeles On the road to Little Rock 3 miles south of Palmdale on Hwy. 6, 2.3 miles from jct. of 6 and Little Rock Rd. Comment
  SFV292  Juniperus californica J. W. Adams 1958-11-29 Los Angeles Mojave Desert Juniper Flat south of Palmdale desert. 823 Comment
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Jan 26 2015
  JEPS24088  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles 1 mi s Sandberg's Lodge (Old Ridge Route) 1249 Comment
  LA91475  Keckiella cordifolia Bruce Douglas Clayton; Greg Shaw 1972-4-7 75 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, lower canyon entrance. 502 Comment
  RSA248872  Keckiella cordifolia Robert F. Thorne 1973-4-12 42964 Los Angeles San Clemente Island, large canyon S of Mosquito Cove N of Chenity. 244 Comment
  RSA305369  Keckiella cordifolia D. C. Michener 1983-6-7 4299 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  RSA3242  Keckiella cordifolia Carl B. Wolf 1931-6-25 2240 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  UC70577  Keckiella ternata var. ternata Ernest Braunton 1905-8-5 1275 Los Angeles Tujunga Canyon Comment
  CAS-BOT-BC271342  Koeleria pyramidata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  UC1375289  Kopsiopsis strobilacea Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41078 Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  RSA182244  Krascheninnikovia lanata James Henrickson 1965-4-22 1912 Los Angeles Near Hwy 138, 2 miles NW of County line; ca. 2 miles SWW of Victorville. 1067 Comment
  CAS-BOT-BC340396  Lactuca L. R. Abrams 1915-9-5 5482 Los Angeles Alhambra Comment
  SD69732  Lactuca serriola Robert F. Thorne 1966-4-29 36276 Los Angeles Santa Catalina Island above ranch in Middle Ranch Canyon. 230 Comment
  POM1249  Lamarckia aurea C. F. Baker 1909-5-20 5270 Los Angeles Claremont. 365 Comment
  SFV447  Lamarckia aurea P. G. Kilburn 1958-3-26 666 Los Angeles San Gabriel Mountains Just south of Castaic on US Highway 99, just north of Wayside Honor Ranch. Left fork of Tapia Canyon. 480 Comment
  UCR143052  Lamium amplexicaule L. C. Wheeler 1936-2-19 4078 Los Angeles San Gabriel Valley, West Orange Grove Avenue, Pomona 244 Comment
  RSA356052  Lamium amplexicaule Robert F. Thorne 1973-3-26 42718 Los Angeles Webb Canyon, N of Claremont 366 Comment
  UCR271552  Lantana camara R. G. Swinney 2011-3-18 14165 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SEINET12276259  Lantana camara W. F. Wight 1907-1 1591 Los Angeles Los Angeles, East Lake Park Comment
  CAS-BOT-BC412752  Lastarriaea coriacea A. J. McClatchie 1893-5-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC338122  Lasthenia californica Lewis S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  UC1871168  Lasthenia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4913 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC111231  Lasthenia coronaria L. A. Greata 1902-4-1 185 a Los Angeles Monrovia Comment
  CAS-BOT-BC352710  Lasthenia coronaria J. C. Nevin 1952-5-1 s.n. Los Angeles Burbank Comment
  SBBG117048  Lasthenia gracilis S. A. Junak with K. Kirkland 2001-4-14 SCa 1457 Los Angeles upper portion of Middle Cyn, on S side of cyn, upslope from Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  UC174190  Lasthenia gracilis Henry Hemphill 1905-1-1 Los Angeles Santa Barbara Island Comment
  SBBG32023  Lathyrus tingitanus R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -317 Los Angeles mouth of Descanso Cyn 30 Comment
  UCR271057  Lathyrus vestitus R. G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  POM243856  Lathyrus vestitus subsp. alefeldii F. R. Fosberg 1931-5-6 S- 4806 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  LA200445  Lathyrus vestitus var. vestitus Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  LA82182  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-5-6 617 Los Angeles Comment
  UC69582  Lathyrus vestitus var. vestitus Dr. F. Franceschi 1895-1 Los Angeles Comment
  SBBG12937  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock, 0.5 mi offshore from Isthmus Harbor; ISOTYPE Comment
  SBBG12938  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1962-10-4 5415 Los Angeles small island, Indian Rock; Emerald Bay 6 Comment
  UCD133961  Layia pentachaeta Gordon Pilone 1961-2-14 84 Los Angeles wash area of Ponoma College in Claremont. 365 Comment
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Feb 2 2020
  SBBG50381  Layia platyglossa R. M. Beauchamp, M. Douglas 1972-3-24 3249 Los Angeles above Pyramid Cove 150 Comment
  SEINET3147923  Layia platyglossa E. K. Balls, L. W. Lenz 1950-3-28 14456 Los Angeles 2 mi. N of Castaic, Hwy 99 366 Comment
  UCR258530  Lemna R. G. Swinney 2010-6-23 13330 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
  RSA69727  Lemna minor F. W. Peirson 1924-9-19 5269 Los Angeles Arroyo Seco, near Pasadena. 198 Comment
  LA82031  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA604150  Lepidium didymum L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  POM307861  Lepidium fremontii Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2713 Los Angeles Lancaster Comment
  RSA776319  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  SD231264  Lepidium fremontii Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 86A Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap. 1444 Comment
  UC673528  Lepidium fremontii H. L. Mason 1926-4-27 3056 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  CAS-BOT-BC89422  Lepidium fremontii David D. Keck; Palmer Stockwell 1935-5-15 3304 Los Angeles 1 mile west of Llano, western Mojave Desert between Victorville and Palmdale. Comment
  UC1595683  Lepidium fremontii W. Wisura and E. Roeder 1992-4-21 4691 Los Angeles 2.3 mi w Hwy. 138 (on Fort Tejon Rd, w Mohave); Mohave Comment
  RSA339714  Lepidium fremontii var. fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55009 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  CAS-BOT-BC89537  Lepidium lasiocarpum Ernest Braunton 1903-3-1 840 Los Angeles Playa del Rey. 1 Comment
  RSA180086  Lepidium nitidum P. H. Raven 1962-4-9 17156 a Los Angeles Wilson cove, San Clemente Island Comment
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Dec 24 2010
  SD69661  Lepidium nitidum var. nitidum Robert F. Thorne, Reed Rollins, Propst, R. Carolin 1967-3-19 36762 Los Angeles Santa Catalina Island: Near head of Toyon Canyon Road, upper end west fork of Gallagher's Canyon 365 Comment
  UCR75297  Lepidium pinnatifidum Scott D. White 1992-10-9 946 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA729556  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  RSA603097  Lepidium virginicum var. pubescens L. C. Wheeler 1936-6-26 4191 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA486475  Lepidospartum squamatum Richard Noyes 1988-7-30 598 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  RSA598360  Lepidospartum squamatum L. C. Wheeler 1967-5-24 9744 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UCR260014  Lepidospartum squamatum R. G. Swinney 2010-4-1 12154 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
  POM257935  Leptochloa fusca subsp. uninervia L. C. Wheeler 1933-12-24 2339 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  UCR140421  Leptodactylon californicum June Latting 1958-5-11 308 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy between Seminole Hot Springs and Malibu Road 610 Comment
  UC303735  Leptodactylon pungens I. Johnston 1917-7-3 1411 Los Angeles Upper San Antonio 2286 Comment
  RSA469956  Leptosiphon aureus L. C. Wheeler 1932-4-9 564 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  SBBG17869  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 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
  UCD118460  Leptosiphon breviculus Robert F. Thorne; M. Z. Thorne 1967-7-19 37174 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  LA52340  Leptosiphon parviflorus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SFV3853  Leptosyne gigantea P. G. Kilburn 1958-3-1 631 Los Angeles Point Dume, just south of Zuma Beach. On hillsides facing ocean. 5 Comment
  UCSB12711  Leymus condensatus Hochberg, Fred 1961-3-30 Los Angeles Cape Canyon 1/2 mile north from junction of Cape Canyon road and Middle Canyon road, Catalina Island Comment
  RSA748079  Leymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SD230123  Lilium parryi Louis C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  UCD169209  Lilium parryi R. G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  UC1043491  Lilium parvum E. K. Balls 1954-8-11 19764 Los Angeles Rancho Santa Botanic Garden Comment
  UCR48939  Limonium perezii A. C. Sanders 1987-7-22 7178 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR151000  Linanthus breviculus Walter Wisura 2001-4-30 5155 Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: Hwy N4, 9.4 mi N from the junction with Hwy 2 2337 Comment
  POM3483  Linanthus californicus subsp. glandulosus J. Tucker 1902-04 s.n. Los Angeles Collected near Pasadena Comment
  UC908005  Linanthus dianthiflorus I. W. Clokey and E. G. Anderson 1931-3-11 5336 Los Angeles San Gabriel Canyon 900 Comment
  UCD118503  Linanthus dianthiflorus Robert F. Thorne 1966-4-4 35757 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  UC23778  Linanthus parviflorus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA468206  Lithophragma affine subsp. mixtum M. B. Dunkle 1929-4-13 2124 Los Angeles Banning Canyon, Santa Catalina Island. Comment
  HSC24929  Lithophragma bolanderi T. Rainey 1967-4-14 Los Angeles 8 mi. N of Pomona in San Dimas Canyon in Angeles National Forest in San Gabriel Mtns. 610 Comment
  SBBG133194  Lithophragma maximum E. Howe & J. Shute 2011-3-5 SERG 11 -51 Los Angeles N side of Grove Cyn Comment
  JEPS8613  Lithophragma tenellum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4209 Los Angeles directly above and s Swartout Valley (on crest of Blue Ridge, Angeles National Forest, San Gabriel Mountains, close to boundary of San Bernardino County); San Gabriel Mountains, Angeles National Forest 2286 Comment
  RSA330792  Lithophragma tenellum Wayne E. Sawyer 1981-6-16 47 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  UCR191189  Lobelia dunnii R. G. Swinney 1999-7-28 7591 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  UCR223263  Lobelia dunnii R. G. Swinney 2009-8-19 11450 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA733172  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6682 Los Angeles San Gabriel Mtns.: Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  RSA595511  Lobularia maritima L. C. Wheeler 1969-2-16 s.n. Los Angeles Canyon Crest Road, west side Millard Canyon. 403 Comment
  RSA612084  Loeflingia squarrosa var. squarrosa Valerie L. Soza 1998-4-26 73 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. 411 Comment
  SBBG112955  Logfia arizonica S. A. Junak 1998-6-13 SCa 736 Los Angeles Little Harbor, above W end of beach 27 Comment
  SBBG128225  Logfia filaginoides M. L. Hoefs, S. A. Junak 2000-4-14 3069 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  RSA0095257  Logfia gallica R. G. Swinney 2011-5-6 14586 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA760700  Lolium perenne R. G. Swinney 2008-8-14 9431 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  SBBG112171  Lomatium C. Bornstein, B. Collins 1997-4-14 Los Angeles 0.7 mi E of Hwy 138 on N2, Liebre Mtns 1082 Comment
  RSA452151  Lomatium dasycarpum subsp. dasycarpum Anstruther Davidson 1909-1 s.n. Los Angeles Topanga Comment
  UC284735  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1923-5-25 6797 Los Angeles near Saugus (Mint Canyon); Mint Canyon Comment
  RSA772284  Lomatium mohavense subsp. longilobum R. G. Swinney 2009-5-6 10654 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR179966  Lomatium nevadense R. G. Swinney 1996-5-27 4741 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR194139  Lomatium utriculatum A. C. Sanders 2008-4-25 35106 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  SBBG44570  Lonicera interrupta Leota Davidson 1966-5-15 269 Los Angeles Oak Flat Cmpgrd on Ridge Route, Hwy 99 Comment
  UCR223654  Lonicera interrupta R. G. Swinney 2009-6-24 11270 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UC28539  Lonicera subspicata var. denudata J. H. Barber 1897-1-9 10 Los Angeles Santa Monica Canyon Comment
  UCR280687  Lonicera subspicata var. denudata R. G. Swinney 2014-5-27 16675 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0073132  Lotus argophyllus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA724432  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 396 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  POM219964  Lotus argophyllus var. ornithopus F. R. Fosberg 1932-5-5 8111 Los Angeles Hill N Avalon, Santa Catalina Island. Comment
  POM294754  Lotus crassifolius var. crassifolius Lyman Benson 1945-6-5 11751 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA90354  Lotus crassifolius var. crassifolius F. W. Peirson 1923-5-26 4075 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1890 Comment
  POM220065  Lotus dendroideus var. dendroideus F. R. Fosberg 1932-5-6 8115 Los Angeles Santa Catalina Island. Ridge above Villa Park, Avalon 60 Comment
  UCR155353  Lotus hamatus A. C. Sanders 2005-5-5 29857 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA188217  Lotus hamatus R. F. Thorne, Percy C. Everett 1965-6-23 34975 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  RSA498758  Lotus humistratus M. Lindsay 1928-4-5 14573 Los Angeles Palos Verdes Hills Comment
  UC1595312  Lotus nevadensis var. davidsonii Tim Ross and Steve Boyd 1990-6-18 3478 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
  RSA0096798  Lotus oblongifolius R. G. Swinney 2011-10-10 15728 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UC1129076  Lotus procumbens var. procumbens A. D. Gifford 1935-5-10 207 Los Angeles 2 1/3 mi s of Neenach 1005 Comment
  RSA0039064  Lotus purshianus Jeremiah George 2014-7-26 260714 -1 Los Angeles Marina del Rey, just off Vista del Mar adjacent to intersection with Trolley Place 9 Comment
  UC56568  Lotus salsuginosus W. A. Setchell 1901-3-13 Los Angeles Elysian Park 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
  RSA90313  Lotus salsuginosus var. salsuginosus F. W. Peirson 1925-4-23 5795 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR252737  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-29 13408 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR127970  Lotus scoparius var. scoparius A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26087 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  POM8237  Lotus strigosus P. A. Munz 1920-4-21 3688 Los Angeles San Dimas Canyon. 457 Comment
  UCR200171  Lotus strigosus Valerie Soza, Laura A. Moore 2000-5-10 841 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  UCR209150  Lotus strigosus Dan S. Cooper 2009-4-22 409- 1 .1 Los Angeles Eastern Santa Monica Mtns., Burbank Peak, Griffith Park, Los Angeles 512 Comment
  RSA226166  Lotus strigosus Gary D. Cromwell 1971-5-8 642 Los Angeles Mystic Canyon, 2 mi. NE of Glendora, 610 Comment
  RSA596397  Lotus unifoliolatus T. S. Ross 1990-6-18 3495 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC1871167  Lotus wrangelianus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4902 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  CAS-BOT-BC201208  Lupinus F. A. MacF. 1931-4-22 2996 Los Angeles 1st power plant, San Francisquito Canyon Comment
  RSA772285  Lupinus R. G. Swinney 2009-5-9 10707 Los Angeles Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  CATA1828  Lupinus albifrons Martin A. Piehl 1962-10-3 62488 Los Angeles Santa Catalina Island: Along main road above Swain's Canyon (N arm) 381 Comment
  SD251732  Lupinus albifrons F. R. Fosberg 1931-5-12 S 4849 Los Angeles Santaa Catalina Island; Descanso Canyon near Coach Road. 299 Comment
  CAS-BOT-BC201429  Lupinus albifrons var. albifrons P. A. Munz 1923-6-9 6937 Los Angeles Pine Canyon, near Elizabeth Lake 1219 Comment
  RSA0072196  Lupinus albifrons var. austromontanus Daisie Huang 2008-5-13 08051301 Los Angeles North Peace Valley Rd, just south of Falcon Way. 1219 Comment
  SEINET10488489  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 7352 Comment
  SEINET10488492  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 - santa catalina Comment
  SEINET10488503  Lupinus arboreus Kelly 1986-4-30 Kelly 4113 Los Angeles Baldwin hills, near radio towers above co park off la cienega blvd. Disturbed coastal sage scrub. Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  IRVC26312  Lupinus bicolor A. C. Sanders, Andy Thompson 2003-4-15 26000 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  JEPS64997  Lupinus bicolor Dr. A. Davidson 1891-1 Los Angeles Los Angeles Comment
  SBBG38745  Lupinus bicolor M. B. Dunkle 1939-4-6 7321 Los Angeles San Clemente Island [Mosquito Ridge) Comment
  UCR272545  Lupinus bicolor R. G. Swinney 2011-5-6 14582 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  RSA251422  Lupinus bicolor subsp. umbellatus Robert F. Thorne 1966-4-17 36080 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, NE side of island. 488 Comment
  LA205007  Lupinus chamissonis Harlan Lewis; 1939-4-22 sn Los Angeles Hermosa Beach 0 Comment
  RSA188916  Lupinus concinnus Robert F. Thorne 1966-4-28 36202 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA164829  Lupinus elatus Wesley O. Griesel 1963-06 821 Los Angeles Throop Peak 2774 Comment
  SD224968  Lupinus excubitus B. Pitzer 1996-4-20 2707 Los Angeles Western Mojave Desert, Antelope Valley. N side of St. Hwy 138 (= Ave. D), ca. 2 mi. W of Country Store, at town of Neenach (ca 30 mi W of Hwy I-14). Comment
  CAS-BOT-BC216659  Lupinus excubitus subsp. hallii Ralph Hoffman 1929-4-26 s.n. Los Angeles Mint Canon [Canyon] Comment
  POM11044  Lupinus formosus H. M. Hall 1903-04 3746 Los Angeles Arroyo Seco, near Pasadena 396 Comment
  RSA715342  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range: Newhall Ranch, study area 64. 333 Comment
Read comments
Apr 9 2009
  UCR274518  Lupinus formosus var. formosus Daisie Huang 2007-5-28 70528- 02 Los Angeles San Gabriel Mountains, Glendora Ridge Road 1330 Comment
  SBBG125955  Lupinus formosus var. formosus D. Huang 2008-5-13 08051302 Los Angeles N Peace Valley Rd outside entrance to Hungry Valley SVRA 1237 Comment
  POM2439  Lupinus hirsutissimus Philip A. Munz 1918-4-16 2067 Los Angeles Claremont. Comment
  UCR252738  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  POM2560  Lupinus latifolius subsp. parishii D. W. Sturges 1916-4-12 s.n. Los Angeles Live Oak Canyon Comment
  RSA182325  Lupinus longifolius J. D. Olmsted 1962-4-30 3404 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA2424  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Brown's flat 1357 Comment
  SEINET11071979 Image available Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles along Beverly Blvd., west of the Los Angeles Botanic Garden. Upper Sonoran 122 Comment
  UC1584214  Lupinus microcarpus var. densiflorus Tim Ross, Steve Boyd 1990-6-6 2862 Los Angeles .3 mi ese Oak Flat Spring (nr the intersection of Threemile Grade x the road W to Camp Caula, Los Padres National Forest (admin. by Angeles N.F.)); Los Padres National Forest, ese of Oak Flat Spring 839 Comment
  CAS-BOT-BC207248  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles State Hwy. #2 2-2 1/2 miles EAst of Dawson Saddle, San Gabriel Mts. 2286 Comment
  SD51890  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles San Gabriel Mountains, Dawson Saddle 2438 Comment
  CHSC98733  Lupinus sparsiflorus LeRoy Gross 2001-4-1 378 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  RSA596022  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross, J. Mark Porter 1995-5-4 8437 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA587418  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1995-3-28 1576 A Los Angeles San Gabriel Mountains, Drainage W of Little Rock Creek Reservoir just S of dam. 1021 Comment
  PASA1682  Lupinus succulentus Mary Hall 1939-4-28 Los Angeles Claremont Comment
  RSA35466  Lupinus succulentus Emily M. Bradford 1904-3-17 s.n. Los Angeles Redondo Beach. Comment
  RSA414317  Lupinus succulentus Chas. Paukey 1897-4-1 s.n. Los Angeles Los Angeles. Comment
  RSA414318  Lupinus succulentus I. M. Johnston, John P. Hill 1933-3-22 17109 Los Angeles Whites Pt San Pedro Comment
  RSA187871  Lupinus truncatus Robert F. Thorne 1966-4-5 35865 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA248892  Lupinus truncatus Robert F. Thorne 1973-4-12 42946 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA749656  Luzula comosa var. laxa R. G. Swinney 2001-9-15 8176 Los Angeles Little Jimmy Spring 2256 Comment
  RSA584323  Lycium andersonii Tim S. Ross, Steve D. Boyd 1991-3-23 4241 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  UCSB10838  Lycium cooperi Haines, Bruce 1962-4-14 Los Angeles At junction of Oasis Road and Palmdale Road, 25 miles west of Victorville 1115 Comment
  RSA409648  Lycopus americanus Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  RSA141603  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1960-9-28 24296 Los Angeles Santa Catalina Island. North slope of Blackjack Mountain, along Ridge road 366 Comment
  RSA23581  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1939-9-19 9539 Los Angeles Santa Catalina Island. East slope of Blackjack Peak in Swain's Canyon. 457 Comment
  RSA578198  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8181 Los Angeles Santa Catalina Island. 575m SWS of Echo Lake, 1150m NNE of Blackjack Mountain, near bottom of southerly draining draw ultimately draining to White Cove. 354 Comment
  CAS-BOT-BC343707  Madia elegans I. M. Johnston 1918-8-8 2116 Los Angeles San Antonio Mountains. Mouth of Cucamonga Canon [Canyon] 609 Comment
  RSA596276  Madia elegans subsp. vernalis R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Big Dalton Canyon. In the park on Coulter Pine Trail at northwest trailhead. 412 Comment
Read comments
Jan 24 2017
  CAS-BOT-BC343071  Madia gracilis Louis C. Wheeler 1932-5-21 741 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 533 Comment
  LA88347  Madia gracilis O. H. Kappler; 1941-5-22 272 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy and below Saddle Rock 609 Comment
  RSA746904  Madia gracilis R. G. Swinney 2003-5-12 8199 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  UCR143074  Madia gracilis F. R. Fosberg 1931-3-3 S- 4427 Los Angeles Channel Islands, Santa Catalina Island; Avalon 5 Comment
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  CAS-BOT-BC512880  Maianthemum stellatum Wesley O. Griesel 1961-6-16 s.n. Los Angeles Near Dawson Saddle, San Gabriel Mts. 2286 Comment
  CAS-BOT-BC203921  Malacothamnus clementinus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4279 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side 182 Comment
  CAS-BOT-BC230901  Malacothamnus davidsonii C. B. Wolf 1931-10-23 2496 Los Angeles Swartout Valley, 1/8 ,i. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  UCR128097  Malacothamnus fasciculatus var. laxiflorus Mark A. Elvin 2003-6-19 2950 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC206312  Malacothamnus fremontii unspecified 1940-5-1 s.n. Los Angeles Region of Palmdale, Mojave Desert Comment
  UCR209501  Malacothamnus fremontii R. G. Swinney 2008-6-17 9036 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA6071  Malacothamnus orbiculatus Carl B. Wolf 1932-9-15 4082 Los Angeles Mint Canyon, 9.5 miles above Saugus (opposite Glenwood's Cafe on Highway). 457 Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SFV4045  Malacothrix californica M. L. Vincent 1960-6-23 77 Los Angeles San Gabriel Mountains Big Pine camping area. 1 mile off Highway 138 on the Bald Flat Road. 1829 Comment
  RSA716223  Malacothrix californica Andrea Edwards, Pam De Vries 2006-4-11 74 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 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
  CAS-BOT-BC347915  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1946-7-21 46229 Los Angeles N. end of Hollywood Reservoir, Los Angeles 228 Comment
  CHSC62040  Malacothrix saxatilis var. tenuifolia L. P. Janeway 1993-10-5 4617 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  UC468868  Malacothrix saxatilis var. tenuifolia C. F. Millspaugh 1919-12-6 4471 Los Angeles vicinity Avalon; Santa Catalina Island Comment
  UC91699  Malacothrix saxatilis var. tenuifolia F. M. Reed 1909-7-2 2820 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UCD134444  Malacothrix saxatilis var. tenuifolia Daryl Koutnik 1978-6-3 519 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  LA96169  Malosma laurina Unknown; 1966-7-9 sn Los Angeles Santa Catalina Island Comment
  RSA661185  Malosma laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  SEINET10923927 Image available Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3774 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA598652  Malus sylvestris Louis C. Wheeler 1966-11-30 9164 Los Angeles San Gabriel Mountains. North side Mt. Sally, headwaters of Upper Big Tujunga Canyon by Angeles Crest Highway, ca. 1 mi. east Shortcut Picnic Grounds. 1524 Comment
  SD144452  Malva nicaeensis B. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Rd between Orange St & Walnut St, E of Long Beach Blvd Comment
  SEINET4083500  Malva parviflora M. B. Dunkle 1939-1 7293 Los Angeles By cabin, Mosquito Harbor, San Clemente Island. Comment
  RSA495080  Malva pseudolavatera A. C. Sanders 1988-5-18 7818 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA4834  Malvella leprosa James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  UCR191290  Marah horrida T. B. Salvato 2008-4-22 3305 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  LA30204  Marah macrocarpa Harlan Lewis; March 1950 sn Los Angeles Santa Monica Mountains, Mulholland Drive near Sepulveda Way Comment
  RSA0106122  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA449991  Marah macrocarpa Louis Greata 1901-03 s.n. Los Angeles Low hills, near Pasadena Comment
  RSA672302  Marah macrocarpa Joseph M. Keefe 2001-1-19 30914 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  SBBG78651  Marah macrocarpa F. R. Fosberg 1931-3-18 4287 Los Angeles Hamilton Cyn Comment
  UCR172741  Marah macrocarpa Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  LA200410  Marah macrocarpa M. Zaitlin; 1951-2-17 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA652421  Marah macrocarpa R. McCormick 1963-3-30 s.n. Los Angeles Topanga Canyon. 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
  RSA658521  Marrubium vulgare Diane Elliott 1985-4-19 6 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR220264  Matricaria discoidea R. G. Swinney 2009-4-24 10497 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CAS-BOT-BC348122  Matricaria discoidea Ernest C. Twisselmann 1964-5-7 9389 Los Angeles Mojave Desert. Avenue A, south of Rogers Lake, Edwards Air Force Base 614 Comment
  OBI15636  Matricaria discoidea Bill Arbaugh 1966-4-25 19 Los Angeles Tapia Park 152 Comment
  RSA27380  Meconella denticulata George T. Hastings 1960-08 s.n. Los Angeles Topanga Canyon, Santa Monica Mts, Los Angleles Comment
  RSA574336  Meconella denticulata R. G. Swinney 1994-5-7 2835 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA593577  Medicago lupulina Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA669629  Medicago polymorpha LeRoy Gross 2002-4-13 527 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UCR108351  Medicago sativa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Mine Gulch Camp, East Fork San Gabriel River 1372 Comment
  RSA669302  Melia azedarach LeRoy Gross 2002-3-31 502 Los Angeles Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of wash. 366 Comment
  UCD87703  Melica imperfecta Collector Unknown 1948-5-1 s.n. Los Angeles 1 mi. S. of Vincent, 8 mi. S.W. of Palmdale. Comment
  UCR276767  Melica imperfecta R. G. Swinney 2011-5-16 14733 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCR43954  Melica imperfecta B. A. Prigge 1986-3-29 7158 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  UCSB26231  Melica imperfecta Gliessman, Nan 1968-5-10 Los Angeles 25 yards south of Escondido Canyon Road; 0.3 mile south of its junction with Highway 14 914 Comment
  OBI35534  Melilotus albus Rebecca Cicoria 1981-4-23 16 Los Angeles In upper end of Altamira Cyn, Rolling Hills Comment
  RSA599521  Melilotus indicus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9474 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG31479  Melilotus indicus R. F. Thorne 1966-4-4 35764 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  RSA595023  Mentha aquatica Steve Boyd, Lauren Raz 1996-10-8 8988 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  POM49185  Mentzelia affinis L. R. Abrams 1901-4-4 1323 Los Angeles Chatsworth Park. Comment
  RSA440350  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  RSA573715  Mentzelia laevicaulis Tim S. Ross 1990-8-17 3127 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  RSA646282  Mentzelia laevicaulis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA131975  Mentzelia laevicaulis Gale Sphon 1959-6-27 386 Los Angeles Big Rock Creek. Comment
  CATA1997  Mentzelia micrantha Steven A. Junak, Mark Hoefs 1997-6-4 410 Los Angeles Santa Catalina Island: W end of Empire Landing rock quarry site, on E side of small canyon 36 Comment
  UCR256136  Mentzelia micrantha R. G. Swinney 2010-4-20 12316 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UC1870306  Mentzelia micrantha LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Near 34.19205N, 118.26961 393 Comment
  RSA69705  Mentzelia veatchiana F. W. Peirson 1932-4-17 9862 Los Angeles 2 miles northeast of Lovejoy Buttes, Mohave Desert 762 Comment
  RSA402636  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Santa Catalina Island, near the isthmus. Comment
  LA99117  Mesembryanthemum nodiflorum R. L. Armacost; 1962-7-20 1502 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  UCR214456  Microseris A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37635 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  UCR187008  Microseris douglasii A. C. Sanders 2006-4-21 32155 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA618700  Microseris douglasii subsp. douglasii Scott D. White, Sandy Leatherman 1998-5-19 6540 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  POM362543  Microseris douglasii subsp. platycarpha M. B. Dunkle 1939-11-25 7364 Los Angeles San Clemente Island. East rim, canyon head. Comment
  RSA770894  Microseris heterocarpa R. F. Thorne 1965-5-10 34483 -a Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  POM11907  Microseris heterocarpa P. A. Munz 1922-5-15 5599 Los Angeles San Dimas, Puddingstone Canyon. Comment
  RSA527767  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4332 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR281963  Microseris lindleyi R. G. Swinney 2014-4-24 16196 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
  RSA660406  Microseris lindleyi Orlando Mistretta 1992-5-21 363 Los Angeles Right Star Mine, S of Acton. Comment
  SEINET6190458  Mimetanthe pilosa Wesley O. Griesel 1961-5-30 s.n. Los Angeles Devil's Gate Dam 457 Comment
  UCR194745  Mimulus aurantiacus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 714 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA156030  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17712 Los Angeles Rock walls of large canyon north of Thirst, San Clemente Island 274 Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  RSA592430  Mimulus aurantiacus var. puniceus Mark Hoefs 1973-3-13 61 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA3720  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3510 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  HSC20805  Mimulus brevipes David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  UCR273199  Mimulus brevipes R. G. Swinney 2011-4-26 14469 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
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UC26891  Mimulus cardinalis J. Burtt Davy October, 1896 2730 Los Angeles Santa Monica Comment
  UCR256857  Mimulus cardinalis R. G. Swinney 2010-10-13 14022 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR163103  Mimulus floribundus Anuja Parikh, Nathan Gale 2004-6-3 2038 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  UCR272578  Mimulus floribundus R. G. Swinney 2011-5-24 14816 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  POM306775  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 622 Los Angeles Angeles Crest Highway, 3 miles below Mt. Wilson. Comment
  RSA50065  Mimulus guttatus G. R. Campbell 1948-5-13 585 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  JEPS4691  Mimulus johnstonii F. W. Peirson 1918-6-30 196 Los Angeles summit Mt. Wilson; San Gabriel Mts. 1737 Comment
  RSA729392  Mimulus johnstonii R. G. Swinney 1998-7-14 6459 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  RSA700511  Mimulus moschatus Gary D. Wallace 1985-7-5 2239 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UCR154190  Mimulus parishii A. C. Sanders, T. B. Salvato 2005-5-24 30242 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR204756  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0014594  Mimulus pilosus Orlando Mistretta, Christine Mistretta 2011-6-17 5706 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy. 1087 Comment
  RSA0091543  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA0113233  Mimulus pilosus R. G. Swinney 2010-9-30 13909 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
  RSA586700  Mimulus pilosus Orlando Mistretta, Mark A. Elvin 1995-6-20 1800 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA506827  Minuartia douglasii L. C. Wheeler 1967-5-12 9471 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG127078  Minuartia douglasii A. Parikh, N. Gale 2011-6-14 3466 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  UCSB1840  Minuartia douglasii Kamb, Peter 1948-5-6 Los Angeles Lower Sonoran Zone; desert foothills of the San Gabriel Mts.; above Little Rock 975 Comment
  SBBG54250  Mirabilis californica F. C. Boutin 1967-4-21 1700 Los Angeles coast NW of Eel Pt Comment
  CATA1952  Mirabilis laevis Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove 45 Comment
  UCR223081  Mirabilis laevis R. G. Swinney 2009-5-13 10774 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  CATA1672  Mirabilis laevis var. crassifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2963 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA0119798  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-15 16511 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  RSA729713  Mirabilis laevis var. crassifolia R. G. Swinney 1999-6-18 7310 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SBBG69865  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  UC284789  Mirabilis laevis var. crassifolia P. A. Munz 1923-4-9 6645 Los Angeles San Clemente Island Comment
  OBI30255  Mirabilis laevis var. crassifolia Robert Soper 1953-5-2 34 Los Angeles Near the sea just S of White's Cove, Catalina Island Comment
  RSA475205  Modiola caroliniana Aaron Liston, S. Meury 1988-4-9 720 -1 Los Angeles Los Angeles; 6th Street near the La Brea Tar Pits. Comment
  UC204889  Monanthochloe littoralis R. L. Pendleton 1909-7-6 1425 Los Angeles Santa Catalina Island, Catalina Cove Catalina Cove; Santa Catalina Island, Catalina Cove 1 Comment
  UC1602236  Monardella australis subsp. cinerea I. M. Johnston 1917-7-31 1548 Los Angeles Head of Icehouse Canyon San Antonio Mountains 2529 Comment
  CAS-BOT-BC219888  Monardella breweri subsp. breweri J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  VVC2925  Monardella breweri subsp. breweri Tim Thomas 2014-5-4 6292 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCR219836  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Transverse Range; Santa Monica Mtns., Santa Ynez Canyon, c. 300 m north of Ver de La Montura Rd. Comment
  RSA230204  Monardella lanceolata var. lanceolata Robert F. Thorne 1969-7-2 38268 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA573714  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3126 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  LA84412  Monardella saxicola Rimo Bacigalupi; Reino Alava 1958-7-20 6419 Los Angeles San Gabriel Mountains, Angeles National Forest, N face of Kratka Ridge, upper slopes of Little Rock Creek Canyon, about 1 mi. W of Cedar Spring, Angeles Crest Highway 2072 Comment
  UC557811  Monolepis nuttalliana Nell Murbarger April, 1936 126 Los Angeles s. end of Isl. San Clemente Isl. Comment
  CAS-BOT-BC444848  Montia fontana Louis C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  RSA615555  Mucronea californica LeRoy Gross 1998-5-15 13 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 366 Comment
  POM222639  Muhlenbergia asperifolia L. C. Wheeler 1932-8-2 1107 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  UCR142803  Muhlenbergia asperifolia L. C. Wheeler 1966-8-20 8815 Los Angeles San Gabriel Mtns, Cabin Flat, Prairie Fork [of the San Gabriel River] 1707 Comment
  RSA660122  Muhlenbergia californica L. C. Wheeler 1931-9-6 60 Los Angeles Wolfskill Canyon, San Gabriel Mountains. 610 Comment
  CAS-BOT-BC275323  Muhlenbergia microsperma Geo. B. Grant 1900-4-1 3440 Los Angeles Santa Anita Canyon Comment
  RSA87324  Muhlenbergia microsperma F. W. Peirson 1918-5-5 1589 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  SBBG93108  Muhlenbergia microsperma D. Swinney 1990-1-6 1510 Los Angeles Glendora, ca. 0.2 mi SW of Little Dalton Park on Glendora Mtn Rd Comment
  UC1131757  Muhlenbergia rigens Jerome S. Horton 1937-7-16 484 Los Angeles Tanbark Flats Pomona Quadrangle Comment
  RSA377602  Muilla maritima Fay A. MacFadden 1931-4-10 2581 Los Angeles Dry hillsides, Tejunga Canyon 426 Comment
  RSA670601  Muilla serotina B. C. Templeton, I. W. Clokey 1930-5-13 1468 Los Angeles Bouquet Canyon. Comment
  SBBG31499  Munzothamnus blairii R. M. Beauchamp 1967-3-18 Los Angeles in cyn below Lemon Tank 243 Comment
  RSA733154  Myriophyllum R. G. Swinney 1997-6-19 5610 -A Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  CHSC95456  Nassella cernua LeRoy Gross 2001-5-27 424 Los Angeles Los Angeles Basin; Verdugo Mountains Region: northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just north of La Tuna Canyon Road in the city of Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  LA99131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill. Comment
  POM296907  Nassella lepida Lyman Benson 1945-5-11 11682 Los Angeles Indian Hill, Claremont Comment
  RSA726021  Nassella lepida A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26121 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC1871326  Nassella lepida Tim Ross 1993-4-21 6864 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft), slope and small ridges N of Cactus Peak summit; N slope dropping toward Bullrush Canyon 384 Comment
  RSA603554  Nassella pulchra Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 620 Los Angeles N side of Cherry Harbor, overlooking harbor, ca. 60 m upslope. 75 Comment
  RSA789031  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-20 15167 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  UC1124087  Navarretia hamata A. E. Wieslander 1931-2-2 152 Los Angeles Azusa Wash Pomona Quad. 121 Comment
  SBBG117105  Navarretia hamata subsp. leptantha S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1569 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  UCR271575  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  JEPS1497  Nemophila menziesii John Thomas Howell 1928-2-9 3329 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  CAS-BOT-BC349862  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale & Piute Butte, Mohave Desert Comment
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  HSC21274  Nicotiana glauca David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA654169  Nicotiana glauca Marilyn Porter 1991-5-17 35 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA703342  Nicotiana glauca LeRoy Gross 2005-2-15 1388 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  SBBG12486  Nicotiana glauca E. R. Blakley 1961-9-23 4718 Los Angeles SE side of Catalina Harbor 15 Comment
  SEINET10696864  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3947 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET13290728 Image available Oenothera biennis P. A. Munz 1936-10-16 14589 Los Angeles Claremont Comment
  SEINET12188948  Oenothera bistorta J. F. Bright, Wyman, C. 1931-1 5290 Los Angeles In Antelope Valley under Joshua Trees Comment
  UCR191715  Oenothera californica A. C. Sanders 2008-4-18 34955 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth, beside dirt road 974 Comment
  RSA550283  Oenothera californica Walter Wisura, G. Perez 1992-5-19 4779 Los Angeles W-Mojave: Fort Tejon Rd. 2.9 mi SE of Largo Vista. Comment
  POM123009  Oenothera californica subsp. californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  SBBG60466  Oenothera elata subsp. hirsutissima R. Hoffmann 1927-6-14 Los Angeles near Castaic Comment
  SEINET13387116 Image available Oenothera elata subsp. hirsutissima R. G. Swinney 2011-1 15414 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
  POM355623  Oenothera elata subsp. hirsutissima Frances L. Cramer 1934-9-6 s.n. Los Angeles Flood control along road between Los Angeles and Long Beach. Comment
  UCR266279  Oenothera speciosa D. E. Bramlet 2005-4-11 3788 Los Angeles Puente Hills, Powder Canyon 229 Comment
  POM9739  Oenothera speciosa P. A. Munz 1921-05 4560 Los Angeles Between Chino & Pomona. 274 Comment
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SBBG31441  Oligomeris linifolia R. F. Thorne 1966-4-4 35753 Los Angeles SE of Ballast Pt and Catalina Harbor; isthmus 91 Comment
  RSA0116487  Opuntia basilaris R. G. Swinney 2010-6-1 13087 D Los Angeles San Gabriel Mountains; Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA799971  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7816 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1070 Comment
  SBBG122090  Orcuttia californica A. Parikh, N. Gale 2003-5-10 731 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UC1714580  Oreonana vestita S. B. Parish Aug. 1880 598 Los Angeles summit Mt. Baldy Comment
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Apr 30 2009
  RSA0070492  Orobanchaceae Jean Pitzer McBurney 1932-03 s.n. Los Angeles San Antonio Canyon, San Gabriel Mts. 1219 Comment
  SBBG13169  Orobanche bulbosa E. R. Blakley, M. A. Piehl 1962-10-5 5436 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  SD253507  Orobanche fasciculata R. G. Swinney 2011-5-19 14777 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  UCR273303  Orobanche fasciculata R. G. Swinney 2011-5-10 14650 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA0077922  Orobanche fasciculata Ivan M. Johnston 1917-6-20 1908 Los Angeles Camp Baldy. 1371 Comment
  UCR147620  Orobanche valida subsp. valida Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1197 Los Angeles Transverse Ranges; San Gabriel Mountains region, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1860 Comment
  RSA402073  Orthocarpus purpurascens Ducelia Sabb 1937-7-3 19717 Los Angeles Los Angeles. Comment
  RSA402093  Orthocarpus purpurascens var. purpurascens Ora M. Clark 1929-3-29 1804 Los Angeles N. W. Saugus Comment
  CAS-BOT-BC355756  Osmadenia tenella Alice Eastwood 1906-5-27 11 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UC897746  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak Canyon San gabriel Mts. 518 Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  RSA128260  Oxalis albicans subsp. californica H. J. Thompson 1959-3-31 1907 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  SD253509  Oxalis pes-caprae R. G. Swinney 2011-3-26 14229 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA628884  Oxytheca trilobata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  CAS-BOT-BC318202  Packera breweri W. R. Dudley; Frank Haines Lamb 1896-6-9 4424 Los Angeles Canon with firs. Comment
  UCR99523  Paeonia californica Steve Boyd, Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains Region, Knapp Ranch area at upper end of Castaic Creek drainage in valley at head of Cienega Canyon, south of Liebre Mountain,, just NE of ranch compound 1061 Comment
  UCR206507  Panicum miliaceum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36968 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  CAS-BOT-BC274180  Pappostipa speciosa Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3710 Los Angeles San Gabriel Mountains. Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  RSA248855  Parapholis incurva R. F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  SBBG12196  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles above the barracks Wilson Cove 106 Comment
  CAS-BOT-BC403917  Parietaria hespera Tim Ross; Steve Boyd 1991-4-25 4610 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) 530 Comment
  RSA448001  Parietaria hespera M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC1178537  Pectocarya anisocarpa Peter Kamb 1948-3-13 801 c Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  UCR192590  Pectocarya linearis A. C. Sanders 2008-4-10 34816 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR271137  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-4-20 14457 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA527768  Pectocarya linearis subsp. ferocula Steve Boyd, Tim Ross, Laurel Arnseth 1990-4-8 4331 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA592883  Pectocarya linearis subsp. ferocula L. C. Wheeler 1967-4-30 9249 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UC1178538  Pectocarya penicillata Peter Kamb 1948-3-13 801 b Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  UCR270506  Pectocarya penicillata R. G. Swinney 2011-5-26 14848 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR153324  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29734 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA587346  Pectocarya setosa Orlando Mistretta 1992-5-4 223 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR275007  Pectocarya setosa Michael Honer, Rachel Woodard 2006-4-21 2221 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  POM18073  Pedicularis semibarbata Philip A. Munz 1923-5-26 6849 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  IRVC27804  Pellaea andromedifolia A. C. Sanders, T. B. Salvato 2005-4-26 29752 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  UCR261335  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCR271741  Pellaea andromedifolia R. G. Swinney 2011-3-26 14228 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA535704  Pellaea andromedifolia T. S. Ross 1991-5-23 5502 Los Angeles San Clemente Island. Mouth of Tota Canyon, middle of island, eastern escarpment. 3 Comment
  SFV14645  Pellaea andromedifolia S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 1.25 miles upstream of dam on east-facing wall, next to path. Comment
  RSA188102  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-6 35925 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  UCR48937  Pennisetum clandestinum A. C. Sanders 1987-7-22 7157 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA670751  Pennisetum setaceum Joseph M. Keefe 2001-3-19 31176 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale, CA 91208., 34 deg 09'42.2 North, 118 deg 11'42.5 West. 470 Comment
  POM50423  Penstemon centranthifolius L. R. Abrams 1901-4-5 1340 Los Angeles Chatsworth Park Comment
Read comments
Mar 6 2011
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC373339  Penstemon centranthifolius Marcus E. Jones, A. M. May 1882 Los Angeles Pasadena Comment
  NY583871  Penstemon centranthifolius M. E. Jones 05 1882 s.n. Los Angeles Comment
  RSA0081368  Penstemon grinnellii R. G. Swinney 2011-7-21 15535 Los Angeles Strawberry Peak summit. 1860 Comment
  POM11490  Penstemon grinnellii subsp. grinnellii Philip A. Munz 1921-6-17 4661 Los Angeles Swartout Valley 1829 Comment
  POM128325  Penstemon grinnellii subsp. grinnellii George B. Grant 4594 Los Angeles Mt. Wilson. Comment
  NY601211  Penstemon grinnellii var. grinnellii V. E. Grant 1951-6-11 16033 Los Angeles Highway 2, several miles beyond Red Box Ranger Station 1524.0 Comment
  POM4269  Penstemon heterophyllus var. australis C. F. Baker 1909-5-15 5319 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  JEPS81722  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge, near Grassy Hollow); San Gabriel Mts., Angeles National Forest 2225 Comment
  RSA424042  Penstemon rostriflorus Robert Gustafson 1983-7-18 2783 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  RSA640735  Penstemon spectabilis Louis C. Wheeler 1931-4-11 s.n. Los Angeles East of Dr. Huntington's: (vicinity of Claremont). Comment
  POM184765  Penstemon spectabilis subsp. subviscosus Philip A. Munz 1932-5-17 12640 Los Angeles 1 mile north of Claremont. 396 Comment
  LA51908  Penstemon spectabilis var. subviscosus M. Epling; Carl Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV12135  Pentagramma triangularis V. Padgett, M. H. Grayum, D. L. Koutnik 1975-5-6 76 Los Angeles Santa Monica Mountains Fryman Canyon. 244 Comment
  CATA9  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial, in upper Avalon Canyon 167 Comment
  RSA687374  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  RSA687375  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Can. Angeles National Forest Comment
  RSA687394  Pentagramma triangularis subsp. triangularis May N. Ackley 1927-04 82 Los Angeles Big Tujunga Comment
  UC812207  Pentagramma triangularis subsp. triangularis G. B. Grant 1907-1 Los Angeles Old Wilson Trail Comment
  RSA0070712  Pentagramma viscosa T. R. Pray 1965-6-10 3201 Los Angeles Santa Catalina Island, above road south of Holland's Cove. Comment
  SD75607  Peritoma arborea var. globosa Reid Moran 1941-3-2 668 Los Angeles Santa Catalina Island; south of Wilson's Harbor. 24 Comment
  CATA280  Perityle emoryi Mark L. Hoefs 1973-5-21 293 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  LA34195  Perityle emoryi Peter H. Raven; Henry J. Thompson 1959-10-4 14555 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Pacific Coast Highway oppsite Canfield's. 12 Comment
  RSA471846  Perityle emoryi M. B. Dunkle 1930-7-13 2435 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  SBBG31540  Perityle emoryi R. M. Beauchamp 1967-3-18 291 Los Angeles Lemon Tank Comment
  CATA240  Perityle emoryi Mark L. Hoefs, A. Douglas Propst 1973-5-4 237 Los Angeles Santa Catalina Island: By road above Cottonwood Canyon 60 Comment
  SEINET3923793  Persicaria lapathifolia Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8902 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 469 Comment
  LA85581  Phacelia brachyloba Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  RSA0091150  Phacelia brachyloba R. G. Swinney 2011-7-7 15420 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  JEPS1556  Phacelia brachyloba Ethel Rockwell 1851-1 969 Los Angeles w Glendale; Los Angeles River Comment
  RSA182324  Phacelia brachyloba J. Olmstead 1962-4-30 3403 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA210959  Phacelia cicutaria var. hispida Robert F. Thorne 1963-5-5 32311 -a Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  UC126041  Phacelia cicutaria var. hispida Fordyce Grinnell 1903-12-31 Los Angeles Mt. Wilson Comment
  RSA427662  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-20 s.n. Los Angeles Fish Canyon. Comment
  UC1002528  Phacelia cicutaria var. hispida A. M. Johnson 1934-5-4 4477 Los Angeles towards tunnel Sepulveda Canyon (right side of road) Comment
  RSA603242  Phacelia curvipes R. S. Woglum 1935-5-6 732 Los Angeles Palmdale. Comment
  RSA590662  Phacelia curvipes Tim S. Ross 1990-5-31 2744 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  JEPS8605  Phacelia davidsonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4182 Los Angeles junction of road to Horse Flat Public Camp and main (paved) road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA733034  Phacelia davidsonii R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA733035  Phacelia davidsonii R. G. Swinney 1998-7-8 6341 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  POM73958  Phacelia distans George B. Grant 1905-4-26 s.n. Los Angeles Garvanza. Comment
  RSA0091723  Phacelia distans R. G. Swinney 2011-4-20 14442 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA0106728  Phacelia distans R. G. Swinney 2011-6-23 15291 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  SEINET13297602 Image available Phacelia distans R. G. Swinney 2011-1 15291 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UCR95547  Phacelia distans L. C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA316339  Phacelia distans Robert F. Thorne 1982-4-20 54956 Los Angeles 2.5 miles S of Llano 1159 Comment
  SD41337  Phacelia distans Edith A. Purer 1931-5-25 Los Angeles El Segundo Comment
  SBBG12264  Phacelia floribunda P. H. Raven 1962-7-12 18037 Los Angeles W end of Northwest Harbor 15 Comment
  RSA725182  Phacelia fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -105 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UC881115  Phacelia fremontii Lewis S. Rose 1937-4-9 37077 Los Angeles 6 mi se Llano 1036 Comment
  RSA225990  Phacelia grandiflora Robert F. Thorne, Arthur C. Gibson 1971-5-22 39765 Los Angeles Fish Canyon. 305 Comment
  RSA428245  Phacelia grandiflora N. C. Cooper 1933-7-11 3664 Los Angeles Lower San Gabriel Canyon, between Dams. Comment
  RSA716550  Phacelia imbricata Andrea Edwards, Pam DeVries 2006-5-15 110 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA608708  Phacelia imbricata subsp. imbricata Louis C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  POM48103  Phacelia longipes I. M. Johnston 1924-8-13 s.n. Los Angeles side canyon of San Antonio Canyon west of Spring Hill 1372 Comment
  RSA428042  Phacelia longipes Thekla Mohr 3140 Los Angeles Eaton Canyon. Comment
  RSA239488  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles Canyon W of road, 2.5 miles North of China Point. Santa [San] Clemente Island. 213 Comment
  POM7593  Phacelia minor P. A. Munz 1920-5-2 3818 Los Angeles San Dimas Canyon. 457 Comment
  RSA596056  Phacelia minor Tim S. Ross, J. Mark Porter 1995-5-4 8461 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA617461  Phacelia minor Scott D. White 1998-6-23 6756 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 548 Comment
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 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
  UCR98767  Phacelia minor Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA279101  Phacelia minor Robert F. Thorne 1971-4-9 41548 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA428058  Phacelia minor Helen M. Oster 1924-4-12 s.n. Los Angeles North ov Vermont and Western. Comment
  CAS-BOT-BC145072  Phacelia mohavensis Annetta Carter 1931-6-13 232 Los Angeles Buckhorn Canyon, n. side of Waterman Ridge, San Gabriel Mts. Comment
  NY83887  Phacelia oreopola subsp. oreopola L. R. Heckard 1953-6-15 505 Los Angeles Western side of Mt. Gleason. San Gabriel Mountains. 1.5 miles below summit along road to Tujunga Canyon 1828.8 Comment
  POM346646  Phacelia parryi Barry Burnell 1971-4-23 319 Los Angeles Claremont, Pomona College Wash SE corner; Drainage area: Pacific slope 335 Comment
  RSA0080163  Phacelia ramosissima Orlando Mistretta 1992-7-9 670 Los Angeles San Gabriel Mtns: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR45024  Phacelia ramosissima var. austrolitoralis A. C. Sanders 1986-7-30 6825 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA428244  Phacelia viscida E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon. Comment
  CATA722  Phalaris aquatica Mark L. Hoefs 1991-5-18 1229 Los Angeles Santa Catalina Island: Middle Canyon 268 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
  SBBG105554  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5136 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  UC729780  Phalaris minor Carl B. Wolf 1932-5-12 3581 Los Angeles hillside of the Isthmus Santa Catalina Island 30 Comment
  POM275906  Phalaris paradoxa Robert W. Townsend 1948-6-8 s.n. Los Angeles Waste land along Rosemead Blvd., 1.5 miles south of Garvey Blvd., [Pomona] San Gabriel 305 Comment
  SBBG113285  Phalaris paradoxa S. A. Junak with M. L. Hoefs 1997-6-4 SCa 423 Los Angeles S side of upper Buffalo Corral Reservoir 188 Comment
  JEPS71118  Phlox gracilis Frank W. Peirson 1921-7-3 2484 Los Angeles e end Pinyon Ridge; San Gabriel Mountains 2286 Comment
  UC284274  Pholistoma auritum P. A. Munz 1923-4-9 6663 Los Angeles e. coast San Clemente Isl. Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CATA2025  Pholistoma auritum Steven A. Junak, Keri Kirkland 1998-4-5 552 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 36 Comment
  LA38520  Pholistoma auritum var. auritum Carl Epling; 1931-4-25 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR124412  Pholistoma racemosum B. C. Templeton 1968-2-25 11383 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  LA209891  Phoradendron leucarpum subsp. tomentosum Betty Studt; 1938-10-1 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  POM11488  Phoradendron pauciflorum Philip A. Munz 1921-6-18 4636 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  UCR223655  Phoradendron pauciflorum R. G. Swinney 2009-6-24 11252 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC141140  Phoradendron serotinum subsp. macrophyllum D. E. Breedlove 1961-8-4 922 Los Angeles at western edge of Mohave Desert on Big Pines Highway at junction with Largo Vista Road; San Gabriel Mountains 1524 Comment
  CAS-BOT-BC141154  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi SW Glendora 198 Comment
  SBBG31050  Phyllospadix scouleri R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles S side of north beach of Little Harbor Comment
  RSA0020253  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 miles N Claremont. 412 Comment
  RSA608933  Picris echioides L. C. Wheeler 1931-5-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SEINET10611986  Pinus canariensis Betty Venrick 1962-1-7 Venrick 739 Los Angeles Cultivated. Pomona College Campus. Claremont. San Gabriel Mt. Range. 335 Comment
  RSA384303  Pinus contorta Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA226946  Pinus flexilis Robert F. Thorne 1971-8-25 41248 Los Angeles Throop Peak 2744 Comment
  UC189  Pinus sabiniana H. M. Hall May 1 1902-May 3 1902 3080 Los Angeles vicinity Elizabeth Lake (Pine Canon); Antelope Valley 1219 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  CDA36201  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles San Gabriel Valley; West edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. Comment
  CAS-BOT-BC71787  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-10 3515 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  LA81972  Plagiobothrys acanthocarpus O. H. Kappler; 1944-4-2 570 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  RSA600160  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 A 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
  SD148205  Plagiobothrys arizonicus G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4043 Los Angeles Junction of Munz Ranchg Road and Lake Elizabeth Road north of Lake Elizabeth. 1098 Comment
  RSA710274  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  SD186145  Plagiobothrys canescens A. C. Sanders 2003-4-16 26028 Los Angeles Newhall Ranch, south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  UCR153574  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2005-4-26 29716 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
  UCR192181  Plagiobothrys canescens A. C. Sanders 2008-4-17 34941 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  RSA187810  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-7 35987 a Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  UCR185606  Plagiobothrys tenellus A. C. Sanders 2007-4-25 33561 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  POM47628  Plantago bigelovii subsp. californica L. R. Abrams 1901-04 1450 Los Angeles Inglewood Comment
  POM246416  Plantago erecta F. R. Fosberg 1931-3-25 S- 4360 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  RSA0024509  Plantago erecta Robert F. Thorne 1980-4-26 54141 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  POM301486  Plantago hirtella J. C. Roos 1942-7-8 1273 Los Angeles Michigan and Boyle Station. Comment
  RSA401714A  Platanus racemosa Elbert Benjamine 1929-3-17 113 Los Angeles Griffith Park, Los Angeles. Comment
  RSA401715A  Platanus racemosa George B. Grant 1904-5-10 1007 Los Angeles Stream bottoms, near Pasadena Comment
  RSA0008147  Platanus racemosa Peter H. Raven, H. J. Thompson 1959-9-6 14366 Los Angeles Borders of salt marsh at mouth of Malibu Creek. 9 Comment
  CAS-BOT-BC91677  Platystemon californicus I. Johnston 1917-4-11 s.n. Los Angeles Near Nigger Slough [locality name change to'Laguna Dominguez']. Comment
  RSA771585  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  LA206267  Platystemon californicus Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  UC118462 Image available Platystemon californicus Mrs. K. Brandegee May 1889 Los Angeles San Pedro Comment
  UC56432  Platystemon californicus E. Braunton 867 Los Angeles Playa Comment
  RSA751410  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach. 3 Comment
  RSA356048  Poa annua R. F. Thorne 1973-3-14 42653 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA719750  Poa pratensis subsp. pratensis R. G. Swinney 1996-7-17 5149 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SACT001963  Poa scabrella Louis Wheeler 1932-4-9 Los Angeles About low shrubs on sandy desert. Fairmont. Comment
  RSA0091140  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA150862  Poa secunda P. H. Raven 1962-4-12 17332 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA583068  Poa secunda Timothy S. Ross 1993-4-22 6898 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft) 750m due N of Cactus Peak summit, fairly steep northerly slope draining to middle Bullrush Canyon. 335 Comment
  RSA649658  Poa secunda Michael Horn 1991-5-7 33 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  CAS-BOT-BC236209  Poa secunda subsp. secunda Peter H. Raven; Henry J. Thompson 1959-5-5 14146 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  CAS-BOT-BC236213  Poa secunda subsp. secunda Henry J. Thompson 1959-3-27 1887 Los Angeles Santa Monica Mountains. Saddle Peak, 0.5 mile E of peak 701 Comment
  RSA593771  Poa secunda subsp. secunda Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8560 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA229139  Poa secunda var. secunda R. F. Thorne 1971-6-30 40817 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  CHSC46009  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  RSA708656  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1188 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  LA103203  Polygala cornuta var. fishiae Barry A. Prigge; 1985-6-14 6419 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  UCR204879  Polygonum aviculare R. G. Swinney 2005-8-9 8406 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA602463  Polygonum hydropiperoides Scott D. White 1997-5-14 5125 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. 351 Comment
  RSA593418  Polygonum lapathifolium Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8902 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA653384  Polygonum lapathifolium LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA609756  Polygonum punctatum Louis C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd. Comment
  LA94077  Polypodium californicum Lawrence L. Kiefer; 1966-4-30 1952 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  UCSB62282  Polypodium californicum Kiefer, Lawrence 1967-5-28 Los Angeles San Gabriel Mtns., Bobcat Canyon, tributary of W fork of San Gabriel River, ca. 1/8mi from mouth 762 Comment
  SBBG95259  Polypogon interruptus M. B. Dunkle 1928-5-27 1980 Los Angeles Hamilton Cyn Comment
  CATA1253  Polypogon monspeliensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2333 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  POM1122  Polypogon monspeliensis D. L. Crawford 1916-5-20 719 Los Angeles Mountains above Claremont. Stream side in Palmers. 945 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  UCR270904  Polypogon monspeliensis R. G. Swinney 2011-5-26 14871 B Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  SEINET10861092  Polypogon monspeliensis Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park Comment
  RSA755580  Polypogon viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR200149  Populus balsamifera subsp. trichocarpa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 803 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  LA211143  Populus trichocarpa Arthur C. Gibson; 2010-4-7 5309 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, on the northern side of creek just east Malibu Creek, Piuma Rd. Comment
  SD247345  Porophyllum ruderale A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37177 Los Angeles Los Angles Basin Region: Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. Community gardens under powerlines. 34 Comment
  RSA383477  Potamogeton illinoensis Robert M. Perkins 1936-7-5 231 Los Angeles Crystal Lake, Angeles National Forest Comment
  RSA383478  Potamogeton illinoensis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5486 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  SEINET3892988  Potamogeton pectinatus Louis C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  UCR204021  Potentilla glandulosa R. G. Swinney 2001-9-15 8145 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  SEINET10957103  Prunus dulcis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2603 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC157931  Prunus emarginata Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10103 Los Angeles Head of Little Rock Creek, 1 mi. s. of Buckhorn, San Gabriel Mts. 2042 Comment
  RSA199026  Prunus ilicifolia subsp. ilicifolia W. M. Gauntt 1966-4-16 156 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  SD51925  Prunus ilicifolia subsp. lyonii Peter Raven 1962-5-9 17643 Los Angeles San Clemente Island:steep grassland in canyon just north of Guds 182 Comment
  RSA444785  Prunus lyonii Lyman D. Benson 1960-7-20 16077 Los Angeles Pomona College campus, Pacific Slope, Claremont. 366 Comment
  RSA454150  Prunus lyonii M. B. Dunkle 1931-3-30 2156 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CHSC26346  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  CAS-BOT-BC356561  Pseudognaphalium biolettii George B. Grant; Walter Wheeler 1904-4-21 6195 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  POM358751  Pseudognaphalium biolettii S. B. Parish 1918-6-5 11867 Los Angeles Playa del Rey Comment
  SBBG39625  Pseudognaphalium biolettii E. R. Blakley 1963-4-10 5577 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  SD69786  Pseudognaphalium biolettii Robert F. Thorne 1966-4-4 35781 Los Angeles Santa Catalina Island; Blue Cav ern Point, northeast of Isthmus Cove. 29 Comment
  SD90449  Pseudognaphalium biolettii Robert F. Thorne, M. Z. Thorne 1973-2-12 42467 Los Angeles Santa Catalina Island; north of Marine Science Station at Fishermen's Cove 45 Comment
  RSA329730  Pseudognaphalium biolettii Gary D. Wallace 1965-3-25 207 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  LA200204  Pseudognaphalium californicum Jonathan Sauer; Dominique Pahlavan 1981-5-2 6129 Los Angeles Comment
  RSA0022252  Pseudognaphalium californicum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5115 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM358846  Pseudognaphalium leucocephalum T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, Mt Wilson. Comment
  SBBG131604  Pseudognaphalium luteoalbum S. A. Junak 1999-7-15 SCa 1036 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  CAS-BOT-BC357284  Pseudognaphalium microcephalum D. L. Crawford 1915-8-14 s.n. Los Angeles Mts. above Claremont, Palmer Canyon Comment
  RSA0092323  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC80064  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 1/2 mile west of summit of grade on new road from San Fernando to Saugus 609 Comment
  RSA589500  Psilocarphus tenellus Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8590 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA392923  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  UC284787  Pterostegia drymarioides P. A. Munz 1923-4-8 6601 Los Angeles at Wilson's Cove San Clemente Isl. Comment
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0080560  Pyrola dentata Wayne E. Sawyer 1981-7-12 94 Los Angeles Crest trail, 0.4 mi. SE of Little Jimmy Spring and 1.2 mi. W of Mt. Hawkins 2393 Comment
  NY248647  Quercus X grandidentata J. A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T. & S.F. tracks at mouth of sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. 228.6 Comment
  JEPS40261  Quercus X macdonaldii Mrs. Blanche Trask 1834-4-23 Los Angeles Catalina Island Comment
  CAS-BOT-BC45626  Quercus agrifolia Steve Boyd; Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mt. 914 Comment
  RSA476839  Quercus agrifolia F. R. Fosberg 1932-1-3 7423 Los Angeles Upper Malibu Creek Santa Ana Mts. [actually Santa Monica Mtns] Comment
  POM18608  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 2 b Los Angeles Ganesha Hills, Pomona. Comment
  RSA0025272  Quercus berberidifolia Justin M. Wood 2012-3-20 4643 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA476900  Quercus chrysolepis Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA579315  Quercus chrysolepis Tim S. Ross 1994-7-1 8078 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  SBBG42321  Quercus chrysolepis M. R. Benedict 1971-6-26 Los Angeles head of cyn E of Pk 1942 in middle of E side of island Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  SACT002622  Quercus chrysolepis Louis Wheeler 1931-11-8 Los Angeles San Gabriel Mountains Comment
  RSA0116267  Quercus douglasii A. C. Sanders 2006-4-14 32062 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  UCSB18134  Quercus douglasii A. Grant 1964-5-15 131 Los Angeles 200 YDS N OF MINT CANYON CAMPGROUND (OFF US HWY 6) 640 Comment
  SJSU633  Quercus dumosa F. R. Fosberg 1932-3-22 S 5433 Los Angeles near Wrigley Reservoir, Gallagher's Canyon (left Fork), Santa Catalina Island 396 Comment
  UC630409  Quercus durata var. gabrielensis Annetta Carter 1940-1-12 1491 Los Angeles e side of canyon head of Baldwin Avenue (Sierra Madre foothills); San Gabriel Mountains, Sierra Madre 320 Comment
  UCR124356  Quercus durata var. gabrielensis Jane Strong 2000-1 s.n. Los Angeles San Gabriel Mtns., Eaton Canyon Natural Area, NE of the 'meadow,' east of main fire road, c. 0.5 mi north of the Nature Center 335 Comment
  RSA533066  Quercus engelmannii Lyman Benson 1947-5-2 12352 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA754602  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  UC205512  Quercus kelloggii I. M. Johnston 1917-8-24 1714 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1981 Comment
  RSA477310  Quercus lobata Geo. L. Moxley 1916-6-16 501 Los Angeles Santa Susana Mountains. Comment
  UCR249899  Quercus lobata R. E. Riefner Jr. 2012-12-11 12- 595 Los Angeles Sun Valley, La Tuna Canyon, La tuna Canyon Road at Wildwood Ave. 281 Comment
  SEINET10432066  Quercus macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel Street, South Pasadena. Comment
  POM243779  Quercus pacifica F. R. Fosberg 1931-7-16 S 5435 Los Angeles Gallagher's Canyon, Santa Catalina Island. 100 Comment
  UCSB1120  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  CAS-BOT-BC250924  Quercus tomentella P. S. Manos 1988-10-28 696 Los Angeles San Clemente Island, N fork of Eagle Canyon 243 Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  CAS-BOT-BC104870  Quercus wislizeni John H. Thomas 1957-5-11 6758 Los Angeles San Gabriel Mts. About 13 miles NE of center of Pasadena 1676 Comment
  RSA579516  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-6-23 8049 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  UC75894  Rafinesquia californica unknown April 1901 834 Los Angeles Avalon Catalina Island Comment
  UC829463  Rafinesquia californica E. Hall Los Angeles Athens Comment
  RSA472412  Rafinesquia californica Robin S. Collins 1973-5-15 264 Los Angeles Angeles National Forest, San Gabriel Mts. Trail Canyon, on road to beginning of pack trail. 594 Comment
  RSA764952  Ranunculus californicus Doris Bowers 1957-3-10 84 Los Angeles Rocky Point, La Verne 335 Comment
  RSA399400  Ranunculus californicus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  UC827832  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  RSA0112065  Raphanus raphanistrum Steven A. Junak 2000-5-6 SCa- 1277 Los Angeles Santa Catalina Island. Just N of Upper Quarry Road, ca 2.4 mi. W of junction w/road to housing at Empire Landing. 289 Comment
  UCR217279  Raphanus sativus R. G. Swinney 2009-3-6 10049 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, Azusa, east of Irwindale Ave. and north of I-210 Fwy 152 Comment
  RSA431480  Raphanus sativus L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA660838  Raphanus sativus Ann Williams 1992-5-14 14 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  SBBG25547  Raphanus sativus D. Emery 1947-4-4 Los Angeles San Fernando Valley Comment
  UCR280797  Rapistrum rugosum Jesse York 2017-7-18 s.n. Los Angeles Los Angeles Basin; San Fernando Valley, Sepulveda Dam, Van Nuys 210 Comment
  CDA7610  Ratibida columnifera R. E. Riefner Jr. 2007-7-5 07 -300 Los Angeles Santa Monica Mountains National Recreation Area, La Jolla Canyon, Pacific Coast Highway. Comment
  RSA399209  Reseda alba Anstruther Davidson 1893-6-10 s.n. Los Angeles Pasadena. Comment
  RSA652636  Rhamnus californica subsp. californica T. Shipman 1974-8-22 s.n. Los Angeles Soldier Crk., Hwy 39. 1220 Comment
  RSA764416  Rhamnus californica subsp. californica Justin M. Wood 2009-8-18 1251 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CAS-BOT-BC55975  Rhamnus ilicifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8413 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 585 Comment
  LA200810  Rhamnus ilicifolia A. M. Johnson; 1934-3-16 4365 Los Angeles Simi Hills-Santa Susana Mountains, Santa Susana Pass, beyond Chatsworth near summit of pass 457 Comment
  UC1018420  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Sylvan Park Topanga Comment
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May 1 2014
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA304929  Rhamnus ilicifolia James R. Shevock 1970-5-8 195 Los Angeles San Gabriel Mts. 534 Comment
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Oct 16 2014
  SBBG128329  Rhamnus pirifolia S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 40 Los Angeles Deer Valley Trail 92 Comment
  UCR125158  Rhus aromatica A. C. Sanders, Mark Elvin 2002-6-18 25121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC170442  Rhus integrifolia I. Johnston 1917-3-10 s.n. Los Angeles Cucamonga Wash, east of Upland 487 Comment
  UCR272346  Rhus integrifolia R. G. Swinney 2011-3-15 14102 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  UCSB18275  Rhus integrifolia Oliver, Lois 1964-3-23 Los Angeles George F. Canyon, 500 feet W of Palos Verdes Drive East, Rolling Hills estates 134 Comment
  CAS-BOT-BC167943  Rhus ovata Robert F. Thorne 1970-3-5 39379 Los Angeles Santa Catalina Island: Upper Avalon Canyon 60 Comment
  RSA0116757  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA584020  Rhus ovata T. S. Ross, Steve D. Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  SFV20797  Rhus ovata L. Gross, V. Soza, N. Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. A short walking distance from road in a northwest facing draw, east of saddle near above coordinates. 610 Comment
  POM177971  Rhus trilobata var. pilosissima Joseph A. Ewan 1931-3-3 4050 Los Angeles East Fork Sepulveda Canyon. Comment
  CAS-BOT-BC433171  Ribes Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CAS-BOT-BC92290  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains. Arroyo Seco. 457 Comment
  SEINET13942306 Image available Ribes aureum C. F. B. 1903-1 4154 Los Angeles Glendora Comment
  SBBG98200  Ribes californicum I. W. Clokey, B. Templeton -Mar-1929 Los Angeles Mandeville Cyn 300 Comment
  LA50710  Ribes californicum var. hesperium Carl Epling; A. M. Johnson 1930-2-22 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA226247  Ribes californicum var. hesperium Gary D. Cromwell 1971-4-16 504 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  UC754135  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River 73 Comment
  UCD102264  Ribes indecorum Geoffrey Levin 1976-3-23 681 Los Angeles Blanchard Park (Wash), Pomona College, Claremont. 365 Comment
  CAS-BOT-BC173405  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles Near Santa Monica in the Santa Monica Mts. Comment
  SEINET13942620 Image available Ribes malvaceum Peter H. Raven 1959-1 13839 Los Angeles Santa Monica mountains shaded slopes on Mullholland Drive 6.2 miles west of Topanga Canyon, elevation 1200 feet 366 Comment
  RSA441481  Ribes malvaceum var. viridifolium F. H. Elmore 1934-3-4 s.n. Los Angeles Benedict Canyon, Hollywood Comment
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May 22 2014
  RSA802428  Ribes malvaceum var. viridifolium Orlando Mistretta, Cher Batchelor 2011-7-27 5997 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA0064069  Ribes nevadense R. G. Swinney 2010-10-13 14024 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA239178  Ribes nevadense R. F. Thorne 1969-7-10 38360 Los Angeles Mescal Creek Play Area 2042 Comment
  RSA764926  Ribes nevadense Doris Bowers 1957-4-28 326 Los Angeles Camp LaVerne, Barton Flats 2134 Comment
  CAS-BOT-BC209696  Ribes quercetorum Le Roy Abrams; E. A. McGregor 1908-6-19 319 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  POM96335  Ribes quercetorum P. A. Munz 1926-4-4 s.n. Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA0023188  Ribes quercetorum Steve Boyd 1996-4-25 8679 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  RSA587274  Ribes roezlii Tim S. Ross 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA476283  Ribes speciosum D. A. Young 1969-5-25 p 477 Los Angeles Across the street from the Alpha Beta on Diamond Bar Blvd.. in Diamond Bar. 274 Comment
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Aug 20 2014
  RSA476300  Ribes speciosum E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  RSA009300  Robinia pseudoacacia W. Bolander 1967-4-17 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. 457 Comment
  RSA762425  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles Big Pine Meadow 2061 Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  POM263029  Rubus leucodermis J. C. Roos 1937-7-16 374 Los Angeles Stockton Flats, San Gabriel Mountains. Comment
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Feb 4 2014
  LA29322  Rubus parviflorus Mary V. Hood; 1943-6-25 Los Angeles Buckhorn Flats 1981 Comment
  CAS-BOT-BC156590  Rubus ulmifolius Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon 579 Comment
  RSA653629  Rubus ursinus S. Koukol, R. Koukol 1998-5-3 46 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  RSA653902  Rubus ursinus Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 549 Comment
  RSA466071  Rumex crispus F. R. Fosberg 1931-4-10 S 4551 Los Angeles Avalon Valley, Santa Catalina Island. 60 Comment
  IRVC28732  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA547812  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3612 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCD101127  Rumex crispus Garm Beall 1997-5-10 30 Los Angeles Zuma Creek, 6356 Busch Drive, Malibu. Comment
  CDA23198  Rumex salicifolius Phillipson 1915-8-4 Los Angeles South Duarte. Comment
  RSA0013472  Rumex salicifolius var. salicifolius Orlando Mistretta, Youssef Atallah 2011-8-16 6044 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SDSU21090  Salazaria mexicana Ian Cain 2010-5-9 1399 Los Angeles East south east of Llano. Just north of the corner of Highway 138 and 185th street east 1003 Comment
  UCR149891  Salazaria mexicana R. G. Swinney 1999-6-18 7322 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR197773  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 A Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
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May 3 2013
  UCR65205  Salicornia subterminalis F. R. Fosberg 1931-5-17 S- 04888 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  UC851271  Salicornia virginica F. R. Fosberg 1931-7-15 S 5426 Los Angeles Isthmus Santa Catalina Island Comment
  UCR234151  Salix exigua Dick Newell 2012-3-29 237 Los Angeles South Coastal Plain, East Long Beach wetlands, 100 yards west of Studebaker Rd. at Pacific Coast Highway 3 Comment
  UCR260015  Salix exigua R. G. Swinney 2010-4-1 12152 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. 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
  RSA92542  Salix exigua F. W. Peirson 1932-4-17 9859 Los Angeles Margin of Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  UCR212826  Salix gooddingii Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1808 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  UC506443  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-30 7692 Los Angeles stream along Baldwin Hills near Higuera Rd. Culver City Comment
  UC492416  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  CAS-BOT-BC128134  Salix lasiandra var. lasiandra Louis C. Wheeler 1934-2-4 2372 A Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  RSA612651  Salix lasiolepis Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  RSA657018  Salix lasiolepis Joseph M. Keefe 2001-2-7 31046 Los Angeles 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, 90041. 280 Comment
  SD124467  Salix lasiolepis Barry Prigge 1986-3-20 6953 Los Angeles Santa Monica Mountains; Triunfo Canyon. Kanan Road and Triunfo Creek 235 Comment
  UCR150840  Salix lasiolepis R. G. Swinney, Dave Larson 1999-5-15 7178 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR194059  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  UC506428  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7661 Los Angeles Comment
  CHSC95814  Salix lucida subsp. lasiandra Joseph Marlowe Keefe 2001-2-7 31046 Los Angeles In landscaping along freeway onramp, north facing slope, 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, CA 90041. 280 Comment
  SD252320  Salsola Steven A. Junak 1999-9-10 Sca 1083 Los Angeles Santa Catalina Island: Along Bulrush Canyon Trail, above plant stop. 438 Comment
  RSA596997  Salsola tragus Steve Boyd, Lauren Raz 1996-9-24 8972 Los Angeles Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon. 1622 Comment
  CAS-BOT-BC180747  Salsola tragus C. W. Tilforth 1968-7-7 140 b Los Angeles West Road, Whittier Comment
  SBBG58393  Saltugilia splendens R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SD125712  Saltugilia splendens K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, on Rd. N3 ca. 2 miles SW of Mill Creek Summit 1524 Comment
  RSA67048  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-3 16006 Los Angeles South slope of Cow Canyon, 1.9 mi. W of jct. with San Antonio Canyon rd. 1372 Comment
  UC52511  Saltugilia splendens subsp. grantii Ernest Braunton 1902-7-9 511 Los Angeles Hobart Comment
  UCR272597  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA244394  Saltugilia splendens subsp. grantii Robin S. Collins 1973-5-28 321 Los Angeles Trail Canyon 732 Comment
  CDA40334  Saltugilia splendens subsp. splendens T. C. Fuller 1980-6-12 20279 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  RSA0082594  Salvia apiana R. G. Swinney 2010-6-4 12990 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA424324  Salvia apiana William Emboden 1970-6-12 2 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424325  Salvia apiana William Emboden 1970-6-12 29 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UCR65229  Salvia apiana F. R. Fosberg 1931-5-6 S- 04808 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  SBBG71155  Salvia carduacea R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UCR191714  Salvia carduacea A. C. Sanders 2008-4-18 34954 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA0110784  Salvia columbariae Richard G. Swinney 2010-5-21 12901 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR255843  Salvia columbariae R. G. Swinney 2010-3-10 11827 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  RSA0039312  Salvia columbariae R. Munkittrick 1948-4-23 s.n. Los Angeles Southwest of campus of Cal Poly below Dallas Huts. 213 Comment
  RSA339715  Salvia dorrii var. pilosa Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55008 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  CAS-BOT-BC233662  Salvia leucophylla Street; Williams 1919-5-10 2718 Los Angeles Turnbull Canyon 304 Comment
  LA82017  Salvia leucophylla Henry J. Thompson; 1960-6-7 3072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CAS-BOT-BC229495  Salvia mellifera A. C. Sanders; T. B. Salvato 2009-5-19 36828 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA656386  Salvia mellifera Gerald Pitto 1980-5-26 21 Los Angeles Verdugo Mountains: South facing slope at top of Boston [Ave.] on canyon floor of Cooks Canyon, nearest cross street Barrit [Burritt] Way, La Crescenta 610 Comment
  SBBG12653  Salvia mellifera E. R. Blakley 1962-10-5 5431 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  SBBG25414  Salvia mellifera K. A. Wilson 1961-3-11 975 Los Angeles Placerita Cyn Rd, small cyn 1 mi W of Placerita Cyn State Park Comment
  SBBG4470  Salvia mellifera C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 0.6 mi N of jct with Bouquet Cyn Rd 571 Comment
  UCR258784  Salvia mellifera R. G. Swinney 2010-5-25 12969 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA631351  Sambucus mexicana L. C. Wheeler 1967-9-5 10693 Los Angeles Lupine Campground, Prairie Fork. 1982 Comment
  CAS-BOT-BC238734  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 630 Los Angeles Swartout [Swarthout] Canyon, desert slope of the San Gabriel Mountains 1828 Comment
  HSC3956  Sambucus nigra subsp. caerulea C. E. Fellows 1965-9-7 159 Los Angeles 3/10 mi. E of Buckthorn Ranger Station on Angeles Crest Hwy. Comment
  RSA133767  Sanicula arguta P. H. Raven 1959-4-4 13953 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  RSA470987  Sanicula arguta M. B. Dunkle 1932-5-28 2961 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA470988  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG131567  Sanicula arguta S. A. Junak 2000-4-15 SCa 1203 Los Angeles Avalon Cyn, on W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  CAS-BOT-BC223213  Sanicula bipinnatifida Le Roy Abrams 1901-4-3 1301 Los Angeles Bank of Los Angeles River, San Fernando Valley Comment
  RSA0069833  Sanicula crassicaulis R. G. Swinney 2010-6-8 13209 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
  UCR23573  Sarcodes sanguinea John C. Roos 1966-6-15 s.n. Los Angeles San Gabriel Mountains, North slope of Mt. Baden-Powell near Lamel Spring 2378 Comment
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Aug 18 2012
  UC450876  Sarcostemma cynanchoides subsp. hartwegii Fay A. MacFadden 1931-3-29 18 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon 335 Comment
  SD69005  Satureja douglasii Robert F. Thorne, D. Propst 1968-5-28 37647 Los Angeles Santa Catalina Island, middle Bulrush Canyon 244 Comment
  CAS-BOT-BC219080  Schinus molle Louis C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash near La Verne 373 Comment
  RSA0088420  Schinus molle R. G. Swinney 2010-2-27 11760 Los Angeles 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
  SBBG98612  Schinus molle T. Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills (Puente Hills) 320 Comment
  SBBG131039  Schismus S. A. Junak 1999-5-6 SCa 880 Los Angeles W side of Cherry Cove, just N of rd, ridgetop 60 Comment
  RSA0065636  Schismus arabicus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6791 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SD223162  Schismus arabicus Robert F, Thorne, P. Everett 1965-5-10 34455 Los Angeles around Echo Lake, Santa Catalina Island 410 Comment
  RSA339638  Schismus barbatus R. F. Thorne, M. Z. Thorne 1980-3-23 54004 Los Angeles Foothills of San Gabriel Mountains: Johnson's Pasture above Claremont. 610 Comment
  UCR205839  Scirpus microcarpus R. G. Swinney 2008-6-9 8973 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  SBBG53158  Scrophularia villosa S. A. Junak 1978-4-15 SCa 1 Los Angeles next to crk at upper end of Cherry Valley Boy Scout Camp; lower Cherry Valley 7 Comment
  RSA282771  Scutellaria tuberosa C. W. Tilforth, B. Busenberg 1980-2-28 1929 Los Angeles Above Thompson Creek, between Palmer Canyon & Live Oak Canyon, north of Claremont. Comment
  RSA647790  Scutellaria tuberosa LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 193 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  RSA0081658  Sedum spathulifolium L. C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River; ca. 1/2 mile W of Pasadena Bait Club. 587 Comment
  POM946  Selaginella asprella Ivan M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canon 1753 Comment
  RSA0043001  Selaginella bigelovii R. G. Swinney 2010-6-21 13258 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  SEINET3074315 Image available Selaginella bigelovii C. F. Shutts 1949-2-14 5 Los Angeles Little Dalton Canyon, San Gabriel Mountains. 430 Comment
  SEINET6336371  Selaginella bigelovii L. C. Wheeler 1933-2-23 1482 Los Angeles Vasquez Rocks, Soledad Canyon drainage 838 Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  UC128657  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont Comment
  CAS-BOT-BC333116  Senecio flaccidus var. douglasii John H. Thomas 1956-11-8 6471 Los Angeles Western side of santa Anita Canyon about 7 miles NNE of Pasadena, San Gabriel Mountains 609 Comment
  RSA191643  Senecio flaccidus var. douglasii R. F. Thorne, M. Z. Thorne 1966-8-29 36602 Los Angeles along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  SD74670  Senecio flaccidus var. douglasii Helen V. Witham 1969-9-25 479 Los Angeles Mulholland Highway 1 mile north of POacific Highway 120 Comment
  SFV12530  Senecio flaccidus var. douglasii J. W. Dole 1980-9-5 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Comment
  RSA0001548  Senecio ilicetorum Anstruther Davidson 1892-6-12 s.n. Los Angeles Pasadena Trail. Wilson Peak. San Gabriel Mountains Comment
  CAS-BOT-BC341212  Senecio lyonii Frank W. Peirson 1923-4-12 3478 Los Angeles Wilson's Cove, San Clemente Is. Comment
  CATA987  Senecio lyonii Mark L. Hoefs 1994-5-21 1859 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA251456  Senecio lyonii R. F. Thorne 1973-4-11 42835 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  SBBG79875  Senecio lyonii W. A. Wright 1931-2-26 Los Angeles Santa Catalina Island Comment
  SEINET4015257 Image available Senecio lyonii R. Moran 1941-1 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island. 10 Comment
  RSA527616  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4401 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA552953  Senna artemisioides T. S. Elias 1993-1-24 12445 Los Angeles North of Claremont, along Burbank fire road in Burbank Canyon; west of Palmer Canyon Comment
  RSA402664  Sesuvium verrucosum I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  RSA402665  Sesuvium verrucosum T. H. Holmes 1933-4-25 s.n. Los Angeles Mohave Desert. Comment
  UCSB10673  Setaria gracilis Robert M. Lloyd 1959-5-21 224 Los Angeles collected in Pomona College Campus Claremont in the corner of 6th St and College St Pomona College, 6th St., College St and Claremont 365 Comment
  CAS-BOT-BC243581  Setaria parviflora Peter H. Raven 1956-6-17 9403 Los Angeles Westwood, Los Angeles Comment
  CAS-BOT-BC384475  Silene antirrhina Alice Eastwood 1906-5-27 1 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UCR88697  Silene antirrhina Scott D. White 1995-10-19 3699 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
  RSA536064  Silene antirrhina Timothy S. Ross 1991-5-21 5381 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 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
  RSA752479  Silene gallica Justin M. Wood 2009-4-22 530 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SEINET269236  Silene gallica Scott D. White, Chet McGaugh 1995-5-16 3066 Los Angeles E edge of Santa Susana Mts just W of San Gabriel Mts. 'Sunshine Cyn' W of San Fernando Rd. and 1-5 Fwy 457 Comment
  SFV1221  Silene gallica P. G. Kilburn 1958-2-23 618 Los Angeles Santa Susana Mountains South slope of Oat Mountain. Roadside, 50 yards northwest of Brown Canyon Road. 366 Comment
  UCD98696  Silene gallica Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36730 Los Angeles Santa Catalina Island; Salta Verde, approximately N of Salta Verde Point. Comment
  UCD98709  Silene gallica M. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains, one fourth mile east of Cornell Road on Mulholland Highway. Comment
  UCR194744  Silene laciniata subsp. major Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 715 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA0088580  Sisymbrium altissimum R. G. Swinney 2010-5-11 12685 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCD115521  Sisymbrium altissimum Robert F. Thorne; P. C. Everett 1964-2-7 33462 Los Angeles at lower end of Pebbly Beach Canyon, on the E end of Santa Catalina Island. 76 Comment
  UCR150593  Sisymbrium officinale L. C. Wheeler 1967-5-3 9801 Los Angeles Transverse Ranges; San Gabriel Mountains region, Sycamore Flat Campground, Big Rock Creek 1311 Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UCR200191  Sisymbrium orientale Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 876 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 366 Comment
  RSA339637  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1980-3-23 54005 Los Angeles Foothills of San Gabriel Mountains: Johnsons Pasture above Claremont. 610 Comment
  SBBG11565  Sisyrinchium bellum E. R. Blakley 1959-4-5 2733 Los Angeles beach cliff on W side of Point Dume 15 Comment
  RSA0028811  Sisyrinchium bellum N. C. Cooper 1945-5-1 2234 Los Angeles Tapia Park region 762 Comment
  SEINET10898365  Solandra guttata Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4843 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA756987  Solanum americanum A. C. Sanders 2009-11-6 37209 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA428799  Solanum americanum Robert Gustafson 1981-5-13 2215 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA422426  Solanum douglasii Tom Burch 1940-2-22 4018 -6 Los Angeles Redondo Beach Comment
  RSA654420  Solanum douglasii Matt Brooks 1988-4-15 12 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  UC483375  Solanum douglasii L. R. Abrams and I. L. Wiggins 1931-7-6 346 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UCR280688  Solanum douglasii R. G. Swinney 2014-5-27 16676 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CDA41146  Solanum douglasii G. C. Fleischman 1942-8-29 s.n. Los Angeles Medwick & North Foothill Blvd., Altadena. 0 Comment
  CHSC34603  Solanum nigrum Alisa Goldman 1980-4-5 2 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Canyon Rd., Pacific Palisades. 167 Comment
  RSA598140  Solanum umbelliferum Victor W. Steinmann 1995-5-8 662 Los Angeles Libre Mountains, along Bouquet Canyon Road, ca. 1.5 km (by road) N of the Texas Canyon Fire Station 600 Comment
  UCR259910  Solanum umbelliferum R. G. Swinney 2010-3-18 11993 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  CAS-BOT-BC236428  Solanum wallacei Carl B. Wolf 1932-10-4 4219 Los Angeles Hamilton Canyon, below turn in road above airport, Santa Catalina Island 22 Comment
  LA105089  Solanum xanti Barry A. Prigge; 1988-7-3 8234 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  NY738562  Solanum xanti H. Stevens 2003-4-4 276 Los Angeles Santa Monica Mountains. Stunt Ranch Santa Monica Mountains Reserve. About 4.5 miles N of city of Malibu 340 Comment
  SBBG120064  Solanum xanti A. C. Sanders 2003-4-14 25981 Los Angeles Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway 305 Comment
  SBBG70661  Solanum xanti R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  NY178752  Solanum xanti var. wallacei W. A. Wallace s.n. Los Angeles Island of Catalina Comment
  RSA0091148  Solidago californica R. G. Swinney 2011-10-10 15761 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR124554  Solidago californica B. C. Templeton 1932-8-26 5095 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  SEINET13276800 Image available Solidago velutina subsp. californica R. G. Swinney 2011-1 15885 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  CAS-BOT-BC365846  Soliva sessilis Martin F. Ray 1984-7-31 55 Los Angeles Santa Monica, Palisades Park Comment
  JEPS26443  Sonchus asper Peter H. Raven and Henry J. Thompson 1960-5-29 15430 Los Angeles Mulholland Highway near Decker Road (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  JEPS30646  Sonchus oleraceus Peter H. Raven and Henry J. Thompson 1959-6-4 14346 Los Angeles Point Dume Santa Monica Mountains, Point Dume 12 Comment
  RSA0036768  Sonchus oleraceus Toad 1981-3-3 0013 -81 Los Angeles 130 W. Grondahl, Covina. On NW corner of property. Comment
  RSA0045288  Sonchus oleraceus Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA629052  Sonchus oleraceus Valerie L. Soza, Laura Moore 1999-6-30 602 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR271058  Sonchus oleraceus R. G. Swinney 2011-6-6 15001 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR281363  Sonchus oleraceus R. G. Swinney 2014-5-15 16516 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  LA39068  Sonchus oleraceus H. Lewis; 1940-8-14 Los Angeles Campus of University of California at Los Angeles Comment
  RSA0021431  Sonchus oleraceus Anonymous 1951-3-20 s.n. Los Angeles Point Dume 27 Comment
  RSA474104  Sonchus oleraceus M. B. Dunkle 1933-4-14 3296 Los Angeles Long Beach. Comment
  RSA474105  Sonchus oleraceus B. Gustafson 1981-3-18 2121 Los Angeles Ballona Wetlands, Area 3 Common weed throughout all 3 areas. Comment
  SEINET10617738  Sonchus oleraceus David B. Dunn 1946-1 Dunn 2005 Los Angeles Weed in the yard at 316 N Ave. 50, Los Angeles. Comment
  RSA576940  Spergula arvensis L. C. Wheeler 1932-3-12 487 Los Angeles La Verne. 305 Comment
  RSA0097898  Spergularia bocconi A. C. Sanders, A. Thompson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence. 366 Comment
  SD252308  Spergularia bocconi Steven A. Junak 2000-5-19 Sca 1326 Los Angeles Santa Catalina Island: on W side of 1st ridge W of Twin Rocks, ca. 0.44 mile SE of Goat Harbor. 285 Comment
  SD66914  Spergularia bocconi R. Mitchel Beauchamp 1967-3-18 2960 Los Angeles San Clemente Island; below Lemon Tank. Comment
  SD85138  Spergularia macrotheca Martin A. Piehl 1962-6-9 62631 Los Angeles San Clemente Island; south of Lighthouse, China Point. 3 Comment
  POM339334  Spergularia macrotheca F. R. Fosberg, S. C. Rainey 1973-11-14 55230 Los Angeles San Clemente Island. Wilson s Cove, on roadside on grassy slope Comment
  CAS-BOT-BC390796  Spergularia marina Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  RSA0098531  Spergularia marina Scott D. White 1997-3-12 4753 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CAS-BOT-BC391002  Spergularia villosa G. B. Grant 1917-6-5 s.n. Los Angeles Pasadena Comment
  UCR123642  Sphaeralcea ambigua var. rugosa Steven R. Hill, K. Kramer 2001-4-22 33360 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  RSA579314  Stachys albens Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8080 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA82575  Stachys albens F. W. Peirson 1924-8-23 5055 Los Angeles West Fork of San Gabriel River. 412 Comment
  UC75066  Stachys albens C. F. Baker 1903-8-2 3663 Los Angeles near Claremont; San Antonio Canon Comment
  LA105087  Stachys bullata Barry A. Prigge; 1988-7-3 8232 Los Angeles Comment
  LA52380  Stachys bullata Carl Epling; 1931-3-28 52380 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SEINET9338086  Stachys bullata Unknown 1929-4-30 4460 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  RSA773540  Stanleya pinnata R. G. Swinney 2009-4-29 10568 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  CAS-BOT-BC374809  Stebbinsoseris heterocarpa Steven A. Junak 1997-4-8 SCI- 790 Los Angeles California Islands. San Clemente Island: W side of island, on flats just N of upper portion of Wall Rock Canyon 310 Comment
  SBBG91209  Stebbinsoseris heterocarpa M. R. Benedict 1971-6-26 Los Angeles near Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC374813  Stebbinsoseris heterocarpa Louis C. Wheeler 1934-5-1 2578 Los Angeles La Verne 304 Comment
  LA34252  Stellaria media Peter H. Raven; 1959-3-1 13822 Los Angeles Santa Monica Mountains, Griffith Park 213 Comment
  UCD86396  Stenotaphrum secundatum Peter H. Raven 1957-10-10 11403 Los Angeles West Los Angeles, University of California campus. Comment
  SBBG126956  Stephanomeria cichoriacea A. Parikh, N. Gale 2011-7-14 3556 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 615 Comment
  CAS-BOT-BC375357  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd 1994-9-20 8232 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  UCR269946  Stephanomeria parryi R. G. Swinney 2010-6-1 13110 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
  SBBG67921  Stephanomeria pauciflora R. Hoffmann 1931-9-28 Los Angeles Lancaster Comment
  CAS-BOT-BC375718  Stephanomeria runcinata Louis C. Wheeler 1933-9-26 2123 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR100430  Stephanomeria virgata Scott D. White, Pam DeVries 1997-11-20 6023 Los Angeles San Gabriel Mtns., Big Tujunga Wash, west of Sunland, SW of I-210 freeway, east of Hansen Dam, and north of Wentworth St. 335 Comment
  SFV4127  Stephanomeria virgata M. L. Vincent 1963-11-22 471 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Canyon Road. Roadside. Comment
  UCR270982  Stipa coronata R. G. Swinney 2011-6-14 15130 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA0087065  Stipa coronata var. coronata R. G. Swinney 2010-5-4 12522 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  CATA1148  Stipa miliacea var. miliacea Mark L. Hoefs 1995-5-23 2139 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  UCR255491  Stipa pulchra Dan S. Cooper 2014-5-30 514- 47 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, '1-Mile Tree' at clay lens on west side of upper Western Canyon 261 Comment
  UCR269134  Stipa speciosa Orlando Mistretta, Christine Mistretta 2011-7-13 5935 Los Angeles San Gabriel Mountains, Fall Creek Canyon, near confluence with Big Tujunga Canyon, along Forest Service Road 3N27 1005 Comment
  CAS-BOT-BC61008  Streptanthella longirostris A. D. E. Elmer 1902-6-1 3625 Los Angeles Lancaster. Comment
  RSA0095247  Stylocline gnaphaloides R. G. Swinney 2011-6-7 15037 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  UCR127093  Stylocline gnaphaloides Mark A. Elvin, Cathleen Weigand 2003-4-7 2450 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  SEINET4076717  Suaeda calceoliformis B. C. Templeton 1939-1 7242 Los Angeles Chenetii Canyon, San Clemente Island. Comment
  POM123170  Suaeda esteroa Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA712905  Suaeda taxifolia A. C. Sanders, Lee Jones 2005-4-8 29326 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment