Search Results — 2000 specimen records retrieved (1554 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0091668  Abronia pogonantha Bonnie C. Templeton 1971-5-16 11618 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA460993  Abronia umbellata H. G. Whitmore 1947-4-27 5 Los Angeles Playa del Rey sand dunes, 400 yrds from ocean Comment
  RSA248012  Abronia villosa Robert F. Thorne, Gary D. Wallace 1973-4-24 43449 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA651427  Acacia cultriformis M. L. Becker 1948-2-13 s.n. Los Angeles Priv. Res. Los Angeles 30 Comment
  CAS-BOT-BC412583  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1661 Comment
  RSA160398  Acer macrophyllum J. D. Olmsted 1959-5-6 563 Los Angeles Canyon on Glendora Mountain road, 1 mile west of turnoff to Sunset Peak Lookout, etc. Comment
  RSA394177  Acer macrophyllum L. E. Hoffman 1929-5-20 s.n. Los Angeles Big Santa Anita Canyon, Angeles National Forest. [ N of Sierra Madre ] Shady canyon. Tree 30 to 70 feet in height. Comment
  UCR193936  Acer negundo A. C. Sanders 2008-7-10 35722 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SBBG13328  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove 9 Comment
  SBBG98660  Achillea millefolium T. Ross, O. Mistretta, M. Hammitt 1990-5-17 5102 Los Angeles above Nots Pier on rd near the top of the E escarpment, 1400 ft NNW of the 553 ft Benchmark 138 Comment
  RSA3515  Achillea millefolium var. californica Carl B. Wolf 1932-5-9 3458 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA225676  Achnatherum coronatum R. F. Thorne, A. C. Gibson 1971-5-22 39719 Los Angeles Angeles National Forest: Fish Canyon, on bluff face. 259 Comment
  SEINET5585768  Achnatherum occidentale subsp. californicum A. A. Beetle 1942-1 3641 Los Angeles San Bernardino Mountains, Rt. 2, 2 miles north of Big Pine Camp Comment
  RSA286675  Achnatherum parishii R. F. Thorne, Larry E. DeBuhr 1974-6-28 44774 Los Angeles San Gabriel Mountains, Angeles National Forest: drainage of S Fork Big Rock Creek N of Windy Spring near Pine Hollow Picnic Area 2134 Comment
  RSA599797  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-3-25 9289 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, flats and slopes just northeast of ranch compound. 976 Comment
  SBBG57066  Achnatherum speciosum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR183573  Achyrachaena mollis A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33533 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  CAS-BOT-BC204760  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island: ca. 1/2 mile SSE of Eel Point, SW side of island 30 Comment
  RSA0118872  Acmispon brachycarpus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32038 Los Angeles Tehachapi Mtns. Foothills: west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings. 945 Comment
  SBBG101159  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6158 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  OBI5978  Acmispon glaber var. brevialatus Carl B. Wolf 1931-7-21 2934 Los Angeles Little Tujunga Wash, 1/2 mi above bridge on Sunland-San Fernando Rd 335 Comment
  UCR271660  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  LA99393  Acmispon maritimus var. maritimus Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SBBG78354  Acmispon micranthus F. R. Fosberg 1932-5-7 8163 Los Angeles summit of Coach Rd [Stagecoach Rd] 250 Comment
  UC831519  Acourtia microcephala John I. Carlson 1915-6-13 Los Angeles Avalon; Santa Catalina Isl. Comment
  SEINET6190166  Adenostoma fasciculatum J. H. Barber 1897-1 194 Los Angeles Aliso Canyon Comment
  RSA563495  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, W. Appleby 1993-5-13 7120 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA250344  Adenostoma sparsifolium Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42233 Los Angeles Near top of steep roadbank where Angeles Crest Hwy crosses head of Canyon c. 2 miles W of Clear Creek Sta. at jct with Angeles Forest Hwy 915 Comment
  RSA729547  Adiantum capillus-veneris R. G. Swinney 1999-7-14 7559 Los Angeles San Gabriel Mtns.: Eask Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch. 713 Comment
  UCR189398  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6162 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  SBBG31574  Adiantum jordanii R. M. Beauchamp 1967-3-20 361 Los Angeles cyn above beach rd, S of Avalon Comment
  UCR152545  Aeonium arboreum A. C. Sanders, Lee Jones 2005-4-8 29332 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR223750  Aesculus californica R. G. Swinney 2009-6-1 10981 Los Angeles Transverse Range; San Gabriel Mtns., San Antonio Canyon, north of Claremont/Upland, west side of Mt. Baldy Rd. 0.85 mi. north of Shinn Rd. 841 Comment
Read comments
Mar 28 2014
  RSA0062560  Ageratina adenophora R. G. Swinney 2010-4-15 12269 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA600309  Ageratina adenophora Scott D. White 1997-3-12 4735 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SFV12383  Ageratina adenophora D. L. Koutnik 1978-4-21 395 Los Angeles San Rafael Hills Scholl Canyon, north of the Eagle Rock. Along stream bank. 305 Comment
  RSA638209  Ageratina adenophora Louis C. Wheeler 1945-5-8 6012 Los Angeles San Gabriel Mountains: Millard Canyon. 411 Comment
  RSA416420  Agoseris retrorsa Anstruther Davidson, Harpe 1906-06 1471 Los Angeles Big Rock Creek. Comment
  RSA505263  Agoseris retrorsa S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 364 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  RSA37103  Agrostis exarata F. W. Peirson 1920-9-17 2289 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  SEINET3916338  Agrostis idahoensis Robert F. Thorne, J. Dourley 1967-10-10 37359 Los Angeles San GABRIEL MTS. ANGELES NATIONAL FOREST: 1.5 mi. E of Dawson Saddle.; 0 2332 Comment
  RSA776487  Agrostis scabra LeRoy Gross, Jane Tirrell 2011-7-20 5531 Los Angeles Head waters of South Fork Big Rock Creek, east of Angeles Crest Highway. 2317 Comment
  RSA573461  Ailanthus altissima Tim S. Ross 1992-5-8 6306 Los Angeles San Gabriel Mountains: margin of Glendora Mountain Road, along the south ridge of Glendora Mountain near the head of Sharps Canyon. 780 Comment
  SBBG64397  Aliciella leptomeria R. Hoffmann 1929-5-20 Los Angeles Roosevelt Comment
  CAS-BOT-BC181470  Allenrolfea occidentalis John Thomas Howell 1952-10-26 28879 Los Angeles Just north of Lancaster Comment
  UCR147626  Allium burlewii Valerie Soza, LeRoy Gross 2000-5-24 960 Los Angeles San Gabriel Mtns., Northwestern side of Timber Mountain, 0.75 mi from Icehouse Saddle on trail to telegraph Peak 2424 Comment
  RSA725089  Allium fimbriatum var. fimbriatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -3 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA367099  Allium haematochiton T. S. Clare 1929-3-17 s.n. Los Angeles Topanga Canyon. Comment
  RSA86599  Allium haematochiton Verne Grant 1954-3-27 9290 Los Angeles North of San Dimas. 427 Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UC1595335  Allophyllum divaricatum Tim Ross and Orlando Mistretta 1992-7-24 6753 Los Angeles e. side Strawberry Peak (near divide between Colby & Wickiup Canyons, 120 degreess.e., 1065 meters distant from S.P. summit); San Gabriel Mts. 1560 Comment
  UCSB1003  Alnus rhombifolia Ballard 1954-2-23 Los Angeles San Gabriel foothills 274 Comment
  RSA385637  Alopecurus geniculatus Harry H. Stone 1936-6-5 s.n. Los Angeles SW Los Angeles. Comment
  RSA0091662  Amaranthus californicus Bonnie C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery. Comment
  PASA1268  Amaranthus graecizans Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA402989  Amaranthus powellii E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  SFV6616  Amaranthus powellii T. Gordon, K. A. Wilson 1974-5-29 228 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  CATA2942  Amblyopappus pusillus Sarah Ratay 2010-4-30 120 Los Angeles Santa Catalina Island: Just S of Little Harbor Overlook 32 Comment
  UC1587202  Amblyopappus pusillus Tim Ross 1991-5-22 5446 Los Angeles ca 5300 ft n of Eel Point ((Spray [Point], w side of island, coastal terrace)); San Clemente Island 9 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  SD129576  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. Comment
  UCD128717  Ambrosia acanthicarpa Daryl Koutnik; Bruce Holguin 1978-4-1 204 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  CAS-BOT-BC45006  Ambrosia confertiflora P. H. Raven 1959-11-7 14733 Los Angeles Just below Hollywood Reservoir 182 Comment
  CATA563  Ambrosia psilostachya Mark L. Hoefs, Robert F. Thorne 1975-8-7 827 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  POM155780  Ambrosia psilostachya M. B. Dunkle 1928-10-7 1997 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 152 Comment
  UCR160792  Ambrosia salsola David Charlton 1989-4-7 2840 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  RSA415276  Amorpha californica I. M. Johnston 1917-6-14 1348 Los Angeles West of Pomona. Comment
  RSA509706  Amorpha californica var. californica L. C. Wheeler 1967-7-30 s.n. Los Angeles Trail Canyon ca. 1/2 way between Tom Lucas Campground and BM 3434. 1006 Comment
  RSA573451  Amorpha californica var. californica T. S. Ross 1992-6-15 6561 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 284 Comment
  SBBG17962  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  UCR152883  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  PASA2003  Amsinckia menziesii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA80263  Amsinckia menziesii var. menziesii P. A. Munz 1920-3-17 2686 Los Angeles Lone Hill, San Dimas. 305 Comment
  SBBG16885  Amsinckia menziesii var. menziesii K. A. Wilson 1961-3-7 948 Los Angeles Mulholland Hwy ca. 3 mi W of Las Virgenes Rd Comment
  UC78285  Amsinckia spectabilis T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  SDSU4865  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-18 300 Los Angeles San Clemente Island. Comment
  RSA746408  Amsinckia tessellata R. G. Swinney 2008-5-12 8833 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR269955  Amsinckia tessellata R. G. Swinney 2010-6-1 13089 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
  RSA465143  Anagallis arvensis Louis C. Wheeler 1934-4-27 2567 Los Angeles Marshall Creek (La Verne Quad.) 488 Comment
  RSA592351  Ancistrocarphus filagineus L. C. Wheeler 1967-5-9 9414 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  RSA600681  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  UCR101187  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1949-1 6755 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, near Bichota canyon 686 Comment
  CAS-BOT-BC46942  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA679930  Anisocoma acaulis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie L. Soza 2003-5-23 940 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  CLARK-A1528-1547  Anisocoma acaulis John C. Roos 1952-5-17 5678 Los Angeles Mojave Desert 914 Comment
  CHSC34558  Anthemis cotula James Henrickson 1973-6-15 10705 Los Angeles City of Long Beach. At jct of Pacific Coast Highway and Colorado St. 3 Comment
  UCR231789  Anthemis cotula Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  UCR62318  Anthemis cotula R. G. Swinney 1990-4-28 1577 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  CAS-BOT-BC84664  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon 1/2 mi east of intersection of Colima Ave & Punta del Este St north of Whittier Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  LA201023  Anthriscus caucalis Carl Wishner; 1990-6-15 1887 Los Angeles Santa Monica Mountains, Fryman Canyon, near power line 304 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  RSA80431  Antirrhinum kelloggii F. W. Peirson 189 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  UCR136923  Antirrhinum kelloggii B. C. Templeton 1931-3-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA725420  Antirrhinum kelloggii K. Dobry 1992-10-25 d- 1115 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA286772  Antirrhinum multiflorum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest: W of N Fork of San Gabriel River in San Gabriel Cyn. 915 Comment
  UCR162589  Antirrhinum multiflorum Anuja Parikh, Nathan Gale 2004-7-12 2086 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  POM4242  Antirrhinum multiflorum Unspecified 1898-5-9 s.n. Los Angeles Soma Canon Comment
  CATA288  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1973-5-21 305 Los Angeles Santa Catalina Island: First ridge beyond Renton Mine Road entry gate 121 Comment
  SBBG131731  Aphanes occidentalis S. A. Junak 1999-5-8 SCa 915 Los Angeles Fern Cyn, Cottonwood watershed, where fenceline crosses cyn 134 Comment
  CATA2973  Aphanisma blitoides Peter J. Dixon 2015-2-17 001 Los Angeles Santa Catalina Island: Ben Weston Ridge Rd. near feral animal removal fence gate. 60 m West of Middle Ranch Rd. Population bisected by road. 137 Comment
  SBBG96755  Aphanisma blitoides S. Boyd with T. Ross, L. Arnseth 1990-4-7 4283 Los Angeles lower half of China Cyn Comment
  SD69360  Aphanisma blitoides Robert F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Santa Catalina Island, east side of Catalina Harbor, near Ballast Point 49 Comment
  SEINET11080161  Apiastrum angustifolium G. B. Grant 1901-1 52 Los Angeles Pasadena. Comment
  RSA733180  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
Read comments
Aug 10 2009
  UCR19854  Aquilegia formosa L. E. Hoffman 1932-8-14 s.n. Los Angeles Los Angeles National Forest; Crystal Lake Comment
  UCR223251  Aquilegia formosa R. G. Swinney 2009-7-22 11371 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCSB1940  Aquilegia formosa Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside; near Los Angeles 1219 Comment
  RSA0077512  Aquilegia formosa var. truncata G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon above Azusa. Comment
  RSA599253  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-31 9428 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR194015  Aralia californica R. G. Swinney 1998-8-17 6764 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  POM2150  Arceuthobium campylopodum I. M. Johnston 1917-8-22 1720 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  SBBG36926  Arceuthobium campylopodum H. E. Hasse 1893-8-25 Los Angeles Acton Comment
  SD239955  Arceuthobium campylopodum R. G. Swinney 2008-7-25 9302 Los Angeles San Gabriel Mtns.: Twin Peaks, east side. 2357 Comment
  SEINET11993683  Arctostaphylos gabrielensis W. Knight, Knight, I. 1986-1 6001 Los Angeles Angeles National Forest, Mill Creek Campground 1219 Comment
  RSA626710  Arctostaphylos glandulosa Raymond J. Dobbs 1924-4-30 934 Los Angeles 1/2 mile below Switzers. Comment
  RSA621248  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1968-4-26 s.n. Los Angeles head of Rattlesnake Canyon at Santa Clara Divide Road 1409 Comment
  RSA626784  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20214 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA719062  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5945 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  SBBG119301  Arctostaphylos glandulosa subsp. mollis V. Soza, K. Hughes 1999-6-17 553 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  UC70651  Arctostaphylos glandulosa subsp. mollis J. Burtt Davy May 9 1896-May 24 1896 2464 Los Angeles Manzana Antelope Valley Comment
  LA200421  Arctostaphylos glauca Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4680 Los Angeles 487 Comment
  RSA0092470  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA631412  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15631 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631579  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15623 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631698  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15846 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  JEPS19910  Arctostaphylos parryana Frank W. Peirson 1919-5-10 429 Los Angeles Mt. Gleason 1737 Comment
Read comments
Aug 21 2014
  RSA718060  Arctostaphylos parryana R. G. Swinney 1997-8-19 5806 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA634699  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20305 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634736  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20605 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634875  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20223 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635099  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20328 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635131  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20278 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635192  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA250444  Arctostaphylos patula R. F. Thorne 1967-3-23 41606 Los Angeles Islip saddle along Angeles Crest Hwy 2012 Comment
  RSA635251  Arctostaphylos patula Jon E. Keeley 1992-8-21 20642 Los Angeles Cloudburst summit 640 Comment
  RSA747145  Arenaria macradenia R. G. Swinney 2008-5-8 8805 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA603613  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -C Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR189946  Arenaria nuttallii subsp. gracilis R. G. Swinney 1998-8-27 6828 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA794752  Argemone munita Jane Tirrell, Graham Bothwell 2012-7-11 LS 0105 Los Angeles North side California State Route 2 approx. 200 m east of mile marker 67.86. 2313 Comment
  SEINET3245733  Argemone munita R. G. Swinney 2009-1 11189 Los Angeles Transverse Range: San Gabriel Mtns.: ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. (Valyermo 7.5') 1372 Comment
  SBBG108428  Aristida adscensionis T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-21 8597 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') Comment
  UCD56414  Aristida adscensionis Beecher Crampton 1968-8-10 8320 Los Angeles Santa Catalina Island, Avalon. Comment
  SEINET10967896  Aristida divaricata G. B. Grant Grant 66 Los Angeles Altadena. Comment
  SD181777  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles LA Basin, Vedugo Mtn Reg, NW side, N of Ledge Ave & Tuxford St, W of McDonald Ck, City of Sun Valley; Burbank [quad]. On ridge that runs down to mouth of McDonald Ck, on W side of creek, on sunny S-facing slope on hill to E of ridge. 366 Comment
  RSA6055  Artemisia californica C. B. Wolf 1932-10-3 4207 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  UC1119309  Artemisia californica F. H. Raymond 1930-1-6 14 Los Angeles Escondido Canon Triumfo Pass Quad., Escondido Canon Comment
  UC472244  Artemisia californica R. L. Pendleton 1909-7-2 1373 Los Angeles road e of Avalon; Santa Catalina Island Comment
  SEINET11837820  Artemisia californica D. P. Reagan 5 Los Angeles Hasley Canyon. 2 mi NW of Valencia Comment
  RSA0035897  Artemisia douglasiana R. G. Swinney 2009-11-9 11583 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA133742  Artemisia douglasiana Peter H. Raven 1959-3-8 13837 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 30 Comment
  SBBG62499  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA607909  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR108389  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  SEINET10673151  Artemisia dracunculus David B. Dunn 1946-8-10 Dunn 2661 Los Angeles Near stream on sandy banks East of Faculty Hill. Comment
  RSA643853  Artemisia nesiotica Steven A. Junak 1996-9-30 SC 1 -688 Los Angeles San Clemente Island: W side of island, in W fork of Norton Canyon. 320 Comment
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May 1 2015
  UCR239943  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC97282  Artemisia tridentata subsp. parishii H. J. Thompson 1951-1-1 1424 A Los Angeles Castaic River near wher it joins the Santa Clara River, 1 mi. E of Newhall Ranch along Hwy. #126 289 Comment
  CLARK-A1528-1596  Artemisia tridentata subsp. parishii John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  UC398704  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles near Newhall; Fremont's Pass Comment
  UCD129368  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles Sandy Valley flat, 3 miles southwest of Newhall. Comment
  RSA417401  Artemisia tridentata subsp. tridentata B. C. Templeton 1936-9-22 s.n Los Angeles West Blue Ridge, Big Pines Park. Comment
  SD30754  Artemisia tridentata subsp. tridentata Frances McCulloch 1931-5-4 Los Angeles Tye Flats, San Gabriel Range. Comment
  RSA401380K  Asclepias californica I. M. Johnston 1917-6-20 1355 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA695507  Asclepias californica Valerie Soza, Sarah J. De Groot 2003-6-18 1691 Los Angeles 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
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  POM181465  Asclepias speciosa H. F. Copeland 1927-7-18 s.n. Los Angeles Campus of the University of California. Comment
  UCR197790  Asclepias vestita subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 85 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  POM281095  Aspidotis californica Lyman Benson 1945-1-20 11590 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  LA202856  Asplenium vespertinum Lawrence L. Kiefer; 1963-2-17 433 Los Angeles San Gabriel Mountains, Eaton Canyon, below the second falls 548 Comment
  UCR110459  Aster greatae Scott D. White 1994-7-18 2270 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  RSA0045429  Aster greatae Wendy Boes 2009-6-23 2009 -028 Los Angeles San Gabriel Mountains; Golden Cup Oak plantation, Falls springs, RD 62. 1371 Comment
  RSA586453  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mountains; Little Rock Creek. SE (upstream) of confluence with Bare Mtn. Canyon. 1128 Comment
  UCR163443  Astragalus acutirostris B. G. Pitzer 1998-5-23 3726 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  SD113716  Astragalus didymocarpus Darley F. Howe 1948-5-3 1804 Los Angeles 1.5 miles south of Lancaster Comment
  UC1128764  Astragalus didymocarpus A. D. Gifford 1935-4-21 617 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  UCR126751  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26229 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  SEINET5325206  Astragalus didymocarpus G. B. Grant 1903-3-1 78 Los Angeles Garvanza Comment
  SBBG51619  Astragalus douglasii R. Gustafson, C. Davidson 1977-4-20 431 Los Angeles Devils Punch Bowl County Park 1219 Comment
  UCR187012  Astragalus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32239 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR235683  Astragalus douglasii Mark Hoddle 2007-4-26 CA-MSH- 610 Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, 150th St. West, north of Lancaster Rd. 856 Comment
  CAS-BOT-BC182849  Astragalus douglasii H. D. Ripley; R. C. Barneby 1944-5-16 5857 Los Angeles Summit of Mint [Canon] Canyon, S. of Harold 990 Comment
  CAS-BOT-BC182945  Astragalus filipes Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman 1188 Comment
  UCR20365  Astragalus gambelianus J. A. Powell, Freda Detmers 1929-4-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  RSA415395  Astragalus lentiginosus Fay A. MacFadden 1931-03 2962 Los Angeles Near Llano, Mojave Desert. Comment
  SD92001  Astragalus nevinii R. Mitchel Beauchamp, T. Oberbauer 1975-8-25 22704 Los Angeles San Clemente Island, NW end on sandy flat 4 Comment
  POM50155  Astragalus pomonensis L. R. Abrams 1901-4-5 1338 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  UCR274564  Astragalus preussii var. laxiflorus Kelly Schmoker 2014-6-18 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, south of Buckhorn Dry Lake, W of 100th St. East and north of Ave. 'A' near its end, NE of old homestead site and NW of 'L' shaped windbreak 699 Comment
  CLARK-A1528-2763  Astragalus trichopodus subsp. antisellii John C. Roos 1937-7-29 1245 Los Angeles Santa Monica Mountains Comment
  UCR11626  Astragalus trichopodus subsp. antisellii Carl Epling, Lincoln Ellison 1929-4-27 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  POM1742  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-28 s.n Los Angeles Santa Monica Mountains. Comment
  CAS-BOT-BC199097  Astragalus trichopodus var. phoxus Alice Eastwood 1906-6-5 249 Los Angeles Roscoe, country adjacent to Los Angeles Comment
  RSA15344  Astragalus trichopodus var. phoxus C. B. Wolf 1926-04 s.n. Los Angeles Big Tujunga Wash, east of San Fernando Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA708578  Athysanus pusillus Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1164 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  RSA751519  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -36 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  RSA411868  Atriplex argentea Ernest Braunton 1901-7-1 138 Los Angeles Los Angeles. Comment
  UC217019  Atriplex californica I. Johnston 1917-6-10 1270 Los Angeles Playa del Rey Playa del Rey (sandy cliffs along shore, Southern California) Comment
  RSA645703  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  UCR161207  Atriplex confertifolia T. B. Salvato, Melissa Clemons 2005-9-27 1234 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA0115862  Atriplex coulteri Steven A. Junak 1999-6-5 SCa- 891 Los Angeles Santa Catalina Island. Just below ridgetop of island's main divide. 152 Comment
  POM244910  Atriplex lentiformis F. R. Fosberg 1931-5-18 4894 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  POM8909  Atriplex parryi F. H. Lamb, W. R. Dudley 1896-6-6 s.n. Los Angeles Lancaster. Comment
  RSA411858  Atriplex rosea Anstruther Davidson 1920-8-4 3392 Los Angeles Streets Comment
  SBBG31264  Atriplex semibaccata R. F. Thorne 1966-9-14 36623 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  UCR131414  Atriplex semibaccata Alison Lipman 1998-7-3 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Hills, Friendship Park, San Pedro 221 Comment
  RSA12651  Atriplex serenana C. B. Wolf 1934-8-16 6047 Los Angeles Bryant Ranch east of Long Beach., T4S R12W. 300 ft east of center of sect. 34 & 100 ft. so. of no. line of same 4 Comment
  UC850935  Atriplex serenana var. serenana Ezra C. Knopf 161 Los Angeles Santa Catalina Island Comment
  UCR149855  Atriplex serenana var. serenana Scott D. White, Pam Devries 2004-6-14 10497 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA155871  Atriplex watsonii P. H. Raven 1962-7-10 17950 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  SBBG19209  Atriplex watsonii M. A. Piehl 1963-12-8 631116 Los Angeles near shore at W end of airfield runway near Driggs 6 Comment
  RSA0097781  Avena barbata R. G. Swinney 2011-4-26 14520 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  SBBG83256  Avena barbata M. Daily 1986-4-7 SCa-t- 12 Los Angeles Bird Rock Comment
  CAS-BOT-BC145909  Avena fatua Geo. B. Grant 1898-4-16 s.n. Los Angeles Pasadena. Comment
  LA33353  Avena sativa Peter H. Raven; 1959-10-25 14709 Los Angeles 60 Comment
  UC1783437  Azolla filiculoides A. C. Sanders 25227 Los Angeles Santa Clara Riverbed 304 Comment
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Dec 7 2014
  RSA602596  Azolla filiculoides Louis Cutter Wheeler 1946-12-14 6446 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  SD178109  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Northeast end of Santa Susan Mountains; Santa Clara riverbed at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 289 Comment
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Mar 18 2011
  IRVC24029  Baccharis glutinosa Fred M. Roberts, Gordon Marsh 1985-10-16 2478 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  RSA615860  Baccharis pilularis Scott D. White 1995-10-19 3695 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR88681  Baccharis pilularis Scott D. White 1995-10-19 3695 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
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  RSA598662  Baccharis salicifolia L. C. Wheeler 1966-11-19 9132 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  SFV5525  Baccharis salicifolia W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  SFV6211  Baccharis salicifolia R. M. Muran 1974-2-2 7 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  UCR209149  Baccharis salicifolia Dan S. Cooper 2009-1-29 109- 26 .2 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  UC55078  Baccharis salicina Miss E. D. Palmer Los Angeles Los Angeles Comment
  CAS-BOT-BC75750  Berberis nevinii J. C. Nevin 1885-1-1 s.n. Los Angeles San Fernando. Comment
  LA201016  Berberis pinnata subsp. pinnata Carl Wishner; 1992-2-26 sn Los Angeles 150.0 Comment
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Aug 23 2018
  SBBG59656  Berula erecta R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SBBG98573  Beta vulgaris T. Ross, A. Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona 256 Comment
  RSA609132  Bidens pilosa L. C. Wheeler 1931-5-3 s.n. Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  UC30587  Blennosperma nanum var. nanum J. H. Barber 1897-2-3 294 Los Angeles near Wilmington Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA616265  Bloomeria crocea Scott D. White, P. DeVries 1998-5-15 6494 Los Angeles Liebre Mountains. Soledad Canyon Area: proposed quarry N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  CAS-BOT-BC15865  Boechera arcuata G. B. Grant 1906-6-10 6679 Los Angeles Mount Lowe. Castle Canyon. 1219 Comment
  LA204234  Boechera pulchra Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  SEINET3915184  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross, Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UC1180507  Bowkeria verticillata H. W. Shepherd Los Angeles At Del Amo, Compton, California Comment
  SBBG31254  Bowlesia incana R. F. Thorne 1966-4-7 35961 Los Angeles bottom of cyn, Cherry Valley 60 Comment
  UCR125397  Bowlesia incana A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25709 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  RSA97360  Bowlesia incana F. W. Peirson 1951-4-2 816 Los Angeles Elysian Park. Comment
  CAS-BOT-BC145700  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island. Above Emerald Bay. 121 Comment
  RSA609972  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  SBBG109049  Brassica nigra S. A. Junak 1996-5-29 SCl 538 Los Angeles China Cyn, ca. 0.36 mi inland from bridge across mouth of cyn 36 Comment
  SEINET5340941  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  CLARK-A1528-2299  Brassica rapa subsp. sylvestris John C. Roos 1943-2-7 Los Angeles West Los Angeles Comment
  CSUSB530  Brassica rapa subsp. sylvestris Dean Jones 1966-2-19 S.N. Los Angeles Vacant lot on Whittier Blvd. and Ocean View Ave. 304 Comment
  SBBG133395  Brassica tournefortii E. Howe, J. Shute 2010-1-9 SERG 11 -1 Los Angeles China Point Rd, S of Chalk Curve Comment
  UCR127063  Brassica tournefortii Mark A. Elvin, Cathleen Weigand 2003-4-8 2467 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  RSA188162  Brickellia californica R. F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  RSA522935  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3295 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  SBBG95414  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Grand Cyn 182 Comment
  CATA3005  Brodiaea jolonensis Peter J. Dixon 2015-4-27 039 Los Angeles Santa Catalina Island: Women's Club Grove, near Airport Rd. 2.75 miles NE or Avalon 426 Comment
  RSA376789  Brodiaea terrestris subsp. kernensis Anstruther Davidson 1892-03 s.n. Los Angeles Sunnyside Los Angeles Comment
  UC1922873  Bromus arenarius Scott D. White, Pam DeVries 2006-5-9 11408 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy, and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  POM21194  Bromus carinatus P. A. Munz 1923-4-10 66733 Los Angeles San Clemente Island: gulley on southwest shore. Comment
  POM50850  Bromus carinatus Le Roy Abrams 1901-04 1395 Los Angeles Monte Vista. Comment
  RSA599195  Bromus carinatus Scott D. White 1997-3-12 4760 Los Angeles Zuma Beach Area: Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA654321  Bromus carinatus Kristina Sargeant 1992-4-4 92 -009 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SEINET14397315  Bromus carinatus R. F. Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island, upper N slope of Bulrush Canyon. 396 Comment
  RSA430467  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  CATA1058  Bromus diandrus Mark L. Hoefs 1995-5-10 1991 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA773826  Bromus diandrus R. G. Swinney 2009-6-3 11036 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA18811  Bromus diandrus Carl Epling; 1925-4-18 6763 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC155590  Bromus grandis W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak. Comment
  CHSC95424  Bromus grandis LeRoy Gross; Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  POM363866  Bromus hordeaceus Margaret Northrop 1914-4-25 s.n. Los Angeles Los Angeles. Comment
  RSA151510  Bromus hordeaceus P. H. Raven 1962-4-9 17159 Los Angeles San Clemente Island. Wilson Cove. 61 Comment
  UCR205123  Bromus hordeaceus R. G. Swinney 2008-4-17 8685 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UC816375  Bromus madritensis subsp. rubens Carl Epling 1931-4-25 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA726013  Bromus rubens A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26146 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
  SEINET3923288  Bromus rubens Jack Delaini 1974-4-5 100 Los Angeles Common on E-facing slope of canyon.; 0 427 Comment
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Sep 25 2015
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  IRVC26169  Bromus sterilis A. C. Sanders, Mark A. Elvin 2003-6-18 26963 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  UCR126819  Bromus tectorum A. C. Sanders, Mark A. Elvin 2003-6-18 26958 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR264748  Bromus trinii Steve Boyd, Gary D. Wallace 2011-4-14 12308 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR92506  Bromus trinii Sheila Kee 1995-5-15 s.n. Los Angeles Western San Gabriel Mountains, Bee Canyon just above Santa Clara River, east of Canyon Country, between the Antelope Valley Fwy and Soledad Canyon Road, 0.5 mi NE of Lang sideing 540 Comment
  LA34191  Buddleja saligna Peter H. Raven; Henry J. Thompson 1958-10-11 13761 Los Angeles SANTA MONICA MOUNTAINS, Scheuren Rd, 0.3 mi S of junction of road at summit of Saddle Peak. 731 Comment
  UCR126594  Calandrinia ciliata A. C. Sanders 2003-4-16 26022 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  UCR150660  Calandrinia ciliata var. menziesii James Henrickson 1985-3-30 19760 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  SEINET3863110 Image available Calocedrus decurrens Timothy S. Ross, Steve Boyd 1994-9-21 8319 Los Angeles Sandberg: 150-170 m SSE of town along the 'Old Ridge Route.' Liebre Mountain 7.5' USGS Quadrangle.; 0 1268 Comment
  UC1184965  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top Mt. Wilson 2037 Comment
  CATA423  Calochortus catalinae Sara L. Crockett, Sheila Schueller 1997-3-8 560 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  RSA3519  Calochortus catalinae Carl B. Wolf 1932-5-9 3462 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach road. 30 Comment
  RSA377295  Calochortus catalinae Thomas Moore 1947-5-3 3 Los Angeles Topanga Canyon, Comment
  SBBG32094  Calochortus catalinae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -178 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UC56965  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  RSA0054998  Calochortus clavatus J. R. Shevock 1971-5-11 1057 Los Angeles Sierra Highway, 7 mi. E. of Soledad Jct. 762 Comment
  UCR147551  Calochortus plummerae Naomi Fraga, Et al. 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains, On fuel break above Evey Canyon. 793 Comment
  CAS-BOT-BC493415  Calochortus splendens F. A. M. 1936-5-1 14609 Los Angeles Herbarium of Fay A. MacFadden, Puddingstone Dam Comment
  CAS-BOT-BC132519  Calochortus striatus James L. Reveal 1988-5-17 6796 Los Angeles Antelope Valley, along G Street 0.2 mile east of G Street on the south side of the highway and General W.J. Fox Airport, about 5.5 air miles west-northwest of Lancaster 731 Comment
  HSC15391  Calochortus venustus C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  RSA0051311  Calochortus venustus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-24 ADR 7 Los Angeles Castaic area, west of Castaic Lake. 558 Comment
  SEINET3885382  Calochortus venustus Bonnie C. Templeton 1931-5-17 1212 Los Angeles Bouquet Canyon San Gabriel Mts.; 0 Comment
  SBBG58091  Calystegia macrostegia R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  UCD126078  Calystegia macrostegia Marc Meyer 1993-3-20 10 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. On E-facing slope. 400 Comment
  CHSC35399  Calystegia macrostegia subsp. cyclostegia Richard S. Hood 1971-5-28 351 Los Angeles 1.5 air mi SW of Saddle Peak on Schueren Rd, 0.9 mi NW of jct with Puima Rd in Santa Monica Mtns 609 Comment
  UC1587567  Calystegia macrostegia subsp. cyclostegia Tim Ross 1991-9-2 5930 Los Angeles near Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  CAS-BOT-BC215799  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA757203  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-7 2364 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  UCR125945  Calystegia peirsonii A. C. Sanders, Mark Elvin 2002-6-19 25200 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA724923  Camissonia K. Dobry 1991-5-13 534 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR260341  Camissonia R. G. Swinney 2010-5-4 12538 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA465669  Camissonia bistorta Ralph Hoffmann 1930-6-7 s.n. Los Angeles Elizabeth Lake Canyon. Comment
  UCR149883  Camissonia boothii R. G. Swinney 1999-6-18 7328 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA454043  Camissonia cheiranthifolia subsp. suffruticosa Richard Arnold 1983-8-10 1023 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3. Comment
  RSA595678  Camissonia confusa Tim S. Ross, Victor W. Steinmann 1995-5-8 8561 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  POM212255  Camissonia graciliflora G. H. True 1935-3-27 168 Los Angeles City Ranch, 4 miles W of Palmdale Comment
  RSA188912  Camissonia micrantha Robert F. Thorne 1966-6-1 36501 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  RSA449224  Camissonia pallida subsp. pallida N. C. Cooper 1948-4-21 2691 Los Angeles Littlerock. 762 Comment
  RSA570286  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4963 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 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
  POM184708  Camissonia strigulosa Joseph A. Ewan 1932-5-16 7271 Los Angeles Wet sand along stream bank, Tujunga Creek at Barley Flats Trail Crossing, San Gabriel Mts. 1233 Comment
  UC166868  Camissoniopsis hirtella George B. Grant and Walter Wheeler 1904-5-7 1233 Los Angeles in waste wash land Glendora Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC160532  Camissoniopsis lewisii H. Wedberg 1958-3-22 170 Los Angeles At Point Dume Comment
  UC1871238  Camissoniopsis pallida subsp. pallida T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4948 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR60823  Canbya candida Steve Boyd, Orlando Mistretta 1986-3-31 1557 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  POM369316  Cardamine californica var. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  UCR64183  Cardamine debilis O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  SEINET3372077  Carduus pycnocephalus G. Rink 2011-6-5 10593 Los Angeles Chino Hills 396 Comment
  RSA652802  Carduus pycnocephalus Jim Reutzel 1994-5-8 31 Los Angeles Found at all elevations on all slopes near paths, roads, and fences. Hills behind Cal Poly Pomona University. Comment
  UCR273570  Carex abrupta R. G. Swinney 2011-6-15 15178 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA640384  Carex alma L. C. Wheeler 1967-5-23 9703 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA88717  Carex alma F. W. Peirson 1921-5-20 5371 Los Angeles Mojave Desert, Little Rock Creek, San Gabriel Mountains 1067 Comment
  UC284671  Carex alma P. A. Munz 1923-5-25 6809 Los Angeles Big Rock Creek San Gabriel Mountains 1280 Comment
  UCR273653  Carex alma R. G. Swinney 2011-6-1 14941 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  SEINET6053110  Carex alma Unknown 1946-5-19 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM1459  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles Live Oak Canyon 412 Comment
  CAS-BOT-BC21312  Carex fracta Joseph Andorfer Ewan 1934-8-9 8424 Los Angeles San Gabrel Mountains. Kratka Ridge. Cedar Spring. 2042 Comment
  UCR189856  Carex fracta R. G. Swinney 1998-7-14 6416 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA311289  Carex jonesii Robert F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles Mescal Creek Play Area 2042 Comment
  RSA609252  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA230053  Carex multicaulis Robert F. Thorne 1971-6-26 40594 Los Angeles Summit of Mt. Wilson 1738 Comment
  SBBG57185  Carex praegracilis R. Hoffmann 1929-5-21 Los Angeles Lancaster Comment
  CAS-BOT-BC118408  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Los Angeles Res. Comment
  CAS-BOT-BC115640  Carex triquetra Louis C. Wheeler 1934-3-23 2460 Los Angeles San Dimas Canyon, San Gabriel Mts. 426 Comment
  POM9537  Carex triquetra Phillip A. Munz 1900-4-21 3711 Los Angeles San Dimas Canyon. 457 Comment
  SFV1128  Carpobrotus chilensis P. G. Kilburn 1958-3-1 636 Los Angeles Point Dume, on low dunes just above the highest tides. 3 Comment
  UCR3673  Castanospermum australe Scarlet Hunt 1970-10-22 s.n. Los Angeles Arcadia, a canyon north of the city 569 Comment
  CATA424  Castilleja affinis subsp. affinis Sara L. Crockett, Sheila Schueller 1997-3-8 561 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  UC26454  Castilleja affinis subsp. affinis J. H. Barber 1897-3-28 102 Los Angeles Santa Monica Canyon Comment
  UCR189967  Castilleja applegatei R. G. Swinney 1998-8-31 6871 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  UCR205278  Castilleja applegatei subsp. martini Valerie Soza, Sarah J. De Groot 2003-6-11 1658 Los Angeles San Gabriel Mountains, Prairie Fork, southeast of Cabin Flat 1799 Comment
  RSA733564  Castilleja applegatei subsp. martinii R. G. Swinney 1998-8-13 6752 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  LA51883  Castilleja exserta subsp. exserta W. O. Griesel; 1936-3-14 sn Los Angeles Comment
  LA51884  Castilleja exserta subsp. exserta Unknown; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Calabasas. Comment
  UCSB45266  Castilleja exserta subsp. exserta Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road; near Malibu, CA 91 Comment
  UCD122470  Castilleja exserta subsp. venusta Tom Gordon 1974-4-28 202 Los Angeles Antelope Valley. 165 St. E. T 8 Ave. Comment
  RSA595120  Castilleja foliolosa Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8574 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  UC885215  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4484 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  RSA0048552  Castilleja foliolosa Edward E. Gripp 1950-4-20 s.n. Los Angeles Topanga. 304 Comment
  RSA587110  Castilleja plagiotoma Orlando Mistretta 1995-4-21 1629 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  SBBG118586  Castilleja plagiotoma L. Gross, O. Mistretta, V. Soza 2003-5-13 848 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 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
  RSA0086392  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-5-23 9699 Los Angeles At mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA0086398  Caulanthus amplexicaulis var. amplexicaulis Wayne E. Sawyer 1981-6-11 12 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  RSA0086402  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1993-6-2 863 Los Angeles San Gabriel Mountains: along road to Vincent Mine. 2009 Comment
  RSA0119654  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA618785  Caulanthus cooperi L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  UCD114677  Caulanthus lasiophyllus Daryl Koutnik; Vickie Dawes 1978-4-7 334 Los Angeles W side of Sierra Highway just N of Pearblossom Highway. 914 Comment
  RSA398827  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles North slope of Blue Ridge Mountain, Big Pines Camp 2060 Comment
  RSA276047  Ceanothus crassifolius Jack Delaini 1974-2-14 1 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angele National Forest. 366 Comment
  RSA2996  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  RSA719472  Ceanothus impressus R. E. Riefner Jr. 06 -238 Los Angeles E. of Sunland, Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from the intersection of La Tuna Canyon Rd. with the 210-Freeway. 475 Comment
  CAS-BOT-BC50146  Ceanothus integerrimus Geo. B. Grant 1900 to 1905 149 Los Angeles Mt. Wilson Comment
  RSA747168  Ceanothus integerrimus Orlando Mistretta 1992-6-23 603 Los Angeles Mt. Gleason. Comment
  UCR271253  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-5-31 14936 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC50561  Ceanothus leucodermis H. E. McMinn 1924-8-4 1249 Los Angeles Huntington Drive near Pasadena Comment
  UCR273042  Ceanothus leucodermis R. G. Swinney 2011-7-8 15484 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA0034927  Ceanothus leucodermis Anonymous 1977-4-23 36 Los Angeles Pyramid Res. Piru Canyon. 1066 Comment
  JEPS98625  Ceanothus megacarpus Dean Kelch 1993-6-1 Los Angeles Temescal Canyon Malibu 120 Comment
  RSA198830  Ceanothus megacarpus var. insularis Robert F. Thorne, D. Propst 1968-5-28 37673 Los Angeles Santa Catalina Island. Lower slope of Wild Boar Gully, due N of Black Ridge and ca. 1 mi. WNW of Salta Verde Pt. 198 Comment
  UC870598  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  LA43632  Ceanothus megacarpus var. megacarpus M. Zaitlin; 1951-3-10 sn Los Angeles 304 Comment
  UC1184983  Ceanothus megacarpus var. megacarpus Huron H. Smith 1912-5-29 5031 Los Angeles Trail from summit, Santa Catalina Isl. 365 Comment
  RSA399737  Ceanothus oliganthus Anstruther Davidson 1900-06 s.n. Los Angeles Malibu Canon. Comment
  RSA279056  Ceanothus oliganthus var. oliganthus Robert F. Thorne 1971-3-25 41509 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA0029518  Ceanothus spinosus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  CAS-BOT-BC52496  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-6-19 334 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SEINET13203128 Image available Centaurea melitensis R. G. Swinney 2010-1 12485 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  RSA151321  Centaurea melitensis Peter H. Raven 1962-7-11 17988 Los Angeles Canyon N of station Nanny, N of Lemon Tank, San Clemente Island Comment
  RSA593398  Centaurium exaltatum Steve Boyd, Orlando Mistretta 1996-5-23 8822 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA391489  Centaurium venustum M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Hills, near Verdugo road Comment
  CATA263  Centranthus ruber Mark L. Hoefs 1973-5-14 270 Los Angeles Santa Catalina Island: Pebbly Beach Road, by boat dock 6 Comment
  CATA264  Centranthus ruber Mark L. Hoefs 1973-5-14 271 Los Angeles Santa Catalina Island: Pebbly Beach Road, by boat dock 6 Comment
  CATA407  Centranthus ruber Sara L. Crockett 1996-10-30 544 Los Angeles Santa Catalina Island: Across road from Yacht Club, on roadcut 6 Comment
  SBBG31022  Centranthus ruber R. F. Thorne with P. C. Everett 1965-5-11 34678 Los Angeles above summit rd from Avalon to airport 60 Comment
  RSA584326  Centrostegia thurberi Tim S. Ross, S. D. Boyd 1991-3-23 4248 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  SBBG13300  Cerastium glomeratum M. A. Piehl 1962-6-10 62395 Los Angeles cyn E of Thirst 304 Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  IRVC26159  Cercocarpus betuloides A. C. Sanders, Mark A. Elvin 2003-6-18 26947 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  LA82108  Cercocarpus betuloides var. betuloides O. H. Kappler; 1941-3-15 130 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA167833  Cercocarpus betuloides var. blancheae Robert F. Thorne 1964-2-6 33295 Los Angeles Santa Catalina Island. In Wild Boar Gully. 122 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
  RSA213344  Cercocarpus traskiae Reid V. Moran 1941-3-5 678 Los Angeles Salta Verde, Santa Catalina Island. 250 Comment
  SBBG128355  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6919 Los Angeles Wild Boar Gully 172 Comment
  SD69649  Cercocarpus traskiae Robert F. Thorne, Reed Rollins, et al. 1967-3-18 36737 Los Angeles Santa Catalina Island; slope of dry arroyo, ca. 1-2 m above bottom opposite ridge running down from W bank; Salta Verde, Wild Boar Gully. 167 Comment
  UC1119681  Chaenactis artemisiifolia A. D. Gifford 1934-5-10 225 Los Angeles 3 mi w and 1 m N of Castro Pk.; Trifuno Pass Quadrangle 457 Comment
  IRVC27309  Chaenactis glabriuscula A. C. Sanders, Mark Elvin, et al. 2003-4-14 25950 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  PASA2194  Chaenactis glabriuscula Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM156355  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 2503 Los Angeles Playa del Rey. Comment
  RSA0068254  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  SBBG65582  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR255786  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 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
  UC1119704  Chaenactis glabriuscula var. glabriuscula A. D. Gifford 1935-3-6 8256 Los Angeles 2 8/10 mi sw of Red Mtn.; Angeles National Forest, Tejon 609 Comment
  POM6066  Chaenactis glabriuscula var. lanosa Fred E. Leonard 1917-3-28 s.n. Los Angeles Claremont. Comment
  RSA0025173  Chaenactis santolinoides Jane Tirrell 2012-6-27 LS 0085 Los Angeles North-facing slope of small open crest above Pacific Crest Trail, approximately 0.6 miles east of Windy Gap. 2517 Comment
  NY163289  Chaenactis santolinoides var. indurata L. Abrams 1902-6-29 2589 Los Angeles Mt. Wilson 1767.8 Comment
  UC1595725  Chaenactis stevioides W. Wisura and E. Roeder 1992-4-21 4695 Los Angeles near Valyermo (Mountain Brook Ranch); West Mojave Comment
  OBI56572  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-3-26 9350 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. t7N R15W NE 1/4 sec 14 1000 Comment
  RSA595461  Chaenactis xantiana Timothy S. Ross, Victor W. Steinmann 1995-5-8 8557 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC450831  Chaenactis xantiana Fay A. Macfadden 1931-4-22 2636 Los Angeles Lake Hughes Comment
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Jul 18 2007
  UCR149968  Chaenactis xantiana Scott D. White 2004-5-5 10301 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR51900  Chaenactis xantiana K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, on Lake Elizabeth Rd. (Hwy N2) 3.7 miles west of Johnson Rd., at Hughes Elizabeth Lake Union School 884 Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  SBBG131638  Chamaesyce S. A. Junak 1999-9-10 SCa 1089 Los Angeles upper reservoir, Bulrush Cyn 316 Comment
  RSA70550  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Rock Creek. 1296 Comment
  RSA647792  Chamaesyce melanadenia LeRoy Gross, Laura Moore 2000-6-5 209 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA432498A  Chamaesyce polycarpa var. polycarpa Robert Gustafson 1981-7-15 2336 Los Angeles Ballona Wetlands, Area 2 Comment
  RSA613023  Chamaesyce serpens L. C. Wheeler 1973-8-11 s.n. Los Angeles El Segundo Avenue and Prairie Street, Hawthorne. Comment
  POM2846  Chamaesyce serpillifolia M. Hitchcock 1918-07 1 Los Angeles Van Nuys Comment
  POM18192  Chamaesyce serpillifolia subsp. serpillifolia P. A. Munz 1923-8-31 7697 Los Angeles Mescal Creek, San Gabriel Mountains 1951 Comment
  RSA70403  Chamaesyce serpillifolia subsp. serpillifolia F. W. Peirson 1921-6-20 2445 Los Angeles North Fork of San Gabriel River 457 Comment
  RSA0048629  Cheilanthes covillei Sol Karlin 1969-3-22 s.n. Los Angeles Placerita State Park, Placerita Canyon. Comment
  RSA423287  Chenopodium album E. S. Spalding 1923-04 s.n. Los Angeles E. Los Angeles. Comment
  RSA653534  Chenopodium berlandieri LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCR271797  Chenopodium berlandieri R. G. Swinney 2010-3-24 12042 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UC1922243  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA306179  Chenopodium californicum Fay A. MacFadden 1933-04 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA781013  Chenopodium californicum R. G. Swinney 2009-5-13 10773 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  UC7292  Chenopodium californicum J. Burtt Davy May 9 1896-May 24 1896 2622 Los Angeles Leonis Valley Antelope Valley Comment
  RSA64807  Chenopodium californicum F. W. Peirson 1919-5-26 348 Los Angeles New York Ave. in the Rubio Wash, Altadena. Comment
  SBBG19125  Chenopodium californicum M. A. Piehl 1963-12-7 631045 Los Angeles Pyramid Head (0.4 mi from very tip) 45 Comment
  RSA0087063  Chenopodium murale R. G. Swinney 2010-5-4 12531 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
  RSA0038319  Chenopodium murale David Charlton 1991-7-30 5540 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd., north of Jct. with Soledad Canyon Rd. 487 Comment
  RSA620018  Chenopodium pumilio LeRoy Gross 1998-11-21 102 Los Angeles San Gabriels Mountains.: Henninger Flats. 801 Comment
  RSA606040  Chenopodium rubrum L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA0085098  Chorizanthe coriacea R. G. Swinney 2010-4-23 12377 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  CAS-BOT-BC245248  Chorizanthe staticoides A. C. Sanders; Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. Plants of Los Angeles County. 488 Comment
  RSA732768  Chorizanthe staticoides R. G. Swinney 2000-6-25 7793 Los Angeles Lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  UC849164  Chorizanthe staticoides Louis C. Wheeler 1932-6-12 821 Los Angeles San Dimas Canyon San Gabriel Mountains, San Dimas Canyon 548 Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA586176  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1995-10-2 1938 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  CAS-BOT-BC285593  Cirsium occidentale var. occidentale Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  UCR125968  Cirsium occidentale var. occidentale A. C. Sanders, Mark Elvin 2002-6-19 25161 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CDA1603  Cirsium undulatum George Garrettson 1945-6-25 s.n.-(B) Los Angeles Puente; Sentous Ranch. 0 Comment
  CDA1604  Cirsium undulatum George Garrettson 1955-5-31 s.n. Los Angeles Puente; Supreme Dairy , E/ Covina Pass Rd. at Amar Ave. 0 Comment
  RSA629710  Cirsium vulgare L. C. Wheeler 1967-7-6 9926 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SBBG20576  Cistanthe maritima E. R. Blakley 1963-12-7 6317 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  POM8576A  Cistanthe monandra P. A. Munz, R. D. Harwood 1920-4-21 3697 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA584978  Cistanthe monandra Timothy S. Ross 1993-5-16 7152 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  LA202428  Cistus ladanifer Arthur C. Gibson; Tarja Sagar 2004-9-8 5086 Los Angeles Santa Monica Mountains, E of Corral Canyon Rd Comment
  LA15536  Clarkia bottae W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA448242  Clarkia bottae Bonnie C. Templeton 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles Nat l Forest. Comment
  UC930785  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon San Gabriel Mts. 426 Comment
  UCR130864  Clarkia bottae A. C. Sanders, D. Malueg 1998-6-22 22055 Los Angeles San Gabriel Mtns., Little Tujunga Canyon Road near mile post 12, 3.5 miles south of Bear Divide and 1 km (air) west of Dillon Divide 701 Comment
  LA32201  Clarkia cylindrica subsp. cylindrica Peter H. Raven; Henry J. Thompson 1959-5-5 14119 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  POM3126  Clarkia deflexa J. Tucker 1902-04 s.n. Los Angeles Collected near Pasadena Comment
  RSA747747  Clarkia dudleyana Scott D. White, J. Wood, J. Miner 2009-5-12 12705 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
  UC930754  Clarkia dudleyana C. F. Baker May 1904 4714 Los Angeles hills near Claremont Comment
  RSA0066273  Clarkia dudleyana Geo. L. Moxley 1913-6-15 s.n. Los Angeles Annandale, Los Angeles. Comment
  CAS-BOT-BC172011  Clarkia epilobioides Geo. B. Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  POM155637  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Santa Catalina Island: Johnson's Canyon. 30 Comment
  SBBG131619  Clarkia epilobioides S. A. Junak 1999-4-24 SCa 877 Los Angeles E of Empire Landing Rd 182 Comment
  UC930794  Clarkia epilobioides Ira W. Clokey, B. Templeton 1929-5-8 4485 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  POM3057  Clarkia purpurea subsp. quadrivulnera E. L. Brown 1894-06 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  SD69011  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, D. Propst 1968-5-29 Los Angeles Santa Catalina Island. Upper Cape Canyon below reservoir. 305 Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  SBBG126968  Clarkia rhomboidea A. Parikh, N. Gale 2011-6-27 3507 Los Angeles upper Big Tujunga Cyn, just E of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  RSA593498  Clarkia unguiculata Steve Boyd, Mike Wall 1996-5-16 8769 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  RSA724756  Clarkia unguiculata K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA0035203  Clarkia unguiculata John P. Hill 1933-5-8 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA772421  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range, San Gabriel Mountains, Summit of Mt. Emma 1585 Comment
  RSA466712  Claytonia parviflora subsp. utahensis Ora M. Clark 1929-3-30 1909 Los Angeles W. of Lancaster Comment
  RSA0091478  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UCR276764  Claytonia perfoliata R. G. Swinney 2011-5-16 14744 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA527793  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM199784  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA0092161  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-6-7 15035 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
  RSA675815  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-7 754 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UC1929980  Claytonia perfoliata subsp. perfoliata V. Soza, LeRoy Gross 2002-4-3 1378 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  UCR214113  Claytonia perfoliata subsp. perfoliata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37984 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  OBI10778  Claytonia perfoliata subsp. perfoliata Bill Arbaugh 1966-4-24 s.n. Los Angeles Cold Canyon Rd 610 Comment
  SDSU18814  Claytonia perfoliata var. perfoliata S. H. Bullock 1968-3-23 6 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  RSA660626  Clematis lasiantha Matt Bogdanoff 1981-5-29 42 Los Angeles Ca. Hwy 39, 18.1 miles N of junction with Sierra Madre. Comment
  UCD95613  Clematis lasiantha John Ingrum 1997-3-6 017 Los Angeles Santa Monica Mountains, off Kanan Road, on the Backbone trail, 60m from the trail head into Newton Canyon. Comment
  RSA0036237  Clematis lasiantha Walter Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon. 365 Comment
  POM265773  Collinsia callosa J. C. Roos 1937-5-31 2032 Los Angeles Near Big Pines, north side of San Gabriel Mountains. Comment
  RSA229038  Collinsia callosa Robert F. Thorne, C. W. Tilforth 1971-6-30 40802 -A Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA729966  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-5-15 7144 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 549 Comment
  UC885515  Collinsia heterophylla Ira W. Clokey, B. Templeton May 1929 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  UC885516  Collinsia heterophylla C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4749 Los Angeles Bouquet Canyon 700 Comment
  VVC3353  Collinsia heterophylla Tim Thomas 1973-4-24 14 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA408257  Collinsia heterophylla R. S. Woglum 1930-4-23 s.n. Los Angeles Los Angeles (east-central) Comment
  RSA408267  Collinsia heterophylla Anstruther Davidson 1920-5-1 s.n. Los Angeles [Unspecified] Comment
  CAS-BOT-BC240948  Collinsia parryi Thomas Craig 1927-5-4 296 Los Angeles Cobal Canyon, above Claremont Comment
  UC885551  Collinsia parryi Marcus E. Jones, A. M. 1882-5-2 3205 Los Angeles Pasadena Comment
  UCR172463  Collinsia parryi Anuja Parikh, Nathan Gale 2005-4-13 2102 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  SEINET12268972  Collinsia tinctoria J. F. Bright 1935-1 1006 Los Angeles Los Angeles Comment
  UCD123690  Collinsia torreyi Leo Hitchcock 1928-5-26 s.n. Los Angeles Chula Vista Camp Ground, Mt. Pinos. 2438 Comment
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Dec 13 2015
  UCR43341  Collinsia torreyi var. wrightii David Charlton 1986-6-15 262 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA0104905  Colutea arborescens R. G. Swinney 2011-10-25 15871 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UC1611555  Colutea arborescens Tim Ross, Walter Appleby 1993-6-8 7373 Los Angeles just e of the Forest Service Station (off the w side of Little Tujunga Road, at head of draw draining se to Pacoima Canyon, San Fernando 7.5' quad, near ctr W/2 sec 7); Western San Gabriel Mountains, Bear Divide 792 Comment
  UCR160879  Conium maculatum David Charlton 1994-7-24 6043 Los Angeles Western Mojave Desert, Piute Ponds, on roadway between Old Piute and new Piute on main dike road extension of Ave. 'C', SW edge of Rosamond Lake, N of Lancaster 701 Comment
  RSA735817  Convolvulus occidentalis Rosemarie Zimmermann 1961-6-8 123 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  RSA279047  Conyza bonariensis R. F. Thorne 1971-4-23 41472 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA340613  Conyza bonariensis F. R. Fosberg, S. C. Rainey 1973-11-14 55229 Los Angeles San Clemente Island. Wilson's Cove, on roadside on grassy slope Comment
  CAS-BOT-BC286126  Conyza canadensis Peter H. Raven 1957-9-21 11323 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  CDA41365  Cordylanthus filifolius G. C. Fleischman 1943-8-4 s.n. Los Angeles On highway through San Gabriel Mountains to Palmdale. 0 Comment
  UCR24894  Cordylanthus maritimus subsp. canescens A. C. Sanders 1980-8-17 1770 Los Angeles Antelope Valley, marshy area at the SW edge of Rosamond Dry Lake about 1/2 mi east of the E end of Ave. 'C 671 Comment
  RSA774802  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR141364  Cordylanthus rigidus R. G. Swinney 1997-8-19 5807 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA719741  Cordylanthus rigidus subsp. setiger R. G. Swinney, D. W. Larson 1996-8-7 5227 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  UC56999  Cordylanthus rigidus subsp. setiger Miss E. D. Palmer July, 1902 11 Los Angeles Glendora Comment
  UCR270847  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-6-29 15324 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC287759  Coreopsis bigelovii A. D. E. Elmer 1902-6-1 4161 Los Angeles Palmdale Comment
  UCR124582  Coreopsis bigelovii B. C. Templeton, I. W. Clokey 1930-4-8 1071 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  RSA716643  Coreopsis bigelovii Andrea Edwards, Pam De Vries 2005-3-29 52 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SFV14465  Corethrogyne filaginifolia J. L. Reveal 1987-9-11 3885 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  RSA529140  Corethrogyne filaginifolia var. filaginifolia T. S. Ross, Steve Boyd 1991-7-24 5632 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA596195  Corethrogyne filaginifolia var. peirsonii Lauren Raz, Steve Boyd 1996-10-23 028 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA397696  Cornus glabrata F. R. Fosberg 1931-3-25 S- 4370 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 70 Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  CDA25357  Crassula connata T. C. Fuller 1962-4-1 8172 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA678212  Crassula connata Valerie L. Soza, LeRoy Gross 2001-4-18 1138 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 716 Comment
  RSA592482  Crassula connata var. erectoides Mark Hoefs, D. Propst 1973-3-14 94 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA511312  Crassula tetragona A. C. Sanders 1988-5-18 7846 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  CATA2932  Crocanthemum greenei Amy Catalano 2015-6-26 008 Los Angeles Santa Catalina Island: Gallagher Canyon; steep ridge 440 meters northeast of Laura Stein Volunteer Camp; above ironwood grove 239 Comment
  SBBG34670  Crocanthemum scoparium S. A. Junak with K. Kirkland 1998-4-30 SCa 571 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 365 Comment
  NY268579  Crossosoma californicum Anonymous 04 1894 s.n. Los Angeles Catalina. Comment
  RSA177851  Crossosoma californicum R. F. Thorne 1965-3-11 3462 Los Angeles Near junction of roads to Middle Ranch, and Little Harbor, Santa Catalina Island. 91 Comment
  RSA397739  Crossosoma californicum F. R. Fosberg 1931-3-19 S 4299 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA397740  Crossosoma californicum M. B. Dunkle 1938-12-30 2039 Los Angeles Head of Grand Canyon, Santa Catalina Island. Comment
  LA30862  Croton californicus Jane Turner; Peter H. Raven, Barbara Whitesel 1959-3-15 C 164 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA316996  Croton californicus T. S. Elias, Walter Wisura 1984-7-27 8514 Los Angeles North of Malibu; Point Dume. Comment
  SFV21139  Croton californicus J. M. Keefe 2001-1-24 31016 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  CHSC26420  Croton setiger Ted H. Thorsted Jr. 1970-8-20 Los Angeles On slope bounding campus of California State College at Los Angeles. 121 Comment
  UCR117559  Croton setiger A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23271 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR172453  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 18 366 Comment
  UCR223282  Cryptantha R. G. Swinney 2009-7-29 11437 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
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Feb 19 2020
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A 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
  UCR269948  Cryptantha barbigera var. barbigera R. G. Swinney 2010-5-19 12783 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SD215427  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  UCR47783  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10646 Los Angeles Channel Islands, Santa Catalina Island, Grand Canyon Comment
  CHSC3683  Cryptantha intermedia Mary Mac Arthur 1966-5-12 24 Los Angeles San Raphael Hills- Glendale College. 213 Comment
  SD90553  Cryptantha intermedia Robert F. Thorne 1973-4-11 42782 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 424 Comment
  UCD119844  Cryptantha intermedia Scott Horiuchi; Kelly Robinson 1996-4-28 29 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  POM8100  Cryptantha intermedia Joseph Grinnell 1917-4-3 s.n. Los Angeles Charsworth Park. Comment
  POM9237  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-3-13 3341 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA0016893  Cryptantha intermedia F. L. Robinson 1921-4-15 9 Los Angeles Claremont. 365 Comment
  RSA0076125  Cryptantha intermedia var. johnstonii P. H. Raven, Robert F. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR95466  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  UC61117  Cryptantha muricata J. Burtt Davy May 9 1896-May 24 1896 2648 Los Angeles Leonis Valley Antelope Valley Comment
  UCR108171  Cryptantha muricata M. E. Siqueiros D. 1997-3-29 4383 Los Angeles NW corner of Mills Ave., and Foothill Blvd., Claremont 412 Comment
  UCD119964  Cryptantha muricata Kathy Tajbakhsh 1996-5-2 22 Los Angeles Rocky Point Park, Chatsworth, 300 m on the main trail on a W-facing slope. Comment
  RSA0079575  Cryptantha muricata var. muricata Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  RSA0079601  Cryptantha muricata var. muricata LeRoy Gross 2005-4-28 2161 -b Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA802562  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-7-6 5905 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA0079356  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-6-23 8038 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  UCR192889  Cryptantha nemaclada R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  UCR120573  Cryptantha nevadensis var. rigida Steven R. Hill, K. Kramer 2001-4-22 33344 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA777211  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2010-5-19 5128 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA756956  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2455 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA0079043  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4662 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/- S to SSW), ca 0.25- 0.3 miles W of the county line. 1183 Comment
  RSA595814  Cryptantha similis L. C. Wheeler 1967-5-9 9377 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  SEINET10625774  Cucurbita pepo Heidi H. Schmidt 1999-10-14 Schmidt 3875 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CHSC5098  Cuscuta M. MacArthur 1967-7-16 83 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  SD90524  Cuscuta californica var. californica Robert F. Thorne, J. Dourley 1967-10-10 37351 Los Angeles San Gabriel Mountains; Angeles National Forest; Blue Ridge. Comment
  SD230211  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Ridge at head of South Fork Alder Gulch. 2133 Comment
  JEPS47096  Cuscuta denticulata K. Brandegee Los Angeles Ravenna Comment
  RSA609507  Cuscuta occidentalis L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA234451  Cuscuta reflexa James Henrickson 1969-10-30 4868 -C Los Angeles Campus of California State College Comment
  RSA0103916  Cuscuta subinclusa R. G. Swinney 2011-10-10 15757 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
  RSA573706  Cuscuta subinclusa T. S. Ross 1990-8-17 3147 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  SD90523  Cuscuta subinclusa Robert F. Thorne, J. Dourley 1967-10-3 37273 Los Angeles Mt. Baden-Powell; north slope at Vincent Gap. 2285 Comment
  UCR104162  Cuscuta subinclusa Scott D. White 1997-5-22 5218 Los Angeles San Gabriel Mtns., San Gabriel River Wash, Azusa, alluvial fan E and west of levee; between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 213 Comment
  JEPS47135  Cuscuta subinclusa Frank W. Peirson 1918-6-28 150 Los Angeles e of Rubio Canyon 609 Comment
  SEINET6061671  Cycladenia Louis C. Wheeler 1967-5-23 9664 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCD127351  Cyclospermum leptophyllum A. R. Roos 1958-5-29 s.n. Los Angeles A parking strip on the 1900 block of Westwood Blvd. Comment
  CAS-BOT-BC190267  Cynodon dactylon Le Roy Abrams 1901-6-1 1716 Los Angeles Mesmer, Ballina Creek. Comment
  SD252223  Cyperus Steven A. Junak 2000-7-1 Sca 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 328 Comment
  RSA669345  Cyperus eragrostis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -b Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SEINET7581651 Image available Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  RSA92302  Cyperus eragrostis Joseph A. Ewan 1931-7-31 4778 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  RSA365110  Cyperus odoratus Anstruther Davidson 1889-05 s.n. Los Angeles E. Los Angeles. Comment
  CAS-BOT-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA651096  Cytisus monspessulanus Rudolf Schmid 1962-4-26 s.n. Los Angeles By northern pond, Cal Poly, Pomona. Comment
  RSA549593  Datura wrightii Tim S. Ross 1992-4-27 6239 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  CAS-BOT-BC130917  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 300 Los Angeles Santa Barbara Island Comment
  UC1409039  Deinandra clementina Robert F. Thorne 1973-4-12 42905 Los Angeles China Point San Clemente Island (at end of road) 15 Comment
  CAS-BOT-BC299287  Deinandra fasciculata Le Roy Abrams 1900-8-8 859 Los Angeles Monrovia Comment
  SBBG98650  Deinandra fasciculata T. Ross 1991-5-20 5361 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage, 3300 feet NW of the 750 ft bench mark 141 Comment
  SD186074  Deinandra fasciculata Mark A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, south of magic Moountain Amusement Park, west of The Old Road. 366 Comment
  UC88934  Deinandra fasciculata T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC299278  Deinandra fasciculata D. D. Keck 1930-6-11 A- 32 Los Angeles Glasshouse at Stanford University Comment
  CAS-BOT-BC299316  Deinandra fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles Canyon north of statoin Nanny, north of Lemon Tank, San Clemente Island Comment
  CAS-BOT-BC292096  Delairea odorata Geo. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  CAS-BOT-BC9128  Delphinium cardinale Alice Eastwood 1928-6-15 15405 Los Angeles Claremont Comment
  SBBG27163  Delphinium cardinale I. W. Clokey, B. Templeton -Aug-1929 4601 Los Angeles Mandeville Cyn 300 Comment
  POM199601  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  RSA659931  Delphinium parishii subsp. parishii Orlando Mistretta 1992-5-18 334 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA660794  Delphinium parryi LeRoy Gross, Valerie Soza 2001-6-6 437 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  LA32185  Delphinium parryi subsp. parryi Henry J. Thompson; 1959-5-24 2032 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA0030022  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-5-31 4852 Los Angeles Vincent Gulch, below Big Pines Camp. Comment
  RSA0030028  Delphinium patens subsp. montanum Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon Comment
  SFV1357  Dendromecon rigida K. A. Wilson 1961-3-11 992 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  CAS-BOT-BC192751  Deschampsia danthonioides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Near San Gabriel Comment
  IRVC26372  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  UCD114764  Descurainia pinnata John R. Swanson 1963-4-30 746 Los Angeles Santa Monica Mountains, Las Virgenes Road, Tapia Park. Comment
  UCSB2303  Descurainia pinnata Kamb, Peter 1947-3-15 Los Angeles Big Rock Creek wash near Lovejoy Buttes, Antelope Valley Comment
  POM369416  Descurainia pinnata subsp. menziesii Dr H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  UCR141811  Dicentra chrysantha June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  CATA1098  Dichelostemma capitatum Mark L. Hoefs 1995-5-23 2052 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SFV699  Dichelostemma capitatum K. A. Wilson 1961-3-1 882 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  SEINET10533989  Dichelostemma capitatum Mish 1995-3-4 MISH 16 Los Angeles Santa Susana Mts., Eddleston Park, located 70 m from trailhead, growing in rocky soil on S-facing slope in coastal sage scrub. Dominant associates include Artemisia californica and Eriogonum fasciculatum. Other associate Salvia apiana. Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  POM169474  Dichelostemma capitatum subsp. capitatum C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia Comment
  SFV18106  Dichondra occidentalis C. L. Michaels 1994-6-20 s. n. Los Angeles Tuna Canyon, 0.8 miles from the intersection of Pacific Coast Highway. Northeast-facing slope. Comment
  RSA752344  Digitaria ischaemum Justin M. Wood 2009-7-25 1161 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  SBBG57153  Digitaria sanguinalis M. N. Ackley -Aug-1926 6 Los Angeles Eagle Rock 182 Comment
  SEINET8235418  Diplacus aridus James L. Reveal 1988-5-17 6786 Los Angeles along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 miles west of the Bouquet Canyon Road between Palmdale and Saugus, on steep limestone slopes about Spunky Creek. 945 Comment
  CAS-BOT-BC150635  Diplacus longiflorus C. F. Baker 1909-5-15 5320 Los Angeles Mts. near Claremont Comment
  SD72729  Distichlis littoralis F. R. Fosberg 1930-7-10 S 3177 Los Angeles Aneheim Landing, salt marsh Comment
  RSA530752  Dithyrea californica Christopher Davidson 1973-4-7 1905 Los Angeles Lucerne Valley, 33 miles from Apple Valley 854 Comment
  LA44538  Dodecatheon clevelandii Carl Epling; 1933-4-5 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 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
  RSA641179  Drymocallis cuneifolia var. ewanii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38858 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  RSA145443  Drymocallis glandulosa var. reflexa Gale Sphon 1959-6-27 378 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  UC212320  Drymocallis glandulosa var. viscida I. M. Johnston 1918-7-6 2072 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River (along stream) 2438 Comment
  CAS-BOT-BC67941  Dryopteris arguta Geo. B. Grant 1903-2-1 s.n. Los Angeles Covina Comment
  RSA638853  Dryopteris arguta Valerie L. Soza, Laura Moore 1999-6-30 573 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 853 Comment
  UC195501  Dudleya lanceolata D. L. Crawford 1915-7-4 509 Los Angeles mtns near Claremont Comment
  UCR258931  Dudleya lanceolata R. G. Swinney 2010-5-7 12614 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  POM1569  Dudleya lanceolata I. M. Johnston 1917-6-20 1367 Los Angeles San Antonio Canyon (7 Oaks) 975 Comment
  RSA225720  Dudleya lanceolata R. F. Thorne, A. C. Gibson 1971-5-22 39773 Los Angeles Fish Canyon 335 Comment
  RSA786894  Dudleya multicaulis Doris Bowers 1957-5-22 741 Los Angeles Hill N/W of San Dimas 305 Comment
  SBBG12648  Dudleya virens E. R. Blakley 1962-6-10 5244 Los Angeles 0.25 mi up cyn from its mouth; cyn half way between Eel Pt and Seal Cove 45 Comment
  UC1593824  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 350 Los Angeles 0.6 mi s Palos Verdes Dr South (se of Portuguese Bend, on cliff above ocean); Palos Verdes Hills Comment
  CAS-BOT-BC109739  Dudleya virens subsp. hassei Jim Dice; Michael Donoghue; Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 22 Comment
  RSA226323  Dudleya virens subsp. insularis R. F. Thorne 1966-5-31 36445 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  RSA647903  Echinochloa crus-galli LeRoy Gross, Wayne Law 2000-8-8 252 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA773527  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  SD215399  Eclipta prostrata Steve Boyd, Lauren Raz 1996-10-29 9097 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  LA99086  Ehrendorferia ochroleuca Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR270025  Ehrharta calycina R. G. Swinney 2011-3-22 14177 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CDA20495  Ehrharta erecta M. O'Brien 2004-6-19 MOB 7 -04 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  SBBG108967  Eleocharis macrostachya S. A. Junak 1997-4-8 SCl 796 Los Angeles main branch of Wall Rock Cyn, just downstream from upper fork 213 Comment
  UCR204561  Eleocharis montevidensis R. G. Swinney 2005-8-5 8378 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  POM210885  Eleocharis palustris L. C. Wheeler 1934-5-14 2591 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  RSA647879  Eleocharis parishii LeRoy Gross, Wayne Law 2000-8-8 4 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA729333  Eleocharis parishii R. G. Swinney 1999-6-30 7477 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  SEINET7586930 Image available Eleocharis parishii Steve Boyd, Mike Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluences with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA188512  Eleocharis parishii Robert F. Thorne, John Olmsted 1965-8-26 35388 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  UCR150358A  Eleusine indica Scott D. White 2003-10-14 9835 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  SEINET3129026  Elymus condensatus Unknown 3662 Los Angeles Lancaster Comment
  RSA729846  Elymus glaucus R. G. Swinney 1999-6-21 7351 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
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Apr 30 2009
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CAS-BOT-BC206743  Elymus glaucus subsp. glaucus LeRoy Abrams 1902-6-29 2596 Los Angeles Mt. Wilson Comment
  RSA230745  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1969-7-9 38508 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  RSA594671  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-7-30 10251 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA611044  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  UCR258592  Elymus glaucus var. glaucus R. G. Swinney 2010-8-26 13595 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
  CAS-BOT-BC204218  Elymus stebbinsii subsp. stebbinsii Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Lost Canyon at Bear Creek Trail 1219 Comment
  RSA585697  Elymus trachycaulus subsp. subsecundus Timothy S. Ross 1990-6-11 3003 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA0084495  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12537 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA589176  Emmenanthe penduliflora Tim S. Ross 1991-4-28 4766 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SEINET4044553  Emmenanthe penduliflora D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  RSA401552  Emmenanthe penduliflora var. penduliflora L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  UCR200036  Emmenanthe penduliflora var. penduliflora Valerie Soza, B. Hogshead 2003-4-23 1637 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  UCR273149  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  SDSU3820  Encelia actoni D. F. Howe 1959-5-3 2718 Los Angeles 25 mi. west of Lancaster. Comment
  UC511468 Image available Encelia actoni A. D. E. Elmer 1902-6-1 3724 Los Angeles Acton Comment
  CAS-BOT-BC131216  Encelia californica Lewis S. Rose 1934-12-31 34533 Los Angeles Griffith Park, Los Angeles Comment
  RSA177882  Encelia californica R. F. Thorne, Percy C. Everett 1965-5-11 34589 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor 5 Comment
  SEINET4024165 Image available Encelia californica M. B. Dunkle 1939-1 7280 Los Angeles San Clemente Island, Pyramid Cove. Comment
  SEINET7845948 Image available Encelia frutescens J. B. Davy 1896-5-17 2310 Los Angeles Antelope Valley Comment
  CHSC14157  Enemion occidentale L. M. Mayer; I. J. Mayer 1974-4-10 159 Los Angeles 1 mi e of Bouquet Canyon Rd. on Sierra Pelona Rd. up 50 yds. along streambed. Comment
  UC1928582  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 110 Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  CAS-BOT-BC166280  Epilobium canum subsp. canum Martha Hilend 1930-10-15 s.n. Los Angeles U.C.L.A. campus, West Los Angeles Comment
  POM182356  Epilobium canum subsp. canum Joseph A. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon, Santa Monica Mountains. 427 Comment
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May 8 2014
  RSA72100  Epilobium canum subsp. canum F. W. Peirson 1919-11-16 4518 Los Angeles Gully into Eaton Canyon near end of New York Ave., Altadena. Comment
  SBBG17272  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Rd, 3 mi E of Malibu Cyn Rd Comment
  RSA588543  Epilobium canum subsp. latifolium Bonnie C. Templeton 1936-9-22 s.n. Los Angeles West Blue Ridge, Big Pines Park. Comment
  UCR271133  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA448494  Epilobium ciliatum E. S. Spalding 1923-7-12 s.n. Los Angeles Los Angeles. Comment
  POM1815  Epipactis gigantea F. M. Baldwin 1899-6-10 s.n. Los Angeles Burbank Canyon, Claremont, [San Gabriel Mountains]. 457 Comment
  UC845350  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon Comment
  UCSB929  Epipactis gigantea Crum, Charles 1958-7-3 Los Angeles Crystal lake road; near Los Angeles below 1219 Comment
  RSA244908  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA684607  Equisetum laevigatum Albert J. Perkins 1918-1-13 s.n. Los Angeles Switzer s Camp Comment
  UCR177699  Equisetum laevigatum L. C. Wheeler 1933-10-7 2167 Los Angeles Transverse Ranges; San Gabriel Mountains, Liveoak Canyon 762 Comment
  UCR184104  Equisetum laevigatum A. C. Sanders 2007-4-13 33411 Los Angeles Tehachapi Mtns. Foothills, below the entrance road near the gate to the National Cement Plant, along creek c. 0.25 mi south of Kern Co. line 991 Comment
  UCR259990  Equisetum laevigatum R. G. Swinney 2010-3-16 11960 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
  RSA650201  Equisetum laevigatum Leonard Brown 1948-5-12 s.n. Los Angeles Found at San Dimas Dam on the north end up from the banks of the San Dimas River about a 1/2 mile from the Delta that the river forms as it empties into the dam. 365 Comment
  RSA639606  Equisetum telmateia var. braunii L. C. Wheeler 1932-6-12 818 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  CAS-BOT-BC162891  Eremothera boothii subsp. desertorum A. D. E. Elmer 1902-6-1 3985 Los Angeles Lancaster Comment
  CAS-BOT-BC514259  Eriastrum densifolium subsp. austromontanum A. D. E. Elmer 1902-6-1 3692 Los Angeles Acton: Mt. Gleason Comment
  RSA0107954  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UCR209260  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-7 9474 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA0121164  Eriastrum pluriflorum subsp. sherman-hoytiae D. Charlton 1991-5-18 5188 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  CAS-BOT-BC187954  Eriastrum rosamondense Ralph Hoffmann 1930-4-29 s.n. Los Angeles Lancaster Comment
  UCR108211  Eriastrum rosamondense Steve Boyd, Kent Hughes 1998-5-5 10189 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
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Mar 29 2014
  LA52316  Eriastrum sapphirinum A. M. Johnson; 1932-5-30 4122 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCD118320  Eriastrum sapphirinum Louis C. Wheeler 1933-9-26 2135 Los Angeles San Gabriel Canyon, San Gabriel Mountains. 335 Comment
  RSA0121282  Eriastrum sapphirinum subsp. dasyanthum Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0121815  Eriastrum sapphirinum subsp. dasyanthum B. R. Norman 1943-7-15 s.n. Los Angeles Hollywood Hills. Comment
  SFV16003  Ericameria cooperi var. cooperi D. C. Joyner, S. A. Call 1994-5-14 37 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  RSA679284  Ericameria cuneata Mark A. Elvin, Anne Marie Ruff 1996-8-1 307 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate. Cliff on roadcut. Comment
  HSC87290  Ericameria linearifolia Steve Boyd, T. S. Elias 1987-4-14 2049 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA730078  Ericameria linearifolia R. G. Swinney 1999-6-5 7243 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UC1532956  Ericameria linearifolia C. W. Tilforth and John Dourley 1973-5-24 810 Los Angeles 2.3 mi nw Mile High (above Shoemaker Canyon, n edge of San Gabriel Mts.); San Gabriel Mtns. Comment
  UC672315  Ericameria linearifolia H. L. Mason 1930-4-20 5596 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek Comment
  UCR51001  Ericameria linearifolia A. C. Sanders, E. J. Lawlor 1988-4-3 7740 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  SBBG62961  Ericameria nauseosa var. hololeuca R. Hoffmann 1928-11-9 Los Angeles near Lang Comment
  UCR231384  Ericameria palmeri var. pachylepis Dan S. Cooper 2011-10-10 1011- 119 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Western Canyon, vicinity of '1 mile Tree 269 Comment
  JEPS19230  Ericameria parishii var. parishii J. C. Aven 1930-9-30 Los Angeles San Antonio Canon San Gabriel Mts., San Antonio Canon Comment
  UC75934  Ericameria parishii var. parishii Geo. B. Grant 1901-7-1 177 Los Angeles Sturtevant Camp trail Sturtevant Camp 1219 Comment
  CAS-BOT-BC293152  Ericameria pinifolia H. E. McMinn 1924-8-4 1245 Los Angeles Huntington Drive near Pasadena Comment
  SBBG54492  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  UCR95537  Ericameria pinifolia L. C. Wheeler 1967-5-2 9256 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
  POM9153  Ericameria pinifolia C. F. Baker 1903-10-1 4076 Los Angeles Claremont. Comment
  RSA90917  Ericameria pinifolia F. W. Peirson 1918-10-16 223 Los Angeles Pacoima Canyon 518 Comment
  CHSC96048  Erigeron canadensis LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 277 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 609 Comment
  UCR189715  Erigeron foliosus R. G. Swinney 1998-7-27 6492 B Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  JEPS22724  Erigeron foliosus var. foliosus Rimo Bacigalupi with Reino Alava 1958-7-20 6402 Los Angeles Charleton Flat San Gabriel Mountains, Angeles National Forest (close to Angeles Crest Highway (State Highway 2)) 1623 Comment
  CAS-BOT-BC296191  Erigeron foliosus var. foliosus John H. Thomas 1957-5-31 6791 Los Angeles Occidental College Campus, Los Angeles Comment
  RSA0105393  Erigeron foliosus var. stenophyllus Henry J. Ramsey, Henry J. Ramsey 1937-8-29 970 Los Angeles Altadena. 396 Comment
  SEINET12315364  Eriodictyon crassifolium C. V. Braun 1974-1 13 Los Angeles ca 1.5 mi W of Newhall Exit, Interstate 5 Comment
  JEPS22871  Eriodictyon crassifolium var. crassifolium Rimo Bacigalupi with Reino Alava 1958-7-21 6446 Los Angeles about 2 mi above Red Box Gap (along Angeles Crest National Highway (Calif. No. 2), on s-facing slope of Valley Forge Canyon, tributary of West Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 1417 Comment
  RSA592880  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-4-30 9219 Los Angeles San Gabriel Mountains. Limekiln Canyon. 701 Comment
  UC1922640  Eriodictyon crassifolium var. nigrescens Valerie Soza, Laura A. Moore 2000-5-10 836 Los Angeles Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  SD69701  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles Santa Catalina Island; hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  RSA747401  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UCR124551  Eriodictyon trichocalyx B. C. Templeton 1932-7-21 5053 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC219336  Eriodictyon trichocalyx var. trichocalyx Herman Knoche 1919-6-12 Series A, No. 807 Los Angeles Glendora Comment
  RSA455062  Eriodictyon trichocalyx var. trichocalyx M. B. Dunkle 1933-11-7 3651 Los Angeles Upper San Gabriel Canyon Comment
  RSA508719  Eriodictyon trichocalyx var. trichocalyx Barry Burnell 1969-5-22 137 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  UC24059  Eriodictyon trichocalyx var. trichocalyx Harley P. Chandler 1897-5-11 Los Angeles Claremont 426 Comment
  UCR209250  Eriogonum R. G. Swinney 2008-10-8 9534 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  IRVC28799  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA709375  Eriogonum baileyi var. baileyi A. C. Sanders, Mark A. Elvin 2002-6-20 25253 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
  RSA226038  Eriogonum brachyanthum Robert F. Thorne, C. W. Tilforth 1971-6-29 40685 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Mountains, ca. 1.5 mi E of junction of Aliso Creek wash and Santa Clara River, in Aliso Canyon 854 Comment
  CHSC35841  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacifica Road, 1/4 mi N of Pacific Coast Hwy at Malibu, lower slopes of Monica Mts. 91 Comment
  RSA763579  Eriogonum cinereum Doris Bowers 1972-7-13 1861 Los Angeles Lunada Bay, Palos Verdes Pen. 1 Comment
  SBBG120802  Eriogonum cinereum R. Burgess, P. Munro 1998-1-25 2636 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  RSA641381  Eriogonum davidsonii Orlando Mistretta 1995-6-23 1826 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  UC1032151  Eriogonum davidsonii N. French 1934-5-11 350 Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  CAS-BOT-BC242754  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-4 8328 Los Angeles Crest of Blue Ridge, San Gabriel Mt. 2438 Comment
  CAS-BOT-BC249775  Eriogonum elongatum var. elongatum Alice Eastwood 1915-8-25 4894 Los Angeles Duarte Comment
  CAS-BOT-BC249767  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles At northwest end of campus of University of California at Los Angeles Comment
  RSA0055776  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA523834A  Eriogonum fasciculatum subsp. polifolium Tim S. Ross 1991-8-14 5793 Los Angeles San Gabriel Mountains: Pacifico Mountain Road, 3200 feet NW of Alder Saddle. 1768 Comment
  OBI8164  Eriogonum fasciculatum var. fasciculatum Lewis Meltz 1977-4-9 LM 18 Los Angeles 50 m S of Eaton Cyn, wash, 2 km E of Eaton Cyn bridge 457 Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  RSA393438  Eriogonum fasciculatum var. polifolium L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  CHSC69827  Eriogonum gracile Bonnie C. Templeton 1939-9-6 Los Angeles Playa Del Rey 40 Comment
  UC284762  Eriogonum gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall Comment
  POM145596  Eriogonum gracillimum L. R. Abrams 1927-4-30 s.n. Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  RSA149739  Eriogonum kennedyi var. alpigenum Wesley O. Griesel 1961-8-9 s.n. Los Angeles Dawson Saddle, State Hwy #2, San Gabriel Mts. 2439 Comment
  UCR147271  Eriogonum microthecum var. johnstonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Mt. Baldy, West Baldy Ridge Comment
  CAS-BOT-BC268776  Eriogonum mohavense H. E. Hasse 1893-8-20 s.n. Los Angeles Acton Comment
  SBBG64118  Eriogonum nudum Anstruther Davidson 1893-1 Los Angeles Big Rock Crk Comment
  SD233342  Eriogonum nudum var. pauciflorum Jane Tirrel 2012-8-3 LS 147 Los Angeles Transverse Ranges; San Gabriel Mountains region: south side California State Route 2 at turnout approx. 300 ft. east of mile marker 67.86. Comment
  CAS-BOT-BC258237  Eriogonum pusillum Roxana S. Ferris 1918-6-12 897 Los Angeles R.R. embankment between Oban and Lancaster Comment
  CHSC36053  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 371 Comment
  RSA424917  Eriogonum saxatile Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  UCD170270  Eriogonum saxatile R. G. Swinney 2009-6-17 11212 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  UCR202716  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-18 8049 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  POM17603  Eriogonum umbellatum var. munzii P. A. Munz 1923-8-30 7662 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA529139  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5625 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  UCR95369  Eriogonum wrightii var. subscaposum Steve Boyd, Lauren Raz 1996-9-24 8968 Los Angeles San Gabriel Mtns., Sawmill Mtn along Forest Service road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon 1622 Comment
  CAS-BOT-BC297918  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  POM183627  Eriophyllum confertiflorum Joseph A. Ewan 1929-5-18 3422 Los Angeles Las Flores Canyon Comment
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  LA203579  Eriophyllum confertiflorum var. confertiflorum Victor Duran; 1933-7-8 3502 Los Angeles San Gabriel Mountains, Horse Flats 1676 Comment
  UC57414  Eriophyllum confertiflorum var. confertiflorum J. H. Barber 300 Los Angeles Santa Monica Forestry Station Comment
  RSA497611  Eriophyllum pringlei A. C. Sanders, Barbara Pitzer, I. G. Lyman 1988-4-4 7767 Los Angeles Mojave Desertr, near Quartz Hill in Lancaster, S of Ave, at 37th Street West 747 Comment
  UCR51043  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7767 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  UCR205848  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 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-BC296961  Eriophyllum wallacei James Henrickson 1965-4-22 1909 Los Angeles Mojave Desert; near Hy. 138, 2 miles north of county line: ca 20 miles SW of Victorville 1066 Comment
  OBI70741  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mi upstream from Rosemead Blvd near El Monte Comment
  POM202252  Erodium botrys P. A. Munz 1934-4-2 13145 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  UCR186967  Erodium brachycarpum A. C. Sanders 2006-4-10 32012 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
  CATA588  Erodium cicutarium Mark L. Hoefs 1991-4-7 1028 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  SBBG13313  Erodium cicutarium M. A. Piehl 1962-6-9 62365 Los Angeles Thirst 597 Comment
  SEINET8553327  Erodium cicutarium G. B. Grant 1901 to 1905 448 Los Angeles Pasadena, Pacific Coast Comment
  RSA390934  Erodium moschatum M. B. Dunkle 1939-4-6 7306 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA652313  Erodium moschatum Guy C. Black 1948-4-23 s.n. Los Angeles Found 4 miles west of Covina. 229 Comment
  UCR223099  Erysimum capitatum R. G. Swinney 2009-6-2 11018 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC40702  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Road. Comment
  RSA101914  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles Inland slopes and crests of dunes, El Segundo Comment
  SD215676  Erythranthe palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch Comment
  UC187400  Eschscholzia Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UC57537  Eschscholzia Geo. B. Grant May 1901 3777 Los Angeles Catalina Island Comment
  SEINET6911601  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  PASA460  Eschscholzia minutiflora Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CHSC95339  Eucalyptus sideroxylon LeRoy Gross; Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  UCR178041  Eucalyptus viminalis LeRoy Gross 2003-1-25 686 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 610 Comment
  RSA188152  Eucrypta chrysanthemifolia Robert F. Thorne, P. Everett 1965-6-22 34847 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  RSA158273  Eucrypta chrysanthemifolia Peter H. Raven 1962-5-10 17736 Los Angeles Deep canyon due north of Boulder, San Clemente Island 427 Comment
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Dec 15 2010
  RSA75987  Eucrypta chrysanthemifolia var. chrysanthemifolia F. W. Peirson 1921-6-20 5303 Los Angeles North Fork of San Gabriel River 762 Comment
  JEPS31736  Eulobus californicus Frank W. Peirson 1919-3-27 349 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  UC874262  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  UCR262472  Euphorbia albomarginata Esther Chuang 2013-5-27 47 Los Angeles Walnut, along trail between houses near 21755 Buckskin Dr. 244 Comment
  UCR66531  Euphorbia helioscopia L. C. Wheeler 1933-7-14 01936 Los Angeles San Gabriel Valley, Potrero Chico near Rio Hondo 69 Comment
  SD215495  Euphorbia melanadenia Louis C. Wheeler 1973-4-8 Los Angeles Kagel Canyon 601 Comment
  RSA600755  Euphorbia peplus L. C. Wheeler 1967-6-16 9850 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  SBBG67751  Euphorbia peplus M. N. Ackley 1929-1-13 356 Los Angeles Coolidge Rare Plant Gardens, Pasadena 259 Comment
  UCD142445  Euphorbia peplus Gary D. Cromwell; David W. Wheat 1971-4-30 583 Los Angeles San Gabriel Mtns.; Angeles National Forest; Mystic Canyon; 2 mi. NE of Glendora. Near old cabin foundation; about 25 m. from Big Dalton Canyon Road. 373 Comment
  RSA0127010  Euphorbia serpens Louis C. Wheeler 1969-9-25 12322 Los Angeles Pasadena: 790 South Arroyo parkway. Comment
  SD230227  Euphorbia serpillifolia subsp. serpillifolia Louis C. Wheeler 1973-6-15 Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  CATA756  Extriplex californica Mark L. Hoefs 1991-5-22 1285 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  CAS-BOT-BC239708  Fabaceae L. A. Greata No date on label s.n. Los Angeles Smiley Heights Comment
  UCR151025  Festuca arundinacea Scott D. White 1997-5-7 5060 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SBBG32121  Festuca bromoides R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -261 Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  RSA415966  Festuca californica subsp. parishii Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA0110506  Festuca myuros R. G. Swinney 2010-6-1 13142 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  LA201015  Festuca octoflora Carl Wishner; 1998-4-22 2585 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, E of Mulholland Hwy at Paul Revere Dr. Site developed as an elementary school in 2002. 359 Comment
  SBBG112879  Ficus carica S. A. Junak with K. Kirkland -Jul-1998 SCa 773 Los Angeles W side of lower portion of Silver Cyn, ca. 0.65 air mi inland from beach 67 Comment
  RSA0106887  Filago arizonica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 636 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 289 Comment
  POM158118  Foeniculum vulgare L. R. Abrams 1902-8-26 2977 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA453795  Foeniculum vulgare B. C. Templeton 1929-11-28 1446 Los Angeles Mandeville Canon, Santa Monica Mountains. 250 Comment
  SEINET13943013 Image available Forestiera pubescens Susan W. Hutchinson 2015-1 332 Los Angeles Bouquet Canyon at the Newhall end. Comment
  POM2925  Frankenia grandifolia I. M. Johnston 1917-6-10 1269 Los Angeles Ballona Creek, near Mesmer Comment
  RSA391389  Frankenia grandifolia F. R. Fosberg 1931-4-3 S 4471 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  RSA69443  Frasera neglecta F. W. Peirson 1918-6-17 145 Los Angeles Rock Creek 1524 Comment
  POM211413  Frasera parryi Louis C. Wheeler 1934-5-14 2587 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 442 Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SFV5277  Fraxinus dipetala W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Fire Road No.9. Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
Read comments
Mar 16 2011
  RSA426868  Fremontodendron californicum J. Aug. Kusche 1922-05 9556 Los Angeles Mojave Desert. Comment
  CAS-BOT-BC130247  Fritillaria biflora F. A. MacF. 1935-3-1 s.n. Los Angeles Mulholland Drive Comment
  UCSB63432  Galenia pubescens var. pubescens Ekhoff, John 1992-6-12 Los Angeles Signal Hill: disturbed, undeveloped property along Hill Street in the two-block area between Stanley and Ohio Avenues. Long Beach USGS 7.5' topo; T4S R12W Sect 29 76 Comment
  UCR23790  Galinsoga parviflora Alfred R. Roos 1947-10-12 s.n. Los Angeles West Los Angeles Comment
  RSA670213  Galium Joseph M. Keefe 2001-3-16 31105 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR127373  Galium angustifolium A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25576 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  UCR277077  Galium angustifolium R. G. Swinney 2011-6-7 15092 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UCSB9252  Galium angustifolium Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., Sepulveda Canyon, 1 1/4 miles above Sunset blvd.; 2/10 mile up Fire Road on west side of canyon Comment
  POM220049  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles Near Avalon, Santa Catalina Island. 30 Comment
  RSA367697  Galium angustifolium subsp. angustifolium Thekla Mohr 1897-05 1931 Los Angeles Los Angeles. Comment
  RSA0091534  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA748905  Galium aparine R. G. Swinney 2008-5-13 8852 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UCR143196  Galium catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Canyon 274 Comment
  CAS-BOT-BC217459  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing, San Clemente Island Comment
  UC1408994  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles large canyon s Mosquito Cove (n of Chenity); San Clemente Island 259 Comment
  UCR73416  Galium catalinense subsp. acrispum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5291 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  SBBG119353  Galium grande V. Soza with M. Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, S side of Van Tassel Ridge Rd (FS Rd 1N36A), ca. 0.2 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36), E side of Mt Bliss (Azusa: 34 11'09.6"N, 117 56'46.6"W; T1N R10W S8, N/2, SE/4) 1037 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  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
  UC28250  Galium grande A. J. McClatchie 1893-4-21 18 Los Angeles near Pasadena; San Bernardino Mts. 1219 Comment
  UC1587612  Galium jepsonii Tim Ross 1991-8-14 5769 Los Angeles slopes nw summit; Chilao Flat USGS 7.5' quad., San Gabriel Mountains, Rountop 1828 Comment
  RSA454409  Galium nuttallii Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCD121844  Galium nuttallii Kenneth A. Wilson 1961-3-10 965 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Canyon Rd. Comment
  LA94778  Galium nuttallii subsp. nuttallii Norman A. Cole; May 1964 325 .1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 60 Comment
  SBBG131532  Galium parisiense S. A. Junak 1999-7-17 SCa 1073 Los Angeles Middle Ranch, Janet Takara's house 213 Comment
  UCR200195  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 892 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlineset. 396 Comment
  RSA578638  Garrya flavescens Tim S. Ross, Steve D. Boyd 1994-7-7 8147 Los Angeles Liebre Mountain: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345ft) 1439 Comment
  RSA599285  Garrya flavescens Steve Boyd, Lauren Raz 1997-3-31 9421 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA252708  Garrya flavescens var. pallida Michael C. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Punchbowl Canyon. 1372 Comment
  RSA160557  Garrya veatchii J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  UCR179971  Garrya veatchii R. G. Swinney 1996-8-7 5214 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  SBBG108422  Gastridium phleoides T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8579 Los Angeles head of northern tributary of Canchalagua Cyn, 400' NNE of the 1135ft Triangulation Pt 326 Comment
  RSA772584  Gayophytum nuttallii Barbara Shervanick 1973-7-12 1000 Los Angeles Freshwater marsh at Bear Flats about 1.5 miles from Baldy Village on Bear Flats Trail; San Gabriel Mts., Pacific Slope Watershed 1585 Comment
  RSA729395  Gayophytum oligospermum R. G. Swinney 1998-7-21 6484 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA527691  Gazania longiscapa Timothy S. Ross, Annette Ross 1991-6-3 5510 Los Angeles Elephant Hill: west Pomona. 250 Comment
  CDA4080  Genista monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mtns.; San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. 0 Comment
  SBBG126934  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2011-6-4 3414 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1120 Comment
  RSA469712  Gilia aliquanta subsp. aliquanta B. C. Templeton, I. W. Clokey 1930-4-8 1047 Los Angeles South of Saugus. 500 Comment
  RSA679869  Gilia aliquanta subsp. aliquanta LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 873 -b Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  POM50156  Gilia angelensis L. R. Abrams 1901-04 1406 Los Angeles Verdugo Hills Comment
  UC124603  Gilia angelensis A. Davidson May 1908 1797 Los Angeles Drum holly; Hollywood, [Bronholly?] Comment
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Apr 21 2010
  RSA709788  Gilia brecciarum subsp. brecciarum LeRoy Gross 2005-4-28 2141 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA609040  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  UCR127236  Gilia capitata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2919 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR192574  Gilia capitata A. C. Sanders 2008-4-10 34827 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
  RSA776387  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-14 5318 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  RSA716224  Gilia latiflora subsp. davyi Andrea Edwards, Pam De Vries 2006-4-11 73 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  UCR205855  Gilia latiflora subsp. latiflora R. G. Swinney 2008-5-8 8792 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-BC402099  Gilia leptantha subsp. transversa Robert F. Thorne; C. W. Tilforth; J. Dourley; R. Scogin 1972-8-11 42226 Los Angeles San Gabriel Mts., Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station 2133 Comment
  RSA567174B  Gilia malior T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3912 -A Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA775510  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-20 5170 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  CAS-BOT-BC523869  Gilia modocensis Timothy S. Ross; Steve Boyd 1994-5-25 7905 Los Angeles Liebre Mountains. West summit of Libre Mountain: here construed as the rounded knoll 100 m S of the jct of sections 3,4,9,&10, Liebre Mtn. 7.5' USGS Quad 1708 Comment
  CAS-BOT-BC225498  Gilia nevinii Robert F. Thorne 1973-4-11 42813 Los Angeles Plateau W of upper end of Norton Canyon, San Clemente Island 396 Comment
  RSA0016252  Gilia ochroleuca subsp. bizonata L. R. Abrams, E. A. McGregor 1908-6-20 358 Los Angeles Liebre Mts. 1220 Comment
  RSA0016258  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UCR60815  Gilia sinuata Steve Boyd, Orlando Mistretta 1986-3-31 1528 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  POM21154  Gilia splendens subsp. grantii Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  JEPS64820  Glycyrrhiza lepidota Frank W. Peirson 1918-6-18 588 Los Angeles Rock Creek San Gabriel Mountains 1219 Comment
  SFV6448  Glyptopleura marginata T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 201 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  IRVC29643  Gnaphalium luteo-album A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26215 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA782115  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles Madrona Marsh, Torrance 24 Comment
  UCR256205  Gnaphalium purpureum R. G. Swinney 2010-6-8 13221 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC108968  Goodmania luteola W. R. Dudley; F. H. Lamb 1896-6-4 4305 Los Angeles Lancaster. Comment
  CAS-BOT-BC108972  Goodmania luteola A. C. Sanders; E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert. Southwest edge of Rosamond Dry Lake, near east end of Ave. C, just west of Piute Ponds. 701 Comment
  UCR220215  Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  UCR277109  Grayia spinosa R. G. Swinney 2011-4-19 14406 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UC68924  Grindelia hirsutula H. M. Hall 1905-7-1 6726 Los Angeles near Inglewood Comment
  UCD150951  Grindelia hirsutula D. S. Park 2010-4-26 36 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  RSA359092  Grindelia robusta Anstruther Davidson 1915-6-1 3072 Los Angeles Brea Rancho. Comment
  RSA286514  Guillenia lasiophylla John F. Emmel 1979-5-8 630 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  RSA611008  Guillenia lasiophylla L. C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 548 Comment
  RSA594458  Gutierrezia californica Steve Boyd, Lauren Raz 1996-9-24 8950 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA661180  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 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. 366 Comment
  POM153301  Gutierrezia microcephala P. A. Munz, I. M. Johnston 1928-9-5 11170 Los Angeles mouth of Rock Creek 1158 Comment
  JEPS2623 Image available Habenaria leucostachys var. virida F. W. Peirson 1918-7-8 12 Los Angeles San Antonio Canyon San Gabriel Mts.; San Antonio Canyon, San Gabriel Mts. 1828 Comment
  RSA591212  Hainardia cylindrica Steven A. Junak 1985-5-14 SC 1 -71 Los Angeles San Clemente Island, central part of island, along main road, roughly midway between intersection of road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone 381 Comment
  UCR104152  Haplopappus menziesii Scott D. White, Pam DeVries 1997-11-20 6026 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
  POM246601  Harpagonella palmeri F. R. Fosberg 1931-3-26 S- 4384 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  SD252291  Harpagonella palmeri Steven A. Junak 2000-4-18 Sca 1219 Los Angeles Santa Catalina Island: E of Lone Tree, at head of canyon, next to top of S-facing bluffs. 445 Comment
  RSA640647  Hazardia cana Steven A. Junak 1996-10-1 SCI- 693 Los Angeles San Clemente Island: middle portion of Horse Canyon, 1.2 miles SW of Thirst Peak. 372 Comment
  JEPS30493  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles 1.6 mi w Decker Road (Mulholland Highway); Santa Monica Mountains 304 Comment
  UCSB6582  Hazardia squarrosa var. grindelioides Kraebel, C. 1927-1 Los Angeles Angeles Forest; Mt. Wilson Road Comment
  RSA594468  Helenium puberulum Steve Boyd, Lauren Raz 1996-9-24 8940 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  POM177952  Helianthemum scoparium var. vulgare J. Ewan 1931-3-21 4065 Los Angeles End of road, Los Flores Canyon, Santa Monica Mts. 549 Comment
  POM359984  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-10-18 641 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA600517  Helianthus annuus subsp. lenticularis L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  RSA128016  Helianthus gracilentus Peter H. Raven 1959-10-18 14683 Los Angeles Decker Road 1.8 mi. south of Mulholland Highway 488 Comment
  UC134690  Helianthus gracilentus C. F. Baker 1904-5-1 4719 Los Angeles Claremont Comment
  UCR177736  Helianthus gracilentus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA603869  Helianthus gracilentus L. C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Burro Canyon. 670 Comment
  UCR169825  Helianthus inexpectatus Anuja Parikh, Nathan Gale 2002-9-26 s.n. Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River 305 Comment
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Jul 9 2012
  CAS-BOT-BC305881  Helminthotheca echioides Alice Eastwood 1928-6-19 s.n. Los Angeles Los Angeles Comment
  UCR197232  Hemizonia fasciculata Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 982 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Motorway), north of ''La Tuna'', above Chandler and Fisher canyons, south of La Tuna Canyon 488 Comment
  RSA131258  Hemizonia pallida P. C. Everett, E. K. Balls 1959-5-22 23799 Los Angeles Hwy 138, 5 miles E from jct with Ave 190, Lancaster to Gorman 915 Comment
  UCR238073  Hemizonia paniculata Mark A. Elvin, M. S. Enright 2002-7-22 2112 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA0084178  Herniaria hirsuta subsp. cinerea Scott D. White 1998-6-4 6643 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed between I-5 Freeway/Old Ridge Route and the lake 427 Comment
  RSA628889  Hesperocnide tenella Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  CAS-BOT-BC135947  Hesperoyucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 Los Angeles along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
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Dec 17 2008
  CATA3183  Heteromeles arbutifolia Julie L. King 2016-10-26 13 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd., drainage crossing old road 104 Comment
  RSA482495  Heteromeles arbutifolia Richard Noyes, L. Arnseth 1988-4-30 548 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  SBBG13802  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62521 Los Angeles Cottonwood Cyn near bridge along main rd Comment
  UC1128107  Heteromeles arbutifolia F. H. Raymond 1930-1-29 42 Los Angeles Santa Ynez Canyon; Calabasas Quad. 518 Comment
  UCR142819  Heteromeles arbutifolia L. C. Wheeler 1932-6-18 834 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon 427 Comment
  SEINET10970304  Heteromeles arbutifolia var. macrocarpa Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4767 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
  RSA0074421  Heterotheca grandiflora Justin M. Wood 2009-8-18 1255 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  JEPS19510  Heterotheca grandiflora Peter H. Raven 1957-9-21 11324 Los Angeles nw end U.C.L.A. Campus Comment
  RSA0075653  Heterotheca grandiflora L. C. Wheeler 1933-9-26 2131 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA0075833  Heterotheca grandiflora Orlando Mistretta 1995-7-12 1900 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  CAS-BOT-BC310849  Heterotheca sessiliflora subsp. fastigiata F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UCR273260  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  CAS-BOT-BC48131  Heuchera elegans A. D. E. Elmer 1902-6-1 3687 Los Angeles Acton, Mt. Gleason Comment
  SFV1418  Hirschfeldia incana P. M. Kennamer 1958-8-7 7 Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  POM276168  Hoita macrostachya Arthur L. Cohen 1934-8-2 488 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  RSA583057  Holodiscus discolor Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6975 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA656931  Holodiscus discolor Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1055 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  CAS-BOT-BC149945  Holodiscus discolor var. discolor C. S. Morris 1908-6-15 113 Los Angeles Summit Mt. Lowe, N. slope Comment
  RSA0098172  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-8-5 15600 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  UCR223131  Holodiscus microphyllus var. microphyllus R. G. Swinney 2009-7-22 11348 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0127326  Homalocladium platycladum A. Griffiths Jr., W. D. Hawkinson 1961-6-1 4070 Los Angeles Pasadena. Comment
  POM21186  Hordeum intercedens P. A. Munz 1923-4-8 6613 Los Angeles San Clemente Island. Comment
  SD252251  Hordeum intercedens Steven A. Junak 1999-5-20 Sca 939 Los Angeles Santa Catalina Island: at head of Escondido Canyon, along Cottonwood-Black Jack Road, 1.1 miles E of reservoir in Cottonwood Canyon, open ridgetop. 305 Comment
  UC572687  Hordeum intercedens Nell Murbarger May, 1936 193 Los Angeles San Clemente Island Comment
  SDSU1138  Hordeum murinum Gerald Collier 1951-5-10 M 61 Los Angeles Vacant lot Barrington Ave. and Sunset Blvd. L.A. 49 Comment
  UCR255828  Hordeum murinum R. G. Swinney 2010-5-12 12736 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR178934  Hordeum murinum subsp. leporinum R. G. Swinney 1980-4-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 488 Comment
  RSA12402  Hordeum vulgare C. B. Wolf 1934-4-11 5614 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCD170960  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UC2030084  Hornungia procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges, Liebre Mountains region: West side of Bouquet Canyon, canyon opposite Texas Canyon. Stable Fire 2001 area. Comment
  UCR239017  Hosackia oblongifolia var. oblongifolia Anuja Parikh, Nathan Gale 2010-6-16 3305 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1293 Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  POM2955  Hypericum formosum var. scouleri Mary Parker 1897-6-23 931 Los Angeles Claremont. 366 Comment
  RSA0096428  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  POM361212  Hypochaeris radicata L. C. Wheeler 1932-10-1 1417 Los Angeles Emerald Ave, 1.5 miles N La Verne 351 Comment
  CDA5570  Ipomoea mutabilis T. C. Fuller 1963-4-25 10301 Los Angeles North of highway bridge over creek, Pacific Coast Highway (101 Alt.) mouth of Topanga Canyon. 0 Comment
  SEINET3876145  Iris longipetala Bonnie C. Templeton 1947-7-1 4399 Los Angeles Fraser Mt., mount Pinas region.; 0 Comment
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Feb 17 2015
  SBBG13976  Isocoma menziesii E. R. Blakley 1961-9-23 4720 Los Angeles SE side of Catalina Harbor 15 Comment
  SD107829  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45113 Los Angeles Santa Catalina Island, Empire Landing 45 Comment
  UC87270  Isocoma menziesii var. menziesii T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  RSA603549  Isocoma menziesii var. sedoides Mark Hoefs 1995-11-9 2541 Los Angeles Santa Catalina Island. Road to Salta Verde. 390 Comment
  CAS-BOT-BC311706  Isocoma menziesii var. vernonioides Alice Eastwood 1917-7-20 6513 Los Angeles Santa Catalina Island Comment
  SBBG62841  Isocoma menziesii var. vernonioides R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SD249146  Isocoma menziesii var. vernonioides Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2202 Los Angeles San Clemente Island, ca 0.7 mile north-northwest of South Point, along ridge. 121 Comment
  SFV14466  Isocoma menziesii var. vernonioides J. L. Reveal 1987-9-11 3886 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  RSA639353  Isoetes nuttallii L. C. Wheeler 1934-3-11 2436 Los Angeles 1/2 mi. E Puddingstone Dam, San Jose Hills. 274 Comment
  UCR99481  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of upper end of reservoir along Forest Service Road 6N08 1396 Comment
  CAS-BOT-BC101896  Juglans californica Peter H. Raven; Robert F. Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA431147  Juglans californica Lyman Benson 1933-11-12 5734 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  UCR259134  Juglans californica R. G. Swinney 2010-5-4 12529 Los Angeles San Gabriel Mountains, 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
  RSA0011192  Juglans californica F. R. Fosberg 1931-5-12 S 4848 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 200 Comment
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  UCR271809  Juncus R. G. Swinney 2011-6-23 15301 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA593557  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  POM1547  Juncus bufonius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. Comment
  RSA594997  Juncus bufonius Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2361 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  RSA0094631  Juncus duranii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8516 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2453 Comment
  UC1532966  Juncus duranii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38881 Los Angeles 1.2 mi se Dawson Saddle (near Lodgepole Picnic area, at headwaters of Dorr Canyon, n slope Throop Peak, above Angeles Crest Hwy); San Gabriel Mts., Angeles National Forest, Dorr Canyon, Thro 2331 Comment
  POM209996  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  RSA550377  Juncus macrophyllus Timothy S. Ross 1992-7-10 6669 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UCR269965  Juncus macrophyllus R. G. Swinney 2010-9-9 13791 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA642710  Juncus macrophyllus Orlando Mistretta 1992-6-13 694 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCD141895  Juncus textilis Louis C. Wheeler 1931-9-27 166 Los Angeles San Dimas Canyon, San Gabriel Mountains. 609 Comment
  RSA716870  Juncus torreyi Scott D. White, Andrea Warniment 2006-7-18 11633 Los Angeles Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  CAS-BOT-BC81002  Juniperus californica Carl B. Wolf 1928-3-29 1552 Los Angeles Foothills at south side of Antelope Valley, 2 mi. so. of Neenach 1066 Comment
  RSA656784  Juniperus californica Valerie L. Soza, Gary Wallace 2000-1-6 649 Los Angeles Irwindale, San Gabriel Wash: Just north of the 210 Fwy, south of Huntington Drive. 173 Comment
  SEINET7047916  Juniperus californica Steven R. Hill, Kate Kramer 2001-4-22 33365 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek. Elevation about 2800 feet. Comment
  CAS-BOT-BC235765  Keckiella cordifolia Alice Eastwood 1917-7-20 6483 Los Angeles Santa Catalina Island Comment
  RSA401762A  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA401781A  Keckiella cordifolia Howard Mullins 1931-5-9 s.n. Los Angeles Santa Susana. Comment
  RSA652877  Keckiella cordifolia Ron Martinolich 1991-5-14 77 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  RSA802339  Keckiella cordifolia Orlando Mistretta, Christine Mistretta 2011-7-6 5923 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC1870304  Keckiella cordifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1060 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:West side of Brand Canyon just a short distance above the cemetery. Near 34.18778N, 118.27461W. 307 Comment
  SBBG132001  Keckiella cordifolia S. A. Junak 1996-4-13 SCI 318 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  SEINET8731936 Image available Keckiella cordifolia Bruce Haines 1988-1 3 Los Angeles Approximately 5 miles north of Pacific on state highway 27, Topanga Canyon, Santa Monica Comment
  JEPS11217  Keckiella ternata Frank W. Peirson 1918-8-6 263 Los Angeles Mt. Wilson; San Gabriel Mountains 1584 Comment
  RSA522593  Kochia californica David J. Keil, V. L. Holland, Michael Stiles, Francis Villablanca 1987-4-30 20039 Los Angeles Ca. 1 mile W of jctn. with California Rte 14 along California Rte 138. Comment
  SEINET12233904  Koelreuteria paniculata W. F. Wight 1907-1 1707 Los Angeles Los Angeles, Elysian Park Comment
  RSA0108947  Kopsiopsis strobilacea Robert F. Thorne, Mae Z. Thorne 1968-11-9 37862 Los Angeles San Gabriel Mts., Angeles National Forest. On summit crest of Mt. Williamson. 2499 Comment
  LA204719  Krascheninnikovia lanata A. M. Johnson; 1932-4-17 3964 Los Angeles N of Palmdale Comment
  RSA33821  Krascheninnikovia lanata N. C. Cooper 1943-11-20 968 Los Angeles Lancaster. Mojave Desert 762 Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR177578  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SEINET10672292  Lactuca sativa Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2633 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  RSA639176  Lactuca serriola L. C. Wheeler 1967-7-6 9934 Los Angeles San Gabriel Mountains: San Dimas Canyon. 441 Comment
  POM352644  Lamarckia aurea Donald R. Bissing 1973-6-2 161 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  RSA0087085  Lamarckia aurea R. G. Swinney 2010-4-30 12443 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SDSU1148  Lamarckia aurea unknown 1948-2-20 Los Angeles Claremont-in front of Crookshank Hall 366 Comment
  UC818673  Lamarckia aurea Ira W. Clokey, B. Templeton 1929-4-1 4512 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  UCR209685  Lamarckia aurea R. G. Swinney 2008-12-2 9911 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA409528  Lamium amplexicaule Christopher Davidson 1973-4-6 1866 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA0060474  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA748844  Lantana montevidensis Justin M. Wood 2009-4-13 491 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  RSA652033  Larrea tridentata R. Carlston 1961-4-28 s.n. Los Angeles by Ave. N. Palmdale. Comment
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Aug 2 2008
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] 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
  CAS-BOT-BC338137  Lasthenia californica E. R. Blakley 1963-12-7 6333 Los Angeles 200 ft. n of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  SD251674  Lasthenia californica M. B. Dunkle 1939-4-4 7261 Los Angeles San Clemente Island; Chenetti Canyon. Comment
  CAS-BOT-BC329163  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1901-4-10 1454 Los Angeles Near Hyde Park Comment
  POM6002  Lasthenia glabrata subsp. coulteri L. R. Abrams 1903-4-10 3240 Los Angeles Ballona marshes near Mesmer Comment
  RSA188059  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  SBBG61625  Lasthenia gracilis unknown -May-1895 Los Angeles Devil's Gate, Pasadena Comment
  SEINET11447696 Image available Lasthenia gracilis G. B. Grant 1905-1 98 Los Angeles Vicinity of Pasadena Comment
  UCR127053  Lathyrus vestitus M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCSB3099  Lathyrus vestitus var. alefeldii Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  LA200453  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  LA200460  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA406630  Lathyrus vestitus var. vestitus L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  UC864593  Lathyrus vestitus var. vestitus Marcus E. Jones, A. M. 1882-5-2 2688 Los Angeles Pasadena Comment
  RSA1794  Lathyrus vestitus var. vestitus C. F. Baker 1904-5-2 4762 Los Angeles Hills near Claremont Comment
  CHSC101344  Layia glandulosa Sula Vanderplank; LeRoy Gross, Steve Hoskinson. 2005-5-6 050506 -57 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  JEPS32793  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi e Gorman 1097 Comment
  POM298260  Layia glandulosa D. D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 miles E of El Monte 91 Comment
  RSA0082882  Layia glandulosa R. G. Swinney 2010-5-19 12776 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCD133919  Layia glandulosa Daryl Koutnik; Vickie Dawes 1978-4-6 260 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  UC828934  Layia glandulosa H. E. Hasse 1890-4-1 Los Angeles Mesa Comment
  UCR215121  Layia platyglossa Sarah C. Pasquini 2008-4-19 22 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
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Apr 27 2016
  UC2026499  Lemna cyclostasa Louis C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills Comment
  RSA729867  Lepidium fremontii R. G. Swinney 1999-5-22 7201 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  RSA67361  Lepidium fremontii F. W. Peirson 1932-4-17 9867 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  SBBG70815  Lepidium fremontii R. Hoffmann 1929-4-27 Los Angeles W Mojave Desert Comment
  RSA618763  Lepidium latifolium L. C. Wheeler 1976-3-20 s.n. Los Angeles Los Angeles River: North of Pacific Coast Highway between 20th and 21st Streets, Long Beach. Comment
  CAS-BOT-BC89751  Lepidium latipes Dr. H. E. Hasse 1891-3-1 s.n. Los Angeles Flats near Santa Monica. Comment
  SEINET3148905  Lepidium medium G. B. Grant 1901-1 679 Los Angeles rare East. From Pasadena. Comment
  RSA485846  Lepidium nitidum T. S. Elias, Orlando Mistretta 1988-2-10 10663 Los Angeles San Clemente Island, near top of Marine Terrace Grade Comment
  LA210066  Lepidium nitidum var. nitidum W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC12842  Lepidium pinnatifidum Louis C. Wheeler 1936-6-14 4155 Los Angeles 2 miles northeast of La Verne. 381 Comment
  RSA0047413  Lepidium virginicum R. G. Swinney 2010-5-4 12483 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA729556  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  CAS-BOT-BC13010  Lepidium virginicum Peter H. Raven 1956-6-24 9523 Los Angeles Westwood, Los Angeles. Comment
  POM346620  Lepidium virginicum var. pubescens Barry Burnell 1969-5-22 138 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  CAS-BOT-BC329383  Lepidospartum latisquamum Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley Comment
  POM361764  Lepidospartum squamatum Anstruther Davidson 1889-09 s.n Los Angeles Los Angeles Comment
  UCR139923  Lepidospartum squamatum Scott D. White 1997-5-15 5146 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  UCR206130  Lepidospartum squamatum A. C. Sanders, T. B. Salvato 2009-5-29 37047 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA604514  Leptochloa fusca subsp. uninervia Sara L. Crockett 1997-2-1 559 Los Angeles Santa Catalina Island, 0.3 mile NE of Wrigley Botanical Garden, toward Avalon on Avalon Canyon Road (E side), on N side of L. A. County Interpretive Center. 91 Comment
  UC23422  Leptodactylon californicum Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA0062660  Leptodactylon californicum Toppenberg 1961-5-19 s.n. Los Angeles Old Mt. Baldy Road. Comment
  UCR271195  Leptosiphon breviculus R. G. Swinney 2011-6-6 14988 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  UCR269983  Leptosyne bigelovii R. G. Swinney 2010-5-19 12771 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA587270  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-5-11 1183 Los Angeles Little Rock Creek. E slopes of canyon W of Basin Campground. 1037 Comment
  RSA464479  Lewisia rediviva Bonnie C. Templeton 1932-6-17 4911 Los Angeles Big Pines Park, San Gabriel Mountains: West Blue Ridge 2195 Comment
  RSA596133  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -A Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  SBBG120142  Leymus condensatus A. C. Sanders 2003-5-22 26820 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects it) and N of Santa Fe railroad, E of San Gabriel River channel 171 Comment
  SEINET10828133  Leymus triticoides Frank W. Gould 1944-5-7 Gould 2335 Los Angeles Low, weedy roadside, at edge of willow; 3 miles east of Compton on Compton Blvd. Comment
  SEINET10899774  Libocedrus decurrens Huron H. Smith 1912-1 Smith 4646 Los Angeles Mt. Wilson Comment
  SJSU13211  Lilium humboldtii subsp. ocellatum C. W. Sharsmith 1941-6-22 4399 Los Angeles by Eaton Canyon, San Gabriel Mts 457 Comment
  UCR258601  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-8-26 13598 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
  RSA123913  Lilium parryi Charlotte M. Hoak 1958-10 s.n. Los Angeles Buckthorn Flats, San Gabriel Mountains, (halfway down trail). Comment
  CAS-BOT-BC520321  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1690 Comment
  POM6383  Linanthus aureus L. T. Street, G. Williams 1919-5-10 2716 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA523360  Linanthus aureus G. H. True 1935-3-28 190 Los Angeles SW of Littlerock. 945 Comment
  UCR141305  Linanthus breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mtns./Mojave Desert, Bob's Gap in Holcomb Ridge 1220 Comment
  CAS-BOT-BC226755  Linanthus californicus L. R. Abrams 1917-7-7 6610 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  LA52332  Linanthus californicus A. H. Lange; 1951-3-27 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SBBG64568  Linanthus dichotomus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SEINET4043537  Linanthus dichotomus O. M. Clark 1929-1 1915 Los Angeles West Lancaster, southern California. Comment
  RSA523350  Linanthus dichotomus subsp. dichotomus G. H. True 1935-3-26 166 Los Angeles Belleview School NW of Palmdale. 732 Comment
  SEINET3086006 Image available Linanthus dichotomus subsp. meridianus E. R. Blakley 1958-5-10 2279 Los Angeles 14 miles east of Quail Lake on State Highway #138 - Antelope Valley. 914 Comment
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May 3 2021
  LA51397  Lithophragma affine Peter H. Raven; Henry J. Thompson 1960-4-24 15124 Los Angeles 609 Comment
  UCR190259  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
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May 8 2012
  RSA468211  Lithophragma affine subsp. mixtum T. S. Clare 1929-4-13 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA229197  Lithophragma heterophyllum R. F. Thorne, C. W. Tilforth 1971-6-29 40735 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SBBG119064  Lobelia dunnii S. D. White 2004-7-28 10658 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  UCR259574  Lobularia maritima R. G. Swinney 2010-4-1 12135 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
  RSA649802  Lobularia maritima Matt Brooks 1988-5-12 54 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  RSA0115834  Loeflingia squarrosa R. G. Swinney 2011-3-29 14271 B Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  LA200973  Loeflingia squarrosa var. squarrosa Carl Wishner; 1989-4-12 1574 Los Angeles SIMI HILLS, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass. 320 Comment
  RSA679859  Loeseliastrum matthewsii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 890 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SBBG117023  Logfia arizonica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1510 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  CATA60  Logfia filaginoides USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  UCR93324  Lolium perenne Scott D. White 1996-5-15 4044 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  UCR180172  Lolium perenne subsp. multiflorum R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  POM211256  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  LA201144  Lomatium dasycarpum Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA452081  Lomatium dasycarpum M. B. Dunkle 1933-5-20 3541 Los Angeles Inspiration Point. Comment
  RSA97161  Lomatium dissectum var. multifidum F. W. Peirson 1922-7-6 3187 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA712275  Lomatium mohavense Vasu Dev, Barbara Dev 2006-5-12 s.n. Los Angeles Hauser Mountain, below radio/microwave towers. From Ward Road offramp off Hwy 14 turn left on Sierra Highway, about 1 mile turn right on Shannondale Road;, about 0.5 mile turn right on Shannon Valley Road, about 0.25 mile turn left on Via Famero Road, at first right follow Shannon View Road uphill on narrow paved road about 3 miles. Park by an old silo below the radio/microwave towers. North side of road, look for rock outcroppings. 1459 Comment
  UCR197774  Lomatium mohavense Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 48 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA203066  Lomatium vaginatum James Henrickson 1966-4-16 2260 Los Angeles 14 miles east of Gorman along hwy 138 Comment
  RSA455169  Lonicera hispidula var. vacillans T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  UC729576  Lonicera hispidula var. vacillans Carl B. Wolf 1932-5-10 3504 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  UCR146883  Lonicera subspicata Kathleen Stockwell 2000-6-24 s.n. Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, North Padua Ave., uphill to water reservoirs near Padua Hills Theatre, NNE of Claremont 610 Comment
  RSA455372  Lonicera subspicata var. denudata L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA248830  Lotus argophyllus subsp. ornithopus R. F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UCR89397  Lotus argophyllus subsp. ornithopus Reid Moran 1941-2-19 594 Los Angeles Channel Islands; San Clemente Is., Middle Ranch, San Clemente Island 500 Comment
  UC75502  Lotus argophyllus var. argophyllus unknown Jun 1904 Los Angeles near Cahuenga Pass Comment
  RSA350756  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  RSA729718  Lotus crassifolius var. crassifolius R. G. Swinney 1999-6-18 7337 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  POM50111  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1005 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  POM157980  Lotus grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Santa Catalina Island. Johnson's. 8 Comment
  RSA187877  Lotus grandiflorus var. grandiflorus R. F. Thorne 1966-4-6 37912 Los Angeles Santa Catalina Island: N slope of Black Jack Mt. along Airport road. 427 Comment
  IRVC28370  Lotus hamatus A. C. Sanders, Tricia Wotipka 2003-4-28 26102 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCR73415  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA406153  Lotus hamatus Anstruther Davidson 1905-5-28 1380 Los Angeles Providencia Ranch, behind Mt. Hollywood Comment
  UCR199828  Lotus heermannii Steve Boyd, Amber Maurice 2004-5-18 11315 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA0020991  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-7-5 5897 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  RSA570196  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA725749  Lotus humistratus A. C. Sanders, Mark A. Elvin 2003-5-1 26280 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  UCR223697  Lotus nevadensis R. G. Swinney 2009-6-24 11243 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA164791  Lotus nevadensis var. davidsonii Wesley O. Griesel 1963-7-11 825 Los Angeles Cloudburst summit 2134 Comment
  UCR182686  Lotus oblongifolius R. G. Swinney 1997-7-16 5671 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  JEPS55739  Lotus oblongifolius var. oblongifolius Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  POM1910  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 j Los Angeles Camp Baldy 1220 Comment
  RSA547474  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-24 6767 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR131380  Lotus purshianus Alison Lipman 1998-6-2 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
  UCR210261  Lotus purshianus R. G. Swinney 2008-8-13 9371 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR229129  Lotus purshianus Dan S. Cooper 2011-5-10 511- 74 A Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  UCR266275  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA670200  Lotus scoparius Joseph M. Keefe 2001-3-16 31110 -a Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 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
  RSA660841  Lotus scoparius Ann Williams 1992-5-14 5 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  SFV1858  Lotus scoparius M. L. Vincent 1962-7-5 265 Los Angeles Santa Monica Mountains Las Virgenes Road, 1 mile north of Hughes Research Laboratory. Comment
  UCR275286  Lotus scoparius subsp. scoparius Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  RSA0116455  Lotus strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA579141  Lotus strigosus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7434 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA724523  Lotus strigosus K. Dobry 1991-6-28 d- 889 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  RSA774738  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR276932  Lotus strigosus R. G. Swinney 2010-5-21 12902 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
  RSA190956  Lotus strigosus var. strigosus R. F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-19 36767 Los Angeles Santa Catalina Island, near Buffalo Springs Reservoir. 427 Comment
  POM49320  Lotus unifoliolatus L. W. Nuttall 1920-5-31 s.n. Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA4563  Lotus unifoliolatus B. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA355466  Ludwigia peploides subsp. peploides Louis C. Wheeler 1932-10-14 1432 Los Angeles Rio Hondo. 58 Comment
  CAS-BOT-BC201204  Lupinus C. B. Clokey; I. W. Clokey; B. C. Templeton 1930-5-13 4746 Los Angeles Boquet [Bouquet] Canyon Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  CAS-BOT-BC201412  Lupinus albifrons var. albifrons L. R. Abrams 1941-4-18 13867 Los Angeles State Highway 138 one mile east of junction with U.S. Highway 99 Comment
  RSA188232  Lupinus albifrons var. eminens R. F. Thorne, P. C. Everett 1965-6-23 34987 Los Angeles W of Avalon along road to airport. 183 Comment
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  UCR102525  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 1997-3-6 1361 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  SEINET10484847  Lupinus benthamii James S. Henrickson 1966-4-16 Henrickson 2251 Los Angeles 5 miles e of gorman, in grassy fields; flowers dark blue with large white spot On banner; abundant 914 Comment
  UCR155118  Lupinus bicolor A. C. Sanders 2005-5-5 29920 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR222786  Lupinus bicolor R. G. Swinney 2009-4-28 10553 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  POM2410  Lupinus bicolor subsp. microphyllus C. F. Baker 1909-3-20 5252 Los Angeles Claremont. Comment
  POM350047  Lupinus bicolor subsp. microphyllus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  SEINET10450534  Lupinus elatus Victor Duran 1933-7-26 Duran 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA0110847  Lupinus excubitus R. G. Swinney 2011-5-6 14607 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UCR114183  Lupinus excubitus A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA606039  Lupinus excubitus var. austromontanus L. C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: south side. Comment
  SEINET10485356  Lupinus formosus James S. Henrickson 1966-4-17 Henrickson 2265 Los Angeles In chaparral just above mojave desert near pinon hills n of san gabriel mtns; With fremontodendron, arctostaphylos, penstemon, etc. Decomposed granite soil. 1372 Comment
  SEINET6744577 Image available Lupinus hirsutissimus Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  SEINET8042266  Lupinus hirsutissimus G. B. Grant 1904-5-4 727 Los Angeles Pasadena Comment
  RSA2534  Lupinus hyacinthinus I. M. Johnston 1917-6-20 1488 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UCR142751  Lupinus latifolius subsp. parishii L. C. Wheeler 1933-7-4 1905 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  CAS-BOT-BC211692  Lupinus longifolius Philip A. Munz 1949-5-10 13389 Los Angeles La Crescenta Comment
  CAS-BOT-BC211694  Lupinus longifolius Theodore Payne 1948-5-15 12287 Los Angeles La Canada Comment
  POM199531  Lupinus longifolius I. W. Clokey, Bonnie C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA714882  Lupinus microcarpus A. C. Sanders, Mark A. Elvin 2003-4-14 25971 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
  SBBG69063  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  RSA659211  Lupinus microcarpus var. densiflorus R. Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd. N2, 0.5 mi S Jackson Rd., 2.7 mi SE Hwy 138. 1037 Comment
  SFV5495  Lupinus nanus W. A. Kelley Spring 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  RSA0064297  Lupinus paynei Daisie Huang 2008-4-1 08040106 Los Angeles Old overpass of Hwy 118, Santa Susana Mountains. 117 Comment
  SBBG67042  Lupinus sparsiflorus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR96328  Lupinus sparsiflorus B. G. Pitzer 1996-4-20 2683 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA316355  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1982-4-20 54977 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA300988  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn 1963-04 s.n. Los Angeles along Glendroa Mtn. rd Comment
  CHSC98736  Lupinus succulentus LeRoy Gross; Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway. 822 Comment
  RSA177719  Lupinus succulentus Robert F. Thorne, Percy C. Everett 1965-5-11 34660 Los Angeles Along summit road to airport, Santa catalina Island. 457 Comment
  RSA600237  Lupinus succulentus L. C. Wheeler 1936-4-12 4094 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  PASA1686  Lupinus truncatus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA414859  Lupinus truncatus Ducelia Cobb 1937-6-27 19730 Los Angeles Near LA, Canyons and moist areas Comment
  RSA654584  Lupinus truncatus Ron Martinolich 1991-4-7 8 Los Angeles Los Angeles, Griffith park, off of Griffith Pk. Dr.3 mi. west of Zoo Dr. at dirt parking area, south-east on fire road ca.25 mi., on north side, 10 ft. off road. Comment
  SEINET8057629  Lupinus truncatus G. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  RSA249744  Lycium andersonii Robert F. Thorne, C. W. Tilforth 1973-4-20 42985 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  UCD126597  Lycium andersonii R. Tofsrund 1949-4-25 s.n. Los Angeles near Palmdale. Comment
  UCR281990  Lycium cooperi R. G. Swinney 2014-4-17 16095 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCSB10437  Lycium cooperi Wedberg, H. 1957-4-20 Los Angeles Soledad Cam near Hwy 6; Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  UC557777  Lyonothamnus floribundus subsp. aspleniifolius Nell Murbarger May, 1936 194 Los Angeles San Clemente Island Comment
  RSA578199  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8182 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  SBBG78141  Lyonothamnus floribundus var. floribundus A. Conrad 1936-8-25 Los Angeles Santa Catalina Island Comment
  LA35954  Madia gracilis Peter H. Raven; Henry J. Thompson 1960-5-29 15447 Los Angeles 792 Comment
  RSA590594  Madia gracilis Timothy S. Ross, Walter Appleby 1993-5-20 7185 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA158336  Malacothamnus clementinus Peter H. Raven 1962-7-10 17977 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island. 244 Comment
  SBBG52886  Malacothamnus clementinus F. C. Boutin 1967-4-23 1654 Los Angeles Lemon Tank 304 Comment
  CAS-BOT-BC206225  Malacothamnus fasciculatus Frank W. Peirson 1918-10-26 114 Los Angeles Big Dalton Canyon, San Gabriel Mts. 762 Comment
  POM199710  Malacothamnus fasciculatus I. W. Clokey, Bonnie C. Templeton 1929-07 4595 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SFV2282  Malacothamnus fasciculatus K. A. Wilson 1961-7-13 1250 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  RSA597394  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-6-18 3498 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA608306  Malacothamnus fremontii Louis C. Wheeler 1946-8-29 6307 Los Angeles San Gabriel Mountains: Blue Ridge, near road junction, 1.5 miles SW Swarthout. 2241 Comment
  UCR271973  Malacothamnus fremontii R. G. Swinney 2011-5-31 14909 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  SBBG66063  Malacothrix californica R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR186946  Malacothrix californica A. C. Sanders 2006-4-10 31994 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
  RSA126775  Malacothrix californica G. T. Nordstrom 1935-4-6 443 Los Angeles 2 1/4 miles northeast of Mouth of Snowy Creek 976 Comment
  POM49238  Malacothrix glabrata A. D. E. Elmer 1902-06 3986 Los Angeles Lancaster. Comment
  SBBG18363  Malacothrix glabrata M. A. Piehl 1963-5-30 63504 Los Angeles St Hwy 138, ca. 1.5 mi W of SBD county line 1213 Comment
  CATA1524  Malacothrix saxatilis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2742 Los Angeles Santa Catalina Island: Bluff below U.S.C. Building at Fisherman's Cove 6 Comment
  CHSC114118  Malacothrix saxatilis var. tenuifolia Sandy Leaatherman; Pam De Vries 2011-4-27 2011 -6 Los Angeles Tansverse Ranges; Liebre Mountains region: On the cliff face adjacent to Mesa Drive Road, 200 meters southwest of Vasquez Canyon Road in Santa Clarita. UTM Zone 11S; 3815153.81N 368178.40E. 638 Comment
  OBI35604  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 35 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  RSA602455  Malacothrix saxatilis var. tenuifolia Scott D. White 1997-5-14 5141 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
  RSA741027  Malacothrix saxatilis var. tenuifolia Justin M. Wood, Brandy Wood 2009-1-2 279 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  CAS-BOT-BC347935  Malacothrix saxatilis var. tenuifolia L. E. Cox 1908-3-28 s.n. Los Angeles Catalina Island Comment
  POM2781  Malosma laurina D. L. Crawford 1915-7-1 s.n. Los Angeles Claremont. Comment
  RSA386404  Malosma laurina G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA579305  Malosma laurina T. S. Ross 1994-7-19 8173 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  RSA602465  Malosma laurina Scott D. White 1997-5-15 5152 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA0088143  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Sca- 778 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach. 36 Comment
  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
  SD53085  Malva assurgentiflora Peter H. Raven 1962-4-11 17303 Los Angeles San Clemente Island; northwest end of island, between Driggs and West Rock. 6 Comment
  UC1587715  Malva parviflora Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles above Nots Pier (on road near the top of the eastern escarpment, 1400 ft nnw of the 553 ft BM, San Clemente Island); San Clemente Island 138 Comment
  LA105351  Marah macrocarpa Barry A. Prigge; 1989-4-23 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  RSA670933  Marah macrocarpa Joseph M. Keefe 2001-1-19 30952 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  UC792396  Marah macrocarpa Ira L. Wiggins 1949-2-21 11955 Los Angeles Wilson's Cove San Clemente Island Comment
  LA200417  Marah macrocarpa Harlan Lewis; 1941-4-7 Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA233391  Marah macrocarpa R. F. Thorne 1966-4-15 s.n. Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  CHSC92952  Marah macrocarpa var. macrocarpa John Dittes 2006-1-2 1308 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  RSA441000  Marah macrocarpa var. macrocarpa F. R. Fosberg 1931-1-7 7112 Los Angeles Sierra Madre. 300 Comment
  RSA409825  Marrubium vulgare T. S. Clare 1929-3-18 s.n. Los Angeles Topanga Canyon. Comment
  SBBG12655  Marrubium vulgare E. R. Blakley 1962-10-5 5449 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR130508  Marsilea vestita subsp. vestita R. E. Riefner Jr. 2002-9-8 02- 226 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  POM68643  Meconella denticulata Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  UCR261320  Medicago polymorpha R. G. Swinney 2010-3-13 11882 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  SEINET11096141 Image available Medicago polymorpha George B. Grant 1904-5-14 760 Los Angeles at Playa de Rey Comment
  UC16113  Medicago sativa H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  CATA593  Melica imperfecta Mark L. Hoefs 1991-4-7 1038 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  SBBG105559  Melica imperfecta T. Ross, S. Boyd 1994-5-25 7936 Los Angeles Necktie Basin, W of Warm Springs Mtn summit 1060 Comment
  UC736845  Melica imperfecta Frank W. Gould 1944-4-1 2193 Los Angeles Playa del Rey Comment
  UC926596  Melica imperfecta Agnes Chase Apr 12 1910-Apr 15 1910 1125 Los Angeles Playa del Rey Comment
  UCR258703  Melica imperfecta R. G. Swinney 2010-3-22 12017 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR265519  Melica imperfecta Dan S. Cooper 2015-3-3 315- 15 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  RSA672301  Melilotus indicus Joseph M. Keefe 2001-1-19 30915 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
  LA200493  Melilotus indicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA409913  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA0053887  Mentzelia R. G. Swinney 2010-5-11 12643 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA440365A  Mentzelia albicaulis Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  UCR270498  Mentzelia albicaulis R. G. Swinney 2011-4-1 14290 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR280760  Mentzelia albicaulis R. G. Swinney 2014-4-30 16276 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
  UC167090  Mentzelia dispersa Geo. B. Grant Jun 15 1905-Jun 18 1906 Los Angeles San Gabriel Mts., Summit of Mt. Wilson 1828 Comment
  POM11578  Mentzelia dispersa P. A. Munz 1921-6-18 s.n. Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  POM2977  Mentzelia dispersa L. R. Abrams, E. A. McGregor 1908-7-3 622 Los Angeles North Mt. Baldy [Mt. Baden-Powell] 2744 Comment
  POM17790  Mentzelia laevicaulis P. A. Munz 1923-8-31 7679 Los Angeles Ridge south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  LA200642  Mentzelia micrantha A. M. Johnson; 1932-5-30 4106 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR126761  Mentzelia micrantha A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26127 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UC1293709  Mentzelia veatchiana P. C. Everett and E. K. Balls 1959-5-22 23801 Los Angeles 1/2 to 1 mi se Fairview; Antelope Valley, San Adreas Rift 853 Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA402623  Mesembryanthemum nodiflorum M. B. Dunkle 1939-5-28 8121 Los Angeles Common along old road on east coast of San Clemente Island. Comment
  UCR67655  Micropus californicus var. californicus L. C. Wheeler 1967-5-8 9304 Los Angeles San Gabriel Mtns, foothills NW of Saugus 396 Comment
  UC284971  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6739 a Los Angeles San Clemente Island Comment
  UCR11957  Microseris heterocarpa P. H. Raven 1960-4-8 15018 Los Angeles Western Transverse Range; Santa Monica Mtns., 1.2 mi west of Agoura along Ventura Blvd 213 Comment
  UCR125497  Microseris lindleyi A. C. Sanders, Mark Elvin 2003-4-14 25974 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR222813  Microseris lindleyi R. G. Swinney 2009-4-29 10584 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SD197929  Mimetanthe pilosa R. G. Swinney, Cody Clarke 2001-8-22 8086 Los Angeles 1.5 miles southsouthwest of Dawson Saddle, junction of South Fork Big Rock Creek and Highway 2. 2305 Comment
  RSA442629  Mimulus aurantiacus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -72 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  RSA550786  Mimulus aurantiacus David M. Thompson 1992-5-22 1075 Los Angeles N of Flintridge. 4.4 miles N of 210 Freeway along Highway 2 793 Comment
  RSA600409  Mimulus aurantiacus Steve Boyd, Lauren Raz 1997-4-30 9638 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA657218  Mimulus aurantiacus Erinn Wilson 1996-4-26 35 Los Angeles G-Canyon CPU Foundation. Comment
  RSA23582  Mimulus aurantiacus var. pubescens Carl B. Wolf, Percy C. Everett 1939-10-17 9540 Los Angeles Base of Santa Susana Pass. Comment
  RSA442634  Mimulus aurantiacus var. pubescens Tom Burch 1940-3-15 s.n. Los Angeles Santa Susana Pass, near Chatsworth. 610 Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UC314538  Mimulus aurantiacus var. pubescens Marcus E. Jones, A. M. 1926-3-16 Los Angeles w Pomona Comment
  UCR124626  Mimulus aurantiacus var. pubescens I. W. Clokey, B. C. Templeton 1929-1 4441 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR256615  Mimulus aurantiacus var. pubescens Anuja Parikh, Nathan Gale 2011-6-10 3437 Los Angeles Transverse Range; San Gabriel Mountains, south of Kentucky Springs Canyon, 0.8 km west of Angeles Forest Hwy, 1.8 km north of Aliso Canyon Road 1245 Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  RSA233625  Mimulus aurantiacus var. puniceus Robert F. Thorne 1970-3-5 39363 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Mar 25 2017
  LA51868  Mimulus brevipes Carl Epling; M. Epling 1925-5-2 sn Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  HSC79786  Mimulus brevipes Gary Adest 1971-4-17 34 Los Angeles N of Malibu, 1 mi. S of junction of Malibu Cyn. Rd. and Piuma Rd. in Santa Monica Mtns. 610 Comment
  RSA420980  Mimulus brevipes N. C. Cooper 1949-6-29 4363 Los Angeles San Gabriel Canyon. 457 Comment
  RSA660271  Mimulus brevipes Orlando Mistretta 1992-6-4 475 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  RSA420675  Mimulus cardinalis Louis C. Wheeler 1931-8-22 11 Los Angeles Puddingstone Lake. 259 Comment
  UC1595435  Mimulus cardinalis Tim Ross 1992-7-10 6675 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UCR190803  Mimulus cardinalis R. G. Swinney 1998-8-6 6689 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR276991  Mimulus cardinalis R. G. Swinney 2010-9-30 13918 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
  RSA435515  Mimulus floribundus Louis C. Wheeler 1933-9-3 2100 Los Angeles Barrett Canyon off San Antonio Canyon. 1311 Comment
  UCR190091  Mimulus floribundus R. G. Swinney 1998-7-30 6583 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  RSA447917  Mimulus floribundus Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  RSA21243  Mimulus fremontii Carl B. Wolf 1937-4-28 8514 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA571278  Mimulus fremontii Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8319 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  SEINET7072904  Mimulus fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  RSA632131  Mimulus fremontii var. fremontii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA589073  Mimulus guttatus Orlando Mistretta 1994-6-6 1324 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  UCR205716  Mimulus guttatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36935 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR209130  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  UC103805  Mimulus parishii Dr. A. Davidson Los Angeles Rock Creek Mohave Desert Comment
  RSA434686  Mimulus pilosus Anstruther Davidson 1901-08 1931 Los Angeles Rock Creek. Comment
  UCR139918  Mimulus pilosus Scott D. White 1997-5-14 5122 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  SEINET10570268  Mimulus puniceus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4780 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  RSA763140  Minuartia douglasii Justin M. Wood 2010-5-10 1564 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA610190  Minuartia douglasii L. C. Wheeler 1933-7-4 1908 Los Angeles San Dimas Canyon 640 Comment
  CAS-BOT-BC434633  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-5-9 3481 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above mexican houses. 152 Comment
  RSA187976  Mirabilis laevis var. crassifolia Robert F. Thorne 1966-4-4 35763 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA464646  Mirabilis laevis var. crassifolia Louis C. Wheeler 322 Los Angeles Foot of hills .5 miles E Palmer Canyon, San Gabriel Mountains. 610 Comment
  RSA464657  Mirabilis laevis var. crassifolia Tom Burch 1940-3-15 s.n. Los Angeles Santa Susana Pass, near Chatsworth. 610 Comment
  RSA464667  Mirabilis laevis var. crassifolia Jack Rempel 1932-4-24 15256 Los Angeles El Segundo. Comment
  UC1311641  Mirabilis laevis var. crassifolia Robert J. Rodin 1953-5-2 5817 Los Angeles just S of White's Cove, Catalina Island Comment
  UCR180369  Mirabilis multiflora Scott D. White, Pam Devries 2006-5-10 11422 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA757711  Monardella australis R. G. Swinney 2008-6-18 9071 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  UCR106889  Monardella australis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  CAS-BOT-BC215626  Monardella australis subsp. cinerea Wesley O. Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2834 Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  UCLA63055  Monardella cinerea Mrs. H. E. Wilder 1905-8-1 1928 Los Angeles near summit Mt. San Antonio Comment
  RSA680174  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UCR274954  Monolopia lanceolata Michael Honer, Rachel Woodard 2006-4-12 2181 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  UCR189277  Monoptilon bellidiforme R. G. Swinney 1998-5-16 6099 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR205945  Morus alba A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37073 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA725911  Muhlenbergia microsperma Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 431 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  SBBG131950  Muhlenbergia microsperma S. A. Junak 2000-5-18 SCa 1296 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  SBBG20738  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles base of cliffs on S slope, W of Pyramid Head, S of Lighthouse 38 Comment
  RSA607624  Muhlenbergia rigens L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Goldenrod Spring, Ebey Canyon. 594 Comment
  RSA750832  Muhlenbergia rigens R. G. Swinney 2005-8-9 8404 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA773296  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1746135  Muhlenbergia rigens Annetta M. Carter, Arthur Carter 1935-9-11 971 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA0085092  Muilla maritima R. G. Swinney 2010-4-1 12167 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SEINET238570 Image available Myriophyllum Scott D. White 1997-5-21 4 Los Angeles San Gabriel River Canyon; N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging stn. below Morris Dam. 244 Comment
  SBBG132075  Myriopteris newberryi S. A. Junak, B. Collins 1991-4-25 SCI 216 Los Angeles Middle Ranch Cyn, just downstream from cement dam Comment
  LA210913  Najas guadalupensis Arthur C. Gibson; 2008-9-7 5390 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  RSA681044  Nama demissa Scott D. White 2003-6-8 9505 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA728998  Nama demissa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1974 Los Angeles Fort Tejon Road. Comment
  POM296907  Nassella lepida Lyman Benson 1945-5-11 11682 Los Angeles Indian Hill, Claremont Comment
  RSA623762  Nassella lepida Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  SEINET192712  Nassella lepida Carl B. Wolf 10 Los Angeles Santa Catalina Island 100 yds east of summit of the equestrian trail back of Avalon. 305 Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  UC285003  Nassella lepida P. A. Munz 1923-4-8 6632 Los Angeles rocky slopes of e coast San Clemente Island Comment
  RSA725308  Nassella pulchra K. Dobry 1991-5-22 d- 651 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  POM273404  Nasturtium officinale George B. Grant 1901-5-10 s.n. Los Angeles Pasa Comment
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Jun 26 2014
  RSA550402  Nasturtium officinale Timothy S. Ross, Peter Fritsch 1990-6-20 3597 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA626044  Nasturtium officinale Scott D. White 1994-7-14 2251 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  RSA95619  Navarretia atractyloides Verne Grant 1955-6-2 20844 Los Angeles dry flats in Coastal Sage Scrub in Ranch Santa Ana Botanic (where native0, Claremont 366 Comment
  UCR148996  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Coastal Plains & Basins; Los Angeles Basin region., Los Angeles, north of Gardena, Rosecrans Ave. just west of its junction with Western Ave. Comment
  UCR155123  Navarretia setiloba A. C. Sanders 2005-5-5 29932 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  JEPS5402  Nemacladus pinnatifidus Frank W. Peirson 1918-6-12 219 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  SEINET10461064  Nemacladus ramosissimus Frank W. Peirson 1918-6-4 Peirson 220 Los Angeles Foothills east of Rubio Canyon, San Gabriel Mountains 610 Comment
  UC56876  Nemophila menziesii Ernest Braunton 1902-4-30 216 Los Angeles North Pomona Comment
  RSA421308  Nemophila menziesii M. Bisbee 1917-6-2 s.n. Los Angeles Exposition Park Comment
  RSA421320  Nemophila menziesii Alnert B. Ulrey s.n. Los Angeles Griffith Park Comment
  SBBG117922  Nemophila menziesii var. integrifolia G. B. Grant -Mar-1903 833 Los Angeles Pasadena Comment
  POM50196  Nemophila menziesii var. integrifolia L. R. Abrams 1901-4-3 1292 Los Angeles Santa Monica Mountains. Comment
  RSA0114946  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA547831  Nicotiana glauca Tim S. Ross, Peter Fritsch 1990-6-20 3638 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
  RSA654421  Nicotiana glauca Matt Brooks 1988-5-12 57 Los Angeles Whittier, Turnbull Canyon Rd. 0.4 miles east of its intersection with Beverly Blvd. Comment
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 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
  UC66682  Nicotiana glauca N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  UC26814  Nuttallanthus texanus J. H. Barber 1897-3-25 47 Los Angeles Santa Monica Experiment Station Comment
  POM355620  Oenothera elata subsp. hirsutissima Adele G. Axtman 1931-7-10 s.n. Los Angeles Arroyo Seco, South Pasadena Comment
  RSA0012074  Oenothera rosea Steve Boyd, Rick Riefner 2007-4-27 11734 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
  SD197842  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-21 36906 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of highway 19 (Rosemead Boulevard) along road to shooting area, south of highway 60 along SCE powerlines. 64 Comment
  SD230256  Oenothera rosea Louis C. Wheeler 1951-5-14 6801 Los Angeles Pasadena: Devils Gate Dam. Arroyo Seco. Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  RSA0127623  Opuntia basilaris var. brachyclada Richard G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on side of Big Pines Hwy at 2nd horseshoe curve, 0.7 miles ENE of Big Rock Creek Rd. 1244 Comment
  RSA602483  Opuntia basilaris var. brachyclada L. C. Wheeler 1972-4-18 s.n. Los Angeles San Gabriel Mountains: 1/4 mile upstream from Monte Cristo Campground, Mill Creek. Comment
  UCR280750  Opuntia basilaris var. brachyclada R. G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM321009  Opuntia ficus-indica Lyman Benson, L. Scheinvar 1975-2-16 LS- 1659 Los Angeles La Verne. Comment
  UCR261344  Opuntia littoralis R. G. Swinney 2010-4-1 12171 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash 331 Comment
  RSA439559  Opuntia oricola F. R. Fosberg 1931-5-22 7170 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  POM285265  Opuntia vaseyi Lyman Benson 1953-6-3 15134 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  SEINET13276687 Image available Orobanche fasciculata R. G. Swinney 2011-1 15249 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  CLARK-A1528-4776  Oryzopsis miliacea John C. Roos 1942-9-27 1734 Los Angeles Los Angeles Comment
  SBBG127191  Osmorhiza brachypoda A. Parikh, N. Gale 2011-7-7 3548 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1667 Comment
  UC106302  Osmorhiza brachypoda K. Brandegee May 1889 Los Angeles Pasadena Comment
  UC1605244  Osmorhiza brachypoda Tim Ross and Steve Boyd 1991-4-25 4613 Los Angeles lower Graveyard Canyon San Gabriel Mtns., Glendora 7.5' USGS Quadrangle ((which joins lower E Fk of the San Gabriel River at ca 1540 ft)) 512 Comment
  UCR147794  Osmorhiza chilensis Valerie Soza, Laura Moore 2000-6-14 1009 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  POM2735  Oxalis albicans subsp. californica D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR205558  Oxalis corniculata R. G. Swinney 2008-5-30 8883 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  POM353439  Oxalis corniculata Edwin Kline 1924-6-3 s.n. Los Angeles Los Angeles. Comment
  UCR281590  Oxalis pes-caprae R. G. Swinney 2014-6-5 16720 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA615462  Oxytheca caryophylloides Louis C. Wheeler 1965-5-19 8702 Los Angeles San Gabriel Mountains: Upper Big Tujunga, ca. 1 mile E of Alder Creek. Comment
  POM364368  Paspalum dilatatum Robert Gustafson 1980-9-16 1905 Los Angeles Ballona Wetlands, Area 1. Comment
  POM364358  Paspalum distichum Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  SEINET10881407  Passiflora biflora S. Krosnick 2009-3-19 Krosnick 567 Los Angeles In cultivation at RSABG greenhouses. Material originally obtained from John Vanderplank at the National Collection of Passiflora in England (NCP #1918) as P. brighamii. Comment
  UCR93943  Passiflora caerulea B. G. Pitzer, Paul Gomez 1996-4-28 2746 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  SEINET10919024  Passiflora citrina S. Krosnick 2008-1-7 Krosnick 431 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #102 in Honduras Comment
  UC1601729  Pectocarya ferocula H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  POM368748  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge, San Clemente Island Comment
  SBBG119038  Pedicularis densiflora S. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of FS Rd 5N14 Comment
  UCR9218  Pedicularis densiflora D. H. Wilken 1965-2-20 28 Los Angeles Western Transverse Range; Santa Monica Mtns., Upton Canyon, near Mulholland Hwy 488 Comment
  POM22836  Pellaea andromedifolia var. andromedifolia Mattie Reed 1892-4-11 s.n. Los Angeles Pomona Comment
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Oct 3 2010
  RSA535540  Pellaea andromedifolia var. andromedifolia T. S. Ross, Annette Ross 1991-9-7 5960 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 359 Comment
  RSA609281  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  SEINET4044540  Pellaea mucronata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA0098770  Penstemon centranthifolius R. G. Swinney 2011-7-8 15486 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA571545  Penstemon centranthifolius Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8310 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA599809  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-25 9301 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA670701  Penstemon centranthifolius Bonnie C. Templeton 1947-5-21 6280 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA774266  Penstemon centranthifolius R. G. Swinney 2009-6-8 11087 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET10295037  Penstemon centranthifolius Steve Boyd, Lauren Raz 1997-4-16 9510 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  UC565585  Penstemon centranthifolius H. L. Mason 1926-4-27 3032 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek Comment
  NY601171  Penstemon grinnellii O. Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West side tributary drainage northeast of Pacifico Mountain 1615.4 Comment
  UCR43303  Penstemon grinnellii subsp. grinnellii David Charlton 1986-6-15 223 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UC27460  Penstemon heterophyllus J. H. Barber 1897-6-26 195 Los Angeles Aliso Canyon Comment
  HSC79116  Penstemon heterophyllus subsp. australis James Henrickson 1973-6-23 10923 Los Angeles Santa Monica Mtns., Topanga Canyon, 0.75 mi. N of Topanga P.O. along old Topanga Canyon Rd. 244 Comment
  RSA618661  Penstemon heterophyllus var. heterophyllus LeRoy Gross 1998-9-27 65 Los Angeles Liebre Mtns. Fish canyon. Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 884 Comment
  CAS-BOT-BC239137  Penstemon incertus S. B. Parish 1914-5-28 9270 Los Angeles Mojave, Mojave Desert Comment
  UC1871301  Penstemon labrosus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  SFV20412  Penstemon laetus P. Wilson 2005-3-23 4217 Los Angeles San Gabriel Mountains Millard Canyon, Chaney Trail. 640 Comment
  UCR204841  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA424043  Penstemon rostriflorus C. R. Parks 1965-8-8 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: State Highway 2, at Whitehorn Picnic Area, ca. 1 mile east of Dawson Saddle 2287 Comment
  HSC12391  Penstemon spectabilis Wendell Wood 1970-6-20 17 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  JEPS7417  Penstemon spectabilis var. subviscosus Ira W. Clokey, B. Templeton 1929-3-26 4475 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 300 Comment
  LA51898  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 28 Los Angeles SANTA MONICA MOUNTAINS, Cold Canyon Rd 3.1 mi NE of Las Virgines Rd. 304 Comment
  RSA0060343  Pentagramma triangularis T. S. Ross, J. Mark Porter 1995-5-4 8526 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SD112411  Pentagramma triangularis Darley F. Howe 1915-3-1 29 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  UC62737  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1 530 Los Angeles Old Wilson Trail Comment
  SBBG13266  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62322 a Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  CAS-BOT-BC73731  Peritoma arborea var. globosa Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley, between Lancaster and Highway 99 Comment
  SBBG17981  Perityle emoryi E. R. Blakley 1963-4-7 5512 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  SBBG96681  Perityle emoryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4268 Los Angeles lower half of China Cyn Comment
  UC1348960  Perityle emoryi Robert F. Thorne 1966-4-4 35754 Los Angeles se of Ballast Point (se of Catalina Harbor, Isthmus); Santa Catalina Island 91 Comment
  RSA608751  Persea americana L. C. Wheeler 1963-9-27 8399 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  UCD117315  Petalonyx thurberi M. Vincent 1962-10-4 299 Los Angeles Pallett Creek Road, 1 mile S of Valyermo Road. Comment
  UC108425  Petalonyx thurberi subsp. thurberi Brandegee Sept. 1888 Los Angeles Ravina Comment
  UCR227622  Petunia parviflora D. E. Bramlet, P. Richards 2010-8-2 4731 Los Angeles Chino-Puente Hills, San Jose Creek, 165 m east of the San Gabriel River, 95 m east of the 605 Fwy and 204 m south of Pellissier Place 67 Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  UCR189847  Phacelia R. G. Swinney 1998-7-21 6471 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA387229  Phacelia brachyloba T. Reeves 1975-5-18 R 2671 Los Angeles 2.7 mi NE of La Canada on Hwy 2. Comment
  UCR216378  Phacelia cicutaria Dan S. Cooper 2010-5-10 510- 52 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Mt. Hollywood Dr., near Royce Canyon, Griffith Park 284 Comment
  CATA740  Phacelia cicutaria var. hispida Mark L. Hoefs 1991-5-22 1265 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  POM293600  Phacelia cicutaria var. hispida Lyman Benson 1945-6-5 11770 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  POM6433  Phacelia cicutaria var. hispida P. A. Munz, L. T. Street, Williams 1919-4-5 2432 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA0107226  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 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
  RSA618682  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-18 9632 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UC1181203  Phacelia cicutaria var. hispida P. C. Everett and E. K. Balls 1959-6-2 23824 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  CAS-BOT-BC134018  Phacelia ciliata Blanche Trask 1897-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA628712  Phacelia davidsonii R. S. Woglum 1942-5-20 3328 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA680214  Phacelia davidsonii Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1676 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA729566  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  SDSU21029  Phacelia davidsonii Ian Cain, Ryan Gilmore 2010-6-3 1492 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  RSA11034  Phacelia distans Carl B. Wolf 1928-3-29 1594 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  SD186244  Phacelia distans A. C. Sanders 2003-3-14 25753 Los Angeles Abandoned gravel pit on bundary between Irwindale and Azusa, east of Irwindale Ave. 519 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  SFV20824  Phacelia distans L. Gross, N. Fraga 2002-4-4 515 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  UCR165244  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR193606  Phacelia distans R. G. Swinney 1999-6-28 7452 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 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
  LA205634  Phacelia douglasii F. R. Fosberg; 1932-3-28 8064 Los Angeles El Segundo 4 Comment
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UCR277225  Phacelia fremontii R. G. Swinney 2011-4-19 14401 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  VVC272  Phacelia fremontii P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  RSA421511  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  RSA350918  Phacelia humilis var. lobata Anstruther Davidson, Hasse 1906-6-7 1491 Los Angeles Big Rock Creek at Lowell Mines 2134 Comment
  RSA642044  Phacelia imbricata subsp. patula Orlando Mistretta 1993-6-28 912 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  JEPS4089  Phacelia longipes Rimo Bacigalupi with L. R. Heckard, and G. T. Robbins 1953-6-14 4192 Los Angeles upper slopes of the south fork of Rock Creek Canyon Angeles National Forest, San Gabriel Mts. (n slopes of mts.) 1432 Comment
  RSA507997  Phacelia longipes Steve Boyd 1988-4-28 2252 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA0076147  Phacelia longipes LeRoy Gross 1999-6-5 161 Los Angeles San Gabriel Mountains. Along Rattlesnake trail, just above (east) of the Burkhart Trail along upper Little Rock Creek. 1707 Comment
  SD53031  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles Santa Catalina Island, about 1 mile west of Cherry Canyon along coastal bluffs Comment
  UCR280571  Phacelia minor R. G. Swinney 2014-5-13 16487 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA428078  Phacelia minor L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SD253475  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colbay (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 Orchard (Chilao Flat 67.5'Q) 911 Comment
  SEINET3100967 Image available Phacelia ramosissima G. Rink 2011-6-2 10584 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  CAS-BOT-BC154384  Phacelia ramosissima var. latifolia W. R. Dudley; F. H. Lamb 1896-6-8 4377 Los Angeles King's Canyon, Liebre Mountains Comment
  RSA426115  Phacelia stellaris Unspecified 1904-5-14 6228 Los Angeles Playa del Rey. Comment
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Jul 3 2013
  SBBG15752  Phacelia tanacetifolia W. G. Webb 1935-4-1 Los Angeles near Palmdale Comment
  UCR187119  Phacelia tanacetifolia A. C. Sanders 2006-4-10 31985 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
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SD38339  Phacelia viscida Edith Purer 1935-5-11 6581 Los Angeles Near Seminole Hot Springs, Hillside Comment
  RSA188291  Phalaris aquatica R. F. Thorne 1966-6-1 36500 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  POM356910  Phalaris canariensis F. R. Fosberg 1931-4-3 S 4474 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  LA9196  Phalaris lemmonii LeRoy Abrams; 1903-4-9 3234 Los Angeles Inglewood Comment
  POM356903  Phalaris lemmonii Anstruther Davidson 1890-04 s.n. Los Angeles Sunnyside Comment
  RSA763412  Phalaris minor Scott D. White, Justin M. Wood 2009-5-6 12675 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA0044609  Phlox gracilis A. C. Sanders 2007-4-19 33422 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  SEINET10643568  Phoenix dactylifera Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2618 Los Angeles City of Pasadena. Von's Supermarket, 2355 E. Colorado Blvd. Comment
  LA38521  Pholistoma auritum var. auritum Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles Santa Monica Mountains, Las Flores Canyon Comment
  SFV13272  Pholistoma membranaceum M. J. Thor 1983-4-16 173 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  SBBG118691  Pholistoma racemosum O. Mistretta 1992-4-4 130 Los Angeles San Clemente Island, Stabilized dune Comment
  SBBG12280  Pholistoma racemosum P. H. Raven 1962-4-10 17216 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  UC1211041  Pholistoma racemosum Huron H. Smith 1912-5-29 5023 Los Angeles Santa Catalina Isl. 396 Comment
  CAS-BOT-BC134958  Phoradendron bolleanum James R. Shevock 1976-4-24 5016 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  POM50863  Phoradendron densum A. D. E. Elmer 1902-06 3607 Los Angeles Acton. Mt. Gleason. 829 Comment
  UCSB17775  Phoradendron leucarpum subsp. tomentosum Gerhart, Janet 1963-4-13 Los Angeles West Fork Ranger Station, 6 mi. east of Junction of U.S. Highway 2 and Mt. Wilson Road at Red Box Ranger Station, San Gabrial mountains 944 Comment
  POM2146  Phoradendron libocedri I. M. Johnston 1917-8-23 1718 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1433 Comment
  RSA575202  Phoradendron macrophyllum Vanessa Ashworth 1994-11-3 76 Los Angeles Claremont. On left side of approach road to RSABG; tree located on north side of volleyball field of Theology Institute. Comment
  RSA703178  Phoradendron pauciflorum Scott D. White 2004-8-11 10715 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC141305  Phoradendron serotinum subsp. tomentosum Del Wiens 1953-10-1 847 Los Angeles On US Hwy. 99, on the Ridge Route, near El Rancho 76 1066 Comment
  RSA603194  Phoradendron villosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  CATA564  Phyllospadix torreyi Mark L. Hoefs, Robert F. Thorne 1975-8-7 828 Los Angeles Santa Catalina Island: Little Harbor -3 Comment
  RSA682940  Phyllospadix torreyi R. Setzer 1977-10-14 9971 Los Angeles Lunada Bay. Lower mid-intertidal. Comment
  LA201731  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  RSA596263  Picris echioides R. G. Swinney 1989-6-10 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park, Big Dalton Debris Basin 366 Comment
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Apr 2 2010
  RSA0049407  Pinus excelsa Lyman Benson 1944-12-12 11576 Los Angeles Claremont. Comment
  RSA628590  Pinus flexilis L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  RSA0078386  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA595108  Pinus monophylla Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8586 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UC1134053  Pinus monophylla H. A. Jensen 1933-6-1 321 Los Angeles Rock Creek Angeles National Forest, Rock Creek Quad., Rock Creek 1371 Comment
  UCR186567  Pinus sabiniana A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32220 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA585251  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  UCR252786  Piptatherum miliaceum R. G. Swinney 2010-5-29 13415 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UC1870227  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 286 Comment
  SBBG63998  Plagiobothrys M. N. Ackley -Apr-1929 64 Los Angeles La Crescenta 457 Comment
  OBI70950  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9251 Los Angeles Liebre MTs Region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd. T8N R18W NE1/4 SE1/4 SW 1/4 sec 28 951 Comment
  RSA592814  Plagiobothrys arizonicus Steve Boyd 1996-4-25 8668 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
  RSA702952  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UCR270856  Plagiobothrys collinus R. G. Swinney 2011-5-24 14796 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
  RSA159343  Plagiobothrys collinus var. gracilis P. H. Raven 1962-4-10 17203 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  SD90554  Plagiobothrys collinus var. gracilis Robert F. Thorne 1973-4-11 42783 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  POM73145  Plagiobothrys nothofulvus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCR177138  Plagiobothrys nothofulvus Steve Boyd 1996-4-25 8668 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. 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 1000 Comment
  RSA777710  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA164808  Plagiobothrys tenellus Wesley O. Griesel 1958-5-17 s.n. Los Angeles Charleton Flat 1524 Comment
  SBBG131646  Plantago coronopus S. A. Junak 1999-5-8 SCa 909 Los Angeles N side of Fern Cyn, Cottonwood Cyn drainage, along abandoned rd 121 Comment
  UC729796  Plantago coronopus Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  RSA401980B  Plantago erecta Louis C. Wheeler 1934-3-24 2478 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  SBBG105489  Plantago erecta F. R. Fosberg 1931-3-27 4399 Los Angeles Hamilton Cyn, near Avalon 80 Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  RSA412566  Plantago major E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale Comment
  OBI8163  Platanus racemosa Lewis Meltz 1977-4-9 LM 32 Los Angeles Eaton Cyn, 3.0 km E of Eaton Cyn bridge Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  CAS-BOT-BC91657  Platystemon californicus L. R. Abrams 1927-4-30 11702 Los Angeles Head of Antelope Valley. Comment
  UCR222659  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 118 Los Angeles South Coast, city of Malibu, vicinity of La Piedra State Beach 7 Comment
  RSA484170  Poa Freda Detmers 1931-5-17 s.n. Los Angeles Along Highland Avenue Comment
  RSA92371  Poa annua F. W. Peirson 1922-7-6 4201 Los Angeles Big Pines Camp 2088 Comment
  UCR223571  Poa pratensis R. G. Swinney 2009-6-3 11031 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC236211  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Oso Canyon, 0.5 mile W of Coe Field Fence 1036 Comment
  SBBG12190  Poa secunda subsp. secunda P. H. Raven 1962-4-10 17209 Los Angeles summit of Thirst 579 Comment
  UC1971500  Poa secunda subsp. secunda Louis C. Wheeler 1973-4-21 s.n. Los Angeles FOOTHILLS OF SAN GABRIEL MOUNTAINS: 2 miles northeast Vincent. Comment
  VVC3238  Poa secunda subsp. secunda Tim Thomas 1977-5-5 97 Los Angeles Transverse Range, Santa Monica Mountains, Stunt Ranch 381 Comment
  RSA21201  Poa secunda var. secunda P. A. Munz 1923-5-26 6867 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  RSA230236  Poa trivialis R. F. Thorne 1969-7-2 38347 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  CAS-BOT-BC254380  Poaceae A. D. E. Elmer 1902-6-1 4165 Los Angeles Lancaster Comment
  HSC93784  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  UCR48975  Polygonum aviculare A. C. Sanders 1987-9-18 7354 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA279066  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-4-9 41532 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
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  LA4302  Polypodium californicum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA60292  Polypodium californicum G. R. Campbell 1948-5-13 589 Los Angeles just below fire station, San Dimas canyon. San Gabriel Mts 609 Comment
  RSA616135  Polypodium californicum L. C. Wheeler 1967-5-18 9629 Los Angeles Placerita Canyon 518 Comment
  SBBG128177  Polypodium californicum M. L. Hoefs, R. Given 1992-5-16 1789 Los Angeles Wild Boar Gully 152 Comment
  UCR216753  Polypodium californicum R. G. Swinney 2009-2-20 10004 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCSB62458  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills, Pomona Comment
  UCSB62358  Polypodium californicum Kiefer, Lawrence 1967-2-4 Los Angeles San Gabriel Mtns., N of La Canada, Big Tujunga Canyon, E of Big Tujunga Reservoir, along US Forest Service Road 3W27, ca. 1mi Comment
  CATA113  Polypogon interruptus Peter Henrikson 1987-5-8 84 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  CATA1173  Polypogon interruptus Mark L. Hoefs 1995-5-30 2168 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA600146  Polypogon maritimus Steve Boyd, Lauren Raz 1997-5-6 9737 B Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CATA114  Polypogon monspeliensis Peter Henrikson 1987-5-8 85 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  RSA151230  Polypogon monspeliensis P. H. Raven 1962-4-9 17127 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SEINET3282794 Image available Polypogon monspeliensis R. G. Swinney 2008-7-12 9168 Los Angeles San Gabriel Mtns.; San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon. 573 Comment
  UC121875  Polypogon monspeliensis T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  UC1063680  Polystichum imbricans subsp. curtum Jerome S. Horton 1936-5-26 345 Los Angeles trail n of Brown's Flat; San Dimas Experimental Forest, Cucamonga Quadrangle Comment
  LA200829  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  UCR259615  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA191640  Potamogeton crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  SBBG72533  Potentilla biennis R. Hoffmann 1927-6-12 Los Angeles near Chandler's Comment
  UCR179261  Potentilla glandulosa R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  RSA123185  Prunus fasciculata var. fasciculata H. S. Yates 1936-4-6 5404 Los Angeles Near Valgerma [Valyermo?]. 1372 Comment
  RSA613728  Prunus fasciculata var. fasciculata Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  CAS-BOT-BC154927  Prunus ilicifolia Henry J. Thompson 1959-3-27 1892 Los Angeles Santa Monica Mountains. 1.5 miles east of peak, Saddle Peak 731 Comment
  RSA0098823  Prunus ilicifolia R. G. Swinney 2011-4-28 14540 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  SEINET11907942  Prunus ilicifolia D. P. Reagan 1974-1 26 Los Angeles Pyramid Lake, 1mi N of Castaic on Interstate 5 Comment
  RSA653683  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 873 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
  UCSB68643  Prunus ilicifolia subsp. ilicifolia Gross, LeRoy 2003-3-9 Los Angeles San Rafael hills, (Verdugo Mtns Flora): SW side. A W-E trending ridge SW of Flint Peak. Entered at W end, at Mount Carmel Dr, E of the (2) Glendale freeway, between Chevy Chase Dr (Sycamore Canyon) to the N, and Glenoak Blvd. (Scholl Canyon) to the S.s 354 Comment
  CAS-BOT-BC154568  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-6 386 Los Angeles Vicinity of Mosquito Harbor. San Clemente Island Comment
  RSA151249  Prunus lyonii Peter H. Raven 1962-7-10 17972 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  RSA454157  Prunus lyonii M. B. Dunkle 1939-4-3 7243 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CAS-BOT-BC356372  Pseudognaphalium beneolens I. M. Johnston 1918-9-1 2142 Los Angeles San Antonio Mountains. Brown's Flats 1310 Comment
  HSC101292  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  RSA712717  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  CAS-BOT-BC356567  Pseudognaphalium biolettii N. Dunn; J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around lake. Santa Monica Mts. Comment
  LA91511  Pseudognaphalium californicum Bruce Douglas Clayton; Greg Clayton 1972-5-11 111 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  SBBG31134  Pseudognaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  UCR270866  Pseudognaphalium californicum R. G. Swinney 2010-4-15 12251 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UC1601340  Pseudognaphalium canescens A. J. Perkins 1915-10-31 Los Angeles Clear Creek Trail Sierra Madre Mts. Comment
  SBBG106254  Pseudognaphalium microcephalum S. A. Junak 1981-7-31 SCl 41 Los Angeles NW end of island, in central portion of dunes 45 Comment
  UC32039  Pseudognaphalium ramosissimum H. P. Chandler 1897-1-25 Los Angeles Leslie Canyon San Antonio Mts., Leslie Canyon 548 Comment
  UC62957  Pseudognaphalium stramineum G. R. Hall 1904-9-1 Los Angeles Swartout Canon San Antonio Mts., Swartout Canon 2133 Comment
  RSA384624  Pseudotsuga macrocarpa Geo L. Moxley, Grinnell 1916-6-16 499 Los Angeles Santa Susana Mountains. Comment
  RSA585760  Pseudotsuga macrocarpa Orlando Mistretta 1995-7-11 1873 A Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC1348839  Pseudotsuga macrocarpa J. Horton 1938-9-21 8384 A Los Angeles n slope ravine; Glendora Comment
  UCD135323  Psilocarphus tenellus M. Vincent 1965-5-27 658 Los Angeles Santa Monica Mountains. Mulholland Highway. 2 miles west of Las Virgines Road. Comment
  RSA674320  Pteridium aquilinum var. pubescens LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 722 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 613 Comment
  POM312740  Pteridium aquilinum var. pubescens D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. 396 Comment
  RSA276630  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, ca. 1/8 mi above the falls. 579 Comment
  SBBG98416  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5276 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UCR219478  Pterostegia drymarioides R. G. Swinney 2009-3-19 10146 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  UCR256590  Purshia stansburyana Anuja Parikh, Nathan Gale 2011-6-3 3410 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 4.0 km west of State Hwy 14, 2.4 km SW of California Aqueduct 1174 Comment
  CAS-BOT-BC158664  Purshia tridentata var. glandulosa Timothy S. Ross; Steve Boyd 1990-5-29 2683 Los Angeles SE edge of Balyermo, along NE side of Valyermo Rd. from ca 3730-3750, then S of the road - San Gabriel Mountains 1149 Comment
  UC12830  Purshia tridentata var. glandulosa Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  RSA2104  Pycnanthemum californicum Ernest Braunton 1928-09 1022 Los Angeles San Gabriel Canyon. 20 miles up canyon. 610 Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  SFV21149  Quercus agrifolia J. M. Keefe 2001-1-19 30945 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  RSA476836  Quercus agrifolia var. agrifolia George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  HSC8117  Quercus berberidifolia C. E. Fellows 1965-12-20 188 Los Angeles City of Tarzana 2 mi S of Ventura blvd. on Roseda Blvd. across from Deauville Country Club Comment
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Oct 13 2014
  UCSB34839  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  UCSB34840  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC62366  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  UCR209653  Quercus chrysolepis R. G. Swinney 2008-7-2 9111 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 [at Reed Spring] 1878 Comment
  SEINET13953273 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1958-1 13760 Los Angeles near the east peak, Saddle Peak; Santa Monica Mountains Comment
  SEINET12034339  Quercus dumosa C. G. Pringle 1882-1 s.n. Los Angeles Comment
  JEPS37777  Quercus durata var. gabrielensis Frank W. Peirson 1919-5-14 376 Los Angeles e trail Mt. Lowe San Gabriel Mountains, Mt. Lowe Comment
  RSA653529  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  UCR272315  Quercus durata var. gabrielensis Mitch Provance 2016-3-1 316- 23 Los Angeles San Gabriel Mountains, Altadena, lower slopes just NE of Canon Blvd. and Devonwood Rd. 570 Comment
  UCR276602  Quercus durata var. gabrielensis Mitch Provance 2016-8-11 816- 04 Los Angeles San Gabriel Mountains, La Verne, along the dirt access road bordering the east edge of Marshall Canyon Regional Park, which connects Stephens Ranch Road with Cobal Mountain Parkway 598 Comment
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Jul 20 2021
  RSA290527  Quercus engelmannii Lyman Benson 1948-11-9 13548 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  SBBG89125  Quercus engelmannii L. Benson 1949-10-20 14276 Los Angeles Cyn Drive, just W of the mouth of Monrovia Cyn 548 Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
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Jul 10 2010
  UCR137344  Quercus engelmannii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  UCR95506  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9007 Los Angeles Liebre Mtns. region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, c. 0.2 mi. NW of the junction with 6N07. 1402 Comment
  RSA0073277  Quercus kelloggii Bonnie C. Templeton 1932-5-31 4843 Los Angeles Between Big Pines Camp and Jackson Lake, Angeles Natl. Forest. Comment
  LA46633  Quercus pacifica J. A. Ewan; 1932-10-22 10807 Los Angeles Santa Catalina Island, above Avalon Comment
  POM243781  Quercus pacifica F. R. Fosberg 1931-5-6 S 4824 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  RSA618297  Quercus tomentella M. A. Piehl, Eisler 1962-6-10 62407 Los Angeles San Clemente Island: canyon E. of Thirst. 244 Comment
  RSA773788  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCSB16939  Rafinesquia californica Scoyoc, Dave 1963-5-18 Los Angeles Seaside Avenue, 0.8 miles east of intersection of Seaside Avenue and Terminal Way, Terminal Island, San Pedro Comment
  CAS-BOT-BC379002  Ranunculus aquatilis var. diffusus Willis L. Jepson 1896-3-11 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC379004  Ranunculus aquatilis var. diffusus John Thomas Howell 1930-5-12 4893 Los Angeles 5.5 mi north of Lancaster, Mojave Desert Comment
  SEINET8696648  Ranunculus californicus G. B. Grant 1902-1 1109 Los Angeles Lincoln Park. Comment
  LA32189  Ranunculus hebecarpus Henry J. Thompson; 1959-4-19 1954 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA764061  Rhamnus californica R. G. Swinney 2008-8-13 9400 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UCR193536  Rhamnus californica R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  RSA597050  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake 1677 Comment
  CAS-BOT-BC59940  Rhamnus crocea P. C. Everett 1935-6-25 7245 Los Angeles San fernando Valley. Foothill Blvd., 7/10 mi. w. of Van Nuys Blvd. 274 Comment
  RSA13149  Rhamnus crocea Percy C. Everett 1935-6-25 7245 Los Angeles San Fernando Valley, Foothill Blvd. 0.7 mi. West of Van Nuys Blvd. 274 Comment
  UCR205883  Rhamnus crocea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37082 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  CAS-BOT-BC55978  Rhamnus ilicifolia Herman Knoche 1919-6-25 Series A, No. 886 Los Angeles Catalina Island, Avalon Comment
  RSA391044  Rhamnus ilicifolia John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  RSA750106  Rhamnus ilicifolia R. G. Swinney 2008-5-5 8768 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  SEINET3259906 Image available Rhamnus ilicifolia R. G. Swinney 2008-3-31 8581 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC1587557  Rhamnus ilicifolia Tim Ross 1991-9-2 5921 Los Angeles near Mulholland Highway and Yerba Buena Road; Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5 ' Quad. 472 Comment
  UC18550  Rhamnus ilicifolia J. Burtt Davy May 9 1896-May 24 1896 2604 Los Angeles near Eell's; Antelope Valley, Leonis Valley Comment
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Aug 5 2014
  CAS-BOT-BC59797  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC170465  Rhus integrifolia Lyon 1885-10-1 s.n. Los Angeles Sta Catalina Island Comment
  CATA936  Rhus integrifolia Mark L. Hoefs, Robert Given 1992-4-16 1796 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  RSA271439  Rhus integrifolia C. W. Tilforth, J. Dourley, Walter Wisura 1978-6-8 1592 Los Angeles At base of bluffs, Point Dume State Beach, Point Dume. Comment
  RSA535539  Rhus integrifolia T. S. Ross, Annette Ross 1991-9-7 5959 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 359 Comment
  SD39758  Rhus integrifolia Edith A. Purer 1931-9-1 2349 Los Angeles El Segundo Comment
  SBBG71075  Rhus integrifolia M. N. Ackley -Apr-1928 4 Los Angeles [label without specific locality] [putative hybrid w/ R. ovata] 274 Comment
  RSA386383  Rhus ovata B. C. Templeton 1931-11-9 s.n. Los Angeles Millards Canyon Comment
  UCR172778  Rhus ovata Wayne Law, Jun Hu 2000-4-30 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  CAS-BOT-BC92280  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Comment
  RSA222221  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles Arroyo Seco. 457 Comment
  UC421651  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles Santa Anita Canyon San Gabriel Mts. Comment
  SBBG14055  Ribes californicum E. R. Blakley 1957-1-13 2050 Los Angeles Pine Cyn N of Altadena 792 Comment
  SDSU5938  Ribes californicum var. hesperium J. Godsil 1952-4-1 147 Los Angeles Angeles National Forest, near Coldstream Guard Station; Azusa Canyon. 1036 Comment
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Aug 5 2014
  RSA476177  Ribes indecorum Albert J. Perkins 1917-2-25 s.n. Los Angeles Arroyo Seco- near upper end Comment
  SEINET6070601  Ribes indecorum Unknown 1946-12-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0021112  Ribes lasianthum Orlando Mistretta, R. T. Hawke 1995-6-29 1860 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  CAS-BOT-BC173415  Ribes malvaceum Louis C. Wheeler 1932-3-19 524 Los Angeles Head of Sepulveda Canyon, Santa Monica Mts. 426 Comment
  UC1127276  Ribes malvaceum P. L. Johannsen 1934-1-27 248 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  RSA0003757  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA450229  Ribes malvaceum var. viridifolium J. C. Roos 1966-2-11 s.n. Los Angeles Claremont. Comment
  UCR227725  Ribes malvaceum var. viridifolium Wesley O. Griesel 1986-11-21 s.n. Los Angeles Transverse Range, Verdugo Hills, upper La Tuna Canyon, from La Tuna Canyon Road at junction with Hwy I-210 518 Comment
  POM97485  Ribes malvaceum var. viridifolium P. A. Munz 1925-3-18 8921 Los Angeles Newhall Grade. Comment
  CAS-BOT-BC219297  Ribes nevadense Geo. B. Grant 1904-7-23 6377 Los Angeles San Gorgonio Mountain Comment
  RSA229733  Ribes nevadense R. F. Thorne 1971-6-26 40588 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  POM50184  Ribes roezlii A. D. E. Elmer 1902-06 3604 Los Angeles Acton, Mt. Gleason. Comment
  UCSB2686  Ribes speciosum Wilson, Richard 1958-3-1 Los Angeles Santa Monica Mountains; On Entrada Lane; 2 miles NS of its junction with Topanga Canyon Rd 304 Comment
  SD69667  Ribes viburnifolium Robert F. Thorne 1966-4-30 36333 Los Angeles Santa Catalina Island; on slopes of west fork of Gallagher's Canyon. 305 Comment
  UCR13487  Ribes viburnifolium O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  PASA705  Ricinus communis Annetta Carter 1929-1-2 Los Angeles Near mouth of Big Santa Ana Comment
  RSA612179  Ricinus communis D. Zygielbaum 1997-4-10 12 Los Angeles Claremont. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA533438  Robinia pseudoacacia Tim S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  SEINET10536524  Romneya Walter H. Lewis Lewis 15647 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  LA52071  Rosa californica Carl Epling; May 1927 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA209537  Rosa californica C. W. Tilforth 1969-6-8 202 Los Angeles East of Colima Ave. between Whittier and West Covina in Puente Hills. Comment
  SBBG128444  Rosa californica M. L. Hoefs 1995-5-23 2143 Los Angeles upper Middle Cyn 225 Comment
  CAS-BOT-BC146962  Rosa woodsii var. gratissima C. B. Wolf 1931-10-23 2494 Los Angeles 100 ft. west of Wrightwood Lodge, [Swartout] Swarthout Valley, San Gabriel Mts. 1828 Comment
  CDA15359  Rosmarinus officinalis A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Near summit of Mt. Wilson. Comment
  CAS-BOT-BC158820  Rubus ursinus Timothy S. Ross 1992-5-24 6407 Los Angeles Lower Brown's Gulch, just W of the San Gabriel Dam, San Gabriel Mountains 463 Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA177861  Rubus ursinus Robert F. Thorne, Percy C. Everett 1965-5-12 34630 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  RSA562580  Rubus ursinus Steve D. Boyd, W. Appleby 1993-4-22 7990 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA600783  Rubus ursinus Louis C. Wheeler 1949-5-19 6704 Los Angeles Potrero Heights. Comment
  RSA86830  Rubus ursinus Joseph A. Ewan 1931-5-17 4224 Los Angeles Spanish Canyon near Monrovia. Comment
  UCD101103  Rumex conglomeratus Daryl Koutnik 1978-6-24 559 Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 335 Comment
  RSA710509  Rumex crispus Valerie L. Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  UCR259254  Rumex crispus R. G. Swinney 2010-6-4 12997 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
  LA201522  Ruppia cirrhosa Arthur C. Gibson; 2003-8-25 4885 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  RSA628615  Ruta chalepensis Louis C. Wheeler 1954-5-30 7058 Los Angeles San Gabriel Mountains: Eaton Wash about east of [fork of mansion?]. . Comment
  RSA729723  Salazaria mexicana R. G. Swinney 1999-6-18 7322 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA648298  Salazaria mexicana Mark Hotchkiss 1977-5-20 s.n. Los Angeles San Gabriel Mtns. Batchelder Ranch. 1311 Comment
  RSA478888  Salicornia virginica Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey. Comment
  SEINET10539335  Salix argophylla David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Inlet 5 or more miles above palos verdes (unspecified state or county). Comment
  CAS-BOT-BC103162  Salix bonplandiana A. Nesta Dunn; Joseph Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mts. 1143 Comment
  CAS-BOT-BC103164  Salix bonplandiana Le Roy Abrams 1903-4-14 3253 Los Angeles Los Angeles river, near Rivera Comment
  CAS-BOT-BC103178  Salix bonplandiana S. Parnay Mar. 3 Los Angeles unspecified Comment
  POM295227  Salix exigua Lyman D. Benson 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  LA208650  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7632 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  SD986  Salix exigua var. hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains, dry ravine near top of grade on highway Comment
  RSA754087  Salix gooddingii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1844 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  VVC2189  Salix gooddingii Tim Thomas 1986-6-24 938 Los Angeles Transverse Ranges, Simi Hills, Cheseboro Cyn, lower drainage. 305 Comment
  RSA0038338  Salix hindsiana var. leucodendroides F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  RSA621265  Salix laevigata Louis C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 450 Comment
  SEINET3158568  Salix laevigata G. B. Grant 1153 Los Angeles Pasadena Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  SBBG118724  Salix lasiolepis L. C. Wheeler 1954-8-31 7061 Los Angeles Cooper Crk, near confluence with Little Rock Crk, Buckhorn Comment
  UC492361  Salix lasiolepis F. R. Fosberg 1931-1-26 7178 Los Angeles at foot of Cahuenga Pass grade (Los Angeles R.); Los Angeles R. 180 Comment
  UC5056  Salix lasiolepis W. H. Brewer 1860-12-23 87 Los Angeles Los Angeles Sierra Santa Monica Comment
  UC506420  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes (back of dike); Ballona Creek at Ballona Marshes Comment
  UC506461  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hektometers e Radford Drive (Area 1, Tree 15); San Fernando Valley, Los Angeles River Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  SD80110  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  RSA598088  Saltugilia splendens subsp. grantii T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-6-25 3785 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA71793  Saltugilia splendens subsp. grantii F. W. Peirson 1927-6-14 7345 Los Angeles San Antonio Canyon, San Gabriel Mountains. 823 Comment
  POM243683  Salvia apiana F. R. Fosberg 1931-5-6 S- 4805 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA145217  Salvia apiana Alice Ann Webb, R. Heald 1961-3-17 783 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA624984  Salvia apiana Louis C. Wheeler 1963-6-25 8261 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  RSA754238  Salvia apiana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1761 Los Angeles Turnbull Canyon, Turnbull Canyon Road 312 Comment
  OBI69292  Salvia apiana John Knap, Denise Knapp 2003-5-11 43 Los Angeles Catalina Island, 371749.51N x 3692478.97 366 Comment
  RSA442845  Salvia apiana William Emboden 1969-5-28 35 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SBBG117928  Salvia apiana C. G. Pringle 1882-5-9 Los Angeles hills, Los Angeles County [no specific locality] Comment
  PASA476  Salvia columbariae Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR126663  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26209 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR258710  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA670603  Salvia columbariae Bonnie C. Templeton 1930-5-19 1463 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  RSA763139  Salvia dorrii Justin M. Wood 2010-5-10 1562 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR141464  Salvia dorrii June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCR255800  Salvia dorrii R. G. Swinney 2010-5-12 12741 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCSB9701  Salvia dorrii var. dorrii Van Leeuwen, Henry 1957-4-14 Los Angeles 3 miles south of Palmdale Comment
  RSA11044  Salvia dorrii var. pilosa Carl B. Wolf 1928-3-29 1550 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  CAS-BOT-BC233666  Salvia leucophylla L. A. Greata 1901-5-1 s.n. Los Angeles Pasadena Comment
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Feb 24 2018
  CAS-BOT-BC229929  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  POM4035  Salvia mellifera C. F. Baker 1909-5-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA0118499  Salvia mellifera Sarah J. J. De Groot, Newton Wong 2016-7-7 7975 Los Angeles San Gabriel Mountains, Angeles National Forest. Northwest of Hoot Owl Flats, above San Gabriel Reservoir and North Fork of San Gabriel River. West of Highway 39 at mile post 28.5; Forest Service road 2N14 ca. 0.2 mi. from highway. 586 Comment
  RSA302283  Salvia mellifera Lyman Benson 1957-5-23 15731 Los Angeles Webb School, above Claremont. 488 Comment
  RSA545259  Salvia mellifera D. Propst, M. Hoefs 1973-3-3 12 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 305 Comment
  RSA434074  Salvia spathacea E. Crow 1929-4-18 253 Los Angeles Santa Monica Mountains. Comment
  RSA650338  Sambucus caerulea E. Baldwin, D. Geinsinger 1959-5-17 s.n. Los Angeles San Dimas. Comment
  RSA477540  Sambucus mexicana M. B. Dunkle 1928-5-28 1984 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA592144  Sambucus mexicana L. C. Wheeler 1967-4-30 9201 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA682452  Sambucus mexicana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  UC1584922  Sambucus mexicana Tim Ross 1991-4-8 4478 Los Angeles Elephant Hill San Dimas 7.5' quadrangle, western Pomona (n slope) 265 Comment
  CAS-BOT-BC238750  Sambucus nigra subsp. caerulea R. F. Thorne; M. Z. Thorne 1969-7-10 38386 Los Angeles San Gabriel Mts., Angeles National Forest: At Mescal Creek Play Area 2042 Comment
  RSA0087860  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-21 13278 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR256264  Sambucus nigra subsp. caerulea R. G. Swinney 2010-10-13 14046 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UC875440  Sanicula arguta F. R. Fosberg 1931-3-23 S 4334 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 40 Comment
  POM50239  Sanicula arguta L. W. Nuttall 1921-2-8 1079 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA97353  Sanicula arguta F. W. Peirson 1919-3-27 336 Los Angeles Foot of trail to Lukens Peak 609 Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  POM3416  Sanicula bipinnata I. M. Johnston 1918-5-19 2003 Los Angeles Hills south of Pomona 366 Comment
  LA32980  Sanicula crassicaulis Louis C. Wheeler; 1932-4-2 Los Angeles Santa Monica Mountains, Head of Mandeville Canyon 487 Comment
  UCR194622  Sarcodes sanguinea R. G. Swinney 1998-8-31 6864 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  CAS-BOT-BC283089  Schedonorus arundinaceus Peter H. Raven 1956-6-17 9434 Los Angeles Gayley Ave., Westwood, Los Angeles Comment
  RSA610781  Schinus molle L. C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  LA211075  Schinus terebinthifolius Arthur C. Gibson; 2010-1-29 5277 Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills, Griffith Park, along roadside ca 400 m S of Travel Town parking lot. Comment
  LA211159  Schismus arabicus Arthur C. Gibson; Tarja Sagar, Tony Valois 2010-3-12 5315 Los Angeles SANTA MONICA MOUNTAINS, along Mesa-Castro Peak fire road. Comment
  SBBG131664  Schismus arabicus S. A. Junak 1999-5-20 SCa 959 Los Angeles base of paved rd leading to top of Black Jack Peak, on SW side of peak 530 Comment
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Jul 28 2016
  UCD93260  Schismus barbatus Daryl Koutnik; John Cuti 1978-4-19 375 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA657223  Schoenoplectus californicus Patricia Kouo 1994-4-27 944054 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  UCR163177  Scrophularia californica subsp. californica Anuja Parikh, Nathan Gale 2004-9-9 2090 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  LA92011  Scrophularia villosa Peter H. Raven; 1962-5-10 17711 Los Angeles San Clemente Island, floor of canyon N of Thirst 304 Comment
  JEPS48061  Sedum spathulifolium Frank W. Peirson 1921-6-21 2472 Los Angeles West Fork San Gabriel Riv. , West Fork San Gabriel Riv (San Gabriel Mountains) 685 Comment
  LA209600  Selaginella asprella Lawrence L. Kiefer; 1966-11-5 2498 Los Angeles San Gabriel Mountains, upper S Fork Little Rock Creek, ca 0.5 mi below Sulphur Springs Campground 1523 Comment
  RSA0021463  Selaginella bigelovii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5154 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0042788  Senecio douglasii Mark Schneider 1973-4-26 s.n. Los Angeles Lower portion of Tujunga Wash, San Fernando Valley. 457 Comment
  CAS-BOT-BC333118  Senecio flaccidus var. douglasii Peter H. Raven; R. Snow 1957-7-25 11062 Los Angeles 1.6 miles norht of junction of Pdua Ave. with Mt. Baldy Road, San Gabriel Mountains Comment
  RSA33893  Senecio flaccidus var. douglasii N. C. Cooper 1943-11-20 966 Los Angeles Lancaster, between highway and railroad 762 Comment
  POM243665  Senecio lyonii F. R. Fosberg 1931-3-27 S- 4416 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 15 Comment
  POM302243  Senecio mikanioides George B. Grant 1900-1-2 s.n. Los Angeles Garden, Pasadena Comment
  RSA356031  Senecio vulgaris R. F. Thorne 1975-9-4 47387 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA357901  Senecio vulgaris R. F. Thorne 1973-3-26 42725 Los Angeles San Gabriel Mountains: Web canyon, N of Claremont 365 Comment
  CHSC95439  Senna artemisioides LeRoy Gross 2002-2-2 469 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on The Thomas Guide, street guide and directory of 1999). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  LA8981  Setaria parviflora A. M. Johnson; 1937-11-1 87 Los Angeles Del Rey Comment
  UCR209306  Setaria viridis var. viridis A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37185 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  CAS-BOT-BC434378  Sidotheca trilobata Noel H. Holmgren; James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel Mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1767 Comment
  SBBG117111  Silene antirrhina S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1522 Los Angeles E of Little Harbor, just N of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, on S side of Big Springs Cyn 79 Comment
  RSA284806  Silene armeria Robert C. Frampton 1980-7-15 s.n. Los Angeles Gale Canyon, foothills north of Claremont 457 Comment
  POM158278  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  UC1215142  Silene gallica Peter H. Raven 1962-4-10 17184 Los Angeles above Wilson Cove; San Clemente Island, above Wilson Cove 60 Comment
  UCR219926  Silene gallica R. G. Swinney, Jane Strong 2009-4-21 10406 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA477860  Silene gallica M. Bisbee 1917-5-12 s.n. Los Angeles Garden, Eagle Rock Comment
  RSA762297  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-6 2663 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UCSB43752  Silene gallica Nakashima, L. 1982-4-17 Los Angeles West of Wringley Memorial Garden on Memorial Road; .79 miles from its junction with Avalon Canyon Road; on Santa Catalina Island 289 Comment
  CAS-BOT-BC174892  Silene laciniata Clare B. Hardham 1958-6-14 3699 Los Angeles Chatsworth Hills Comment
  RSA477940  Silene laciniata subsp. major George B. Grant 1904-05 s.n. Los Angeles Pasadena. Comment
  RSA477924  Silene laciniata subsp. major J. E. Stumbo 1962-7-5 s.n. Los Angeles Crowing in chaparral, c. 2500, at the Lux Arboretum Annex, Monrivia. 762 Comment
  RSA477939  Silene laciniata subsp. major V. V. Giles 1936-7-5 249 Los Angeles 1/8 mile above Halbrook Canyon, Crystal Lake Rd. Comment
  CAS-BOT-BC389330  Silene lemmonii Geo. B. Grant 1902-6-10 s.n. Los Angeles Summit of Mt. Wilson E. 1828 Comment
  RSA798110  Silene verecunda Jane Tirrell 2012-7-25 LS 0126 Los Angeles Junction of Pacific Crest Trail with South Mt. Hawkins Trail 2558 Comment
  UCR100605  Silybum marianum B. G. Pitzer 1996-5-5 2878 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA250687  Silybum marianum R. F. Thorne 1971-3-31 41460 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA724766  Sisymbrium altissimum K. Dobry 1991-4-22 d- 392 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  HSC79810  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, near Long Beach Arena 3 Comment
  RSA431758  Sisymbrium orientale Donald R. Bissing 1973-3-29 27 Los Angeles Evey Canyon, 1/8 mile from canyon mouth 731 Comment
  SBBG51209  Sisymbrium orientale M. R. Benedict 1971-6-25 Los Angeles ca. 1 mi N of Test Stn, N of Wilson Cove Comment
  IRVC27765  Sisyrinchium bellum A. C. Sanders 2005-5-11 30150 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UCR259590  Sisyrinchium bellum R. G. Swinney 2010-9-7 13731 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  OBI35678  Solanum douglasii Rebecca Cicoria 1982-4-25 50 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  POM62558  Solanum douglasii C. F. Baker 1903-8-2 3447 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA199010  Solanum douglasii W. M. Gauntt 1966-4-16 144 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 915 Comment
  UCR281615  Solanum douglasii R. G. Swinney 2014-5-21 16641 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  RSA572117  Solanum douglasii M. B. Dunkle 1939-4-3 7225 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SJSU7857  Solanum douglasii G. A. Kattenhorn 1967-3-21 Los Angeles by Little Dalton Cr N of Glendora Comment
  RSA610214  Solanum elaeagnifolium Louis C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: West Washington Blvd., 12,200 block, at Grandview Blvd. Comment
  RSA762651  Solanum esculentum R. G. Swinney 2008-11-30 9888 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UC456216  Solanum physalifolium var. nitidibaccatum I. J. Condit 1908-7-24 Los Angeles Compton Comment
  RSA703835  Solanum sarrachoides A. C. Sanders, Mark A. Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  CAS-BOT-BC174966  Solanum umbelliferum Tim Ross; Steve Boyd 1993-5-23 7280 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230m W of Plum Spring 789 Comment
  RSA191037  Solanum umbelliferum Robert F. Thorne 1963-5-5 32327 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  UC26264  Solanum umbelliferum Brewer 108 Los Angeles San Gabriel Canyon Comment
  UC450841  Solanum umbelliferum Fay A. McFadden 1931-4-22 2642 Los Angeles San Franscito Canyon Comment
  UCR259974  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 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
  UCR273250  Solanum umbelliferum R. G. Swinney 2011-5-6 14621 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
  RSA35464  Solanum umbelliferum Emily M. Bradford 1904-3-17 s.n. Los Angeles Hollywood Comment
  RSA427414  Solanum umbelliferum George R. Johnston 1929-5-19 14934 Los Angeles Puerco Canon. Malibu estate 3 or 4 mi from ocean. 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
  RSA0102407  Solanum xanti Lyman Benson 1953-5-17 15119 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  UC36223  Solidago confinis H. P. Chandler 1898-3-10 Los Angeles Claremont Comment
  RSA93081  Solidago confinis F. W. Peirson 1920-9-12 s.n. Los Angeles Bear Flat to Mt. Baldy trail, San Gabriel Mountains, eastern Los Angeles Co. 1707 Comment
  UC61706  Solidago velutina subsp. californica Geo. R. Hall Sept 1904 Los Angeles above Swartout Canyon (Southern California); San Antonio Mts. 2133 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
  SFV11229  Sonchus oleraceus D. K. Shayne 1966-3-9 104 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA482000  Spartium junceum Richard Noyes 1988-5-12 561 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA702439  Spartium junceum Scott D. White 2004-7-28 10654 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UCD108500  Spartium junceum Antonio F. Machado; Lisa Seemann 1993-4-28 6 b Los Angeles Santa Clarita Valley, E of San Francisquito Road, 0.4 mile S of where road is intersected by aqueduct piping. 1000 Comment
  CATA1287  Spergularia bocconi Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2376 Los Angeles Santa Catalina Island: Boushay Canyon Road, by Ironwood grove, off of Upper West End Road 396 Comment
  RSA478016  Spergularia macrotheca M. B. Dunkle 1928-4-11 1853 Los Angeles Near Isthmus, Santa Catalina Island. 5 Comment
  CAS-BOT-BC390999  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont, a side of path on college campus 365 Comment
  RSA409630  Sphacele calycina Geo. L. Moxley 1931-1 276 Los Angeles Near Los Angeles Comment
  SEINET3150434  Sphaerostigma campestre G. B. Grant 1234 Los Angeles Pasadena Comment
  RSA511032  Sphenosciadium capitellatum B. C. Templeton 1932-7-20 5005 Los Angeles Big Pines Park, San Gabriel Mts. 2088 Comment
  RSA0016996  Sporobolus airoides Anstruther Davidson 1917-07 3161 Los Angeles Hynes [now Paramount], Los Angeles Comment
  RSA0081374  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA219229  Stachys albens C. W. Tilforth, John Dourley 1970-9-17 308 Los Angeles East Fork San Gabriel River. Comment
  UC1234725  Stachys albens David P. Gregory 1961-7-12 470 Los Angeles over the ridge from Wrightwood; Prairie Fork Comment
  SEINET3153402  Stachys californica L. Abrams 1902-6-16 2548 Los Angeles Sepulveda canyon, Santa Monica Mts. Comment
  SEINET3559386 Image available Stachys rigida var. quercetorum Edith A. Purer 1935-5-11 6547 Los Angeles Malibou Road. Comment
  CAS-BOT-BC374815  Stebbinsoseris heterocarpa H. M. Hall 1902-5-1 3262 Los Angeles Sierra Santa Monica Comment
  UCD136221  Stebbinsoseris heterocarpa A. C. Sanders; T. B. Salvato 2005-4-26 29719 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  RSA0023256  Stebbinsoseris heterocarpa R. F. Thorne 1980-4-25 54124 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA187738  Stellaria media R. F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  POM167  Stellaria nitens L. R. Abrams 1909-4-3 1289 Los Angeles Santa Monica Mountains Comment
  RSA608042  Stenotaphrum secundatum L. C. Wheeler 1947-06 6522 Los Angeles San Gabriel Mountains. Comment
  IRVC26307  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA729947  Stephanomeria exigua R. G. Swinney 1999-6-28 7434 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek Cny. Rd. 1402 Comment
  RSA474193  Stephanomeria exigua subsp. coronaria Richard Arnold 1984-8-10 1026 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2. Comment
  RSA709743  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 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
  UCR223261  Stephanomeria virgata R. G. Swinney 2009-8-25 11469 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  UCR61177  Stephanomeria virgata A. C. Sanders 1987-9-18 7366 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC375806  Stephanomeria virgata Alice Eastwood 1916-8-1 s.n. Los Angeles Los Angeles Comment
  RSA474248  Stephanomeria virgata Robert Gustafson 1981-7-15 2332 Los Angeles Ballona Wetlands, Area 2 Comment
  UCR269583  Stipa coronata R. G. Swinney 2011-6-29 15373 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UCR143286  Stipa lepida L. C. Wheeler 1936-6-8 4125 Los Angeles San Gabriel Mtns., Bell Canyon/ San Dimas Canyon divide 960 Comment
  UCR190269  Stipa lepida R. G. Swinney 2000-6-25 7792 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment