Search Results — 2000 specimen records retrieved (1599 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229556  Abronia maritima Geo. B. Grant 1898-4-1 s.n. Los Angeles San Pedro Comment
  SDSU8432  Abronia maritima R. M. Beauchamp 1967-3-19 320 Los Angeles San Clemente Island, growing on sand dune below west end of runway at Sherman Field, east of West cove. Comment
  LA200661  Abronia maritima Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4345 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  UC604845  Abronia pogonantha Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9495 Los Angeles Highway between Adelanto Lancaster. Comment
  NY679466  Abronia umbellata F. R. Fosberg 1930-6-23 52978 Los Angeles Del Rey. 2 Comment
  SBBG20635  Abronia umbellata K. A. Wilson 1961-3-12 1000 Los Angeles above tide line, Zuma Beach Comment
  CSUSB1300  Acacia melanoxylon Rand Ch. Isbell 1970-5-10 12 A Los Angeles Palos Verdes Peninsula in a barley field at the intersection of Palos Verdes Drive and Hawthorne Blvd. 60 Comment
  OBI29189  Acamptopappus sphaerocephalus David J. Keil 1976-12-12 11894 Los Angeles 5 mi w of San Bernardino Co. line along CA rte 138 1128 Comment
  RSA786154  Acamptopappus sphaerocephalus var. hirtellus J. D. Olmsted 1959-4-25 486 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road. 1082 Comment
  CAS-BOT-BC412574  Acanthoscyphus parishii var. parishii Le Roy Abrams 1901-7-1 1893 Los Angeles Wilson's Pk 1767 Comment
  CAS-BOT-BC412580  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan 1934-8-3 8427 Los Angeles Table Mt. Trail to Swartout [Swarthout] Valley (floor), San Gabriel Mts. 2133 Comment
  LA95711  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan; 1934-8-3 8427 Los Angeles San Gabriel Mountains, Taber Mt. Trail to Swartout Valley (floor) 2133 Comment
Read comments
Dec 17 2014
  POM293318  Acer macrophyllum Lyman D. Benson 1947-5-16 12402 Los Angeles Little Dalton Canyon, Glendora. San Gabriel Mountains. Drainage area Pacific slope. Chaparral. 366 Comment
  POM306284  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1394 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCR270302  Acer macrophyllum R. G. Swinney 2011-6-30 15399 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  LA49820  Acer macrophyllum W. O. Griesel; 1936-6-18 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA653373  Acer negundo var. californicum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 267 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  RSA416193  Achillea millefolium var. californica F. R. Fosberg 1931-4-9 7168 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  UCD50360  Achnatherum hymenoides A. A. Beetle 1942-4-24 3211 Los Angeles 6 miles W of Llano. Comment
  UCSB11701  Achnatherum hymenoides McMillan, Ann 1962-5-4 Los Angeles 18.6 mi E of junction with US Hwy 6 on CA Hwy 138. 1036 Comment
  UCD51128  Achnatherum occidentale subsp. californicum H. S. Yates 1937-6-24 6598 Los Angeles near Lake Arrowhead. 1584 Comment
Read comments
Feb 10 2015
  RSA250335  Achnatherum parishii R. F. Thorne, Larry E. DeBuhr 1972-8-18 42252 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  RSA774960  Achnatherum speciosum R. G. Swinney 2009-4-29 10589 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  SD51913  Achyrachaena mollis Peter H. Raven 1962-5-9 17663 Los Angeles San Clemente Island; near head of canyon at south end of Mosquito Cove. 320 Comment
  SBBG96803  Acmispon argophyllus var. argenteus unknown -- Los Angeles San Clemente Island Comment
  SDSU4287  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove. San Clemente Island. Comment
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May 16 2008
  CAS-BOT-BC213457  Acmispon argophyllus var. argophyllus Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2917 Los Angeles Ridge and slopes descending +- ENE from Thorn (Triangulation Point 5499 ft.) toward Big Tujunga Creek, about 0.6 - 1.6 airmiles ENE of Barley Flats, Upper Big Tujunga Canyon, San Gabriel Mountains 1554 Comment
  SBBG3433  Acmispon brachycarpus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  LA48001  Acmispon dendroideus var. dendroideus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  SDSU4347  Acmispon glaber H. Wedberg 1966-4-3 1204 Los Angeles Above Hill Dr., x Neal, in Eagle Rock. 457 Comment
  CAS-BOT-BC518730  Acmispon glaber var. glaber R. G. Swinney 2010-5-12 12724 Los Angeles San Gabriel Mountains: Barrell Springs Road at jct with 42nd St East, on SW side of road from 30 to 150 meters W of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA0117594  Acmispon glaber var. glaber A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  SD69557  Acmispon maritimus Robert F. Thorne 1966-4-28 36230 Los Angeles Santa Catalina Island, west-facing rocky bank near the upper end of Renton Mine Road in Pebbly Beach Canyon 259 Comment
  SBBG121251  Acmispon maritimus var. maritimus V. Soza, S. Deo, L. Gross 2000-4-20 697 Los Angeles NE side of La Tuna Cyn, N of 210 Fwy, N of La Tuna Cyn Rd; SSW of Dorothy and Estepa Drive jct, Haines Cyn Park 579 Comment
  SD255719  Acmispon strigosus R. G. Swinney 2011-6-22 15260 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
  UCD104532  Acmispon wrangelianus A. C. Sanders; E. J. Lawlor 1988-4-3 7758 Los Angeles Southwestern end of the Tehachapi Mountains, one mile NW of Gorman on a gasline road, 0.4 mi. above the old highway. 1280 Comment
Read comments
Oct 21 2018
  POM6257  Acourtia microcephala I. M. Johnston 1918-7-22 2103 Los Angeles San Antonio Mountains, Cucamonga Canyon. 915 Comment
  SFV7623  Acroptilon repens T. Gordon 1975-7-11 1096 Los Angeles San Fernando Valley Northridge. Vacant lot on Fullerfarm Street near Zelzah. Comment
  LA52121  Adenostoma fasciculatum A. M. Johnson; 1934-4-20 4430 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  OBI26244  Adenostoma fasciculatum Mark Schneider 1973-5-17 27 Los Angeles Seven Hills Ranch, Tujunga, San Bernardino Mts 549 Comment
  RSA0060511  Adenostoma fasciculatum R. G. Swinney 2010-3-10 11821 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA0030945  Adenostoma fasciculatum Bill Dewal s.n. Los Angeles Montrose Comment
  SBBG12774  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles small cyn at E end of Isthmus Harbor 30 Comment
  SBBG17183  Adenostoma fasciculatum var. fasciculatum K. A. Wilson 1961-3-1 886 Los Angeles Mulholland Hwy ca. 2 mi W of Las Virgenes Hwy Comment
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  LA103209  Adiantum capillus-veneris Barry A. Prigge; 1985-6-14 6413 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SEINET3861129 Image available Adiantum capillus-veneris Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  UCR201833  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel Mountains, San Gabriel River, west fork between Bear Creek and Cogswell Dam 610 Comment
  UCR256562  Adiantum capillus-veneris Anuja Parikh, Nathan Gale 2011-7-16 3565 Los Angeles Transverse Ranage; San Gabriel Mountains, West Fork San Gabriel River, 4.8 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  SBBG13309  Adiantum jordanii M. A. Piehl -Jun-1962 62405 Los Angeles E of Thirst 304 Comment
  SEINET5777313 Image available Adiantum jordanii S. M. Tracy 1887-1 338 Los Angeles Los Angeles Comment
  UCR204198  Adiantum jordanii Mark A. Elvin, Orlando Mistretta 1996-3-24 136 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 244 Comment
  UCR185607  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  JEPS32108  Agnorhiza ovata Frank W. Peirson 1326 Los Angeles Pine Flats Region San Gabriel Mountains, Pine Flats 1676 Comment
  CAS-BOT-BC183862  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1994-5-4 7677 Los Angeles Dogwood Canyon: narrow canyon draining NW to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA233457  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1968-11-9 37861 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2499 Comment
  UC129535  Agoseris retrorsa H. M. Hall 7393 Los Angeles vicinity of, Elizabeth Lake Comment
  SBBG59467  Agrostis pallens M. N. Ackley -Apr-1929 Los Angeles Mulholland Drive 365 Comment
  UCD53075  Agrostis pallens Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  UCR204015  Agrostis scabra R. G. Swinney 2001-9-15 8137 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
Read comments
May 11 2012
  RSA755583  Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR117223  Allium fimbriatum B. G. Pitzer 1998-5-12 3693 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  SFV22122  Allium haematochiton V. Soza, L. Gross, B. Hogshead 2001-4-26 1182 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. Volcanic, rocky ridgetop. 457 Comment
  UCR200194  Allium haematochiton Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 904 Los Angeles Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of and above 210 Fwy and west of fire road, west-northwest of water tank 457 Comment
  SEINET6097133  Allium haematochiton Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Divide between West Fork Ebey and Little Tujunga Canyon. Comment
  RSA367118  Allium praecox C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  CAS-BOT-BC475407  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles San Clemente Island. 1/4 mile up canyon from its mouth, canyon half way between Eel Point and Seal Cove. 45 Comment
  RSA668669  Allophyllum divaricatum Steve Boyd, LeRoy Gross 2002-5-7 10432 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA726059  Allophyllum integrifolium R. G. Swinney 1997-6-25 5633 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA732936  Allophyllum integrifolium R. G. Swinney 1998-7-8 6345 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  CAS-BOT-BC170975  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10090 Los Angeles Along dry creek bed, Mt. Waterman - Twin Peaks Saddle. San Gabriel Mts. 1981 Comment
  SFV18418  Alnus rhombifolia anon. 1976-3-16 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  UC5342  Alnus rhombifolia W. H. Brewer Jan 1 1861-Jan 2 1861 102 Los Angeles near San Gabriel Comment
  UCR242853  Alnus rhombifolia R. G. Swinney 2009-8-8 11501 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  SD132433  Alternanthera philoxeroides Don Pendleton 1990-8-17 Los Angeles San Dimas, Bonelli Regional Park, cove on south side of Puddingstone Reservoir 305 Comment
  SEINET10871421  Alyssum alyssoides Griesel 1962-5-12 GRIESEL s.n. Los Angeles Perennial herb .5-1 ft. High with red purple fls having a banner with a yellow And white spot. Found growing in open sunny areas of a yellow pine forest on The trail between charleton flats and chilao camp. San gabriel mts. 1768 Comment
  RSA402952  Amaranthus albus F. R. Fosberg 1931-4-29 S- 4720 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle s Nest. 180 Comment
  RSA735382  Amaranthus albus Steve Boyd, Mark Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11703 Los Angeles southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  RSA786330  Amaranthus blitoides K. Dobry 1991-6-27 783 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA608869  Amaranthus retroflexus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  HSC46406  Amblyopappus pusillus M. B. Dunkle 1939-5-28 8111 Los Angeles E side, grassy terrace, Santa Barbara Island Comment
  SEINET2043131 Image available Amblyopappus pusillus Jon Rebman, J. Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island; 10 Comment
  UCR121260  Ambrosia acanthicarpa R. G. Swinney 1989-11-24 1498 Los Angeles San Gabriel Mtns, Big Dalton Canyon area, in and near Glendora Wilderness Park. Big Dalton debris basin 366 Comment
  RSA416896  Ambrosia acanthicarpa Louis Greata 1900-10 s.n. Los Angeles Eagle Rock Valley Comment
  CAS-BOT-BC13712  Ambrosia chamissonis Huron Herbert Smith 1912-5-9 4955 Los Angeles Redondo Comment
  UCR109689  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-30 s.n. Los Angeles Mojave Desert, c. 7.5 mi. SE of Llano, SW side of State Hwy 138, 1.8 mi. SE of Pearblossom Highway 1073 Comment
  CATA563  Ambrosia psilostachya Mark L. Hoefs, Robert F. Thorne 1975-8-7 827 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  LA91068  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 AP Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  HSC24302  Ambrosia salsola Thomas Eakle 1971-5-2 135 Los Angeles 15 miles east of Palmdale on the South slope of Lovejoy Buttes in Mojave Desert 915 Comment
  SBBG112914  Ammannia coccinea S. A. Junak 1998-10-21 SCa 807 Los Angeles NW side of Haypress Reservoir 390 Comment
  RSA415281  Amorpha californica Anstruther Davidson 1890-06 s.n. Los Angeles Glendale. Comment
  CAS-BOT-BC180650  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 304 Comment
  RSA608898  Amorpha californica var. californica L. C. Wheeler 1931-5-5 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA499960  Amsinckia intermedia Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA670443  Amsinckia intermedia I. W. Clokey, B. Templeton 1929-03 4467 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SDSU4896  Amsinckia intermedia R. M. Beauchamp 1967-1-29 155 Los Angeles San Clemente Island. Comment
  POM4024  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  RSA0091060  Amsinckia spectabilis var. spectabilis P. H. Raven 1962-4-11 17262 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  SBBG63560  Amsinckia tessellata R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SEINET3151720  Amsinckia tessellata E. K. Balls, L. W. Lenz 1950-3-28 14467 Los Angeles 1 mile E of junction of hwy 99 and 138, just S of Gorman 1158 Comment
  RSA465130  Anagallis arvensis C. B. Liter, Powell 1928-4-2 s.n. Los Angeles Catalina Island, about 1 mile directly inland from St. Catherines. Comment
  RSA592351  Ancistrocarphus filagineus L. C. Wheeler 1967-5-9 9414 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  RSA0058203  Andropogon glomeratus Richard G. Swinney 2010-6-23 13370 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 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
  SEINET5866934  Anemopsis californica G. B. Grant 1904-4-23 43 Los Angeles Southern California, Redondo Comment
  IRVC28736  Anethum graveolens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25566 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  CAS-BOT-BC64017  Anisocoma acaulis L. R. Abrams 1927-4-30 11730 Los Angeles Head of Antelope Valley Comment
  RSA573466  Anthriscus caucalis T. S. Ross 1992-5-8 6299 Los Angeles San Gabriel Mountains: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N. 1244 Comment
  SEINET13203126 Image available Antirrhinum coulterianum R. G. Swinney 2010-1 12318 Los Angeles San Gabriel Mountains: north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream (San Fernando 7.5' Q.) (T3N R15W S23 ?) 549 Comment
  UCR277042  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  JEPS26433  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles 2.1 mi from Ferndale (along road to Saddle Peak); Santa Monica Mountains 502 Comment
  RSA191026  Antirrhinum multiflorum Robert F. Thorne 1963-7-11 32786 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  JEPS17609  Antirrhinum nuttallianum subsp. subsessile Rimo Bacigalupi with J. R. Sweeney 1957-5-12 5873 Los Angeles 0.5 mi above mouth of Las Flores Canyon (at the ocean front (U.S. Highway 101 Alt), lower reaches of Las Flores Canyon); Santa Monica Mountains 30 Comment
  IRVC27961  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26123 Los Angeles 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 Western San Gabriel Mtns. 488 Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  POM366907  Aquilegia formosa M. B. Dunkle 1933-6-17 3592 Los Angeles San Antonio River Canyon 915 Comment
  RSA610978  Aquilegia formosa Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  RSA634224  Aquilegia formosa Robert F. Thorne, M. Z. Thorne 1969-7-10 38364 Los Angeles San Gabriel Mts., Angeles National Forest: Upper end of Vincent's Gulch just below parking lot at Vincent's Gap 1997 Comment
  SBBG125467  Arabis eschscholtziana A. Parikh, N. Gale 2010-6-18 3335 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA502909  Arabis pulchra S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct., Approx. 34 deg. 35 N, 118 deg. 10 W 884 Comment
  UCR190348  Arabis pulchra R. G. Swinney 2001-4-18 7900 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR203194  Arabis pulchra R. G. Swinney 2005-5-21 8260 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
Read comments
Jul 7 2020
  RSA0128661  Arabis repanda var. repanda LeRoy Gross, Michael Denslow 2003-6-4 986 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA0128634  Arabis repanda var. repanda Orlando Mistretta 1994-5-31 1281 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  RSA177892  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-11 34668 Los Angeles near road to Hay Press; Santa Catalina Island. 457 Comment
  CHSC90067  Arctostaphylos glandulosa D. G. Miller III 2001-5-21 Los Angeles UCLA Student Ranch in the Santa Monica Mts. Comment
  SFV6180  Arctostaphylos glandulosa R. M. Muran 1974-3-21 36 Los Angeles Santa Monica Mountains Dry slope above Encino Reservoir. 427 Comment
  RSA629084  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20248 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  POM367270  Arctostaphylos glandulosa subsp. glandulosa A. M. Johnson 1934-5-4 4466 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel, right side of road. Comment
  LA200424  Arctostaphylos glandulosa subsp. mollis Jonathan Sauer; H. Bailey 1969-3-4 4281 Los Angeles 792 Comment
  RSA717945  Arctostaphylos glandulosa subsp. mollis R. G. Swinney, D. W. Larson 1996-8-7 5235 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat. 1293 Comment
  UC1120293  Arctostaphylos glandulosa subsp. mollis A. D. Gifford 1935-3-15 461 Los Angeles 1 mi nnw Warm Springs; Tejon Quadrangle Comment
  CHSC100400  Arctostaphylos glauca John Dittes; Josephine Guardino 2008-2-23 1509 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  LA33463  Arctostaphylos glauca Henry J. Thompson; 1959-2-23 1849 Los Angeles 594 Comment
  RSA0039462  Arctostaphylos glauca R. G. Swinney 2010-6-21 13253 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA631513  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16055 Los Angeles Ridge Route, 3 km north of Liebre Gulch turnoff. 1000 Comment
  RSA631521  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15654 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631540  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15717 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631576  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15964 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 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
  RSA631703  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15841 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA303597  Arctostaphylos glauca J. R. Shevock 1970-3-7 24 Los Angeles San Gabriel Mountains. 762 Comment
  RSA634360  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20627 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634831  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22051 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634862  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20260 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634884  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20405 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635089  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20412 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635110  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20435 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA603681  Arenaria macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -J 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
  UCR95585  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, N slope of Sawmill Mtn., along 7N08 c. 2.2 mi north of jct with 7N23. 1463 Comment
  RSA423599  Arenaria serpyllifolia Anstruther Davidson 1924-5-1 s.n. Los Angeles Tujunga Canyon. 854 Comment
  RSA628624  Aristida adscensionis var. modesta Steven A. Junak 1997-3-11 751 Los Angeles San Clemente Island: Extreme SE end of island, at base of SE side of Sibara Ridge, ca. 0.35 miles S of Triangulation Station 'Guds' 107 Comment
  SEINET3127927  Aristida divaricata G. B. Grant 1905-4-2 66 -6459 Los Angeles Altadena Comment
  RSA0034600  Aristida divaricata George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  UC60159  Aristida ternipes var. hamulosa J. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  UC74039  Artemisia douglasiana Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  POM304855  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 231 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  POM249899  Artemisia dracunculus Gaines 1939-08 s.n. Los Angeles Near U.C.L.A. Campus, Westwood. 591 Comment
  RSA562694  Artemisia tridentata subsp. parishii D. Charlton 1989-9-15 4148 b Los Angeles Plant 42, east of Palmdale 762 Comment
  CAS-BOT-BC97333  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  UC1119512  Artemisia tridentata subsp. tridentata G. E. Sindel 1935-1-7 109 Los Angeles 3 mi se Quail Lake; Angeles National Forest, Tejon Quadrangle Comment
  RSA549235  Asclepias fascicularis Scott D. White 1992-10-8 872 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA773800  Asclepias fascicularis R. G. Swinney 2009-6-17 11154 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  UCR150551  Asclepias fascicularis R. G. Swinney 1999-6-21 7355 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA0104714  Asclepias vestita subsp. vestita Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -85 Los Angeles Bob's Gap. At the south edge of Bob's Gap. 1444 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  RSA640650  Asphodelus fistulosus Steven A. Junak 1996-5-17 483 -A Los Angeles San Clemente Island: NE portion of island, E of SE end of airfield runways, just N of upper portion of road to Dolphin Bay. 49 Comment
  UC1063742  Aspidotis californica R. St. John 1933-2-18 342 Los Angeles e Calabasas Peak; Calabasas Quadrangle 548 Comment
  RSA565750  Aster greatae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles mouth of Pine Canyon at its confluence with Arroyo Seco Canyon Comment
  UC1614045  Astragalus Charles M. Belshaw 1935-3-29 494 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp); West Antelope Valley, La Liebre Scarp Comment
  CAS-BOT-BC180495  Astragalus brauntonii Ernest Braunton 1907-1-1 s.n. Los Angeles Near Santa Monica Comment
  UC192288  Astragalus douglasii var. douglasii S. B. and W. F. Parish June 1882-June 1887 1913 Los Angeles Old Baldy Mt. Comment
  RSA746899  Astragalus gambelianus R. G. Swinney 2005-4-15 8219 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  UCR273640  Astragalus gambelianus Steven A. Junak 2001-5-4 SCa- 1489 Los Angeles Channel Islands, Santa Catalina Island, southeast of beach at Parson's Landing 122 Comment
  RSA112060  Astragalus lentiginosus H. D. Ripley, R. C. Barneby 1944-5-16 5859 Los Angeles North of Lancaster. 716 Comment
  UC130906  Astragalus lentiginosus var. albifolius Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  POM50163  Astragalus lentiginosus var. antonius H. M. Hall 1900-6-3 1485 Los Angeles Swarthout Canyon; San Antonio Mountains Comment
  RSA232819  Astragalus miguelensis R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
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Mar 25 2017
  SD86319  Astragalus nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3207 Los Angeles San Clemente Island, in stabilized sandy areas 24 Comment
  CAS-BOT-BC194247  Astragalus pachypus S. B. Parish 1914-5-27 9223 Los Angeles Near the summit of the desert slope of Tejon Pass Comment
  SFV18426  Astragalus trichopodus C. Ferguson 1974-4-10 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Beside entrance to park. Comment
  CAS-BOT-BC194040  Astragalus trichopodus var. lonchus Tim Ross 1993-4-22 6890 Los Angeles SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastl slope1320 m SE of Cactus Peak summit, Santa Catalina South USGS 7.5' quad, Santa Catalina Island 350 Comment
  CATA571  Astragalus trichopodus var. lonchus Mark L. Hoefs 1991-3-19 1003 Los Angeles Santa Catalina Island: Airport road 463 Comment
  LA200439  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD52982  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Santa Catalina Island, Airport Road on main ridge about .5 miles W of Middle Ranch turn-off Comment
  LA200441  Astragalus trichopodus var. phoxus Sharon Johnston; 1957-5-14 32 Los Angeles SANTA MONICA MOUNTAINS, Mullholland Dr. 0.5 mi east of Alhama Dr. 396 Comment
  RSA169147  Astragalus trichopodus var. phoxus E. C. Twisselmann 1964-6-10 9624 Los Angeles Old highway 101, 0.5 miles NW of Gorman. 1189 Comment
  SEINET149338  Astragalus trichopodus var. phoxus E. K. Balls, L. W. Lenz 1950-3-28 14460 Los Angeles 3 mi N of Castaic, Hwy. 99. 457 Comment
  RSA0025296  Atriplex amnicola R. E. Riefner Jr. 2013-1-5 13 -9 Los Angeles City of Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy. 14 Comment
  UCSC011212  Atriplex canescens Adam Searcy 2015-7-10 73 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  CAS-BOT-BC168269  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd 1994-9-20 8227 a Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  OBI6971  Atriplex confertifolia Shirley Vaughan 1974-5-11 31 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  UC221402  Atriplex confertifolia H. M. Hall 1922-12-6 11842 Los Angeles Oban to Lancaster (Antelope Valley); , Oban to Lancaster Comment
  SBBG126151  Atriplex glauca A. C. Sanders with T. B. Salvato 2009-5-19 36812 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall called Montebello Town Center 110 Comment
  SEINET11930561  Atriplex lentiformis D. P. Reagan 1974-1 30 Los Angeles Ridge Road, just E of Sandberg along State Road N-2 Comment
  CAS-BOT-BC180940  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 7 Comment
  SEINET7063589  Atriplex polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. UTM Zone 11, 412011mE, 3820416mN. (WGS84/NAD83). 898 Comment
  SBBG72586  Atriplex rosea R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  RSA187776  Atriplex semibaccata R. F. Thorne 1966-9-14 s.n. Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  CLARK-A1528-2505  Atriplex semibaccata John C. Roos 1942-9-5 1725 Los Angeles Los Angeles Comment
  RSA533933  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5339 Los Angeles San Clemente Island. Southeast end of island; terrace 1650 feet WNW of Gudes, graded by the Navy to form a pad. 201 Comment
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  CAS-BOT-BC176742  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 s.n. Los Angeles Streets of Los Angeles Comment
  RSA760676  Atriplex suberecta R. G. Swinney 2008-12-6 9978 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA660892  Avena barbata Ann Williams 1992-5-14 23 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  SEINET10517550  Avena barbata David B. Dunn 1947-3-19 Dunn 2929 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Comment
  OBI28971  Avena fatua David J. Keil 1976-12-12 11882 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  POM12288  Avena fatua F. L. Robinson 1921-4-14 20 Los Angeles South Hills. South of Pomona. Comment
  RSA534155  Avena fatua Timothy S. Ross 1991-5-17 5052 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  RSA657023  Avena fatua Joseph M. Keefe 2001-1-19 30890 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 262 Comment
  RSA717040  Avena fatua Gary Kovnat, LeRoy Gross 2003-4-5 38 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SD90601  Avena fatua Robert F. Thorne 1966-4-16 36063 Los Angeles San Clemente Island, steep slope of canyon below Lemon Tank near dump, south of Nanny, northeast side of island 182 Comment
  CHSC55839  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  LA210511  Baccharis glutinosa J. Ewan; 1930-10-22 3439 Los Angeles Bouquet Canyon, 5 mi above mouth 731 Comment
  UC1922562  Baccharis glutinosa Gary Kovnat with LeRoy Gross 2003-1-19 4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  LA91478  Baccharis salicifolia Bruce Douglas Clayton; Greg Clayton 1972-4-7 78 Los Angeles 472 Comment
  POM48474  Baccharis salicifolia F. W. Peirson 1924-12-3 5384 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  RSA177881  Baccharis salicifolia R. F. Thorne, Percy C. Everett 1965-5-11 34657 Los Angeles Santa Catalina Island. Small pond behind Cottonwood Dam in Cottonwood Canyon. 46 Comment
  RSA596032  Baccharis salicifolia Timothy S. Ross, J. Mark Porter 1995-5-4 8450 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SD66843  Baccharis salicifolia R. Mitchel Beauchamp 1967-6-2 541 Los Angeles San Clemente Island, halfway between Eel Point and the sand dunes. 29 Comment
  SFV21393  Baccharis salicifolia L. Gross 2002-3-7 489 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  UCR108461  Baccharis salicifolia Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  UCR212824  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1835 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCSB12774  Baccharis salicifolia Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek, 3.5 miles west of Guard Station, 0.5 miles north of Pipe Creek; Big Tujunga Canyon, Angeles Ntl. Forest, San Gabriel Mts. Comment
  UCD129477  Baccharis salicifolia subsp. salicifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 -b Los Angeles Santa Susana Mtns., southwest side of Stony Point at the jcn. Of Santa Susana Pass and Topanga Canyon. Highway. 400 Comment
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  RSA599324  Balsamorhiza deltoidea Steve Boyd, Lauren Raz 1997-3-26 9379 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 1311 Comment
  UCD97594  Bassia hyssopifolia Robert F. Thorne 1966-4-28 36193 Los Angeles Santa Catalina Island, on roadside near high school, Avalon. 30 Comment
  RSA650244  Beloperone guttata Charles Huston 1949-2-19 s.n. Los Angeles On campus of Whittier High School. Comment
  SBBG70034  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles ca. 0.5 mi S of San Fernando Comment
  SEINET6078263  Berberis nevinii Mark Elvin, Wall, M. 1997-1 Los Angeles Comment
  SBBG52912  Bergerocactus emoryi F. C. Boutin 1967-4-23 1697 Los Angeles near Eel Pt Comment
  UC557622  Bergerocactus emoryi Nell Murbarger 1936-3 91 Los Angeles San Clemente Island Comment
  JEPS5611  Bergia texana Theodore W. Minthorn 1910-10-22 8 Los Angeles 5 miles east of Los Angeles. Comment
  UC106169  Berula erecta A. J. McClatchie July 1893 Los Angeles Pasadena Comment
  RSA226132  Berula erecta R. F. Thorne 1971-6-17 39883 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  POM294270  Bidens pilosa Lyman Benson 1944-11-12 11558 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 Comment
  CAS-BOT-BC16083  Boechera californica Alice Eastwood 1919-5-29 8937 Los Angeles San Gabriel Canyon. Comment
  RSA0097143  Boechera sparsiflora R. G. Swinney 2011-6-20 15219 Los Angeles San Gabriel Mountains: southeast margin of Crystal Lake, 10-30 meters from water line. 1692 Comment
  JEPS27410  Boykinia rotundifolia Henry J. Thompson 1960-6-7 3067 Los Angeles 0.4 mi s of tunnel Malibu Canyon (3 mi n of coast highway US101); Santa Monica Mountains, Malibu Canyon 152 Comment
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Jul 30 2006
  RSA733127  Boykinia rotundifolia R. G. Swinney 1998-7-30 6587 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  UCR175282  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns, South Hills Park Glendora. east of Grand Avenue and south of Alosta Avenue 244 Comment
  UCR198286  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains, northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia 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
  RSA507984  Brickellia nevinii Steve Boyd, Timothy S. Ross 1988-4-28 2237 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  UC1587579  Brickellia nevinii Tim Ross and Annette Ross 1991-9-7 5947 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 579 Comment
  UCR95519  Brickellia nevinii Steve Boyd, L. Raz 1996-10-8 8992 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  RSA385272  Briza minor Edwin Kline 1920-6-1 s.n. Los Angeles Near Los Angeles. Comment
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Sep 11 2015
  SEINET10570618  Brodiaea capitata Clokey CLOKEY 4440 Los Angeles Dry soil. Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SBBG87349  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  CATA1139  Bromus diandrus Mark L. Hoefs 1995-5-23 2129 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  POM363397  Bromus diandrus Robert D. Clarke 1979-4-12 s.n. Los Angeles Arcadia. LASCA [Los Angeles County and State Arbretum] Comment
  RSA0057930  Bromus diandrus Richard G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA362411  Bromus diandrus Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA650414  Bromus diandrus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. 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
  SD31218  Bromus diandrus Edith A. Purer 1931-4-3 1767 Los Angeles Palos Verdes Hills on hillsides Comment
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Jul 11 2010
  SEINET3922243  Bromus diandrus Keith Dobry 1990-3-25 108 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  SEINET7106138  Bromus diandrus Joseph Marlowe Keefe 2001-1-19 30939 Los Angeles San Rafael Mountains. End of sidewalk, along Eagle Rock View Drive, south face of The Eagle Rock. Los Angeles, California 90041.; 0 293 Comment
  POM298885  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles [Los Angeles] Comment
  RSA600183  Bromus hordeaceus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  LA35620  Bromus hordeaceus Ronald A. Cross; April 1962 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA714064  Bromus madritensis G. Ocampo 2006-1-17 1534 Los Angeles Jardin en el area de departmentos de la Escuela de Teologia, cercano al edificio Este. Claremont. Comment
  SBBG117005  Bromus madritensis S. A. Junak 2001-5-18 SCa 1531 Los Angeles Avalon Cyn, at Wrigley Memorial Garden Comment
  SD253333  Bromus madritensis subsp. rubens R. G. Swinney 2011-3-26 14221 Los Angeles San Gabriel Mountains: San Dimas Experminetal Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UC285016  Bromus marginatus P. A. Munz 1923-4-10 6733 Los Angeles San Clemente Island Comment
  SBBG80213  Bromus maritimus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher Comment
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May 19 2014
  PASA648  Bromus mollis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  CAS-BOT-BC162073  Bromus pseudolaevipes G. B. Grant 1902-5-18 s.n. Los Angeles Los Angeles. Comment
  RSA632439  Bromus pseudolaevipes Valerie L. Soza, LeRoy Gross 1999-7-15 624 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  CAS-BOT-BC161865  Bromus rubens Barbara Shervanick 1974-3-22 1162 Los Angeles San Gabriel Mountain Range. Santa Ana River. North fork of Lodi Canyon. 792 Comment
  SEINET3221611 Image available Bromus rubens J. Harry Lehr 1971-4-12 325 Los Angeles North side Rt. 138, 7.1 mi east of Pear Blossom. San Gabriel Mountains. 1219 Comment
  UCD59650  Bromus rubens Robert F. Thorne; P. Everett 1965-5-10 34454 Los Angeles Around Echo Lake, Santa Catalina Island. 411 Comment
  UCR154233  Bromus rubens A. C. Sanders, T. B. Salvato 2005-5-24 30261 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA710802  Bromus tectorum LeRoy Gross 2005-5-3 2248 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  RSA0019965  Bromus tectorum E. K. Balls 1960-4-28 24096 Los Angeles Rancho Santa Ana Botanic Garden , Claremont. 412 Comment
  SD125923  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport. Comment
  LA212282  Cakile maritima L. E. Hoffman; A. L. H. 1963-7-7 s.n. Los Angeles Malibu Lagoon. Comment
  RSA2998  Calandrinia ciliata C. B. Wolf 1932-3-4 2670 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  SBBG121995  California macrophylla A. Parikh, N. Gale 2005-4-11 762 Los Angeles Liberty Cyn, 0.6 km N of intersection of Hwy 101 and Liberty Cyn Rd, Agoura Hills 267 Comment
  HSC15386  Calochortus albus David Porter 1965-5-16 Los Angeles 1.0 mi. off Mulholland Hwy. on Old Topanga Canyon Rd. 305 Comment
  JEPS103712 Image available Calochortus catalinae J. Andrews 1994-1 94101 Los Angeles Triunfo Pass, Malibu 627 Comment
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May 31 2008
  SBBG31426  Calochortus catalinae R. F. Thorne 1966-4-4 35780 Los Angeles Blue Cavern Pt 30 Comment
  SD112778  Calochortus catalinae darley F. Howe 1947-3-30 1553 Los Angeles Canyon in Santa Monica Mountains, near seacoast. Comment
  SD69789  Calochortus catalinae Robert F. Thorne 1966-4-4 35767 Los Angeles Santa Catalina Island, on grassy west-facing slope, bluff southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
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Oct 2 2016
  UCR50765  Calochortus catalinae Lyman Benson 1945-5-11 12083 Los Angeles San Gabriel Valley, midway between Pomona and Brea in the Puente Hills. Pacific Slope Drainage 274 Comment
  UCSB11746  Calochortus clavatus Olson, Jim 1962-5-3 Los Angeles 33 miles north of Los Angeles, 4 miles west of Castaic Junction on Highway 126 304 Comment
  SBBG57673  Calochortus clavatus var. gracilis M. N. Ackley 1926-5-8 Los Angeles Mint Cyn 457 Comment
  RSA68338  Calochortus invenustus Verne Grant, Alva Grant 1951-7-13 16079 Los Angeles East of San Antonio Peak, San Gabriel Mountains. 2895 Comment
  RSA699470  Calochortus invenustus LeRoy Gross, P. Morton 2004-6-10 1381 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  UCR257109  Calochortus kennedyi Mitch Provance 2010-5-12 0510- 58 Los Angeles Western Transverse Range/W Mojave Desert, hills south side of Hwy 138, c. 3 miles west of Neenach and 5.5 miles east of intersection of Hwy 138 and N2/Ridge Route 1009 Comment
  SEINET3992041  Calochortus plummerae Ira W. Clokey, B. Templeton 1929-6-1 4579 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  JEPS61707  Calochortus striatus Ralph Hoffmann 1931-5-4 331 Los Angeles 5 mi n Lancaster Comment
  UCR227621  Calochortus weedii var. intermedius D. E. Bramlet, A. Rudalevige 2010-6-22 4725 Los Angeles Chino-Puente Hills, Upper Brea Canyon beside dirt access road 137 m west of the Brea Ridge Motorway and 703 m east of Brea Canyon Road 287 Comment
  RSA725180  Calycoseris parryi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -96 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA0034116  Calystegia felix Maureen Adler 2014-6-25 s.n. Los Angeles City of Long Beach. El Dorado East Regional Park, located between San Gabriel River (west) and Coyote Creek (east). 5 Comment
  CDA1001  Calystegia macrostegia D. G. Kelch 1991-3-17 1301 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SD75619  Calystegia macrostegia Reid Moran 1941-2-19 593 Los Angeles San Clemente Island; Middle Ranch. 500 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
  RSA422195  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR255505  Calystegia macrostegia subsp. arida Dan S. Cooper 2014-6-4 614- 18 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  CAS-BOT-BC221316  Calystegia macrostegia subsp. tenuifolia Louis C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive Comment
  CHSC70114  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1971-7-10 2994 Los Angeles 0.8 mi W of Red box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy2). Comment
  LA204761  Calystegia occidentalis subsp. fulcrata D. Bradbury; Gloria Bradbury 1970-7-17 345 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  SBBG125463  Calystegia occidentalis subsp. fulcrata A. Parikh, N. Gale 2010-6-18 3331 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  SEINET8495306  Calystegia peirsonii D. W. Taylor 2002-5-1 18028 Los Angeles Sierra Pelona, hillslopes flanking Anaverde Valley (4 air miles SW of Palmdale), under electrical transmission lines. Ritter Ridge 7.5' USGS quadrangle 1067 Comment
  RSA762260  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2596 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  POM159464  Camissonia bistorta Thomas Craig 1927-6-19 466 Los Angeles Soledad Canon.[canyon] Comment
  POM272016  Camissonia bistorta Delzie Demaree 1933-3-12 10282 Los Angeles El Segundo. Comment
  POM3212  Camissonia bistorta Minnie Reed 1892-3-20 s.n. Los Angeles Pomona. Comment
  RSA75397  Camissonia boothii subsp. decorticans F. W. Peirson 1928-6-2 7949 Los Angeles San Gabriel Mountains, wash in Rock Creek. 1372 Comment
  RSA0076955  Camissonia californica R. G. Swinney 2010-5-19 12825 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
  UCR282025  Camissonia campestris R. G. Swinney 2014-4-17 16052 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.3-0.4 miles east of Cheeseboro Rd., 100-300 m. south of Calif. Aqueduct 933 Comment
  JEPS31513  Camissonia campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  POM49642  Camissonia campestris subsp. campestris A. D. E. Elmer 1902-06 3715 Los Angeles Acton. Comment
  UCR264879  Camissonia campestris subsp. campestris Mitch Provance, Callen Huff 2009-4-28 10664 B Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA252929  Camissonia claviformis subsp. claviformis Robert F. Thorne, Gary D. Wallace 1973-4-24 43434 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  RSA584871  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-4 2797 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  RSA674739A  Camissonia hirtella Scott D. White, Kent Hughes 2000-5-16 7841 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR111526  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-22 22033 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR179258  Camissonia hirtella R. G. Swinney 1989-6-11 s.n. Los Angeles San Gabriel Mtns., in and near the city of Glendora, Glendora Ridge Motorway, c. 0.25 mi. west of Glendora Mtn. Road 732 Comment
  RSA75433  Camissonia ignota F. W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  POM249868  Camissonia intermedia Joseph A. Ewan 1933-04 10928 Los Angeles Sandy floor of canyon. Higgins Canyon, Santa Monica Mts. Comment
  RSA762057  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA449030  Camissonia micrantha Anstruther Davidson 1911-5-28 2818 Los Angeles Chatsworth Park. Comment
  UCR220042  Camissonia pallida R. G. Swinney 2009-4-24 10457 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA585373  Camissonia pallida subsp. pallida Tim S. Ross 1991-4-27 4658 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCR282669  Camissonia strigulosa Dan S. Cooper 2017-4-13 417- 25 Los Angeles Cornell Road south of Agoura Rd., just east of Medea Creek 253 Comment
  RSA454104  Camissonia strigulosa Ora M. Clark 1929-3-29 1806 Los Angeles E.W. Saugus Comment
  CHSC8282  Camissoniopsis bistorta Edward L. Smith 1957-4-18 206 Los Angeles In a wash, Pomona College, Claremont. 365 Comment
  SD64162  Camissoniopsis bistorta W. Bertsch 1953-4-17 56 Los Angeles Claremont Comment
  UCD103425  Camissoniopsis bistorta Elise Jackson 1993-4-21 46 Los Angeles Newhall, Placerita Canyon Nature Center, Ecology trail, at junction with 'Hidden trail'. 487 Comment
  CAS-BOT-BC160516  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-7-12 18023 Los Angeles San Clemente Island. Near point at east end of Northwest Harbor 30 Comment
  SD186266  Camissoniopsis hirtella A. C. Sanders, Helen Kennedy 2005-4-13 29409 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  UC1871153  Camissoniopsis ignota T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4924 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
  SBBG116769  Camissoniopsis micrantha R. Burgess, P. Munro 1999-4-17 3240 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  UC1971204  Camissoniopsis micrantha Louis C. Wheeler 1947-4-20 6468 Los Angeles SAN GABRIEL MOUNTAINS: Kinneloa Canyon. Comment
  SBBG61358  Camissoniopsis pallida R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  SDSU3394  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-11 235 Los Angeles On power line road about 1 mile north of Pearblossom Road and 0.8 mile east of Llano Road. Comment
  RSA599203  Capsella bursa-pastoris L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  UCR229502  Cardamine Dan S. Cooper 2011-3-8 311- 39 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR186923  Cardaria draba A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32027 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
  RSA602757  Carex abrupta L. C. Wheeler 1967-8-2 10320 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA660254  Carex alma Orlando Mistretta, Peter L. Morrell 1992-6-4 502 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UC115917  Carex alma H. E. Hasse Aug 1893 Los Angeles San Bernardino Range 1524 Comment
  UCR224193  Carex alma Scott D. White 2004-7-28 10651 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  UCR273286  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA364703  Carex barbarae H. de Forest s.n. Los Angeles Verdugo Woodlands. Comment
  RSA669336  Carex barbarae LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 560 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  UCD140366  Carex hassei Robert F. Thorne; M. Z. Thorne 1967-7-19 37188 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  UC1929531  Carex multicaulis Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1680 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA586454  Carex multicaulis Orlando Mistretta 1994-6-21 1380 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  CAS-BOT-BC118429  Carex praegracilis W. R. Dudley; Frank Haines Lamb 1896-6-12 4453 Los Angeles Castoc Lake, Tejon Pass Comment
  RSA230249  Carex schottii Robert F. Thorne 1969-7-2 38252 Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  RSA682298  Carex spissa R. E. Riefner 2000-8-29 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  CAS-BOT-BC115642  Carex triquetra LeRoy Abrams 1901-4-3 1280 Los Angeles Santa Monica Mts. 304 Comment
  RSA364540  Carex triquetra Anstruther Davidson 1879-4-25 s.n. Los Angeles N of E R [Eagle Rock?] Comment
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Oct 25 2015
  RSA589317  Carex tumulicola Timothy S. Ross 1995-5-21 8612 Los Angeles San Clemente Island: West fork at the head of Snail Canyon , bottom of draw. 238 Comment
  CAS-BOT-BC115556  Carex tumulicola Peter H. Raven 1962-4-10 17239 Los Angeles In bed of stream in gully to W side of Island ca 1.5 mi N of Thirst. San Clemente Island 457 Comment
  POM21286  Carex tumulicola Phillip A. Munz 1923-4-10 6737 Los Angeles San Clemente Island: canyon bottom on west coast. Comment
  HSC24290  Carpenteria californica James Henrickson 1970-5-2 4659 Los Angeles Rancho Santa Ana Botanic Garden 381 Comment
  UCD169440  Carpobrotus chilensis R. G. Swinney 2008-4-4 8610 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash. 366 Comment
  UCR273749  Castilleja affinis R. G. Swinney 2011-6-15 15177 A Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  JEPS57317  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1862 Los Angeles Point Dume Comment
  RSA425905  Castilleja affinis subsp. affinis Edwin Kline 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  POM175584  Castilleja applegatei subsp. martinii E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA733564  Castilleja applegatei subsp. martinii R. G. Swinney 1998-8-13 6752 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UC1595209  Castilleja applegatei subsp. martinii Tim Ross and Peter Fritsch 1990-6-20 3674 Los Angeles Rincon-Red Box Rd. (2N24) San Gabriel Mountains (ridgetop between West Fork San Gabriel River and Roberts Canyon) 1255 Comment
  UC284890  Castilleja applegatei subsp. martinii P. A. Munz 1923-8-31 7686 Los Angeles ridge s of Swartout Valley; San Gabriel Mts. 2499 Comment
  LA200848  Castilleja foliolosa Norman A. Cole; May 1964 377 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  OBI70596  Castilleja foliolosa Steve Boyd, Lauren Raz 1997-3-31 9436 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre Mtn Comment
  RSA400563  Castilleja foliolosa Francis W. Pennell, Harvey Anderson 1940-4-30 25301 Los Angeles Crevices of sanstone, 2300 ft. West of Topanga. 701 Comment
  RSA400571  Castilleja foliolosa H. Twining 1906-04 s.n. Los Angeles Elysian Park. Comment
  RSA587814  Castilleja foliolosa Orlando Mistretta 1994-6-15 1356 Los Angeles San Gabriel Mountains: Santiago Canyon. Side drainage entering santiago canyon from the W, about 3 miles S of confluence of santiago Creek and Little Rock Creek. 1341 Comment
  RSA448650  Castilleja linariifolia Roger Minahan 1934-06 20144 Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA628874  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  SFV3335  Castilleja subinclusa subsp. franciscana K. A. Wilson 1961-3-7 945 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  RSA746574  Caulanthus amplexicaulis R. G. Swinney 2008-5-13 8851 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UC56734  Caulanthus amplexicaulis H. M. Hall 1902-5-3 3101 Los Angeles San Francisquito Pass San Francisquito Pass (Southern California) 457 Comment
  RSA531109  Caulanthus cooperi Robert Gustafson, Gary D. Wallace 1982-4-26 2556 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  CAS-BOT-BC38471  Caulanthus coulteri H. E. Hasse 1888-4-1 s.n. Los Angeles Mesa near Glendale. Comment
  HSC6669  Caulanthus inflatus C. S. Apperson 1966-5-24 Los Angeles 4 mi. N of Hi Vista on 200th St., Pearblossom area Comment
  CAS-BOT-BC40215  Caulanthus lasiophyllus Carl B. Wolf 1928-3-29 1545 Los Angeles Foothills at south side of Antelope Valley, 2 miles south of Neenach. 1066 Comment
  CAS-BOT-BC40220  Caulanthus lasiophyllus J. Ewan 1930-5-3 2354 Los Angeles Santa Monica Mountains. Near summit, Mount Hollywood. 505 Comment
  RSA549602  Caulanthus lasiophyllus var. utahensis Timothy S. Ross 1992-4-4 6067 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  CAS-BOT-BC39567  Caulanthus major Gale Sphon 1959-6-27 385 Los Angeles San Gabriel Mountains. Angeles National Forest. Big Rock Canyon. Icy Springs. Comment
  UC870701  Ceanothus I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Canyon 900 Comment
  UCR4117  Ceanothus crassifolius Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  SBBG15979  Ceanothus crassifolius var. crassifolius W. G. Webb 1935-1-13 Los Angeles Eagle Rock Comment
  SFV2217  Ceanothus cuneatus K. A. Wilson 1961-2-18 854 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
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May 1 2014
  RSA592825  Ceanothus cuneatus var. cuneatus Steve Boyd 1996-4-24 8657 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA229157  Ceanothus greggii var. vestitus Robert F. Thorne, C. W. Tilforth 1971-6-30 40839 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  SD230279  Ceanothus greggii var. vestitus Steve Boyd, T. S. Ross, L. Moore, V. Soza 1997-7-8 10002 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon watershed, along Sawmill Mountain Road (7N23), ca. 0.7 miles from junction with Maxwell Truck Trail and Burnt Peak road. 1500 Comment
  SEINET13945931 Image available Ceanothus integerrimus Kay Raeder 1954-1 68 Los Angeles Padua Hills area, San Gabriel Mt. Range, Santa Ana River drainage area; 1200 ft alt. 366 Comment
  CAS-BOT-BC50592  Ceanothus leucodermis Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Sierra Madre Mts. 1524 Comment
  JEPS42404  Ceanothus leucodermis Frank W. Peirson 1920-9-14 2281 Los Angeles Coldwater Canyon San Gabriel Mts. (San Antonio Mts) Comment
  LA44910  Ceanothus megacarpus C. & M. Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA133470  Ceanothus megacarpus Peter H. Raven, H. J. Thompson 1959-4-3 13908 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  RSA399111  Ceanothus megacarpus Louis C. Wheeler 1932-2-20 448 Los Angeles Mandeville canyon, Santa Monica mtns. 137 Comment
  RSA399123  Ceanothus megacarpus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles 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
  RSA583080  Ceanothus megacarpus var. insularis Tim S. Ross 1993-4-22 6888 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  CAS-BOT-BC50498  Ceanothus oliganthus Le Roy Abrams 1899-3-11 292 Los Angeles Millards Canyon Comment
  UC775005  Ceanothus oliganthus var. oliganthus Carl B. Wolf 1941-8-2 11134 Los Angeles 2.7 mi s Frenchman Flats Forest Service Camp; Liebre Mts. Comment
  RSA398932  Ceanothus spinosus Elbert Benjamine 1929-2-24 49 Los Angeles Laurel Canyon, Hollywood Comment
  RSA77489  Ceanothus spinosus F. W. Peirson 1906-7-10 4445 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  UC575720  Ceanothus spinosus Lewis S. Rose 1934-12-31 34528 Los Angeles Griffith Park Los Angeles, Griffith Park Comment
  CDA1868  Cenchrus longispinus T. C. Fuller 1958-8-6 3960 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  LA200179  Centaurea melitensis Jonathan Sauer; R. Thaman 1970-6-6 4818 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon 365 Comment
  PASA81  Centaurea melitensis Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  SBBG65831  Centaurea melitensis M. M. Rice, M. N. Ackley -Apr-1928 306 Los Angeles Hollywood Hills 274 Comment
  SFV16922  Centaurea melitensis G. Beall 1997-5-9 20 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile east of Malibu Canyon Road. Comment
  UC61538  Centaurium venustum Ernest Braunton Jun 1903 892 Los Angeles Glendale to Burbank Comment
  RSA724517  Centaurium venustum K. Dobry 1992-10-25 d- 1081 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  SEINET8583386  Centaurium venustum G. B. Grant 1901-1 441 Los Angeles Oak Knoll, Pasadena. Comment
  CAS-BOT-BC288833  Centromadia parryi subsp. australis Peter H. Raven 1957-9-21 11332 Los Angeles At NW end of UCLA campus, Los Angeles Comment
  SBBG44385  Centrostegia thurberi G. Sphon, D. Hearn 1956-5-30 27 Los Angeles Black Butte Comment
  SD72255  Cercocarpus betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles Chilao, 1 mi. north of Chilao Fire Station, San Gabriel mountains 1524 Comment
  SEINET6331968  Cercocarpus betuloides G. B. Grant 1902-1 158 Los Angeles Coast Ranges, Pasadena Comment
  CAS-BOT-BC142127  Cercocarpus betuloides var. betuloides L. R. Abrams 1913-7-18 5012 Los Angeles Russel's Lake Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA611270  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 S- 40 Los Angeles San Gabriel Mountains 1/2 mile E of Palmer Canyon. 915 Comment
  SBBG70713  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SBBG78165  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 4282 Los Angeles Hamilton Cyn 10 Comment
  LA88741  Cercocarpus traskiae Karen Searcy; 1967-5-1 40 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  UCR258912  Chaenactis artemisiifolia R. G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC276894  Chaenactis fremontii Ira L. Wiggins; W. R. Ernst 1958-5-2 230 Los Angeles Desert flats 1 mile NW of Little Rock Comment
  IRVC28369  Chaenactis glabriuscula A. C. Sanders, Tricia Wotipka 2003-4-28 26097 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCD168219  Chaenactis glabriuscula J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC277356  Chaenactis glabriuscula var. glabriuscula A. D. E. Elmer 1902-6-1 3702 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC277384  Chaenactis glabriuscula var. glabriuscula John H. Thomas 1957-5-3 6728 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA562558  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1993-5-11 8122 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  CAS-BOT-BC277515  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 235 Los Angeles Roscoe Comment
  POM12310  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 51 Los Angeles Claremont. 365 Comment
  RSA755975  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-12 2419 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UC579433  Chaenactis xantiana A. D. Gifford 1935-3-31 531 Los Angeles 5.6 mi nw of Redrock Mountain; Tejon 1280 Comment
  SEINET11860938  Chaenactis xantiana H. M. Hall 1902-1 3073 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1067 Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  RSA70547  Chamaesyce albomarginata F. W. Peirson 1919-2-16 2038 Los Angeles Point Fermin. Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA70535  Chamaesyce melanadenia F. W. Peirson 1924-12-5 5380 Los Angeles Large colony on open bank above trail; Little Samnta Anita Canyon. Comment
  RSA589328  Cheilanthes newberryi T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8583 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  UCR205542  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36908 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  UCR206515  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36957 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCR98230  Chenopodium album B. G. Pitzer 1996-4-28 2732 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park 18 Comment
  CAS-BOT-BC460930  Chenopodium album Peter H. Raven 1957-9-21 11367 Los Angeles Topanga Canyon, 2.3 miles above US Hwy 101A, Santa Monica Mountains Comment
  RSA155853  Chenopodium album var. missouriense P. H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 2 Comment
  UC7279  Chenopodium ambrosioides A. J. McClatchie 1892-12-12 26 Los Angeles near Pasadena Comment
  RSA0103920  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA738047  Chenopodium berlandieri Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  RSA478443  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-4-8 S 4508 Los Angeles Santa Catalina Island. Avalon Valley, near golf course. 30 Comment
  RSA586989  Chenopodium californicum Orlando Mistretta 1992-5-8 307 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  SD181598  Chenopodium californicum Louis C. Wheeler 1967-5-31 9798 Los Angeles San Gabriel Mountains, just over the rise immediately west of Caldwell Lake, at edge of shrub [scrub?]. Comment
  RSA188248  Chenopodium murale R. F. Thorne, P. C. Everett 1965-6-23 35012 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  RSA478537  Chenopodium murale F. R. Fosberg 1931-5-22 7162 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA650316  Chenopodium murale Don Black 1948-4-20 s.n. Los Angeles Found 1 mi. North of 101 highway, El Rio. 22 Comment
  SD90263  Chenopodium murale Robert F. Thorne 1973-4-12 42926 Los Angeles San Clemente Island: Pyramid Cove at south end of island 3 Comment
  RSA594658  Chenopodium pumilio L. C. Wheeler 1945-9-20 6157 Los Angeles San Gabriel Mountains. Kinneloa ( Sycamore ) Canyon. 335 Comment
  RSA748847  Chenopodium pumilio Justin M. Wood 2009-4-13 488 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  LA31614  Chenopodium pumilio Peter H. Raven; 1959-10-9 14611 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA37478  Chenopodium strictum var. glaucophyllum H. Lewis; 1940-8-14 sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  UC1234788  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles Atherton Street San Gabriel River, Long Beach 1 Comment
  POM364939  Chloris gayana H. L. Bauer 1929-09 372 Los Angeles Long Beach. 30 Comment
  SD241136  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126 (Newhall 7.5'Q) 319 Comment
  SEINET1906981  Chorizanthe parryi var. fernandina Mark A. Elvin, Vipul Joshi, Tricia Wotipka 2003-1 2940 Los Angeles N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa 366 Comment
  UCR128096  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  RSA29723  Chorizanthe procumbens Louis C. Wheeler 1934-1 766 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  CAS-BOT-BC244654  Chorizanthe staticoides Steve Boyd; Lauren Raz 1997-5-6 9700 Los Angeles Liebre Mountains Region. San Francisquito Canyonm west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater 731 Comment
  JEPS23139  Chorizanthe staticoides Rimo Bacigalupi with Reino Alava 1958-7-21 6459 Los Angeles one-half mi wnw Hughes Lake Post Office (flat in San Andreas Rift (fault) Valley, Angeles National Forest); Angeles National Forest, San Andreas Rift Valley 998 Comment
  RSA392676  Chorizanthe staticoides Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 579 Comment
  RSA488740  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a low mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley. 381 Comment
  UCR190409  Chorizanthe staticoides R. G. Swinney 2000-5-20 7694 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA0065551  Chorizanthe staticoides Eleanor McClung 1937-5-20 183 Los Angeles Grifffith Park, Los Angeles. Comment
  RSA587233  Chorizanthe watsonii Orlando Mistretta 1994-5-11 1179 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  UCR256584  Chorizanthe xanti var. xanti Anuja Parikh, Nathan Gale 2011-6-8 3427 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.5 km west of Godde Hill Road, 1.1 km south of California Aqueduct 1100 Comment
  CDA20115  Chrysanthemum coronarium M. O'Brien 2003-4-2 MOB 14 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial SB. 0 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood Comment
  SEINET8734889 Image available Chrysothamnus californicus var. occidentalis F. R. Fosberg 1931-1 7057 Los Angeles Upper Sonoran Zone, near Reservoir Summit, Ridge Route, western Sierra Madre Mountains 1 Comment
  UCR160045  Cirsium occidentale Steve Boyd, Amber Maurice 2004-5-18 11331 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR258936  Cirsium occidentale var. californicum R. G. Swinney 2010-4-23 12339 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM246528  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-29 4709 Los Angeles Santa Catalina Island. Small canyon between Cottonwood and Middle Ranch Canyons 100 Comment
  CAS-BOT-BC292694  Cirsium occidentale var. venustum Donald Kyhos 1958-6-20 58 -217 Los Angeles 0.75 miles south of Gorman, Highway 99 Comment
  UCD130817  Cirsium vulgare Daryl Koutnik 1978-6-24 553 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  RSA578732  Cistanthe monandra Timothy S. Ross, J. Mark Porter 1994-5-1 7588 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR192932  Clarkia bottae Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., northwest entrance to Griffith Park, vicinity of Travel Town and adjacent to cemetery, Los Angeles 175 Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  UCR205555  Clarkia dudleyana R. G. Swinney 2008-5-30 8875 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, tributary on south side of canyon 0.1 mi. east of park office 305 Comment
  RSA678237  Clarkia epilobioides Valerie L. Soza, Steve D. Boyd 2002-4-10 1402 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  CAS-BOT-BC163721  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-19 54 Los Angeles Palmers Canyon 900 Comment
  LA32224  Clarkia unguiculata Peter H. Raven; 1959-5-3 14074 Los Angeles Santa Monica Mountains, Mulholland Drive near head of Franklin Canyon 380 Comment
  LA45508  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  UC1719598  Clarkia xantiana subsp. xantiana Monica Geber with Vincent Eckhart 1995-6-6 Los Angeles Along Pine Canyon Road, ca. 0.5 mi N of Three Points, north slope of Liebre Mountain. 1030 Comment
  RSA748782  Claytonia parviflora subsp. parviflora Justin M. Wood 2009-4-7 467 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR178382  Claytonia parviflora subsp. parviflora LeRoy Gross 2003-3-7 754 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 427 Comment
  UCR199961  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1151 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  RSA660410  Claytonia parviflora subsp. utahensis Orlando Mistretta 1992-5-21 375 Los Angeles Right Star Mine, S of Acton. Comment
  SD253497  Claytonia parviflora subsp. viridis R. G. Swinney 2011-5-19 14783 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  RSA0005227  Claytonia parviflora subsp. viridis Anstruther Davidson, Hasse 1906-6-6 1507 Los Angeles San Gabriel Mountains 1524 Comment
  RSA329733  Claytonia perfoliata subsp. intermontana Gary D. Wallace 1965-3-25 212 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  CAS-BOT-BC439961  Claytonia perfoliata subsp. mexicana Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  POM50086  Claytonia perfoliata subsp. mexicana L. W. Nuttall 1921-2-9 1077 Los Angeles Santa Catalina Island. Avalon Canyon. Comment
  UCR211806  Claytonia perfoliata subsp. mexicana Valerie Soza, LeRoy Gross 2002-5-8 1452 Los Angeles Transverse Ranges; Liebre Mountains Region, SW side of Deer Summit (3599 ft.), ridge between Dry Canyon and Haskell Canyon 1052 Comment
  RSA0091716  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  LA52246  Clematis lasiantha Elizabeth McClintock; Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park. Comment
  UCR182846  Clematis ligusticifolia R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, along Big Dalton Canyon Rd, 1.2 mi NE of Glendora Mtn Rd., south side of road 427 Comment
  LA32195  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1959-10-31 14728 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, 2.7 mi N of Sunset Blvd. 259 Comment
  RSA386281  Clematis pauciflora A. M. Johnson 1933-5-20 4310 Los Angeles Fish Canyon Wash. Comment
  POM2453  Cleome isomeris W. R. Dudley, F. H. Lamb 1896-06 4439 Los Angeles Gorman Comment
  CATA1796  Clinopodium douglasii Benjamin E. Carter 2012-8-23 6980 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  UCR274960  Collinsia bartsiifolia Michael Honer, Rachel Woodard 2006-4-17 2189 Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  UCR98797  Collinsia bartsiifolia var. davidsonii Steve Boyd, Lauren Raz 1997-4-16 9520 Los Angeles San Gabriel Mtns., NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01. 960 Comment
  JEPS6170  Collinsia callosa Frank W. Peirson 1921-6-15 2443 Los Angeles Chilao San Gabriel Mountains (from Pine Flats to Islip) 1645 Comment
  SD4532  Collinsia linearis Ruth B. Randall 8/1928 78 Los Angeles Tejunga [Tujunga] Canyon Comment
Read comments
May 23 2012
  UCR262471  Colutea arborescens Esther Chuang 2013-5-27 30 Los Angeles San Gabriel Mountains, Angeles National Forest, San Gabriel Canyon Road/Hwy 39 1005 Comment
  LA46187  Comarostaphylis diversifolia subsp. planifolia W. O. Griesel; 1936-2-26 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR177728  Conium maculatum LeRoy Gross, N. Fraga, S. Williams 2002-7-17 564 Los Angeles Transverse Ranges: Verdugo Mountains Region, North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  JEPS41825  Conyza canadensis Frank W. Peirson 1918-10-16 273 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 518 Comment
  RSA0105017  Conyza canadensis R. G. Swinney 2011-10-27 15915 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA0110580  Corallorhiza maculata R. G. Swinney 2011-8-5 15616 Los Angeles San Gabriel Mountains: ridge to immediately west of Lily Spring, c. 300 meters south of Hwy. 2/Angeles Crest Hwy, north slope of Mt. Hawkins. 2427 Comment
  RSA772426  Coreopsis bigelovii R. G. Swinney 2009-4-29 10618 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR223167  Coreopsis bigelovii R. G. Swinney 2009-5-20 10811 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA276117  Coreopsis californica J. Sauer 1973-4-13 5417 Los Angeles Carpeting sand between Larrea bushes, visible from miles awy. Lovejoy Buttes N of Pearblossom Comment
  SEINET3132722  Coreopsis californica J. L. Strother 1968-4-18 614 Los Angeles Rt. 138 betw. Desert Sprgs. & rd. connecting to Victorville Comment
  UC1348966  Coreopsis gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles n of Isthmus Cove; Santa Catalina Island, Bird Rock 7 Comment
  SBBG60560  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  POM356143  Corethrogyne filaginifolia var. glomerata Anstruther Davidson 1892-8-20 1995 Los Angeles Mt. Wilson Comment
  RSA129810  Corethrogyne filaginifolia var. rigida A. D. Gifford 1935-1-16 418 Los Angeles In canyon 7.5 miles ESE OF Whitaker Peak. 488 Comment
Read comments
Jun 11 2014
  RSA533502  Coronilla valentina T. S. Ross 1991-3-9 4204 Los Angeles Whittier Hills (Puente Hills, pro parte) : Skyline drive at the head of Turnbull Canyon. 348 Comment
  RSA579283  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  LA201787  Cotoneaster franchetii Arthur C. Gibson; 2003-9-3 4845 Los Angeles 167 Comment
  SFV20844  Cotula australis L. Gross 2003-2-22 732 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  UCR131423  Cotula coronopifolia Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, Harbor Park, Harbor City 20 Comment
  RSA762351  Crassula connata R. G. Swinney 2009-3-6 10053 Los Angeles 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  SBBG133430  Crassula connata J. Lambert, S. McDonough 2005-4-6 SERG 47 -05 Los Angeles near Swat 2 23 Comment
  RSA659814  Crassula connata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 109 Los Angeles San Clemente Island. Comment
  RSA292456  Crossosoma californicum James Henrickson 1973-01 8107 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon near Haypress area and Airport Road Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  SBBG106897  Crossosoma californicum M. L. Hoefs, R. F. Thorne 1996-4-6 3670 Los Angeles Old Bird Park, Avalon Cyn 103 Comment
  UC859049  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 Los Angeles Santa Catalina Island Comment
  RSA746627  Croton californicus R. G. Swinney 2008-4-10 8640 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir. 402 Comment
  SD39881  Croton californicus Edith A. Purer 1932-4-23 2771 Los Angeles El Segundo Comment
  UC303794  Croton californicus S. B. Parish 1918-6-5 11875 Los Angeles Playa del Rey Comment
  UCD141997  Croton californicus Kenneth A. Wilson 1961-3-12 1006 Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  RSA585361  Cryptantha barbigera T. S. Ross 1991-4-27 4703 a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SEINET7063088  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  UCR223055  Cryptantha circumscissa R. G. Swinney 2009-5-5 10645 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR280905  Cryptantha circumscissa R. G. Swinney 2014-4-23 16159 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA338008  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles Ridges of Grand Canyon, Santa Catalina Island. Comment
  RSA647794  Cryptantha intermedia LeRoy Gross, Laura Moore 2000-6-5 203 a 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
  RSA675964  Cryptantha intermedia LeRoy Gross 2003-3-9 811 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SFV16010  Cryptantha intermedia P. W. Byrne, H. Levin 1994-4-10 10 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCR273166  Cryptantha intermedia var. intermedia R. G. Swinney 2011-5-10 14630 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  SBBG119296  Cryptantha microstachys V. Soza, K. Hughes 1999-6-17 538 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  UCR84488  Cryptantha microstachys T. S. Ross, Steve Boyd 1993-5-23 7289 Los Angeles San Gabriel Mtns., lower, easterly ridge of Red Mtn, on northerly slope c. 380 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  SFV6286  Cryptantha muricata M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Oat Mountain. Junction of Browns Canyon Road and main ridge road. 1059 Comment
  UC1618399  Cryptantha muricata Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7485 Los Angeles Pine Canyon Rd. along San Andreas fault on n. side of San Gabriel Mts. (Co. Rd. N2); San Gabriel Mts. Comment
  UCR126887  Cryptantha muricata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26197 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR258733  Cryptantha muricata R. G. Swinney 2010-3-16 11922 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
  UCR258772  Cryptantha muricata R. G. Swinney 2010-6-23 13347 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR273425  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR276934  Cryptantha muricata R. G. Swinney 2010-5-21 12849 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCSB5593  Cryptantha muricata B., K. 1943-6-14 Los Angeles Climatic station, 5100 foot contour, Fern Canyon, near head of East fork of San Dimas Canyon, San Dimas Experimental Forest, San Gabriel Mtns. Comment
  SBBG63776  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA0079204  Cryptantha muricata var. muricata Scott D. White, Michael Honer 2003-5-7 9208 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 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
  RSA0110199  Cryptantha muricata var. muricata Richard G. Swinney 2011-5-16 14728 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0070285  Cryptantha nevadensis var. rigida LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6998 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0055754  Cryptantha oxygona R. G. Swinney 2010-5-19 12813 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  RSA679929  Cryptantha oxygona LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 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
  RSA592180  Cryptantha similis L. C. Wheeler 1967-5-12 9444 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET10952261  Cucurbita Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3785 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC224491  Cuscuta californica Tim Ross 1992-6-15 6575 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  UCR209454  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA209614  Cycladenia humilis var. venusta Wandalee Thompson 1970-9-4 s.n. Los Angeles The Pine Mt. north of San Antonio Pk. 2560 Comment
  UCR131382  Cyclospermum leptophyllum Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR260613  Cynara scolymus R. G. Swinney 2010-6-23 13334 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  HSC9501  Cynodon dactylon John Warner Hosking 1964-10-24 Los Angeles Back yard of home in Manhattan Beach. Comment
  RSA640644  Cynodon dactylon L. C. Wheeler 1966-10-1 8932 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  UCR180181  Cynodon dactylon R. G. Swinney 1989-4-6 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, debris basin parking area 351 Comment
  SD252221  Cyperus Steven A. Junak 2000-6-29 Sca 1352 Los Angeles Santa Catalina Island. Just E of Middle Ranch Road, ca. 1.1 mile from intersection with Airport Road. 289 Comment
  RSA211812  Cyperus eragrostis L. C. Wheeler 1933-12-24 2344 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 412 Comment
  RSA593598  Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UC1116253  Cyperus erythrorhizos F. R. Fosberg and J. A. Ewan 1931-8-10 Los Angeles n. fork San Gabriel Canyon (margin of Crystal Lake); San Gabriel Mts., , Crystal Lake 1600 Comment
  RSA365096  Cyperus niger var. capitatus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA600049  Cystopteris fragilis Steve Boyd, Lauren Raz 1997-5-20 9804 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  POM364988  Dactylis glomerata Edwin Kline 1924-5-22 s.n. Los Angeles Los Angeles. Comment
  UC140470  Datisca glomerata C. F. Baker 1903-10-10 3733 Los Angeles near Claremont (San Antonio Canyon); Pacific Coast, San Antonio Canyon Comment
  RSA187916  Datura wrightii Robert F. Thorne 1966-9-14 36632 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA647954  Datura wrightii Michelle Manolovitz, Brian Manolovitz 1992-5-19 25 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA600200  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-29 9914 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SD28065  Daucus pusillus Carl B. Wolf 1932-5-10 3526 Los Angeles Santa Catalina Island; along the equestrian trail, back of Avalon. 259 Comment
  RSA470785  Daucus pusillus M. B. Dunkle 1939-4-2 7206 Los Angeles San Clemente Island, southeast point. Comment
  UC1409093  Deinandra clementina Robert F. Thorne 1966-4-16 36025 Los Angeles slope above Wilson Cove (ne end of island); San Clemente Island 30 Comment
  CAS-BOT-BC299282  Deinandra fasciculata Muriel F. Wheeler 1938-7-2 893 Los Angeles At mouth of San Dunas Canyon (east approach), San Gabriel Mountains 400 Comment
  SD52905  Deinandra fasciculata Peter H. Raven 1962-5-9 17689 Los Angeles San Clemente Island; road above Pyramid Cove. 120 Comment
  SFV5395  Deinandra kelloggii J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Near Pearblossom. Area later destroyed in construction of water project reservoir. 915 Comment
  OBI16202  Deinandra minthornii P. A. Holden 1968-10-19 615 a Los Angeles Along old hwy 118 in Santa Susana mtns about 1 me E of county line. Comment
  UC166862  Delairea odorata Geo. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  POM199601  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  RSA394515  Delphinium cardinale V. V. Giles 1936-7-5 49 Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  RSA0029747  Delphinium glaucum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0133 Los Angeles Lily Spring, Approx. 0.5 mi northwest of Mt. Hawkins 2459 Comment
  UCR182641  Delphinium glaucum R. G. Swinney 1997-7-23 5725 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  SEINET6086661  Delphinium parishii Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA191575  Delphinium parishii subsp. parishii Robert F. Thorne 1966-4-23 36150 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  RSA725203  Delphinium parishii subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -42 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA398713  Delphinium parryi M. B. Dunkle 1932-5-28 2968 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA715158  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR131411  Delphinium parryi Alison Lipman 1998-1 s.n. Los Angeles South Coastal Plains Region, Del Cerro Park, Rancho Palos Verde 360 Comment
  RSA398740  Delphinium parryi Tisdale 1929-5-20 s.n. Los Angeles Mulhalland highway Comment
  POM293040  Delphinium parryi subsp. parryi Lyman Benson 1945-5-21 11722 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  UC1929742  Delphinium parryi subsp. parryi V. Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  POM123107  Delphinium patens subsp. hepaticoideum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  SBBG127045  Delphinium patens subsp. montanum A. Parikh, N. Gale 2011-7-5 3535 Los Angeles rd to Barley Flats, 3.5 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1675 Comment
  UCR273569  Deschampsia danthonioides R. G. Swinney 2011-6-15 15179 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  CAS-BOT-BC43170  Descurainia pinnata subsp. brachycarpa John H. Thomas 1957-4-27 6668 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  UC10802  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 163 Los Angeles near San Gabriel (Pt. Michael); Pt. Michael Comment
  CAS-BOT-BC402273  Dicentra chrysantha Joseph Andorfer Ewan 1932-7-4 7592 Los Angeles Millards Canyon, San Gabriel Mts. 1188 Comment
  POM21346  Dicentra chrysantha Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  UC575009  Dichelostemma capitatum E. Lloyd 1933-3-2 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  UCR213371  Dichelostemma capitatum Dan S. Cooper 2010-3-29 20100312- 16 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA712708  Dichelostemma capitatum subsp. capitatum A. C. Sanders 2003-3-14 25755 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
  UC1922309  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 14.5'' N 118deg 17' 15.8'' W T2N Comment
  RSA323744  Dichelostemma capitatum subsp. capitatum F. H. Elmore 391 Los Angeles San Clemente Island. Comment
  RSA600886  Digitaria ischaemum L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  RSA603226  Digitaria sanguinalis L. C. Wheeler 1932-9-5 1339 Los Angeles San Antonio Canyon 1066 Comment
  SBBG15757  Diplacus brevipes W. G. Webb 1935-4-16 Los Angeles Eagle Rock Comment
  CAS-BOT-BC150665  Diplacus longiflorus Louis C. Wheeler 1932-7-2 885 Los Angeles E. Fork San Dimas Canyon, San Gabriel Mts. 762 Comment
  SD217382  Diplacus parviflorus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4312 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  CAS-BOT-BC150864  Diplacus puniceus Alice Eastwood 1917-7-20 6502 Los Angeles Santa Catalina Island Comment
  SBBG131908  Diplacus puniceus S. A. Junak 2000-6-30 SCa 1361 Los Angeles N-facing slope just W of summit of Mt Torquemada and Triangulation Pt "Well 2" 402 Comment
  SBBG94254  Distichlis littoralis F. R. Fosberg 1931-5-20 S 4927 Los Angeles Santa Catalina Island Comment
  UC38056  Distichlis spicata J. Burtt Davy May 9-24 1896 2266 Los Angeles near Rosamond Comment
  RSA249737  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, M. Z. Thorne 1973-2-12 42465 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA729427  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UC212310  Drymocallis glandulosa var. glandulosa D. L. Crawford 1915-6-30 Los Angeles mts above Claremont (Southern California); Mts. above Claremont 2133 Comment
  SD253314  Dryopteris arguta R. G. Swinney 2011-11-3 15989 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt. Wilson 7.5'Q) 622 Comment
  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
  RSA0081052  Dudleya cymosa R. G. Swinney 2010-6-1 13108 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR139884  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SBBG70387  Dudleya lanceolata R. Hoffmann 1931-5-8 Los Angeles 2-3 mi E of Elizabeth Lake Comment
  RSA786894  Dudleya multicaulis Doris Bowers 1957-5-22 741 Los Angeles Hill N/W of San Dimas 305 Comment
  CAS-BOT-BC417760  Dudleya pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topango Canyon 100 Comment
  UC933239  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topanga Canyon Sierra Santa Monica 91 Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 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
  UCR230591  Dysphania multifida Mike Misenhelter 2011-8-9 s.n. Los Angeles San Gabriel Valley, Walnut, along south side of Hwy 60 near Walnut Dr. and east of the Fairway exit, near Royal Vista Golf Course 159 Comment
  POM365252  Echinochloa crus-galli H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  SEINET8466417 Image available Echinodorus cordifolius L. C. Wheeler 1949-6-22 6708 Los Angeles Altadena. Devil's Gate Dam.; 321 Comment
  SBBG31400  Eleocharis macrostachya R. F. Thorne 1966-4-7 35979 Los Angeles one of upper small ponds near Arrow Pt 60 Comment
  CAS-BOT-BC113285  Eleocharis parishii Robert F. Thorne; J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mts, Angels Natl Forest: Jackson Lake, NW end of lake on low, dry bank. 1866 Comment
  RSA602979  Eleocharis quinqueflora L. C. Wheeler 1967-7-15 10022 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA735125  Eleusine coracana subsp. africana R. E. Riefner 2007-8-3 7 -341 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  RSA773621  Elymus elymoides R. G. Swinney 2009-6-24 11234 Los Angeles summit of Granite Mountain 1988 Comment
  SEINET10564718  Elymus elymoides LeRoy R. Abrams 1902-6-29 Abrams 2597 Los Angeles Open pine forests, Mt. Wilson. Comment
  POM178021  Elymus glaucus Joseph A. Ewan 1931-5-16 4202 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 366 Comment
  RSA0091868  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1547 Los Angeles Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mile upstream from junction with Cottonwood Canyon Road. 182 Comment
  POM1297  Elymus glaucus subsp. glaucus I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA225682  Elymus glaucus subsp. glaucus R. F. Thorne, A. C. Gibson 1971-5-22 39727 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon 274 Comment
  UCR273654  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14947 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
  UCR142808  Elymus glaucus var. glaucus L. C. Wheeler 1936-6-21 4162 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  RSA0057919  Emmenanthe penduliflora Richard G. Swinney 2010-4-15 12216 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UCD119212  Emmenanthe penduliflora Daryl Koutnik 1978-5-2 461 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  CAS-BOT-BC131153  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-7-2 548 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  UC450830  Encelia actoni Fay A. Macfadden 1931-4-22 2640 Los Angeles Power Plant No.1 San Franscito Canyon Comment
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Feb 11 2015
  CAS-BOT-BC131203  Encelia californica Alice Eastwood 1906-5-27 148 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC81487  Ephedra aspera David Dreyer 1968-4-6 s.n. Los Angeles Along north slopes of San Gabriel Mts. 1615 Comment
  CAS-BOT-BC126752  Ephedra nevadensis Steven R. Hill; Kate Kramer 2001-4-22 33366 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 853 Comment
  CHSC42171  Ephedra nevadensis Blake A. Rowe 1986-3-24 12 Los Angeles 10 mi ne of Canyon Country, 4 mi n of jct of Hwy 14 and Vasquez Rocks Company Park, at s edge of Los Angeles National Forest. 720 Comment
  SBBG32264  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  RSA590826  Ephedra nevadensis var. nevadensis Orlando Mistretta 1994-3-30 979 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SFV311  Ephedra viridis K. A. Wilson 1961-4-29 1175 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  RSA607562  Epidendrum obrienianum Louis C. Wheeler 1965-1-15 8652 Los Angeles Los Angeles: Kerckhoff Estate, University of Southern California, 734 W. Adams Blvd. Comment
  UC1586195  Epilobium brachycarpum Tim Ross 1991-8-16 5819 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (dry stream depression) 1719 Comment
  UCR124724  Epilobium canum B. C. Templeton 1932-8-25 5070 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CATA3157  Epilobium canum subsp. canum Amy Catalano 2016-6-14 144 Los Angeles Santa Catalina Island: Southwest of Cape Canyon corrals, east of Cape Canyon Road 171 Comment
  POM2976  Epilobium canum subsp. canum L. T. Street 1918-11-3 s.n. Los Angeles San Jose Hills. Comment
  RSA588401  Epilobium canum subsp. canum T. S. Clare 1930-10-26 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA588446  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  UC874242  Epilobium canum subsp. canum P. A. Munz 1922-11-20 6568 Los Angeles hills s San Dimas Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  CATA3560  Epilobium ciliatum subsp. ciliatum Benjamin J. Dion, Kristy Lanz 2018-6-20 008 Los Angeles Santa Catalina Island: Pacific side; In seeps on moist, south-facing waterfall in a drainage in Coffeepot Canyon watershed 288 Comment
  RSA588350  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA191377  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, M. Z. Thorne 1967-7-19 37187 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UCR103766  Epilobium densiflorum David Charlton 1989-6-10 3214 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  RSA228969  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne 1971-8-25 41311 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  SBBG122061  Epilobium pygmaeum A. Parikh, N. Gale 2003-5-24 741 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  RSA0021695  Epipactis gigantea Duncan S. Bell, Caitlin Elam 2013-6-24 5268 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  JEPS60145  Equisetum arvense Joseph Andorfer Ewan 1932-6-16 7283 Los Angeles below Charlton Flats; San Gabriel Mts., Price Mt. Region 1524 Comment
  RSA733582  Equisetum laevigatum R. G. Swinney 1998-7-29 6524 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA771633  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR138502  Equisetum laevigatum L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  RSA684606  Equisetum laevigatum Stone 1936-3-24 110 Los Angeles Stream bed Comment
  RSA684641  Equisetum laevigatum B. C. Templeton 1934-10-13 4796 Los Angeles Los Angeles River Comment
  RSA0073115  Equisetum telmateia subsp. braunii Mark L. Hoefs 1995-5-23 2075 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  RSA639607  Equisetum telmateia var. braunii L. C. Wheeler 1933-5-5 1686 Los Angeles Fish Canyon W fork below falls, San Gabriel Mts 396 Comment
  SEINET3129149  Eragrostis orcuttiana J. H. Barber 1897-6-29 220 Los Angeles Bear Canyon Comment
  SBBG120833  Eremalche exilis A. C. Sanders 2006-4-11 32049 Los Angeles 90th St E in vicinity of Ave O; NE of Palmdale, Antelope Valley 793 Comment
  POM246430  Eremocarpus setiger F. R. Fosberg 1931-4-23 54698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  UC303932  Eremocarpus setiger Geo. B. Grant 1906-8-23 Los Angeles Pasadena Comment
  SEINET12141704  Eremocarpus setiger Unknown 1902-1 2966 Los Angeles near Inglewood Comment
  CAS-BOT-BC514446  Eriastrum eremicum subsp. eremicum Ernest C. Twisselmann 1965-5-5 10704 Los Angeles Mojave Desert: Lancaster Blvd near the Kern County Line (Edwards Air Force Base) 746 Comment
  RSA0074207  Eriastrum eremicum subsp. eremicum Anstruther Davidson 1927-07 s.n. Los Angeles Llano. Mohave Desert. Comment
  UCR98750  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  JEPS16259 Image available Eriastrum pluriflorum Philip A. Munz and T. Craig 12925 Los Angeles 10 mi s Muroc; ; S of Muroc, Los Angeles Co. Comment
  UC880227  Eriastrum sapphirinum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon Santa Monica Mts. Comment
  RSA0122864  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2008-6-4 8939 Los Angeles San Gabriel Mtns: Devils Punchbowl Co. Park, 0.2 mile north of park headquarters/nature center. 1430 Comment
  RSA0121261  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1909-12-15 5239 Los Angeles Claremont. 365 Comment
  RSA0121282  Eriastrum sapphirinum subsp. dasyanthum Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SEINET14611630  Eriastrum virgatum H. P. Chandler 1902-6-3 2006 Los Angeles Brush Canyon, near Cahuenga Peak. Comment
  UCR223818  Ericameria cooperi R. G. Swinney 2009-6-17 11188 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR139122  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  UCR223178  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SDSU3907  Ericameria ericoides F. Young Berg 2835 Los Angeles Vacant lot east of Eli p. Clark Hall, Pomona College, Claremont. Comment
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Feb 6 2016
  LA82942  Ericameria linearifolia O. H. Kappler; 1945-4-20 734 Los Angeles Gorman, Hiway 99 975 Comment
  OBI15438  Ericameria linearifolia Louis C. Wheeler 1932-4-9 563 Los Angeles 4 mi WSW Fairmont, Antelope Valley 914 Comment
  UC1870181  Ericameria linearifolia LeRoy Gross, Ted Anderson 2004-5-3 1216 Los Angeles Transverse Ranges; San Gabriel Mountains region; Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1380 Comment
  UCSB50659  Ericameria linearifolia Wood, Kathy 1980-5-22 Los Angeles Interstate 5 north to Hungry Valley Road offramp 22 miles 914 Comment
  JEPS21516  Ericameria nauseosa var. bernardina Frank W. Peirson 1918-9-7 226 Los Angeles trail near Mt. Markham; San Gabriel Mts. 1645 Comment
  VVC3087  Ericameria nauseosa var. ceruminosa Tim Thomas, P. J. MacKay 2014-10-12 6447 Los Angeles Transverse Range, North of Liebre Mtns, Portal Ridge at mouth of Bleich Cyn. 936 Comment
  SBBG137  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SBBG62915  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  SD72773  Ericameria pachylepis F. R. Fosberg 1931-9-16 S 5681 Los Angeles East base of Baldwin Hills. 49 Comment
  UCR192961  Ericameria palmeri Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., along Forest Lawn Dr. across from the cemetery, vicinity of Griffith Park, Los Angeles 160 Comment
  UC1118787  Ericameria palmeri var. pachylepis P. L. Johannsen 1934-2-8 271 Los Angeles Saugus Santa Susana Quadrangle Comment
  RSA0103911  Ericameria parishii R. G. Swinney 2011-10-10 15749 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
  CAS-BOT-BC293117  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  RSA597042  Ericameria pinifolia Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3843 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  CAS-BOT-BC296174  Erigeron foliosus var. foliosus G. B. Grant 1904-6-1 412 a Los Angeles Monrovia Comment
  CAS-BOT-BC296180  Erigeron foliosus var. foliosus F. W. Peirson 1920-5-12 231 Los Angeles San Gabriel Wash near Foothill Boulevard 182 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
  UC166887  Erigeron foliosus var. foliosus Geo. B. Grant June 1904 412 a Los Angeles Monrovia Comment
  RSA596992  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1996-9-24 8966 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  HSC13530  Eriodictyon crassifolium C. E. Fellows 1965-4-15 27 Los Angeles 1 mile NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  UCD119236  Eriodictyon crassifolium Elise Jackson 1993-4-30 32 Los Angeles Newhall, E. side of The Old Road, 1/2 mi. so. Of Calgrove Blvd. 396 Comment
  OBI69405  Eriodictyon crassifolium var. crassifolium Tony Simon 1994-4-30 s.n. Los Angeles San Gabriel Mts., Big Tujunga Canyon rd. 3 mi past jctn with Angeles Crest hwy 610 Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  JEPS57328  Eriodictyon crassifolium var. nigrescens L. R. Heckard 1968-5-11 1848 Los Angeles about 1 mi w of Interstate 5 Pico Canyon (Pico Canyon) 457 Comment
  SEINET4344733  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-4-21 1752 Los Angeles San Gabriel Mountains, summit of Johnstone Peak Comment
  CAS-BOT-BC188948  Eriodictyon parryi Victor Duran 1933-7-19 3520 Los Angeles Upper end of Aliso Canyon, San Gabriel Mountains 1533 Comment
  SD60260  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles Santa Catalina Island; shoulder of Black Jack Peak, east of Black Jack Mine. 456 Comment
  POM3889  Eriodictyon trichocalyx M. Hitchcock 1918-5-30 s.n. Los Angeles Indian Hill, Claremont Comment
  UCR108201  Eriodictyon trichocalyx Valerie Soza, M. E. Siqueiros D. 1997-3-19 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  RSA652156  Eriodictyon trichocalyx subsp. trichocalyx C. A. Schideler 1981-4-26 38 Los Angeles San Gabriel Mtns., N. end of Hwy. 39, end of East Fork at fire station, N. on extended dirt road. Comment
  RSA792632  Eriogonum Robert F. Thorne, M. Z. Thorne 1969-7-10 38445 Los Angeles C. 1 mile west of Wrightweed. 1951 Comment
  RSA709374  Eriogonum angulosum A. C. Sanders, Mark A. Elvin 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle. 335 Comment
  UC1951183  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Liebre Mountains: Tapia Canyon area, c.2-3 air miles west of I-5 Freeway junction with Ridgt Rt. Rd. Newhall 7.5' Quad. Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  UCD99774  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-17 10034 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon. Comment
  CAS-BOT-BC241896  Eriogonum cinereum Henry J. Thompson 1958-10-10 1807 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). About 1 mile inland from ocean, Topanga Canyon 60 Comment
  RSA766378  Eriogonum cinereum Joseph A. Ewan 1929-6-22 1505 Los Angeles Santa Monica Mtns: Rodgers Canyon. 145 Comment
  RSA393165  Eriogonum cithariforme var. agninum H. E. Hasse, Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  RSA0013638  Eriogonum davidsonii Orlando Mistretta, Youssef Atallah 2011-8-16 6036 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA393180  Eriogonum davidsonii Unspecified 1905-1 1871 Los Angeles Hollywood Comment
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Aug 27 2011
  RSA729398  Eriogonum davidsonii R. G. Swinney 1998-9-7 6950 Los Angeles San Gabriel Mtns.: saddle between Pine Mountain and Dawson Peak 2817 Comment
  RSA777524  Eriogonum davidsonii R. G. Swinney 2009-5-20 10839 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SFV19165  Eriogonum davidsonii J. N. Hogue 2004-8-8 231 .4 Los Angeles San Gabriel Mountains Camp Eaton (= Camp Cumorah Crest). 3 km northeast of Newcomb Ranch. 1860 Comment
  RSA760613  Eriogonum elongatum R. G. Swinney 2008-12-6 9962 Los Angeles Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39. 256 Comment
  CHSC57924  Eriogonum fasciculatum Blake A. Rowe 1986-6-30 42 Los Angeles Along Hwy 126, 20 km e of Canyon Country. 400 Comment
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Apr 19 2020
  RSA0042747  Eriogonum fasciculatum subsp. polifolium Bonnie C. Templeton 1971-5-16 11614 Los Angeles About 7 miles northeast of Palmdale. 815 Comment
  CDA12036  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. 1676 Comment
  IRVC26187  Eriogonum fasciculatum var. foliolosum Mark A. Elvin 2003-5-25 2927 B Los Angeles Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage NE end of Santa Susana Mtns. 595 Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UC56931  Eriogonum fasciculatum var. foliolosum E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  RSA393463  Eriogonum fasciculatum var. polifolium N. C. Cooper 1949-6-18 4209 Los Angeles Angeles Crest Highway, San Gabriel Mountains 1220 Comment
  RSA603200  Eriogonum fasciculatum var. polifolium Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10023 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  UC1211145  Eriogonum giganteum Huron H. Smith 1912-5-29 5013 Los Angeles Summit Road Santa Catalina Isl. 213 Comment
  RSA273142  Eriogonum giganteum var. giganteum Glenn A. Gorelick 1977-7-5 s.n. Los Angeles West end, Catalina Island. Comment
  SEINET3159960  Eriogonum gracile G. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  UCR113688  Eriogonum gracile var. gracile L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  POM122090  Eriogonum gracile var. gracile H. E. Hasse 1888-08 s.n. Los Angeles Los Angeles Comment
  SBBG62138  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles 2 mi N of Acton Comment
  NY43146  Eriogonum grande J. B. Walker 1995-6-5 1426 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  RSA5498  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek. Desert Slope of San Gabriel Mountains. 1/8 mile below Big Rock Creek Ranger Station 1067 Comment
  RSA714984  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains; Jackson Lake area W of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  UCR223699  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  LA206957  Eriogonum nudum var. pauciflorum F. R. Fosberg; J. A. Ewan 1931-10-4 219 Los Angeles San Gabriel Mountains, Big Rock- Bear Creek divide 2011 Comment
  UCSB1388  Eriogonum parvifolium Crum, Charles 1958-7-19 Los Angeles Point Dume; near Los Angeles Comment
  RSA611665  Eriogonum plumatella Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10096 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  CAS-BOT-BC267625  Eriogonum saxatile W. R. Dudley 1899-7-20 s.n. Los Angeles Mt. Lowe Comment
  RSA229065  Eriogonum saxatile Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38912 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table mountain above Big Pines 2119 Comment
  UC1375429  Eriogonum saxatile Robert F. Thorne 1969-7-2 38301 Los Angeles 3.2 mi wsw along Angeles Crest Hwy. Cloudburst Summit; San Gabriel Mts, Angeles National Forest 1981 Comment
  SBBG127076  Eriogonum thurberi A. Parikh, N. Gale 2011-6-16 3473 Los Angeles Aliso Cyn, 1.7 km W of Angeles Forest Hwy, just S of Aliso Cyn Rd; San Gabriel Mtns 1094 Comment
  RSA756995  Eriogonum umbellatum var. minus R. G. Swinney 2008-7-3 9145 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  CAS-BOT-BC268208  Eriogonum umbellatum var. munzii Joseph Andorfer Ewan 1936-7-22 9830 Los Angeles Blue Ridge trail, San Gabriel Mts. 2316 Comment
  RSA549493  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1990-6-18 3474 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC1348911  Eriogonum umbellatum var. munzii Robert F. Thorne and John Olmstead 1965-8-26 35365 Los Angeles along ridge near upper end of Holiday Hill Ski Lift; San Gabriel Mts., Angeles National Forest, Blue Ridge 2468 Comment
  SBBG64215  Eriogonum vimineum M. N. Ackley -May-1927 862 Los Angeles Little Rock foothills 914 Comment
  RSA782513  Eriogonum wrightii Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 6 Los Angeles road 7N23 turn from road 7N08 Comment
  SEINET6088125  Eriogonum wrightii Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mtns Comment
  RSA703161  Eriogonum wrightii var. subscaposum Scott D. White 2004-8-11 10699 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  SD1306  Eriogonum wrightii var. subscaposum Ruth B. Randall 1931-7-19 Los Angeles Swartout, San Bernardino Mts. 1951 Comment
  CAS-BOT-BC297953  Eriophyllum confertiflorum Geo. B. Grant 1903-4-25 s.n. Los Angeles Saugus Comment
  CHSC14032  Eriophyllum confertiflorum L. M. Mayer; I. J. Mayer 1974-4-10 158 Los Angeles On s side of Boquet Canyon Rd. ca 10 mi e of its intersection with Vasquez Canyon Rd. Comment
  RSA29639  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  RSA3494  Eriophyllum confertiflorum C. B. Wolf 1932-5-9 3437 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA598138  Eriophyllum confertiflorum V. W. Steinmann, Timothy S. Ross 1995-5-8 665 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1 km (by air) ENE of the Bouquet Guard Station and adjacent to Bouquet Campground #3 725 Comment
  SEINET11850716  Eriophyllum confertiflorum C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  JEPS17966  Eriophyllum confertiflorum var. confertiflorum George B. Rossbach 1955-6-20 532 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road) 1219 Comment
  LA200195  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1966-5-14 TAG- 51466 -EC Los Angeles 329 Comment
  RSA530074  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1991-8-16 5855 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA753999  Eriophyllum confertiflorum var. confertiflorum Anonymous 670604 Los Angeles San Gabriel Mts., Angeles National Forest, Switzers campground 1006 Comment
  UC1118340  Eriophyllum confertiflorum var. confertiflorum P. L. Johannsen 1934-2-9 274 Los Angeles 1/8 mi e of Saugus; Santa Susana Quadrangle 365 Comment
  UC468943  Eriophyllum confertiflorum var. confertiflorum C. F. Millspaugh 1920-2-7 4685 Los Angeles Pebble Beach Road Santa Catalina Island Comment
  RSA515094  Eriophyllum nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -2 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC1169771  Eriophyllum wallacei Ira L. Wiggins and W. R. Ernst 1958-5-2 231 A Los Angeles 1 mi nw Little Rock Comment
  RSA602106  Erodium botrys Scott D. White 1997-5-7 5067 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA0087024  Erodium cicutarium R. G. Swinney 2010-3-18 11979 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA0095252  Erodium cicutarium R. G. Swinney 2011-5-6 14583 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UCR141065  Erodium cicutarium June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  RSA675808  Erodium moschatum LeRoy Gross 2003-3-7 761 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. 564 Comment
  SBBG31471  Erodium moschatum R. F. Thorne 1966-4-4 35748 Los Angeles isthmus 12 Comment
  CAS-BOT-BC40721  Erysimum capitatum John Thomas Howell 1928-2-11 3345 Los Angeles Floor of Haines Canyon, San Gabriel Mountains. Comment
  RSA587272  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1990-5-17 2555 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA524195  Erysimum capitatum var. capitatum Timothy S. Ross, Steve Boyd 1990-6-6 2888 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA649291  Erysimum capitatum var. capitatum Warren McKay 1976-4-16 s.n. Los Angeles on corner of Pomello and Mills Street. Comment
  SD186341  Erythranthe parishii Andy C. Sanders 2005-5-24 30242 Los Angeles Santa Clarita area, nameless canyon NW of community of Mint Canyon,tributary of Santa Clara River 518 Comment
  UC146087  Eschscholzia Geo. B. Grant May, 1901 3777 Los Angeles Catalina Island Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA433664  Eschscholzia californica M. Campbell s.n. Los Angeles L.A. Fields Comment
  UCD95326  Eschscholzia californica Marc Meyer 1993-4-25 27 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  RSA136849  Eschscholzia californica var. crocea Percy C. Everett, E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles N from entrance to Angeles National Forest, San Gabriel Canyon 366 Comment
  JEPS51798  Eschscholzia minutiflora Frank W. Peirson 1919-6-15 487 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UCR214595  Eucalyptus camaldulensis var. camaldulensis A. C. Sanders, Dan S. Cooper 2010-4-30 38139 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SEINET3155594  Eucalyptus globulus D. B. Dunn 1951-8-20 7625 Los Angeles 4911 Pasadena Ave. Terrace, LA. 244 Comment
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  UCR186763  Eucrypta chrysanthemifolia T. B. Salvato, Sandra Murcia 2007-3-28 2008 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR19577  Eucrypta chrysanthemifolia Martha Hilend 1928-4-18 203 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  SFV17288  Eucrypta chrysanthemifolia var. chrysanthemifolia J. N. Hogue 1998-3-3 101 .3 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  UC1584708  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  UCR178391  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles Transverse Range, Verdugo Mountains, South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 695 Comment
  LA200686  Eulobus californicus W. O. Griesel; 1936-3-29 sn Los Angeles Santa Monica Mountains, Mulholland Drive near Sepulveda Way 396 Comment
  UCSB7338  Eulobus californicus Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon 304 Comment
  UCD40977  Euphorbia albomarginata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1601 Los Angeles Antelope Valley Poppy Reserve. Comment
  SD144468  Euphorbia maculata Scott D. White 1996-8-31 4506 Los Angeles Clairment, Geneva Ave: N of San JosA^, S of Arrow Hwy; W of Indian Hill, E of Towne 320 Comment
  UCR205731  Euphorbia maculata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37015 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  JEPS78785  Euphorbia palmeri L. R. Heckard with Michael Morris 1976-6-13 4263 A Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi w of Holiday Hill Ski Lifts, 0.5 mi e of Big Pines Ranger Station); San Gabriel Mts. 1828 Comment
  UCR108353  Euphorbia serpens L. C. Wheeler 1973-8-11 s.n. Los Angeles City of Hawthorne, El Segundo Avenue and Prairie Street. Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  RSA158215  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  CAS-BOT-BC312238  Euthamia occidentalis J. Ewan 1930-9-15 5527 Los Angeles Ballona Creek at Playa del Rey Road Comment
  SD252244  Festuca bromoides Steven A. Junak 1999-4-23 Sca 851 Los Angeles Santa Catalina Island. Plant stop. 347 Comment
  LA13159  Festuca microstachys Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  LA200952  Festuca microstachys Peter H. Raven; 1960-5-15 15356 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR220287  Festuca microstachys R. G. Swinney 2009-4-24 10479 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR270863  Festuca microstachys R. G. Swinney 2011-5-24 14811 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
  LA104049  Festuca myuros Barry A. Prigge; 1986-4-20 7032 Los Angeles 5.7 mi W of Lake Hughes on Pine Canyon Road (N2) at Bushnell Summit 1249 Comment
  UCR186911  Festuca myuros A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32021 B 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
  UCR86832  Festuca octoflora Scott D. White 1995-4-27 2959 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA732772  Ficus carica R. G. Swinney 2000-5-10 7679 Los Angeles San Gabriel Valley: San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river. 183 Comment
  UCR225180  Ficus carica Steve Boyd, Rick Riefner 2007-4-27 11746 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CAS-BOT-BC474725  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -292 Los Angeles City of Long Beach, Belmont Shores, N and S sides of Ocean Blvd. at Termino Ave 11 Comment
  UCR267287  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 200 Los Angeles city of Carson, E side of 110 Freeway along 190th St., E side of the Dominguez Channel 11 Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  SEINET3246132  Filago californica R. W. Swinney 2008-1 8572 Los Angeles Sam Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR199994  Foeniculum vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1346 Los Angeles Transverse Ranges; Verdugo Mountains, La Tuna Canyon, along La Tuna Canyon Road 427 Comment
  CAS-BOT-BC384173  Forestiera pubescens subsp. parvifolia Roxana S. Ferris 1918-6-12 902 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC52546  Frangula californica subsp. californica H. E. McMinn 1925-8-6 1554 Los Angeles Sawpit Dam, San Gabriel Mts. Comment
  SBBG26942  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Jun-1929 4586 Los Angeles Mandeville Cyn 200 Comment
  UCR271131  Frangula californica subsp. californica R. G. Swinney 2011-7-8 15482 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR272351  Frangula californica subsp. californica R. G. Swinney 2011-3-15 14094 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  CAS-BOT-BC53485  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC223847  Frankenia palmeri I. Johnston 1917-6-10 1269 Los Angeles Ballona Creek near Mesmer Comment
  CAS-BOT-BC223746  Frankenia salina D. E. Breedlove 1961-9-24 1280 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  UC407283  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  POM3583  Fraxinus velutina W. R. Dudley, F. H. Lamb 1896-6-9 4376 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA590598  Fremontodendron californicum subsp. californicum Tim S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Western San Gabriel Mountains: 600 meters, 346 NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll. 933 Comment
  UCR145170  Fremontodendron californicum subsp. californicum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  CAS-BOT-BC130249  Fritillaria biflora Henry J. Thompson 1959-3-27 1881 Los Angeles 0.5 mile east of peak, Saddle Peak 701 Comment
  UCR149535  Galinsoga parviflora R. G. Swinney 1997-2-22 5408 Los Angeles San Gabriel Mtns., Duarte, due west of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge 396 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
  RSA164822  Galium andrewsii subsp. intermedium Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  UCR210099  Galium angustifolium R. G. Swinney 2008-8-13 9399 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  SEINET12285257  Galium angustifolium E. A. Purer 1933-1 5582 Los Angeles El Segundo Comment
  POM367680  Galium angustifolium subsp. angustifolium Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon. Comment
  SBBG79348  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles hill N of Avalon 30 Comment
  POM367665  Galium angustifolium subsp. angustifolium Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  POM49901  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Above Spring Hill, San Antonio Canyon, along trail to Cascade Canyon. 1220 Comment
  POM367738  Galium aparine M. B. Dunkle 1929-4-7 2087 Los Angeles Santa Catalina Island. White's Landing. Comment
  RSA213395  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA187809  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-7 35983 Los Angeles Santa Catalina Island. Above beach near Parson Landing W of Arrow Point 5 Comment
  SEINET3245983  Galium hilendiae R. G. Swinney 2009-1 10828 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  UC2026470  Galium jepsonii Louis C. Wheeler 1967-8-1 10209 Los Angeles SAN GABRIEL MOUNTAINS: Granite Mt. Comment
  RSA678819  Galium nuttallii Valerie L. Soza, Samantha Tessel 2001-6-18 1295 Los Angeles Firebreak above Chantry Flat heliport, ca. 0.2 mile west of heliport, off FS Road 2N41.2, west side Santa Anita Canyon. 838 Comment
  OBI69289  Galium nuttallii subsp. insulare John Knapp, Denise Knapp 2003-5-11 40 Los Angeles Catalina Island 198 Comment
  RSA213330  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  RSA0011521  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2011-6-23 5742 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UCR227640  Galvezia speciosa R. F. Thorne 1968-2-24 37916 Los Angeles Channel Islands, Santa Catalina Island, north bank of road from Fisherman's Cove 61 Comment
  SBBG32047  Gambelia speciosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -272 Los Angeles S side of White's Landing Comment
  SBBG96979  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4333 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR149808  Gamochaeta pensylvanica Scott D. White 2004-4-23 10230 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SD194289  Gamochaeta pensylvanica Clifton F. Smith 1958-5-9 5771 Los Angeles In driveway at 1791 Rosa Villa, Pasadena. Comment
  CAS-BOT-BC186348  Garrya flavescens Tim Ross 1990-8-17 3156 Los Angeles San Gabriel Mtns: Icy Springs in upper Big Rock Creek 1764 Comment
  CAS-BOT-BC186372  Garrya flavescens W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Pk, San Gabriel Mts. 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
  CAS-BOT-BC158011  Garrya veatchii Fordyce Grinnell 1903-12-22 40 Los Angeles Arroyo Seco [Canon] Canyon near Pasade4na Comment
  UCR3694  Garrya veatchii Frank C. Vasek 1963-8-16 630816- 01 Los Angeles San Gabriel Mtns, Cow Canyon Saddle 1402 Comment
  LA40331  Garrya veatchii Robert Fowler; 1933-5-20 4285 Los Angeles San Gabriel Mountains Comment
  UC729463  Gastridium ventricosum Carl B. Wolf 1932-5-10 3523 Los Angeles along Equestrian Trail Santa Catalina Island (back of Avalon) 259 Comment
  UCR215970  Gaura coccinea Kieu-Chinh Tran, Ben Tran 2008-4-7 006 Los Angeles San Gabriel Valley, Pomona, beside 60 Fwy, SE of 60/71 intersection, near Towne Ave., across from shopping center 244 Comment
  POM249877  Gaura odorata E. Johnson 1939-08 s.n. Los Angeles Nelson St. west of Sunset, La Puente. Comment
  UCR193138  Gayophytum R. G. Swinney 1998-7-14 6449 A Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA773302  Gayophytum diffusum R. G. Swinney 2009-6-3 11056 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0106509  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR271320  Gayophytum heterozygum R. G. Swinney 2011-10-10 15726 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
  RSA0073296  Gayophytum nuttallii Bonnie C. Templeton 1932-6-1 4872 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mts. Comment
  CATA67  Genista linifolia Peter Henrikson 1987-4-13 51 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  RSA0091487  Gilia R. G. Swinney 2011-5-24 14821 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
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Dec 7 2018
  UCR220167  Gilia aliquanta subsp. aliquanta R. G. Swinney 2009-4-2 10256 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UC125972  Gilia angelensis C. F. Baker 1904-4-22 4185 Los Angeles Monrovia Comment
  RSA678785  Gilia australis Valerie L. Soza, LeRoy Gross 2002-5-8 1457 Los Angeles Approximately 460 meters west of Deer summit ('3599'), south side of FS road 6N21 from Drinkwater Flat, between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 930 Comment
  RSA72316  Gilia brecciarum subsp. brecciarum F. W. Peirson 1921-5-20 4704 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  SEINET4044464  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  UCR154193  Gilia capitata A. C. Sanders, T. B. Salvato 2005-5-24 30245 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  POM96943  Gilia capitata subsp. abrotanifolia P. A. Munz 1925-4-23 9409 Los Angeles San Gabriel Canyon. 305 Comment
  RSA470237  Gilia capitata subsp. abrotanifolia B. C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon. 350 Comment
  LA206523  Gilia capitata subsp. abrotanifolia Harlan Lewis; 1969-5-6 sn Los Angeles Gorman Comment
  SEINET3163570  Gilia gilioides G. B. Grant 1906-6-14 507 Los Angeles Summit Mt. Wilson, S. Calif. 1829 Comment
  LA206990  Gilia latiflora subsp. davyi Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA469399  Gilia latiflora subsp. davyi Frances Runyan 1973-4-14 s.n. Los Angeles On dirt road just out of Gorman. 1067 Comment
  UC1870216  Gilia latiflora subsp. excellens LeRoy Gross 2005-5-3 2211 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 1150 Comment
  RSA469368  Gilia latiflora subsp. latiflora Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC23664  Gilia latiflora subsp. latiflora J. H. Barber 1897-6-28 208 Los Angeles Kentucky Springs Kentucky Springs (Southern California) Comment
  RSA0016249  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1994-5-13 1213 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  UC494780  Gilia ochroleuca subsp. bizonata T. Craig 1928-4-28 1042 Los Angeles Big Rock Creek Road to Los Angeles County Playground; Big Rock Creek Road to Los Angeles County Playground Comment
  RSA0094564  Githopsis diffusa Richard G. Swinney 2011-6-6 15015 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SBBG68426  Glycyrrhiza lepidota R. Hoffmann 1927-6-14 Los Angeles Hughes Lake Comment
  CAS-BOT-BC303879  Gnaphalium John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA293893  Gnaphalium californicum Lyman Benson 1947-4-30 12347 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA584123  Gnaphalium canescens subsp. beneolens Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2972 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  POM4636  Gnaphalium chilense W. R. Shaw s.n. Los Angeles Claremont. Comment
  RSA598269  Gnaphalium microcephalum R. G. Swinney 1989-8-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton debris basin, in a disturbed area. 365 Comment
  CATA1225  Gnaphalium palustre Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2291 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CAS-BOT-BC302601  Gnaphalium palustre R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42220 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Waterman, seepage area at top of ski lift 2377 Comment
  RSA762285  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2008-5-5 2641 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 Comment
  RSA339712  Grayia spinosa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55011 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  SEINET3090668 Image available Grayia spinosa Steve Myers, Ed LaRue 1989-3-27 sn Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  SJSU2882  Grindelia camporum B. R. Hill 1964-12-31 36 Los Angeles Zelzah Rd 3 mi N of Granada Hills, Santa Susanna Mts Comment
  UCR101208  Grindelia camporum var. bracteosa Steve Boyd, L. Raz 1997-6-18 9988 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  UCR124964  Grindelia robusta Geo. L. Moxley, Grinnell 1916-6-16 495 Los Angeles Western Transverse Ranges, Santa Susana Mtns. 1000 Comment
  POM359086  Grindelia robusta Anstruther Davidson 1891-07 s.n. Los Angeles Foothill. Comment
  RSA570220  Guillenia lasiophylla Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5016 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  UC10942  Guillenia lasiophylla W. H. Brewer Feb 1861 204 Los Angeles Santa Susanna Mountains Comment
  POM206069  Hainardia cylindrica Le Roy Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer. Comment
  RSA187721  Harpagonella palmeri R. F. Thorne 1966-4-7 35949 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA534067  Hazardia cana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5270 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  RSA568506  Hazardia cana M. B. Dunkle 1939-11-24 7346 Los Angeles San Clemente Island: upper terrace, Pyramid cove. Comment
  POM11277  Hazardia squarrosa var. grindelioides P. A. Munz 1921-10-10 4693 Los Angeles Palmer's Canyon , no. of Claremont. 488 Comment
  RSA226173  Hazardia squarrosa var. grindelioides Gary D. Cromwell, David W. Wheat 1971-4-30 599 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  UCR108432  Helenium puberulum L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  LA94380  Helianthemum scoparium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA441776  Helianthemum scoparium Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits Comment
  RSA596458  Helianthemum scoparium R. G. Swinney 1989-7-14 s.n. Los Angeles in and near the city of Glendora N terminus of Glencoe Heights road 354 Comment
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Apr 11 2010
  UCR273123  Helianthemum scoparium R. G. Swinney 2011-4-26 14512 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SEINET11980069  Helianthemum scoparium I. W. Clokey, Templeton, B. 1929-1 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  SFV20821  Helianthemum scoparium var. vulgare L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1092 Los Angeles Verdugo Mountains Low foothills north of the 210 Freeway. Followed the firebreak southwest. 598 Comment
  SDSU4555  Helianthus annuus A. H. Gallup 1948-10-25 249 Los Angeles On raod below Padua Hills. 488 Comment
  CAS-BOT-BC305697  Helianthus gracilentus 1902-6-25 1037 Los Angeles San Gabriel Canon [Canyon] Comment
  SFV7346  Helianthus gracilentus T. Gordon, M. H. Grayum 1975-3-21 862 Los Angeles Santa Monica Mountains Along Yerba Buena Road about 1 mile from junction with Mulholland Highway. 579 Comment
  UC184484  Helianthus gracilentus A. D. E. Elmer 1902-6-1 3611 Los Angeles Acron Comment
  RSA588683  Heliotropium curassavicum Orlando Mistretta 1995-7-12 1895 Los Angeles Little Rock Creek, just N of Guard Station along Little Rock Creek, below dam 976 Comment
  RSA601124  Heliotropium curassavicum L. C. Wheeler 1967-6-26 9891 Los Angeles Elsmere Canyon 441 Comment
  RSA544564  Hemizonia clementina Timothy S. Ross, Kellogg 1992-4-13 6144 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 degrees NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  SEINET5782063 Image available Hemizonia fasciculata M. F. Wheeler 1938-7-2 Los Angeles at mouth of San Dunas Canyon (E approach), San Gabriel Mts Comment
  RSA0001292  Hemizonia minthornii T. W. Minthorn 1923-11-12 17080 Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  RSA0086537  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR177759  Hesperocnide tenella LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 966 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  CAS-BOT-BC143693  Heteromeles arbutifolia Grant 1904-4-21 6150 Los Angeles [Avelon] Avalon Comment
  SBBG54748  Heteromeles arbutifolia E. A. Mearns 1894-8-25 Los Angeles San Clemente Island Comment
  SD141296  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6847 Los Angeles San Clemente Island, Wash Rocky Canyon, 2 miles SE of Eel Point Comment
  RSA0074067  Heterotheca grandiflora Scott D. White, Andrea Warniment 2006-7-6 11608 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0074413  Heterotheca grandiflora Timothy S. Ross 1991-5-20 5365 Los Angeles San Clemente Island: North third, upper S branch of unnamed drainage that empties to sea just N of Jack Point lighthouse. 168 Comment
  RSA0074417  Heterotheca grandiflora M. B. Dunkle 1928-5-27 1976 Los Angeles Hamilton Canyon, Santa Catalina Island. 46 Comment
  CHSC85569  Heterotheca sessiliflora subsp. fastigiata John Dittes 2003-12-27 860 C Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  UCR269180  Heterotheca sessiliflora subsp. fastigiata Duncan S. Bell, Caitlin Elam 2013-8-1 5574 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Lupine Campground area and below Columbine Spring 2031 Comment
  RSA0045438  Heuchera caespitosa Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -026 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service trail 9W27 1585 Comment
  CAS-BOT-BC319764  Hieracium argutum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  POM360459  Hieracium argutum Fordyce Grinnell Jr 1911-09 4046 Los Angeles Switzer's Trail. San Gabriel Mountains. Comment
  RSA748488  Hieracium horridum Orlando Mistretta 1992-7-6 640 Los Angeles From confluence of Cooper and Buckhorn Canyons, up +/- upstream to falls of Buckhorn Creek, near Campground. Comment
  RSA226161  Hirschfeldia incana Gary D. Cromwell, David W. Wheat 1971-4-21 545 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 548 Comment
  RSA482871  Hirschfeldia incana Howard Mullins 1931-4-19 s.n. Los Angeles Chevy Chase, Flintridge Comment
  RSA482863  Hirschfeldia incana L. C. Wheeler 1933-12-4 2345 Los Angeles San Dimas Dam; rocky side canyon above artificial lake 411 Comment
  RSA792100  Holodiscus discolor Jane Tirrell, Shirley Imsand 2012-7-6 LS 0092 Los Angeles 50 ft. South of Pacific Crest Trail on ridge, approx 0.6 mi east of Windy Gap. 2507 Comment
  CAS-BOT-BC149953  Holodiscus discolor var. discolor P. A. Munz 1918-5-4 2218 Los Angeles Laguna [Canon] Canyon Comment
  UC1971311  Holodiscus discolor var. microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. Comment
  RSA640507  Holodiscus microphyllus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Middle (Mt. ?) Hawkins. 2470 Comment
  POM352437  Hordeum brachyantherum H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  SBBG59358  Hordeum brachyantherum R. Hoffmann 1929-5-21 Los Angeles Lancaster Village Comment
  SD72836  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 S 4477 Los Angeles Pebble Beach, Santa Catalina Island, dry salt marsh, supra littoral zone 2 Comment
  SD52845  Hordeum intercedens Peter H. Raven 1962-4-9 17141 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  RSA0087100  Hordeum intercedens Steven A. Junak 2001-5-4 SCa- 1487 Los Angeles W end of island, S of Parson's Landing. 109 Comment
  SDSU1138  Hordeum murinum Gerald Collier 1951-5-10 M 61 Los Angeles Vacant lot Barrington Ave. and Sunset Blvd. L.A. 49 Comment
  CATA684  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-4-26 1175 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  CHSC95532  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles Los Angeles Basin: Verdugo Mountains Region: At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA347575  Hordeum murinum subsp. glaucum B. A. Prigge 1986-3-20 6963 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA603271  Hordeum murinum subsp. glaucum L. C. Wheeler 1933-5-30 1752 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UCD85927  Hordeum murinum subsp. glaucum A. A. Beetle 1942-4-18 3249 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCR42561  Horkelia cuneata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  CAS-BOT-BC532289  Horkelia cuneata var. puberula Le Roy Abrams 1901-4-7 1423 Los Angeles Devil's Gate, near Pasadena Comment
  UCR85826  Horkelia rydbergii T. S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
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Jul 27 2007
  RSA229741  Hulsea vestita subsp. gabrielensis Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1828 Comment
  SBBG105562  Hulsea vestita subsp. gabrielensis T. Ross 1994-5-31 7976 Los Angeles Pacifico Mtn ca. 860 m WNW of the 7124' summit 2072 Comment
  RSA453764  Hydrocotyle ranunculoides Anstruther Davidson 1893-8-13 s.n. Los Angeles E. Los Angeles. Comment
  RSA585332  Hymenoclea salsola Timothy S. Ross 1991-4-27 4715 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR209625  Hypochaeris glabra R. G. Swinney 2008-12-2 9910 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
  RSA659682  Ipomoea purpurea Chris White 1991-5-20 33 Los Angeles Point Fermin. Comment
  CAS-BOT-BC315737  Isocoma menziesii var. decumbens Martin A. Piehl 1963-12-8 631104 Los Angeles 100 yards inland in Horse Beach Canyon just e. of China Pt., San Clemente Island 7 Comment
  CAS-BOT-BC311710  Isocoma menziesii var. vernonioides LeRoy Abrams 1904-9-2 4171 Los Angeles Elysian Park, Los Angeles Comment
  JEPS19133  Isocoma menziesii var. vernonioides W. L. Jepson 1940-10-4 20178 Los Angeles 3 mi se of Norwalk Comment
  OBI28468  Isocoma menziesii var. vernonioides J. & B. Sample, B. Sample 1981-8-15 5620 Los Angeles San Pedro W of Point Fermin Park Comment
  RSA91275  Isocoma menziesii var. vernonioides F. W. Peirson 1924-10-19 5227 Los Angeles Clearwater. Comment
  UCR129404  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 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
  OBI69349  Jepsonia malvifolia John Knapp, Denise Knapp 2002-11-27 20 Los Angeles Santa Catalina Island 366 Comment
  RSA781951  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles Pomona, Cal Poly Pomona campus at Kellogg West. 259 Comment
  SEINET12033434  Juglans californica J. F. Bright, Wyman, C. 1933-1 8147 Los Angeles Mountains around Hollywood Comment
  SFV840  Juglans californica var. californica P. G. Kilburn 1957-10-31 524 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 100 yards below gate. 350 Comment
  UCR251737  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14- 113 Los Angeles San Fernando Valley, city of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway(405), north of Burbank Blvd. 213 Comment
  CAS-BOT-BC110031  Juncus acutus S. B. Parish; W. F. Parish 1882-10-1 357 Los Angeles Wilmington. Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  CATA1141  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-23 2132 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  LA200994  Juncus bufonius var. congestus Carl Wishner; 1997-3-26 2439 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  RSA509579  Juncus bufonius var. occidentalis L. C. Wheeler 1967-8-2 10338 Los Angeles Angeles National Forest: at Lower Chilao Flat Road 1584 Comment
  UC1106405  Juncus covillei var. obtusatus Peter Kamb Jun 1947 622 Los Angeles Little Jimmy Spring San Gabriel Mts. 2286 Comment
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Jun 11 2015
  UCR271306  Juncus duranii R. G. Swinney 2011-9-27 15701 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR169505  Juncus macrophyllus A. C. Sanders, Mark Elvin 2002-6-25 25279 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR204746  Juncus macrophyllus R. G. Swinney 2005-8-9 8420 B Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CATA869  Juncus mexicanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1678 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA535749  Juncus patens Timothy S. Ross 1991-5-23 5498 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  POM184645  Juncus rugulosus L. C. Wheeler 1932-9-5 1351 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  RSA720178  Juncus rugulosus LeRoy Gross 2007-3-13 2612 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  UCR204566  Juncus rugulosus R. G. Swinney 2005-8-5 8383 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA613727  Juniperus californica L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR123804  Juniperus californica Steven R. Hill, K. Kramer 2001-4-22 33365 Los Angeles Southwestern Mojave, N foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 mi west of California Route 14, 0.9 mi west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 854 Comment
  UCR184348  Juniperus californica A. C. Sanders 2007-4-19 33457 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR147276  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  SD252360  Keckiella cordifolia Steven A. Junak 2000-5-19 Sca 1321 Los Angeles Santa Catalina Island: N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W os powerline route. 228 Comment
  LA202285  Kickxia elatine Arthur C. Gibson; 2005-6-4 5032 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near parking area along Mulholland Hwy opposite Seminole Dr. Comment
  UC7416  Kochia californica J. Burtt Davy May 9 1896-May 24 1896 2196 Los Angeles Antelope Valley Comment
  SEINET10606898  Koeleria macrantha LeRoy R. Abrams 1902-6-29 Abrams 2599 Los Angeles Open pine woods, Mt. Wilson. Comment
  RSA670390  Krascheninnikovia lanata B. C. Templeton 1931-5-17 1205 Los Angeles W. of Lancaster, Mojave Desert. Comment
  RSA733095  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7921 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  UCR280575  Krascheninnikovia lanata R. G. Swinney 2014-4-18 16131 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA640039  Lactuca serriola Steven A. Junak 1996-10-2 SCI 700 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  RSA17914  Lamarckia aurea C. B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR216878  Lamium amplexicaule R. G. Swinney 2009-3-13 10112 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR206497  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA659156  Lantana montevidensis Scarlett Mellin 1994-5-28 28 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive Comment
  UC17317  Larrea tridentata J. Burtt Davy May 9 1896-May 24 1896 Los Angeles West Palmdale; Antelope Valley Comment
  CAS-BOT-BC338156  Lasthenia californica Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  CAS-BOT-BC352881  Lasthenia coronaria Greene 1904-4-30 4157 Los Angeles Claremont Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  RSA586625  Lasthenia gracilis Timothy S. Ross, Steve Boyd 1991-3-23 4279 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  SDSU2769  Lasthenia gracilis R. M. Beauchamp 1967-1-29 157 Los Angeles West and below Marine Outpost Comment
  SD253450  Lathyrus vestitus R. G. Swinney 2011-3-26 14234 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SFV1822  Lathyrus vestitus var. alefeldii H. L. Bauer 1941-5-1 658 Los Angeles San Gabriel Mountains Bouquet Canyon near Del Sur. Comment
  RSA632951  Lathyrus vestitus var. vestitus Valerie L. Soza, Kent Hughes 1999-6-17 547 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG78463  Lathyrus vestitus var. vestitus F. R. Fosberg 1932-5-5 8116 Los Angeles cyn above Villa Park, Avalon 40 Comment
  UC69530  Lathyrus vestitus var. vestitus J. Burtt Davy May 9 1896-May 24 1896 2463 Los Angeles Manzana, near Cramm's place Antelope Valley Comment
  UCD106565  Lathyrus vestitus var. vestitus Daryl Koutnik; John Cuti 1978-4-12 342 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  UC1234695  Lavatera assurgentiflora subsp. glabra Peter H. Raven 1962-4-11 17303 Los Angeles between Driggs and West Rock nw end San Clemente Island; nw end San Clemente Island, btw Driggs and West Rock 6 Comment
  SBBG61207  Layia glandulosa R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  SFV19340  Layia glandulosa J. N. Hogue, C. Solek 2005-4-8 236 .2 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  UCR259047  Layia glandulosa R. G. Swinney 2010-5-12 12755 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
  RSA550008  Layia glandulosa Walter Wisura, E. Roeder 1992-4-21 4689 Los Angeles 0.1mi. W of Hwy 138 on Fort Tejon Rd. Comment
  UCR52323  Layia platyglossa David Charlton 1988-4-3 1713 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  SEINET3147923  Layia platyglossa E. K. Balls, L. W. Lenz 1950-3-28 14456 Los Angeles 2 mi. N of Castaic, Hwy 99 366 Comment
  RSA225707  Layia platyglossa subsp. campestris R. F. Thorne, A. C. Gibson 1971-5-22 39732 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 305 Comment
  CAS-BOT-BC221611  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  CATA1708  Lepechinia fragrans Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3028 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  SBBG18708  Lepechinia fragrans E. R. Blakley 1963-4-10 5579 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  SBBG121654  Lepechinia rossii L. Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, S of Ruby Cyn, N of Red Mtn; Liebre Mtns 788 Comment
  SD240943  Lepidium appelianum Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8026 Los Angeles Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, ca. 150 m W of Hwy and just S of Ave E. Collection from area where Amargosa Creek floodpath impounds at upstream corner of streets. 701 Comment
  RSA0116268  Lepidium dictyotum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32078 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  SBBG70809  Lepidium flavum J. R. and R. C. Robbins 1930-3-25 Los Angeles W Mojave Desert Comment
  CAS-BOT-BC89426  Lepidium fremontii Roxana S. Ferris 1918-6-12 908 Los Angeles Vacant lot, Lancaster. Comment
  CAS-BOT-BC89532  Lepidium lasiocarpum Martin A. Piehl 1962-6-9 62359 Los Angeles California Channel Islands. San Clemente Island. At China Point. 15 Comment
  POM18243  Lepidium lasiocarpum var. wrightii P. A. Munz 1923-4-8 6609 Los Angeles San Clemente Island, northwest coast. Comment
  RSA533427  Lepidium nitidum Timothy S. Ross 1991-4-21 4536 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UCSB49607  Lepidospartum latisquamum Roos, John 1951-7-30 Los Angeles Swartout Valley between Wrightwood and Big Pines, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC328052  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 60 Comment
  CHSC20920  Lepidospartum squamatum Robert A. Schlising 1971-10-19 3004 Los Angeles Lopez Canyon, north of Pacoima. Comment
  POM361771  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  RSA3244  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA754147  Lepidospartum squamatum Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1839 Los Angeles San Gabriel River near Rincon Ranger Station 450 Comment
  CAS-BOT-BC272411  Leptochloa fusca subsp. uninervia Louis C. Wheeler 1933-12-24 2339 Los Angeles San Dimas Canyon, San Gabriel Mts. 426 Comment
  RSA0105013  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains: 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy. 1720 Comment
  RSA73061  Leptosiphon ciliatus F. W. Peirson 1907-7-9 455 Los Angeles West Pine Flats at head of Tujunga Canyon. Comment
  RSA535286  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5337 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SD231200  Leptosyne bigelovii Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 6 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR209938  Lessingia filaginifolia R. G. Swinney 2008-7-15 9212 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR209243  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  OBI34014  Lessingia glandulifera var. glandulifera Mark Schneider 1973-10-4 s.n. Los Angeles By Tujunga wash 457 Comment
  UC1287365  Lessingia glandulifera var. peirsonii Willard Spence 1962-7-27 754 Los Angeles 0.5 mi n Holland Summit (Castaic Valley); Castaic Valley Comment
  RSA65442  Lewisia rediviva F. W. Peirson 1921-6-16 4686 Los Angeles along stream north of Mt. Waterman, San Gabriel Mountains 1860 Comment
  CAS-BOT-BC283745  Leymus condensatus Alice Eastwood 1919-7-4 9298 Los Angeles Santa Monica Canyon, Los Angeles Comment
  UCR194845  Lilium humboldtii R. G. Swinney, Dave Larson 1999-6-25 7397 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UCR209421  Lilium parryi R. G. Swinney 2008-9-13 9457 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA757052  Linanthus breviculus R. G. Swinney 2008-6-17 9059 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  UC23764  Linanthus breviculus J. H. Barber 1897-7-11 256 Los Angeles Mt. Gleason Summit Comment
  UCR43305  Linanthus breviculus David Charlton 1986-6-15 225 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
  LA52335  Linanthus californicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA73012  Linanthus concinnus F. W. Peirson 365 Los Angeles Summit of Mt. Lowe. Comment
  UCR178079  Linanthus concinnus LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 941 Los Angeles Transverse Ranges; San Gabriel Mountains, Southwest ridge that climbs to Mt. Markham, between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA600403  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-5-1 9644 B Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CHSC26201  Linanthus parryae Earl Bushey 1968-4-21 6 Los Angeles 3 miles SE of Pearblossom in Mojave Desert. 762 Comment
  UCR95737  Linanthus parryae Steve Boyd 1996-4-24 8640 Los Angeles San Gabriel Mtns, Liebre Mtns, NW base of range at the extreme SE end of Peace Valley along Angeles National Forest Road 8N01, 6.7 road miles from junction with 8N05, and c. 1 road mi. from West Branch of California Aqueduct. 1098 Comment
  RSA330790  Linanthus pungens Wayen E. Sawyer 1981-6-11 18 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  RSA607218  Linanthus pungens L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  RSA187713  Linaria canadensis var. texana Robert F. Thorne 1966-4-6 35933 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  RSA0022056  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR194294  Lithophragma R. G. Swinney 1999-4-9 7080 Los Angeles San Gabriel Mtns., Dime Canyon, c. 200 m south of Cattle Canyon at the falls 671 Comment
  RSA468213  Lithophragma affine Elbert Benjamine 1929-4-28 177 Los Angeles Bouquet Canyon. Comment
  RSA584621  Lithophragma affine T. S. Ross, Steve Boyd 1991-4-25 4612 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCSB2563  Lithophragma affine Foster, R. 1987-4-3 Los Angeles Near Camp Baldy Road, east of Monte Vista Avenue, Claremont Comment
  RSA468221  Lithophragma affine subsp. mixtum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel. Comment
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  RSA439332  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1910-07 3661 Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  JEPS78513  Lobelia dunnii var. serrata F. W. Peirson 1918-8-6 260 Los Angeles old trail to Mount Wilson 838 Comment
  UCR277178  Logfia depressa R. G. Swinney 2011-4-19 14414 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
  SBBG109042  Logfia gallica S. A. Junak 1996-5-30 SCl 553 Los Angeles top of E escarpment, just S of Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  RSA654427  Lolium perenne subsp. multiflorum Matt Brooks 1988-5-12 67 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.9 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  POM1286  Lolium temulentum D. L. Crawford, Otis Hiatt 1916-3-28 710 Los Angeles Santa Monica Mountains. 305 Comment
  POM356969  Lolium temulentum Anstruther Davidson 1917-04 3230 Los Angeles Alvarado Street, Los Angeles. Comment
  RSA596094  Lolium temulentum Mark Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles Santa Catalina Island, lower Middle Canyon, just below Eagle's Nest Lodge. 134 Comment
  UC777950  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street at Western Ave. Comment
  UCR61564  Lomatium lucidum R. G. Swinney 1969-5-5 436 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  RSA587528  Lomatium mohavense Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1102 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  CAS-BOT-BC240497  Lonicera hispidula Huron H. Smith 1912-5-31 5058 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  RSA406411  Lotus Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA724430  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 387 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  UC1129242  Lotus argophyllus var. argophyllus Jerome S. Horton 1938-6-9 503 Los Angeles Upper East Fork San Dimas Canyon San Dimas Experimental Forest, Cucamonga Quad. 1615 Comment
  RSA167834  Lotus argophyllus var. ornithopus R. F. Thorne, P. C. Everett 1964-2-6 33279 Los Angeles Santa Catalina Island, W of Catalina Harbor at Isthmus. 15 Comment
  IRVC29008  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA406097  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  RSA604689  Lotus crassifolius var. crassifolius L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  RSA498333  Lotus grandiflorus var. grandiflorus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR143299  Lotus hamatus Glenn A. Gorelick 1978-5-6 s.n. Los Angeles Channel Islands, Santa Catalina Island, above Emerald Bay (far west end of island) 61 Comment
  RSA599260  Lotus humistratus Steve Boyd, Lauren Raz 1997-3-31 9435 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
  RSA618784  Lotus humistratus 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
  UCR126562  Lotus humistratus A. C. Sanders, Andy Thomson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA498758  Lotus humistratus M. Lindsay 1928-4-5 14573 Los Angeles Palos Verdes Hills Comment
  SEINET6655547  Lotus nevadensis Victor Duran 1933-7-24 3529 Los Angeles Buckhorn, San Gabriel Mountains.; 0 1981 Comment
  POM1852  Lotus nevadensis var. davidsonii George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA628577  Lotus nevadensis var. davidsonii L. C. Wheeler 1967-7-15 10069 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UC1587666  Lotus nevadensis var. davidsonii Tim Ross 1991-8-14 5789 Los Angeles 0.5 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mountains, Pacifico Mtn. U.S.G.S. 7.5' Quad. 1926 Comment
  UCR222736  Lotus procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA230377  Lotus procumbens var. procumbens R. F. Thorne 1969-7-10 38379 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  RSA709413  Lotus salsuginosus A. C. Sanders 2005-5-5 29882 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA596016  Lotus salsuginosus var. salsuginosus T. S. Ross, J. Mark Porter 1995-5-4 8458 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA498801  Lotus salsuginosus var. salsuginosus Amelia Eatherton 1930-04 s.n. Los Angeles Open sunny places, Eagle Rock Comment
  RSA596981  Lotus scoparius Steve Boyd, Lauren Raz 1996-9-24 8955 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
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  POM11358  Lotus strigosus F. L. Robinson 1921-5-9 57 Los Angeles Claremont. 365 Comment
  RSA406937  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-14 2127 Los Angeles Hay Press, Santa Catalina Island. Comment
  RSA226194  Lotus wrangelianus Gary D. Cromwell 1971-5-14 669 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA0107270  Lotus wrangelianus Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 SCa- 715 Los Angeles Santa Catalina Island. Along horse trail/fire road on E side of Avalon Canyon, across from Quail Canyon and above baseball field. 107 Comment
  UCR73184  Ludwigia peploides Scott D. White 1992-10-8 906 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  LA201825  Ludwigia peploides subsp. peploides Arthur C. Gibson; 2003-7-25 4939 Los Angeles 219 Comment
  RSA305984  Lunaria annua Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  RSA772285  Lupinus R. G. Swinney 2009-5-9 10707 Los Angeles Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  SEINET10969888  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 7325 (1) Comment
  CAS-BOT-BC201419  Lupinus albifrons var. albifrons E. R. Blakley 1962-10-5 5419 Los Angeles Santa Catalina Island 243 Comment
  SD21270  Lupinus albifrons var. douglasii Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina Comment
  UCR271672  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A 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
  CATA1495  Lupinus bicolor Mark L. Hoefs, Steven A. Junak 1996-5-1 2702 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  RSA659948  Lupinus bicolor Orlando Mistretta 1992-5-18 350 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA772400  Lupinus bicolor R. G. Swinney 2009-5-12 10727 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge and Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  SEINET3145127  Lupinus bicolor E. K. Balls, LW Lenz 1950-3-28 14462 Los Angeles 1 mi E of junction of Hwy 99 and 138, just S of Gorman 1158 Comment
  CHSC98607  Lupinus bicolor subsp. microphyllus LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 181 Los Angeles San Rafael Hills: Ridge running west from Lookout Tower, east of the (2) Glendale Freeway. Near ridgetop; area burned in 1999. 487 Comment
  SEINET10484875  Lupinus bicolor subsp. microphyllus Robert F. Thorne 1966-4-28 Thorne 35256 Los Angeles Dry, eroded, clayey slopes, hay press area, with calystegia macrostegia Cyclostegia, gnaphalium purpureum, stipa cernua, helianthemum scoparium, Plagiobothrys arizonicus catalinensis, brodiaea jolonensis, navarettia hamata, Lotus spp 427 Comment
  SEINET10970219  Lupinus bicolor subsp. microphyllus Thorne 1965-5-12 THORNE 34608 Los Angeles Prostrate; petals purplish and white; open grassy areas on clay among openings In oak woodlands; bulrush canyon. With l. Succulentus, orhtocarpus Purpurascens, vicia exigua 244 Comment
  UCR137721  Lupinus chamissonis L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  RSA779260  Lupinus concinnus Pam De Vries 2011-5-4 7761 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  UCD107524  Lupinus concinnus A. C. Sanders; D. Malueg 1998-6-22 22027 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  UCR111500  Lupinus concinnus A. C. Sanders, D. Malueg 1998-6-22 22027 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  POM210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  UC284914  Lupinus elatus P. A. Munz 1923-8-31 7674 Los Angeles Swartout Valley; San Gabriel Mts., Swartout Valley 2560 Comment
  CLARK-A1703-1194  Lupinus excubitus Charles S. Papp 1964-4-23 436 Los Angeles Claremont Comment
  UCR92672  Lupinus excubitus Scott D. White 1996-3-18 3841 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  RSA773613  Lupinus excubitus var. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles summit of Granite Mountain 1988 Comment
  SEINET12154517  Lupinus excubitus var. hallii Unknown 1933-1 8339 Los Angeles Boquet Canyon Comment
  SEINET10485316  Lupinus flavoculatus Macf 1935-4-19 MACF 13483 Los Angeles California-nevada state line. Out of searchlight hwy. Comment
  POM2586  Lupinus formosus J. Tucker 1902-04 s.n. Los Angeles Near Pasadena. Comment
  RSA0091985  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UC15868  Lupinus formosus J. H. Barber 1892-6-29 213 Los Angeles near Acton; near Acton Comment
  SD121776  Lupinus formosus var. bridgesii Dara Emery 1955-4-28 Los Angeles 2.0 miles north of Rock Creek turnoff on road to Big Pines. Comment
  RSA414788  Lupinus formosus var. formosus I. M. Johnston 1917-7-1 1754 Los Angeles San Antonio Mountains. Browns Flats. 1310 Comment
  RSA697022  Lupinus formosus var. formosus LeRoy Gross, P. Morton 2004-6-9 1338 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  POM2482  Lupinus formosus var. formosus D. W. Sturges 1916-6-2 s.n. Los Angeles San Antonio Mt 1555 Comment
  RSA0085331  Lupinus hirsutissimus R. G. Swinney 2010-4-1 12164 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
  SDSU19990  Lupinus hirsutissimus S. H. Bullock 1968-3-29 19 Los Angeles Claremont, Blanchard Park, Mills Ave. Between 1st and 6th streets. 351 Comment
  UCR216867  Lupinus hirsutissimus R. G. Swinney 2009-3-13 10108 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR281847  Lupinus hirsutissimus R. G. Swinney 2014-5-8 16434 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCR142751  Lupinus latifolius subsp. parishii L. C. Wheeler 1933-7-4 1905 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  RSA584286  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  UC534845  Lupinus latifolius var. parishii Victor Duran 1933-7-21 3523 Los Angeles Buckhorn; San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC211724  Lupinus longifolius John Thomas Howell 1931-5-29 6560 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  POM19194  Lupinus longifolius Philip A. Munz 1923-5-1 7780 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  SD113405  Lupinus longifolius Darley F. Howe 1947-3-3 1510 Los Angeles Topango Canyon , ca. 3.0 miles from ocean. Comment
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May 22 2014
  UCR240250  Lupinus longifolius Dan S. Cooper 2012-2-14 212- 12 Los Angeles Los Angeles Basin, open area between Allesandro St. and Peru St., near intersection of the 2 & I-5 freeways 163 Comment
  SEINET10871026  Lupinus longifolius August J. Breitung 1953-6-16 Breitung 15614 Los Angeles Glendora mtn rd. Comment
  SEINET10937117  Lupinus longifolius LeRoy R. Abrams 1902-7-10 Abrams 2505 Los Angeles Bluffs near the sea. Playa del rey. Comment
  UCR205922  Lupinus microcarpus R. G. Swinney 2008-5-5 8764 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA497244  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles Placerita Canyon 518 Comment
  JEPS108067  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Peace Valley Road (frontage to 15) 0.5 mi S Frazier Mountain Park Road, 2 mi N Gorman. 1371 Comment
  SEINET7062864 Image available Lupinus odoratus A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410586mE, 3820401mN. 887 Comment
  UCR141157  Lupinus odoratus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  RSA152157  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Hwy 2, 2.5 miles E of Dawson Saddle 2287 Comment
  RSA87422  Lupinus polyphyllus subsp. bernardinus F. W. Peirson 1923-5-21 3520 Los Angeles Fish Canyon, San Bernardino Mountains 686 Comment
  RSA86954  Lupinus ruber F. W. Peirson 1921-5-18 2428 Los Angeles Palmdale, Antelope Valley Comment
  RSA0055785  Lupinus sparsiflorus R. G. Swinney 2010-4-28 12392 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
  UCR182110  Lupinus sparsiflorus R. G. Swinney 1998-4-14 5987 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR255838  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11832 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR257520  Lupinus sparsiflorus Mitch Provance 2010-5-11 0510- 60 Los Angeles Westernmost Mojave Desert, south side of Hwy 138, +-2 km west of 280th St. West 925 Comment
  UCD109471  Lupinus sparsiflorus C. F. Baker 1909-3-20 5249 Los Angeles Claremont. Comment
  UCR88508  Lupinus succulentus Scott D. White, Chet McGaugh 1995-5-16 3076 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA414323  Lupinus succulentus N. C. Cooper 1948-5-13 2762 Los Angeles Pomona. 244 Comment
  UCSB3350  Lupinus succulentus Wedberg, H. 1957-4-6 Los Angeles Mouth Latigo Can. Comment
  OBI70943  Lupinus truncatus Steve Boyd, Lauren Raz 1997-3-25 9278 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  POM2387  Lupinus truncatus Edward L. Greene 1904-4-2 4099 Los Angeles Claremont. Comment
  SD2399  Lupinus truncatus Ruth B. Randall Aug 1928 266 Los Angeles Big Tejunga Canyon Comment
  SFV1909  Lupinus truncatus K. A. Wilson 1961-3-11 993 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UC138039  Lupinus truncatus C. F. Baker 1904-4-15 4192 Los Angeles Claremont Comment
  UCSB3371  Lupinus truncatus Wedberg, H. 1957-4-4 Los Angeles Point Dume Comment
  RSA96563  Lychnis coronaria G. H. Herr 1955-6-8 s.n. Los Angeles LaVerne Comment
  CAS-BOT-BC233479  Lycium californicum Alice Eastwood 1906-6-2 163 Los Angeles San Pedro Comment
  RSA341620  Lycium californicum F. C. Boutin 1967-4-24 1702 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  CDA5783  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Playa del Rey, 400 m north of 431 East Culver Blvd., Sec. 27 T2S R15W SB. 0 Comment
  CAS-BOT-BC140180  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  RSA235236  Lyonothamnus floribundus subsp. aspleniifolius M. A. Piehl 1962-6-10 62408 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  RSA527615  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4399 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SD79062  Lyonothamnus floribundus subsp. aspleniifolius R. M. Beauchamp 1967-1-29 164 Los Angeles San Clemente Island, old trees growing in side arm of canyon west of Thirst. Comment
  RSA479368  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 566 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  SBBG20548  Lyonothamnus floribundus var. aspleniifolius E. R. Blakley 1963-12-8 6381 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SBBG96997  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4399 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  JEPS45975  Lythrum californicum Frank W. Peirson 1918-10-16 291 Los Angeles San Gabriel Mountains, Pacoima Canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 487 Comment
  RSA640717  Madia elegans subsp. wheeleri L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  RSA746904  Madia gracilis R. G. Swinney 2003-5-12 8199 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  RSA604006  Mahonia dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 701 Comment
  RSA251495  Malacothamnus clementinus Robert F. Thorne 1973-4-10 42778 Los Angeles San Clemente Island. Head of canyon below Lemon Tank. 305 Comment
  SD122643  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island, east side of island, Lemon Tank. 305 Comment
  CAS-BOT-BC206227  Malacothamnus fasciculatus I. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  RSA595427  Malacothamnus fasciculatus Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2397 Los Angeles Santa Catalina Island. By road, middle of Cape Canyon 244 Comment
  SD84739  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Santa Catalina Island, near Parson's Landing, brink of cliff by the falls. 199 Comment
  UC450786  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-28 78 E Los Angeles Tuna Canyon, Verdugo Hills Comment
  UCR128014  Malacothamnus fasciculatus Mark A. Elvin 2003-8-13 2982 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  RSA0041781  Malacothamnus fasciculatus Mark L. Hoefs 1995-5-23 2080 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge. 121 Comment
  RSA585155  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-31 2732 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA627537  Malacothamnus fremontii Sandy Leatherman, Scott D. White 1998-5-15 11 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  POM9683  Malacothamnus fremontii F. W. Peirson 1918-6-15 2672 Los Angeles Upper Mint Canon. [canyon] Comment
  UC2030083  Malacothamnus marrubioides Steve Boyd, Valerie Soza 2002-4-10 1387 Los Angeles Transverse Ranges, Liebre Mountains region: Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stable Fire 2001 area. Comment
  RSA757954  Malacothrix californica Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3286 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  RSA0110579  Malacothrix coulteri Richard G. Swinney 2011-4-19 14421 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. Under transmission lines. 945 Comment
  UC33277  Malacothrix coulteri Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  LA201535  Malephora crocea Arthur C. Gibson; 2003-8-11 4893 Los Angeles Santa Monica Mountains, opposite Zuma Beach 7 Comment
  CHSC35414  Malosma laurina James Henrickson 1973-6-23 10924 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road; 243 Comment
  CHSC95516  Malosma laurina LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  SBBG112869  Malosma laurina S. A. Junak with K. Kirkland 1998-7-17 SCa 778 Los Angeles lower portion of Silver Cyn, ca. 0.5 air mi inland from beach 36 Comment
  SD132622  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles San Clemente Island. Mosquito Harbor, beach bank by cabin. Comment
  CAS-BOT-BC8192  Malvastrum clementinum Philip Alexander Munz 1923-4-9 6684 Los Angeles San Clemente Island. Canyon running from Lemon Tank. Comment
  CATA77  Marah fabacea Mark L. Hoefs 1973-3-13 59 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by water tank above Wrigley Memorial, north exposure 220 Comment
  UCR99527  Marah fabacea Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9450 Los Angeles San Gabriel Mtns., 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. 915 Comment
  UCD107551  Marah macrocarpa Kenneth A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. Comment
  RSA654074  Marah macrocarpa var. macrocarpa Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 737 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  SD69040  Marah macrocarpa var. major Robert F. Thorne 1966-9-14 36626 Los Angeles Santa Catalina Island, Middle Rance, Middle Rance Canyon, weedy margin of reservoir 199 Comment
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May 1 2012
  NY42930  Marrubium vulgare J. B. Walker 1995-3-31 1309 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  RSA533418  Marrubium vulgare Tim S. Ross 1991-4-21 4527 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA717952  Marrubium vulgare R. G. Swinney, Dave Larson 1996-8-7 5244 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  LA81996  Marrubium vulgare Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  RSA0065716  Marsilea vestita subsp. vestita Justin M. Wood 2011-7-7 4342 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  SFV4054  Matricaria discoidea K. A. Wilson 1961-3-14 1025 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  SD113049  Matricaria discoidea Darley F. Howe 1915-4-1 59 Los Angeles Claremont Comment
  CAS-BOT-BC422746  Meconella denticulata Le Roy Abrams 1899-3-1 235 Los Angeles Santa Monica Mts, Sepulveda Canon [Canyon] Comment
  UC855221  Meconella denticulata Ira W. Clokey, B. Templeton 1929-4-1 4428 Los Angeles Mandeville Canyon, Santa Monica Mountains 450 Comment
  UC398766  Medicago polymorpha Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island 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
  RSA652174  Medicago polymorpha John T. Rollins 1948-5-26 s.n. Los Angeles Found on the hwy shoulder on the N/W corner of Azusa Blvd. & Cypress Ave., Covina. 129 Comment
  UCD107827  Medicago polymorpha Beth Greenhalgh 1993-3-19 22 Los Angeles Santa Monica Mtns., Malibu, at S end of 29716 Baden Pl. 15 Comment
  LA33948  Medicago sativa Peter H. Raven; Henry J. Thompson 1959-9-19 13719 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  CATA981  Melica imperfecta Mark L. Hoefs 1994-5-21 1851 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  CHSC35496  Melica imperfecta James Henrickson 1979-5-18 18138 Los Angeles Ca 1 mile N of Valencia, E of College of the Canyon between Valencia and McBean Parkway. 426 Comment
  RSA562632  Melica imperfecta D. Charlton 1989-4-30 3029 Los Angeles Kentucky Sprngs, Sierra Highway-Angeles Crest Hwy, approximately 1 mile north of the northern boundary of the Angeles National Forest 1036 Comment
  RSA587517  Melica imperfecta Orlando Mistretta 1995-4-5 1593 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek reservoir 1006 Comment
  UCR219402  Melica imperfecta R. G. Swinney 2009-3-25 10158 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR223042  Melica imperfecta R. G. Swinney 2009-5-6 10661 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UCR223677  Melica imperfecta R. G. Swinney 2009-6-12 11128 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  LA12147  Melica imperfecta O. A. Plunkett; 1925-11-28 sn Los Angeles Comment
  CAS-BOT-BC281099  Melica stricta Steve Boyd; Lauren Raz 1997-5-20 9802 Los Angeles Liebre Mts Region: N flank of Sawmill Mts, upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of FS rds 7N23 and 7N08 1584 Comment
  RSA652193  Melilotus albus R. Evans 1951-4-27 s.n. Los Angeles 3/4 mile south of Puddingstone on Puddingstone Rd. Comment
  UCR261341  Melilotus indicus R. G. Swinney 2010-4-1 12163 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
  POM348183  Melilotus indicus E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  UCR277055  Mentha suaveolens R. G. Swinney 2011-9-22 15658 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR231915  Mentzelia affinis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7994 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  RSA446851  Mentzelia dispersa Anstruther Davidson 1892-6-12 s.n. Los Angeles Mt. Wilson. San Gabriel Mountains Comment
  RSA440467  Mentzelia laevicaulis Anstruther Davidson 1921-01 3507 Los Angeles La Liebre, Mohave Desert. Comment
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Jun 26 2012
  RSA440478  Mentzelia lindleyi Geo. C. Johnstone 1926-5-6 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  RSA599675  Mentzelia micrantha Steve Boyd, Lauren Raz 1997-5-6 9694 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR177305  Mentzelia micrantha LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 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
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  CAS-BOT-BC167626  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  SBBG128338  Mesembryanthemum nodiflorum A. Cheung, S. Lawrence-Gomez, D. Kasang, M. Zou, S. Ratay 2011-7-1 13 Los Angeles Deer Valley Trail 23 Comment
  SBBG83254  Mesembryanthemum nodiflorum M. Daily 1986-4-7 SCa-t- 10 Los Angeles Bird Rock Comment
  SBBG108956  Micranthes californica S. A. Junak 1997-3-13 SCl 770 Los Angeles just downstream from head of E fork of first cyn E of Mosquito Cyn 347 Comment
  UCR107778  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  RSA526518  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4257 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA595933  Microseris lindleyi L. C. Wheeler 1967-5-9 9385 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR186966  Microseris lindleyi A. C. Sanders 2006-4-10 32013 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
  LA26053  Mimulus aurantiacus Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA612435  Mimulus aurantiacus Bill Campbell 1932-4-30 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA660213  Mimulus aurantiacus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 21 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA660443  Mimulus aurantiacus Orlando Mistretta 1992-6-17 582 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA680081  Mimulus aurantiacus Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 358 Los Angeles San Gabriel Mtns. Angeles National Forest. 2.7 mi from gate at Mt. Baldy Rd. Comment
  SDSU14340  Mimulus aurantiacus John Viggiano 2003-4-3 26 Los Angeles South Hills Park, Glendora. 1/6 mile south from restroom at park, along trail. 237 Comment
  OBI35967  Mimulus aurantiacus var. pubescens J. & B. Semple, B. Semple 1981-8-16 5627 Los Angeles Hills S of Westlake Village Comment
  RSA442628  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  RSA532827  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-8-14 5788 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft). 396 Comment
  UC1922227  Mimulus brevipes Valerie L. Soza, Laura Moore 2000-5-10 855 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  SFV15501  Mimulus brevipes E. J. Spencer 1992-4-29 19 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  LA32125  Mimulus cardinalis Peter H. Raven; 1959-10-25 14690 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  UC1870294  Mimulus cardinalis LeRoy Gross, Wayne Law 2000-8-8 254 Los Angeles Big Tujunga Wash/Verdugo Mountains Region.; E of Hansen Dam, entered at Orcas Ave, hiked E of Orcas park along river (just N of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UC56258  Mimulus cardinalis Ernest Braunton July 1902 549 Los Angeles Arroyo Seco Comment
  UCR270640  Mimulus cardinalis R. G. Swinney 2011-6-30 15384 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM8267  Mimulus cardinalis P. A. Munz, D. R. Harwood 1920-5-16 3963 Los Angeles Santa Monica 15 Comment
  RSA435515  Mimulus floribundus Louis C. Wheeler 1933-9-3 2100 Los Angeles Barrett Canyon off San Antonio Canyon. 1311 Comment
  RSA582479  Mimulus floribundus Tim S. Ross, S. D. Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  UC1595327  Mimulus floribundus Tim Ross, Orlando Mistretta 1992-7-24 6765 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  UCR190010  Mimulus floribundus R. G. Swinney 1998-7-30 6593 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA724664  Mimulus floribundus K. Dobry 1992-10-25 d- 1092 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA535569  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles N side of San Gabriel Mountains. 3.2 miles S of Hwy 138 along Largo Vista Road (204th Street; Grandview Canyon Road). 1280 Comment
  RSA442750  Mimulus guttatus Arthur B. Shepard 1933-4-22 s.n. Los Angeles Hillsides, Verdugo Woodlands Comment
  UCR174492  Mimulus guttatus Jennifer H. Jones 2006-5-17 305 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  JEPS4688  Mimulus johnstonii Rimo Bacigalupi with G. Thomas Robbins and L. R. Heckard 1953-6-14 4191 Los Angeles upper slopes of s fork Little Rock Creek Canyon (higher n slopes of mts.); San Gabriel Mts., Angeles National Forest 1432 Comment
  RSA0056596  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-10 5298 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  UC203499  Mimulus johnstonii I. M. Johnston 1917-7-28 1562 Los Angeles San Antonio Canyon San Antonio Mts.; San Antonio Canyon, San Antonio Mts. 1828 Comment
  UC557820  Mimulus nasutus Nell Murbarger May, 1936 86 Los Angeles e side San Clemente Island Comment
  RSA589066  Mimulus pilosus Orlando Mistretta 1994-6-6 1330 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA729736  Mimulus suksdorfii R. G. Swinney 1998-6-12 6957 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
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Oct 17 2010
  RSA0006059  Mimulus traskiae Blanche Trask 1901-1 s.n. Los Angeles Catalina Island. Avalon. Comment
  SBBG31463  Mirabilis californica R. F. Thorne 1966-4-4 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  CAS-BOT-BC434627  Mirabilis laevis var. crassifolia Alice Eastwood 1928-6-15 15411 Los Angeles Claremont Comment
  RSA0027963  Mirabilis laevis var. crassifolia Steve Boyd, Lauren Raz 1997-5-6 9747 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA464661  Mirabilis laevis var. crassifolia T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  RSA0027967  Mirabilis laevis var. crassifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 123 Los Angeles San Clemente Island. Comment
  UC1293671  Mirabilis laevis var. villosa P. C. Everett and E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, N slopes, San Gabriel Mountains 1219 Comment
  RSA0016140  Monardella australis R. G. Swinney 1997-6-25 5646 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail, ca. 1.3 mi. SE of Hwy 2 2256 Comment
  CAS-BOT-BC219836  Monardella breweri Roxana S. Ferris 1918-6-12 949 Los Angeles 3 miles above Acton on Palmdale - Saugus Rd. Comment
  HSC14284  Monardella exilis C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8, 3.5 mi. S of Moody Springs Comment
  CAS-BOT-BC221700  Monardella hypoleuca subsp. hypoleuca H. E. Hasse 1907-9-1 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  SBBG118730  Monardella lanceolata L. Gross with P. Morton 2004-6-10 1377 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  CAS-BOT-BC215611  Monardella linoides subsp. erecta John Thomas Howell 1947-7-18 23409 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  LA54255  Monardella saxicola Louis Wheeler; 1932-7-2 896 Los Angeles San Gabriel Mountains, Brown Flat-Fern Canyon water trail 1310 Comment
  RSA13721  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  RSA65884  Monolepis nuttalliana F. W. Peirson 1932-4-17 9849 Los Angeles Near dam head, Lovejoy Buttes, Mohave Desert 762 Comment
  RSA0058207  Morus alba Richard G. Swinney 2010-6-23 13376 A Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR95290  Muhlenbergia asperifolia Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8836 Los Angeles Liebre Mtns, Castaic Creek drainage upstream from confluence of Fish Canyon. 610 Comment
  RSA603263  Muhlenbergia californica L. C. Wheeler 1932-9-9 1360 Los Angeles San Antonio Canyon 1067 Comment
  RSA729418  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles Cow Canyon, upper NE fork, north of Cow Canyon Rd. c. 0.7 mi. NW of Cow Canyon Saddle. 1348 Comment
  RSA78219  Muhlenbergia californica J. C. Roos 1951-7-30 5075 Los Angeles Big Rock creek, north of Mt. Baden Powell, San Gabriel Mountains. Alt. 6500 ft. Comment
  CATA172  Muhlenbergia microsperma Mark L. Hoefs, A. Douglas Propst 1973-4-6 137 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA780000  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  SEINET10596338  Muhlenbergia racemosa Hermann E. Hasse 1890-9-12 Hasse s.n. Los Angeles Santa Monica Range, Los Angeles Co., Cal. Comment
  RSA549195  Muilla maritima Timothy S. Ross, Peter Fritsch 1990-6-20 3682 Los Angeles Ridgetop between Roberts Canyon and W Fork San Gabriel River. 1255 Comment
  SD90271  Munzothamnus blairii Robert F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island; uppeer part of Norton Canyon. 274 Comment
  SD216573  Myoporum laetum Andrew Chen 2011-1-3 1438 Los Angeles Azusa; Along San Gabriel River Bike Trail, east bank, 100-350m north of Foothill Blvd. Comment
  RSA760598  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UC1563059  Nama hispida var. spathulata Steve Boyd and Orlando Mistretta 1986-3-31 1562 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA618731  Nassella cernua Scott D. White 1998-5-19 6542 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  UC70990  Nassella cernua J. B. Davy 1901-3-1 Los Angeles Saugus Comment
  RSA611058  Nasturtium officinale L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon; T2N R8W S36, SW/4 975 Comment
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  UCR209440  Navarretia hamata R. G. Swinney 1969-5-10 461 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA647976  Navarretia hamata Michelle Manolovitz, Brian Manolovitz 1992-5-5 8 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  UC1349342  Navarretia hamata subsp. leptantha Robert F. Thorne 1966-4-7 35939 Los Angeles Cherry Valley Santa Catalina Island 60 Comment
  POM75592  Navarretia prostrata H. E. Hasse 1889-05 10106 Los Angeles Los Angeles Comment
  CAS-BOT-BC109087  Nemacaulis denudata var. denudata Geo. B. Grant 1898-4-7 s.n. Los Angeles East San Pedro. Comment
  SEINET10906226  Nemacladus longiflorus Chamberlain 1899-1 Chamberlain s.n. Los Angeles Comment
  RSA0126321  Nemacladus longiflorus var. longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 610 Comment
  SBBG126916  Nemacladus pinnatifidus A. Parikh, N. Gale 2010-6-15 3301 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1310 Comment
  RSA628893  Nemacladus ramosissimus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  CHSC95903  Nemacladus sigmoideus LeRoy Gross 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA497250  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6643 Los Angeles Coldwater Canyon off Big Tujunga 1005 Comment
  RSA48449  Nemophila menziesii G. R. Campbell 1949-3-16 12823 Los Angeles 3 miles north of Claremont Comment
  RSA226234  Nemophila menziesii var. menziesii Gary D. Cromwell 1971-4-21 574 Los Angeles Mystic Canyon, 2 mi. NE of Glendora, about 1 m above creek bed Comment
  UCR204829  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  HSC21274  Nicotiana glauca David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA703342  Nicotiana glauca LeRoy Gross 2005-2-15 1388 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  UC1870273  Nicotiana glauca LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1097 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of ... 457 Comment
  UCR259131  Nicotiana glauca R. G. Swinney 2010-5-4 12533 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
  SBBG70585  Nicotiana quadrivalvis R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  UC166908  Nicotiana quadrivalvis unknown Jun 1904 839 Los Angeles Covina Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SBBG14833  Notholaena californica L. L. Kiefer 1963-12-30 346 Los Angeles entrance to cyn, just E of cmpgrd, Placerita Cyn St Park 304 Comment
  UCR218012  Oenothera elata A. C. Sanders, Dan S. Cooper 2010-8-5 38578 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC1349355  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Cottonwood Canyon Santa Catalina Island; , Cottonwood Canyon 106 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  POM122309  Oreonana vestita Marcus E. Jones 1929-7-8 s.n. Los Angeles San Antonio Peak Comment
  RSA643968  Oreonana vestita V. W. Steinmann 1996-6-17 918 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  RSA741146  Oreonana vestita Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2302 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  RSA590613  Orobanche bulbosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2921 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  UCR150668  Orobanche fasciculata James Henrickson 2000-4-15 20697 5 Los Angeles c. 2 mi SE of Newhall in upper Whitney Canyon SE of jct. of San Fernando Road and State Hwy 14; upper Angeles National Forest along Whitney Canyon Road south of Whitney Canyon, c. 0.25 mi into National Forest 640 Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  SEINET3159748  Orthocarpus exsertus G. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park. Confined to southern California Comment
  RSA402076  Orthocarpus purpurascens var. purpurascens J. Doty 1969-5-16 671 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  SEINET11602262 Image available Osmadenia tenella G. B. Grant 1904-5-24 125 Los Angeles Pasadena Comment
  RSA0077538  Oxalis corniculata G. Wallace 1964-5-11 s.n. Los Angeles Arcadia. Comment
  CAS-BOT-BC413304  Oxytheca perfoliata Peter Kamb 1948-3-13 803 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  UC1870261  Packera ionophylla LeRoy Gross, Michael Denslow 2003-6-4 987 Los Angeles Transverse Ranges; San Gabriel Mountains region; Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. Near 34.36445N, 117.84960W Comment
  CAS-BOT-BC121164  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  RSA356050  Paeonia californica Robert F. Thorne 1973-3-26 42717 Los Angeles Webb Canyon, N of Claremont 366 Comment
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  RSA722933  Parthenocissus vitacea R. E. Riefner 2007-5-27 7 -219 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. (NAD 83) 69 Comment
  CAS-BOT-BC265637  Paspalum distichum Geo. B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir Comment
  SEINET10952274  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 423 Los Angeles Equivalent to Tim Skimina's GPS # 114B. Comment
  UCR178615  Passiflora caerulea R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora, Hook Canyon Debris Basin 427 Comment
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Oct 5 2020
  UCR193637  Passiflora caerulea A. C. Sanders 2008-7-10 35718 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
  RSA722093  Passiflora caerulea R. E. Riefner 2007-4-15 7 -180 Los Angeles Harbor City, Harbor Regional Park and Lake, Bixby Slough, Vermont Ave./Pacific Coast Hwy. 14 Comment
  RSA0113906  Pectocarya linearis subsp. ferocula LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7550 a Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR276981  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 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
  RSA191000  Pectocarya setosa R. F. Thorne 1963-5-15 31672 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA701588  Pedicularis densiflora Steve D. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  SFV19326  Pedicularis semibarbata P. Wilson, J. N. Hogue 242.3 2005-5-23 4208 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  LA94142  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1777 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA651843  Pellaea andromedifolia Eleanor McClung 1937-4-29 150 Los Angeles Collected at Museum hill, Highland Park. Comment
  POM23466  Pellaea andromedifolia var. andromedifolia Mattie Reed 1892-4-11 s.n. Los Angeles Pomona Comment
  SD81405  Pellaea mucronata Louis C. Wheeler 1931-8-4 Los Angeles Foothills of San Antonio Mountains, I(c) mile east of Palmer Canyon 550 Comment
  SEINET4044540  Pellaea mucronata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR23361  Pellaea mucronata John C. Roos 1942-3-7 1000 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  RSA229119  Pellaea mucronata subsp. californica R. F. Thorne, C. W. Tilforth 1971-6-29 40704 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  CAS-BOT-BC258818  Pennisetum setaceum Peter H. Raven 1957-9-21 11341 Los Angeles Sunset Boulevard at Groverton Street, Westwood Village Comment
  RSA0097147  Penstemon centranthifolius R. G. Swinney 2011-5-31 14911 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA570206  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5001 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA773286  Penstemon grinnellii R. G. Swinney 2009-6-24 11276 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA610967  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2012 Comment
  HSC21001  Penstemon heterophyllus subsp. australis C. S. Apperson 1967-6-20 Los Angeles 2 mi. E from Sierra Pelona Lookout Comment
  RSA578794  Penstemon labrosus Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UCR223287  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  HSC12391  Penstemon spectabilis Wendell Wood 1970-6-20 17 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  UCR270676  Pentagramma triangularis R. G. Swinney 2011-11-1 15948 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  LA94199  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1709 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  RSA0062865  Pentagramma triangularis subsp. triangularis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6778 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG31203  Pentagramma triangularis subsp. triangularis R. F. Thorne 1966-6-2 36530 Los Angeles Hay Press area [Haypress] 426 Comment
  SEINET187039  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road Santa Catalina Island. 5 Comment
  LA200252  Perityle emoryi Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4617 Los Angeles Santa Monica Mountains, Sequit Point, above point Comment
  RSA323750  Perityle emoryi F. H. Elmore 1939-2-18 385 Los Angeles San Clemente Island Comment
  SEINET4335214  Persicaria lapathifolia L. C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills 259 Comment
  SEINET3924293  Persicaria punctata A. C. Sanders, Mark A. Elvin; Cathleen Weigand 2002-8-1 25526 Los Angeles Santa Clara River Valley: Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction.; 0 305 Comment
  JEPS126453  Phacelia austromontana CNPS Field Staff 2015-4-15 SSNF 1904 Los Angeles Private Ranch. Comment
  RSA228846  Phacelia brachyloba Robert F. Thorne 1971-6-26 40613 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 Comment
  SBBG64846  Phacelia brachyloba R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SD253471  Phacelia brachyloba R. G. Swinney 2011-6-14 15145 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy, Charlton Flat entrance (Chilao Flat 7.5'Q) 1646 Comment
  LA38564  Phacelia cicutaria var. hispida A. M. Johnson; 1934-5-4 4477 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Towards tunnel Comment
  RSA0091109  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-28 14548 Los Angeles 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
  UC729584  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-9 3479 Los Angeles 1/3 mi above Mexican Houses; Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon 152 Comment
  UCR194852  Phacelia congdonii T. B. Salvato, Steve Reynolds 2008-4-15 s.n. Los Angeles Tehachapi Mountains Foothills, Oso Canyon, 1.3 miles (air) southwest of the National Cement plant 1102 Comment
  RSA592260  Phacelia distans Louis C. Wheeler 1967-5-12 9479 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1159 Comment
  RSA669146  Phacelia distans LeRoy Gross, Naomi S. Fraga 2002-4-4 515 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 468 Comment
  RSA729093  Phacelia distans R. G. Swinney 1999-6-28 7461 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1506 Comment
  SD41344  Phacelia distans Edith A. Purer 1935-5-12 6595 Los Angeles El Segundo Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  UCR124751  Phacelia distans B. C. Templeton, I. W. Clokey 1930-4-2 1409 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR95446  Phacelia distans L. C. Wheeler 1967-5-12 9489 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  SD75542  Phacelia distans M. B. Dunkle 1939-5-28 8122 Los Angeles San Clemente Island; east coast of island. Comment
  RSA756584  Phacelia douglasii Orlando Mistretta, Christine Mistretta 2008-4-3 2275 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  HSC82801  Phacelia fremontii R. F. Thorne 1963-5-15 31668 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA75530  Phacelia fremontii F. W. Peirson 1933-5-13 10663 Los Angeles About 10 miles south of Munroc, Western Mojave Desert. Comment
  SBBG13562  Phacelia grandiflora P. H. Raven 1962-5-23 17859 Los Angeles near Bird Park, Memorial Cyn, Avalon Comment
  UCR223524  Phacelia imbricata R. G. Swinney 2009-6-17 11211 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCD120618  Phacelia imbricata Kenneth A. Wilson 1962-5-12 1277 Los Angeles San Gabriel Mts., northern slope. Comment
  RSA755715  Phacelia longipes R. G. Swinney 2008-6-18 9069 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  SEINET5518991  Phacelia lyonii A. A. Heller 1908-7-16 8955 Los Angeles Near Avalon, Santa Catalina Island Comment
  CHSC728  Phacelia minor E. Thomas 1940-2-17 Los Angeles Padua Hills above Claremont. Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  UCD120574  Phacelia minor Geoffrey Levin 1974-4-27 40 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mts. Mt. Range. 579 Comment
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM280815  Phacelia minor Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tijuna Canyon. Comment
  SEINET9120542  Phacelia minor E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon, chaparral community. Comment
  CAS-BOT-BC145073  Phacelia mohavensis Victor Duran 1933-7-1 3512 Los Angeles Sulphur Springs, San Gabriel Mts. Comment
  SBBG122082  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1743 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 360 Comment
  RSA703519  Phacelia ramosissima var. latifolia Michael Honer 2004-6-22 2002 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA233419  Phacelia ramosissima var. ramosissima Robert F. Thorne 1969-7-9 38589 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  CHSC35453  Phacelia tanacetifolia James Henrickson 1979-5-23 18182 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  LA34691  Phacelia tanacetifolia Mary V. Hood; 1936-3-5 37 6 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  LA38546  Phacelia tanacetifolia Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA726017  Phacelia tanacetifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26115 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
  UCR204238  Phalaris aquatica Valerie Soza, LeRoy Gross 2001-5-22 1234 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15) 716 Comment
  CAS-BOT-BC259058  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles Near corner of Western Ave. and 131st Street Comment
  UCR127052  Phlox gracilis 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
  RSA459259  Pholistoma auritum C. Epling 1930-4-10 s.n. Los Angeles Mandeville Canyon Comment
  UCR85818  Pholistoma auritum T. S. Ross 1991-4-8 4458 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  UCR220055  Pholistoma membranaceum R. G. Swinney 2009-4-24 10437 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC134957  Phoradendron bolleanum Le Roy Abrams; E. A. McGregor 1908-6-2 543 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1066 Comment
  RSA590863  Phoradendron densum Orlando Mistretta 1994-4-12 1034 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA594573  Phoradendron macrophyllum Louis C. Wheeler 1966-10-12 8979 Los Angeles San Gabriel Mountains. East fork, San Gabriel Canyon, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA600263  Phoradendron macrophyllum Louis C. Wheeler 1933-2-22 1480 Los Angeles Little Rock Creek. 1067 Comment
  CAS-BOT-BC141159  Phoradendron serotinum subsp. macrophyllum Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon. Santa Monica Mts. Comment
  UC56841  Phyla lanceolata Ernest Braunton 1902-6-30 499 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA384019  Phyllospadix Edwin Kline 1924-8-3 s.n. Los Angeles Pacific Palisades near Los Angeles. Comment
  CAS-BOT-BC452035  Phyllospadix torreyi James R. Shevock 1973-9-29 3195 Los Angeles Near Bluff Cove, Palos Verdes Estates Comment
  RSA683961  Phyllospadix torreyi Arline Young 1968-1-27 s.n. Los Angeles Cabrillo Beach, San Pedro, Zone 4 Comment
  RSA384426  Pinus contorta var. murrayana L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, east slope 3049 Comment
  CATA1925  Pinus halepensis Amy Catalano 2014-9-23 015 Los Angeles Santa Catalina Island: Across road from 106 Middle Ranch residence 201 Comment
  RSA650250  Pinus halepensis Rudolf Schmid 1961-4-26 s.n. Los Angeles Episcopal Church, First Ave, Arcadia. Comment
  CAS-BOT-BC73159  Pinus jeffreyi Saichi Kawahara 1968-4-9 141 Los Angeles Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest. 2148 Comment
  RSA169031  Pinus jeffreyi Mark Parratt 1964-2-6 608 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA384324  Pinus lambertiana L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. San Antonio 3049 Comment
  RSA640968  Piperia elongata Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Brown's Flat trail, 2 1/2 miles from flat. Comment
  RSA601696  Piptatherum miliaceum L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 731 Comment
  UCR178937  Piptatherum miliaceum R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UC1971491  Pityrogramma triangularis Louis C. Wheeler 1969-5-17 s.n. Los Angeles SANTA CATALINA ISLAND: 0.3 mile south southeast Isthmus Bench Mark. Comment
  CAS-BOT-BC71774  Pityrogramma triangularis var. viscosa Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC1069012  Plagiobothrys arizonicus A. D. Gifford 1935-3-31 530 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UC25044  Plagiobothrys arizonicus J. Burtt Davy May 9 1896-May 24 1896 2301 Los Angeles Llano Verde Antelope Valley Comment
  RSA190951  Plagiobothrys collinus var. gracilis R. F. Thorne, P. Everett 1965-6-24 35024 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  CAS-BOT-BC228487  Plagiobothrys parishii Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 993 Los Angeles Lovejoy Springs Comment
  RSA0115702  Plagiobothrys tenellus Andrew C. Sanders, Teresa B. Salvato 2007-4-24 33478 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c.1.25 mi SW of National Cement Plant. 1159 Comment
  CATA1479  Plantago erecta Mark L. Hoefs, Steven A. Junak 1996-4-30 2676 Los Angeles Santa Catalina Island: Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior 106 Comment
  CDA29926  Plantago erecta Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA251528  Plantago erecta Robert F. Thorne 1973-4-11 42815 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA512028  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mts., Angeles National Forest: Colby Ranch. 1098 Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  SD90378  Plantago ovata Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile southsoutheast of Eel Point and north of Seal Cove, southwest side of island. 29 Comment
  RSA592019  Plantago patagonica Mark Hoefs 1973-3-13 63 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA733744  Platanthera Richard G. Swinney 1999-8-14 7622 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  RSA641426  Platanthera sparsiflora Louis C. Wheeler 1967-7-15 10019 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR189846  Platanthera sparsiflora R. G. Swinney 1998-7-21 6472 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
  OBI8163  Platanus racemosa Lewis Meltz 1977-4-9 LM 32 Los Angeles Eaton Cyn, 3.0 km E of Eaton Cyn bridge Comment
  LA206290  Platystemon californicus Carolyn Barber; 1969-5-6 sn Los Angeles Gorman Comment
  RSA445694  Platystemon californicus M. B. Dunkle 1938-3-20 5227 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  UC1211009  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles s end Santa Catalina Isl. 518 Comment
  UCR125258  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  SBBG31057  Poa annua R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles Picnic Ground 426 Comment
  RSA732912  Poa pratensis R. G. Swinney 1997-6-19 5622 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  POM7041  Poa secunda L. T. Street, G. Williams 1919-4-12 2496 Los Angeles Puente [now La Puente]. Comment
  RSA597735  Poa secunda Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3791 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA708581  Poa secunda Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1167 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  RSA773676  Poa secunda R. G. Swinney 2009-6-3 11045 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA596061  Poa secunda L. C. Wheeler 1967-5-8 9357 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  CATA1283  Polycarpon tetraphyllum Mark L. Hoefs, Steven A. Junak 1995-7-12 2370 Los Angeles Santa Catalina Island: Outside of Wrigley Garden Herbarium, upper Avalon Canyon 106 Comment
  RSA332056  Polygonum arenastrum Wayne E. Sawyer 1981-7-18 101 Los Angeles SAN GABRIEL MTNS., ANGELES NATIONAL FOREST: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  RSA591672  Polygonum arenastrum Louis C. Wheeler 1966-9-21 8883 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. 259 Comment
  RSA0116759  Polygonum aviculare R. G. Swinney 2010-10-5 13972 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR131391  Polygonum aviculare Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA594985  Polygonum aviculare subsp. aviculare Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-13 2377 Los Angeles Santa Catalina Island. Boushay canyon Road, by Ironwood grove off of Upper West End Road. 396 Comment
  UCR259162  Polygonum lapathifolium R. G. Swinney 2010-6-23 13364 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA614338  Polygonum persicaria B. Pitzer, P. Gomez 1996-4-28 2741 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
  POM6786  Polypodium californicum Hilda Wood 1901-3-3 s.n. Los Angeles Glendora Comment
  RSA689915  Polypodium californicum M. B. Dunkle 1932-1-31 2864 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  UCR194273  Polypodium californicum R. G. Swinney, Dave Larson 1999-6-25 7396 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UCR207627  Polypodium californicum O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  POM915  Polypodium californicum Anonymous 1910-02 3 Los Angeles San Antonio and others. Comment
  UCSB62298  Polypodium californicum Kiefer, Lawrence 1966-11-11 Los Angeles San Gabriel Mtns., E fork of the San Gabriel River, Heaton Flat 609 Comment
  CAS-BOT-BC233089  Polypogon interruptus Geo. B. Grant 1904-6-10 6121 Los Angeles [Sherman?] Comment
  SD72761  Polypogon interruptus F. R. Fosberg 1931-5-2 S 4739 Los Angeles Middle Ranch Dam, Santa Catalina Isl., in wet streambed 199 Comment
  CHSC92948  Polypogon monspeliensis John Dittes 2006-1-2 1310 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; at edge of Big Tujunga Creek. 393 Comment
  UC50630  Polypogon monspeliensis J. H. Barber 1897-12-5 151 Los Angeles Santa Monica Comment
  UCR178220  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCSB462  Polypogon monspeliensis H., J. 1934-7-3 Los Angeles San Dimas Exp. Forest; Dam no. 2, stream channel; sec 1, T 1N, R 9W 822 Comment
  CAS-BOT-BC237504  Polypogon viridis W. R. Dudley; F. H. Lamb 1896-6-8 4399 Los Angeles Kings Canyon, Liebre Mountains Comment
  POM806  Polystichum imbricans subsp. imbricans C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA702440  Polystichum imbricans subsp. imbricans Scott D. White 2004-7-28 10655 Los Angeles Clear Creek area. In and around eThe Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SD90470  Populus fremontii Robert F. Thorne 1970-3-6 39386 Los Angeles Santa Catalina Island, lower Cottonwood Canyon near bridge 29 Comment
  RSA0119002  Populus fremontii subsp. fremontii A. C. Sanders 2007-4-13 33407 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  SEINET10965539  Portulacaria afra Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4869 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA383479  Potamogeton illinoensis H. S. Budd 1901-10-25 s.n. Los Angeles Crystal Lake. San Gabriel Mountains. Comment
  UCR189969  Potentilla glandulosa R. G. Swinney 1998-8-31 6873 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  UCR190043  Potentilla glandulosa R. G. Swinney 1998-9-7 6934 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA165685  Potentilla gracilis var. fastigiata Wesley O. Griesel 1963-7-11 832 Los Angeles Big Pines, San Gabriel Mountains. 2073 Comment
  RSA191368  Prunella vulgaris subsp. lanceolata Robert F. Thorne, M. Z. Thorne 1967-7-19 37178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  SEINET10885761  Prunus Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2501 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  SEINET10684861  Prunus Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2627 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  UCD113456  Prunus fasciculata Daryl Koutnik; Bruce Holguin 1978-4-1 224 Los Angeles Northwest of Palmdale on Elizabeth Lake Road. 914 Comment
  RSA580960  Prunus ilicifolia subsp. ilicifolia Jamie Kneitel 1994-4-28 49 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA653895  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  SBBG78180  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1931-4-2 4446 Los Angeles Hamilton Cyn, just below rd 350 Comment
  UC454994  Prunus ilicifolia subsp. lyonii I. J. Condit 1908-6-29 Los Angeles Santa Catalina Island Comment
  RSA609120  Prunus persica var. persica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Below Silver Fish Truck Trail, first canyon south of Water Canyon. 610 Comment
  CAS-BOT-BC356571  Pseudognaphalium biolettii John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM358709  Pseudognaphalium biolettii B. Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mtns, Los Alisos Canyon Comment
  RSA526527  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-7 4265 b Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SD66903  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-20 363 Los Angeles Santa Catalina Island; south of Avalon. Comment
  SFV3933  Pseudognaphalium biolettii K. A. Wilson 1961-3-10 972 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UC485716  Pseudognaphalium biolettii Crawford and Hiatt 1916-3-28 701 Los Angeles Santa Monica Mts. Comment
  UCR108175  Pseudognaphalium biolettii Jeanne Gural, E. Hewgley 1997-4-27 38 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW cornerof Mills Ave. and Foothill Blvd. SW of pHake lake, south of Vernal Pool 412 Comment
  RSA534078  Pseudognaphalium biolettii Timothy S. Ross 1991-5-19 5246 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage. 389 Comment
  CAS-BOT-BC356711  Pseudognaphalium californicum Henry J. Thompson; Peter H. Raven 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CATA784  Pseudognaphalium californicum Mark L. Hoefs 1991-6-5 1346 Los Angeles Santa Catalina Island: Hill above Hamilton Cove 91 Comment
  SBBG98465  Pseudognaphalium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5247 Los Angeles fk of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800' N of Rest (1336') marker; 1800' SE of Malo Knoll (1396') Comment
  UC202343  Pseudognaphalium canescens Fred Burlew 1917-9-26 3276 Los Angeles Crescentia Comment
  CAS-BOT-BC357295  Pseudognaphalium microcephalum John I. Carlson 1918-4-24 s.n. Los Angeles Country adjacent to Los Angeles. Hollywood Comment
  RSA660221  Pseudotsuga macrocarpa Fred Brooks 1988-5-7 39 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  RSA592400  Pteridium aquilinum var. pubescens Mark Hoefs, Doug Propst 1974-5-10 464 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  SFV51  Pteridium aquilinum var. pubescens F. R. Rickson 1961-7-31 3 Los Angeles San Gabriel Mountains Buckhorn Camp. 2287 Comment
  UCR194261  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  UCR270111  Pterostegia drymarioides R. G. Swinney 2010-4-15 12245 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
  PASA1188  Purshia glandulosa 4/29 Los Angeles Big Rock Creek Comment
  RSA592285  Purshia tridentata var. glandulosa Louis C. Wheeler 1967-5-12 9418 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR223735  Pycnanthemum californicum R. G. Swinney 2009-6-12 11141 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA467874  Pyrola bracteata George B. Grant 1906-08 7156 Los Angeles Pasadena Comment
  JEPS93445  Quercus E. R. Blakley 1962-10-5 5464 Los Angeles Middl Ranch Corral in Middle Ranch Canyon (Santa Catalina Island); California Channel Islands, Santa Catalina Island 198 Comment
  UCD45196  Quercus X alvordiana Herbert L. Mason 1927-5-29 3737 a Los Angeles Tejon Pass, Sierra Liebre Mts. Comment
  LA32173  Quercus agrifolia var. agrifolia Peter H. Raven; 1959-3-8 13834 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  RSA0085066  Quercus agrifolia var. agrifolia Ma. Elena Siqueiros 1997-3-8 D- 4366 Los Angeles Bernard Biological Field Station, NW corner of Mills Ave. and Foothill Blvd., Claremont; west of main road on Foothill entrance, 60m from main gate, left side of road. 412 Comment
  RSA657359  Quercus agrifolia var. agrifolia L. Yamanaka 1979-6-5 105 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  SBBG59014  Quercus berberidifolia R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  POM266351  Quercus chrysolepis J. C. Roos 1942-5-23 1056 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA530056  Quercus chrysolepis Tim S. Ross 1991-8-16 5850 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  UCR270123  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 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
  SACT002622  Quercus chrysolepis Louis Wheeler 1931-11-8 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC86210  Quercus dumosa Alice Eastwood 1917-7-20 6524 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86225  Quercus dumosa Reid Moran 1941-3-14 707 Los Angeles By creek, Middle Ranch, Santa Catalina Island 200 Comment
  CAS-BOT-BC86355  Quercus dumosa Ernest Braunton 1902-7-1 545 Los Angeles Griffith Park Comment
  CAS-BOT-BC86379  Quercus dumosa D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove; Santa Catalina Island 30 Comment
  CAS-BOT-BC79764  Quercus durata Geo. B. Grant 1904-3-1 6252 Los Angeles Pasadena So. Calif. Comment
  JEPS37350  Quercus durata Theodore Payne 1907-11-5 3 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  UCSB27916  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  RSA653361  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  UCR238633  Quercus durata var. gabrielensis Anuja Parikh, Nathan Gale 2010-6-25 3364 Los Angeles Transverse Range; San Gabriel Mtns., upper Van Tassel Canyon, 0.2 km SW of Mount Bliss 1080 Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  RSA601747  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9051 Los Angeles San Gabriel Mountains. Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UCR149964  Quercus john-tuckeri Scott D. White 2004-5-10 10355 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  UCD46862  Quercus lobata J. M. Tucker; Barbara Rice 1966-10-7 4012 Los Angeles Oak Grove Canyon, ca. 2.7 miles southeast of Three Points, beside road from Gorman to Elizabeth Lake, Los Angeles, California. Comment
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Mar 28 2014
  UCD46908  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near the intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas Los Angeles County, California. 304 Comment
  UCR100570  Quercus lobata Dan S. Cooper 1997-10-12 s.n. Los Angeles San Gabriel Valley, City of Industry, just west of Brea Canyon Dr., 1/4 mi. north of Hwy I-60 165 Comment
  RSA623512  Quercus pacifica J. M. Tucker 1992-3-31 s.n. Los Angeles Santa Catalina Island, upper Middle Ranch canyon below pump station, roughly 4.5 miles west of Avalon 256 Comment
  RSA485827  Quercus tomentella T. S. Elias 1988-2-10 10665 Los Angeles San Clemente Island: Dead Man's Curve adjacent to Eagle Canyon, East side of island Comment
  RSA619490  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon 91 Comment
  CAS-BOT-BC104871  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  RSA188369  Rafinesquia californica R. F. Thorne, Percy C. Everett 1965-6-22 34888 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  HSC6085  Rafinesquia neomexicana C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  LA52191  Ranunculus californicus Carl Epling; March 1925 6510 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA650496  Ranunculus californicus Eleanor McClung 1937-4-12 95 Los Angeles Franklin Canyon, Los Angeles. [North of Beverly Hills] Comment
  CAS-BOT-BC378869  Ranunculus californicus var. californicus Peter H. Raven 1959-4-4 13948 Los Angeles just east of Zuma Beach, Point Dume 0000000000000000000000 15 Comment
  RSA187961  Ranunculus hebecarpus Robert F. Thorne 1966-4-30 36350 Los Angeles Santa Catalina Island: E fork of Gallagher's Canyon. 30 Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  SD69689  Raphanus raphanistrum Robert F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Santa Catalina Island; south of Avalon golf course in open flat sandy bottom of Avalon Canyon. 89 Comment
  SBBG131711  Raphanus sativus S. A. Junak 1999-5-21 SCa 1000 Los Angeles Goat Harbor, above E end of beach 6 Comment
  RSA390203  Rhamnus californica Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  UCR223668  Rhamnus californica R. G. Swinney 2009-6-12 11123 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC59938  Rhamnus crocea C. L. Hitchcock; C. V. Muhlick 1964-3-17 23094 Los Angeles 3 mi. se. of Glen Ivy Hot Springs. Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  CAS-BOT-BC55982  Rhamnus ilicifolia Le Roy Abrams; E. A. McGregor 1908-6-19 333 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC56013  Rhamnus ilicifolia John Thomas Howell 1928-3-4 3376 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  LA52140  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  OBI6105  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles Aqueduct crosses hwy Comment
  RSA390825  Rhamnus ilicifolia Glenn A. Gorelick 1966-4-5 s.n. Los Angeles On trail to observatory, Griffith Park. Comment
  RSA391039  Rhamnus ilicifolia I. M. Johnston 1917-2-10 13809 Los Angeles Hills south of Pomona. Hillside under oak. 366 Comment
  RSA580741  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-25 7934 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA724528  Rhamnus ilicifolia K. Dobry 1991-3-15 d- 432 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UC1871212  Rhamnus pirifolia T. S. Ross 1993-4-21 6866 Los Angeles Channel Islands: Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak; Santa Catalina South USGS quad; Elev. ca. 1470 ft. 448 Comment
  UCR280399  Rhamnus pirifolia Jeremiah George, Eric Kline 2017-4-17 417- 10 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  RSA0060869  Rhus aromatica R. G. Swinney 2010-3-22 12088 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  LA91454  Rhus integrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-1 54 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  RSA386475  Rhus integrifolia F. R. Fosberg 1931-3-18 S- 4286 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  RSA534142  Rhus integrifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5057 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  SBBG37732  Rhus integrifolia R. Moran 1941-2-18 582 Los Angeles Middle Ranch Cyn 350 Comment
  SD75599  Rhus integrifolia Reid Moran 1941-2-18 582 Los Angeles Middle Ranch Canyon, San Clemente Island 349 Comment
  SFV21009  Rhus integrifolia L. Gross 2003-3-7 778 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Just past a saddle along the road on northwest-facing slope on north side of ridge near above coordinates. 518 Comment
  UCR13460  Rhus integrifolia 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
  SBBG106893  Rhus ovata M. L. Hoefs, R. F. Thorne 1996-4-6 2663 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  RSA0038418  Rhus ovata Geo. E. Julian 1963-3-7 s.n. Los Angeles Kellogg Hill, Cal Poly Comment
  UC1870192  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Los Angeles Basin: Verdugo Mountains Region NW side, along N side of hill N of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane. Comment
  RSA476416  Ribes amarum Samuel R. Tyson 1943-4-3 s.n. Los Angeles Big Dalton Canyon 503 Comment
  CAS-BOT-BC92433  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-10 s.n. Los Angeles Monrovia. Comment
  UCR270166  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  SD253553  Ribes californicum R. G. Swinney 2011-3-26 14211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  UC11564  Ribes californicum var. hesperium J. H. Barber 1897-1-6 6 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC93105  Ribes californicum var. hesperium Marcus E. Jones 1930-3-3 26510 Los Angeles Santa Ana Mountains. Comment
  CAS-BOT-BC93398  Ribes cereum Tim Ross 1990-8-17 3173 Los Angeles San Gabriel Mountains. South side of Prairie Fork, in the draw between Colombine Spring and Camp Lupine. 2121 Comment
  JEPS49404  Ribes cereum Frank W. Peirson 1918-6-17 256 Los Angeles summit North Baldy; San Antonio Mts. Comment
  UCR189998  Ribes cereum R. G. Swinney 1998-9-4 6898 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA188502  Ribes cereum var. cereum Robert F. Thorne 1965-8-26 35354 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  LA50707  Ribes indecorum Harlan Lewis; 1940-9-4 1053 Los Angeles Santa Monica Mountains, Saddle Peak 670 Comment
  RSA0025047  Ribes indecorum Valerie L. Soza 1997-4-11 39 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. East of School of Theology, east of cluster of pines. 412 Comment
  HSC93119  Ribes malvaceum Scott D. White 1995-2-7 2522 Los Angeles Sunshine Canyon, directly W of Hwy I-5 just S of interchange with Hwy 14 457 Comment
  JEPS26547  Ribes malvaceum Peter Kamb 1948-2-29 787 Los Angeles ridge w Sheep Corral Canyon (n slope of the Verdugo Range); Verdugo Range 792 Comment
  LA50737  Ribes malvaceum A. M. Johnson; 1928-2-16 131 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0025043  Ribes malvaceum var. viridifolium T. S. Clare, W. J. McDougal 1930-2-16 13707 Los Angeles Topango [Topanga] Canyon. Comment
  CAS-BOT-BC209697  Ribes quercetorum F. V. Coville; R. Bacigalupi 1925-4-19 177 Los Angeles 1 mi north of Sanberg's Ridge Route, Sierra Liebre 1097 Comment
  CLARK-A1528-4145  Ribes roezlii John C. Roos 1943-2-13 2596 Los Angeles San Gabriel Mountains Comment
  RSA0106826  Ribes roezlii R. G. Swinney 2011-8-5 15611 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
  RSA476246  Ribes roezlii Bonnie C. Templeton 1932-5-31 5058 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  CAS-BOT-BC186152  Ribes roezlii var. roezlii Tim Ross 1990-8-17 3170 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  UCR211797  Ribes roezlii var. roezlii Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1460 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Ridge Fire Road, c. 900 m SW of Sunset Peak 1646 Comment
  SDSU5988  Ribes speciosum Gerald Collier 1957-3-9 3249 Los Angeles Partly with lichen, faculty hill 1/4 west of UCLA campus brushy slopes. Comment
  SD112045  Ribes viburnifolium Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; East slope of Black Jack Mountain at Airport Road; Comment
  UCR95745  Rigiopappus leptocladus Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8549 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  UCR210451  Rorippa curvisiliqua R. G. Swinney 2008-12-4 9933 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA525100  Rosa californica Tim S. Ross, Steve D. Boyd 1990-6-6 2855 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR242707  Rubus armeniacus R. G. Swinney 2009-8-6 11541 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  POM243784  Rubus ursinus F. R. Fosberg 1931-5-2 S 4740 Los Angeles Santa Catalina Island. Below Middle Ranch Dam, Middle Ranch Canyon. Comment
  SBBG38733  Rubus ursinus R. Moran 1941-3-7 685 Los Angeles Middle Ranch 200 Comment
  UC861856  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island , Pebble Beach Canyon 60 Comment
  RSA786395  Rumex conglomeratus Doris Bowers 1957-5-2 619 Los Angeles LaVerne 305 Comment
  SBBG131592  Rumex conglomeratus S. A. Junak 1999-7-16 SCa 1052 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach Comment
  RSA355915  Rumex crispus Robert F. Thorne 1975-9-4 47389 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCSB1599  Rumex crispus Haller, Norman 1953-3-4 Los Angeles Faculty Hill, U.C.L.A., Los Angeles Comment
  RSA614148  Rumex hymenosepalus Damian Ross 1997-3-8 1 Los Angeles Bernard Biological Field Station Claremont Colleges. Just west of Infirmary Rd., about 1/2 distance between Foothill Blvd. and former Infirmary building (single patch). 412 Comment
  UCR233750  Rumex hymenosepalus Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
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Aug 11 2014
  UC520379  Rumex maritimus Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles River at Los Feliz Blvd Los Angeles River 121 Comment
  CAS-BOT-BC433927  Rumex salicifolius Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3814 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  POM155745  Rumex salicifolius M. B. Dunkle 1928-10-7 2006 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 168 Comment
  UCR143188  Rumex salicifolius F. R. Fosberg 1931-4-29 S- 4731 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  RSA0082655  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral. 1036 Comment
  RSA127702  Ruppia maritima Peter H. Raven, Henry J. Thompson 1959-9-6 14360 Los Angeles At mouth of Malibu Creek. 2 Comment
  SEINET3130580  Ruppia maritima G. B. Grant 1904-1 1142 Los Angeles Playa de Rey Comment
  UC1124639  Salazaria mexicana A. E. Wieslander 1929-6-6 97 Los Angeles near Palmdale; Elizabeth Lake Quad. 792 Comment
  RSA0048367  Salazaria mexicana James R. Shevock 1972-4-25 1589 Los Angeles 5 miles west of Palmdale on Sierra Highway. 975 Comment
  SBBG37761  Salicornia pacifica M. B. Dunkle 1939-4-7 7330 Los Angeles Pyramid Cove Comment
  UCR65205  Salicornia subterminalis F. R. Fosberg 1931-5-17 S- 04888 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  RSA478881  Salicornia virginica F. H. Elmore 402 Los Angeles San Clemente Island. Comment
  RSA478892  Salicornia virginica R. F. Folger 1929-11 s.n. Los Angeles Playa del Rey. Comment
  RSA618762  Salix gooddingii Louis C. Wheeler 1976-1 s.n. Los Angeles Dominguez Hills. Comment
  POM362596  Salix laevigata Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA128785  Salix laevigata Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway. 30 Comment
  SBBG59053  Salix laevigata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  POM362704  Salix lasiolepis Robert Gustafson 1981-4-14 2187 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA615308  Salix lasiolepis Valerie L. Soza 1998-5-3 102 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  UCR191744  Salix lasiolepis A. C. Sanders 2008-4-23 35083 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  CAS-BOT-BC176843  Salsola australis Timothy S. Ross; Steve Boyd 1994-9-20 8223 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  CDA20914  Salsola australis M. O'Brien 2004-10-14 s.n. Los Angeles Southern California Coast; Malibu Lagoon: Along entry road. 0 Comment
  SFV18440  Salsola tragus S. Haennelt 1976-8-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  RSA0095115  Saltugilia australis P. A. Munz 1925-4-23 9460 Los Angeles San Gabriel Canyon. 488 Comment
  CHSC5102  Saltugilia caruifolia M. MacArthur 1967-7-16 87 Los Angeles Charlton Flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Near path. 1524 Comment
  SBBG64372  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA401624B  Salvia apiana William Emboden 1969-5-28 18 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC220931  Salvia carduacea A. D. E. Elmer Jun 1902 3594 Los Angeles Acton Comment
  LA200612  Salvia columbariae Norman A. Cole; May 1964 408 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  POM50361  Salvia columbariae L. R. Abrams 1901-4-1 1235 Los Angeles Ballona Harbor. Comment
  RSA0111948  Salvia columbariae Richard G. Swinney 2011-4-19 14399 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
  RSA187973  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA39567  Salvia columbariae Thomas S. Bell 1948-4-24 12288 Los Angeles Eaton Park, foot of old Mt. Wilson Trail above Pasadena. 457 Comment
  RSA401455B  Salvia columbariae M. B. Dunkle 1929-4-7 2111 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA660834  Salvia columbariae Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC1595469  Salvia columbariae Tim Ross 1992-4-4 6086 Los Angeles near sw base to summit Adobe Mtn. (sw Mojave Desert); Mojave Desert, Adobe Mtn. U.S.G.S. 7.5' Topo. 926 Comment
  UCR270654  Salvia columbariae R. G. Swinney 2011-4-1 14302 A 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
  RSA121517  Salvia columbariae G. T. Nordstrom 1935-4-21 466 Los Angeles 1/2 mile N of Tejon Pass. 1280 Comment
  RSA704238  Salvia columbariae Gary D. Wallace 1982-4-17 1914 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA446325  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  RSA307817  Salvia mellifera Henry J. Ramsey 1938-6-11 2743 Los Angeles Eaton Canyon Park. Comment
  RSA580985  Salvia mellifera Catherine A. Mish 1995-3-4 10 Los Angeles Santa Susana Mtns, Eddleston Park 400 Comment
  RSA608710  Salvia mellifera Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  UCR247479  Salvinia oblongifolia R. E. Riefner Jr. 2008-7-28 08- 251 Los Angeles South Coast, Harbor City, Bixby Slough, vicinity of Dodge St at 255th St 11 Comment
  UC1936224  Salvinia oblongifolia R. E. Riefner Jr. 2008-7-28 08 -251 Los Angeles Harbor City, Bixby Slough, vicinity of Dodge St. at 255th St.; UTM: (NAD 83) 11S 0380730E 3740064N 11 Comment
  RSA477568  Sambucus mexicana Robert Gustafson 1978-6-1 988 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA650332  Sambucus mexicana Marion P. Harthill 1971-9-25 575 Los Angeles Mt. Baden Powell, Angeles National Forest. 2316 Comment
  CAS-BOT-BC238739  Sambucus nigra subsp. caerulea Timothy S. Ross; J. Mark Porter 1995-5-4 8509 Los Angeles The Liebre Mountains. Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road 609 Comment
  UCD137666  Sambucus nigra subsp. caerulea Marc Meyer 1993-3-20 11 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  POM3419  Sanicula arguta L. R. Abrams 1901-04 1242 Los Angeles Inglewood Comment
  UC1375367  Sanicula arguta C. Davidson 1971-5-7 1509 Los Angeles Santa Catalina Island, at Ben Weston Beach Ben Weston Beach; Santa Catalina Island, Ben Weston Beach 15 Comment
  UC284189  Sanicula arguta P. A. Munz 1923-4-9 6659 Los Angeles San Clemente Island Comment
  RSA97377  Sanicula bipinnatifida F. W. Peirson s.n. Los Angeles hills near Shorb, Los Angeles Co. Comment
  POM177953  Sanicula crassicaulis Joseph A. Ewan 1931-3-21 4064 Los Angeles Colony on moist slope under oaks at old ranch site, Los Flores Canyon. 457 Comment
  RSA785651  Sanicula crassicaulis K. Dobry 1992-4-9 326 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA584111  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Fritsch 1990-6-11 2999 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  UCR93327  Schinus polygamus Scott D. White 1996-5-19 4055 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  RSA0065636  Schismus arabicus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6791 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  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
  CAS-BOT-BC489622  Schismus barbatus R. G. Swinney 2010-4-30 12459 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn; Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  RSA656162B  Schismus barbatus Joseph M. Keefe 1978-4-20 22726 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  UC1870232  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UCR216750  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  POM184652  Schoenoplectus americanus L. C. Wheeler 1932-9-19 1399 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM1413  Scirpus microcarpus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 61 Comment
  RSA0092238  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
  UCR8286  Scirpus microcarpus A. H. Gallup 1949-7-17 s.n. Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  HSC97533  Scutellaria siphocampyloides Richard G. Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along creek near picnic area at Chilao Camp 1601 Comment
  UCR192809  Secale cereale T. B. Salvato 2008-4-25 3345 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  RSA0042790  Sedum oreganum Lee Haines 1963-5-2 s.n. Los Angeles Santa Monica Mts. Topanga Cyn. Blvd. 259 Comment
  UCR256531  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 6.3 km west of State Hwy 39, San Gabriel Canyon Road 595 Comment
  RSA628375  Selaginella asprella Scott D. White, Dave Bramlet 1998-6-29 6839 B Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCR177717  Selaginella asprella L. C. Wheeler 1932-12-17 1453 Los Angeles Transverse Ranges; San Gabriel Mountains, The Hog Back, San Antonio Canyon 1159 Comment
  RSA683754  Selaginella bigelovii Louis E. Hoffman 1932-1-18 s.n. Los Angeles East Fork, San Gabriel Canyon. Comment
  UCSC001217  Selaginella bigelovii Peter Kamb 1948-1-10 744 Los Angeles San Gabriel Mts, Millards Canyon 671 Comment
  RSA60203  Senecio californicus E. K. Balls, L. W. Lenz 1950-3-28 14455 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  POM19152  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6889 Los Angeles East of Rock Creek, Mojave Desert Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  SDSU482  Senecio flaccidus var. douglasii D. F. Howe 1951-10-7 2163 Los Angeles Mandeville Canyon, Santa Monica Mts. 247 Comment
  RSA641675  Senecio ionophyllus Orlando Mistretta 1993-7-6 934 Los Angeles San Gabriel Mountains: Dawson Saddle at head of Dawson Saddle Trail 2409 Comment
  SBBG98529  Senecio lyonii T. Ross 1991-5-21 5421 Los Angeles upper reaches of Box Cyn 365 Comment
  SBBG31019  Senecio vulgaris R. F. Thorne 1966-4-28 36209 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  UCR91513  Senecio vulgaris Scott D. White 1996-4-13 3932 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  RSA483324  Setaria parviflora Robert M. Perkins 1936-5-3 157 Los Angeles San Gabriel Canyon Comment
  UCD14569  Setaria pumila Don Ford 1984-8-10 s.n. Los Angeles California, Los Angeles Co.; Antelope Valley Dairy, Lancaster; Comment
  UCR162505  Setaria viridis Anuja Parikh, Nathan Gale 2004-6-2 2025 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  CAS-BOT-BC205612  Sidalcea malviflora subsp. dolosa Geo. B. Grant No date on label s.n. Los Angeles Pasadena Comment
  SBBG98480  Silene antirrhina T. Ross 1991-5-21 5381 Los Angeles San Clemente Island Comment
  POM158278  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  RSA477856  Silene gallica Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA477874  Silene gallica Anonymous s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  SEINET4044551  Silene laciniata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR142982  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns, Cascade Canyon off San Antonio Canyon 1113 Comment
  RSA250390  Silene parishii R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42206 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2103 Comment
  RSA152119  Silene parishii Wesley O. Griesel 1959-8-31 s.n. Los Angeles Angeles Crest Highway near Cortelyou spring 2286 Comment
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Nov 20 2015
  POM18117  Silene verecunda subsp. platyota P. A. Munz 1941-11-13 6842 Los Angeles Vincent gulch 1981 Comment
  UCD115521  Sisymbrium altissimum Robert F. Thorne; P. C. Everett 1964-2-7 33462 Los Angeles at lower end of Pebbly Beach Canyon, on the E end of Santa Catalina Island. 76 Comment
  SFV5502  Sisymbrium irio W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  CDA25148  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains; Placerita Canyon, vicinity of Oak of the Golden Dream. Comment
  RSA674715  Sisymbrium officinale Scott D. White, P. De Vries 2000-5-18 7910 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  CAS-BOT-BC75412  Sisymbrium orientale Steven A. Junak 1996-5-31 SCI- 562 Los Angeles San Clemente Island. North end of island, behind (just inland from) beach at West Cove. 6 Comment
  UCD115669  Sisymbrium orientale Kenneth A. Wilson 1961-3-12 999 Los Angeles Zuma Beach. Comment
  LA26156  Sisyrinchium bellum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  RSA15331  Sisyrinchium bellum Carl B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG128175  Sisyrinchium bellum M. L. Hoefs, D. R. Hoefs, h. Greene 1992-4-15 1766 Los Angeles open slope above Parson's Landing 213 Comment
  POM250487  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Dam Comment
  RSA0080738  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0087326  Solanum douglasii R. G. Swinney 2010-3-13 11879 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SBBG128350  Solanum douglasii B. E. Carter, J. Clark, A. Catalano 2012-8-2 6911 Los Angeles Wild Boar Gully 100 Comment
  SEINET3162505  Solanum douglasii L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  UCR259404  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  POM158267  Solanum douglasii M. B. Dunkle 1928-5-27 1973 Los Angeles Hamilton Canyon; San Clemente Island. 15 Comment
  POM306262  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1416 Los Angeles Eaton Canyon Park, Altadena Comment
  NY821273  Solanum physalifolium L. C. Wheeler 1932-9-10 1369 Los Angeles Harrison & San Antonio Ave. W Claremont 366 Comment
  UCR205051  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  POM4170  Solanum umbelliferum I. M. Johnston 1917-5-15 1024 Los Angeles San Gabriel Wash. 152 Comment
  UCR126742  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26221 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR200116  Solanum xanti Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 765 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  CDA8720  Solidago californica Phillipson 1915-8-18 Los Angeles Monrovia. Comment
  SEINET6044516  Solidago californica F. R. Fosberg 1930-11-11 S 4182 Los Angeles Templeton, S. Puente. Comment
  RSA0034301  Solidago confinis Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  UCR273302  Solidago velutina subsp. californica R. G. Swinney 2011-10-18 15838 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  RSA599737  Sonchus asper L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains: Middle Fork of Mill Creek, off Big Tujunga. 1067 Comment
  UCR189870  Sonchus oleraceus R. G. Swinney 1998-7-10 6409 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  LA32076  Sonchus oleraceus Peter H. Raven; 1959-5-9 14165 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CDA29918  Spartium junceum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA603403  Spartium junceum L. C. Wheeler 1975-8-22 s.n. Los Angeles San Gabriel Mountains: North side Sunset Ridge by Millard Canyon, by power line. Comment
  UCD15668  Spartium junceum Anne B. Overturf 1989-5-28 24 Los Angeles Eaton Canyon. 365 Comment
  UCR91410  Spartium junceum Scott D. White 1995-3-15 2553 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  POM426465  Spergularia bocconi F. R. Fosberg 1931-4-3 681 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  CATA2053  Spergularia marina Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 756 Los Angeles Santa Catalina Island: N end of salina just inland from mouth of Cherry Canyon 3 Comment
  RSA0098600  Spergularia marina L. R. Abrams 1901-4-1 1224 Los Angeles Ballona Harbor. Comment
  SBBG31324  Spergularia villosa R. F. Thorne with P. C. Everett 1965-5-10 34513 Los Angeles near upper end of Gallagher Cyn 426 Comment
  RSA0098585  Spergularia villosa Sara L. Crockett 1997-2-4 646 Los Angeles 0.85 mile W along Empire Landing Road from jct. with Airport road, S side of road. 482 Comment
  JEPS76501  Sporobolus airoides L. R. Heckard with Maynard Moe 1977-4-2 4557 Los Angeles ca. 1/2 mi. e. of lake bed at s. tip of Rogers dry lake Edwards Air Force Base; , Rogers dry lake 728 Comment
  UC884334  Stachys ajugoides var. rigida I. W. Clokey, E. G. Anderson 1935-5-9 6873 Los Angeles Pomona Hills Comment
  RSA713939  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  RSA82554  Stachys albens F. W. Peirson 1927-8-14 7840 Los Angeles Arroyo Seco south base of San Gabriel Mts. 549 Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  LA52382  Stachys bullata M. Zaitlin; 1951-3-18 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  RSA446656  Stachys bullata Frances M. Morey 1922-5-15 s.n. Los Angeles Los Angeles. Comment
  SD44967  Stanleya pinnata Darley F. Howe 1952-6-15 2227 Los Angeles Near Malibu Beach Comment
  SBBG131631  Stebbinsoseris heterocarpa S. A. Junak 1999-4-23 SCa 853 Los Angeles plant stop [ridge rd E of Mt Torquemada Trail] 347 Comment
  POM219127  Stellaria graminea L. C. Wheeler 1932-5-30 795 Los Angeles 2 miles NE La Verne 381 Comment
  RSA595369  Stellaria nitens L. C. Wheeler 1957-5-5 7266 Los Angeles Dunsmre Canyon, above La Crescenta. 915 Comment
  UCR216564  Stephanomeria Dan S. Cooper 2010-6-15 610- 64 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 163 Comment
  UCR276745  Stephanomeria cichoriacea R. G. Swinney 2010-8-11 13497 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA616533  Stephanomeria virgata Scott D. White 1995-10-19 3709 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
  SD239629  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mountains: Pacifico Mountain summit (Pacifico Mountain 7.5'Q) 2153 Comment
  SFV21093  Stephanomeria virgata L. Gross, V. Soza, N. Gilbert 2000-10-18 276 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  RSA661174  Stillingia linearifolia LeRoy Gross 2001-5-27 425 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek . 305 Comment
  IRVC26955  Stipa lepida A. C. Sanders 2003-4-17 26074 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 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
  UCR271162  Stipa pulchra R. G. Swinney 2011-4-20 14455 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment