Search Results — 2000 specimen records retrieved (1550 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229558  Abronia maritima Alice Eastwood 1917-7-20 6466 Los Angeles Santa Catalina Island Comment
  CATA199  Abronia maritima Mark L. Hoefs 1973-4-15 178 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SD90254  Abronia maritima Robert F. Thorne 1973-4-12 42933 Los Angeles San Clemente Island; Pyramid Cove and south end of island. 3 Comment
  RSA0048311  Abronia maritima L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu lagoon. Comment
  RSA69979  Abronia pogonantha F. W. Peirson 1923-5-27 5215 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1098 Comment
  NY679463  Abronia umbellata H. E. Hasse 1888-4-18 4119 Los Angeles At Long Beach. Comment
  RSA604521  Abronia umbellata Sara L. Crockett, Sheila Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca 100 m from Pacific Ocean 6 Comment
  RSA248012  Abronia villosa Robert F. Thorne, Gary D. Wallace 1973-4-24 43449 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UCR213261  Acacia cyclops A. C. Sanders, Karen Kirtland 2010-5-7 38339 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
  CATA3277  Acacia longifolia Ben Dion, Julia Parish 2017-2-3 009 Los Angeles Santa Catalina Island: By zipline prep area & equipment storage room 0 Comment
  RSA651422  Acacia longifolia Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Hills Park, Los Angeles. 182 Comment
  UCR190769  Acamptopappus sphaerocephalus R. G. Swinney 2001-5-17 7947 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads 1244 Comment
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  RSA479900  Acer macrophyllum Steve D. Boyd, Thomas S. Elias 1987-4-14 2032 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA660516  Acer macrophyllum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 23 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  SEINET12766387  Acer macrophyllum K. Dobry 1991-5-2 585 Los Angeles Elsmere Canyon, West San Gabiel Mountains.; 0 Comment
  CAS-BOT-BC21680  Achillea millefolium George B. Grant; Walter Wheeler 1904-4-21 18 /4923 Los Angeles Santa Catalina Island Comment
  UCSB31511  Achillea millefolium Seeba, J. 1977-5-27 Los Angeles At Fort Tejon along Highway 5 944 Comment
  SEINET2146063  Achillea millefolium var. californica C. M. Coad 1971-4-22 118 Los Angeles N. end of Sycamore Canyon (at end of Indian Hill Blvd. in Claramont), San Gabriel Mt. Range 640 Comment
  RSA660432  Achnatherum coronatum Orlando Mistretta 1992-6-26 619 Los Angeles Glendora Saddle to Lookout Mountain. On W side of ridge. 1800 Comment
  RSA729646  Achnatherum occidentale subsp. occidentale R. G. Swinney 1998-7-2 6235 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA589301  Achnatherum speciosum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2903 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
  SD79054  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 118 Los Angeles San Clemente Island, near sea bluff east of Wilson Cove area Comment
  UCSB31364  Acmispon argophyllus var. argenteus Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island Comment
  UC1594369  Acmispon dendroideus var. traskiae Tim Ross 1992-4-14 6174 Los Angeles San Clemente Island: Central E side of Island; Coastal bluff on E escarpment ca 20 m S of where Nanny Canyon drainage meets the sea. Comment
  UCD104128  Acmispon glaber Marc Meyer; Mike Alvord 1993-5-1 23 Los Angeles San Gabriel Mts., Chatsworth, at end of Desoto Ave. by 118 Fwy. 400 Comment
  OBI30230  Acmispon glaber var. glaber Peter Rowlands 1970-5-3 T 92 b Los Angeles Puddingstone Res. Lake, LaVerne 305 Comment
  CATA3496  Acmispon grandiflorus var. grandiflorus Benjamin J. Dion, Michael Thomas, Nathalie Cartan 2017-11-2 048 Los Angeles Santa Catalina Island: Pacific side; roadside on eroded slope 1m above (north of) Silver Peak Road, northwest of Silver Peak 457 Comment
  CATA1192  Acmispon maritimus Mark L. Hoefs 1995-5-30 2197 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  SD185217  Acmispon maritimus A. C. Sanders, Lee Jones 2005-4-8 29321 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG120139  Acmispon micranthus A. C. Sanders, M. Elvin, et al 2003-4-14 25954 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  SBBG68090  Acmispon strigosus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  LA52446  Acmispon wrangelianus Louis Wheeler; 1932-4-30 673 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 137 Comment
  RSA600214  Acourtia microcephala Steve Boyd, Lauren Raz 1997-5-28 9899 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR65245  Acourtia microcephala F. R. Fosberg 1931-5-18 S- 04905 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon 60 Comment
  RSA276020  Adenostoma fasciculatum var. fasciculatum Jack Delaini 1974-5-9 179 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  SBBG105502  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-2 4450 Los Angeles Camp Frost 380 Comment
Read comments
May 19 2014
  RSA729342  Adiantum aleuticum R. G. Swinney 1999-6-25 7399 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA729755  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7592 Los Angeles Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon. 1098 Comment
  RSA730068  Adiantum capillus-veneris R. G. Swinney, D. W. Larson 1999-5-29 7230 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  SBBG127007  Adiantum capillus-veneris A. Parikh, N. Gale 2011-7-16 3565 Los Angeles W Fork San Gabriel River, 4.8 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  UCR190878  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  RSA0040210  Adiantum capillus-veneris Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  UCSB11835  Adiantum jordanii Haines, Bruce 1962-3-11 Los Angeles 5mi N of the Pacific Ocean on CA Hwy 27, Topanga 259 Comment
  RSA430462  Aeonium haworthii A. C. Sanders 1987-7-22 7146 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. Comment
  RSA547827  Ageratina adenophora T. S. Ross, Peter Fritsch 1990-6-20 3643 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCD128535  Ageratina adenophora T. C. Fuller 1958-5-9 s.n. Los Angeles Cheney Trail, Millard Canyon, above Altadena. Comment
  POM6208  Agoseris grandiflora var. grandiflora Fred Cox 1916-4-15 s.n. Los Angeles Mts above Claremont. Johnson's Pasture. Comment
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  PASA911  Agoseris retrorsa Frank W. Peirson 1922-7-6 Los Angeles Blue Ridge, San Gabriel Mts. 2316 Comment
  RSA588644  Agoseris retrorsa Orlando Mistretta 1994-5-31 1274 Los Angeles San Gabriel Mountains; Santiago canyon. N slope of Pacifico Mountain. 2021 Comment
  RSA95123  Agoseris retrorsa F. W. Peirson 1918-6-10 252 Los Angeles west slope of San Gabriel Peak 1768 Comment
  UCD52332  Agrostis exarata Robert F. Thorne; M. Z. Thorne 1967-7-19 37143 Los Angeles San Gabriel Mts., Angeles National Forest, Crystal Lake Recreation Area. Just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1554 Comment
  RSA0038713  Agrostis idahoensis R. G. Swinney 2010-10-13 14021 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA250489  Agrostis idahoensis R. F. Thorne, J. Dourley 1967-10-10 37359 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA129194  Agrostis pallens Jerome S. Horton 1936-6-19 370 Los Angeles Dalton Canyon Road near Bell Canyon. 854 Comment
  UCR259139  Ailanthus altissima R. G. Swinney 2010-6-23 13368 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
  POM8029  Alchemilla occidentalis Philip A. Munz, R. D. Harwood 1920-3-13 3321 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  RSA640896  Allium burlewii L. C. Wheeler 1967-8-9 10440 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  RSA70454  Allium burlewii F. W. Peirson 1924-5-27 4628 Los Angeles North slope of Strawberry Peak, San Gabriel Mountains. 1677 Comment
  RSA706220  Allium burlewii Tim Thibault, K. E. Olshewsky 2004-5-23 293 Los Angeles Mt. Williamson. 2074 Comment
  RSA0073266  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2005-4-21 2071 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR98791  Allium fimbriatum var. fimbriatum Steve Boyd, Lauren Raz 1997-5-1 9689 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, W summit of Mt. McDill (transit site 'Mint') on the divide between Maple & Letteau canyons. 1573 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
  SBBG129307  Allium lacunosum var. davisiae A. Parikh, N. Gale 2012-5-12 3593 Los Angeles Aliso Cyn, 1.3 km W of Angeles Forest Hwy, 0.1 km N of Aliso Cyn Rd; San Gabriel Mtns Comment
  RSA70459  Allium monticola F. W. Peirson 1921-6-16 5223 Los Angeles north slope of Mt. Waterman 2133 Comment
  RSA0097183  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  SEINET2444427  Allophyllum divaricatum Leigh A. Johnson 1994-7-7 94 -056 Los Angeles Angeles Nations Forest, San Gabriel Mountains. Along Glendora Ridge Road within 5 miles W of jct. with Mt. Baldy Rd. 1000 Comment
  RSA26660  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  UC1075626  Alternanthera philoxeroides George W. Garrettson 1956-10-22 Los Angeles Rio Hondo at San Gabriel Boulevard Rio Hondo; , San Gabriel Boulevard Comment
  UC465922  Amaranthus albus George B. Grant and Walter Wheeler 1904-5-7 38 a Los Angeles Glendora Comment
  UCR270236  Amaranthus albus R. G. Swinney 2011-6-30 15386 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM307078  Amaranthus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1928 Los Angeles Near Walnut, roadside. Comment
  RSA598952  Amaranthus albus R. G. Swinney 1989-8-5 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Glendora Ridge Motorway, 1/4 mi. W of Glendora Mountain Road. 731 Comment
  RSA550696  Amaranthus blitoides T. S. Ross, Annette H. Ross 1991-7-29 5710 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 241 Comment
  POM13686A  Amaranthus blitoides P. A. Munz 1922-10-15 6556 Los Angeles Claremont. 366 Comment
  SFV6617  Amaranthus blitoides T. Gordon, K. A. Wilson 1974-5-29 229 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  SBBG13725  Amblyopappus pusillus P. H. Raven 1962-5-22 17837 Los Angeles E of Little Harbor 45 Comment
  CAS-BOT-BC42854  Ambrosia acanthicarpa Cecil Hart 1921-7-1 10 Los Angeles Howard & Smith's nursery, Montebello Comment
  CAS-BOT-BC42860  Ambrosia acanthicarpa J. Ewan 1931-11-11 s.n. Los Angeles Del Valle, Santa Clara River Valley 304 Comment
  IRVC24033  Ambrosia acanthicarpa Fred M. Roberts, Gordon A. Marsh 1985-10-16 2474 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  SD129576  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. Comment
  SEINET4560557  Ambrosia acanthicarpa R. G. Swinney 2009-1 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  SBBG12567  Ambrosia chamissonis P. H. Raven 1962-4-11 17265 Los Angeles beach W of Wall 2 6 Comment
  RSA416924  Ambrosia chamissonis F. R. Fosberg 1930-6-23 s 2982 Los Angeles Del Rey. 2 Comment
  CAS-BOT-BC45003  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  UCR199716  Ambrosia confertiflora Scott D. White, Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  SBBG12869  Ambrosia psilostachya E. R. Blakley 1962-10-5 5447 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  POM26688  Amorpha californica var. californica George B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  SFV18454  Amorpha californica var. californica I. P. Swift 2001-5-25 152 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area, Walker Ranch section. 564 Comment
  UC56230  Amsinckia eastwoodiae H. M. Hall Apr. 1903 3768 Los Angeles Playa Del Rey, near Los Angeles Playa Del Rey Comment
  SFV3059  Amsinckia intermedia A. M. Johnson 1933-4-18 4196 Los Angeles Santa Monica Mountains Los Angeles. UCLA Botanical Garden. 115 Comment
  UCR187109  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32242 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UC78275  Amsinckia intermedia T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  RSA598942  Amsinckia menziesii var. menziesii Steve Boyd, Timothy S. Ross 1997-3-21 9191 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR101692  Amsinckia tessellata B. G. Pitzer 1998-5-23 3740 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SEINET7047890  Amsinckia tessellata Steven R. Hill, Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  SEINET3124344 Image available Amsinckia vernicosa R. G. Swinney 2008-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5'Q). 963 Comment
Read comments
Sep 5 2013
  SEINET3371877  Anagallis arvensis G. Rink 2011-6-2 10587 Los Angeles Chino Hills, northeast of La Brea, weedy place 366 Comment
  UC998923  Anagallis arvensis P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCR99478  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 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
  UCR150595  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1947-3-1 6459 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Eaton Canyon c. 200 meters east of first fall Comment
  UC1349338  Anemopsis californica Robert F. Thorne 1966-4-5 35857 Los Angeles below dam in Cottonwood Canyon (along Cottonwood Creek, Santa Catalina Island); Santa Catalina Island, Cottonwood Creek 106 Comment
  RSA509604  Anisocoma acaulis L. C. Wheeler 1967-5-12 9453 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA587107  Anisocoma acaulis Orlando Mistretta 1995-4-21 1637 Los Angeles Little Rock Creek, Unnamed canyon draining the west slopes of Little Rock Creek Canyon 0.5 mi. N of Kitter Canyon. 1098 Comment
  SBBG33447  Anisocoma acaulis A. D. E. Elmer -Jun-1902 3605 Los Angeles Acton Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  SBBG83176  Antirrhinum coulterianum M. N. Ackley -Apr-1928 1016 Los Angeles Eagle Rock 60 Comment
  UCR130863  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA425784  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UC885061  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  LA52035  Antirrhinum multiflorum Louis Wheeler; 1932-5-25 757 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 365 Comment
  RSA584973  Antirrhinum multiflorum Tim S. Ross 1993-5-16 7160 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA653046  Antirrhinum multiflorum A. C. Sanders, D. Malueg 1998-6-24 22056 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA536044  Antirrhinum nuttallianum subsp. subsessile Tim S. Ross 1991-5-21 5418 Los Angeles San Clemente Island: Ridgetop at the 'armpit' jct of the upper two forks of Box Canyon. 470 Comment
  SBBG117050  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-14 SCa 1444 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SBBG112778  Apiastrum angustifolium S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 517 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  UC851879  Aptenia cordifolia Carl B. Wolf 1932-5-9 3431 Los Angeles 1/2 mi from Avalon (on road to Pebbly Beach); Santa Catalina Island 7 Comment
  POM366919  Aquilegia formosa Elbert Benjamine 1929-5-26 178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 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
  RSA733181  Aralia californica R. G. Swinney 1998-8-21 6784 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  RSA578196  Arceuthobium occidentale Tim S. Ross, Steve D. Boyd 1994-9-21 8320 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town 1280 Comment
  UCR277122  Arctostaphylos R. G. Swinney 2010-9-23 13890 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC23862  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA367372  Arctostaphylos glandulosa subsp. cushingiana L. C. Wheeler 1932-9-12 1378 Los Angeles W. of Hogback, San Antonio Canyon 1311 Comment
  RSA626702  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-8-3 16822 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA626810  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22093 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  LA200421  Arctostaphylos glauca Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4680 Los Angeles 487 Comment
  POM3406  Arctostaphylos glauca C. F. Baker 1904-2-15 7013 Los Angeles San Antonio Canyon Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA631438  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15618 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631525  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15659 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631556  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15806 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631596  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15606 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631687  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22066 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  SFV22023  Arctostaphylos glauca V. Soza, I. E. Anderson, L. Gross 2000-6-6 991 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  RSA303597  Arctostaphylos glauca J. R. Shevock 1970-3-7 24 Los Angeles San Gabriel Mountains. 762 Comment
  RSA634704  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20237 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634817  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20232 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634934  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20238 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635082  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20374 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635249  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20645 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 Comment
  CAS-BOT-BC401600  Argemone albiflora Theodore Payne 1934-4-1 s.n. Los Angeles Stone Canyon, Santa Monica Mts. Comment
  RSA105993  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2114 Los Angeles Mt. Wilson observatory road, 2.5 miles from observatory. 1524 Comment
  RSA706907  Artemisia californica Gary D. Wallace, M. Wallace 1985-3-2 2180 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SD41460  Artemisia californica Edith A. Purer 1931-12-1 2389 Los Angeles El Segundo, west of road Comment
  UCR133744  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Channel Islands, Avalon, Public Utilities Canyon, Santa Catalina Island 50 Comment
  SBBG127987  Artemisia douglasiana M. L. Hoefs, S. A. Junak 1996-7-9 2735 Los Angeles Lower Cape Cyn Reservoir, Cape Cyn 237 Comment
  UCR132943  Artemisia douglasiana Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA5210  Artemisia douglasiana C. B. Wolf 1932-9-13 4065 Los Angeles Bryant Ranch, 350 ft s. of n. boundary in drainage ditch in s.e. 1/4 sect. 27. (460 ft e. and 350 ft s. of n.w. corner of s. 1/4 sect. 27 T4S R12W) 5 Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  JEPS20094  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles nw. end of UCLA campus; Los Angeles Comment
  SBBG12509  Artemisia nesiotica P. H. Raven 1962-7-10 17966 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  SBBG116060  Asclepias californica R. Burgess, P. Munro 1999-4-17 3244 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above first narrows 487 Comment
  SEINET10637326  Asclepias curassavica Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2519 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  SEINET10961640  Asclepias eriocarpa LeRoy R. Abrams 1902-6-29 Abrams 2595 Los Angeles Summit of Mt. Wilson Comment
  UCR204873  Asclepias fascicularis R. G. Swinney 2005-8-9 8400 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0104710  Asclepias vestita Orlando Mistretta 1995-6-1 1762 A Los Angeles San Gabriel Mountains. Carr Canyon. 1021 Comment
  CDA2679  Asphodelus fistulosus T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6137 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: North head of the island, off the E end of the active runway. Elev. ca. 140 ft. Comment
  RSA188235  Aspidotis californica R. F. Thorne, Percy C. Everett 1965-6-22 34848 Los Angeles Santa Catalina Island: Renton Mine area 243 Comment
  RSA417663  Aster greatae George R. Johnstone 1932-9-21 15770 Los Angeles Elysian Park, Los Angeles. Comment
  UCR146696  Aster greatae Scott D. White 2004-8-20 10741 Los Angeles San Gabriel Mountains, Upper Big Tujunga Canyon. South of Upper Big Tujunga Cyn. Rd., c. 4 air mi NW of jtn w/ Angeles Crest Hwy, and 3/4 miles west of Wildcat Gulch 1006 Comment
  UC205376  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork San Gabriel River , Prairie Fork San Gabriel River (San Antonio Mountains) 2133 Comment
  UC57474  Astragalus brauntonii J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  OBI70598  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz 1997-3-31 9443 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 1158 Comment
  RSA599465  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9484 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC182306  Astragalus didymocarpus var. didymocarpus Lois E. James 1946-4-25 1747 Los Angeles Along the railroad tracks at Acton, Soledad Canyon Comment
  RSA415473  Astragalus didymocarpus var. dispermus Anstruther Davidson 1926-05 s.n Los Angeles Llano, Mojave Desert. Comment
  UC13357  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  UC13358  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  POM9689  Astragalus didymocarpus var. dispermus F. W. Peirson 1919-5-11 398 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 853 Comment
  RSA0118839  Astragalus douglasii A. C. Sanders 2008-4-10 34784 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  UCD168217  Astragalus douglasii J. W. Barry Apr1980 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
  RSA507524  Astragalus gambelianus L. C. Wheeler 1967-5-18 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR205126  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA151272  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles West side of island, 2.4 miles due south of Wilson Cove, San Clemente Island 137 Comment
  UC574585  Astragalus nevinii Nevin and Lyon April 1885 5 Los Angeles Island of San Clemente Island of San Clemente (off Southern California) Comment
  SEINET11177067  Astragalus trichopodus M. Licher 2011-2-21 3020 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  SBBG38919  Astragalus trichopodus var. lonchus K. K. Muller 1953-5-2 587 Los Angeles Swain Cyn above Camp Orizaba Comment
  UCSB45417  Astragalus trichopodus var. lonchus Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
  OBI4450  Astragalus trichopodus var. lonchus Robert J. Rodin 1953-5-2 5813 Los Angeles Near White's Cove, Catalina Island Comment
  RSA411857  Atriplex argentea F. R. Fosberg 1931-7-15 S- 5422 Los Angeles Isthmus, Santa Catalina Island. 1 Comment
  UCR203225  Atriplex canescens R. G. Swinney 2005-7-21 8321 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG65413  Atriplex canescens R. Hoffmann 1928-7-9 Los Angeles near "Robbins Cyn", Antelope Valley Comment
  RSA190907  Atriplex coulteri R. F. Thorne 1967-5-18 36860 Los Angeles Middle Bulrush canyon, Santa Catalina Island. 243 Comment
  RSA155903  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 6 Comment
  RSA478313  Atriplex leucophylla Louis Greata 1900-9-2 s.n. Los Angeles Santa Monica Comment
  CDA2955  Atriplex lindleyi D. Williams 1964-12-9 Los Angeles Jack Velth property, Northridge. 0 Comment
  SD67593  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Coastal bluffs at Playa del Rey. Comment
  CAS-BOT-BC176524  Atriplex polycarpa Ernest C. Twisselmann 1970-9-8 17480 Los Angeles Antelope Valley: Avenue A at 50th Street 731 Comment
  RSA127772  Atriplex semibaccata P. H. Raven, H. J. Thompson 1959-6-4 s.n. Los Angeles Point Dume 12 Comment
  RSA595634  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road. 524 Comment
  SEINET4136263  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road.; 0 524 Comment
  UCR281825  Atriplex semibaccata Mitch Provance, Scott Duff 2017-6-29 617- 74 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  RSA151254  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA422254  Atriplex serenana George R. Johnstone 1930-10-18 s.n. Los Angeles South of Rosemead. Comment
  CATA1239  Atriplex watsonii Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2317 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA453973  Atriplex watsonii Anstruther Davidson 1896-10 2940 Los Angeles San Pedro. Comment
  SBBG107478  Atriplex watsonii J. Rebman, J. Dunn 1996-4-29 3108 Los Angeles between Eel Pt and Eel Cove, cyn on W side of island, next to ocean 50 Comment
  SD31201  Avena fatua Edith A. Purer 1931-3-12 Los Angeles fields in Palos Verdes Hills Comment
  CAS-BOT-BC53697  Azolla filiculoides Peter Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains - north arm of Malibu Lake 220 Comment
  SEINET4142883  Azolla filiculoides R. G. Swinney 2008-9-9 9335 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mil north of Little Rock Reservoir. (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  RSA84262  Azolla filiculoides Frank W. Peirson 1924-10-26 5257 Los Angeles Arroyo Seco, about 0.5 mile below California Street, Pasadena, 198 Comment
  CAS-BOT-BC168648  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  CAS-BOT-BC99413  Baccharis pilularis Knopf; Johnson 1930-2-1 1466 Los Angeles near Little Harbor, Catalina Island 30 Comment
  JEPS30520  Baccharis pilularis Peter H. Raven 1959-10-25 14704 Los Angeles Mulholland Highway 1.6 mi w of jct with Decker Rd Santa Monica Mountains 304 Comment
  POM350397  Baccharis pilularis Anstruther Davidson 1905-10 1452 Los Angeles Hollywood Hills Comment
  POM350347  Baccharis salicifolia F. R. Fosberg 1931-3-23 4330 Los Angeles Hamilton Canyon, Santa Calalina Island 20 Comment
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Jun 5 2014
  RSA580953  Baccharis salicifolia Catherine A. Mish 1995-2-17 2 Los Angeles Santa Monica Mtns, Hollywood Reservoir 250 Comment
  RSA624053  Baccharis salicifolia L. C. Wheeler 1967-5-23 9695 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  RSA659578  Baccharis salicifolia Brian McColgan 1988-5-19 21 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  UCR193602  Baccharis salicifolia R. G. Swinney 1999-6-28 7430 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCSB17225  Baccharis salicifolia Valentine, D. 1963-5-3 Los Angeles Mint Canyon Campground, 2.2 miles from Soledad Canyon Road on U.S. Highway 6 609 Comment
  RSA128058  Bassia hyssopifolia P. H. Raven, H. J. Thompson 1959-9-6 14365 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  CAS-BOT-BC75511  Batis maritima Le Roy Abrams 1904-9-6 4196 Los Angeles San Pedro. Comment
  SD241718  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Transverse Range; San Gabriel Mountains; Azusa, El Encanto Azusa River Wilderness Park (Azusa 7.5'Q) 305 Comment
  LA212045  Bidens frondosa R. G. Swinney; 2009-11-9 11587 Los Angeles SAN GABRIEL MOUNTAINS, Confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427.0 Comment
  POM350841  Bidens frondosa Anstruther Davidson 1917-09 3271 Los Angeles Los Angeles Comment
  RSA0049480  Bidens pilosa Richard G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA582474  Bidens pilosa Timothy S. Ross, Steve Boyd 1993-5-23 7217 Los Angeles Western Arcadia: slope on the N side of the Foothill Freeway (I-210) between Michillinda Avenue and its west-bound off-ramp. 198 Comment
  RSA763516  Bidens pilosa R. G. Swinney 2008-11-30 9865 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  UCR219322  Bidens pilosa Lorraine Weller 2010-7-20 072010- 01 Los Angeles Los Angeles, Koreatown area, Francis Ave. Community Garden, 2902 Francis Ave. 69 Comment
  POM350851  Bidens pilosa Anstruther Davidson 1891-1 s.n. Los Angeles E. Los Angeles. Comment
  SDSU6443  Bidens pilosa H. Wedberg 1967-1-1 1316 Los Angeles Corner of Sunset Blivd. x Marquez Ave., about ` mile from Pacific Coast Highway in Pacific Palisades. Vacant lot. 30 Comment
  SDSU6502  Bidens pilosa F. Young Berg 1933-10-9 1564 Los Angeles Orange orchard near Claremont. Comment
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Mar 3 2009
  POM308892  Bloomeria crocea Kay H. Beach 1942-5-29 626 Los Angeles Near water tank above the San Dimas SRE. San Dimas Experimental Forest, U.S. Forest Dept. Comment
  RSA652078  Bloomeria crocea K. M. Kosak 1961-5-17 sn Los Angeles San Dimas: hillside near Puddingstone Dam. Comment
  UC1537190  Bloomeria crocea Gordon H. True Jr. 1935-5-16 290 Los Angeles Bouquet Canyon; mouth, n slope 457 Comment
  RSA210972  Bloomeria crocea var. crocea C. W. Tilforth 1969-5-9 188 Los Angeles NW side of Colima Ave., 1/4 mi. N of Punta del Este St. intersection between Whittier & West Covina Comment
  RSA482648  Boechera californica Geo C. Johnstone 1925-4-10 s.n. Los Angeles Mount Lowe Comment
  CAS-BOT-BC14585  Boechera pulchra Alice Eastwood; John Thomas Howell 1937-4-26 3968 Los Angeles Near Palmdale. Comment
  SEINET7547791 Image available Bolboschoenus robustus Dick Swinney 1992-9-17 1919 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon, Debris Basin. Comment
  RSA451996  Bowlesia incana M. B. Dunkle 1920-4-7 2085 Los Angeles White s Landing Comment
  SBBG105387  Bowlesia incana R. M. Beauchamp 1976-5-22 4165 Los Angeles Sector TT 75.7 121 Comment
  SBBG108983  Bowlesia incana S. A. Junak 1997-3-7 SCl 739 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 426 Comment
  RSA729889  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  LA32275  Brassica campestris Peter H. Raven; 1959-4-4 13974 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  SEINET10448254  Brassica nigra Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4795 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  SEINET10626302  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3814 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA203093  Brickellia californica A. M. Johnson; 1927-10-21 12 Los Angeles E of Palmdale Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  POM42341  Brickellia californica Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  SBBG66133  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UCR272519  Brickellia californica R. G. Swinney 2011-10-27 15927 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
  RSA639883  Brickellia microphylla L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2072 Comment
  CAS-BOT-BC127698  Brickellia microphylla var. microphylla Wesley Griesel 1962-9-14 739 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle. San Gabriel Mts. 2133 Comment
  RSA93370  Brickellia nevinii F. W. Peirson 1918-9-15 4731 Los Angeles lower part of trail up Lukens Peak 640 Comment
  SBBG109034  Brodiaea kinkiensis S. A. Junak 1996-5-30 SCl 554 Los Angeles Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  SEINET3128749  Bromus berteroanus G. B. Grant 1905-4-15 123 Los Angeles Pasadena Comment
  SBBG94828  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Segundo dunes, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  CAS-BOT-BC149187  Bromus carinatus var. carinatus G. B. Grant 1903-4-25 s.n. Los Angeles Pasadena. Comment
  RSA547454  Bromus carinatus var. carinatus Timothy S. Ross 1992-5-17 6385 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 145 meters SSE of the mouth of Shoemaker Canyon. Comment
  CAS-BOT-BC156114  Bromus diandrus Joseph Andorfer Ewan 1933-5-13 10938 Los Angeles Los Angeles. Shatto Street near Union Avenue. Comment
  CATA1056  Bromus diandrus Mark L. Hoefs 1995-5-10 1989 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  CATA1080  Bromus diandrus Mark L. Hoefs 1995-5-16 2030 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CHSC95531  Bromus diandrus LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  RSA187997  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34944 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  SBBG13322  Bromus diandrus M. A. Piehl -Jun-1962 62397 Los Angeles cyn E of Thirst 304 Comment
  UC1131141  Bromus diandrus A. D. Gifford 1935-4-30 641 Los Angeles 6 mi wsw of Manzana 1005 Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  POM363913  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA158203  Bromus rubens P. H. Raven 1962-5-9 17698 Los Angeles Floor of canyon just north of Gray, San Clemente Island 305 Comment
  UCR123807  Bromus rubens Steven R. Hill, K. Kramer 2001-4-22 33348 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA717859  Bromus tectorum R. G. Swinney 1997-4-25 5511 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  RSA0019947  Bromus tectorum R. F. Thorne 1971-5-18 41368 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  RSA0019958  Bromus tectorum Gary D. Cromwell, David W. Wheat 1971-5-14 661 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  CDA5377  Buddleja saligna T. C. Fuller 1965-4-26 13379 Los Angeles Adjacent to power sub-station, east side of Rambla Pacifico Road, Santa Monica Mountains, 0.3 mile north of Malibu Sea Lion, Malibu. 0 Comment
  CDA29961  Cakile maritima Michael O Brien 2009-5-24 s.n. Los Angeles El Pescador State Beach. 0 Comment
  CAS-BOT-BC438407  Calandrinia ciliata I. Johnston 1917-3-10 s.n. Los Angeles Upland Comment
  SBBG13264  Calandrinia menziesii M. A. Piehl 1962-6-10 62381 Los Angeles cyn E of Thirst 304 Comment
  LA22339  Calochortus catalinae Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  PASA531  Calochortus clavatus 1926-5-20 Los Angeles Mint Canyon Comment
  RSA735588  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-28 122 Los Angeles Transverse Ranges, Liebre Mtns region, alt UTM Zone 11, 354387E, 3817236N near Center of site 335 Comment
  RSA369025  Calochortus invenustus Anstruther Davidson s.n. Los Angeles Mt. Baldy, San Gabriel Mountains., Los Angeles/San Bernardino County. 2744 Comment
  SEINET3885358  Calochortus invenustus Timothy S. Ross, Darin L. Banks 1994-6-21 7984 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit. Pacifico Mountain USGS 7.5' quad.; 0 1939 Comment
  RSA763247  Calochortus kennedyi var. kennedyi Justin M. Wood 2010-5-10 1643 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  RSA618708  Calochortus plummerae Scott D. White, Pam DeVries 6755 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA131029  Calochortus splendens Percy C. Everett, E. K. Balls 1959-6-2 23849 Los Angeles NE from junction with road to Lake Malibu and Stokes Canyon, Santa Monica Mountains. Comment
  SD240792  Calochortus striatus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8008 Los Angeles Antelope Valley, north of Lancaster, ca 85 m east of Sierra Hwy, 550 m north of Avenue E, and 300 m west of Amargosa Creek. 701 Comment
  UCR155128  Calochortus venustus A. C. Sanders 2005-5-5 29925 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR46182  Calochortus venustus Kathy Harper 1986-5-17 s.n. Los Angeles Bouquet Canyon Road north of Bear Spring at the junction with a dirt road [Leona Divide Fire Rd.?] south of and parallel to Elizabeth Lake Road Comment
  CAS-BOT-BC496763  Calochortus venustus W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Mtn. Campground 1676 Comment
  JEPS52562  Calyptridium monandrum Frank W. Peirson 1918-6-4 33 Los Angeles Foothills e of Rubio Canyon 609 Comment
  UCR117221  Calyptridium monandrum B. G. Pitzer 1998-5-12 3695 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
  SBBG98626  Calystegia macrostegia subsp. amplissima T. Ross 1991-5-20 5351 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of 750' Benchmark 185 Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  LA25942  Calystegia macrostegia subsp. cyclostegia Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College Comment
  RSA650297  Calystegia macrostegia subsp. cyclostegia Rudolf Schmid 1962-4-27 s.n. Los Angeles Near San Dimas Avenue overpass, San Bernardino Freeway, Pomona. Comment
  POM244808  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S- 4335 Los Angeles Descanso Canyon, Santa Catalina Island. 40 Comment
  RSA394903  Calystegia macrostegia subsp. intermedia H. L. Bauer 1932-03 15379 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA535887  Calystegia macrostegia subsp. intermedia Tim Ross 1991-9-2 5930 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  RSA590514  Calystegia macrostegia subsp. intermedia T. S. Ross, Walter Appleby 1993-5-19 7177 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 804 Comment
  SD31181  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-3-12 997 Los Angeles Palos Verdes Hills. Comment
  UC57543  Calystegia macrostegia subsp. intermedia J. H. Barber 1898-8-3 Los Angeles Topango Comment
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May 22 2014
  CATA72  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-3-11 55 Los Angeles Santa Catalina Island: Renton Mine Road 213 Comment
  RSA653734  Calystegia peirsonii Elaine Joyal, Sam Garcia 2000-5-18 s.n. Los Angeles Sierra Highway. 839 Comment
  RSA764505  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2591 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  SBBG70391  Camelina microcarpa E. Rockwell -May-1920 127 Los Angeles Glendale 182 Comment
  UCR114733  Camissonia A. C. Sanders 1988-2-18 7688 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR193448  Camissonia R. G. Swinney 1999-6-18 7277 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  RSA594653  Camissonia bistorta Louis C. Wheeler 1967-7-30 10265 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA755667  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-4-9 41542 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  POM96025A  Camissonia bistorta P. A. Munz 1926-4-4 10018 A Los Angeles 2 miles north of Saugus. Comment
  RSA465658  Camissonia bistorta M. B. Dunkle 1938-3-20 5247 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  UCR126863  Camissonia californica A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26210 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA562802  Camissonia californica D. Charlton 1990-4-7 4198 Los Angeles Kentucky Springs, Sierra Highway S of Palmdale, foothills of San Gabriel Mountains. 701 Comment
  UC1949058  Camissonia campestris subsp. campestris Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7478 Los Angeles on N side of road; Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  RSA526563  Camissonia guadalupensis subsp. clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4248 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  POM129363  Camissonia ignota P. A. Munz 1927-3-27 s.n. Los Angeles Thompson Creek Dam, 3 miles N. of Claremont. 427 Comment
  RSA75433  Camissonia ignota F. W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  RSA485355  Camissonia micrantha Steve Boyd, Thomas Elias 1987-4-14 2034 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA632845  Camissonia pallida subsp. pallida Robert F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39506 -A Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1433 Comment
  RSA598381  Camissonia strigulosa Louis C. Wheeler 1967-5-24 9742 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UC166869  Camissonia strigulosa George B. Grant and Walter Wheeler 1904-5-7 Los Angeles in waste wash land Glendora Comment
  UCR213237  Camissonia strigulosa Dan S. Cooper 2010-3-29 20100329- 15 Los Angeles South Coast, old 'Red Car' right-of-way (railroad bed) north of old town Torrance, near intersection of Sartori Ave. and Dominguez St. 23 Comment
  UCR273267  Camissoniopsis R. G. Swinney 2011-5-10 14653 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  SBBG17241  Camissoniopsis bistorta K. A. Wilson 1961-2-20 864 Los Angeles Little Tujunga Cyn Comment
  CAS-BOT-BC160436  Camissoniopsis cheiranthifolia subsp. suffruticosa Julia A. Bettys 1929-5-20 s.n. Los Angeles Manhattan Beach, Los Angeles 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
  UC447177  Camissoniopsis hirtella J. Ewan 1931-3-21 4068 Los Angeles 1/4 mi below summit Saddle Peak; Santa Monica Mts. 731 Comment
  UC457209  Camissoniopsis intermedia Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0091742  Camissoniopsis pallida R. G. Swinney 2011-5-26 14852 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SD253502  Camissoniopsis pallida R. G. Swinney 2011-4-1 14295 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon , 0.4 mile south of Californa Aqueduct, 20-200 m west of Cheseboro Road. (Palmdale 7.5'Q) 890 Comment
  RSA599353  Capsella bursa-pastoris L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  RSA66536  Capsella bursa-pastoris F. W. Peirson 1920-4-20 2106 Los Angeles 1085 New York Drive, Altadena. Comment
  RSA732821  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m. 610 Comment
  UCR184208  Cardamine californica A. C. Sanders, T. B. Salvato 2007-4-24 33499 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA0116903  Cardamine californica Lyman Benson 1945-2-14 11601 Los Angeles Big Dalton Canyon, Glendora. Mt. Range: San Gabriel. 350 Comment
  RSA498155  Cardamine californica var. californica Fordyce Grinnell Jr. 1910-3-19 1912 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  POM434  Cardionema ramosissimum Daniel L. Crawford, H. D. Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, fields near city. Comment
  SEINET3372077  Carduus pycnocephalus G. Rink 2011-6-5 10593 Los Angeles Chino Hills 396 Comment
  RSA0091877  Carduus pycnocephalus Steven A. Junak, Mark Hoefs, Ralph N. Philbrick 2001-5-18 SCa- 1532 Los Angeles Santa Catalina Island. Cottonwood Canyon, ca. 2 miles inland from mouth of canyon, near Rancho Escondido. 97 Comment
  RSA0097523  Carex R. G. Swinney 2011-9-27 15710 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 2354 Comment
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Feb 19 2020
  UCR271255  Carex R. G. Swinney 2011-5-12 14697 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 1183 Comment
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Sep 12 2018
  CAS-BOT-BC17675  Carex alma Fay A. Mac Fadden 1933-6-1 11008 Los Angeles La Tuna Canyon, beyond Belmont Country Club. Comment
  RSA228954  Carex alma Robert F. Thorne 1971-8-25 41295 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR150589  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mtns., Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  POM21249  Carex alma Phillip A. Munz 1923-5-26 6857 Los Angeles Head of Vincent Gulch, San Gabriel Mts. springy places 1982 Comment
  RSA597495  Carex alma L. C. Wheeler 1961-6-12 7859 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  RSA602743  Carex alma L. C. Wheeler 1967-7-20 10140 Los Angeles San Gabriel Mountains: Aliso Canyon. 1066 Comment
  SEINET7549358 Image available Carex alma Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3001 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  RSA602753  Carex bolanderi L. C. Wheeler 1967-8-2 10291 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  RSA586689  Carex fracta Orlando Mistretta 1995-6-20 1790 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA601029  Carex heteroneura var. heteroneura L. C. Wheeler 1966-9-21 8916 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  SDSU11687  Carex lanuginosa A. H. Gallup 1949-4-17 409 Los Angeles Lacsa, in sparse stands around edge of lake. 152 Comment
  JEPS48975  Carex multicaulis Joseph Ewan 1933-7-9 7870 Los Angeles Monrovia Peak 1463 Comment
  SEINET10652996  Carex multicaulis Jason R. Grant, W. Wheeler 1904-5-17 Grant 138 /6223 Los Angeles Mt. Wilson 2 Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  RSA733428  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mnts.: Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. Comment
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Nov 4 2010
  SEINET10625713  Carica papaya Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3768 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA747462  Carpobrotus chilensis R. G. Swinney 2008-4-4 8610 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR45036  Carpobrotus chilensis A. C. Sanders 1986-7-30 6815 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  POM292800  Castilleja affinis Lyman D. Benson 1945-5-11 11684 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  SBBG108130  Castilleja affinis S. L. Crockett, S. Schueller 1997-3-8 561 Los Angeles point overlooking Cottonwood Beach, ca. 25 m W of rd Comment
  RSA425908  Castilleja affinis var. affinis N. C. Cooper 1948-4-21 2716 Los Angeles Saugus. 762 Comment
  JEPS85802  Castilleja applegatei subsp. martinii Roy E. Buck 1989-6-23 1348 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, 26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains 1737 Comment
  LA105092  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8229 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  UC1408948  Castilleja applegatei subsp. martinii Donald R. Bissing 1973-4-6 36 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 762 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
  JEPS3181  Castilleja applegatei subsp. martinii John Thomas Howell 1928-5-6 3781 Los Angeles trail to Madrono Flat San Gabriel Mts., East Fork Santa Anita Canyon Comment
  CATA251  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 251 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  SBBG105498  Castilleja exserta F. R. Fosberg 1931-4-2 4453 Los Angeles divide between Hamilton and Descanso Cyns 150 Comment
  SFV18459  Castilleja exserta C. Ferguson 1973-4-9 Los Angeles San Gabriel Mountains Placerita Canyon Park. Walker Ranch section. Comment
  JEPS10329  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19223 Los Angeles Saugus Comment
  SEINET6041246  Castilleja foliolosa Unknown 8359 Los Angeles Liebre Mountains Comment
  SBBG39475  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles lower slope bluffs, SE coast of San Clemente Island; ISOTYPE Comment
  CDA41237  Castilleja linariifolia A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  UCR204008  Castilleja miniata R. G. Swinney 2001-9-15 8128 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA729726  Castilleja miniata subsp. miniata R. G. Swinney 1999-6-18 7326 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA530078  Castilleja minor subsp. spiralis Tim S. Ross 1991-8-16 5870 Los Angeles San Gabriel Mountains, Horse Flats. 1744 Comment
  UC1584057  Castilleja minor subsp. spiralis Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4046 Los Angeles ne of Tie Summit Station (e of Angeles National Forest, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tie Canyon 1463 Comment
  UCR186596  Castilleja minor subsp. spiralis T. B. Salvato, Sarah Flack 2007-8-8 3034 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  POM15446  Castilleja minor subsp. spiralis L. R. Abrams 1901-4-5 1366 Los Angeles San Fernando Mts. Comment
  RSA725791  Castilleja plagiotoma R. G. Swinney 1998-5-16 6055 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCD123034  Castilleja subinclusa subsp. subinclusa Daryl Koutnik; Bruce Holguin 1978-4-1 221 Los Angeles northwest of Palmdale on Elizabeth Lake Road. 914 Comment
  CAS-BOT-BC38374  Caulanthus coulteri H. M. Hall 1902-5-1 3060 Los Angeles Antelope Valley, southern California. Vicinity of Elizabeth Lake. 1066 Comment
  RSA0059396  Caulanthus coulteri var. coulteri Bonnie C. Templeton, Ira W. Clokey 1930-5-27 1422 Los Angeles 1 mi north of Elizabeth Lake. 850 Comment
  RSA774238  Caulanthus inflatus R. G. Swinney 2009-5-5 10633 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC40211  Caulanthus lasiophyllus Peter H. Raven 1959-5-2 14049 Los Angeles Santa Monica Mountains. 4.1 miles north-west of Tapia Park on road to Malibu Lake. 182 Comment
  RSA399160  Ceanothus arboreus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island Comment
  JEPS42100  Ceanothus arboreus Charlotte M. Hoak 1924-2-2 Los Angeles near Los Angeles (Gibbs Estate, Alta Dena) Comment
  LA41971  Ceanothus cordulatus Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  UCR124414  Ceanothus cordulatus B. C. Templeton 1932-5-31 4847 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC48740  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  UCD111438  Ceanothus crassifolius Kenneth A. Wilson; D. E. Bianchi 1961-2-2 819 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  RSA0022364  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5118 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA399904B  Ceanothus integerrimus Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA399750  Ceanothus leucodermis Joseph A. Ewan 1931-8-11 S 5495 Los Angeles Lower Pine Flats, First Camp, N. fork San Gabriel Canyon, San Gabriel Mts. Sonoran Zone. 1500 Comment
  RSA650465  Ceanothus leucodermis T. Strid 1972-3-25 s.n. Los Angeles Rincon Ranger Station, San Gabriel Cyn. 762 Comment
  SEINET13387039 Image available Ceanothus leucodermis R. G. Swinney 2011-1 14071 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  SEINET5767847  Ceanothus macrocarpus Bonnie C. Templeton, I. M. Clokey 1930-2-18 1413 Los Angeles Mandeville Canyon, Santa Monica Mts. 600 Comment
  RSA2164  Ceanothus megacarpus E. R. Johnson 1929-3-31 s.n. Los Angeles Mulholland Drive. Comment
  RSA399123  Ceanothus megacarpus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  LA200805  Ceanothus megacarpus var. megacarpus Norman A. Cole; May 1964 352 .2 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  UC1070877  Ceanothus megacarpus var. megacarpus F. H. Raymond 1930-1-29 47 Los Angeles Head of Corral Canyon Calabasas quad. 670 Comment
  UCR192841  Ceanothus oliganthus R. G. Swinney 1998-8-10 6728 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  RSA399740  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1928-4-8 s.n. Los Angeles Bear Ca - on, Sierra Madre Mts. Comment
  RSA660630  Ceanothus oliganthus var. oliganthus Matt Bogdanoff 1981-5-25 23 Los Angeles Glendora Mtn. Rd., 4.1 mi N of junction with Sierra Madre Ave., N of Glendora. 549 Comment
  UC1583142  Ceanothus oliganthus var. oliganthus Tim Ross and Steve Boyd 1990-5-14 2469 Los Angeles Yerba Buena Ridge Tujunga Ranger District, Angeles Nat. For., San Gabriel Mts. Comment
  UCR259957  Ceanothus oliganthus var. sorediatus R. G. Swinney 2010-3-16 11953 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
  UCSB3979  Ceanothus spinosus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  CDA1094  Centaurea melitensis Michael O Brien 2006-5-28 s.n. Los Angeles Malibu; El Pescador State Beach. Comment
  SEINET3371865  Centaurea melitensis G. Rink 2011-6-1 10565 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  UC894386  Centaurea melitensis L. W. Nuttall 1920-1-1 74 Los Angeles Santa Catalina Island Comment
  RSA0029401  Centaurium exaltatum Justin M. Wood, K. VinZant, T. Valentovich 2012-6-6 4778 Los Angeles Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA601628  Centaurium venustum Louis C. Wheeler 1967-6-16 9857 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  SEINET12651363 Image available Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 360 Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  HSC104250  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA659939  Centrostegia thurberi Orlando Mistretta 1992-5-18 359 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  CDA3347  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  POM172  Cerastium glomeratum Helen Ward s.n. Los Angeles Claremont. 365 Comment
  CAS-BOT-BC142128  Cercocarpus betuloides Louis C. Wheeler 1931-10-16 257 Los Angeles Foothills San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  CAS-BOT-BC142166  Cercocarpus betuloides var. betuloides Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon [Canon] 609 Comment
  CHSC98608  Cercocarpus betuloides var. betuloides LeRoy Gross; Laura Moore 2000-6-5 226 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy land. Sunny south slope, on trail up out of canyon. 579 Comment
  RSA317207  Cercocarpus betuloides var. betuloides Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Punchbowl Co. Park, along Loop trail Comment
  RSA453268  Cercocarpus betuloides var. betuloides L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  UCSB70450  Cercocarpus betuloides var. betuloides Keefe, Joseph 2001-1-19 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, California 90041 304 Comment
  CAS-BOT-BC137238  Cercocarpus betuloides var. blancheae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Isl. Comment
  CATA1720  Cercocarpus betuloides var. blancheae Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3061 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  UC859445  Cercocarpus betuloides var. blancheae Ezra C. Knopf 152 Los Angeles Santa Catalina Island Comment
  RSA610964  Cestrum nocturnum Louis C. Wheeler 1936-2-23 4079 Los Angeles San Gabriel: 217 S. Muscatel Avenue. Siskiyou Mountains: Oak Knoll Ranger Station, Klamath River. 107 Comment
  CAS-BOT-BC279510  Chaenactis artemisiifolia W. R. Dudley 1900-7-1 s.n. Los Angeles Mount Lowe Comment
  RSA589199  Chaenactis fremontii Timothy S. Ross 1991-4-27 4670 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [buttes]. 1003 Comment
  UCR222740  Chaenactis fremontii R. G. Swinney 2009-4-29 10609 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR259101  Chaenactis glabriuscula Mitch Provance, Callen Huff 2009-4-29 10686 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA654071  Chaenactis glabriuscula var. glabriuscula Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 426 Comment
  RSA660247  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Peter L. Morrell 1992-6-4 478 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  SBBG7880  Chaenactis glabriuscula var. glabriuscula H. and M. Dearing 1940-4-29 4243 Los Angeles Mint Cyn Comment
  UCR194748  Chaenactis glabriuscula var. glabriuscula Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  RSA305977  Chaenactis glabriuscula var. glabriuscula J. L. Huber 1975-6-8 1552 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  SD237306  Chaenactis santolinoides R. G. Swinney 2008-7-3 9149 Los Angeles San Gabriel Mtns.: Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  RSA595461  Chaenactis xantiana Timothy S. Ross, Victor W. Steinmann 1995-5-8 8557 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA650041  Chamaesyce albomarginata T. Strid 1971-4-17 s.n. Los Angeles Hi Vista. Comment
  RSA526481  Chamaesyce melanadenia T. S. Ross 1991-3-24 4321 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  RSA432469B  Chamaesyce serpillifolia S. D. s.n. Los Angeles Los Angeles. Comment
  RSA607509  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  UC57510  Chamaesyce serpyllifolia J. H. Barber 1898-8-3 Los Angeles Topango Comment
  UCR208183  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  RSA226102  Chenopodium album R. F. Thorne, C. W. Tilforth 1971-6-17 39944 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA730186  Chenopodium album var. striatum R. G. Swinney 1998-9-4 6905 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  UCR277094  Chenopodium berlandieri R. G. Swinney 2010-10-5 13993 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA249819  Chenopodium californicum R. F. Thorne, Gary D. Wallace 1973-4-25 43363 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA656106  Chenopodium californicum James Henrickson 1985-3-30 19767 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SBBG98655  Chenopodium californicum T. Ross 1991-5-20 5353 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UCR145458  Chenopodium californicum L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mtns/Mojave Desert, 0.25 mile east Barrel Springs, SE of Palmdale 899 Comment
  RSA478484  Chenopodium californicum Robert M. Perkins 1936-5-3 183 Los Angeles San Gabriel Canyon Comment
  UCR189731  Chenopodium fremontii R. G. Swinney 1998-7-21 6486 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA478525  Chenopodium multifidum Freda Detmers 1932-6-24 s.n. Los Angeles Los Angeles, McClintock at 34th St. Comment
  UCR265526  Chenopodium murale Dan S. Cooper 2015-3-22 315- 23 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  PASA2692  Chenopodium murale Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA478546  Chenopodium murale Tom Burch 1940-05 s.n. Los Angeles Redondo Beach. Fields south end of town. 0 Comment
  RSA640645  Chenopodium watsonii L. C. Wheeler 1966-10-1 8935 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  UCR19018  Chloris gayana John C. Roos, A. R. Roos 1950-9-16 4987 Los Angeles Los Angeles, Santa Monica Blvd. at Midvale Ave. 61 Comment
  RSA610213  Chondrilla juncea L. C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: Washington Blvd, 13,000 block, West, at Michael St. Comment
  RSA249757A  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1973-5-11 43467 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  CAS-BOT-BC244721  Chorizanthe staticoides A. C. Sanders; Mark Elvin; et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park 396 Comment
  CAS-BOT-BC244737  Chorizanthe staticoides Roxana S. Ferris 1918-6-12 953 Los Angeles on dry, open hillslope 7 miles south of Acton. Plants of the Arid Southwest Comment
  RSA0108828  Chorizanthe staticoides R. G. Swinney 2010-6-1 13140 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
  RSA601560  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 564 Comment
  RSA611010  Chorizanthe staticoides Louis C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 549 Comment
  RSA616370  Chorizanthe staticoides Scott D. White, Pam De Vries 1998-4-20 6325 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UCR209151  Chorizanthe staticoides Dan S. Cooper 2009-4-30 409- 3 .2 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA567255  Chorizanthe staticoides subsp. staticoides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3866 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA587114  Chorizanthe xanti var. xanti Orlando Mistretta 1995-4-21 1633 A Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1159 Comment
  CDA7840  Chrysanthemum coronarium Michael O Brien 2008-4-13 s.n. Los Angeles La Piedra State Beach 0 Comment
  UC1184393  Chylismia claviformis subsp. claviformis Peter H. Raven 1958-3-23 11958 Los Angeles 4.3 mi s Pearblossom; Big Rock Creek Comment
  UCD103926  Chylismia claviformis subsp. claviformis Ira L. Wiggins 1966-4-24 20650 Los Angeles Along Palmdale Blvd. between 90 Street E and 150 Street E, about 15 miles E of Palmdale. Mohave Desert. Comment
  CDA1300  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 C Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  RSA729318  Cirsium occidentale var. californicum R. G. Swinney 1998-7-2 6215 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC30813  Cirsium occidentale var. californicum Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  POM352199  Cirsium occidentale var. occidentale Ora M. Clark 1929-2-3 1507 Los Angeles Venice Comment
  UC485368  Cirsium occidentale var. occidentale unknown 1903-6-22 Los Angeles Laurel Canon Comment
  CDA7423  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CAS-BOT-BC438753  Cistanthe monandra Le Roy Abrams 1899-3-1 261 Los Angeles Ballona Harbor Comment
  RSA708558  Cistus creticus Valerie L. Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  RSA507976  Clarkia bottae Steve Boyd, T. S. Ross 1988-4-28 2230 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  CAS-BOT-BC172110  Clarkia dudleyana John Thomas Howell 1928-6-10 3880 Los Angeles Near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  RSA586825  Clarkia dudleyana Orlando Mistretta 1994-6-15 1361 -A Los Angeles 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
  UCD21826  Clarkia dudleyana L. D. Gottlieb 2003-5-19 301 Los Angeles Tanbark Flats Forest Experiment Station, Angeles Natioinal Forest, San Gabriel Mts. The population was growing along the south bank of creek, on a north-facing slope about 1/4 mile from roadside near the entrance to the station, about 75 feet above the creekbed. The site is probably the one cited in Lewis and Lewis, 1955, as Lewis and Lewis 511. The specimen was transplanted to LDG's backyard and grown to flowering. Comment
  UC1871302  Clarkia heterandra T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3895 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  CAS-BOT-BC163699  Clarkia purpurea subsp. quadrivulnera John H. Thomas 1957-5-3 6721 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  CHSC95869  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  RSA590867  Claytonia exigua subsp. exigua Orlando Mistretta 1994-1 996 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  RSA11068  Claytonia parviflora subsp. parviflora C. B. Wolf 1928-3-29 1562 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  SFV22006  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, A. Munoz 2000-5-12 885 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope alongside trail to fire road. 396 Comment
  RSA0019898  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-29 5762 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  UCR205076  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  LA82413  Claytonia perfoliata subsp. mexicana O. H. Kappler; 1941-3-8 98 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA669147  Claytonia perfoliata subsp. mexicana LeRoy Gross, Naomi Fraga 2002-4-4 513 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, head north down Wildwood Fire Road, to old home site near La Tuna Canyon Road. 532 Comment
  UC852079  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 S 4486 Los Angeles Cherry Canyon; Santa Catalina Island 30 Comment
  SFV6208  Clematis lasiantha R. M. Muran 1974-3-24 47 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  UC1125909  Clematis lasiantha Jerome S. Horton 1937-4-27 435 Los Angeles divide between N. Fork San Dimas Canyon and San Gabriel Canyon (gate at w. end of 4100 trail); Cucamonga Quad., N. Fork Watershed Comment
  RSA440784  Cleome isomeris Geo L. Moxley 1917-2-4 520 Los Angeles San Fernando Reservoir. Comment
  CHSC57909  Cleome lutea Blake A. Rowe 1986-6-30 55 Los Angeles 50 km s of Victorville, beside Hwy 8. 1200 Comment
  CAS-BOT-BC423111  Cleomella obtusifolia Ernest C. Twisselmann 1970-9-8 17497 Los Angeles Mojave Desert. Antelope Valley: Avenue A at 30th Street West 739 Comment
  UCR192959  Collinsia heterophylla Dan S. Cooper 2008-4-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., road to Boys camp, east side of Griffith Park, Los Angeles 220 Comment
  POM7650  Collinsia heterophylla H. M. Hall 1902-05 3259 Los Angeles Sierra Santa Monica. Comment
  SEINET10317250 Image available Collinsia wrightii Wesley O. Griesel 1962-5-28 Los Angeles Big Pines, San Gabriel Mountains 1829 Comment
  RSA628711  Collomia grandiflora R. S. Woglum 1942-5-20 3327 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA748702  Conium maculatum D. Charlton 1994-7-24 6043 Los Angeles Piute Ponds, on roadway between Old Piute and new Piute on main dike road extension of Ave. C, SW edge of Rosamond Lake, N of Lancaster 701 Comment
  JEPS87557  Constancea nevinii S. Boyd, O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1995-8-29 Los Angeles San Clemente Island, bottom of Middle Ranch Canyon 53 Comment
  CHSC3725  Convolvulus arvensis Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp, soil slope 45 degrees 762 Comment
  LA32104  Conyza bonariensis Peter H. Raven; 1959-4-4 13977 Los Angeles Santa Monica Mountains, Near houses behind Point Dume 21 Comment
  RSA643851  Conyza canadensis Steven A. Junak 1996-9-29 SC 1 -680 Los Angeles San Clemente Island: W side of island, in Middle Ranch Canyon, ca. 0.3 mile downstream from upper road crossing. 396 Comment
  RSA750096  Conyza floribunda LeRoy Gross, Pamela Conway 2009-11-15 4214 Los Angeles Cobal Canyon, southern foothills of the San Gabriel Mountains. North of Claremont. Near 549 Comment
  JEPS70058  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-28 2839 Los Angeles On Mulholland hwy just e of junction with Little Sycamore Rd. Santa Monica Mts. 518 Comment
  RSA600207  Cordylanthus rigidus subsp. setiger Steve D. Boyd, Lauren Raz 1997-5-28 9893 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  POM183638  Cordylanthus rigidus subsp. setiger J. Ewan 1929-8-17 3454 Los Angeles Trancas Canyon near Pt. Dume. 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
  UC1262277  Coreopsis bigelovii C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1529 Los Angeles 2.5 air mi ne Valyermo (n (desert) slopes of San Gabriel Mtns.); San Gabriel Mtns., Bob's Gap 1097 Comment
  RSA92469  Coreopsis californica F. W. Peirson 1930-5-30 8907 Los Angeles 1 miles N of Llano Comment
  CAS-BOT-BC101026  Coreopsis gigantea M. B. Dunkle 1940-3-21 7444 Los Angeles Santa Barbara Island Comment
  LA205798  Corethrogyne filaginifolia A. M. Johnson; 1928-3-13 185 Los Angeles Del Rey Hills Comment
  RSA609114  Corethrogyne filaginifolia L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  SFV14465  Corethrogyne filaginifolia J. L. Reveal 1987-9-11 3885 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  UCSB9528  Corethrogyne filaginifolia Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 701 Comment
  SFV14736  Corethrogyne filaginifolia J. C. Dittes, P. Dittes 1989-9-23 7 Los Angeles East side of lower Castaic Lake along Parker Road. Comment
  CAS-BOT-BC209768  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles Santa Catalina Island. Hamilton Canyon, left fork, 200 ft. above forks 121 Comment
  CAS-BOT-BC209770  Cornus glabrata Timothy S. Ross; Steve Boyd 1994-6-23 8076 Los Angeles Liebre Mountains. Dogwood Spring: seepy area situated in a northeasterly draw draining from Grass Mountain to upper Burns Canyon 1264 Comment
  CLARK-A1528-2437  Coronopus didymus John C. Roos 1957-5-20 6611 Los Angeles Los Angeles Comment
  RSA629721  Cotula australis L. C. Wheeler 1947-3-1 6457 Los Angeles San Gabriel Mountians: Eaton Canyon about 1/4 mile upstream from mouth.. . Comment
  CATA122  Crassula connata Mark L. Hoefs, A. Douglas Propst 1973-3-14 94 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  UCR200163  Crassula connata Valerie Soza, Laura A. Moore 2000-5-10 859 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  UCR79921  Crassula connata R. Mattoni 1988-4-1 88- 04 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  SEINET10874356  Crassula tetragona Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4831 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
  UC56828  Cressa truxillensis Ernest Braunton 1902-5-15 281 Los Angeles Gardena Comment
  CAS-BOT-BC175845  Crossosoma californicum Robert F. Thorne; P. C. Everett 1964-2-6 33297 Los Angeles Above Fourth of July Cove. Santa Catalina Island 30 Comment
  CAS-BOT-BC181052  Crossosoma californicum June Giddings 1924-8-1 s.n. Los Angeles Giddings Hill - Santa Catalina Island Comment
  SBBG128306  Crossosoma californicum S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 35 Los Angeles Deer Valley Trail 92 Comment
  CAS-BOT-BC224893  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso [Paseo] del Campo 92 Comment
  RSA599297  Croton californicus L. C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  SD39881  Croton californicus Edith A. Purer 1932-4-23 2771 Los Angeles El Segundo Comment
  SJSU13232  Croton californicus C. W. Sharsmith 1943-9-10 4583 .5 Los Angeles Mojave Desert near Llano Comment
  RSA479360  Croton californicus var. major Jack Rempel 1932-4-23 15248 Los Angeles El Segundo. Comment
  CATA401  Croton setiger Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 527 Los Angeles Santa Catalina Island: Below airport on lower side of main road, east exposure 457 Comment
  RSA715305  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Newhall Ranch, upper Potrero Canyon, S of Santa Clara River ca. 2 mi. E of the Ventura Co. line, study area 18. 366 Comment
  SBBG113282  Crypsis vaginiflora S. A. Junak with M. L. Hoefs 1997-6-4 SCa 420 Los Angeles NE end of upper Buffalo Corral Reservoir 188 Comment
  SBBG113286  Crypsis vaginiflora S. A. Junak with M. L. Hoefs 1997-6-4 SCa 424 Los Angeles W side of Little Springs Reservoir 131 Comment
  UCSB27908  Cryptantha angustifolia Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SBBG24804  Cryptantha circumscissa R. N. Philbrick 1965-5-20 B 65 -1179 Los Angeles S fork of Little Rock Crk 1066 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
  LA204186  Cryptantha circumscissa var. circumscissa Carl Epling; M. Epling May 1925 sn Los Angeles Mint Canon Comment
  UC24741  Cryptantha clevelandii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC55366  Cryptantha clevelandii J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  RSA3543  Cryptantha clevelandii var. florosa C. B. Wolf 1932-5-9 3487 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  UCR205189  Cryptantha decipiens R. G. Swinney 2008-5-2 8730 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA515104  Cryptantha intermedia Aaron Liston 1989-4-28 794 -1 Los Angeles San Clemente Island. Deadman s Curve above Eagle Canyon. 473 Comment
  RSA702172  Cryptantha intermedia Michael Honer 2004-6-22 2015 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  POM369503  Cryptantha intermedia Bette Wright s.n. Los Angeles Foothills, Glendale Comment
  SDSU5390  Cryptantha intermedia H. Wedberg 1966-4-3 1189 Los Angeles In Eagle Rock. 457 Comment
  UC1211075  Cryptantha intermedia Huron H. Smith 1912-5-3 4912 Los Angeles 243 Comment
  UCSB5548  Cryptantha intermedia H., J. 1934-7-20 Los Angeles San Dimas Exp. Forest; by Fern Shelter house; Sec. 3, T1N, R8W 1447 Comment
  RSA656484  Cryptantha micromeres Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 721 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  UCR17135A  Cryptantha micromeres W. W. Wright 1977-6-12 s.n. Los Angeles Eastern slope of the Verdugo Mtns., above Camp Max Straus. Verdugo City 381 Comment
  CHSC95707  Cryptantha muricata LeRoy Gross 2005-4-28 2161 b Los Angeles Transverse Ranges; San Gabriel Mountains region: 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. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA0087036  Cryptantha muricata R. G. Swinney 2010-3-30 12122 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  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
  UCR190778  Cryptantha muricata R. G. Swinney 1999-7-5 7519 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR272013  Cryptantha muricata R. G. Swinney 2010-4-28 12419 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
  UCR51860  Cryptantha muricata Steve Boyd, T. S. Elias 1987-4-14 2041 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  VVC3067  Cryptantha muricata var. jonesii Tim Thomas, P. J. MacKay 2015-5-10 6619 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA0079315  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 b 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
  RSA756957  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2454 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCR269947  Cryptantha pterocarya R. G. Swinney 2010-6-1 13109 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
  UCR281655  Cryptantha pterocarya var. pterocarya R. G. Swinney 2014-5-7 16338 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  RSA725137  Cryptantha similis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -31 Los Angeles 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
  UCR117108  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24315 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  CAS-BOT-BC80683  Cupressus macrocarpa Geo. B. Grant 1905-4-10 6493 Los Angeles Pasadena Comment
  CAS-BOT-BC224483  Cuscuta californica G. B. Grant 1901-6-23 4141 Los Angeles Pasadena Comment
  LA105156  Cuscuta californica A. C. Sanders; 1987-7-22 7173 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd 30 Comment
  RSA409694  Cuscuta californica G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA190914  Cuscuta californica var. breviflora R. F. Thorne 1967-5-19 36881 Los Angeles Santa Catalina Island. Echo Lake branch of upper Swain's Canyon. 366 Comment
  RSA628304  Cuscuta californica var. californica L. C. Wheeler 1973-11-20 s.n. Los Angeles San Gabriel Mountains: Chaney Trail ca. 1/2 way up. Comment
  RSA127980  Cuscuta subinclusa H. J. Thompson 1958-10-22 1810 Los Angeles Griffith Park. 381 Comment
  RSA409724  Cuscuta subinclusa Freda Detmers 1931-11-11 14184 Los Angeles Griffith Park Comment
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May 14 2007
  RSA202474  Cyclospermum leptophyllum R. L. Armacost 1959-9-12 889 Los Angeles Santa Monica Comment
  POM247928  Cylindropuntia californica var. parkeri Joseph A. Ewan 1937-8-23 11061 Los Angeles Tujunga Creek near mouth of canyon. Comment
  RSA0065212  Cynodon dactylon R. G. Swinney 2010-9-1 13662 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA364983  Cynosurus cristatus Anstruther Davidson 1930-1 31 Los Angeles Los Angeles Comment
  RSA0112848  Cyperus Steven A. Junak 1999-5-8 SCa- 911 Los Angeles Santa Catalina Island. Lower part of Fern Canyon, just 0.3 mi upstream from junction with Cottonwood Canyon. 122 Comment
  OBI70750  Cyperus difformis Louis C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mts: San Gabriel Cyn, 1/4 mi below forks along hwy on W side Comment
  RSA618984  Cyperus eragrostis LeRoy Gross 1998-9-20 74 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  RSA13718  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts 365 Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  UCR223439  Cystopteris fragilis R. G. Swinney 2009-6-3 11055 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1922146  Cytisus scoparius LeRoy Gross, Valentin Arvizu 2006-5-31 2471 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Forest Service road surveys; Along Magic Mountain Road (4N46) east of Magic Mountain, but before Roads (3N17.7 & 3N17.6). Along the Santa Clara ridge. Near but east of 34.38652N, 118.32904W. 1402 Comment
  CHSC35492  Datisca glomerata James Henrickson 1973-6-23 10915 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road. 243 Comment
  UCR273231  Datisca glomerata R. G. Swinney 2011-10-18 15811 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
  RSA586471  Datisca glomerata Orlando Mistretta 1994-6-21 1379 A Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  POM283102  Datura wrightii George B. Grant 1902-9-1 s.n. Los Angeles Oak Knoll, Pasadena Comment
  UC1595458  Datura wrightii Tim Ross 1992-4-27 6239 Los Angeles s side Indian Hill Mesa (sw of Rancho Santa Ana grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  UCR259385  Datura wrightii R. G. Swinney 2010-4-20 12282 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA177812  Daucus pusillus R. F. Thorne, P. Everett 1965-5-10 34497 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  SBBG98088  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5131 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UCR220229  Daucus pusillus R. G. Swinney 2009-4-7 10294 A Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  CAS-BOT-BC130918  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles Santa Barbara Island Comment
  SD107920  Deinandra clementina Larry DeBuhr 1977-4-16 2563 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbours. Comment
  SD70966  Deinandra clementina R. Mitchel Beauchamp 1967-3-17 235 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  UC1211125  Deinandra clementina Huron H. Smith 1912-5-31 5048 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  UC1234789  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles w slope Isthmus; Santa Catalina Island Comment
  UC483208  Deinandra clementina L. R. Abrams and I. L. Wiggins 1931-7-6 381 a Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  RSA607714  Delphinium cardinale Louis C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, 1/4 mile south of Arrow Highway. Comment
  POM254332  Delphinium cardinale Muriel F. Wheeler 1938-7-23 s.n. Los Angeles San Dimas Canyon Wash, 1/2 mile northeas of San Dimas County Park. Comment
  RSA394495  Delphinium cardinale Wm. Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  UCR140960  Delphinium parishii June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCR189709  Delphinium parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCR222850  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  CAS-BOT-BC116264  Delphinium parryi subsp. parryi Timothy S. Ross; Steve Boyd 1993-5-23 7266 Los Angeles Liebre Mountains, Steep northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak 877 Comment
  CAS-BOT-BC116285  Delphinium parryi subsp. parryi Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  JEPS79884  Delphinium parryi subsp. parryi C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4751 Los Angeles Bouquet Canyon 800 Comment
  CATA3430  Dendromecon harfordii Stuart Olshevski, Jaimie Choi 2017-4-26 003 Los Angeles Santa Catalina Island: Middle Cottonwood WMU along El Rancho Escondido Road below the Airport 359 Comment
  PASA446  Dendromecon rigida Margaret Stason 1931-3-21 Los Angeles San Francisquito Canyon Comment
  RSA433225  Dendromecon rigida Robin S. Collins 1973-3-26 214 Los Angeles Angeles National Forest, San Gabriel Mts., Trail Canyon. 609 Comment
  CATA2944  Descurainia pinnata Sarah Ratay, Peter Dixon 2010-6-11 124 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  LA51494  Descurainia pinnata O. H. Kappler; 1944-3-26 556 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM369418  Descurainia pinnata subsp. menziesii R. Hasson 1902-3-12 s.n. Los Angeles Figueroa Street, Los Angeles Comment
  UC10804  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 Los Angeles Scorpion Hills Comment
  CAS-BOT-BC43493  Descurainia sophia A. R. Roos 1954-5-4 s.n. Los Angeles 5001 Gaviota, Encino. Comment
  CAS-BOT-BC402257  Dicentra chrysantha Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3761 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  RSA599343  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-3-26 9372 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR205832  Dichelostemma capitatum R. G. Swinney 2008-5-8 8788 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA653788  Dichelostemma capitatum subsp. capitatum J. Bogdanoff-Lord 1989-5-12 14 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR281645  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-8 16453 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
  POM12332  Dichelostemma capitatum subsp. capitatum F. L. Robinson 1921-5-4 64 Los Angeles Claremont Comment
  RSA527775  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4340 Los Angeles San Clemente Island. E side of island, near Malo Point, second Cyn S of Bryce Cyn. Comment
  RSA536054  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-5-21 5384 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  SBBG12185  Distichlis littoralis E. R. Blakley 1961-9-23 4729 Los Angeles Ballast Pt, Catalina Harbor Comment
  CAS-BOT-BC195617  Distichlis spicata L. R. Abrams 1902-6-9 2499 Los Angeles Port Ballona Comment
  UCR204050  Distichlis spicata R. G. Swinney 2005-5-21 8271 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  CAS-BOT-BC41904  Dithyrea maritima Ernest Braunton 1903-4-1 s.n. Los Angeles Playa del Rey. Comment
  RSA190978  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Red Rollins, Doug Propst, R. Carolin 1967-3-18 36745 Los Angeles Lower end Bulrush Canyon. 244 Comment
  RSA188324  Drymocallis glandulosa var. wrangelliana Robert F. Thorne, Percy C. Everett 1965-6-23 34963 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  RSA128000  Dryopteris arguta P. H. Raven, Henry J. Thompson 1959-10-31 14726 Los Angeles Santa Monica Mountains. Mandeville Canyon 5.0 miles north of Sunset Boulevard 274 Comment
  RSA693708  Dryopteris arguta Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. Comment
  UCR259399  Dryopteris arguta R. G. Swinney 2010-8-30 13637 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
  UCR280493  Dryopteris arguta R. G. Swinney 2014-6-5 16707 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA177758  Dryopteris arguta R. F. Thorne, Percy C. Everett 1965-5-12 34607 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  CAS-BOT-BC428119  Dudleya cymosa subsp. cymosa K. Nakai 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi. from junction of Gendora [Glendora] Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. 914 Comment
  CAS-BOT-BC109687  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-5-25 610 Los Angeles Santa Monica Mountains, Malibue Canyon, on Mailbu Canyon Road, ca. 3 km north of California Highway 1. 260 Comment
  UCR125616  Dudleya lanceolata A. C. Sanders 2003-5-26 25867 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA247427  Dudleya lanceolata Jack Delaini, Barbara Shervanick 1974-5-23 220 Los Angeles Lodi Canyon, San Dimas Experimental Forest 441 Comment
  SD132743  Dudleya virens James C. Dice, Rowena Thompson & Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km south of Palos Verdes Drive South, on cliff above ocean. 35 Comment
  RSA26377  Dudleya virens subsp. insularis Reid V. Moran 1941-5-27 874 Los Angeles 1/4 mile east of Point Vicente 20 Comment
  RSA608255  Echinochloa crus-galli L. C. Wheeler 1966-10-25 9060 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UC1714435  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona 365 Comment
  CAS-BOT-BC197259  Echinochloa muricata var. microstachya F. H. Bosbyshell 1961-8-22 LASCA- 462 Los Angeles Pasadena Comment
  CATA1  Ehrharta calycina Lauren K. Danner 2006-3-8 1 Los Angeles Santa Catalina Island: Roadside of Middle Ranch 207 Comment
  SD172151  Ehrharta calycina Martin A. Piehl 1963-12-8 631117 Los Angeles San Clemente Island, West end of airfield runway inland from West Cove, (Southeast of Driggs) 17 Comment
  POM357047  Ehrharta erecta Robert Gustafson 1981-4-14 2178 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA736232  Ehrharta longiflora Scott D. White, Justin M. Wood 2008-5-8 11943 Los Angeles SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 305 Comment
  RSA177700  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-5-11 34661 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA191173  Eleocharis rostellata Robert F. Thorne, M. Z. Thorne 1967-7-19 37175 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA750834  Eleusine indica R. G. Swinney 2005-8-8 8398 Los Angeles Glendora, Morgan Canyon Debris basin 335 Comment
  UCR130503  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 450 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Arroyo Blvd. and Seco St. 252 Comment
  UCR187093  Elymus condensatus A. C. Sanders 2006-5-16 32303 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SEINET10558302  Elymus condensatus LeRoy R. Abrams 1902-6-10 Abrams 2506 Los Angeles Edges of sand dunes, Playa del Rey. Comment
  SD260158  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  RSA229121  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38906 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA155833  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  SBBG56928  Elymus glaucus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR259591  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
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Oct 27 2020
  UCR142808  Elymus glaucus var. glaucus L. C. Wheeler 1936-6-21 4162 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  UCR179446  Elymus stebbinsii R. G. Swinney, Dave Larson 1996-7-17 5114 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR190937  Elymus stebbinsii R. G. Swinney 1999-7-14 7557 Los Angeles San Gabriel Mtns., Allison Gulch, at confluence with East Fork San Gabriel River Canyon 732 Comment
  UCR125184  Elymus triticoides A. C. Sanders, Mark Elvin 2002-6-25 25263 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA151294  Emmenanthe penduliflora Peter H. Raven 1962-5-10 17722 Los Angeles Canyon just north of Thirst, San Clemente Island. 335 Comment
  SEINET3091504 Image available Emmenanthe penduliflora Norman C. Cooper 1945-5-1 2206 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCR124617  Emmenanthe penduliflora I. W. Clokey, B. C. Templeton 1929-1 4497 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM31130  Encelia californica Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  UCR124407  Encelia californica B. C. Templeton 1968-2-25 11390 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  SEINET7845922 Image available Encelia californica G. B. Grant 395 Los Angeles Pasadena Comment
  RSA0117620  Endolepis covillei Sarah J. J. De Groot 2005-5-19 4979 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  UCR269882  Endolepis covillei Jeremiah George 2015-4-10 415- 07 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA785486  Ephedra Doris Bowers 1957-4-25 38 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  SEINET7047912  Ephedra californica Steven R. Hill, Kate Kramer 2001-4-22 33361 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  UCR269957  Ephedra nevadensis R. G. Swinney 2010-5-12 12727 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UC213223  Epilobium brachycarpum I. M. Johnston 1917-8-22 Los Angeles around Native Son Mine; San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  RSA358480  Epilobium canum subsp. canum Robert F. Thorne 1973-09 44731 Los Angeles Santa Catalina Island: Big Spring. Comment
  RSA588447  Epilobium canum subsp. canum F. R. Fosberg 1931-7-15 S- 5419 Los Angeles Santa Catalina Island; Isthmus. 5 Comment
  SD91994  Epilobium canum subsp. canum R. M. Beauchamp, T. Oberbauer 1975-8-23 22680 Los Angeles Volcanic cliff, west fork of Red Rock Canyon, San Clemente Island. 349 Comment
  UCR182239  Epilobium ciliatum R. G. Swinney 1997-9-6 5871 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  CHSC34421  Epilobium ciliatum subsp. ciliatum Philip A. Silverstone 1978-8-20 315 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along small creek. Comment
  RSA448473  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1932-9-5 1350 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  RSA529917  Epilobium densiflorum Tim S. Ross 1991-8-16 5824 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA80694  Epilobium densiflorum F. W. Peirson 1907-7-9 2085 Los Angeles Pine Flats, San Gabriel Mts. 1524 Comment
  RSA646953  Epilobium glaberrimum subsp. glaberrimum Orlando Mistretta 1993-7-6 926 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA381716  Epipactis gigantea George R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
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Nov 8 2011
  UC1520439  Epipactis gigantea George Henry Grinnell 1923-5-28 Los Angeles Topanga Canyon Comment
  RSA724618  Epipactis gigantea K. Dobry 1991-5-18 606 Los Angeles Cold Creek Cyn. Santa Monica Mts at Lower Cold creek Presv Comment
  SEINET3866289  Equisetum laevigatum Louis C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth.; 0 678 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  SEINET3866733  Equisetum telmateia Louis C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd.; 0 122 Comment
  RSA732721  Eremalche exilis A. C. Sanders, Tricis Wotipka, Mark A. Elvin 2003-4-28 26140 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  LA32284  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-10-18 14682 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  UC153537  Eremocarpus setiger LeRoy Abrams 1902-8-20 2966 Los Angeles near Inglewood Comment
  IRVC28554  Eremocarpus setigerus A. C. Sanders 2003-8-5 27106 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  UCD118293  Eriastrum densifolium subsp. densifolium Robert F. Thorne; John Olmsted 1965-8-26 35403 Los Angeles San Gabriel Mountains: Angeles National Forest, Cabin Flat along Prairie Fork. 1584 Comment
  UCR128260  Eriastrum densifolium subsp. densifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2909 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA158307  Eriastrum filifolium P. H. Raven 1962-5-10 17723 Los Angeles head of canyon north of Guds, north branch, San Clemente, San Clemente Island. 518 Comment
  UCR231906  Eriastrum pluriflorum subsp. sherman-hoytiae Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8037 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  UCR259970  Eriastrum sapphirinum R. G. Swinney 2010-6-1 13081 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCR182481  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-7-17 5690 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA0110976  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1999-6-21 7344 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  SEINET14611560  Eriastrum virgatum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N of Claremont. 411 Comment
  RSA646285  Ericameria cooperi var. cooperi Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1158 Comment
  SFV12567  Ericameria cooperi var. cooperi M. H. Grayum, D. L. Koutnik 1977-11-25 886 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  RSA0013201  Ericameria cuneata var. cuneata Orlando Mistretta, Christine Mistretta 2011-7-13 5933 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  RSA301962  Ericameria ericoides J. R. Shevock 1972-9-16 2280 Los Angeles Coastal bluffs, Point Dume 5 Comment
  CAS-BOT-BC287627  Ericameria linearifolia Carl B. Wolf 1928-3-29 1553 Los Angeles At S side of Antelope Valley, 2 miles S of Neenach 1066 Comment
  CAS-BOT-BC287631  Ericameria linearifolia L. R. Abrams 1941-4-18 13872 Los Angeles State Highway 138, western end of Antelope Valley Comment
  JEPS31286  Ericameria linearifolia W. L. Jepson 1935-4-17 17056 Los Angeles n Los Angeles County; Portal Ridge Comment
  SD253383  Ericameria linearifolia R. G. Swinney 2011-4-1 14316 Los Angeles San Gabriel Mts./SW Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m W of Cheseboro Rd. (Palmdale 7.5'Q) 890 Comment
  UCR177466  Ericameria linearifolia LeRoy Gross 2005-5-3 2245 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA0115282  Ericameria palmeri var. pachylepis Richard G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  LA32041  Ericameria parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  SFV16376  Ericameria parishii P. M. Schiffman, R. van de Hoek 1996-9-30 s. n. Los Angeles San Gabriel Mountains Roadside along Bear Divide Road, on slope above Pacoima Canyon. Comment
  RSA295263  Ericameria pinifolia Mary H. Ward, Shirley W. Campbell 1970-10-23 123 Los Angeles Arroyo Seco, southeastern Pasadena Comment
  RSA702194  Ericameria pinifolia Scott D. White, Pam De Vries 2004-5-18 10403 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
  RSA0059012  Ericameria pinifolia Louis C. Wheeler 1945-5-26 6052 Los Angeles San Gabriel wash at Arrow Highway. Comment
  SBBG17793  Erigeron bonariensis P. H. Raven 1962-5-8 17616 Los Angeles barracks area, Wilson Cove 76 Comment
  RSA330815  Erigeron breweri var. jacinteus Wayne E. Sawyer 1981-8-11 128 Los Angeles Crest trail, ca. 0.5 mi. se of Littly Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2453 Comment
  UC1947573  Erigeron divergens I. M. Johnston 1911-8-22 1708 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC296196  Erigeron foliosus var. foliosus Geo. B. Grant 1904-7-23 6388 Los Angeles Vivien Creek, Mt. San Gorgonio 2438 Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  SEINET10877200  Eriodictyon californicum George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -16 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  UC697774  Eriodictyon crassifolium Kay H. Beach 1943-5-11 1743 Los Angeles on Woods Trail upper part Lewis Paul Canyon; San Gabriel Mts., Lewis Paul Canyon Comment
  RSA582237  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  LA200559  Eriodictyon crassifolium var. nigrescens Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA578632  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-7-7 8166 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  CAS-BOT-BC189162  Eriodictyon crassifolium var. nigrescens E. Braunton 1897-5-3 s.n. Los Angeles Unspecified Comment
  RSA305368  Eriodictyon traskiae D. C. Michener, John Dourley, B. Haner, Mark Hoefs 1983-6-7 4301 Los Angeles Santa Catalina Island. 0.4 miles from jct with main road to Whites Landing. 396 Comment
  RSA455103  Eriodictyon traskiae F. R. Fosberg 1931-5-6 4795 Los Angeles Cape Canyon. Santa Catalina Island. 240 Comment
  SD72754  Eriodictyon traskiae F. R. Fowberg 1931-7-11 S 5383 Los Angeles Santa Catalina Island; Middle Cape Canyon. 239 Comment
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Dec 3 2014
  RSA455059  Eriodictyon trichocalyx var. trichocalyx N. C. Cooper 4212 Los Angeles Angeles Crest Highway Comment
  UCR223281  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  LA211267  Eriogonum angulosum Arthur C. Gibson; Tarja Sagar 2004-9-21 5195 Los Angeles SIMI HILLS, Cheeseboro SMMNRA, along Cheeseboro Ridge Trail about 1 mile north S end of Sulphur Springs Trail. Comment
  UCSC011217  Eriogonum baileyi Adam Searcy 2015-7-10 77 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA5500  Eriogonum baileyi var. baileyi Carl B. Wolf 1932-8-11 s.n. Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  RSA594643  Eriogonum baileyi var. baileyi Steve Boyd, Lauren Raz 1996-10-29 9112 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SBBG126984  Eriogonum baileyi var. baileyi A. Parikh, N. Gale 2011-6-24 3501 Los Angeles S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 1.3 km S of Monte Cristo Crk; San Gabriel Mtns 1390 Comment
  RSA522438  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  UCR173892  Eriogonum baileyi var. praebens Scott D. White, A. Warniment 2005-9-9 11217 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  CAS-BOT-BC241904  Eriogonum cinereum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  UCR222808  Eriogonum davidsonii R. G. Swinney 2009-5-13 10764 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  CAS-BOT-BC242779  Eriogonum davidsonii R. J. Dobbs 1927-6-29 7680 Los Angeles Trail to Strawberry Peak, 2 1/2 miles from Switzers 1127 Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  CAS-BOT-BC249767  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles At northwest end of campus of University of California at Los Angeles Comment
  RSA781814  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-7-23 11381 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR276739  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-8-11 13504 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  OBI8164  Eriogonum fasciculatum var. fasciculatum Lewis Meltz 1977-4-9 LM 18 Los Angeles 50 m S of Eaton Cyn, wash, 2 km E of Eaton Cyn bridge 457 Comment
  CAS-BOT-BC253255  Eriogonum fasciculatum var. foliolosum Le Roy Abrams; E. A. McGregor 1908-6-19 339 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC253264  Eriogonum fasciculatum var. foliolosum Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  POM279961  Eriogonum fasciculatum var. foliolosum Lyman Benson 1933-11-12 5731 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA611976  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Laura Moore 1997-8-16 53 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS; ca. 10 feet east of fire road. 412 Comment
  UC1584916  Eriogonum fasciculatum var. foliolosum Tim Ross, Steve Boyd 1991-7-24 5639 Los Angeles near top of ridgeline (nne slope of Granite Mountain); Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  UCD100012  Eriogonum fasciculatum var. foliolosum Kenneth A. Wilson 1961-2-8 843 Los Angeles Santa Susana Mtns. On Rt. 99, about 1 mile south of Rt. 6 intersection. Comment
  RSA0055993  Eriogonum fasciculatum var. polifolium Richard G. Swinney 2010-3-16 11939 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
  RSA646082  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Mark A. Elvin 1995-5-10 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit Bare Mt. Section. 1768 Comment
  RSA766101  Eriogonum fasciculatum var. polifolium Joseph A. Ewan, Nesta Ewan 1936-8-2 9898 Los Angeles 1.5 mi. below head of Cedar Canyon off Mescal Canyon, San Gabriel Mts. Comment
  UC77569  Eriogonum giganteum Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  SBBG12769  Eriogonum giganteum var. formosum E. R. Blakley 1962-6-10 5236 Los Angeles above and N of Seal Cove 60 Comment
  CAS-BOT-BC253473  Eriogonum gracile Geo. B. Grant 1901-8-15 s.n. Los Angeles Pasadena Comment
  SBBG62094  Eriogonum gracile R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UCSC011208  Eriogonum gracile Adam Searcy 2015-7-24 68 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  CAS-BOT-BC253435  Eriogonum gracile Ernest Braunton 1902-7-6 528 Los Angeles Elysian Park Comment
  POM158211  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-4 11141 Los Angeles Pacoima Wash, near San Fernando. Comment
  RSA0113484  Eriogonum gracile var. gracile Lyman Benson 1948-10-31 13546 Los Angeles Indian Hill, Claremont. Mt. Range: San Gabriel. 426 Comment
  CATA2523  Eriogonum grande var. grande Steven A. Junak 1997-10-20 969 Los Angeles San Clemente Island: E side of island, at mouth of southernmost canyon of Bryce Canyon complex 3 Comment
  UCR281166  Eriogonum maculatum R. G. Swinney 2014-4-23 16182 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA550433  Eriogonum nudum var. pauciflorum Tim S. Ross 1992-7-10 6649 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 970 Comment
  RSA588694  Eriogonum nudum var. pauciflorum Orlando Mistretta 1995-7-12 1907 Los Angeles San Gabriel Mountains. Little Rock Creek, Vincinity of Basin Campground. 1082 Comment
  RSA601848  Eriogonum parishii Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10003 Los Angeles Liebre Mountains region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1457 Comment
  RSA529904  Eriogonum parishii Tim S. Ross 1991-8-16 5811 Los Angeles San Gabriel Mountains: Angeles Crest Highway, just above Chilao Creek. 1671 Comment
  UCR151966  Eriogonum pusillum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 889 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR205224  Eriogonum pusillum R. G. Swinney 2008-5-2 8724 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  POM153362  Eriogonum roseum P. A. Munz, I. M. Johnston 1928-9-4 11155 Los Angeles Elizabeth Lake. Comment
  RSA293436  Eriogonum saxatile Reino Alava, R. C. Bacigalupi 1958-7-20 2211 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway (CA Hwy. 2), upper slopes of Little Rock Creek Canyon 2073 Comment
  RSA424976  Eriogonum thurberi Anstruther Davidson 1920-6-1 s.n. Los Angeles Acton. Comment
  UCSB22030  Eriogonum umbellatum var. minus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle along trail to Throop Peak; San Gabriel Mtns 2468 Comment
  SBBG64210  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA755873  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-16 9241 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UCR209263  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA628588  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heloport 0.3 mile north of South Mt. Hawkins 2287 Comment
  RSA782008  Eriogonum wrightii var. subscaposum Elizabeth A. Kempton, Eric Paul 2006-8-5 422 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  CAS-BOT-BC297954  Eriophyllum confertiflorum Geo. B. Grant 1902-5-18 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC297965  Eriophyllum confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles San Gabriel Mts. Brown's Gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 475 Comment
  RSA724396  Eriophyllum confertiflorum K. Dobry 1991-4-22 s.n. Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCR126237  Eriophyllum confertiflorum A. C. Sanders 2003-3-14 25761 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR261358  Eriophyllum confertiflorum R. G. Swinney 2010-6-21 13292 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UC90261  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC124132  Eriophyllum nevinii Joseph Cook (Rev.) Nevin 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC308340  Eriophyllum nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles Eel Point, San Clemente Island Comment
  UCR280510  Eriophyllum pringlei R. G. Swinney 2014-4-10 16018 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA586626  Eriophyllum wallacei Timothy S. Ross, Steve Boyd 1991-3-23 4277 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
  UCD103102  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  UCR281846  Erodium cicutarium R. G. Swinney 2014-5-8 16452 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
  UCR92048  Erodium moschatum Scott D. White 1996-4-9 3881 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  SD144455  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave, just across street from Bixby Park Comment
  RSA651371  Erysimum capitatum Eleanor McClung 1937-3-14 7 Los Angeles El Segundo. Comment
  SBBG91997  Erysimum capitatum var. capitatum M. N. Ackley -May-1926 130 Los Angeles Ranger Station, Big Tujunga 511 Comment
  UC1126444  Eschscholzia caespitosa Jerome S. Horton 1939-5-4 539 Los Angeles Fern Canyon Cucamonga Quadrangle, Climactic Sta. Comment
  CAS-BOT-BC403190  Eschscholzia californica Steve Boyd; Lauren Raz 1997-3-25 9304 Los Angeles Liebre Mountains Region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch 1280 Comment
  UC56417  Eschscholzia californica Ernest Braunton Mar 1903 828 Los Angeles Playa del Rey Comment
  CAS-BOT-BC403174  Eschscholzia californica Ernest C. Twisselmann 1966-4-27 12108 Los Angeles Mojave Desert. Southwest side of Antelope Valley 883 Comment
  RSA0038398  Eschscholzia californica Harold L. Pirie 1963-4-27 s.n. Los Angeles Santa Monica Mts., near Wells Drive and Calvin Street, Woodland Hills. 274 Comment
  RSA3696  Eschscholzia californica var. peninsularis Carl B. Wolf 1932-5-10 3542 Los Angeles Along the ridge SE of the Golf links Avalon, santa Catalina Island 274 Comment
  UCR222840  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10757 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  SBBG96654  Eschscholzia ramosa R. F. Thorne 1966-4-15 36010 Los Angeles ca. 0.5 mi SSE of Eel Pt 3 Comment
  CHSC95339  Eucalyptus sideroxylon LeRoy Gross; Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  RSA420813  Eucrypta chrysanthemifolia F. R. Fosberg 1931-4-29 4723 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  CHSC95778  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. 695 Comment
  RSA708693  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  SBBG128302  Eucrypta chrysanthemifolia var. chrysanthemifolia M. L. Hoefs 1991-4-8 1053 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  SFV15333  Eucrypta chrysanthemifolia var. chrysanthemifolia J. C. Dittes 1990-3-10 39 Los Angeles San Gabriel Mountains Big Tujunga Canyon, 200 yards upstream of Big Tujunga flood control reservoir. 732 Comment
  RSA0091522  Eulobus californicus R. G. Swinney 2010-4-15 12260 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UCR276909  Eulobus californicus R. G. Swinney 2011-3-29 14253 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  LA46654  Eulobus californicus C. S. Venkatesh; 1957-7-1 4 Los Angeles Comment
  RSA752544  Euphorbia Justin M. Wood 2009-1-3 281 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  RSA436004  Euphorbia crenulata H. S. Budd s.n. Los Angeles Catalina Island. Comment
  RSA747753  Euphorbia dendroides Scott D. White, Justin M. Wood, C. Huntley, J. Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA499116  Euphorbia helioscopia L. C. Wheeler 1936-6-28 4194 Los Angeles 3 miles SE of El Monte Comment
  SBBG19143  Euphorbia misera M. A. Piehl 1963-12-7 631069 Los Angeles Pyramid Head 19 Comment
  RSA729587  Euphorbia palmeri R. G. Swinney 1999-6-30 7486 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  UCR109018  Euphorbia prostrata L. C. Wheeler 1949-10-12 6756 Los Angeles City of Los Angeles, University of Southern California campus, lawn west of Doherty Library on 36 Street. 74 Comment
  UCR209309  Euphorbia serpillifolia A. C. Sanders 2009-11-6 37229 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA589509  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  CDA4879  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  UCR90485  Euphorbia terracina D. L. Koutnik 1996-3-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road c. 0.25 mi. north of Pacific Coast Hwy (=Hwy 1), at crossing of Solstice Canyon. 10 Comment
  JEPS32343  Euthamia occidentalis Frank W. Peirson 4161 Los Angeles Santa Clara River near Saugus 350 Comment
  UCR220348  Festuca myuros R. G. Swinney 2009-4-13 10318 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  LA13157  Festuca myuros A. M. Johnson; 1932-3-18 3859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  CATA2058  Ficus carica Steven A. Junak, Keri Kirkland 1998-7-17 773 Los Angeles Santa Catalina Island: On W side of lower portion of Silver Canyon, about 0.65 air miles inland from beach 67 Comment
  UC1971347  Ficus carica Louis C. Wheeler 1973-7-15 Los Angeles SAN GABRIEL MOUNTAINS: Graveyard Canyon, second side canyon. Comment
  RSA602057  Filago californica Scott D. White 1997-5-7 5057 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
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
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Dec 9 2013
  UC1595412  Foeniculum vulgare Tim Ross and Annette H. Ross 1991-7-29 5726 Los Angeles Elepahnt Hill, n.-most point of Puente Hills, west Pomona San Dimas Quad., Puente Hills, w. Pomona, Elephant Hill 228 Comment
  RSA523170  Foeniculum vulgare T. S. Ross 1991-2-23 4113 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/4 air mile W of Turnbull Canyon Rd. x Skyline Dr. 252 Comment
  UCR274342  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  RSA611485  Forestiera pubescens Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA718265  Forestiera pubescens R. G. Swinney 1998-4-14 5999 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  CAS-BOT-BC53483  Frangula californica subsp. tomentella L. R. Abrams 1913-7-18 5021 Los Angeles Russels Lake 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
  SBBG17753  Frankenia salina P. H. Raven 1962-5-8 17631 Los Angeles near W shore of island opposite Wilson Cove 30 Comment
  RSA600920  Fritillaria biflora Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  CAS-BOT-BC130246  Fritillaria biflora Marjorie Cole 1920-2-25 s.n. Los Angeles Foothills back of Glendora Comment
  UCR162365  Gaillardia pulchella Anuja Parikh, Nathan Gale 2004-6-15 2041 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  SFV9164  Galinsoga parviflora J. Turner, F. M. Ball 1963-4-30 s. n. Los Angeles Westwood. University of California, Los Angeles campus. Plant physiology area. Comment
  POM367623  Galium H. L. Bauer 1932-4-16 15351 Los Angeles Topanga Canyon. Comment
  RSA712720  Galium angustifolium A. C. Sanders 2003-3-14 25777 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
  UCR155668  Galium angustifolium A. C. Sanders, Helen Kennedy 2005-4-13 29458 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR227649  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-12 31634 Los Angeles Channel Islands; Santa Catalina Island, upper end of Middle [Ranch] Canyon 305 Comment
  UCR50723  Galium angustifolium L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  POM367660  Galium angustifolium subsp. angustifolium M. B. Dunkle 1932-5-28 2974 Los Angeles White's Landing, Santa Catalina Island. Comment
  UC987822  Galium angustifolium subsp. angustifolium Reid Moran 1941-5-17 861 Los Angeles n San Fernando (n side of canyon); Pico Canyon 600 Comment
  CAS-BOT-BC223044  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 2133 Comment
  SD70486  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. L. Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area, south-facing dry wash, steep 2139 Comment
  POM367753  Galium aparine Martha Hilend 1928-4-18 192 Los Angeles Griffith Park. Comment
  RSA640825  Galium aparine Louis C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  UCR150887  Galium californicum subsp. flaccidum Valerie Soza, LeRoy Gross 1999-7-15 627 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt Wilson Trail above Little Santa Anita Canyon 1067 Comment
  CAS-BOT-BC217468  Galium catalinense Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  POM4421  Galium catalinense subsp. catalinense George B. Grant 1901-04 490 Los Angeles Catalina Island Comment
  RSA678130  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1299 -a Los Angeles Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). 854 Comment
  SBBG119350  Galium grande V. Soza with M. Acosta 2001-6-20 1299 b Los Angeles above Cold Springs Cyn, E of White Saddle, along Silver Fish Rd (FS Rd 1N29), ca. 1.54 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36) 854 Comment
  RSA567295  Galium hallii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3970 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA250363  Galium jepsonii Robert F. Thorne, C. W. Tilforth, J. Dourley, R. Scoggin 1972-8-11 42205 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2104 Comment
  SBBG31343  Galium nuttallii subsp. insulare R. F. Thorne 1966-4-5 35832 Los Angeles above stream in Cottonwood Cyn 106 Comment
  LA50677  Galium nuttallii subsp. nuttallii Harlan Lewis; 1940-2-4 1049 Los Angeles Santa Monica Mountains, Cahuenga Pass, Mulholland Dr. near Cahuenga Blvd 457 Comment
  LA50678  Galium nuttallii subsp. nuttallii Carl Epling; 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR209907  Galium parishii R. G. Swinney 2008-7-24 9273 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA654434  Galium porrigens var. porrigens Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 986 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak '2646'. 762 Comment
  SBBG11008  Gambelia speciosa R. Moran 1958-9-15 6825 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  SBBG13626  Gambelia speciosa P. H. Raven 1962-4-10 17180 Los Angeles Wilson Cove Comment
  RSA161125  Gamochaeta pensylvanica Peter H. Raven 1961-10-29 16869 Los Angeles Weed in the Botanic Garden, near the front gate, Calremont. 259 Comment
  RSA392404  Garrya veatchii Albert J. Perkins 1918-4-15 s.n. Los Angeles Fork of Trails to Opids and Mt. Wilson. Comment
  RSA585535  Garrya veatchii Tim S. Ross 1992-4-21 6217 a Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  RSA656922  Garrya veatchii Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1052 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  CATA1748  Gastridium phleoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR271124  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, 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
  RSA188262  Geranium carolinianum Robert F. Thorne 1966-4-30 36358 Los Angeles Santa Catalina Island, above Gallagher s Canyon. 396 Comment
  RSA390986  Geranium carolinianum F. R. Fosberg 1931-4-15 s 4627 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  CHSC95509  Gilia angelensis LeRoy Gross; Valerie Soza 2003-5-15 905 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone: 3789794N, 0376930E. 518 Comment
  UC1123798  Gilia angelensis A. D. Gifford 1935-3-17 488 Los Angeles 2-1/2 mi sw Red Mtn; Tejon Quad., Angeles National Forest Comment
  SBBG127018  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2011-6-8 3435 Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 1 km S of California Aqueduct 1110 Comment
  SD234981  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub. 2003-3-5 25710 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon (Val Verde 7.5' Q) 334 Comment
  UCR125398  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25710 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  UC1123848  Gilia capitata subsp. abrotanifolia Jerome S. Horton 1936-6-16 472 Los Angeles 2100 trail - He<?>er Gate, West Fork San Dimas Canyon West Fork San Dimas Canyon, Pomona Quad. Comment
  RSA578294  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-4 7662 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA469407  Gilia latiflora subsp. davyi Robert Gustafson 1978-6-1 959 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  UC1537500  Gilia latiflora subsp. davyi Gordon H. True Jr. 1935-3-5 49 Los Angeles 4 mi w Palmdale; w of Palmdale 731 Comment
  RSA469383  Gilia latiflora subsp. latiflora J. Q. Burch, Rose L. Burch 1940-4-9 4028 -32 Los Angeles Lancaster. Comment
  SEINET5512237  Gilia latifolia E A Carl 1964-1 Los Angeles Palmdale Blvd between 100th & 150th Streets W near Palmdale. Drainage area: Antelope Valley 792 Comment
  RSA660393  Gilia leptantha subsp. transversa Orlando Mistretta 1992-6-19 598 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UCR194029  Gilia modocensis R. G. Swinney 1999-5-22 7208 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
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May 3 2012
  UCR269997  Gilia modocensis R. G. Swinney 2010-5-19 12792 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  CAS-BOT-BC225498  Gilia nevinii Robert F. Thorne 1973-4-11 42813 Los Angeles Plateau W of upper end of Norton Canyon, San Clemente Island 396 Comment
  RSA177800  Gilia nevinii R. F. Thorne, P. C. Everett 1965-5-11 34575 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  CAS-BOT-BC402014  Gilia ochroleuca subsp. bizonata Alice Eastwood; John Thomas Howell 1937-4-26 3963 Los Angeles Near Palmdale Comment
  RSA0016246  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-5-2 926 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  RSA0017155  Gilia ochroleuca subsp. vivida Jane Tirrell 2011-7-25 LS- 35 Los Angeles Approximately 0.75 mile west of Mt. Hawkins on west-facing slope of ridge. 2545 Comment
  UCR114209  Gilia splendens A. C. Sanders, D. Malueg 1998-6-24 22081 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR189673  Gilia splendens R. G. Swinney 1998-7-8 6303 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  PASA727  Gilia tricolor Stason 1931-3-21 Los Angeles Near Willow Springs Comment
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Apr 30 2015
  CDA22264  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  POM358710  Gnaphalium californicum M. Bisbee 1917-5-26 s.n. Los Angeles Waste field, Eagle Rock Comment
  POM197904  Gnaphalium microcephalum Joseph A. Ewan 1932-2-3 7019 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  SEINET13387097 Image available Gnaphalium microcephalum R. G. Swinney 2011-1 15682 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  RSA729826  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gbriel Mtns.: 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  CAS-BOT-BC7025  Goodmania luteola Charles Christopher Parry 1881-1-1 s.n. Los Angeles Mojave. Lancaster Station. Comment
  SDSU5620  Grayia spinosa unknown 1948-5-3 Los Angeles 1 1/2 miles south of Lancaster. 610 Comment
  SEINET238661  Grindelia camporum A. C. Sanders, D. Malueg; K. D. Jones 1999-11-19 23268 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field Oat Mountain -- Mormon Limekiln & Aliso Canyon watersheds. 700 Comment
  RSA603880  Guillenia lasiophylla L. C. Wheeler 1933-7-4 1899 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  UCR123814  Guillenia lasiophylla Steven R. Hill, K. Kramer 2001-4-22 33381 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  CAS-BOT-BC304621  Gutierrezia californica Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  SBBG8305  Gutierrezia microcephala H. and M. Dearing 1937-10-15 2893 Los Angeles Mint Cyn near Palmdale Comment
  UCR124604  Gutierrezia microcephala B. C. Templeton 1932-8-26 5115 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  RSA305940  Gutierrezia sarothrae Fay A. MacFadden 1933-06 s.n. Los Angeles Tujunga Wash, Roscoe. Comment
  SBBG112959  Hainardia cylindrica S. A. Junak 1998-6-12 SCa 732 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  POM359474  Hazardia squarrosa George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  SJSU13644  Hazardia squarrosa var. squarrosa C. W. Sharsmith 1942-9-11 4503 Los Angeles E of Big Tujunga Canyon, San Gabriel Mts 670 Comment
  RSA705000  Helenium bigelovii Tasha LaDoux, Eve Laeger 2002-8-14 9 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lamel Spring, along trail to Mt. Baden-Powell. Comment
  CAS-BOT-BC223982  Helianthemum scoparium Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA638949  Helianthemum scoparium L. C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 563 Comment
  UCR55900  Helianthemum scoparium J. A. Adams 1965-4-29 151 Los Angeles San Gabriel Mtns., Thompson's Wash, at N end of Indian Hill Blvd., Claremont 427 Comment
  POM9552  Helianthemum scoparium var. vulgare P. A. Munz, R. D. Harwood, I. M. Munz 1920-5-15 3951 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  CAS-BOT-BC305426  Helianthus annuus Lewis S. Rose 1946-12-21 46295 Los Angeles Los Angeles, Franklin Canyon Comment
  JEPS19508  Helianthus annuus Peter H. Raven 1957-9-21 11327 Los Angeles small hill at nw end UCLA campus; Los Angeles Comment
  UCR50073  Helianthus annuus subsp. lenticularis Steve Morgan 1974-5-17 149 Los Angeles San Gabriel Mtns., 1 mile north of Mt. Gleason Ave. on Big Tujunga Canyon Road 518 Comment
  SD249144  Helianthus inexpectatus Mark Elvin 2014-9-12 Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of Airport Mesa 0.75 mile SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. 305 Comment
  RSA0091526  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SFV6937  Heliotropium curassavicum var. oculatum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 638 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  SD30989  Helminthotheca echioides Edith A. Purer 1931-3-12 968 Los Angeles Palos Verdes Hills Comment
  RSA139169  Hemizonia clementina Reid V. Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's cove. 50 Comment
  RSA248829  Hemizonia clementina R. F. Thorne 1973-4-12 42888 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA30667A  Hemizonia clementina Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  UCR124383  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-1 4600 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  SBBG33694  Hesperocyparis forbesii S. Boyd with L. Lenz 2001-5-2 10425 Los Angeles Warm Springs Mtn, along rd to summit, just W of cutoff to Necktie Basin, on slope between rd and steep escarpment into Warm Springs Cyn Comment
  UCR276931  Hesperoyucca whipplei R. G. Swinney 2010-5-21 12903 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG125445  Heterocodon rariflorum A. Parikh, N. Gale 2010-6-16 3313 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 Los Angeles along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
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Dec 17 2008
  RSA454317  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 s- 4957 Los Angeles Cherry Valley, Santa Catalina Island. 20 Comment
  SBBG17070  Heteromeles arbutifolia M. Vincent 1962-7-10 280 Los Angeles Cold Cyn just off Mulholland Highway Comment
  SEINET3156755  Heteromeles arbutifolia G. B. Grant 1901-1 567 Los Angeles From Santa Monica Range Comment
  UCR132299  Heteromeles arbutifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  RSA93356  Heterotheca fastigiata F. W. Peirson 1918-10-21 1226 Los Angeles West Fork of San Gabriel River. 1067 Comment
  CAS-BOT-BC318876  Heterotheca grandiflora Shirley W. Campbell 1970-9-24 101 Los Angeles Lower reach of the Arroyo Seco, southwestern Pasadena Comment
  RSA0074420  Heterotheca grandiflora Mark Elvin, Orlando Mistretta 1996-3-24 129 A Los Angeles Channel Islands; San Clemente Island. 427 Comment
  RSA0074433  Heterotheca grandiflora S. Koukol, E. Lutz 1998-4-26 22 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  UCR126333  Heterotheca sessiliflora A. C. Sanders 2003-8-5 27108 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  RSA662679  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway)., Follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA0066355  Heuchera abramsii F. R. Fosberg, Mildred E. Mathias 1931-6-23 S- 5307 Los Angeles Summit of Mt. San Antonio. 3030 Comment
  RSA0127002  Heuchera caespitosa Louis C. Wheeler 1967-8-1 10212 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  UCSB42375  Heuchera caespitosa Taylor, A. 1980-5-10 Los Angeles S. side of Glendora Ridge Rd., 16 miles east of Glendora Mountain Rd. San Gabriel Mtns 1158 Comment
  RSA0062986  Heuchera elegans Fordyce Grinnell Jr. 1918-7-8 s.n. Los Angeles Mt. Islip Ridge, San Gabriel Mountains. 2561 Comment
  RSA199047  Hirschfeldia incana W. M. Gauntt 1966-4-9 138 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  UCR242034  Hoita macrostachya Dan S. Cooper 2012-7-18 712- 43 Los Angeles Western Transverse Range; Santa Monica Mountains, Carbon Canyon, Malibu, north end of passable part of Carbon Canyon Road 99 Comment
  UC520298  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mountains, Santa Anita Canyon, Sturdevant Trail Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 1066 Comment
  UCR265589  Hordeum depressum Jordan Zylstra, Sandra L. Leatherman 2014-4-23 14016 Los Angeles Western Transverse Range, Northlake development site, between Intertstae 5 and Castaic Lake 402 Comment
  RSA230387  Hordeum jubatum R. F. Thorne 1969-7-10 38383 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  UCR214622  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-3-12 37363 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0081304  Hordeum murinum R. G. Swinney 2010-3-24 12054 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  CAS-BOT-BC289334  Hordeum murinum subsp. glaucum Joseph Andorfer Ewan 1933-5-13 10936 Los Angeles Shatto Street near Union Ave. Comment
  CATA720  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-5-18 1227 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA127854  Hordeum murinum subsp. glaucum P. H. Raven 1959-4-4 13973 Los Angeles Point Dume, near houses behind point. 21 Comment
  RSA3485  Hordeum murinum subsp. glaucum C. B. Wolf 1932-5-9 3428 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA592139  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-4-30 9209 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  UCSB6883  Hordeum murinum subsp. leporinum B., K. 1943-3-25 Los Angeles Dalton CCC camp, San Dimas Experimental Forest, San Gabriel Mountains Comment
  CAS-BOT-BC532300  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  RSA0112025  Hulsea heterochroma Richard G. Swinney 2011-5-16 14742 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 in Big Tujunga Cyn., c. 450 ENE of lodge in center of camp. 1375 Comment
  SEINET480200  Hulsea vestita subsp. vestita D. Wilken 1969-1 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  UCR141803  Hulsea vestita subsp. vestita June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, 1 mile east of Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2195 Comment
  UC1360401  Hydrocotyle verticillata June McCaskill and Bettylee Leard 1968-6-2 733 Los Angeles behind residence at 532 N. Catalpa Rd. Arcadia Comment
  RSA398412  Ipomoea cairica E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UCR231072  Isocoma menziesii Dan S. Cooper 2011-9-13 s.n. Los Angeles South Coast, southeastern Hollywood, Fountain Ave. at Western Ave. 105 Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  RSA279011  Iva axillaris R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42188 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  CAS-BOT-BC340166  Jaumea carnosa John Thomas Howell 1927-6-30 2626 Los Angeles 1 mile east of Long Beach 15 Comment
  LA31662  Jaumea carnosa Peter H. Raven; Henry J. Thompson 1959-9-6 14363 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 1 Comment
  CAS-BOT-BC101906  Juglans californica Le Roy Abrams 1901-4-2 1243 Los Angeles Cahuenga Pass Comment
  RSA0011192  Juglans californica F. R. Fosberg 1931-5-12 S 4848 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 200 Comment
  RSA0011196  Juglans californica Lyman Benson 1949-4-29 13597 Los Angeles Hills 4 miles SW of Pomona; Mt. Range: Puente Hills; Drainage Area; Pacific Slope. 305 Comment
  RSA0011159  Juglans californica var. californica A. C. Sanders, T. B. Salvato 2009-5-20 36843 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  RSA616137  Juglans californica var. californica Louis C. Wheeler 1967-5-18 9631 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA711112  Juglans californica var. californica Tim Thibault, K. E. Olshewsky 2004-5-22 268 Los Angeles fire road off Hwy. 2 910 Comment
  CAS-BOT-BC102332  Juglans regia Steve Boyd; Orlando Mistretta 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the 914 Comment
  CAS-BOT-BC110043  Juncus acutus Carl B. Wolf 1932-9-16 4101 Los Angeles Bryant Ranch. 100 - 150 feet west of State Highway, at extreme southeast corner of Pacific Western Oil Company Lease. 3 Comment
  RSA5573  Juncus acutus subsp. leopoldii Carl B. Wolf 1932-5-12 3586 Los Angeles Santa Catalina Island: 3/4 mile from Little Harbor- parallel to Isthmus road Comment
  RSA771571  Juncus balticus R. G. Swinney 2009-5-6 10658 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR191200  Juncus balticus R. G. Swinney 1999-6-30 7476 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCR194168  Juncus balticus R. G. Swinney 1998-7-29 6525 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCR270066  Juncus balticus R. G. Swinney 2010-5-12 12721 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UC1594378  Juncus bufonius Tim Ross 1992-4-16 6202 Los Angeles 289 degrees wnw, 680m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  RSA729845  Juncus macrophyllus R. G. Swinney 1999-6-18 7336 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA191647  Juncus mexicanus Robert F. Thorne, M. Z. Thorne 1966-8-29 36608 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UC557650  Juncus patens Nell Murbarger Mar 1936 232 Los Angeles w side San Clemente Island Comment
  RSA747163  Juncus rugulosus R. G. Swinney 2008-5-30 8911 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA754145  Juncus rugulosus Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1837 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  RSA587169  Juncus rugulosus Orlando Mistretta 1995-10-2 1934 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA596104  Juncus textilis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1995-7-27 2506 Los Angeles Santa Catalina Island: below Bulrush Reservoir. 282 Comment
  JEPS45906  Juncus xiphioides Joseph Andorfer Ewan 1934-8-11 8348 Los Angeles below Newcomb's Ranch; San Gabriel Mts., Chilao Region Comment
  UCR208210  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC1134261  Juniperus californica A. Lewis 1934-2-1 272 Los Angeles head Escondido Canyon; San Fernando Quadrangle Comment
  UC183954  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  UCR222984  Juniperus californica R. G. Swinney 2009-5-5 10644 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SBBG95180  Keckiella cordifolia M. B. Dunkle 1928-5-28 1968 Los Angeles Avalon Cyn Comment
  UC1215231  Keckiella cordifolia Peter H. Raven 1962-7-11 18003 Los Angeles San Clemente Island; Twin Canyon 320 Comment
  RSA659831  Keckiella ternata Orlando Mistretta 1992-8-20 770 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA733562  Keckiella ternata subsp. ternata R. G. Swinney 1998-8-13 6746 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  SEINET13387005 Image available Keckiella ternata subsp. ternata R. G. Swinney 2011-1 15683 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  UC1586205  Keckiella ternata var. ternata Tim Ross 1991-8-16 5807 Los Angeles Colby Canyon; San Gabriel Mountains, Condor Peak U.S.G.S. 7.5' quad 1063 Comment
  LA82504  Koeleria macrantha O. H. Kappler; 1943-5-23 471 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA204717  Krascheninnikovia lanata A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  RSA587759  Krascheninnikovia lanata T. S. Ross 1991-4-27 4727 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  CAS-BOT-BC340489  Lactuca sativa Geo. B. Grant 1908-8-31 s.n. Los Angeles Pasadena Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  SEINET10924240  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3894 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCD63395  Lamarckia aurea Leo Hitchcock 1943-4-8 2793 Los Angeles Pasadena. Comment
  UCD63399  Lamarckia aurea Jack Delaini 1974-4-5 108 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 502 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
  SD126465  Lampranthus tenuifolius A. C. Sanders 1987-7-22 7169 Los Angeles El Segundo Dunes, west of L.A. International Airport & Pershing Dr, east of Vista Del Mar Blvd. 29 Comment
  SBBG67804  Larrea tridentata R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UCR190003  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles San Gabriel Mtns./Mojave Desert, 3 miles west of Pinon Hills, 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
  UCR248986  Lastarriaea coriacea Elizabeth A. Kempton 2006-4-26 303 Los Angeles grounds of Rancho Santa Ana Botanic Garden 404 Comment
  CAS-BOT-BC338122  Lasthenia californica Lewis S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  SD236204  Lasthenia californica A. C. Sanders 2005-5-5 29939 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark Plum 671 Comment
  POM6187  Lasthenia coronaria Harry Pruett s.n Los Angeles [Unspecified] Comment
  UCR165069  Lasthenia gracilis A. C. Sanders, Helen Kennedy 2005-4-13 29471 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR271226  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 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
  RSA251500  Lasthenia gracilis R. F. Thorne 1973-4-11 42780 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  RSA92913  Lasthenia gracilis F. W. Peirson 1903-4-4 1375 Los Angeles Ballona, near coast of Los Angeles County Comment
  RSA711508  Lathyrus tingitanus Alison Lipman 1998-6-1 s.n. Los Angeles South Coastal Plains Region: Forestal property, Rancho Palos Verdes. 305 Comment
  SFV1819  Lathyrus vestitus M. L. Vincent 1963-5-7 341 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.25 miles off the main road at the top of the pass on a small path. 489 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  RSA405677  Lathyrus vestitus subsp. laetiflorus M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  RSA717028  Lathyrus vestitus var. vestitus Gary Kovnat, LeRoy Gross 2003-2-16 22 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SD53051  Lathyrus vestitus var. vestitus Peter H. Raven 1962-4-10 17247 Los Angeles San Clemente Island, In semi-shade on steep walls of gully to west side of island ca. 1.5 miles north of Thirst 456 Comment
  RSA434050  Lavatera assurgentiflora subsp. assurgentiflora F. H. Elmore 1939-2-20 435 Los Angeles Santa Catalina Island. Comment
  SBBG83252  Lavatera assurgentiflora subsp. glabra M. Daily 1986-4-7 SCa-t- 7 Los Angeles Bird Rock Comment
  CAS-BOT-BC321524  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  POM361631  Layia glandulosa M. Maslow 1968-3-20 26 Los Angeles Mojave Desert, 3.7 miles N of Palmdale and 0.3 miles W of Hwy 14. Comment
  RSA756882  Layia glandulosa Orlando Mistretta, Christine Mistretta 2008-4-4 2342 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  CAS-BOT-BC380215  Layia platyglossa M. E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
  SBBG31091  Layia platyglossa R. F. Thorne 1966-4-6 35928 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  CHSC112547  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains; Clear Creek area. In and around 'The Pines: picnic area,immediately S of Angeles Forest Hwy, ca 0.5 mi W of jtn with Angeles Crest Hwy. 1013 Comment
  RSA253134  Lepechinia fragrans Gary D. Wallace 1975-3-23 1405 Los Angeles Along road NW of Black Jack Camp, Santa Catalina Island. 503 Comment
  LA204426  Lepidium flavum Harlan Lewis; 1940-4-5 1352 Los Angeles near Palmdale 807 Comment
  SFV9384  Lepidium fremontii M. L. Vincent, L. Swade 1964-4-2 484 Los Angeles Mojave Desert 1/8 mile off Highway 138, 1 mile east of Longview Road. 950 Comment
  UCR191298  Lepidium fremontii R. G. Swinney 1998-7-6 6273 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  CATA3308  Lepidium nitidum Amy Catalano, Jen Dreizehn 2017-3-23 025 Los Angeles Santa Catalina Island: Toyon Junction, near red bench under pine trees at northeast edge of reservoir 364 Comment
  POM11235  Lepidium nitidum George B. Grant 1901-2-10 s.n. Los Angeles Pasadena. Comment
  UC1126697  Lepidium nitidum G. T. Nordstrom 1935-4-6 417 Los Angeles 1.1 mi sse Gorman; Tejon Quad. 1066 Comment
  RSA609382  Lepidium virginicum var. virginicum L. C. Wheeler 1941-2-14 s.n. Los Angeles Edge of San Gabriel Mts. foothills ca. 0.5 miles NE of Webb School. 412 Comment
  CAS-BOT-BC329381  Lepidospartum latisquamum Frank W. Peirson 1928-9-5 8194 Los Angeles Swartout Valley [this sp. also found in Sheep Creek] 2011 Comment
  POM361773  Lepidospartum squamatum Roy R. Snelling 1977-10-10 771010 .2 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  UC205600  Lepidospartum squamatum I. M. Johnston 1917-8-23 1717 Los Angeles Prairie Fk San Gabriel River; San Antonio Mountains, Prairie Fk of San Gabriel River 1524 Comment
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Mar 16 2010
  UCR260014  Lepidospartum squamatum R. G. Swinney 2010-4-1 12154 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UC84331  Leptodactylon californicum Miss Merritt Los Angeles Los Angeles Comment
  UCR97798  Leptodactylon californicum Scott D. White 1997-3-12 4764 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  UCR209220  Leptodactylon pungens R. G. Swinney 2008-6-18 9065 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  CHSC3671  Leptosiphon ciliatus Mary MacArthur 1966-6-4 41 Los Angeles Chilao. 1524 Comment
  LA47633  Leptosiphon parviflorus Henry J. Thompson; 1959-5-24 2029 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  UCSB43816  Leptosyne gigantea Morales, M. 1982-4-18 Los Angeles On Crescent Road 0.6 miles east of Avalon on Abalone Point 9 Comment
  IRVC28594  Lessingia glandulifera A. C. Sanders, Mark Elvin 2002-6-19 25192 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  UCR206468  Leucaena leucocephala A. C. Sanders, T. B. Salvato 2009-5-20 36845 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA40487  Leymus cinereus W. R. Dudley, F. H. Lauch 1896-6-4 4304 Los Angeles Lancaster. Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  CAS-BOT-BC283746  Leymus condensatus Alice Eastwood 1917-7-20 6477 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC274478  Leymus triticoides Le Roy Abrams 1901-6-6 1720 Los Angeles Ballona River Comment
  RSA0115100  Leymus triticoides Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  RSA702819  Lilium humboldtii subsp. ocellatum Scott D. White 2004-8-20 10725 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCR97800  Limonium sinuatum Scott D. White 1997-3-12 4759 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  JEPS9855  Limosella acaulis Frank W. Peirson 1922-7-5 3155 Los Angeles Small Lake 2 mi w Big Pines (<lake is one of the sources of Mescal Cr. and lies in the westward extension of the Lone Pine-Swartout Valley depression. F. W. Peirson>); San Gabriel Mountains 1859 Comment
  RSA468559  Linanthus androsaceus subsp. luteolus Richard C. Barkelew 1929-4-7 1584 Los Angeles Mulholland Highway Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA756782  Linanthus breviculus Orlando Mistretta, Christine Mistretta 2008-4-29 2539 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  CAS-BOT-BC226747  Linanthus californicus Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  RSA654208  Linanthus californicus Fred Brooks, P. Sobkowiak 1988-4-23 16 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA468424  Linanthus californicus subsp. glandulosus B. C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  CATA429  Linanthus dianthiflorus Sara L. Crockett, Sheila Schueller 1997-3-8 567 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of road, ca. 200 m toward San Pedro Channel 268 Comment
  JEPS58531  Linanthus parryae W. L. Jepson 1939-4-21 19243 Los Angeles Antelope Valley, Neenach School, (Near Yucca grove) Mohave Desert, west 914 Comment
  HSC17109  Linanthus parryae C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  UCR272564  Linanthus pungens R. G. Swinney 2011-8-5 15598 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
  UCR213418  Linaria canadensis var. texana A. C. Sanders, Dan S. Cooper 2010-3-12 37325 Los Angeles South Coast, Madrona Marsh, Torrance 24 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
  RSA656217  Lithophragma Joseph M. Keefe 1978-4-28 22750 Los Angeles Verdugo Mountains: Northeast corner Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Hills 256 Comment
  UC73123  Lithophragma affine Pupils of Los Angeles High School 1903-5 Los Angeles near South Pasadena; near South Pasadena Comment
  UC858161  Lithophragma affine Ira W. Clokey, B. Templeton Apr. 1929 4430 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  RSA682118  Lithophragma affine Valerie L. Soza, Bill Hogshead 2003-5-6 1650 Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  RSA479515  Lithophragma bolanderi Steve Boyd, T. S. Elias 1987-4-14 2054 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  SBBG129318  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3582 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  CAS-BOT-BC432211  Lithophragma bolanderi Timothy S. Ross 1993-6-1 7353 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. Mt. Wilson 7.5 USGS gradrangle. 804 Comment
  RSA534048  Lithophragma maximum T. S. Ross, Mistretta, Hammitt 1991-5-19 5289 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 274 Comment
  CATA3453  Lobelia dunnii var. serrata Benjamin J. Dion, Olivia Reda, Stuart Olshevski, Jamie Choi 2017-7-3 035 Los Angeles Santa Catalina Island: Interior to Pacific side; on slope of mossy rockface/waterfall in a northwest drainage of Silver Canyon 232 Comment
  RSA439331  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1910-7-22 3662 Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  SD211576  Lobelia dunnii var. serrata Scott D. White, Chris Huntley 2008-9-30 12 544 Los Angeles San Gabriel Mountains: San Gabriel River - West fork between Bear Creek and Cogswell Dam. (Azusa) 609 Comment
  SBBG17163  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Mulholland Hwy, 2 mi W of Seminole Hot Springs Comment
  RSA624549  Lobularia maritima L. C. Wheeler 1945-4-15 6010 Los Angeles Millard Canyon 411 Comment
  SEINET12006394  Lobularia maritima J. F. Bright, Wyman, C. 1931-1 5324 Los Angeles Los Angeles Comment
  RSA441648  Loeflingia squarrosa Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  RSA727362  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  CAS-BOT-BC342186  Logfia filaginoides Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  RSA0065854  Logfia filaginoides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6785 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0071930  Logfia gallica Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA623824  Lolium temulentum K. Scott 1921-3-3 184 Los Angeles Campus, (Occidental College), Eagle Rock. Comment
  UCD66484  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street and Western Ave. Comment
  RSA452135  Lomatium lucidum Anstruther Davidson 9321 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  UC1168760  Lomatium lucidum Gale Sphon 1959-5-8 331 Los Angeles Mint Canyon, about 3.5 mi W of Soledad Canyon Turnoff Comment
  UC1971137  Lomatium nevadense var. parishii Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  UC303436  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  SBBG112917  Lonicera subspicata S. A. Junak 1998-10-21 SCa 812 Los Angeles W side of cyn between White's Landing and Moonstone Beach 30 Comment
  SD255698  Lonicera subspicata var. denudata R. G. Swinney 2011-6-22 15258 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west oof Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  CAS-BOT-BC198540  Lotus Elizabeth McClintock 1965-7-2 s.n. Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA515117  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -6 Los Angeles San Clemente Island: Waynuk Canyon, W slope of island 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
  SFV11235  Lotus corniculatus D. K. Shayne 1966-3-9 102 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA717951  Lotus crassifolius var. crassifolius R. G. Swinney, Dave Larson 1996-8-7 5243 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
  UC534830  Lotus crassifolius var. crassifolius Victor Duran 1933-7-8 3504 Los Angeles Horse Flats San Gabriel Mts. 1676 Comment
  RSA3596  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-13 3613 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  RSA582452  Lotus hamatus L. C. Wheeler 1934-3-24 2476 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  UCR126608  Lotus hamatus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26058 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  RSA151125  Lotus hamatus P. H. Raven 1962-5-8 17591 Los Angeles Slopes above Seal Cove, San Clemente Island 24 Comment
  RSA660091  Lotus heermannii var. heermannii Orlando Mistretta 1992-6-12 564 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  RSA755631  Lotus nevadensis R. G. Swinney 2008-7-15 9208 Los Angeles Winston Peak. 2275 Comment
  RSA586695  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Mark Elvin 1995-6-20 1797 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  UCR229129  Lotus purshianus Dan S. Cooper 2011-5-10 511- 74 A Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  UCR266275  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  POM244877  Lotus salsuginosus F. R. Fosberg 1931-3-27 S- 4415 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  SEINET3131521  Lotus salsuginosus var. salsuginosus G. B. Grant 1905-4-20 712 -6489 Los Angeles Garvanza 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
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  POM212061  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  UC1584241  Lotus scoparius var. scoparius Tim Ross and Steve Boyd 1990-6-6 2886 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  JEPS55863  Lotus strigosus A. M. Ottley 1920-5-9 649 Los Angeles Summit Mt. Wilson San Gabriel Mts. Comment
  RSA670934  Lotus strigosus Joseph M. Keefe 2001-3-19 31175 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  RSA724513  Lotus strigosus K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UC15752  Lotus strigosus Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR280862  Lotus strigosus R. G. Swinney 2014-5-19 16569 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 Motorway 515 Comment
  RSA597445  Lotus strigosus T. S. Ross 1991-5-19 5345 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA709946  Lotus strigosus var. strigosus LeRoy Gross 2005-4-28 2145 -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
  RSA568531  Lotus unifoliolatus E. S. Spalding 1923-5-19 s.n. Los Angeles Roadside, Pasadena Comment
  RSA406358  Lotus wrangelianus Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  SD187447  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. 39 Comment
  RSA355466  Ludwigia peploides subsp. peploides Louis C. Wheeler 1932-10-14 1432 Los Angeles Rio Hondo. 58 Comment
  UCR216567  Lupinus Dan S. Cooper 2010-6-16 610- 73 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., intersection of Mt. Lee Dr. and Mulholland Hwy., Griffith Park 378 Comment
  UCD14979  Lupinus J. M. Tucker 1962-4-18 3623 Los Angeles extreme northwest corner of county, Tehachapi Mountains, road to Mexican Mine area, just off Oso Canyon. 1005 Comment
  UC729526  Lupinus albifrons Carl B. Wolf 1932-5-13 3627 Los Angeles on the Avalon-Isthmus Road 100 yds above The Wishbone, Santa Catalina Island (Santa Catalina Island); Santa Catalina Island 152 Comment
  SEINET10484545  Lupinus albifrons var. eminens David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa 6452 x 6456 Comment
  UCSB10695  Lupinus benthamii Lloyd, Robert 1959-3-24 Los Angeles North side of Stae Highway 138; one-third mile east of Jct. with Fed. Highway 99; Tehachapi Mt. Range; Pacific Ocean Drainage Area 1097 Comment
  RSA350044  Lupinus bicolor Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  SBBG71250  Lupinus bicolor R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UC56418  Lupinus bicolor Ernest Braunton Feb. 1903 819 Los Angeles Elysian Hills Comment
  RSA646993  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 N 487 Comment
  RSA101204  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-4-12 2112 Los Angeles 1.5 blocks east of Figuroa Blvd on Ave 52 in a vacant lot among wild oats. Highland Park, Los Angeles. 244 Comment
  SEINET4035701  Lupinus bicolor var. microphyllus R. Moran 1941-1 592 Los Angeles In field, north of Middle Ranch, San Clemente Island. 500 Comment
  RSA407124  Lupinus chamissonis L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  RSA406960  Lupinus concinnus var. concinnus Anstruther Davidson 1907-01 1784 Los Angeles Garvanza Comment
  SBBG28949  Lupinus elatus F. W. Peirson 1918-6-10 88 Los Angeles summit of San Gabriel Pk 1859 Comment
  SEINET4035773  Lupinus excubitus R. Moran 1941-1 704 Los Angeles Mouth of Hermit Gulch, Santa Catalina Island. 50 Comment
  SEINET5641794  Lupinus excubitus R. G. Swinney 2009-3-31 10222 Los Angeles Transverse Ranges; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7-1.3 mi. north and NE of Foothill Blvd., Azusa/Duarte.; 0 189 Comment
  UCR259349  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SEINET3145132  Lupinus excubitus var. austromontanus E. K. Balls, LW Lenz 1950-3-28 14461 Los Angeles 1 mi E of Hwy 99 on Hwy 138, just S of Gorman 1158 Comment
  RSA228880  Lupinus excubitus var. excubitus R. F. Thorne 1971-6-26 40619 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment
  SEINET10485284  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  CAS-BOT-BC216540  Lupinus excubitus var. johnstonii Wesley O. Griesel 1962-5-12 s.n. Los Angeles On the trail between Charleton Flats and Chilao Camp, San Gabriel Mountains 1524 Comment
  UC16069  Lupinus formosus A. J. McClatchie 1893-3-26 16 Los Angeles near Pasadena; near Pasadena Comment
  RSA167055  Lupinus formosus W. G. Webb 1935-1-27 s.n. Los Angeles Near Glendale Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  SEINET12154548  Lupinus formosus J. F. Bright, Wyman, C. 1933-1 8335 Los Angeles Sna Fernando Valley Comment
  RSA519413  Lupinus formosus var. formosus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  UCR280502  Lupinus hirsutissimus R. G. Swinney 2014-5-13 16491 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA0036984  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR209539  Lupinus latifolius R. G. Swinney 2008-7-2 9123 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  LA200468  Lupinus longifolius Zaitlin; 1951-3-3 sn Los Angeles Santa Monica Mountains, Big Rock Canyon Rd 152 Comment
  RSA126684  Lupinus longifolius H. J. Thompson 1959-6-24 1999 Los Angeles 1.3 miles north of Coast Hwy, Tuna Canyon. 213 Comment
  SFV16158  Lupinus longifolius P. A. Krueger 1994-5-11 15 Los Angeles San Gabriel Mountains 0.7 miles on 2N24 from Highway 39. 650 Comment
  SEINET4035844  Lupinus nanus R. Moran 1941-1 587 Los Angeles Middle Ranch Creek, San Clemente Island. 30 Comment
  SFV6458  Lupinus odoratus T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 211 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCR141069  Lupinus odoratus June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  SBBG3696  Lupinus sparsiflorus H. and M. Dearing 1938-5-22 1946 Los Angeles Decker Ranch Rd Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  UCR96328  Lupinus sparsiflorus B. G. Pitzer 1996-4-20 2683 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  JEPS65442  Lupinus sparsiflorus Frank W. Peirson 1918-6-12 87 Los Angeles foothills e Rubio Canyon; foothills e of Rubio Canyon 609 Comment
  POM2611  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1918-5-16 2251 Los Angeles Claremont. Comment
  SFV16522  Lupinus succulentus K. Tajbakhsh 1996-4-13 16 Los Angeles California Channel Islands Santa Catalina Island. Fisherman's Bay. 500 m outside of USC Marine Research Station. On north facing slope high from roadside. Comment
  RSA0055786  Lupinus truncatus R. G. Swinney 2010-4-28 12434 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
  SEINET13383981 Image available Lupinus truncatus R. G. Swinney 2010-1 12328 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UC625020  Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles near top of s wall Hamilton Canyon Santa Catalina Island; , Hamilton Canyon 100 Comment
  UCR205195  Lupinus truncatus R. G. Swinney 2008-4-30 8707 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA414393  Lupinus truncatus H. de Forest 1932-3-5 14974 Los Angeles Santa Monica Moutains, Trabuco Canyon. Comment
  RSA657167  Lupinus truncatus Joseph M. Keefe 1978-5-11 22914 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA587216  Lycium andersonii Orlando Mistretta 1995-5-2 1668 Los Angeles Carr Canyon. 1098 Comment
  CAS-BOT-BC231488  Lycium brevipes var. hassei Dr. H. E. Hasse 1888-7-15 s.n. Los Angeles Santa Catalina Island Comment
  UC1211156  Lycium californicum Huron H. Smith 1912-4-24 4825 Los Angeles Pt. Firmin San Pedro 60 Comment
  RSA570215  Lycium cooperi Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5011 Los Angeles Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 835 Comment
  RSA355900  Lycopersicon esculentum Robert F. Thorne 1975-9-4 47381 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CAS-BOT-BC140179  Lyonothamnus floribundus subsp. aspleniifolius Edgar A. Mearns 1894-6-23 4049 Los Angeles San Clemente Island Comment
  RSA589869  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8213 Los Angeles Santa Catalina Island, SW side of the island, lower Bullrush Canyon, 1040m SE of Mills Landing (as labeled on USGS topo) and 765m NNE of Carlos triangulation point (972ft). 81 Comment
  SBBG12778  Lyonothamnus floribundus var. floribundus E. R. Blakley 1962-10-4 5401 Los Angeles head of cyn in Ironwood Gully S of Catalina Harbor at the isthmus 198 Comment
  RSA600269  Lythrum californicum Louis C. Wheeler 1932-7-9 953 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 442 Comment
  SBBG108578  Madia elegans T. S. Ross 1992-7-12 5992 s Los Angeles home of T. S. Ross, Ontario Comment
  RSA590709  Madia elegans subsp. wheeleri Timothy S. Ross, S. D. Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  POM49797  Madia exigua L. W. Nuttall 1920-6-6 s.n. Los Angeles Cattail Canyon, Santa Catalina Island. Comment
  RSA530069  Madia gracilis Timothy S. Ross 1991-8-16 5868 Los Angeles San Gabriel Mountains, Horse Flats 1744 Comment
  UC1595280  Madia gracilis Tim Ross 1992-5-17 6384 Los Angeles 18 degrees nne and 425 m distant from East Fork Station; San Gabriel Mts., E Fork San Gabriel River, Heaton Flat area 624 Comment
  UCSB33708  Maianthemum stellatum Miller, Brian 1960-7-6 Los Angeles Dawson's Saddle area, San Gabriel, Mountains 2316 Comment
  UC1738524  Malacothamnus clementinus Steven A. Junak 1997-4-23 SCI 865 Los Angeles ca. 2.3 mi SW of Thirst (terrace on E side of Norton Canyon, near base of escarpment between two terraces); San Clemente Island 268 Comment
  CAS-BOT-BC230896  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley 274 Comment
  CAS-BOT-BC231885  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  SBBG72801  Malacothamnus davidsonii J. Ewan 1931-7-4 Los Angeles 1 mi below dam, Pacoima Cyn Comment
  RSA754224  Malacothamnus fasciculatus Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1767 Los Angeles Tanbark Flats, San Gabriel Watershed, Forest Service area 838 Comment
  RSA667897  Malacothamnus fremontii Michael Denslow, V. Soza 2002-7-10 694 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  UCR25181  Malacothamnus fremontii John C. Roos 1951-7-30 5072 Los Angeles San Gabriel Mtns., Big Rock Creek, north of Mt. Baden Powell 1982 Comment
  RSA617468  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6758 -A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA717216  Malacothrix californica Scott D. White, Pam DeVries 2006-5-9 11397 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC75901  Malacothrix californica Geo. B. Grant 1901-1 745 Los Angeles Arcadia Comment
  UCR107824  Malacothrix clevelandii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon, north side of ridge north of Cascade Canyon 1189 Comment
  HSC6002  Malacothrix coulteri C. S. Apperson 1966-4-16 Los Angeles 10 mi. W of Sierra Hwy. on Ave. D Comment
  RSA661073  Malacothrix foliosa Orlando Mistretta 1992-4-5 181 Los Angeles Guds, San Clemente Island. Comment
  UCR258583  Malacothrix glabrata R. G. Swinney 2010-4-23 12360 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCSB11502  Malacothrix glabrata Otto, Karen 1962-5-4 Los Angeles 5.8 miles east of junction with Highway 6 on Highway 138 883 Comment
  UCR220358  Malacothrix saxatilis R. G. Swinney 2009-4-15 10338 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC347947  Malacothrix saxatilis var. tenuifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  LA200246  Malacothrix saxatilis var. tenuifolia Jonathan Sauer; H. N. Sauer, et. al. 1970-6-6 4806 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA609107  Malus sylvestris Louis C. Wheeler 1968-8-8 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway on north side of Mt. Sally. 1524 Comment
  CAS-BOT-BC206644  Malva assurgentiflora Geo. B. Grant No date on label. 4841 Los Angeles Avalon Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  RSA434873  Malva nicaeensis P. A. Munz 1923-4-7 s.n. Los Angeles Claremont. Comment
  RSA652803  Malva parviflora S. Koukol, E. Lutz 1998-4-26 20 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  SBBG98689  Malva parviflora T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5055 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  SFV7496  Malva sylvestris L. Caplin 1975-5-2 88 Los Angeles Point Dume. Disturbed vacant lot. 61 Comment
  POM307069  Malvella leprosa Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1937 Los Angeles Near Walnut, roadside. Comment
  UCR142073  Marah A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26114 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR192161  Marah horrida A. C. Sanders 2008-4-18 34979 Los Angeles Transverse Range, upper Cow Spring Canyon, along wash 1072 Comment
  UCR182563  Marah macrocarpa Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  RSA440990  Marah macrocarpa Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 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
  RSA713811  Marah macrocarpa var. macrocarpa Valerie L. Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA409824  Marrubium vulgare Chung-Hsin Chung 1931-5-8 s.n. Los Angeles Griffith Park. Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  SFV4056  Matricaria discoidea P. M. Kennamer 1959-5-25 118 Los Angeles San Fernando Valley Pacoima. 11541 Bradley Avenue. On south side of street in area between sidewalk and street. 305 Comment
  UCR182668  Matricaria matricarioides R. G. Swinney 1998-4-13 5949 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA533429  Matricaria matricarioides Timothy S. Ross 1991-4-21 4520 Los Angeles Whittier Hills (puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  POM11234  Meconella denticulata George B. Grant 1901-05 s.n. Los Angeles Eagle Rock Canon Comment
  UC635440  Meconella denticulata Herbert L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mtns 914 Comment
  UCR199953  Meconella denticulata Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1155 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 396 Comment
  SEINET8793402  Meconella denticulata G. B. Grant 1904-1 1009 Los Angeles Pasadena. Comment
  UCSB3432  Medicago lupulina 1940-5-20 Los Angeles Dalton Canyon, above Reservoir, San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA708548  Medicago polymorpha Valerie L. Soza, LeRoy Gross 2001-5-9 1190 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  UCR155933  Medicago polymorpha A. C. Sanders 2005-5-5 29894 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  SBBG20535  Medicago sativa E. R. Blakley 1963-12-7 6369 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA651808  Melica imperfecta Marion P. Harthill 1972-4-1 627 Los Angeles Mt. Wilson. 762 Comment
  SBBG95213  Melica imperfecta M. B. Dunkle 1928-3-31 1791 Los Angeles Cottonwood Cyn Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UCR264058  Melica imperfecta Mitch Provance, Callen Huff 2009-4-28 10767 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA226?71  Melica imperfecta R. F. Thorne 1971-6-17 39925 Los Angeles 1.3 miles below Bear Divide Station junction, along Little Tujunga Canyon Rd. 671 Comment
  POM348158  Melilotus albus Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA177712  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-5-11 34566 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA725751  Melilotus indicus A. C. Sanders, Mark A. Elvin 2003-5-1 26277 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  RSA69719  Mentzelia dispersa F. W. Peirson 1921-6-16 2799 Los Angeles north slope of Mt. Waterman, San Gabriel Mts. 2210 Comment
  RSA587991  Mentzelia gracilenta Orlando Mistretta, T. S. Ross 1994-6-1 1304 Los Angeles San Gabriel Mountains, Santiago Canyon. 1601 Comment
  OBI25817  Mentzelia micrantha Williams 1961-4-20 s.n. Los Angeles Angeles Crest hwy Comment
  RSA446765  Mentzelia micrantha Anstruther Davidson 2804 Los Angeles Sierra Madre. Comment
  RSA562932  Mentzelia micrantha D. Charlton 1991-7-5 5501 Los Angeles Lake Hughes Rd. on roadside burn area south of Castaic Lake, 1 mile NW of Visitor Center 396 Comment
  SD50741  Mentzelia ravenii D. F. Howe 1959-5-3 Los Angeles 15 miles west of Lancaster, Los Angeles Co. Comment
  OBI70984  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-4-16 9507 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  UCR184121  Mentzelia veatchiana A. C. Sanders, T. B. Salvato 2007-4-24 33494 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR222790  Mentzelia veatchiana R. G. Swinney 2009-5-12 10747 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  CAS-BOT-BC435241  Mesembryanthemum crystallinum John Thomas Howell 1927-6-30 2632 Los Angeles At eastern city limits of Long Beach 30 Comment
  SD40047  Mesembryanthemum crystallinum Edith A. Purer 1931-3-21 1512 Los Angeles El Segundo, Sand dunes near ocean Comment
  CAS-BOT-BC435285  Mesembryanthemum nodiflorum L. R. Abrams; I. L. Wiggins 1931-7-3 289 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  SBBG31051  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-29 36302 Los Angeles Airport Rd before turnoff to Middle Ranch Cyn 457 Comment
  UC92189  Microseris douglasii subsp. platycarpha T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  RSA003531  Microseris lindleyi Fay A. MacFadden 1930-5-9 1715 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA188032  Microseris lindleyi R. F. Thorne 1966-4-30 36346 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  RSA228111  Mimulus aurantiacus Robert F. Thorne, C. W. Tilforth 1971-6-17 39940 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA442643  Mimulus aurantiacus Floy Stanley 1928-4-22 14560 Los Angeles Monrovia. Saw Pit Canyon. Comment
  RSA659673  Mimulus aurantiacus Brian McColgan 1988-5-10 5 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCR125923  Mimulus aurantiacus A. C. Sanders, Mark Elvin 2002-6-19 25177 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  POM8001  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3355 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA442653  Mimulus aurantiacus var. pubescens H. L. Bauer 1932-5-1 15354 Los Angeles Chaparral near mouth of Topanga Canon. 30 Comment
  UCR272988  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-4-26 14510 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
  CAS-BOT-BC150856  Mimulus aurantiacus var. puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  RSA442693  Mimulus aurantiacus var. puniceus R. M. Beauchamp 1967-3-20 342 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  UC26880  Mimulus brevipes Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  CATA1213  Mimulus cardinalis Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2269 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  JEPS10258  Mimulus cardinalis F. W. Peirson 1918-7-9 194 Los Angeles San Antonio Canyon San Gabriel Mts. 1981 Comment
  UC682200  Mimulus cardinalis Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  RSA420681  Mimulus cardinalis T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mountains. Comment
  SFV14469  Mimulus cardinalis J. K. Reveal 1987-9-13 3889 Los Angeles San Fernando Valley Limekiln Canyon, 0.5 miles north of Rinaldi. 427 Comment
  RSA435505  Mimulus floribundus Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR190807  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR219896  Mimulus floribundus R. G. Swinney, Jane Strong 2009-4-21 10428 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR277044  Mimulus floribundus R. G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  POM306775  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 622 Los Angeles Angeles Crest Highway, 3 miles below Mt. Wilson. Comment
  RSA420996  Mimulus fremontii John S. Garth 1948-4-21 C- 2679 Los Angeles Littlerock 762 Comment
  LA51862  Mimulus guttatus Peter H. Raven; David S. Verity 1960-5-7 15348 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA0034300  Mimulus guttatus Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 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
  RSA442760  Mimulus guttatus Samuel R. Tyson 1941-5-22 s.n. Los Angeles San Dimas Canyon 518 Comment
  SBBG55158  Mimulus guttatus B. Shervanick 1973-7-12 995 Los Angeles Bear Flats, about 1.5 mi from Baldy Village on Bear Flats Trail 1584 Comment
  RSA729392  Mimulus johnstonii R. G. Swinney 1998-7-14 6459 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  UCR124287  Mimulus moschatus L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  UCR203256  Mimulus moschatus R. G. Swinney 2001-8-27 8126 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  RSA79630  Mimulus parishii F. W. Peirson 1918-6-16 199 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA603780  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 Comment
  RSA11021  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  SD90453  Mirabilis laevis var. crassifolia Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 45 Comment
  UC1584743  Mirabilis laevis var. crassifolia Tim Ross and Annette Ross 1991-3-7 4140 Los Angeles western Pomona Elephant Hill 274 Comment
  CAS-BOT-BC434878  Mirabilis multiflora var. pubescens Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley Comment
  UCR275321  Mollugo verticillata Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA529175  Monardella australis Tim S. Ross, Steve Boyd 1991-7-24 5594 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  SBBG127049  Monardella breweri subsp. lanceolata A. Parikh, N. Gale 2011-7-6 3540 Los Angeles rd to Barley Flats, 3.9 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1688 Comment
  JEPS63327  Monardella breweri subsp. lanceolata Samuel B. Parish June 1887 Los Angeles Comment
  UCD145370  Monardella breweri subsp. lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains: Millard Canyon. Between Millard Canyon and Arroyo Seco. 441 Comment
  RSA164854  Monardella cinerea Wesley O. Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio 2835 Comment
  SFV17279  Monardella cinerea W. M. Perry 1980-8-23 88 Los Angeles San Gabriel Mountains Mount Baldy. 1400 Comment
  RSA717785  Monardella lanceolata R. G. Swinney, Dave Larson 1996-7-17 5119 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  SD90540  Monardella linoides subsp. erecta Robert F. Thorne, J. Dourley 1967-10-3 37269 Los Angeles Mt. Baden-Powell: N sope at Vincent Gap 2133 Comment
  UC1069955  Monolopia lanceolata A. D. Gifford 1935-3-25 504 Los Angeles 5.25 mi nnw Sawmill Pk.; Tejon Quad. 975 Comment
  UCR275023  Monolopia lanceolata Michael Honer, Rachel Woodard 2006-4-18 2203 Los Angeles Tehachapi Mountains area, 3 miles [east] of Quail Lake, 100 m north of Hwy 138, along ranch road paralleling Hwy 138 945 Comment
  RSA618663  Muhlenbergia asperifolia LeRoy Gross 1998-9-27 68 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  RSA547472  Muhlenbergia californica Timothy S. Ross, Orlando Mistretta 1992-7-24 6770 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA673612  Muhlenbergia californica LeRoy Gross 2003-1-11 680 Los Angeles Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  LA9662  Muhlenbergia microsperma Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  UC1109366  Muhlenbergia microsperma Peter H. Raven 1962-5-8 17603 Los Angeles on steep walls second canyon s Seal Cove (San Clemente Island); San Clemente Island 30 Comment
  UCD86844  Muhlenbergia microsperma F. W. Peirson 1927-3-20 7118 Los Angeles south of Malibu Lake. Comment
  RSA13824  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA641502  Muhlenbergia richardsonis L. C. Wheeler 1967-8-24 10499 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  SD257142  Muhlenbergia rigens R. G. Swinney 2010-9-9 13759 Los Angeles San Gabriel Mountains:Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. (Crystal Lek 7.5'Q) Comment
  CAS-BOT-BC515092  Muilla maritima G. B. Grant 1902-5-5 s.n. Los Angeles Pasadena Comment
  RSA587028  Muilla maritima Orlando Mistretta 1994-6-15 1360 Los Angeles 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
  SEINET10469464  Musa Kappes 2001-3-2 Kappes 99 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  OBI12284  Myoporum laetum Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  SEINET12290166  Myrtaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UC821970  Nassella lepida Agnes Chase Apr 12 1910-Apr 15 1910 5559 Los Angeles near mouth of Rubio Canyon (base of mt); Echo Mt. Comment
  RSA6636  Nassella lepida Fay A. MacFadden 1931-06 10108 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA177748  Nassella pulchra R. F. Thorne, P. Everett 1965-5-10 34521 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 427 Comment
  UCR174650  Navarretia atractyloides Jennifer H. Jones 2006-6-4 370 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  SBBG122065  Navarretia fossalis A. Parikh, N. Gale 2003-5-24 745 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  LA99224  Navarretia hamata Harlan Lewis; 1942-6-7 Los Angeles SANTA MONICA MOUNTAINS, Sunset Blvd. Comment
  LA210348  Navarretia mitracarpa Arthur C. Gibson; 2003-6-22 4953 Los Angeles SANTA MONICA MOUNTAINS, Above Cornell Corners, near Kanan Dume Rd. Comment
  SEINET10464921  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles Comment
  LA94322  Nemacladus ramosissimus Peter H. Raven; David S. Verity 1960-5-7 15347 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA497249  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles Indian Canyon, hot dry sunny SW slope with low shrubs, burned a few years ago 792 Comment
  RSA778876  Nemacladus ramosissimus Orlando Mistretta, Christine Mistretta 2010-6-1 5223 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR213690  Nemacladus sigmoideus Justin M. Wood 2009-6-1 789 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  RSA652201  Nemophila menziesii Eleanor McClung 1937-4-12 93 Los Angeles Franklin Canyon, Los Angeles. [North of Beverly Hills] Comment
  POM99774  Nemophila menziesii var. integrifolia I. W. Clokey, Bonnie C. Templeton 1929-04 4454 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA421310  Nemophila menziesii var. integrifolia Elbert Benjamine 1929-3-31 86 Los Angeles Mint Canyon. Comment
  RSA599257  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-3-31 9432 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
  SBBG121241  Nemophila menziesii var. integrifolia V. Soza with L. Lubinsky 2001-5-16 1226 Los Angeles Liz's Loop (Edison Rd) to Cherry Cyn Fire Rd; northern San Rafael Hills 457 Comment
  LA210901  Nemophila menziesii var. menziesii Arthur C. Gibson; Barry A. Prigge 2009-3-11 5389 Los Angeles HOLLYWOOD HILLS, Along service road in central Griffith Park. Comment
  CATA2880  Nerium oleander Sara L. Crockett 1996-10-28 19 Los Angeles Santa Catalina Island: Above walkway near Casino, lining main road 9 Comment
  UC402659  Nicotiana attenuata Katharine Brandegee Los Angeles Ravena Comment
  RSA570012  Nicotiana glauca Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UC535346  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  LA33449  Nicotiana glauca Henry J. Thompson; 1958-10-22 1809 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  RSA426753  Nicotiana obtusifolia Anstruther Davidson 1924-3-24 s.n. Los Angeles Tujunga trail; 1.5 mi. north of Switzer. Comment
  SBBG70585  Nicotiana quadrivalvis R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  SEINET10696845  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3979 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696866  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3946 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10917756  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3970 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET2540592 Image available Nitrophila occidentalis David Charlton 1989-1 3182 Los Angeles Western Mojave Desert; southwest of Piute Ponds, Edwards Air Force Base 700 Comment
  RSA146102  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of Littlerock. Comment
  SEINET12189793  Oenothera deltoides J. F. Bright 1935-1 1012 Los Angeles Antelope Valley Comment
  UC1007162  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-22 14002 Los Angeles Claremont Comment
  CAS-BOT-BC427448  Oligomeris linifolia Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  RSA0097626  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  UCR279477  Opuntia basilaris var. brachyclada R. G. Swinney 2011-5-26 14833 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA597037  Oreonana vestita T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3837 Los Angeles Ridgetop to the NNW of Crystal Lake (ridge descending SSW from Mt. Islip) 2232 Comment
  SBBG18702  Orobanche bulbosa E. R. Blakley 1963-4-10 5590 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC502727  Orobanche bulbosa John Thomas Howell 1928-5-6 3784 Los Angeles Along trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  RSA0104814  Orobanche bulbosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  RSA0076500  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: north side Big Tujunga, opposite Coldwater Canyon. 1005 Comment
  RSA0077922  Orobanche fasciculata Ivan M. Johnston 1917-6-20 1908 Los Angeles Camp Baldy. 1371 Comment
  RSA0081020  Orobanche fasciculata Fred Burlew 1921-07 3448 Los Angeles [Could also be San Bernardino County.] Mt. San Antonio. Comment
  RSA0077926  Orobanche valida subsp. valida Wayne P. Armstrong 1979-8-1 s.n. Los Angeles SE firebreak ridge of Lookout Mountain, W side of ridge. 1798 Comment
  RSA177798  Orthocarpus purpurascens Robert F. Thorne 1965-5-12 34610 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA599270  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-31 9444 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-BC355766  Osmadenia tenella K. Scott 1921-5-10 1447 Los Angeles College Campus [Occidental College] Comment
  LA35915  Osmorhiza brachypoda Peter H. Raven; Henry J. Thompson 1960-4-2 14852 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  RSA458982  Osmorhiza brachypoda E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  UCR94708  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA748802  Oxytheca parishii R. G. Swinney 2001-8-22 8070 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  UCR209914  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
Read comments
Aug 25 2010
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC1584047  Oxytheca trilobata Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4015 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles National Forest, Tujunga Rang Comment
  UC85200  Oxytheca trilobata K. Brandegee May 1889 Los Angeles South Side Comment
  CAS-BOT-BC121166  Paeonia californica John Hunter Thomas 1957-3-9 6496 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena. 304 Comment
  UCR125406  Paeonia californica A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25698 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR203911  Panicum dichotomiflorum subsp. dichotomiflorum R. E. Riefner Jr. 2008-10-5 08- 294 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park, East Shore Drive 290 Comment
  LA201960  Parietaria hespera var. hespera Arthur C. Gibson; 2004-3-17 5012 -a Los Angeles 228 Comment
  RSA592399  Parietaria hespera var. hespera Mark Hoefs, D. Propst 1974-5-10 466 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  RSA733305  Paspalum vaginatum R. E. Riefner 2005-11-4 5 -744 Los Angeles City of Malibu, Zuma Lagoon, Westward Beach Road. 3 Comment
  SEINET10682087  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 433 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #115C. in Honduras Comment
  POM186367  Pastinaca sativa Joseph A. Ewan, A. Nesta Dunn 1933-7-23 7816 Los Angeles San Gabriel Mountains: Barley Flats Trail, 1 mile above Tujunga Creek. 1143 Comment
  RSA77867  Pectocarya linearis subsp. ferocula F. W. Peirson 1918-5-5 1017 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  JEPS68199  Pectocarya penicillata W. L. Jepson 1939-4-21 19233 Los Angeles Fairmont Mojave Desert, Fairmont 847 Comment
  RSA589185  Pectocarya recurvata T. S. Ross 1991-4-28 4738 Los Angeles Black Butte, Southeasterly finger of the butte. 930 Comment
  RSA0039126  Pectocarya setosa R. G. Swinney 2010-5-11 12671 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  SD108941  Pectocarya setosa James Henrickson 1973-5-12 9601 Los Angeles 6 air mails southeast of Pearblossom, 4.6 road miles south of Llano in lower portion of Bob's Gap along 165 Street 1235 Comment
  UCR280735  Pectocarya setosa R. G. Swinney 2014-4-30 16291 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  CAS-BOT-BC67716  Pellaea andromedifolia Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  SBBG94698  Pellaea andromedifolia J. Vanderwier 1983-5-10 Los Angeles NE of airport, SW of the bend in Beach Rd Comment
  UC42641  Pellaea andromedifolia O. D. Allen 1884-12-25 4 Los Angeles bank of the Arroyo Seco near Pasadena Comment
  RSA686900  Pellaea mucronata G. R. Proctor 1944-02 784 Los Angeles Sepulveda Canyon Comment
  CHSC95769  Pellaea mucronata subsp. californica LeRoy Gross; Michael Denslow 2003-6-4 985 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. UTM Zone: 3802412N 0421876E. 1936 Comment
  RSA686912  Pellaea mucronata var. mucronata Robin S. Collins 1973-5-15 260 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  UCR258688  Pennisetum setaceum R. G. Swinney 2010-3-16 11926 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
  UCR282589  Penstemon X parishii Dan S. Cooper 2017-6-13 617- 36 Los Angeles 25742 Mulholland Hwy, Calabasas 247 Comment
  POM145757  Penstemon centranthifolius Thomas Craig 1927-6-19 499 Los Angeles 10 miles west of Ravenna. Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC450837  Penstemon grinnellii Fay A. MacFadden 1931-4-22 2633 Los Angeles off Bouquet Canyon , off Bouquet Canyon (Spunky Canyon) Comment
  SFV18222  Penstemon grinnellii var. grinnellii M. Danielczyk 2001-5-16 33 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  RSA659867  Penstemon rostriflorus Orlando Mistretta 1992-8-20 759 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  SD233365  Penstemon rostriflorus Jane Tirrell 2012-7-10 LS 98 Los Angeles Transverse Ranges: San Gabriel Mountains region: 50 m SW of junction of Pacific Crest Trail and South Mt. Hawkins Trail. 2564 Comment
  RSA132251  Penstemon rostriflorus Gale Sphon 1959-6-27 373 Los Angeles Angeles National Forest: 9.5 miles west of Wrightwood. Comment
  UC1595306  Penstemon spectabilis Tim Ross 1992-4-27 6241 Los Angeles s side of mesa sw RSA grounds; Ontario USGS 7.5' quadrangle, Claremont, Indian Hill Mesa 393 Comment
Read comments
May 27 2008
  RSA0051798  Penstemon spectabilis Lee Haines 1935-7-1 s.n. Los Angeles Tanbark Reservoir, San Gabriel Mts. Comment
  RSA226542  Penstemon spectabilis C. W. Tilforth 1969-8-5 232 Los Angeles Vacant natural area N of Claremont. Comment
  RSA401906  Penstemon spectabilis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Growing on moutain trail in sun, overlooking Ferndell, Griffith Park. Comment
  SD90183  Pentagramma triangularis Benjamin C. Stone May 1952 68 Los Angeles Blanchard Park, Claremont 334 Comment
  SEINET13276836 Image available Pentagramma triangularis R. G. Swinney 2011-1 14189 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 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
  CAS-BOT-BC71669  Pentagramma triangularis subsp. triangularis Henry J. Thompson 1959-3-31 1915 Los Angeles 2 miles southwest of Seminole Hot Springs about 2 miles southwest of Cornell 396 Comment
  UC223687  Pentagramma viscosa C. F. Millspaugh 1920-1-2 4501 Los Angeles rd beyond Golf Links Avalon; Santa Catalina Isl. Comment
  RSA459081  Perideridia parishii subsp. latifolia L. E. Hoffman 1932-8-14 16276 Los Angeles Mt. Islip, Angeles National Forest, [San Gabriel Mountains] Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  RSA471841  Perityle emoryi F. H. Elmore 1939-2-18 414 Los Angeles San Clemente Island Comment
  OBI26251  Persicaria capitata Mark E. Schneider 1973-11-15 s.n. Los Angeles Van Nuys. Cult on Burnett Ave Comment
  CAS-BOT-BC419008  Persicaria lapathifolia John Thomas Howell 1927-10-29 3180 Los Angeles Near Alamitos Bay 15 Comment
  SEINET6091126  Persicaria punctata Louis C. Wheeler 1946-9-22 6371 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM308326  Petalonyx thurberi Henry J. Ramsey, Henry J. Ramsey 1937-8-7 3057 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  CHSC3681  Phacelia Mary MacArthur 1966-5-26 28 Los Angeles San Gabriel Mts. Switzers Camp. 914 Comment
  RSA771950  Phacelia Robert F. Thorne 1968-2-24 37917 Los Angeles Santa Catalina Island. Fisherman's Cove. Comment
  UCR189867  Phacelia R. G. Swinney 1998-7-21 6487 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  SD248440  Phacelia affinis R. G. Swinney 2010-5-11 12649 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles east of Soledad Canyon Road & Crown Valley Road, 0.3 mile east of Crown Valley Road on dirt toad, below US Forest Service boundary (Acton 7.5'Q) 829 Comment
  JEPS2116  Phacelia austromontana Frank W. Peirson 1928-6-2 7940 Los Angeles South Fork Rock Creek San Gabriel Range 1828 Comment
  POM71760  Phacelia austromontana I. M. Johnston 1925-8-1 6610 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  RSA729696  Phacelia austromontana R. G. Swinney 1998-8-31 6875 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  LA98271  Phacelia brachyloba Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  POM3805  Phacelia brachyloba I. M. Johnston 1917-7-1 1744 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  CATA3100  Phacelia cicutaria var. hispida Amy Catalano 2016-5-11 103 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  CATA976  Phacelia cicutaria var. hispida Mark L. Hoefs 1994-5-21 1845 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA607003  Phacelia cicutaria var. hispida Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  UCR197207  Phacelia cicutaria var. hispida Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 755 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  HSC13631  Phacelia cicutaria var. hubbyi G. E. Anderson 1966-4-4 18 Los Angeles 12 mi. N of Topanga near Hwy. 27 Comment
  RSA727732  Phacelia cryptantha R. G. Swinney 1998-5-16 6094 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA716896  Phacelia cryptantha LeRoy Gross 2006-5-30 2467 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W. 1244 Comment
  RSA709956  Phacelia curvipes LeRoy Gross 2005-4-28 2151 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
  UCR261138  Phacelia distans R. G. Swinney 2010-2-27 11723 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA582640  Phacelia distans Louis C. Wheeler 1933-5-20 1740 Los Angeles 2 miles NE La Verne. 373 Comment
  RSA709681  Phacelia distans LeRoy Gross 2005-4-28 2155 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
  UC1426038  Phacelia distans Robert F. Thorne, A. C. Gibson, J. -P. Simon, and D. J. McGillivray 1970-4-17 39515 Los Angeles edge of national forest ca 5 mi s Hwy. 138 (10 mi se of Pearblossom); San Gabriel Mts., Angeles National Forest, Grandview Canyon 1432 Comment
  UCD169466  Phacelia douglasii Carl Epling 1943-3-13 s.n. Los Angeles San Hills. Playa del Rey, Pershing Drive, 1 mile south of Culver City Blvd. Comment
  CAS-BOT-BC141541  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 492 Los Angeles San Clemente Island: W side of island, on S side of lower portion of Middle Ranch Canyon, ca. 150 yards inland from escarpment 48 Comment
  RSA749031  Phacelia fremontii R. G. Swinney 2008-5-5 8751 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  RSA426163  Phacelia fremontii T. W. Minthorn 1923-5-30 s.n. Los Angeles 3 miles W of Palmdale Comment
  HSC13705  Phacelia grandiflora David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM8505  Phacelia grandiflora P. A. Munz, R. D. Harwood 1920-5-17 3967 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  SD262298  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains: Glendora, Glendora Peak, 0.74 miles ENE (34a^z) of Azusa Pk., south of Glendora Ridge Motorway. Ridgetop in 2014 Colby burn. 790 Comment
  JEPS2179  Phacelia hubbyi Frank W. Peirson 1920-3-28 2100 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  UCR126763  Phacelia hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26115 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA134015  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-15 502 Los Angeles along road to Mt. Gleason, ca. 9 miles up Tujunga Canyon from highway 118. 976 Comment
  RSA598083  Phacelia longipes Tim S. Ross 1990-6-25 3778 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA187957  Phacelia lyonii Robert F. Thorne 1966-4-30 36340 b Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  UCR271467  Phacelia minor R. G. Swinney 2011-6-14 15149 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  CDA40401  Phacelia minor T. C. Fuller 1961-4-1 6242 Los Angeles Southeast of Padua and Baseline Avenues, Claremont. 0 Comment
  RSA428071  Phacelia minor Louis C. Wheeler 1934-4-24 2556 Los Angeles Liveoak Canyon Dam 457 Comment
  SDSU6648  Phacelia minor A. H. Gallup 1948-4-28 152 Los Angeles Clremont 'wash' Northeast of Claremont. 381 Comment
  UC1174697  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  CAS-BOT-BC133977  Phacelia ramosissima var. latifolia G. B. Grant 1900-6-5 s.n. Los Angeles Pasadena. Culvert SPRR near Raymond Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA428240  Phacelia viscida Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR101513  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 94555 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
  CATA1234  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2304 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1508  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-7-9 2721 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  CATA795  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1363 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  UCD88870  Phalaris lemmonii L. R. Abrams 1903-4-9 3234 Los Angeles Inglewood. Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  SEINET10746303  Philodendron Thomas B. Croat 2003-4-6 Croat 87606 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  UC52551  Phlox gracilis Jos. Burtt Davy 1896-5-20 2630 Los Angeles Leonis Valley Comment
  UC440367  Pholistoma auritum Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mts., Las Flores Canyon Comment
  CAS-BOT-BC222562  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth 441 Comment
  SD75545  Pholistoma auritum var. auritum Reid Moran 1941-3-7 684 Los Angeles Santa Catalina Island, Middle Ranch 199 Comment
  RSA459287  Pholistoma membranaceum Christopher Davidson 1973-4-7 1896 Los Angeles Bob s Gap Rd., ca 3 mi toward desert, 3 mi south of Hwy. 138 (Pearblossom Hwy). 1098 Comment
  RSA590063  Pholistoma membranaceum Orlando Mistretta 1994-3-30 991 Los Angeles Little Rock Creek, east of creek below Little Rock Dam 1006 Comment
  SBBG96672  Pholistoma racemosum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4258 Los Angeles lower half of China Cyn Comment
  UC1228852  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles San Clemente Island, near barracks, Wilson Cove Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  UC880958  Pholistoma racemosum F. R. Fosberg 1931-3-24 S 4345 Los Angeles s. wall of Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 50 Comment
  RSA595583  Phoradendron macrophyllum Lauren Raz, Steve D. Boyd 1996-10-23 62 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 671 Comment
  RSA0044713  Phoradendron macrophyllum Del Wiens 1954-1-10 889 Los Angeles Intersection of Alexander and Cucamonga Ave., Claremont. Residential area. 366 Comment
  CAS-BOT-BC141158  Phoradendron serotinum subsp. macrophyllum N. Dunn; J. Ewan 1931-12-6 5558 Los Angeles Stone Canyon, above the lake. Santa Monica Mts. Comment
  CAS-BOT-BC141306  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  POM354340  Phoradendron villosum George B. Grant, W. Wheeler 1904-5-17 1409 Los Angeles Mt. Wilson. 1524 Comment
  RSA226110  Phoradendron villosum Robert F. Thorne, C. W. Tilforth 1971-6-17 39912 Los Angeles N slope of San Gabriel Mountains: 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter, near junction of Bee Canyon with Santa Clara River valley. 549 Comment
  UC1234587  Pickeringia montana var. montana Peter H. Raven 1962-5-1 17508 Los Angeles Saddle Peak Rd 2.4 mi above junction with Tuna Canyon Road; Santa Monica Mountains 731 Comment
  RSA640322  Pinus attenuata L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  UCR126640  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon 335 Comment
  SEINET10833940  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles Collected in San Dimas, at 730 Walnut St. Comment
  UCR223401  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET11737518  Pinus radiata R. H. Daily 1915-1 s.n. Los Angeles Los Angeles Comment
  CATA2945  Piperia elongata Sarah Ratay, Tyler Dvorak 2010-7-1 125 Los Angeles Santa Catalina Island: Blackjack/Cape Road 422 Comment
  RSA611524  Piptatherum miliaceum L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Mouth of Roberts Canyon, San Gabriel Canyon, on west side of Roberts Canyon. 251 Comment
  UCR273445  Piptatherum miliaceum R. G. Swinney 2011-10-25 15876 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UCR65556  Pityrogramma triangularis var. triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  RSA682502  Plagiobothrys arizonicus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  SEINET3860017  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA595688  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9336 b Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR192582  Plagiobothrys canescens A. C. Sanders 2008-4-10 34792 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA0089550  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315 -8 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, utility road on west flank of Burbank Peak. 320 Comment
  RSA190969  Plagiobothrys collinus var. californicus R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36761 Los Angeles Santa Catalina Island, Head of Toyon Canyon Road, upper end W fork of Gallagher s Canyon 366 Comment
  RSA771838  Plagiobothrys collinus var. fulvescens R. G. Swinney 2009-5-28 10926 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA251548  Plagiobothrys collinus var. gracilis R. F. Thorne 1973-4-11 42818 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  UCR142790  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  UCD124377  Plantago arenaria Scott D. White; Pam Devries 1998-4-19 6283 Los Angeles Santa Fe Flood Control Basin (on the San Gabriel River). 54 Comment
  SBBG126124  Plantago arenaria A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36918 Los Angeles San Gabriel River floodplain, Whittier Narrows Nature Center and E to Peck Rd, along the SCE powerlines and the river levee 70 Comment
  SD69598  Plantago coronopus Robert Thorne, P. Everett 1965-5-11 Los Angeles Salt flat behind N beach at Little Harbor; Santa Catalina Island; 2 Comment
  CATA492  Plantago coronopus Sara L. Crockett 1997-4-1 634 Los Angeles Santa Catalina Island: 0.5 mile SE of Rancho Escondido on Two Harbors Road, W side of road; low ridge adjacent to road about 50 m upslope from road 286 Comment
  UCD124390  Plantago coronopus Robert F. Thorne; P. Everett 1965-5-11 34544 Los Angeles north of Catalina Harbor, Santa Catalina Island. 1 Comment
  SBBG31247  Plantago erecta R. F. Thorne 1966-4-6 35906 Los Angeles N of Catalina Airport 435 Comment
  UCR164575  Plantago erecta Scott D. White 1995-3-15 2555 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
  UCR199943  Plantago indica Scott D. White, Justin Wood 2008-5-19 12017 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  RSA402016B  Plantago ovata var. insularis F. R. Fosberg 1931-3-27 S- 4409 Los Angeles Hamilton Canyon, Santa Catalina Island. 100 Comment
  CAS-BOT-BC6480  Plantago speciosa George Bernard Grant 1901-1-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA749650  Platanthera Richard G. Swinney 2001-9-15 8186 Los Angeles Little Jimmy Spring 2256 Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA401721B  Platanus racemosa Donald R. Bissing 1973-6-3 20 Los Angeles Evey canyon, San Gabriel Mountains. Along floor of canyon near stream 0.5 miles from mouth of cayon. 780 Comment
  RSA754195  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1793 Los Angeles San Gabriel River Watershed; At road intersection of San Dimas Canyon Road near first canyon home. 461 Comment
  RSA606156  Platystemon californicus R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UCR223087  Platystemon californicus R. G. Swinney 2009-5-13 10763 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UC35680  Pluchea sericea Dr. A. Davidson June 1892 Los Angeles Wilsons Peak Comment
  UCR65244  Pluchea sericea F. R. Fosberg 1931-4-3 S- 04479 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  RSA658485  Poa annua Patricia Kouo 1994-4-27 944199 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  RSA670804  Poa annua Joseph M. Keefe 2001-3-16 31135 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105., 34 deg 07' 49.2 North, 118 deg 10' 52.7 West. 305 Comment
  VVC2186  Poa howellii Tim Thomas 1988-4-12 1232 Los Angeles Transverse Range, Santa Monica Mtns; Stunt Ranch, half way along drive way. 436 Comment
  SEINET10602294  Poa secunda LeRoy R. Abrams Abrams 1475 Los Angeles Santa Minica Mts Comment
  SEINET10659406  Poa secunda Louis C. Wheeler 1967-4-30 Wheeler 9224 Los Angeles San Gabriel Mtns. Limekiln Canyon. Steep, rocky, sunny west slope along abandoned trail. 549 Comment
  CHSC46009  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  RSA0035725  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 s.n. Los Angeles 100 m east of Santa Anita Wash channel, S base of San Gabriel Mts., City of Arcadia 195 Comment
  CAS-BOT-BC419773  Polygonum argyrocoleon Carl B. Wolf No date on label 4216 Los Angeles Santa Catalina Island. Around the Rock Crusher, at mouth of Pebbly Beach Canyon. 22 Comment
  RSA54051  Polygonum argyrocoleon J. T. Howell 1948-7-2 s.n. Los Angeles Palos Verde Hills. Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA466340  Polygonum lapathifolium F. A. Warf 1934-8-14 12533 Los Angeles Culver City. Comment
  POM12523  Polypodium californicum E. S. Spalding 1921-3-28 122 Los Angeles San Dimas Canyon Comment
  UCSB62361  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Ybarra Canyon, tributary of Big Tujunga Canyon, near the confluence of the two streams 548 Comment
  POM158004  Polypodium californicum M. B. Dunkle 1928-3-31 1785 Los Angeles Campo Blanco, Santa Catalina Island. 152 Comment
  RSA329724  Polypodium californicum Gary D. Wallace 1966-3-25 223 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  UCSB62337  Polypodium californicum Kiefer, Lawrence 1967-1-2 Los Angeles San Gabriel Mtns., NE (NW?) of San Fernando, canyon 1.5mi up Loop Canyon along May Canyon Rd., from Veteran's Hospital 762 Comment
  POM1122  Polypogon monspeliensis D. L. Crawford 1916-5-20 719 Los Angeles Mountains above Claremont. Stream side in Palmers. 945 Comment
  SFV21111  Polypogon monspeliensis L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1111 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed 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 will drain into La Tuna Canyon. At concrete tunnel at north end of 210 Freeway. 457 Comment
  RSA385484  Polypogon viridis Anstruther Davidson 1889-1 s.n. Los Angeles Los Angeles. Comment
  SD124446  Polypogon viridis Barry Prigge 1986-3-28 7164 Los Angeles Mojave Desert, Little Rock Creek, just above State Highway 138. Common perennial along edge of stream. 883 Comment
  UCR108382  Polystichum imbricans subsp. curtum L. C. Wheeler 1946-9-8 6353 Los Angeles San Gabriel Mtns., West fork of San Gabriel River, 0.5 - 0.75 mi west of Bear Creek, S side 534 Comment
  UCSC000166  Populus balsamifera subsp. trichocarpa Unknown June 1880 s.n. Los Angeles Pyramid Lake Comment
  POM360751  Populus fremontii 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
  UCR276801  Populus fremontii R. G. Swinney 2011-3-29 14238 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA590939  Populus fremontii subsp. fremontii Orlando Mistretta 1994-4-12 1030 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA794747  Populus trichocarpa Jane Tirrell 2012-7-20 LS 0119 Los Angeles Snowmelt gully on California State Route 2 at mile marker 66.82 2245 Comment
  LA211157  Populus trichocarpa Arthur C. Gibson; 2010-3-17 5318 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, E. Piuma Rd. Comment
  UCR274352  Potamogeton Steven A. Junak 1999-9-10 SCa- 1092 Los Angeles California Islands, Santa Catalina Island. Northwest end of lower reservoir, Bulrush Canyon 305 Comment
  POM6457  Potamogeton crispus Philip A. Munz 1919-5-15 2785 Los Angeles Pond in Botany lath house of Pomona College, Los Angeles County Comment
  POM211784  Potamogeton illinoensis L. C. Wheeler 1933-10-22 2198 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  UCR124478  Potentilla gracilis var. fastigiata B. C. Templeton 1932-7-20 5006 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CHSC26352  Prunus ilicifolia Harry Takahashi 1967-5-6 100 Los Angeles Pasadena at jct. of Salvia Canyon Rd. and West Drive. 76 Comment
  POM156210  Prunus ilicifolia L. R. Abrams 1903-6-3 2551 Los Angeles Sepulveda canyon. Comment
  UCR165239  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29481 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA624982  Prunus ilicifolia subsp. ilicifolia Louis C. Wheeler 1963-6-25 8263 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  SFV21008  Prunus ilicifolia subsp. ilicifolia L. Gross 2003-3-7 780 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
  SBBG10985  Prunus ilicifolia subsp. lyonii R. Moran 1958-9-16 6844 Los Angeles 2 mi SE of Eel Pt 150 Comment
  UCR208202  Prunus virginiana var. demissa I. M. Johnston 1917-8-23 1712 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC356563  Pseudognaphalium biolettii L. R. Abrams; I. L. Wiggins 1931-7-6 375 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CATA1070  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-16 2010 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  LA209935  Pseudognaphalium biolettii A. M. Johnson; 1932-4-4 3930 Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  UCR65249  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S- 4449 Los Angeles Channel Islands, Santa Catalina Island, Camp Frost 380 Comment
  JEPS23709  Pseudognaphalium ramosissimum Peter H. Raven and Henry J. Thompson 1958-9-19 13722 Los Angeles along US Hwy 101 0.2 mi e of turn to Zuma Beach; Santa Monica Mountains Comment
  RSA651073  Pseudotsuga macrocarpa Paul M. Inman 1983-5-15 51583 -9 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, at the first weir above Hoegee's Camp and about 100' above the creek. Comment
  UC665710  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek San Gabriel Mountains, Little Rock Creek 1676 Comment
  RSA0035060  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  LA94231  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-10 1848 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  UC1495652  Pteridium aquilinum var. pubescens Robert T. Clausen 1963-4-6 63037 Los Angeles Solstice Canyon; Santa Monica Mts 35 Comment
  RSA0011723  Pteris vittata R. G. Swinney 1998-6-9 6180 Los Angeles Fish Canyon at Fish Canyon Falls, 4.5 miles north of Fish Canyon Rd. at trail head. 427 Comment
  UCR101722  Pterostegia drymarioides B. G. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR276967  Pterostegia drymarioides R. G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA571537  Purshia tridentata var. glandulosa Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8300 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UC1215267  Pycnanthemum californicum Peter H. Raven 1961-9-24 16755 Los Angeles 2 mi above Bouquet Canyon guard station; Bouquet Canyon 701 Comment
  LA201752  Pyracantha angustifolia Arthur C. Gibson; 2001-5-18 4812 Los Angeles 518 Comment
  JEPS58814  Pyrola dentata F. W. Peirson 1920-9-14 519 a Los Angeles On ridges around the head of The Coldwater up to the San Antonio Divide, San Gabriel Mountains 2133 Comment
  RSA0080555  Pyrola dentata Robert C. Frampton 1946-8-4 6167 Los Angeles San Gabriel Mt. Range. Windy Gap - Little Jimmy trail Comment
  SEINET10628880  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3806 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UC1922336  Pyrus communis Gary Kovnat with LeRoy Gross 2004-4-25 51 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  JEPS38026  Quercus Frank W. Peirson 1919-5-11 404 Los Angeles Arraster Creek San Gabriel Mountains Comment
  UCSB27884  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCSB27950  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC45675  Quercus agrifolia LeRoy Abrams 1901-4-4 1334 Los Angeles Chatsworth Park Comment
  SBBG121303  Quercus agrifolia var. agrifolia R. Burgess, P. Munro 1998-1-25 2634 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  SEINET13203205 Image available Quercus agrifolia var. agrifolia R. G. Swinney 2011-1 15883 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UC1584753  Quercus agrifolia var. agrifolia Tim Ross and Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, w Pomona Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  RSA655365  Quercus berberidifolia LeRoy Gross 2000-11-4 314 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UC1587584  Quercus berberidifolia Tim Ross 1991-9-2 5918 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 472 Comment
  UC450768  Quercus berberidifolia Fay A. MacFadden 1931-3-12 2930 Los Angeles Tuna Canyon, Verdugo Hills Comment
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Oct 17 2016
  UCR177730  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Los Angeles Basin region; Verdugo Mtns., 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 fire break up to main crest (to Beaudry fire road) 366 Comment
  UCR213333  Quercus berberidifolia Justin M. Wood 2009-4-22 521 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  SEINET4077694  Quercus chrysolepis B. C. Templeton 1939-1 7361 Los Angeles East rim at Canyon head, San Clemente Island. Comment
  UCR223611  Quercus chrysolepis R. G. Swinney 2009-7-29 11433 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET12036212  Quercus chrysolepis M. T. Doutt 1931-1 644 Los Angeles Sierre Madre Mtns.;trail between Mt Lowe & Mt Wilson Comment
  CAS-BOT-BC86394  Quercus dumosa Herman Knoche 1919-6-24 860 Los Angeles Catalina Island Comment
  UCSB68636  Quercus durata Gross, LeRoy 2000-10-28 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 fire break up to main crest (to Beaudry fire road) 304 Comment
  POM271868  Quercus durata var. gabrielensis Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA653364  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 299 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
  RSA656313  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UCR198392  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 664 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  SBBG89127  Quercus engelmannii L. Benson 1960-7-20 16073 Los Angeles Ganesha Hills, Pomona 365 Comment
  RSA588062  Quercus john-tuckeri Orlando Mistretta 1994-4-15 1045 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  UCR187131  Quercus lobata A. C. Sanders 2006-5-16 32360 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  UCSB1136  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Swain Canyon, lower end, Santa Catalina Island Comment
  RSA544539  Quercus tomentella Tim S. Ross, Kellogg 1992-4-12 6126 -a Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  UCR86532  Quercus tomentella T. S. Ross, Elizabeth A. Kellogg 1992-4-12 6126 A Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  CAS-BOT-BC104853  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-5-10 7750 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  SEINET6066719  Quercus wislizeni Unknown 1996-10-29 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA585428  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-31 2722 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  POM50195A  Rafinesquia californica L. R. Abrams 1901-04 s.n.-A Los Angeles Devil's Gate. Comment
  UCR113745  Ranunculus californicus var. californicus Scott D. White 1999-3-30 7212 Los Angeles Puente Hills; City of Rowland Heights, south of Pathfinder Road and west 57 Freeway; near Bill Blevins Park 244 Comment
  RSA512050  Raphanus sativus L. C. Wheeler 1967-5-13 9507 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  POM16376  Reseda alba Ella M. Kennedy 1923-4-2 s.n. Los Angeles Glendora Comment
  UC1121944  Rhamnus californica Jerome S. Horton 1936-8-31 399 Los Angeles Dry Lake, Fern Canyon watershed Cucamonga Quad., Fern Canyon 1525 Comment
  UCR150555  Rhamnus californica R. G. Swinney 1999-6-21 7352 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR180041  Rhamnus californica R. G. Swinney, Dave Larson 1996-8-7 5232 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCR193536  Rhamnus californica R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  RSA596486  Rhamnus californica subsp. californica Louis C. Wheeler 1967-5-24 9723 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  LA207792  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  RSA669157  Rhamnus ilicifolia LeRoy Gross, Naomi Fraga 2002-4-4 523 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 411 Comment
  SEINET3259906 Image available Rhamnus ilicifolia R. G. Swinney 2008-3-31 8581 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC184963  Rhus Huron H. Smith 1912-5-1 4903 Los Angeles Eagle Rock Valley 152 Comment
  UCD116877  Rhus aromatica Dan Axelrod 1932-3-21 s.n. Los Angeles Vasquez Rocks, Antelope Valley. Comment
  UCR220286  Rhus aromatica R. G. Swinney 2009-4-24 10480 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CAS-BOT-BC170453  Rhus integrifolia Peter H. Raven 1959-3-15 13954 Los Angeles Bluffs just east of Zuma Beach, Point Dume - Santa Monica Mountains 15 Comment
  RSA271439  Rhus integrifolia C. W. Tilforth, J. Dourley, Walter Wisura 1978-6-8 1592 Los Angeles At base of bluffs, Point Dume State Beach, Point Dume. Comment
  RSA386493  Rhus integrifolia D. A. Young 1969-3-9 P- 365 Los Angeles 1/2 mile from gate 6, Puddingstone State Park, off of san dimas ave. in a canyon approx. 330 yds. NW of the road. 305 Comment
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Aug 12 2014
  RSA669709  Rhus integrifolia LeRoy Gross 2002-2-24 486 Los Angeles Northwest side; Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek 305 Comment
  SBBG11609  Rhus integrifolia P. H. Raven 1962-5-8 17611 Los Angeles second cyn S of Seal Cove 30 Comment
  UCSB16259  Rhus integrifolia Hennen, Diane 1963-3-9 Los Angeles Nature Trail of Glendale Junior College in Glendale 152 Comment
  UCR117548  Rhus ovata A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23272 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  RSA593460  Rhus trilobata var. quinata Steve Boyd, Michael Wall 1996-5-16 8792 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA85320  Ribes amarum F. W. Peirson 1919-4-5 316 Los Angeles Mt. Wilson Toll Road, S side of San Gabriel Mts 1067 Comment
  RSA226989  Ribes aureum var. gracillimum Robert F. Thorne 1971-6-17 39971 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCD102121  Ribes aureum var. gracillimum A. E. Wieslander 1931-2-19 151 Los Angeles San Gabriel Wash, Pomona. 167 Comment
  UC11564  Ribes californicum var. hesperium J. H. Barber 1897-1-6 6 Los Angeles Santa Monica Canyon Comment
  RSA229071  Ribes cereum Robert F. Thorne 1969-7-29 38904 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA0008289  Ribes divaricatum var. parishii B. D. Stark 1934-5-27 5738 Los Angeles Whittier Woodland Park, San Gabriel Canyon Comment
  RSA764765  Ribes indecorum Doris Bowers 1957-2-24 327 Los Angeles San Dimas Canyon. 1067 Comment
  RSA279106  Ribes indecorum R. F. Thorne 1971-3-25 41506 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA180085  Ribes malvaceum var. viridifolium Peter H. Raven 1962-5-10 17711 a Los Angeles North of Thirst, San Clemente Island. 305 Comment
  RSA485420  Ribes malvaceum var. viridifolium Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  UC723826  Ribes malvaceum var. viridifolium Joseph Andorfer Ewan April 1933 10914 Los Angeles Higgins Canyon Santa Monica Mts. 304 Comment
  UC1375294  Ribes montigenum Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41074 Los Angeles saddle between West Baldy and Old Baldy; San Gabriel Mts., Angeles National Forest 3002 Comment
  LA205550  Ribes nevadense Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA476205  Ribes nevadense Robert Gustafson 1983-7-18 2787 Los Angeles San Gabriel Mts, Angeles Crest Hwy, 2 miles below Dawson Saddle. 2317 Comment
  RSA776513  Ribes roezlii Jane Tirrell 2011-7-25 LS- 30 Los Angeles West of Little Jimmy Springs, above highway 2, near mile marker 66.28. 2222 Comment
  UCR202533  Ribes roezlii R. G. Swinney 2001-8-9 8013 Los Angeles San Gabriel Mtns., Mount Williamson, second peak from east on the ridge 2494 Comment
  RSA577358  Ricinus communis L. C. Wheeler 1936-6-6 4114 Los Angeles San Dimas Canyon, 1/4 mi. below west fork. 426 Comment
  RSA702154  Robinia pseudoacacia Michael Honer 2004-6-22 1989 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA747743  Robinia pseudoacacia Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12687 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  CSUSB1041  Romneya trichocalyx Becky Alejandre 1970-5-18 s.n. Los Angeles Malibu lagoon 18 miles north of Santa Monica on the Pacific Coast Highway in Los Angeles county, California. A sandy wash area 10 feet from Malibu Creek .5 miles east of Market Basket Store on Las Virgenes Road. Comment
  RSA191586  Rorippa curvipes var. truncata R. F. Thorne, M. Z. Thorne 1966-8-29 36586 Los Angeles Angeles National Forest: East shore of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1677 Comment
  RSA230203B  Rosa californica Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA449699  Rosa californica Geo. L. Moxley 1914-5-30 230 Los Angeles San Rafael Hills Comment
  VVC458  Rosa californica P. J. MacKay 1989-1 s.n. Los Angeles San Gabriel Mtns, Jackson Lake. about 10 miles west of Wrightwood on Highway N4. About 300 m from lake 1873 Comment
  UCD114013  Rubus ursinus Rudolf Schmid 1962-6-7 s.n. Los Angeles Near Manor House, Cal Poly, Pomona. Comment
  CATA1858  Rumex conglomeratus Denise Kraus, Lisa Stratton 2000-6-1 39 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner. Within drainage heading towards Empire Landing Road near convergence of 4 drainages 228 Comment
  UCR125138  Rumex conglomeratus A. C. Sanders, Mark Elvin 2002-6-25 25266 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR269970  Rumex conglomeratus R. G. Swinney 2010-6-29 13387 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  UCR282526  Rumex dentatus D. E. Bramlet, Robt. L. Allen 2011-5-24 4849 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, 422 ft. NW of the dam spillway & 576 ft. south of Siphon Road. 60 Comment
  CAS-BOT-BC433662  Rumex obtusifolius A. C. Sanders; Mark A. Elvin; Anuja Parikh; Nathan Gale; et al 2003-4-30 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch. 351 Comment
  RSA0055955  Rumex salicifolius Richard G. Swinney 2010-4-20 12286 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0091746  Rumex salicifolius R. G. Swinney 2011-5-26 14861 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA0065421  Rumex salicifolius A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, south of s. parterre. 60 Comment
  JEPS65650  Rupertia physodes F. W. Peirson 1918-5-26 93 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA592882  Sagina apetala L. C. Wheeler 1967-4-23 9192 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon Comment
  RSA518460  Salazaria mexicana Gary D. Wallace 1966-4-24 500 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  SDSU21090  Salazaria mexicana Ian Cain 2010-5-9 1399 Los Angeles East south east of Llano. Just north of the corner of Highway 138 and 185th street east 1003 Comment
  UC672595  Salazaria mexicana H. L. Mason 1926-4-26 2981 Los Angeles Vincent to Palmdale; Vincent to Palmdale Comment
  RSA678871  Salicornia virginica Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA6441  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR62108  Salix exigua R. G. Swinney 1990-3-5 1520 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  UC506475  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7632 Los Angeles Comment
  UCR91302  Salix gooddingii B. G. Pitzer, Paul Gomez 1996-4-28 2740 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
  SBBG131140  Salix gooddingii S. A. Junak 1999-5-20 SCa 928 Los Angeles Cottonwood Cyn, at reservoir 134 Comment
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Jul 28 2016
  RSA0034662  Salix hindsiana var. leucodendroides F. Raymond Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains. Comment
  LA33898  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-10-14 14645 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Lake Enchanto. 236 Comment
  UC471649  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  UC506462  Salix laevigata Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles at Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UC506479  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-22 7628 Los Angeles 4 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UC492449  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UC506416  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Marshes Comment
  UC506474  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-15 7639 Los Angeles Comment
  CAS-BOT-BC107528  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 203 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  CHSC95814  Salix lucida subsp. lasiandra Joseph Marlowe Keefe 2001-2-7 31046 Los Angeles In landscaping along freeway onramp, north facing slope, 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, CA 90041. 280 Comment
  SBBG131690  Salsola tragus S. A. Junak 1999-9-10 SCa 1083 Los Angeles Bulrush Cyn Trail [S of] 438 Comment
  UC1136478  Salsola tragus G. T. Nordstrom 1935-5-15 583 Los Angeles 1/2 mi. n. Tejon Pass; Tejon Quad. Comment
  RSA608018  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  UCD99412  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  RSA0097178  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-1 14978 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA97665  Saltugilia splendens subsp. grantii R. M. Straw 1954-6-16 616 Los Angeles Just west of Cloudburst Summit on Angeles Crest Hwy. 2134 Comment
  UCR271092  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-6 14992 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  JEPS62802  Salvia Campbell Grant 1942-5-8 Los Angeles Santa Monica Mtns Comment
  SFV15600  Salvia apiana K. C. Molina, K. L. Garrett 1992-5-2 5 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  UC25658  Salvia apiana J. Burtt Davy May 9 1896-May 24 1896 2640 Los Angeles Leonis Valley; Antelope Valley Comment
  UCR212811  Salvia apiana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1761 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 465 Comment
  RSA442823  Salvia apiana William Emboden 1969-5-28 7 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCSB9279  Salvia apiana McElwain, Isabelle 1953-4-4 Los Angeles 18000 Bull Canyon Rd; Granada Hills 457 Comment
  RSA648284  Salvia columbariae Peter J. Estournes 1981-5-10 23 Los Angeles Mount Baldy, southern side, fire road near a creek. 1677 Comment
  OBI53680  Salvia columbariae John Liu, Tony, John and Joseph 1994-5-10 17 Los Angeles Santa Monica Mts, Calabasas. 1 mi on Stut Rd from jct with Mulholland Hwy Comment
  RSA401452A  Salvia columbariae Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  UCSB9262  Salvia columbariae Haller, Norman 1953-4-18 Los Angeles 18 miles East of Gorman on Highway 138; Antelope Valley; Mojave Desert Comment
  RSA0110572  Salvia dorrii Richard G. Swinney 2011-4-19 14409 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
  SD12592  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Hillside, Maliobou Road. Comment
  UC416696  Salvia leucophylla unknown May 1903 1105 Los Angeles Saugus Comment
  UCR170454  Salvia leucophylla Alex R. Van Dam 2004-5-16 014 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  RSA434127  Salvia mellifera Geo. C. Johnstone 1928-4-28 13799 Los Angeles Canyon N of Big Pines. Comment
  SBBG53970  Salvia mellifera K. R. Montgomery, T. W. Strid 1973-5-13 73 -9 Los Angeles N facing slope at Dillon Divide; site of LASCA Cistus field plot Comment
  UC1922294  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Transverse Ranges; Verdugo Mountains region; 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. Near 34deg 12' 18'' N 118deg 18' 21'' W T1N R14W NW/4, N Comment
  UCR111507  Salvia mellifera A. C. Sanders, D. Malueg 1998-6-22 22029 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR197214  Salvia mellifera Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Verdugo Mountains, south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA703269  Salvia spathacea D. E. Bramlet 2003-10-1 3523 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  SBBG71121  Salvia spathacea M. N. Ackley 1927-5-29 454 Los Angeles Mulholland Drive 457 Comment
  RSA250495  Sambucus caerulea R. F. Thorne, John Dourley 1967-10-10 37377 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  UC1125369  Sambucus mexicana R. St. John 1930-2-15 96 Los Angeles Pico Canyon Santa Susana Quadrangle 533 Comment
  CAS-BOT-BC227082  Sambucus nigra subsp. caerulea Timothy S. Ross; Steve Boyd 1994-5-10 7707 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  RSA0083084  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-22 12031 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SD69698  Sambucus nigra subsp. caerulea Robert F. Thorne 1966-4-28 36210 Los Angeles Santa Catalina Island, Pebbly Beach Canyon , canyon at upper end of Renton Mine Road 259 Comment
  SBBG38683  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Cyn Comment
  UC303483  Sanicula arguta G. B. Grant 1902-4-11 4178 Los Angeles Lincoln Park; Southern California, Lincoln Park Comment
  UCD127916  Sanicula arguta Daryl Koutnik 1978-4-14 365 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  POM17284  Sanicula bipinnata P. A. Munz 1923-5-1 7779 Los Angeles Puddingstone Canyon, San Dimas 259 Comment
  LA85608  Sanicula crassicaulis Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  UCR192851  Sarcodes sanguinea R. G. Swinney 1998-7-14 6446 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  POM48473  Satureja mimuloides Raymond J. Dobbs 1924-7-8 s.n. Los Angeles Along trail two and one-half miles below Switzer Camp. Comment
  RSA604200  Schedonorus arundinaceus L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. Comment
  RSA592349  Schismus barbatus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA595176  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1946-8-28 6271 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  LA15579  Schoenoplectus americanus Louis Wheeler; 1932-9-19 1399 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, at Los Feliz Blvd Bridge. 121 Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  RSA60718  Schoenoplectus maritimus Frank W. Gould 1944-4-12 2280 Los Angeles Western Avenue at 131st Street, south of Los Angeles. Comment
  POM1401  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa Del Rey Comment
  RSA366069  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa del Rey. Comment
  RSA602291  Schoenoplectus maritimus R. G. Swinney 1994-8-1 3143 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin. N side of water margin. 366 Comment
  SEINET3913204  Scirpus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1994-5-24 7840 Los Angeles Cottonwoodd Swamp': Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. Dissected by San Francisquito Canyon Road.; 0 512 Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  POM6458  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2755 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  RSA720232  Scrophularia californica subsp. floribunda LeRoy Gross 2007-4-21 2643 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  CAS-BOT-BC238499  Scrophularia villosa Alice Eastwood 1917-7-20 6481 Los Angeles Santa Catalina Island Comment
  SBBG13695  Scrophularia villosa P. H. Raven 1962-5-21 17806 Los Angeles Camp Cactus Rd just above turn to Camp Cactus, about 0.5 mi E of Carlos Comment
  UC1234795  Scrophularia villosa Peter H. Raven 1962-5-21 17806 Los Angeles ca 0.5 mi e Carlos (Camp Cactus Rd just about turn to Camp Cactus); Santa Catalina Isl Comment
  CAS-BOT-BC341087  Scutellaria mexicana Roxana S. Ferris 1918-6-12 936 Los Angeles 5 miles south of Lancaster Comment
  POM4102  Scutellaria tuberosa George B. Grant 1901-02 3393 Los Angeles Pasadena. Comment
  RSA167089  Scutellaria tuberosa W. G. Webb 1935-2-2 s.n. Los Angeles Chevy Chase, San Rafael Hills north of Glendale Comment
  PASA2576  Sedum oblongorhizum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  IRVC28572  Selaginella bigelovii A. C. Sanders, Mark Elvin 2002-6-18 25134 Los Angeles Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns. 366 Comment
  UC483377  Selaginella bigelovii L. R. Abrams and I. L. Wiggins 1931-7-6 341 Los Angeles vicinity Mosquito Harbor; San Clemente Isl. Comment
  LA5826  Selaginella bigelovii A. M. Johnson; 1934-3-16 4379 Los Angeles Comment
  RSA598105  Senecio californicus Steve Boyd, Lauren Raz 1997-3-4 9152 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  SEINET2054634 Image available Senecio californicus Norman C. Cooper 1948-4-21 2705 Los Angeles Saugus. 762 Comment
  RSA0012666  Senecio californicus Anstruther Davidson 1890-3-2 2043 Los Angeles Los Angeles Comment
  CAS-BOT-BC333114  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-3 2646 Los Angeles Little Santa Anita Canyon Comment
  POM306344  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-8-2 1426 Los Angeles Altadena Comment
  POM324251  Senecio flaccidus var. douglasii Keith C. Hughes 1960-10-3 216 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  SFV4102  Senecio flaccidus var. douglasii M. L. Vincent 1962-10-4 302 Los Angeles San Gabriel Mountains Near bridge at intersection of Valyermo Road and Pallett Creek Road. Beside stream. 1095 Comment
  UC35979  Senecio flaccidus var. douglasii Prof. Brewer 1861-1-12 131 Los Angeles San Gabriel Canyon Comment
  UCR189831  Senecio ionophyllus R. G. Swinney 1998-7-14 6458 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  CAS-BOT-BC341214  Senecio lyonii J. H. Thomas 1949-2-22 1 Los Angeles Wilson's Cove, San Clemente Island Comment
  RSA3610  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UC1930047  Senecio lyonii Mark Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles Channel Islands; San Clemente Island: Comment
  UCR68923  Senecio lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4261 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR194086  Senecio mikanioides A. C. Sanders, Dan S. Cooper 2008-1-11 34413 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon, just above Franklin Canyon Ranch on side of Lake Dr. 157 Comment
  UC1587633  Senecio vulgaris Tim Ross 1991-4-21 4506 Los Angeles Lower Turnbull Canyon drainage above nw bank stream course (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte): Lower Turnbull Can 182 Comment
  UCD92610  Setaria parviflora Daryl Koutnik 1978-4-21 s.n. Los Angeles Gas Station on Sixth Street near Hoover Street. 121 Comment
  RSA433864  Sidalcea malviflora Anstruther Davidson 1890-05 s.n. Los Angeles Riverside, Sunnyside, Los Angeles Comment
  CAS-BOT-BC434373  Sidotheca trilobata A. D. E. Elmer 1902-6-1 3695 Los Angeles Acton Comment
  SBBG119536  Silene antirrhina A. C. Sanders with H. Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Cyn at the community of Mint Cyn 457 Comment
  SBBG13034  Silene antirrhina P. H. Raven 1962-5-8 17634 Los Angeles W slope of island opposite Wilson Cove 60 Comment
  RSA477871  Silene gallica F. R. Fosberg 1931-3-25 S- 4355 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 50 Comment
  SD69597  Silene gallica Robert F. Thorne, P. Everett 1965-5-12 34637 Los Angeles Santa Catalina Island; Bulrush Canyon. 239 Comment
  RSA12409  Silene gallica C. B. Wolf 1934-4-11 5622 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  CAS-BOT-BC174905  Silene laciniata F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
  RSA724722  Silene laciniata K. Dobry 1991-3-16 d- 214 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  RSA657351  Silene laciniata subsp. major J. Keeling 1980-5-26 22 Los Angeles Verdugo Mountains Region: 3/4 mile east of dam, Childs Canyon, end of Allen St., Glendale. 518 Comment
  RSA65046  Silene lemmonii F. W. Peirson 1924-5-27 4624 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  RSA755609  Silene verecunda R. G. Swinney 2008-7-25 9310 Los Angeles Twin Peaks, west peak 2299 Comment
  RSA620160  Silybum marianum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  RSA587382  Sisymbrium altissimum Orlando Mistretta 1992-5-8 284 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  UCR186922  Sisymbrium altissimum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32236 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR47380  Sisymbrium altissimum David Charlton 1986-6-15 s.n. 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
  CATA3287  Sisymbrium irio Julie L. King 2017-2-28 65 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  RSA660051  Sisymbrium irio Stephen Hill 1981-3-5 31 Los Angeles NE side of old greenhouse on Campus at CalPoly Pomona. Comment
  UCR270372  Sisymbrium officinale John F. Emmel 2003-4-3 1776 Los Angeles Verdugo Mountains, hill 3077 NW of radio towers on high peak 915 Comment
  CHSC95807  Sisymbrium orientale LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. By power pole next to road and on nearby slopes. 622 Comment
  RSA0087032  Sisymbrium orientale R. G. Swinney 2010-4-13 12207 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA621257  Sisymbrium orientale L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  SBBG109045  Sisymbrium orientale S. A. Junak 1996-5-29 SCl 545 Los Angeles China Pt Rd, ca. 1.3 mi S of intersection with San Clemente Ridge Rd 289 Comment
  UCD138850  Sisyrinchium bellum Kenneth A. Wilson 1961-3-12 1015 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  OBI69410  Sisyrinchium bellum Anne Marie Orcino, Alan Sutton 1994-5-14 21 Los Angeles Stunt High Trl, 1 mi E on Stunt Rd from jct with Mulholland Hwy, Calabasas 243 Comment
  RSA165267  Sisyrinchium bellum Mark Parratt 1963-5-3 537 Los Angeles Oak Flats fire guard station 10 mi N. Castaic on U. S. 99. Pacific slope drainage 854 Comment
  RSA306753  Sisyrinchium bellum Henry J. Ramsey 1937-7-18 1645 Los Angeles Soldiers Creek Comment
  RSA366933  Sisyrinchium bellum E. A. McGregor 1965-5-18 s.n. Los Angeles Claremont, near foothills Comment
  RSA427317  Solanum americanum F. R. Fosberg 1930-7-3 S- 3086 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA0080782  Solanum douglasii R. G. Swinney 2010-4-15 12250 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UCR261348  Solanum douglasii R. G. Swinney 2010-3-13 11893 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA422430  Solanum douglasii Ora M. Clark 1929-10-21 1218 Los Angeles N. W. Santa Monica Comment
  RSA526520  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-7 4259 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA427304  Solanum elaeagnifolium F. H. Elmore 1935-10-7 19274 Los Angeles Parking lot opposite Aeneas Hall, U. S. C. Campus. Comment
  POM155819  Solanum umbelliferum M. L. Bryan 1928-2-8 94 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA0031687  Solanum umbelliferum M. J. Schoenfeld 1967-8-21 13 Los Angeles Glendale Foothills. 213 Comment
  RSA682510  Solanum umbelliferum Scott D. White, Michael Honer 2003-5-7 9190 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR241083  Solanum umbelliferum Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA545275  Solanum wallacei D. Propst, Hoefs 1973-3-3 14 Los Angeles Santa Catalina Island. Upper White Landing Road. 381 Comment
  UCR124469  Solanum xanti var. montanum B. C. Templeton 1932-5-31 4859 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC365038  Solidago velutina subsp. californica Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canon [Canyon], San Gabriel Mts. - near Pasadena Comment
  RSA800512  Solidago velutina subsp. californica Jane Tirrell 2012-8-20 LS 0156 Los Angeles Approx. 100 meters south of California State Route 2 near Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2346 Comment
  UCR256460  Sonchus asper R. G. Swinney 2010-6-8 13191 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0127006  Sonchus asper subsp. asper Louis C. Wheeler 1967-7-20 10124 Los Angeles Aliso Canyon. 1067 Comment
  CATA1093  Sonchus oleraceus Mark L. Hoefs 1995-5-16 2043 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  UCR260007  Sonchus oleraceus R. G. Swinney 2010-3-24 12091 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA12404  Sonchus oleraceus C. B. Wolf 1934-4-11 5617 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  CAS-BOT-BC236514  Sorghum Peter H. Raven 1959-3-1 13816 Los Angeles Vermont Canyon, Griffith Park, Santa Monica Mountains 243 Comment
  RSA729745  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gbriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
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Jan 26 2014
  UCR255787  Spartium junceum R. G. Swinney 2010-4-20 12300 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA0097064  Spergularia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25482 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  SD69697  Spergularia bocconi Robert F. Thorne 1966-4-28 36208 Los Angeles Santa Catalina Island; along roadside to Renton Mine, Pebbly Beach Canyon. 2400 Comment
  RSA0098399  Spergularia macrotheca F. R. Fosberg 1931-4-3 S 4466 Los Angeles Santa Catalina Island, Pebble Beach Road. 5 Comment
  RSA0098743  Spergularia macrotheca Steve Boyd, Orlando Mistretta, Laurel Arnseth, Bart O Brien, Thomas Hayduk 1990-4-6 4167 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  RSA0098530  Spergularia marina Orlando Mistretta 1992-4-5 205 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC390551  Spergularia platensis LeRoy Abrams 1903-4-14 3252 Los Angeles Mesa between Rivera and Florence Comment
  SBBG125378  Sphaeropteris cooperi J. R. Clark with T. Dvorak, C. de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Twin Rocks 218 Comment
  SEINET3150439  Sphaerostigma spirale G. B. Grant 1904-1 1234 -A Los Angeles Pasadena Comment
  RSA82553  Stachys albens Joseph A. Ewan 1931-7-4 4728 Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  UCR269591  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UC66738  Stachys bullata N. K. Berg 1904-3-26 Los Angeles Griffith Park Los Angeles, Los Angeles River Comment
  UCSB9274  Stachys bullata Wedberg, H. 1957-5-7 Los Angeles Upper Sepulveda Canyon; Santa Monica Mtns Comment
  UCR219825  Stanleya pinnata R. G. Swinney 2009-4-24 10433 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SDSU1275  Stanleya pinnata unknown 1952-6-15 2227 Los Angeles Malibu Beach. Comment
  JEPS30481  Stebbinsoseris heterocarpa Henry J. Thompson 1959-4-19 1957 Los Angeles Mulholland Highway 1 mi w Las Virgenes Road (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage, Mulholland Hi 274 Comment
  SD186097  Stebbinsoseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29719 Los Angeles Santa Clarita area, spur and northeast end of Cruzan Mesa, south of Vasquez Canyon road. 609 Comment
  RSA202452  Stellaria media R. L. Armacost 1963-5-7 1621 Los Angeles Tapia Park, Santa Monica. Comment
  UCR217430  Stellaria media R. G. Swinney 2009-3-10 10060 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCSB10322  Stellaria media Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  RSA608042  Stenotaphrum secundatum L. C. Wheeler 1947-06 6522 Los Angeles San Gabriel Mountains. Comment
  UCSB33663  Stephanomeria cichoriacea Griesel, Wesley 1961-9-23 Los Angeles Switzers Camp, San Gabriel Mts. 762 Comment
  CHSC62041  Stephanomeria diegensis L. P. Janeway 1993-10-5 4616 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  UC830508  Stephanomeria diegensis F. R. Fosberg 1931-12-10 7147 Los Angeles Pebble Beach Santa Catalina Island 10 Comment
  RSA586645  Stephanomeria parryi Orlando Mistretta 1995-6-1 1765 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  UCR127006  Stephanomeria pauciflora A. C. Sanders, Mark A. Elvin 2002-8-28 25608 Los Angeles Western Transverse Range, Newhall Ranch at 'Chickenhead Mtn.' north of Hwy 126 near the Del Valle Training Facinity, LA Co. Fire Dept., west of San Martinez Chiquito Canyon, on ridges below summit of peak 1768 470 Comment
  RSA474241  Stephanomeria virgata E. A. McGregor 1963-9-15 s.n. Los Angeles Whittier, Los Angeles Comment
  SBBG91139  Stephanomeria virgata subsp. virgata M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  UCR192891  Stipa R. G. Swinney 1999-8-16 7655 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  OBI25683  Stipa coronata David J. Keil 1977-4-30 12312 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co Rd N-2 Comment
  UCR126650  Stipa lepida A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26121 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  LA212447  Strelitzia reginae Jack Pepper; 1950-12-17 s.n. Los Angeles Silver Lake District. 243 Comment
  RSA383485  Stuckenia pectin